Mercurial > projects > dwt2
annotate org.eclipse.swt.win32.win32.x86/src/org/eclipse/swt/custom/StyledText.d @ 125:c43718956f21 default tip
Updated the snippets status.
author | Jacob Carlborg <doob@me.com> |
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date | Thu, 11 Aug 2011 19:55:14 +0200 |
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1 /******************************************************************************* |
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2 * Copyright (c) 2000, 2008 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
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10 * Port to the D programming language: |
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11 * Frank Benoit <benoit@tionex.de> |
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12 *******************************************************************************/ |
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13 module org.eclipse.swt.custom.StyledText; |
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14 |
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15 |
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16 import org.eclipse.swt.SWT; |
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17 import org.eclipse.swt.SWTError; |
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18 import org.eclipse.swt.SWTException; |
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19 import org.eclipse.swt.accessibility.ACC; |
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20 import org.eclipse.swt.accessibility.Accessible; |
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21 import org.eclipse.swt.accessibility.AccessibleAdapter; |
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22 import org.eclipse.swt.accessibility.AccessibleControlAdapter; |
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23 import org.eclipse.swt.accessibility.AccessibleControlEvent; |
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24 import org.eclipse.swt.accessibility.AccessibleEvent; |
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25 import org.eclipse.swt.accessibility.AccessibleTextAdapter; |
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26 import org.eclipse.swt.accessibility.AccessibleTextEvent; |
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27 import org.eclipse.swt.dnd.Clipboard; |
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28 import org.eclipse.swt.dnd.DND; |
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29 import org.eclipse.swt.dnd.RTFTransfer; |
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30 import org.eclipse.swt.dnd.TextTransfer; |
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31 import org.eclipse.swt.dnd.Transfer; |
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32 import org.eclipse.swt.events.ModifyListener; |
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33 import org.eclipse.swt.events.SelectionEvent; |
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34 import org.eclipse.swt.events.SelectionListener; |
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35 import org.eclipse.swt.events.VerifyListener; |
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36 import org.eclipse.swt.graphics.Color; |
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37 import org.eclipse.swt.graphics.Cursor; |
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38 import org.eclipse.swt.graphics.Font; |
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39 import org.eclipse.swt.graphics.FontData; |
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40 import org.eclipse.swt.graphics.FontMetrics; |
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41 import org.eclipse.swt.graphics.GC; |
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42 import org.eclipse.swt.graphics.GlyphMetrics; |
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43 import org.eclipse.swt.graphics.Image; |
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44 import org.eclipse.swt.graphics.Device; |
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45 import org.eclipse.swt.graphics.Point; |
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46 import org.eclipse.swt.graphics.Rectangle; |
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47 import org.eclipse.swt.graphics.Resource; |
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48 import org.eclipse.swt.graphics.TextLayout; |
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49 import org.eclipse.swt.internal.BidiUtil; |
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50 import org.eclipse.swt.internal.Compatibility; |
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51 import org.eclipse.swt.printing.Printer; |
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52 import org.eclipse.swt.printing.PrinterData; |
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53 import org.eclipse.swt.widgets.Canvas; |
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54 import org.eclipse.swt.widgets.Caret; |
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55 import org.eclipse.swt.widgets.Composite; |
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56 import org.eclipse.swt.widgets.Control; |
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57 import org.eclipse.swt.widgets.Display; |
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58 import org.eclipse.swt.widgets.Event; |
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59 import org.eclipse.swt.widgets.IME; |
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60 import org.eclipse.swt.widgets.Label; |
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61 import org.eclipse.swt.widgets.Listener; |
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62 import org.eclipse.swt.widgets.ScrollBar; |
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63 import org.eclipse.swt.widgets.TypedListener; |
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64 import org.eclipse.swt.custom.StyledTextContent; |
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65 import org.eclipse.swt.custom.TextChangeListener; |
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66 import org.eclipse.swt.custom.StyledTextRenderer; |
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67 import org.eclipse.swt.custom.StyledTextPrintOptions; |
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68 import org.eclipse.swt.custom.ExtendedModifyListener; |
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69 import org.eclipse.swt.custom.BidiSegmentListener; |
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70 import org.eclipse.swt.custom.LineBackgroundListener; |
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71 import org.eclipse.swt.custom.LineStyleListener; |
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72 import org.eclipse.swt.custom.PaintObjectListener; |
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73 import org.eclipse.swt.custom.VerifyKeyListener; |
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74 import org.eclipse.swt.custom.MovementListener; |
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75 import org.eclipse.swt.custom.Bullet; |
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76 import org.eclipse.swt.custom.StyledTextEvent; |
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77 import org.eclipse.swt.custom.StyleRange; |
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78 import org.eclipse.swt.custom.TextChangedEvent; |
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79 import org.eclipse.swt.custom.TextChangingEvent; |
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80 import org.eclipse.swt.custom.DefaultContent; |
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81 import org.eclipse.swt.custom.StyledTextDropTargetEffect; |
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82 import org.eclipse.swt.custom.StyledTextListener; |
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83 import org.eclipse.swt.custom.ST; |
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84 |
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85 import java.lang.all; |
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86 import java.nonstandard.UnsafeUtf; |
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87 |
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88 version(Tango){ |
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89 static import tango.io.model.IFile; |
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90 } else { // Phobos |
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91 static import std.string; |
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92 } |
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93 |
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94 |
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95 /** |
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96 * A StyledText is an editable user interface object that displays lines |
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97 * of text. The following style attributes can be defined for the text: |
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98 * <ul> |
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99 * <li>foreground color |
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100 * <li>background color |
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101 * <li>font style (bold, italic, bold-italic, regular) |
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102 * <li>underline |
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103 * <li>strikeout |
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104 * </ul> |
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105 * <p> |
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106 * In addition to text style attributes, the background color of a line may |
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107 * be specified. |
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108 * </p><p> |
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109 * There are two ways to use this widget when specifying text style information. |
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110 * You may use the API that is defined for StyledText or you may define your own |
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111 * LineStyleListener. If you define your own listener, you will be responsible |
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112 * for maintaining the text style information for the widget. IMPORTANT: You may |
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113 * not define your own listener and use the StyledText API. The following |
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114 * StyledText API is not supported if you have defined a LineStyleListener: |
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115 * <ul> |
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116 * <li>getStyleRangeAtOffset(int) |
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117 * <li>getStyleRanges() |
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118 * <li>replaceStyleRanges(int,int,StyleRange[]) |
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119 * <li>setStyleRange(StyleRange) |
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120 * <li>setStyleRanges(StyleRange[]) |
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121 * </ul> |
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122 * </p><p> |
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123 * There are two ways to use this widget when specifying line background colors. |
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124 * You may use the API that is defined for StyledText or you may define your own |
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125 * LineBackgroundListener. If you define your own listener, you will be responsible |
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126 * for maintaining the line background color information for the widget. |
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127 * IMPORTANT: You may not define your own listener and use the StyledText API. |
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128 * The following StyledText API is not supported if you have defined a |
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129 * LineBackgroundListener: |
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130 * <ul> |
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131 * <li>getLineBackground(int) |
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132 * <li>setLineBackground(int,int,Color) |
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133 * </ul> |
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134 * </p><p> |
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135 * The content implementation for this widget may also be user-defined. To do so, |
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136 * you must implement the StyledTextContent interface and use the StyledText API |
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137 * setContent(StyledTextContent) to initialize the widget. |
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138 * </p><p> |
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139 * <dl> |
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140 * <dt><b>Styles:</b><dd>FULL_SELECTION, MULTI, READ_ONLY, SINGLE, WRAP |
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141 * <dt><b>Events:</b><dd>ExtendedModify, LineGetBackground, LineGetSegments, LineGetStyle, Modify, Selection, Verify, VerifyKey |
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142 * </dl> |
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143 * </p><p> |
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144 * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
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145 * </p> |
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146 * |
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147 * @see <a href="http://www.eclipse.org/swt/snippets/#styledtext">StyledText snippets</a> |
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148 * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Examples: CustomControlExample, TextEditor</a> |
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149 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> |
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150 */ |
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151 public class StyledText : Canvas { |
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152 alias Canvas.computeSize computeSize; |
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153 package: |
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154 |
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155 static const char TAB = '\t'; |
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156 version(Tango){ |
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157 static const String PlatformLineDelimiter = tango.io.model.IFile.FileConst.NewlineString; |
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158 } else { // Phobos |
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159 static const String PlatformLineDelimiter = std.string.newline; |
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160 } |
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161 static const int BIDI_CARET_WIDTH = 3; |
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162 static const int DEFAULT_WIDTH = 64; |
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163 static const int DEFAULT_HEIGHT = 64; |
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164 static const int V_SCROLL_RATE = 50; |
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165 static const int H_SCROLL_RATE = 10; |
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166 |
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167 static const int ExtendedModify = 3000; |
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168 static const int LineGetBackground = 3001; |
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169 static const int LineGetStyle = 3002; |
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170 static const int TextChanging = 3003; |
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171 static const int TextSet = 3004; |
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172 static const int VerifyKey = 3005; |
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173 static const int TextChanged = 3006; |
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174 static const int LineGetSegments = 3007; |
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175 static const int PaintObject = 3008; |
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176 static const int WordNext = 3009; |
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177 static const int WordPrevious = 3010; |
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178 |
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179 static const int PREVIOUS_OFFSET_TRAILING = 0; |
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180 static const int OFFSET_LEADING = 1; |
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181 |
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182 Color selectionBackground; // selection background color |
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183 Color selectionForeground; // selection foreground color |
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184 StyledTextContent content; // native content (default or user specified) |
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185 StyledTextRenderer renderer; |
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186 Listener listener; |
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187 TextChangeListener textChangeListener; // listener for TextChanging, TextChanged and TextSet events from StyledTextContent |
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188 int verticalScrollOffset = 0; // pixel based |
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189 int horizontalScrollOffset = 0; // pixel based |
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190 int topIndex = 0; // top visible line |
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191 int topIndexY; |
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192 int clientAreaHeight = 0; // the client area height. Needed to calculate content width for new visible lines during Resize callback |
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193 int clientAreaWidth = 0; // the client area width. Needed during Resize callback to determine if line wrap needs to be recalculated |
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194 int tabLength = 4; // number of characters in a tab |
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195 int leftMargin; |
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196 int topMargin; |
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197 int rightMargin; |
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198 int bottomMargin; |
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199 int columnX; // keep track of the horizontal caret position when changing lines/pages. Fixes bug 5935 |
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200 int/*UTF8index*/ caretOffset = 0; |
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201 int caretAlignment; |
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202 Point selection; // x and y are start and end caret offsets of selection |
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203 Point clipboardSelection; // x and y are start and end caret offsets of previous selection |
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204 bool selectedTextValid = true; // DWT: false if we just changed a text witch was selected |
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205 int/*UTF8index*/ selectionAnchor; // position of selection anchor. 0 based offset from beginning of text |
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206 Point doubleClickSelection; // selection after last mouse double click |
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207 bool editable = true; |
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208 bool wordWrap = false; |
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209 bool doubleClickEnabled = true; // see getDoubleClickEnabled |
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210 bool overwrite = false; // insert/overwrite edit mode |
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211 int/*UTF8index*/ textLimit = -1; // limits the number of characters the user can type in the widget. Unlimited by default. |
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212 int[int] keyActionMap; |
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213 Color background = null; // workaround for bug 4791 |
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214 Color foreground = null; // |
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215 Clipboard clipboard; |
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216 int clickCount; |
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217 int autoScrollDirection = SWT.NULL; // the direction of autoscrolling (up, down, right, left) |
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218 int autoScrollDistance = 0; |
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219 int lastTextChangeStart; // cache data of the |
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220 int lastTextChangeNewLineCount; // last text changing |
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221 int lastTextChangeNewCharCount; // event for use in the |
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222 int lastTextChangeReplaceLineCount; // text changed handler |
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223 int lastTextChangeReplaceCharCount; |
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224 int lastLineBottom; // the bottom pixel of the last line been replaced |
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225 bool isMirrored_; |
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226 bool bidiColoring = false; // apply the BIDI algorithm on text segments of the same color |
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227 Image leftCaretBitmap = null; |
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228 Image rightCaretBitmap = null; |
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229 int caretDirection = SWT.NULL; |
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230 int caretWidth = 0; |
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231 Caret defaultCaret = null; |
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232 bool updateCaretDirection = true; |
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233 bool fixedLineHeight; |
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234 bool dragDetect_ = true; |
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235 IME ime; |
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236 |
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237 int alignment; |
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238 bool justify; |
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239 int indent; |
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240 int lineSpacing; |
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241 |
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242 const static bool IS_CARBON, IS_GTK, IS_MOTIF; |
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243 mixin(sharedStaticThis!(`{ |
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244 String platform = SWT.getPlatform(); |
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245 IS_CARBON = ("carbon" == platform); |
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246 IS_GTK = ("gtk" == platform); |
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247 IS_MOTIF = ("motif" == platform); |
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248 }`)); |
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249 |
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250 /** |
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251 * The Printing class : printing of a range of text. |
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252 * An instance of <code>Printing</code> is returned in the |
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253 * StyledText#print(Printer) API. The run() method may be |
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254 * invoked from any thread. |
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255 */ |
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256 static class Printing : Runnable { |
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257 const static int LEFT = 0; // left aligned header/footer segment |
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258 const static int CENTER = 1; // centered header/footer segment |
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259 const static int RIGHT = 2; // right aligned header/footer segment |
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260 |
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261 Printer printer; |
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262 StyledTextRenderer printerRenderer; |
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263 StyledTextPrintOptions printOptions; |
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264 Rectangle clientArea; |
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265 FontData fontData; |
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266 Font printerFont; |
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267 Resource[Resource] resources; |
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268 int tabLength; |
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269 GC gc; // printer GC |
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270 int pageWidth; // width of a printer page in pixels |
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271 int startPage; // first page to print |
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272 int endPage; // last page to print |
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273 int startLine; // first (wrapped) line to print |
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274 int endLine; // last (wrapped) line to print |
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275 bool singleLine; // widget single line mode |
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276 Point selection = null; // selected text |
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277 bool mirrored; // indicates the printing gc should be mirrored |
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278 int lineSpacing; |
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279 int printMargin; |
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280 |
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281 /** |
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282 * Creates an instance of <code>Printing</code>. |
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283 * Copies the widget content and rendering data that needs |
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284 * to be requested from listeners. |
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285 * </p> |
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286 * @param parent StyledText widget to print. |
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287 * @param printer printer device to print on. |
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288 * @param printOptions print options |
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289 */ |
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290 this(StyledText styledText, Printer printer, StyledTextPrintOptions printOptions) { |
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291 this.printer = printer; |
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292 this.printOptions = printOptions; |
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293 this.mirrored = (styledText.getStyle() & SWT.MIRRORED) !is 0; |
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294 singleLine = styledText.isSingleLine(); |
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295 startPage = 1; |
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296 endPage = int.max; |
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297 PrinterData data = printer.getPrinterData(); |
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298 if (data.scope_ is PrinterData.PAGE_RANGE) { |
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299 startPage = data.startPage; |
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300 endPage = data.endPage; |
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301 if (endPage < startPage) { |
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302 int temp = endPage; |
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303 endPage = startPage; |
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304 startPage = temp; |
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305 } |
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306 } else if (data.scope_ is PrinterData.SELECTION) { |
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307 selection = styledText.getSelectionRange(); |
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308 } |
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309 printerRenderer = new StyledTextRenderer(printer, null); |
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310 printerRenderer.setContent(copyContent(styledText.getContent())); |
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311 cacheLineData(styledText); |
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312 } |
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313 /** |
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314 * Caches all line data that needs to be requested from a listener. |
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315 * </p> |
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316 * @param printerContent <code>StyledTextContent</code> to request |
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317 * line data for. |
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318 */ |
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319 void cacheLineData(StyledText styledText) { |
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320 StyledTextRenderer renderer = styledText.renderer; |
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321 renderer.copyInto(printerRenderer); |
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322 fontData = styledText.getFont().getFontData()[0]; |
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323 tabLength = styledText.tabLength; |
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324 int lineCount = printerRenderer.lineCount; |
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325 if (styledText.isListening(LineGetBackground) || (styledText.isBidi() && styledText.isListening(LineGetSegments)) || styledText.isListening(LineGetStyle)) { |
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326 StyledTextContent content = printerRenderer.content; |
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327 for (int i = 0; i < lineCount; i++) { |
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328 String line = content.getLine(i); |
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329 int lineOffset = content.getOffsetAtLine(i); |
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330 StyledTextEvent event = styledText.getLineBackgroundData(lineOffset, line); |
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331 if (event !is null && event.lineBackground !is null) { |
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332 printerRenderer.setLineBackground(i, 1, event.lineBackground); |
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333 } |
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334 if (styledText.isBidi()) { |
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335 int[] segments = styledText.getBidiSegments(lineOffset, line); |
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336 printerRenderer.setLineSegments(i, 1, segments); |
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337 } |
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338 event = styledText.getLineStyleData(lineOffset, line); |
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339 if (event !is null) { |
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340 printerRenderer.setLineIndent(i, 1, event.indent); |
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341 printerRenderer.setLineAlignment(i, 1, event.alignment); |
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342 printerRenderer.setLineJustify(i, 1, event.justify); |
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343 printerRenderer.setLineBullet(i, 1, event.bullet); |
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344 StyleRange[] styles = event.styles; |
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345 if (styles !is null && styles.length > 0) { |
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346 printerRenderer.setStyleRanges(event.ranges, styles); |
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347 } |
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348 } |
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349 } |
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350 } |
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351 Point screenDPI = styledText.getDisplay().getDPI(); |
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352 Point printerDPI = printer.getDPI(); |
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353 resources = null; |
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354 for (int i = 0; i < lineCount; i++) { |
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355 Color color = printerRenderer.getLineBackground(i, null); |
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356 if (color !is null) { |
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357 if (printOptions.printLineBackground) { |
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358 Color printerColor; |
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359 if ( auto p = color in resources ) { |
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360 printerColor = cast(Color)*p; |
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361 } |
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362 else { |
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363 printerColor = new Color (printer, color.getRGB()); |
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364 resources[color]=printerColor; |
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365 } |
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366 printerRenderer.setLineBackground(i, 1, printerColor); |
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367 } else { |
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368 printerRenderer.setLineBackground(i, 1, null); |
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369 } |
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370 } |
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371 int indent = printerRenderer.getLineIndent(i, 0); |
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372 if (indent !is 0) { |
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373 printerRenderer.setLineIndent(i, 1, indent * printerDPI.x / screenDPI.x); |
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374 } |
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375 } |
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376 StyleRange[] styles = printerRenderer.styles; |
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377 for (int i = 0; i < printerRenderer.styleCount; i++) { |
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378 StyleRange style = styles[i]; |
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379 Font font = style.font; |
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380 if (style.font !is null) { |
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381 Font printerFont; |
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382 if ( auto p = font in resources ) { |
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383 printerFont = cast(Font)*p; |
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384 } |
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385 else { |
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386 printerFont = new Font (printer, font.getFontData()); |
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387 resources[font]= printerFont; |
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388 } |
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389 style.font = printerFont; |
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390 } |
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391 Color color = style.foreground; |
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392 if (color !is null) { |
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393 if (printOptions.printTextForeground) { |
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394 Color printerColor; |
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395 if ( auto p = color in resources ) { |
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396 printerColor = cast(Color)*p; |
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397 } |
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398 else { |
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399 printerColor = new Color (printer, color.getRGB()); |
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400 resources[color]=printerColor; |
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401 } |
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402 style.foreground = printerColor; |
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parents:
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403 } else { |
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parents:
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404 style.foreground = null; |
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405 } |
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406 } |
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407 color = style.background; |
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408 if (color !is null) { |
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parents:
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409 if (printOptions.printTextBackground) { |
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parents:
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410 Color printerColor; |
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parents:
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411 if ( auto p = color in resources ) { |
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412 printerColor = cast(Color)*p; |
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parents:
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413 } |
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parents:
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414 else { |
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415 printerColor = new Color (printer, color.getRGB()); |
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416 resources[color]=printerColor; |
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parents:
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417 } |
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parents:
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418 style.background = printerColor; |
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419 } else { |
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420 style.background = null; |
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421 } |
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parents:
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422 } |
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parents:
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423 if (!printOptions.printTextFontStyle) { |
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424 style.fontStyle = SWT.NORMAL; |
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parents:
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425 } |
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426 style.rise = style.rise * printerDPI.y / screenDPI.y; |
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parents:
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427 GlyphMetrics metrics = style.metrics; |
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parents:
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428 if (metrics !is null) { |
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parents:
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429 metrics.ascent = metrics.ascent * printerDPI.y / screenDPI.y; |
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parents:
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430 metrics.descent = metrics.descent * printerDPI.y / screenDPI.y; |
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parents:
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431 metrics.width = metrics.width * printerDPI.x / screenDPI.x; |
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parents:
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432 } |
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parents:
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433 } |
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parents:
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434 lineSpacing = styledText.lineSpacing * printerDPI.y / screenDPI.y; |
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parents:
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435 if (printOptions.printLineNumbers) { |
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parents:
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436 printMargin = 3 * printerDPI.x / screenDPI.x; |
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parents:
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437 } |
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parents:
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|
438 } |
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parents:
diff
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|
439 /** |
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parents:
diff
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440 * Copies the text of the specified <code>StyledTextContent</code>. |
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parents:
diff
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441 * </p> |
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parents:
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442 * @param original the <code>StyledTextContent</code> to copy. |
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parents:
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443 */ |
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parents:
diff
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|
444 StyledTextContent copyContent(StyledTextContent original) { |
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parents:
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445 StyledTextContent printerContent = new DefaultContent(); |
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parents:
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446 int insertOffset = 0; |
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parents:
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447 for (int i = 0; i < original.getLineCount(); i++) { |
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parents:
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448 int insertEndOffset; |
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parents:
diff
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449 if (i < original.getLineCount() - 1) { |
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parents:
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450 insertEndOffset = original.getOffsetAtLine(i + 1); |
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parents:
diff
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|
451 } else { |
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parents:
diff
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|
452 insertEndOffset = original.getCharCount(); |
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parents:
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|
453 } |
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parents:
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454 printerContent.replaceTextRange(insertOffset, 0, original.getTextRange(insertOffset, insertEndOffset - insertOffset)); |
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parents:
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455 insertOffset = insertEndOffset; |
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parents:
diff
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|
456 } |
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parents:
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457 return printerContent; |
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parents:
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|
458 } |
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parents:
diff
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|
459 /** |
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parents:
diff
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|
460 * Disposes of the resources and the <code>PrintRenderer</code>. |
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parents:
diff
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|
461 */ |
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parents:
diff
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|
462 void dispose() { |
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parents:
diff
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|
463 if (gc !is null) { |
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parents:
diff
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|
464 gc.dispose(); |
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parents:
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|
465 gc = null; |
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parents:
diff
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|
466 } |
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parents:
diff
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|
467 foreach( resource; resources.values ){ |
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parents:
diff
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|
468 resource.dispose(); |
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parents:
diff
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|
469 } |
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parents:
diff
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|
470 resources = null; |
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parents:
diff
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|
471 if (printerFont !is null) { |
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parents:
diff
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|
472 printerFont.dispose(); |
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parents:
diff
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|
473 printerFont = null; |
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parents:
diff
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|
474 } |
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parents:
diff
changeset
|
475 if (printerRenderer !is null) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
476 printerRenderer.dispose(); |
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parents:
diff
changeset
|
477 printerRenderer = null; |
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parents:
diff
changeset
|
478 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
479 } |
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parents:
diff
changeset
|
480 void init_() { |
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parents:
diff
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|
481 Rectangle trim = printer.computeTrim(0, 0, 0, 0); |
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parents:
diff
changeset
|
482 Point dpi = printer.getDPI(); |
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parents:
diff
changeset
|
483 |
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parents:
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|
484 printerFont = new Font( cast(Device)printer, fontData.getName(), fontData.getHeight(), SWT.NORMAL); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
485 clientArea = printer.getClientArea(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
486 pageWidth = clientArea.width; |
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parents:
diff
changeset
|
487 // one inch margin around text |
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parents:
diff
changeset
|
488 clientArea.x = dpi.x + trim.x; |
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parents:
diff
changeset
|
489 clientArea.y = dpi.y + trim.y; |
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parents:
diff
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|
490 clientArea.width -= (clientArea.x + trim.width); |
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parents:
diff
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|
491 clientArea.height -= (clientArea.y + trim.height); |
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parents:
diff
changeset
|
492 |
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parents:
diff
changeset
|
493 int style = mirrored ? SWT.RIGHT_TO_LEFT : SWT.LEFT_TO_RIGHT; |
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parents:
diff
changeset
|
494 gc = new GC(printer, style); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
495 gc.setFont(printerFont); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
496 printerRenderer.setFont(printerFont, tabLength); |
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parents:
diff
changeset
|
497 int lineHeight = printerRenderer.getLineHeight(); |
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parents:
diff
changeset
|
498 if (printOptions.header !is null) { |
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parents:
diff
changeset
|
499 clientArea.y += lineHeight * 2; |
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parents:
diff
changeset
|
500 clientArea.height -= lineHeight * 2; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
501 } |
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parents:
diff
changeset
|
502 if (printOptions.footer !is null) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
503 clientArea.height -= lineHeight * 2; |
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parents:
diff
changeset
|
504 } |
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parents:
diff
changeset
|
505 |
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parents:
diff
changeset
|
506 // TODO not wrapped |
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parents:
diff
changeset
|
507 StyledTextContent content = printerRenderer.content; |
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parents:
diff
changeset
|
508 startLine = 0; |
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parents:
diff
changeset
|
509 endLine = singleLine ? 0 : content.getLineCount() - 1; |
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parents:
diff
changeset
|
510 PrinterData data = printer.getPrinterData(); |
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parents:
diff
changeset
|
511 if (data.scope_ is PrinterData.PAGE_RANGE) { |
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parents:
diff
changeset
|
512 int pageSize = clientArea.height / lineHeight;//WRONG |
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parents:
diff
changeset
|
513 startLine = (startPage - 1) * pageSize; |
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parents:
diff
changeset
|
514 } else if (data.scope_ is PrinterData.SELECTION) { |
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parents:
diff
changeset
|
515 startLine = content.getLineAtOffset(selection.x); |
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parents:
diff
changeset
|
516 if (selection.y > 0) { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
517 // DWT: index isn't a valid UTF-8 index |
0
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parents:
diff
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|
518 endLine = content.getLineAtOffset(selection.x + selection.y - 1); |
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parents:
diff
changeset
|
519 } else { |
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parents:
diff
changeset
|
520 endLine = startLine - 1; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
521 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
522 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
523 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
524 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
525 * Prints the lines in the specified page range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
526 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
527 void print() { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
528 Color background = gc.getBackground(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
529 Color foreground = gc.getForeground(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
530 int paintY = clientArea.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
531 int paintX = clientArea.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
532 int width = clientArea.width; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
533 int page = startPage; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
534 int pageBottom = clientArea.y + clientArea.height; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
535 int orientation = gc.getStyle() & (SWT.RIGHT_TO_LEFT | SWT.LEFT_TO_RIGHT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
536 TextLayout printLayout = null; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
537 if (printOptions.printLineNumbers || printOptions.header !is null || printOptions.footer !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
538 printLayout = new TextLayout(printer); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
539 printLayout.setFont(printerFont); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
540 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
541 if (printOptions.printLineNumbers) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
542 int numberingWidth = 0; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
543 int count = endLine - startLine + 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
544 String[] lineLabels = printOptions.lineLabels; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
545 if (lineLabels !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
546 for (int i = startLine; i < Math.min(count, lineLabels.length); i++) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
547 if (lineLabels[i] !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
548 printLayout.setText(lineLabels[i]); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
549 int lineWidth = printLayout.getBounds().width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
550 numberingWidth = Math.max(numberingWidth, lineWidth); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
551 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
552 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
553 } else { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
554 StringBuffer buffer = new StringBuffer("0"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
555 while ((count /= 10) > 0) buffer.append("0"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
556 printLayout.setText(buffer.toString()); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
557 numberingWidth = printLayout.getBounds().width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
558 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
559 numberingWidth += printMargin; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
560 if (numberingWidth > width) numberingWidth = width; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
561 paintX += numberingWidth; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
562 width -= numberingWidth; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
563 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
564 for (int i = startLine; i <= endLine && page <= endPage; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
565 if (paintY is clientArea.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
566 printer.startPage(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
567 printDecoration(page, true, printLayout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
568 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
569 TextLayout layout = printerRenderer.getTextLayout(i, orientation, width, lineSpacing); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
570 Color lineBackground = printerRenderer.getLineBackground(i, background); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
571 int paragraphBottom = paintY + layout.getBounds().height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
572 if (paragraphBottom <= pageBottom) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
573 //normal case, the whole paragraph fits in the current page |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
574 printLine(paintX, paintY, gc, foreground, lineBackground, layout, printLayout, i); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
575 paintY = paragraphBottom; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
576 } else { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
577 int lineCount = layout.getLineCount(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
578 while (paragraphBottom > pageBottom && lineCount > 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
579 lineCount--; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
580 paragraphBottom -= layout.getLineBounds(lineCount).height + layout.getSpacing(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
581 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
582 if (lineCount is 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
583 //the whole paragraph goes to the next page |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
584 printDecoration(page, false, printLayout); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
585 printer.endPage(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
586 page++; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
587 if (page <= endPage) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
588 printer.startPage(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
589 printDecoration(page, true, printLayout); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
590 paintY = clientArea.y; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
591 printLine(paintX, paintY, gc, foreground, lineBackground, layout, printLayout, i); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
592 paintY += layout.getBounds().height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
593 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
594 } else { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
595 //draw paragraph top in the current page and paragraph bottom in the next |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
596 int height = paragraphBottom - paintY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
597 gc.setClipping(clientArea.x, paintY, clientArea.width, height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
598 printLine(paintX, paintY, gc, foreground, lineBackground, layout, printLayout, i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
599 gc.setClipping(cast(Rectangle)null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
600 printDecoration(page, false, printLayout); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
601 printer.endPage(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
602 page++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
603 if (page <= endPage) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
604 printer.startPage(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
605 printDecoration(page, true, printLayout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
606 paintY = clientArea.y - height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
607 int layoutHeight = layout.getBounds().height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
608 gc.setClipping(clientArea.x, clientArea.y, clientArea.width, layoutHeight - height); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
609 printLine(paintX, paintY, gc, foreground, lineBackground, layout, printLayout, i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
610 gc.setClipping(cast(Rectangle)null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
611 paintY += layoutHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
612 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
613 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
614 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
615 printerRenderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
616 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
617 if (page <= endPage && paintY > clientArea.y) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
618 // close partial page |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
619 printDecoration(page, false, printLayout); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
620 printer.endPage(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
621 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
622 if (printLayout !is null) printLayout.dispose(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
623 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
624 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
625 * Print header or footer decorations. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
626 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
627 * @param page page number to print, if specified in the StyledTextPrintOptions header or footer. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
628 * @param header true = print the header, false = print the footer |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
629 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
630 void printDecoration(int page, bool header, TextLayout layout) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
631 String text = header ? printOptions.header : printOptions.footer; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
632 if (text is null) return; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
633 int lastSegmentIndex = 0; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
634 for (int i = 0; i < 3; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
635 int segmentIndex = text.indexOf( StyledTextPrintOptions.SEPARATOR, lastSegmentIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
636 String segment; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
637 if (segmentIndex is -1 ) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
638 segment = text.substring(lastSegmentIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
639 printDecorationSegment(segment, i, page, header, layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
640 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
641 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
642 segment = text.substring(lastSegmentIndex, segmentIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
643 printDecorationSegment(segment, i, page, header, layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
644 lastSegmentIndex = segmentIndex + StyledTextPrintOptions.SEPARATOR.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
645 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
646 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
647 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
648 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
649 * Print one segment of a header or footer decoration. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
650 * Headers and footers have three different segments. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
651 * One each for left aligned, centered, and right aligned text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
652 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
653 * @param segment decoration segment to print |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
654 * @param alignment alignment of the segment. 0=left, 1=center, 2=right |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
655 * @param page page number to print, if specified in the decoration segment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
656 * @param header true = print the header, false = print the footer |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
657 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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658 void printDecorationSegment(String segment, int alignment, int page, bool header, TextLayout layout) { |
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659 int pageIndex = segment.indexOf(StyledTextPrintOptions.PAGE_TAG); |
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660 if (pageIndex !is -1 ) { |
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661 int pageTagLength = StyledTextPrintOptions.PAGE_TAG.length; |
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662 StringBuffer buffer = new StringBuffer(segment.substring (0, pageIndex)); |
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663 buffer.append (page); |
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|
664 buffer.append (segment.substring(pageIndex + pageTagLength)); |
43
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36
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|
665 segment = buffer.toString()._idup(); |
0
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|
666 } |
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|
667 if (segment.length > 0) { |
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|
668 layout.setText(segment); |
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parents:
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|
669 int segmentWidth = layout.getBounds().width; |
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diff
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|
670 int segmentHeight = printerRenderer.getLineHeight(); |
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parents:
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671 int drawX = 0, drawY; |
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672 if (alignment is LEFT) { |
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diff
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673 drawX = clientArea.x; |
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parents:
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674 } else if (alignment is CENTER) { |
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parents:
diff
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675 drawX = (pageWidth - segmentWidth) / 2; |
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parents:
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|
676 } else if (alignment is RIGHT) { |
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677 drawX = clientArea.x + clientArea.width - segmentWidth; |
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|
678 } |
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diff
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679 if (header) { |
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parents:
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680 drawY = clientArea.y - segmentHeight * 2; |
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parents:
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681 } else { |
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parents:
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682 drawY = clientArea.y + clientArea.height + segmentHeight; |
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|
683 } |
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parents:
diff
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|
684 layout.draw(gc, drawX, drawY); |
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parents:
diff
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|
685 } |
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|
686 } |
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parents:
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687 void printLine(int x, int y, GC gc, Color foreground, Color background, TextLayout layout, TextLayout printLayout, int index) { |
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parents:
diff
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688 if (background !is null) { |
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parents:
diff
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|
689 Rectangle rect = layout.getBounds(); |
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parents:
diff
changeset
|
690 gc.setBackground(background); |
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parents:
diff
changeset
|
691 gc.fillRectangle(x, y, rect.width, rect.height); |
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parents:
diff
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|
692 |
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parents:
diff
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|
693 // int lineCount = layout.getLineCount(); |
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parents:
diff
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|
694 // for (int i = 0; i < lineCount; i++) { |
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parents:
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|
695 // Rectangle rect = layout.getLineBounds(i); |
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parents:
diff
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|
696 // rect.x += paintX; |
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parents:
diff
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|
697 // rect.y += paintY + layout.getSpacing(); |
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|
698 // rect.width = width;//layout bounds |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
699 // gc.fillRectangle(rect); |
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parents:
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|
700 // } |
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parents:
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|
701 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
702 if (printOptions.printLineNumbers) { |
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parents:
diff
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|
703 FontMetrics metrics = layout.getLineMetrics(0); |
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parents:
diff
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|
704 printLayout.setAscent(metrics.getAscent() + metrics.getLeading()); |
6dd524f61e62
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parents:
diff
changeset
|
705 printLayout.setDescent(metrics.getDescent()); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
706 String[] lineLabels = printOptions.lineLabels; |
6dd524f61e62
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parents:
diff
changeset
|
707 if (lineLabels !is null) { |
6dd524f61e62
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parents:
diff
changeset
|
708 if (0 <= index && index < lineLabels.length && lineLabels[index] !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
709 printLayout.setText(lineLabels[index]); |
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parents:
diff
changeset
|
710 } else { |
6dd524f61e62
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parents:
diff
changeset
|
711 printLayout.setText(""); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
712 } |
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parents:
diff
changeset
|
713 } else { |
9 | 714 printLayout.setText(String_valueOf(index)); |
0
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
715 } |
6dd524f61e62
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parents:
diff
changeset
|
716 int paintX = x - printMargin - printLayout.getBounds().width; |
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parents:
diff
changeset
|
717 printLayout.draw(gc, paintX, y); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
718 printLayout.setAscent(-1); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
719 printLayout.setDescent(-1); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
720 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
721 gc.setForeground(foreground); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
722 layout.draw(gc, x, y); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
723 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
724 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
725 * Starts a print job and prints the pages specified in the constructor. |
6dd524f61e62
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parents:
diff
changeset
|
726 */ |
6dd524f61e62
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parents:
diff
changeset
|
727 public void run() { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
728 String jobName = printOptions.jobName; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
729 if (jobName is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
730 jobName = "Printing"; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
731 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
732 if (printer.startJob(jobName)) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
733 init_(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
734 print(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
735 dispose(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
736 printer.endJob(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
737 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
738 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
739 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
740 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
741 * The <code>RTFWriter</code> class is used to write widget content as |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
742 * rich text. The implementation complies with the RTF specification |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
743 * version 1.5. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
744 * <p> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
745 * toString() is guaranteed to return a valid RTF string only after |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
746 * close() has been called. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
747 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
748 * Whole and partial lines and line breaks can be written. Lines will be |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
749 * formatted using the styles queried from the LineStyleListener, if |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
750 * set, or those set directly in the widget. All styles are applied to |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
751 * the RTF stream like they are rendered by the widget. In addition, the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
752 * widget font name and size is used for the whole text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
753 * </p> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
754 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
755 class RTFWriter : TextWriter { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
756 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
757 alias TextWriter.write write; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
758 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
759 static const int DEFAULT_FOREGROUND = 0; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
760 static const int DEFAULT_BACKGROUND = 1; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
761 Color[] colorTable; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
762 Font[] fontTable; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
763 bool WriteUnicode; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
764 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
765 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
766 * Creates a RTF writer that writes content starting at offset "start" |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
767 * in the document. <code>start</code> and <code>length</code>can be set to specify partial |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
768 * lines. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
769 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
770 * @param start start offset of content to write, 0 based from |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
771 * beginning of document |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
772 * @param length length of content to write |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
773 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
774 public this(int start, int length) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
775 super(start, length); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
776 colorTable ~= getForeground(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
777 colorTable ~= getBackground(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
778 fontTable ~= getFont(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
779 setUnicode(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
780 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
781 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
782 * Closes the RTF writer. Once closed no more content can be written. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
783 * <b>NOTE:</b> <code>toString()</code> does not return a valid RTF string until |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
784 * <code>close()</code> has been called. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
785 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
786 public override void close() { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
787 if (!isClosed()) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
788 writeHeader(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
789 write("\n}}\0"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
790 super.close(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
791 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
792 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
793 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
794 * Returns the index of the specified color in the RTF color table. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
795 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
796 * @param color the color |
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|
797 * @param defaultIndex return value if color is null |
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diff
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|
798 * @return the index of the specified color in the RTF color table |
6dd524f61e62
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parents:
diff
changeset
|
799 * or "defaultIndex" if "color" is null. |
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parents:
diff
changeset
|
800 */ |
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parents:
diff
changeset
|
801 int getColorIndex(Color color, int defaultIndex) { |
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parents:
diff
changeset
|
802 if (color is null) return defaultIndex; |
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parents:
diff
changeset
|
803 int index = -1; |
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parents:
diff
changeset
|
804 foreach( i, col; colorTable ){ |
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parents:
diff
changeset
|
805 if( col == color ){ |
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parents:
diff
changeset
|
806 index = i; |
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parents:
diff
changeset
|
807 break; |
6dd524f61e62
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parents:
diff
changeset
|
808 } |
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parents:
diff
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|
809 } |
6dd524f61e62
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parents:
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810 if (index is -1) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
811 index = colorTable.length; |
6dd524f61e62
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parents:
diff
changeset
|
812 colorTable ~= color; |
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parents:
diff
changeset
|
813 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
814 return index; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
815 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
816 /** |
6dd524f61e62
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parents:
diff
changeset
|
817 * Returns the index of the specified color in the RTF color table. |
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parents:
diff
changeset
|
818 * |
6dd524f61e62
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parents:
diff
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|
819 * @param color the color |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
820 * @param defaultIndex return value if color is null |
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parents:
diff
changeset
|
821 * @return the index of the specified color in the RTF color table |
6dd524f61e62
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parents:
diff
changeset
|
822 * or "defaultIndex" if "color" is null. |
6dd524f61e62
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parents:
diff
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|
823 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
824 int getFontIndex(Font font) { |
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parents:
diff
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|
825 int index = -1; |
6dd524f61e62
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parents:
diff
changeset
|
826 foreach( i, f; colorTable ){ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
827 if( f == font ){ |
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parents:
diff
changeset
|
828 index = i; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
829 break; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
830 } |
6dd524f61e62
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parents:
diff
changeset
|
831 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
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changeset
|
832 if (index is -1) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
833 index = fontTable.length; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
834 fontTable ~= font; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
835 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
836 return index; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
837 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
838 /** |
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parents:
diff
changeset
|
839 * Determines if Unicode RTF should be written. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
840 * Don't write Unicode RTF on Windows 95/98/ME or NT. |
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841 */ |
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diff
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|
842 void setUnicode() {/*!!!*/ |
0
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parents:
diff
changeset
|
843 // const String Win95 = "windows 95"; |
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parents:
diff
changeset
|
844 // const String Win98 = "windows 98"; |
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parents:
diff
changeset
|
845 // const String WinME = "windows me"; |
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parents:
diff
changeset
|
846 // const String WinNT = "windows nt"; |
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parents:
diff
changeset
|
847 // String osName = System.getProperty("os.name").toLowerCase(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
848 // String osVersion = System.getProperty("os.version"); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
849 // int majorVersion = 0; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
850 // |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
851 // if (osName.startsWith(WinNT) && osVersion !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
852 // int majorIndex = osVersion.indexOf('.'); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
853 // if (majorIndex !is -1) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
854 // osVersion = osVersion.substring(0, majorIndex); |
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parents:
diff
changeset
|
855 // try { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
856 // majorVersion = Integer.parseInt(osVersion); |
6dd524f61e62
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parents:
diff
changeset
|
857 // } catch (NumberFormatException exception) { |
6dd524f61e62
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parents:
diff
changeset
|
858 // // ignore exception. version number remains unknown. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
859 // // will write without Unicode |
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parents:
diff
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|
860 // } |
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parents:
diff
changeset
|
861 // } |
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parents:
diff
changeset
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862 // } |
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parents:
diff
changeset
|
863 // WriteUnicode = !osName.startsWith(Win95) && |
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parents:
diff
changeset
|
864 // !osName.startsWith(Win98) && |
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parents:
diff
changeset
|
865 // !osName.startsWith(WinME) && |
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parents:
diff
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866 // (!osName.startsWith(WinNT) || majorVersion > 4); |
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parents:
diff
changeset
|
867 WriteUnicode = true; // we are on linux-gtk |
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parents:
diff
changeset
|
868 } |
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diff
changeset
|
869 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
870 * Appends the specified segment of "string" to the RTF data. |
6dd524f61e62
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parents:
diff
changeset
|
871 * Copy from <code>start</code> up to, but excluding, <code>end</code>. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
872 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
873 * @param string string to copy a segment from. Must not contain |
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add dwt win and basic java stuff
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parents:
diff
changeset
|
874 * line breaks. Line breaks should be written using writeLineDelimiter() |
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parents:
diff
changeset
|
875 * @param start start offset of segment. 0 based. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
876 * @param end end offset of segment |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
877 */ |
6dd524f61e62
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parents:
diff
changeset
|
878 void write(String string, int start, int end) { |
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diff
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|
879 int incr; |
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diff
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|
880 for (int index = start; index < end; index += incr) { |
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parents:
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|
881 dchar ch = string.dcharAt(index, incr); |
0
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parents:
diff
changeset
|
882 if (ch > 0xFF && WriteUnicode) { |
6dd524f61e62
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parents:
diff
changeset
|
883 // write the sub string from the last escaped character |
6dd524f61e62
add dwt win and basic java stuff
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parents:
diff
changeset
|
884 // to the current one. Fixes bug 21698. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
885 if (index > start) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
886 write( string[start .. index ] ); |
6dd524f61e62
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parents:
diff
changeset
|
887 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
888 write("\\u"); |
9 | 889 write( String_valueOf( cast(short)ch )); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
890 write(' '); // control word delimiter |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
891 start = index + incr; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
892 } else if (ch is '}' || ch is '{' || ch is '\\') { |
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add dwt win and basic java stuff
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parents:
diff
changeset
|
893 // write the sub string from the last escaped character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
894 // to the current one. Fixes bug 21698. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
895 if (index > start) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
896 write(string[start .. index]); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
897 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
898 write('\\'); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
899 write(cast(char)ch); // ok because one of {}\ |
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diff
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|
900 assert(incr == 1); |
0
6dd524f61e62
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parents:
diff
changeset
|
901 start = index + 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
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|
902 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
903 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
904 // write from the last escaped character to the end. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
905 // Fixes bug 21698. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
906 if (start < end) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
907 write(string[ start .. end]); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
908 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
909 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
910 /** |
6dd524f61e62
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parents:
diff
changeset
|
911 * Writes the RTF header including font table and color table. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
912 */ |
6dd524f61e62
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parents:
diff
changeset
|
913 void writeHeader() { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
914 StringBuffer header = new StringBuffer(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
915 FontData fontData = getFont().getFontData()[0]; |
6dd524f61e62
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parents:
diff
changeset
|
916 header.append("{\\rtf1\\ansi"); |
6dd524f61e62
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parents:
diff
changeset
|
917 // specify code page, necessary for copy to work in bidi |
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parents:
diff
changeset
|
918 // systems that don't support Unicode RTF. |
6dd524f61e62
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parents:
diff
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|
919 // PORTING_TODO: String cpg = System.getProperty("file.encoding").toLowerCase(); |
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diff
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|
920 //String cpg = "UTF16"; |
0
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parents:
diff
changeset
|
921 /+ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
922 if (cpg.startsWith("cp") || cpg.startsWith("ms")) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
923 cpg = cpg.substring(2, cpg.length()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
924 header.append("\\ansicpg"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
925 header.append(cpg); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
926 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
927 +/ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
928 header.append("\\uc0\\deff0{\\fonttbl{\\f0\\fnil "); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
929 header.append(fontData.getName()); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
930 header.append(";"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
931 for (int i = 1; i < fontTable.length; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
932 header.append("\\f"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
933 header.append(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
934 header.append(" "); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
935 FontData fd = (cast(Font)fontTable[i]).getFontData()[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
936 header.append(fd.getName()); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
937 header.append(";"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
938 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
939 header.append("}}\n{\\colortbl"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
940 for (int i = 0; i < colorTable.length; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
941 Color color = cast(Color) colorTable[i]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
942 header.append("\\red"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
943 header.append(color.getRed()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
944 header.append("\\green"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
945 header.append(color.getGreen()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
946 header.append("\\blue"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
947 header.append(color.getBlue()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
948 header.append(";"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
949 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
950 // some RTF readers ignore the deff0 font tag. Explicitly |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
951 // set the font for the whole document to work around this. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
952 header.append("}\n{\\f0\\fs"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
953 // font size is specified in half points |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
954 header.append(fontData.getHeight() * 2); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
955 header.append(" "); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
956 write(header.toString(), 0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
957 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
958 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
959 * Appends the specified line text to the RTF data. Lines will be formatted |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
960 * using the styles queried from the LineStyleListener, if set, or those set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
961 * directly in the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
962 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
963 * @param line line text to write as RTF. Must not contain line breaks |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
964 * Line breaks should be written using writeLineDelimiter() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
965 * @param lineOffset offset of the line. 0 based from the start of the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
966 * widget document. Any text occurring before the start offset or after the |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
967 * end offset specified during object creation is ignored. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
968 * @exception SWTException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
969 * <li>ERROR_IO when the writer is closed.</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
970 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
971 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
972 public override void writeLine(String line, int lineOffset) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
973 if (isClosed()) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
974 SWT.error(SWT.ERROR_IO); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
975 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
976 int lineIndex = content.getLineAtOffset(lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
977 int lineAlignment, lineIndent; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
978 bool lineJustify; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
979 int[] ranges; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
980 StyleRange[] styles; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
981 StyledTextEvent event = getLineStyleData(lineOffset, line); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
982 if (event !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
983 lineAlignment = event.alignment; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
984 lineIndent = event.indent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
985 lineJustify = event.justify; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
986 ranges = event.ranges; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
987 styles = event.styles; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
988 } else { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
989 lineAlignment = renderer.getLineAlignment(lineIndex, alignment); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
990 lineIndent = renderer.getLineIndent(lineIndex, indent); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
991 lineJustify = renderer.getLineJustify(lineIndex, justify); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
992 ranges = renderer.getRanges(lineOffset, line.length); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
993 styles = renderer.getStyleRanges(lineOffset, line.length, false); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
994 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
995 if (styles is null) styles = new StyleRange[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
996 Color lineBackground = renderer.getLineBackground(lineIndex, null); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
997 event = getLineBackgroundData(lineOffset, line); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
998 if (event !is null && event.lineBackground !is null) lineBackground = event.lineBackground; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
999 writeStyledLine(line, lineOffset, ranges, styles, lineBackground, lineIndent, lineAlignment, lineJustify); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1000 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1001 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1002 * Appends the specified line delimiter to the RTF data. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1003 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1004 * @param lineDelimiter line delimiter to write as RTF. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1005 * @exception SWTException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1006 * <li>ERROR_IO when the writer is closed.</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1007 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1008 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1009 public override void writeLineDelimiter(String lineDelimiter) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1010 if (isClosed()) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1011 SWT.error(SWT.ERROR_IO); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1012 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1013 write(lineDelimiter, 0, lineDelimiter.length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1014 write("\\par "); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1015 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1016 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1017 * Appends the specified line text to the RTF data. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1018 * <p> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1019 * Use the colors and font styles specified in "styles" and "lineBackground". |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1020 * Formatting is written to reflect the text rendering by the text widget. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1021 * Style background colors take precedence over the line background color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1022 * Background colors are written using the \highlight tag (vs. the \cb tag). |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1023 * </p> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1024 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1025 * @param line line text to write as RTF. Must not contain line breaks |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1026 * Line breaks should be written using writeLineDelimiter() |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1027 * @param lineOffset offset of the line. 0 based from the start of the |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1028 * widget document. Any text occurring before the start offset or after the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1029 * end offset specified during object creation is ignored. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1030 * @param styles styles to use for formatting. Must not be null. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1031 * @param lineBackground line background color to use for formatting. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1032 * May be null. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1033 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1034 void writeStyledLine(String line, int lineOffset, int ranges[], StyleRange[] styles, Color lineBackground, int indent, int alignment, bool justify) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1035 int lineLength = line.length; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1036 int startOffset = getStart(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1037 int writeOffset = startOffset - lineOffset; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1038 if (writeOffset >= lineLength) return; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1039 int lineIndex = Math.max(0, writeOffset); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1040 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1041 write("\\fi"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1042 write(indent); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1043 switch (alignment) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1044 case SWT.LEFT: write("\\ql"); break; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1045 case SWT.CENTER: write("\\qc"); break; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1046 case SWT.RIGHT: write("\\qr"); break; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1047 default: |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1048 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1049 if (justify) write("\\qj"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1050 write(" "); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1051 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1052 if (lineBackground !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1053 write("{\\highlight"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1054 write(getColorIndex(lineBackground, DEFAULT_BACKGROUND)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1055 write(" "); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1056 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1057 int endOffset = startOffset + super.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1058 int lineEndOffset = Math.min(lineLength, endOffset - lineOffset); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1059 for (int i = 0; i < styles.length; i++) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1060 StyleRange style = styles[i]; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1061 int start, end; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1062 if (ranges !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1063 start = ranges[i << 1] - lineOffset; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1064 end = start + ranges[(i << 1) + 1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1065 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1066 start = style.start - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1067 end = start + style.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1068 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1069 // skip over partial first line |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1070 if (end < writeOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1071 continue; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1072 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1073 // style starts beyond line end or RTF write end |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1074 if (start >= lineEndOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1075 break; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1076 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1077 // write any unstyled text |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1078 if (lineIndex < start) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1079 // copy to start of style |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1080 // style starting beyond end of write range or end of line |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1081 // is guarded against above. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1082 write(line, lineIndex, start); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1083 lineIndex = start; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1084 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1085 // write styled text |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1086 write("{\\cf"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1087 write(getColorIndex(style.foreground, DEFAULT_FOREGROUND)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1088 int colorIndex = getColorIndex(style.background, DEFAULT_BACKGROUND); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1089 if (colorIndex !is DEFAULT_BACKGROUND) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1090 write("\\highlight"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1091 write(colorIndex); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1092 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1093 Font font = style.font; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1094 if (font !is null) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1095 int fontIndex = getFontIndex(font); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1096 write("\\f"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1097 write(fontIndex); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1098 FontData fontData = font.getFontData()[0]; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1099 write("\\fs"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1100 write(fontData.getHeight() * 2); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1101 } else { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1102 if ((style.fontStyle & SWT.BOLD) !is 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1103 write("\\b"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1104 } |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1105 if ((style.fontStyle & SWT.ITALIC) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1106 write("\\i"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1107 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1108 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1109 if (style.underline) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1110 write("\\ul"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1111 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1112 if (style.strikeout) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1113 write("\\strike"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1114 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1115 write(" "); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1116 // copy to end of style or end of write range or end of line |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1117 int copyEnd = Math.min(end, lineEndOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1118 // guard against invalid styles and let style processing continue |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1119 copyEnd = Math.max(copyEnd, lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1120 write(line, lineIndex, copyEnd); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1121 if (font is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1122 if ((style.fontStyle & SWT.BOLD) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1123 write("\\b0"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1124 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1125 if ((style.fontStyle & SWT.ITALIC) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1126 write("\\i0"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1127 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1128 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1129 if (style.underline) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1130 write("\\ul0"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1131 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1132 if (style.strikeout) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1133 write("\\strike0"); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1134 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1135 write("}"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1136 lineIndex = copyEnd; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1137 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1138 // write unstyled text at the end of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1139 if (lineIndex < lineEndOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1140 write(line, lineIndex, lineEndOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1141 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1142 if (lineBackground !is null) write("}"); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1143 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1144 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1145 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1146 * The <code>TextWriter</code> class is used to write widget content to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1147 * a string. Whole and partial lines and line breaks can be written. To write |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1148 * partial lines, specify the start and length of the desired segment |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1149 * during object creation. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1150 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1151 * </b>NOTE:</b> <code>toString()</code> is guaranteed to return a valid string only after close() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1152 * has been called. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1153 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1154 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1155 class TextWriter { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1156 private StringBuffer buffer; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1157 private int startOffset; // offset of first character that will be written |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1158 private int endOffset; // offset of last character that will be written. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1159 // 0 based from the beginning of the widget text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1160 private bool isClosed_ = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1161 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1162 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1163 * Creates a writer that writes content starting at offset "start" |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1164 * in the document. <code>start</code> and <code>length</code> can be set to specify partial lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1165 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1166 * @param start start offset of content to write, 0 based from beginning of document |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1167 * @param length length of content to write |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1168 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1169 public this(int start, int length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1170 buffer = new StringBuffer(length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1171 startOffset = start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1172 endOffset = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1173 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1174 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1175 * Closes the writer. Once closed no more content can be written. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1176 * <b>NOTE:</b> <code>toString()</code> is not guaranteed to return a valid string unless |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1177 * the writer is closed. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1178 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1179 public void close() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1180 if (!isClosed_) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1181 isClosed_ = true; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1182 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1183 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1184 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1185 * Returns the number of characters to write. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1186 * @return the integer number of characters to write |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1187 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1188 public int getCharCount() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1189 return endOffset - startOffset; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1190 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1191 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1192 * Returns the offset where writing starts. 0 based from the start of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1193 * the widget text. Used to write partial lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1194 * @return the integer offset where writing starts |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1195 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1196 public int getStart() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1197 return startOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1198 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1199 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1200 * Returns whether the writer is closed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1201 * @return a bool specifying whether or not the writer is closed |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1202 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1203 public bool isClosed() { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1204 return isClosed_; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1205 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1206 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1207 * Returns the string. <code>close()</code> must be called before <code>toString()</code> |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1208 * is guaranteed to return a valid string. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1209 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1210 * @return the string |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1211 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1212 public override String toString() { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1213 return buffer.toString(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1214 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1215 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1216 * Appends the given string to the data. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1217 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1218 void write(String string) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1219 buffer.append(string); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1220 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1221 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1222 * Inserts the given string to the data at the specified offset. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1223 * <p> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1224 * Do nothing if "offset" is < 0 or > getCharCount() |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1225 * </p> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1226 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1227 * @param string text to insert |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1228 * @param offset offset in the existing data to insert "string" at. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1229 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1230 void write(String string, int offset) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1231 if (offset < 0 || offset > buffer.length()) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1232 return; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1233 } |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
1234 buffer.insert( offset, string ); |
0
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1235 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1236 /** |
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parents:
diff
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|
1237 * Appends the given int to the data. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1238 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1239 void write(int i) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1240 buffer.append(i); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1241 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1242 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1243 * Appends the given character to the data. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1244 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1245 void write(char i) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1246 buffer.append(i); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1247 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1248 /** |
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parents:
diff
changeset
|
1249 * Appends the specified line text to the data. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1250 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1251 * @param line line text to write. Must not contain line breaks |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1252 * Line breaks should be written using writeLineDelimiter() |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1253 * @param lineOffset offset of the line. 0 based from the start of the |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1254 * widget document. Any text occurring before the start offset or after the |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1255 * end offset specified during object creation is ignored. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1256 * @exception SWTException <ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1257 * <li>ERROR_IO when the writer is closed.</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1258 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1259 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1260 public void writeLine(String line, int lineOffset) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1261 if (isClosed_) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1262 SWT.error(SWT.ERROR_IO); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1263 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1264 int writeOffset = startOffset - lineOffset; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1265 int lineLength = line.length; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1266 int lineIndex; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1267 if (writeOffset >= lineLength) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1268 return; // whole line is outside write range |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1269 } else if (writeOffset > 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1270 lineIndex = writeOffset; // line starts before write start |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1271 } else { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1272 lineIndex = 0; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1273 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1274 int copyEnd = Math.min(lineLength, endOffset - lineOffset); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1275 if (lineIndex < copyEnd) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1276 write(line.substring(lineIndex, copyEnd)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1277 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1278 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1279 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1280 * Appends the specified line delimiter to the data. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1281 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1282 * @param lineDelimiter line delimiter to write |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1283 * @exception SWTException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1284 * <li>ERROR_IO when the writer is closed.</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1285 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1286 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1287 public void writeLineDelimiter(String lineDelimiter) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1288 if (isClosed_) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1289 SWT.error(SWT.ERROR_IO); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1290 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1291 write(lineDelimiter); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1292 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1293 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1294 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1295 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1296 * Constructs a new instance of this class given its parent |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1297 * and a style value describing its behavior and appearance. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1298 * <p> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1299 * The style value is either one of the style constants defined in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1300 * class <code>SWT</code> which is applicable to instances of this |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1301 * class, or must be built by <em>bitwise OR</em>'ing together |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1302 * (that is, using the <code>int</code> "|" operator) two or more |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1303 * of those <code>SWT</code> style constants. The class description |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1304 * lists the style constants that are applicable to the class. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1305 * Style bits are also inherited from superclasses. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1306 * </p> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1307 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1308 * @param parent a widget which will be the parent of the new instance (cannot be null) |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1309 * @param style the style of widget to construct |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1310 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1311 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1312 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1313 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1314 * @exception SWTException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1315 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1316 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1317 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1318 * @see SWT#FULL_SELECTION |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1319 * @see SWT#MULTI |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1320 * @see SWT#READ_ONLY |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1321 * @see SWT#SINGLE |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1322 * @see SWT#WRAP |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1323 * @see #getStyle |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1324 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1325 public this(Composite parent, int style) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1326 selection = new Point(0, 0); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1327 super(parent, checkStyle(style)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1328 // set the fg in the OS to ensure that these are the same as StyledText, necessary |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1329 // for ensuring that the bg/fg the IME box uses is the same as what StyledText uses |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1330 super.setForeground(getForeground()); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1331 super.setDragDetect(false); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1332 Display display = getDisplay(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1333 isMirrored_ = (super.getStyle() & SWT.MIRRORED) !is 0; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1334 fixedLineHeight = true; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1335 if ((style & SWT.READ_ONLY) !is 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1336 setEditable(false); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1337 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1338 leftMargin = rightMargin = isBidiCaret() ? BIDI_CARET_WIDTH - 1: 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1339 if ((style & SWT.SINGLE) !is 0 && (style & SWT.BORDER) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1340 leftMargin = topMargin = rightMargin = bottomMargin = 2; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1341 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1342 alignment = style & (SWT.LEFT | SWT.RIGHT | SWT.CENTER); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1343 if (alignment is 0) alignment = SWT.LEFT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1344 clipboard = new Clipboard(display); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1345 installDefaultContent(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1346 renderer = new StyledTextRenderer(getDisplay(), this); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1347 renderer.setContent(content); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1348 renderer.setFont(getFont(), tabLength); |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1349 ime = new IME(this, SWT.NONE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1350 defaultCaret = new Caret(this, SWT.NONE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1351 if ((style & SWT.WRAP) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1352 setWordWrap(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1353 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1354 if (isBidiCaret()) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1355 createCaretBitmaps(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1356 Runnable runnable = new class() Runnable { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1357 public void run() { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1358 int direction = BidiUtil.getKeyboardLanguage() is BidiUtil.KEYBOARD_BIDI ? SWT.RIGHT : SWT.LEFT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1359 if (direction is caretDirection) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1360 if (getCaret() !is defaultCaret) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1361 Point newCaretPos = getPointAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1362 setCaretLocation(newCaretPos, direction); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1363 } |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1364 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1365 BidiUtil.addLanguageListener(this, runnable); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1366 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1367 setCaret(defaultCaret); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1368 calculateScrollBars(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1369 createKeyBindings(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1370 setCursor(display.getSystemCursor(SWT.CURSOR_IBEAM)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1371 installListeners(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1372 initializeAccessible(); |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1373 setData("DEFAULT_DROP_TARGET_EFFECT", new StyledTextDropTargetEffect(this)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1374 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1375 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1376 * Adds an extended modify listener. An ExtendedModify event is sent by the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1377 * widget when the widget text has changed. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1378 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1379 * @param extendedModifyListener the listener |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1380 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1381 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1382 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1383 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1384 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1385 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1386 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1387 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1388 public void addExtendedModifyListener(ExtendedModifyListener extendedModifyListener) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1389 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1390 if (extendedModifyListener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1391 StyledTextListener typedListener = new StyledTextListener(extendedModifyListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1392 addListener(ExtendedModify, typedListener); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1393 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1394 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1395 * Adds a bidirectional segment listener. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1396 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1397 * A BidiSegmentEvent is sent |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1398 * whenever a line of text is measured or rendered. The user can |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1399 * specify text ranges in the line that should be treated as if they |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1400 * had a different direction than the surrounding text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1401 * This may be used when adjacent segments of right-to-left text should |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1402 * not be reordered relative to each other. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1403 * E.g., Multiple Java string literals in a right-to-left language |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1404 * should generally remain in logical order to each other, that is, the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1405 * way they are stored. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1406 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1407 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1408 * @param listener the listener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1409 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1410 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1411 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1412 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1413 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1414 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1415 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1416 * @see BidiSegmentEvent |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1417 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1418 */ |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1419 public void addBidiSegmentListener(BidiSegmentListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1420 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1421 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1422 addListener(LineGetSegments, new StyledTextListener(listener)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1423 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1424 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1425 * Adds a line background listener. A LineGetBackground event is sent by the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1426 * widget to determine the background color for a line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1427 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1428 * @param listener the listener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1429 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1430 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1431 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1432 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1433 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1434 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1435 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1436 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1437 public void addLineBackgroundListener(LineBackgroundListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1438 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1439 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1440 if (!isListening(LineGetBackground)) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1441 renderer.clearLineBackground(0, content.getLineCount()); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1442 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1443 addListener(LineGetBackground, new StyledTextListener(listener)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1444 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1445 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1446 * Adds a line style listener. A LineGetStyle event is sent by the widget to |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1447 * determine the styles for a line. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1448 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1449 * @param listener the listener |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1450 * @exception SWTException <ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1451 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1452 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1453 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1454 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1455 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1456 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1457 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1458 public void addLineStyleListener(LineStyleListener listener) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1459 checkWidget(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1460 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1461 if (!isListening(LineGetStyle)) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1462 setStyleRanges(0, 0, null, null, true); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1463 renderer.clearLineStyle(0, content.getLineCount()); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1464 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1465 addListener(LineGetStyle, new StyledTextListener(listener)); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1466 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1467 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1468 * Adds a modify listener. A Modify event is sent by the widget when the widget text |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1469 * has changed. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1470 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1471 * @param modifyListener the listener |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1472 * @exception SWTException <ul> |
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parents:
diff
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|
1473 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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parents:
diff
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|
1474 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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parents:
diff
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|
1475 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1476 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1477 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1478 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1479 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1480 public void addModifyListener(ModifyListener modifyListener) { |
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parents:
diff
changeset
|
1481 checkWidget(); |
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parents:
diff
changeset
|
1482 if (modifyListener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1483 addListener(SWT.Modify, new TypedListener(modifyListener)); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1484 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1485 /** |
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parents:
diff
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|
1486 * Adds a paint object listener. A paint object event is sent by the widget when an object |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1487 * needs to be drawn. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1488 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1489 * @param listener the listener |
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parents:
diff
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|
1490 * @exception SWTException <ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1491 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1492 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1493 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1494 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1495 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
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parents:
diff
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|
1496 * </ul> |
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parents:
diff
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|
1497 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1498 * @since 3.2 |
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parents:
diff
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|
1499 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1500 * @see PaintObjectListener |
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parents:
diff
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|
1501 * @see PaintObjectEvent |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1502 */ |
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parents:
diff
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|
1503 public void addPaintObjectListener(PaintObjectListener listener) { |
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parents:
diff
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|
1504 checkWidget(); |
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parents:
diff
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|
1505 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
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parents:
diff
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|
1506 addListener(PaintObject, new StyledTextListener(listener)); |
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parents:
diff
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|
1507 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1508 /** |
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diff
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|
1509 * Adds a selection listener. A Selection event is sent by the widget when the |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1510 * user changes the selection. |
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parents:
diff
changeset
|
1511 * <p> |
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parents:
diff
changeset
|
1512 * When <code>widgetSelected</code> is called, the event x and y fields contain |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1513 * the start and end caret indices of the selection. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1514 * <code>widgetDefaultSelected</code> is not called for StyledTexts. |
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parents:
diff
changeset
|
1515 * </p> |
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parents:
diff
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|
1516 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1517 * @param listener the listener which should be notified when the user changes the receiver's selection |
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parents:
diff
changeset
|
1518 |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1519 * @exception IllegalArgumentException <ul> |
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parents:
diff
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|
1520 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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parents:
diff
changeset
|
1521 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1522 * @exception SWTException <ul> |
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parents:
diff
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|
1523 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1524 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1525 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1526 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1527 * @see SelectionListener |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1528 * @see #removeSelectionListener |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1529 * @see SelectionEvent |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1530 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1531 public void addSelectionListener(SelectionListener listener) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1532 checkWidget(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1533 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
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parents:
diff
changeset
|
1534 addListener(SWT.Selection, new TypedListener(listener)); |
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parents:
diff
changeset
|
1535 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1536 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1537 * Adds a verify key listener. A VerifyKey event is sent by the widget when a key |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1538 * is pressed. The widget ignores the key press if the listener sets the doit field |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1539 * of the event to false. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1540 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1541 * @param listener the listener |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1542 * @exception SWTException <ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1543 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1544 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1545 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1546 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1547 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1548 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1549 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1550 public void addVerifyKeyListener(VerifyKeyListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1551 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1552 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1553 addListener(VerifyKey, new StyledTextListener(listener)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1554 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1555 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1556 * Adds a verify listener. A Verify event is sent by the widget when the widget text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1557 * is about to change. The listener can set the event text and the doit field to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1558 * change the text that is set in the widget or to force the widget to ignore the |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1559 * text change. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1560 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1561 * @param verifyListener the listener |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1562 * @exception SWTException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1563 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1564 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1565 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1566 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1567 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1568 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1569 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1570 public void addVerifyListener(VerifyListener verifyListener) { |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1571 checkWidget(); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1572 if (verifyListener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
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parents:
diff
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|
1573 addListener(SWT.Verify, new TypedListener(verifyListener)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1574 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1575 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1576 * Adds a word movement listener. A movement event is sent when the boundary |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1577 * of a word is needed. For example, this occurs during word next and word |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1578 * previous actions. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1579 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1580 * @param movementListener the listener |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1581 * @exception SWTException <ul> |
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parents:
diff
changeset
|
1582 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
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parents:
diff
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|
1583 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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parents:
diff
changeset
|
1584 * </ul> |
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parents:
diff
changeset
|
1585 * @exception IllegalArgumentException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1586 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
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parents:
diff
changeset
|
1587 * </ul> |
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parents:
diff
changeset
|
1588 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1589 * @see MovementEvent |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1590 * @see MovementListener |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1591 * @see #removeWordMovementListener |
6dd524f61e62
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parents:
diff
changeset
|
1592 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1593 * @since 3.3 |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1594 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1595 public void addWordMovementListener(MovementListener movementListener) { |
6dd524f61e62
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parents:
diff
changeset
|
1596 checkWidget(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1597 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
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parents:
diff
changeset
|
1598 addListener(WordNext, new StyledTextListener(movementListener)); |
6dd524f61e62
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parents:
diff
changeset
|
1599 addListener(WordPrevious, new StyledTextListener(movementListener)); |
6dd524f61e62
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parents:
diff
changeset
|
1600 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1601 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1602 * Appends a string to the text at the end of the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1603 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1604 * @param string the string to be appended |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1605 * @see #replaceTextRange(int,int,String) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1606 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1607 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1608 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1609 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1610 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1611 public void append(String string) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1612 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1613 // SWT extension: allow null for zero length string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1614 // if (string is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1615 // SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1616 // } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1617 int lastChar = Math.max(getCharCount(), 0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1618 replaceTextRange(lastChar, 0, string); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1619 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1620 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1621 * Calculates the scroll bars |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1622 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1623 void calculateScrollBars() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1624 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1625 ScrollBar verticalBar = getVerticalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1626 setScrollBars(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1627 if (verticalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1628 verticalBar.setIncrement(getVerticalIncrement()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1629 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1630 if (horizontalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1631 horizontalBar.setIncrement(getHorizontalIncrement()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1632 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1633 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1634 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1635 * Calculates the top index based on the current vertical scroll offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1636 * The top index is the index of the topmost fully visible line or the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1637 * topmost partially visible line if no line is fully visible. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1638 * The top index starts at 0. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1639 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1640 void calculateTopIndex(int delta) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1641 int oldTopIndex = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1642 int oldTopIndexY = topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1643 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1644 int verticalIncrement = getVerticalIncrement(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1645 if (verticalIncrement is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1646 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1647 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1648 topIndex = Compatibility.ceil(getVerticalScrollOffset(), verticalIncrement); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1649 // Set top index to partially visible top line if no line is fully |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1650 // visible but at least some of the widget client area is visible. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1651 // Fixes bug 15088. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1652 if (topIndex > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1653 if (clientAreaHeight > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1654 int bottomPixel = getVerticalScrollOffset() + clientAreaHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1655 int fullLineTopPixel = topIndex * verticalIncrement; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1656 int fullLineVisibleHeight = bottomPixel - fullLineTopPixel; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1657 // set top index to partially visible line if no line fully fits in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1658 // client area or if space is available but not used (the latter should |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1659 // never happen because we use claimBottomFreeSpace) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1660 if (fullLineVisibleHeight < verticalIncrement) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1661 topIndex--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1662 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1663 } else if (topIndex >= content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1664 topIndex = content.getLineCount() - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1665 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1666 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1667 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1668 if (delta >= 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1669 delta -= topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1670 int lineIndex = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1671 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1672 while (lineIndex < lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1673 if (delta <= 0) break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1674 delta -= renderer.getLineHeight(lineIndex++); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1675 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1676 if (lineIndex < lineCount && -delta + renderer.getLineHeight(lineIndex) <= clientAreaHeight - topMargin - bottomMargin) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1677 topIndex = lineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1678 topIndexY = -delta; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1679 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1680 topIndex = lineIndex - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1681 topIndexY = -renderer.getLineHeight(topIndex) - delta; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1682 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1683 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1684 delta -= topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1685 int lineIndex = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1686 while (lineIndex > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1687 int lineHeight = renderer.getLineHeight(lineIndex - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1688 if (delta + lineHeight > 0) break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1689 delta += lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1690 lineIndex--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1691 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1692 if (lineIndex is 0 || -delta + renderer.getLineHeight(lineIndex) <= clientAreaHeight - topMargin - bottomMargin) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1693 topIndex = lineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1694 topIndexY = - delta; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1695 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1696 topIndex = lineIndex - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1697 topIndexY = - renderer.getLineHeight(topIndex) - delta; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1698 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1699 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1700 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1701 if (topIndex !is oldTopIndex || oldTopIndexY !is topIndexY) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1702 renderer.calculateClientArea(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1703 setScrollBars(false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1704 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1705 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1706 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1707 * Hides the scroll bars if widget is created in single line mode. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1708 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1709 static int checkStyle(int style) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1710 if ((style & SWT.SINGLE) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1711 style &= ~(SWT.H_SCROLL | SWT.V_SCROLL | SWT.WRAP | SWT.MULTI); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1712 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1713 style |= SWT.MULTI; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1714 if ((style & SWT.WRAP) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1715 style &= ~SWT.H_SCROLL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1716 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1717 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1718 style |= SWT.NO_REDRAW_RESIZE | SWT.DOUBLE_BUFFERED | SWT.NO_BACKGROUND; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1719 return style; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1720 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1721 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1722 * Scrolls down the text to use new space made available by a resize or by |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1723 * deleted lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1724 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1725 void claimBottomFreeSpace() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1726 int clientAreaHeight = this.clientAreaHeight - topMargin - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1727 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1728 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1729 int newVerticalOffset = Math.max(0, content.getLineCount() * lineHeight - clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1730 if (newVerticalOffset < getVerticalScrollOffset()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1731 scrollVertical(newVerticalOffset - getVerticalScrollOffset(), true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1732 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1733 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1734 int bottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1735 int height = getLinePixel(bottomIndex + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1736 if (clientAreaHeight > height) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1737 scrollVertical(-getAvailableHeightAbove(clientAreaHeight - height), true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1738 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1739 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1740 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1741 /** |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1742 * Scrolls text to the right to use new space made available by a resize. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1743 */ |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1744 void claimRightFreeSpace() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1745 int newHorizontalOffset = Math.max(0, renderer.getWidth() - (clientAreaWidth - leftMargin - rightMargin)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1746 if (newHorizontalOffset < horizontalScrollOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1747 // item is no longer drawn past the right border of the client area |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1748 // align the right end of the item with the right border of the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1749 // client area (window is scrolled right). |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1750 scrollHorizontal(newHorizontalOffset - horizontalScrollOffset, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1751 } |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1752 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1753 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1754 * Removes the widget selection. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1755 * |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1756 * @param sendEvent a Selection event is sent when set to true and when the selection is actually reset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1757 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1758 void clearSelection(bool sendEvent) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1759 int selectionStart = selection.x; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1760 int selectionEnd = selection.y; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1761 resetSelection(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1762 // redraw old selection, if any |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1763 if (selectionEnd - selectionStart > 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1764 int length = content.getCharCount(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1765 // called internally to remove selection after text is removed |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1766 // therefore make sure redraw range is valid. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1767 int redrawStart = Math.min(selectionStart, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1768 int redrawEnd = Math.min(selectionEnd, length); |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
1769 if (redrawEnd - redrawStart > 0 && selectedTextValid) { |
0
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1770 internalRedrawRange(redrawStart, redrawEnd - redrawStart); |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1771 } |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1772 if (sendEvent) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1773 sendSelectionEvent(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1774 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1775 } |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
1776 selectedTextValid = true; |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1777 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1778 public override Point computeSize (int wHint, int hHint, bool changed) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1779 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1780 int lineCount = (getStyle() & SWT.SINGLE) !is 0 ? 1 : content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1781 int width = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1782 int height = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1783 if (wHint is SWT.DEFAULT || hHint is SWT.DEFAULT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1784 Display display = getDisplay(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1785 int maxHeight = display.getClientArea().height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1786 for (int lineIndex = 0; lineIndex < lineCount; lineIndex++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1787 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1788 int wrapWidth = layout.getWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1789 if (wordWrap) layout.setWidth(wHint is 0 ? 1 : wHint); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1790 Rectangle rect = layout.getBounds(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1791 height += rect.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1792 width = Math.max(width, rect.width); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1793 layout.setWidth(wrapWidth); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1794 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1795 if (isFixedLineHeight() && height > maxHeight) break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1796 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1797 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1798 height = lineCount * renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1799 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1800 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1801 // Use default values if no text is defined. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1802 if (width is 0) width = DEFAULT_WIDTH; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1803 if (height is 0) height = DEFAULT_HEIGHT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1804 if (wHint !is SWT.DEFAULT) width = wHint; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1805 if (hHint !is SWT.DEFAULT) height = hHint; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1806 int wTrim = leftMargin + rightMargin + getCaretWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1807 int hTrim = topMargin + bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1808 Rectangle rect = computeTrim(0, 0, width + wTrim, height + hTrim); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1809 return new Point (rect.width, rect.height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1810 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1811 /** |
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add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1812 * Copies the selected text to the <code>DND.CLIPBOARD</code> clipboard. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1813 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1814 * The text will be put on the clipboard in plain text format and RTF format. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1815 * The <code>DND.CLIPBOARD</code> clipboard is used for data that is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1816 * transferred by keyboard accelerator (such as Ctrl+C/Ctrl+V) or |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1817 * by menu action. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1818 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1819 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1820 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1821 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1822 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1823 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1824 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1825 public void copy() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1826 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1827 copy(DND.CLIPBOARD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1828 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1829 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1830 * Copies the selected text to the specified clipboard. The text will be put in the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1831 * clipboard in plain text format and RTF format. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1832 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1833 * The clipboardType is one of the clipboard constants defined in class |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1834 * <code>DND</code>. The <code>DND.CLIPBOARD</code> clipboard is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1835 * used for data that is transferred by keyboard accelerator (such as Ctrl+C/Ctrl+V) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1836 * or by menu action. The <code>DND.SELECTION_CLIPBOARD</code> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1837 * clipboard is used for data that is transferred by selecting text and pasting |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1838 * with the middle mouse button. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1839 * </p> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1840 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1841 * @param clipboardType indicates the type of clipboard |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1842 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1843 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1844 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1845 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1846 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1847 * |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1848 * @since 3.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1849 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1850 public void copy(int clipboardType) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1851 checkWidget(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1852 if (clipboardType !is DND.CLIPBOARD && clipboardType !is DND.SELECTION_CLIPBOARD) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1853 int length = selection.y - selection.x; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1854 if (length > 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1855 try { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1856 setClipboardContent(selection.x, length, clipboardType); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1857 } catch (SWTError error) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1858 // Copy to clipboard failed. This happens when another application |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1859 // is accessing the clipboard while we copy. Ignore the error. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1860 // Fixes 1GDQAVN |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1861 // Rethrow all other errors. Fixes bug 17578. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1862 if (error.code !is DND.ERROR_CANNOT_SET_CLIPBOARD) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1863 throw error; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1864 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1865 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1866 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1867 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1868 /** |
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parents:
diff
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|
1869 * Returns the alignment of the widget. |
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parents:
diff
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|
1870 * |
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parents:
diff
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|
1871 * @return the alignment |
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parents:
diff
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|
1872 * |
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parents:
diff
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|
1873 * @exception SWTException <ul> |
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parents:
diff
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|
1874 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
1875 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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parents:
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|
1876 * </ul> |
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parents:
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|
1877 * |
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parents:
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|
1878 * @see #getLineAlignment(int) |
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parents:
diff
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|
1879 * |
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parents:
diff
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|
1880 * @since 3.2 |
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parents:
diff
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|
1881 */ |
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parents:
diff
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|
1882 public int getAlignment() { |
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parents:
diff
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|
1883 checkWidget(); |
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parents:
diff
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|
1884 return alignment; |
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parents:
diff
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|
1885 } |
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parents:
diff
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|
1886 int getAvailableHeightAbove(int height) { |
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parents:
diff
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|
1887 int maxHeight = verticalScrollOffset; |
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parents:
diff
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|
1888 if (maxHeight is -1) { |
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parents:
diff
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|
1889 int lineIndex = topIndex - 1; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1890 maxHeight = -topIndexY; |
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parents:
diff
changeset
|
1891 if (topIndexY > 0) { |
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parents:
diff
changeset
|
1892 maxHeight += renderer.getLineHeight(lineIndex--); |
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parents:
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|
1893 } |
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parents:
diff
changeset
|
1894 while (height > maxHeight && lineIndex >= 0) { |
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parents:
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|
1895 maxHeight += renderer.getLineHeight(lineIndex--); |
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parents:
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|
1896 } |
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parents:
diff
changeset
|
1897 } |
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parents:
diff
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|
1898 return Math.min(height, maxHeight); |
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parents:
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|
1899 } |
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parents:
diff
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|
1900 int getAvailableHeightBellow(int height) { |
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parents:
diff
changeset
|
1901 int partialBottomIndex = getPartialBottomIndex(); |
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parents:
diff
changeset
|
1902 int topY = getLinePixel(partialBottomIndex); |
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parents:
diff
changeset
|
1903 int lineHeight = renderer.getLineHeight(partialBottomIndex); |
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parents:
diff
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1904 int availableHeight = 0; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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1905 int clientAreaHeight = this.clientAreaHeight - topMargin - bottomMargin; |
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parents:
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1906 if (topY + lineHeight > clientAreaHeight) { |
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parents:
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1907 availableHeight = lineHeight - (clientAreaHeight - topY); |
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|
1908 } |
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parents:
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1909 int lineIndex = partialBottomIndex + 1; |
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parents:
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1910 int lineCount = content.getLineCount(); |
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1911 while (height > availableHeight && lineIndex < lineCount) { |
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1912 availableHeight += renderer.getLineHeight(lineIndex++); |
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|
1913 } |
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1914 return Math.min(height, availableHeight); |
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|
1915 } |
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parents:
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|
1916 /** |
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1917 * Returns a string that uses only the line delimiter specified by the |
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1918 * StyledTextContent implementation. |
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parents:
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|
1919 * <p> |
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1920 * Returns only the first line if the widget has the SWT.SINGLE style. |
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|
1921 * </p> |
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1922 * |
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parents:
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1923 * @param text the text that may have line delimiters that don't |
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1924 * match the model line delimiter. Possible line delimiters |
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parents:
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1925 * are CR ('\r'), LF ('\n'), CR/LF ("\r\n") |
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parents:
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1926 * @return the converted text that only uses the line delimiter |
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parents:
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1927 * specified by the model. Returns only the first line if the widget |
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parents:
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|
1928 * has the SWT.SINGLE style. |
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parents:
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|
1929 */ |
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parents:
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1930 String getModelDelimitedText(String text) { |
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parents:
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|
1931 int length = text.length; |
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1932 if (length is 0) { |
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|
1933 return text; |
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|
1934 } |
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|
1935 int crIndex = 0; |
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parents:
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changeset
|
1936 int lfIndex = 0; |
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parents:
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|
1937 int i = 0; |
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parents:
diff
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|
1938 StringBuffer convertedText = new StringBuffer(length); |
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parents:
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|
1939 String delimiter = getLineDelimiter(); |
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parents:
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|
1940 while (i < length) { |
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parents:
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|
1941 if (crIndex !is -1) { |
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parents:
diff
changeset
|
1942 crIndex = text.indexOf (SWT.CR, i); |
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parents:
diff
changeset
|
1943 } |
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|
1944 if (lfIndex !is -1) { |
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parents:
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|
1945 lfIndex = text.indexOf (SWT.LF, i); |
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diff
changeset
|
1946 } |
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parents:
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|
1947 if (lfIndex is -1 && crIndex is -1) { // no more line breaks? |
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parents:
diff
changeset
|
1948 break; |
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parents:
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|
1949 } else if ((crIndex < lfIndex && crIndex !is -1) || lfIndex is -1) { |
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parents:
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|
1950 convertedText.append(text.substring(i, crIndex)); |
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parents:
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|
1951 if (lfIndex is crIndex + 1) { // CR/LF combination? |
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|
1952 i = lfIndex + 1; |
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parents:
diff
changeset
|
1953 } else { |
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diff
changeset
|
1954 i = crIndex + 1; |
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parents:
diff
changeset
|
1955 } |
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diff
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|
1956 } else { // LF occurs before CR! |
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parents:
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changeset
|
1957 convertedText.append(text.substring(i, lfIndex)); |
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diff
changeset
|
1958 i = lfIndex + 1; |
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parents:
diff
changeset
|
1959 } |
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parents:
diff
changeset
|
1960 if (isSingleLine()) { |
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parents:
diff
changeset
|
1961 break; |
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parents:
diff
changeset
|
1962 } |
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parents:
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|
1963 convertedText.append(delimiter); |
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parents:
diff
changeset
|
1964 } |
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parents:
diff
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|
1965 // copy remaining text if any and if not in single line mode or no |
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parents:
diff
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|
1966 // text copied thus far (because there only is one line) |
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parents:
diff
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|
1967 if (i < length && (!isSingleLine() || convertedText.length() is 0)) { |
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parents:
diff
changeset
|
1968 convertedText.append(text.substring(i)); |
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parents:
diff
changeset
|
1969 } |
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parents:
diff
changeset
|
1970 return convertedText.toString(); |
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parents:
diff
changeset
|
1971 } |
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parents:
diff
changeset
|
1972 bool checkDragDetect(Event event) { |
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parents:
diff
changeset
|
1973 if (!isListening(SWT.DragDetect)) return false; |
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parents:
diff
changeset
|
1974 if (IS_MOTIF) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1975 if (event.button !is 2) return false; |
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parents:
diff
changeset
|
1976 } else { |
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parents:
diff
changeset
|
1977 if (event.button !is 1) return false; |
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parents:
diff
changeset
|
1978 } |
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parents:
diff
changeset
|
1979 if (selection.x is selection.y) return false; |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1980 int offset = getOffsetAtPoint(event.x, event.y, null, true); |
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parents:
diff
changeset
|
1981 if (selection.x <= offset && offset < selection.y) { |
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parents:
diff
changeset
|
1982 return dragDetect(event); |
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parents:
diff
changeset
|
1983 } |
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parents:
diff
changeset
|
1984 return false; |
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parents:
diff
changeset
|
1985 } |
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parents:
diff
changeset
|
1986 /** |
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parents:
diff
changeset
|
1987 * Creates default key bindings. |
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parents:
diff
changeset
|
1988 */ |
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parents:
diff
changeset
|
1989 void createKeyBindings() { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1990 int nextKey = isMirrored() ? SWT.ARROW_LEFT : SWT.ARROW_RIGHT; |
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parents:
diff
changeset
|
1991 int previousKey = isMirrored() ? SWT.ARROW_RIGHT : SWT.ARROW_LEFT; |
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parents:
diff
changeset
|
1992 |
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parents:
diff
changeset
|
1993 // Navigation |
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parents:
diff
changeset
|
1994 setKeyBinding(SWT.ARROW_UP, ST.LINE_UP); |
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parents:
diff
changeset
|
1995 setKeyBinding(SWT.ARROW_DOWN, ST.LINE_DOWN); |
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parents:
diff
changeset
|
1996 if (IS_CARBON) { |
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parents:
diff
changeset
|
1997 setKeyBinding(previousKey | SWT.MOD1, ST.LINE_START); |
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parents:
diff
changeset
|
1998 setKeyBinding(nextKey | SWT.MOD1, ST.LINE_END); |
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parents:
diff
changeset
|
1999 setKeyBinding(SWT.HOME, ST.TEXT_START); |
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parents:
diff
changeset
|
2000 setKeyBinding(SWT.END, ST.TEXT_END); |
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parents:
diff
changeset
|
2001 setKeyBinding(SWT.ARROW_UP | SWT.MOD1, ST.TEXT_START); |
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parents:
diff
changeset
|
2002 setKeyBinding(SWT.ARROW_DOWN | SWT.MOD1, ST.TEXT_END); |
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parents:
diff
changeset
|
2003 setKeyBinding(nextKey | SWT.MOD3, ST.WORD_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2004 setKeyBinding(previousKey | SWT.MOD3, ST.WORD_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2005 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2006 setKeyBinding(SWT.HOME, ST.LINE_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2007 setKeyBinding(SWT.END, ST.LINE_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2008 setKeyBinding(SWT.HOME | SWT.MOD1, ST.TEXT_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2009 setKeyBinding(SWT.END | SWT.MOD1, ST.TEXT_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2010 setKeyBinding(nextKey | SWT.MOD1, ST.WORD_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2011 setKeyBinding(previousKey | SWT.MOD1, ST.WORD_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2012 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2013 setKeyBinding(SWT.PAGE_UP, ST.PAGE_UP); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2014 setKeyBinding(SWT.PAGE_DOWN, ST.PAGE_DOWN); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2015 setKeyBinding(SWT.PAGE_UP | SWT.MOD1, ST.WINDOW_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2016 setKeyBinding(SWT.PAGE_DOWN | SWT.MOD1, ST.WINDOW_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2017 setKeyBinding(nextKey, ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2018 setKeyBinding(previousKey, ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2019 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2020 // Selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2021 setKeyBinding(SWT.ARROW_UP | SWT.MOD2, ST.SELECT_LINE_UP); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2022 setKeyBinding(SWT.ARROW_DOWN | SWT.MOD2, ST.SELECT_LINE_DOWN); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2023 if (IS_CARBON) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2024 setKeyBinding(previousKey | SWT.MOD1 | SWT.MOD2, ST.SELECT_LINE_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2025 setKeyBinding(nextKey | SWT.MOD1 | SWT.MOD2, ST.SELECT_LINE_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2026 setKeyBinding(SWT.HOME | SWT.MOD2, ST.SELECT_TEXT_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2027 setKeyBinding(SWT.END | SWT.MOD2, ST.SELECT_TEXT_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2028 setKeyBinding(SWT.ARROW_UP | SWT.MOD1 | SWT.MOD2, ST.SELECT_TEXT_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2029 setKeyBinding(SWT.ARROW_DOWN | SWT.MOD1 | SWT.MOD2, ST.SELECT_TEXT_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2030 setKeyBinding(nextKey | SWT.MOD2 | SWT.MOD3, ST.SELECT_WORD_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2031 setKeyBinding(previousKey | SWT.MOD2 | SWT.MOD3, ST.SELECT_WORD_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2032 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2033 setKeyBinding(SWT.HOME | SWT.MOD2, ST.SELECT_LINE_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2034 setKeyBinding(SWT.END | SWT.MOD2, ST.SELECT_LINE_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2035 setKeyBinding(SWT.HOME | SWT.MOD1 | SWT.MOD2, ST.SELECT_TEXT_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2036 setKeyBinding(SWT.END | SWT.MOD1 | SWT.MOD2, ST.SELECT_TEXT_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2037 setKeyBinding(nextKey | SWT.MOD1 | SWT.MOD2, ST.SELECT_WORD_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2038 setKeyBinding(previousKey | SWT.MOD1 | SWT.MOD2, ST.SELECT_WORD_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2039 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2040 setKeyBinding(SWT.PAGE_UP | SWT.MOD2, ST.SELECT_PAGE_UP); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2041 setKeyBinding(SWT.PAGE_DOWN | SWT.MOD2, ST.SELECT_PAGE_DOWN); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2042 setKeyBinding(SWT.PAGE_UP | SWT.MOD1 | SWT.MOD2, ST.SELECT_WINDOW_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2043 setKeyBinding(SWT.PAGE_DOWN | SWT.MOD1 | SWT.MOD2, ST.SELECT_WINDOW_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2044 setKeyBinding(nextKey | SWT.MOD2, ST.SELECT_COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2045 setKeyBinding(previousKey | SWT.MOD2, ST.SELECT_COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2046 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2047 // Modification |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2048 // Cut, Copy, Paste |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2049 setKeyBinding('X' | SWT.MOD1, ST.CUT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2050 setKeyBinding('C' | SWT.MOD1, ST.COPY); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2051 setKeyBinding('V' | SWT.MOD1, ST.PASTE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2052 if (IS_CARBON) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2053 setKeyBinding(SWT.DEL | SWT.MOD2, ST.DELETE_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2054 setKeyBinding(SWT.BS | SWT.MOD3, ST.DELETE_WORD_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2055 setKeyBinding(SWT.DEL | SWT.MOD3, ST.DELETE_WORD_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2056 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2057 // Cut, Copy, Paste Wordstar style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2058 setKeyBinding(SWT.DEL | SWT.MOD2, ST.CUT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2059 setKeyBinding(SWT.INSERT | SWT.MOD1, ST.COPY); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2060 setKeyBinding(SWT.INSERT | SWT.MOD2, ST.PASTE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2061 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2062 setKeyBinding(SWT.BS | SWT.MOD2, ST.DELETE_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2063 setKeyBinding(SWT.BS, ST.DELETE_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2064 setKeyBinding(SWT.DEL, ST.DELETE_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2065 setKeyBinding(SWT.BS | SWT.MOD1, ST.DELETE_WORD_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2066 setKeyBinding(SWT.DEL | SWT.MOD1, ST.DELETE_WORD_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2067 |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2068 // Miscellaneous |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2069 setKeyBinding(SWT.INSERT, ST.TOGGLE_OVERWRITE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2070 } |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2071 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2072 * Create the bitmaps to use for the caret in bidi mode. This |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2073 * method only needs to be called upon widget creation and when the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2074 * font changes (the caret bitmap height needs to match font height). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2075 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2076 void createCaretBitmaps() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2077 int caretWidth = BIDI_CARET_WIDTH; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2078 Display display = getDisplay(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2079 if (leftCaretBitmap !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2080 if (defaultCaret !is null && leftCaretBitmap==/*eq*/defaultCaret.getImage()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2081 defaultCaret.setImage(null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2082 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2083 leftCaretBitmap.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2084 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2085 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2086 leftCaretBitmap = new Image(display, caretWidth, lineHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2087 GC gc = new GC (leftCaretBitmap); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2088 gc.setBackground(display.getSystemColor(SWT.COLOR_BLACK)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2089 gc.fillRectangle(0, 0, caretWidth, lineHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2090 gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2091 gc.drawLine(0,0,0,lineHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2092 gc.drawLine(0,0,caretWidth-1,0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2093 gc.drawLine(0,1,1,1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2094 gc.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2095 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2096 if (rightCaretBitmap !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2097 if (defaultCaret !is null && rightCaretBitmap==/*eq*/defaultCaret.getImage()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2098 defaultCaret.setImage(null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2099 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2100 rightCaretBitmap.dispose(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2101 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2102 rightCaretBitmap = new Image(display, caretWidth, lineHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2103 gc = new GC (rightCaretBitmap); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2104 gc.setBackground(display.getSystemColor(SWT.COLOR_BLACK)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2105 gc.fillRectangle(0, 0, caretWidth, lineHeight); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2106 gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE)); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2107 gc.drawLine(caretWidth-1,0,caretWidth-1,lineHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2108 gc.drawLine(0,0,caretWidth-1,0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2109 gc.drawLine(caretWidth-1,1,1,1); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2110 gc.dispose(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2111 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2112 /** |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2113 * Moves the selected text to the clipboard. The text will be put in the |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2114 * clipboard in plain text format and RTF format. |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2115 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2116 * @exception SWTException <ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2117 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2118 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2119 * </ul> |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2120 */ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2121 public void cut(){ |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2122 checkWidget(); |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2123 int length = selection.y - selection.x; |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2124 if (length > 0) { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2125 try { |
6dd524f61e62
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2126 setClipboardContent(selection.x, length, DND.CLIPBOARD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2127 } catch (SWTError error) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2128 // Copy to clipboard failed. This happens when another application |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2129 // is accessing the clipboard while we copy. Ignore the error. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2130 // Fixes 1GDQAVN |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2131 // Rethrow all other errors. Fixes bug 17578. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2132 if (error.code !is DND.ERROR_CANNOT_SET_CLIPBOARD) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2133 throw error; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2134 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2135 // Abort cut operation if copy to clipboard fails. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2136 // Fixes bug 21030. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2137 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2138 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2139 doDelete(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2140 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2141 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2142 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2143 * A mouse move event has occurred. See if we should start autoscrolling. If |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2144 * the move position is outside of the client area, initiate autoscrolling. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2145 * Otherwise, we've moved back into the widget so end autoscrolling. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2146 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2147 void doAutoScroll(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2148 if (event.y > clientAreaHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2149 doAutoScroll(SWT.DOWN, event.y - clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2150 } else if (event.y < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2151 doAutoScroll(SWT.UP, -event.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2152 } else if (event.x < leftMargin && !wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2153 doAutoScroll(ST.COLUMN_PREVIOUS, leftMargin - event.x); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2154 } else if (event.x > clientAreaWidth - leftMargin - rightMargin && !wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2155 doAutoScroll(ST.COLUMN_NEXT, event.x - (clientAreaWidth - leftMargin - rightMargin)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2156 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2157 endAutoScroll(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2158 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2159 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2160 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2161 * Initiates autoscrolling. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2162 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2163 * @param direction SWT.UP, SWT.DOWN, SWT.COLUMN_NEXT, SWT.COLUMN_PREVIOUS |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2164 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2165 void doAutoScroll(int direction, int distance) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2166 autoScrollDistance = distance; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2167 // If we're already autoscrolling in the given direction do nothing |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2168 if (autoScrollDirection is direction) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2169 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2170 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2171 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2172 Runnable timer = null; |
36
d46287db17ed
rakefile reorg, swt win phobosification
Frank Benoit <benoit@tionex.de>
parents:
9
diff
changeset
|
2173 Display disp = getDisplay(); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2174 // Set a timer that will simulate the user pressing and holding |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2175 // down a cursor key (i.e., arrowUp, arrowDown). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2176 if (direction is SWT.UP) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2177 timer = new class(disp) Runnable { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2178 Display display; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2179 this( Display d ){ this.display = d; } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2180 public void run() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2181 if (autoScrollDirection is SWT.UP) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2182 doSelectionPageUp(autoScrollDistance); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2183 display.timerExec(V_SCROLL_RATE, this); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2184 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2185 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2186 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2187 autoScrollDirection = direction; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2188 display.timerExec(V_SCROLL_RATE, timer); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2189 } else if (direction is SWT.DOWN) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2190 timer = new class(disp) Runnable { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2191 Display display; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2192 this( Display d ){ this.display = d; } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2193 public void run() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2194 if (autoScrollDirection is SWT.DOWN) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2195 doSelectionPageDown(autoScrollDistance); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2196 display.timerExec(V_SCROLL_RATE, this); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2197 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2198 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2199 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2200 autoScrollDirection = direction; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2201 display.timerExec(V_SCROLL_RATE, timer); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2202 } else if (direction is ST.COLUMN_NEXT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2203 timer = new class(disp) Runnable { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2204 Display display; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2205 this( Display d ){ this.display = d; } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2206 public void run() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2207 if (autoScrollDirection is ST.COLUMN_NEXT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2208 doVisualNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2209 setMouseWordSelectionAnchor(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2210 doMouseSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2211 display.timerExec(H_SCROLL_RATE, this); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2212 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2213 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2214 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2215 autoScrollDirection = direction; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2216 display.timerExec(H_SCROLL_RATE, timer); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2217 } else if (direction is ST.COLUMN_PREVIOUS) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2218 timer = new class(disp) Runnable { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2219 Display display; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2220 this( Display d ){ this.display = d; } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2221 public void run() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2222 if (autoScrollDirection is ST.COLUMN_PREVIOUS) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2223 doVisualPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2224 setMouseWordSelectionAnchor(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2225 doMouseSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2226 display.timerExec(H_SCROLL_RATE, this); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2227 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2228 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2229 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2230 autoScrollDirection = direction; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2231 display.timerExec(H_SCROLL_RATE, timer); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2232 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2233 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2234 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2235 * Deletes the previous character. Delete the selected text if any. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2236 * Move the caret in front of the deleted text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2237 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2238 void doBackspace() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2239 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2240 event.text = ""; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2241 if (selection.x !is selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2242 event.start = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2243 event.end = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2244 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2245 } else if (caretOffset > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2246 int lineIndex = content.getLineAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2247 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2248 if (caretOffset is lineOffset) { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
2249 // DWT: on line start, delete line break |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2250 lineOffset = content.getOffsetAtLine(lineIndex - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2251 event.start = lineOffset + content.getLine(lineIndex - 1).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2252 event.end = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2253 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2254 TextLayout layout = renderer.getTextLayout(lineIndex); |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
2255 int start = layout.getPreviousOffset(caretOffset - lineOffset, SWT.MOVEMENT_CHAR); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2256 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2257 event.start = start + lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2258 event.end = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2259 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2260 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2261 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2262 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2263 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2264 * Replaces the selection with the character or insert the character at the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2265 * current caret position if no selection exists. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2266 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2267 * If a carriage return was typed replace it with the line break character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2268 * used by the widget on this platform. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2269 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2270 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2271 * @param key the character typed by the user |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2272 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2273 void doContent(dchar key) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2274 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2275 event.start = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2276 event.end = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2277 // replace a CR line break with the widget line break |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2278 // CR does not make sense on Windows since most (all?) applications |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2279 // don't recognize CR as a line break. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2280 if (key is SWT.CR || key is SWT.LF) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2281 if (!isSingleLine()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2282 event.text = getLineDelimiter(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2283 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2284 } else if (selection.x is selection.y && overwrite && key !is TAB) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2285 // no selection and overwrite mode is on and the typed key is not a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2286 // tab character (tabs are always inserted without overwriting)? |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2287 int lineIndex = content.getLineAtOffset(event.end); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2288 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2289 String line = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2290 // replace character at caret offset if the caret is not at the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2291 // end of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2292 if (event.end < lineOffset + line.length) { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
2293 event.end += line.UTF8strideAt(event.end - lineOffset); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2294 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2295 event.text = dcharToString( key ); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2296 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2297 event.text = dcharToString( key ); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2298 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2299 if (event.text !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2300 if (textLimit > 0 && content.getCharCount() - (event.end - event.start) >= textLimit) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2301 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2302 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2303 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2304 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2305 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2306 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2307 * Moves the caret after the last character of the widget content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2308 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2309 void doContentEnd() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2310 // place caret at end of first line if receiver is in single |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2311 // line mode. fixes 4820. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2312 if (isSingleLine()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2313 doLineEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2314 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2315 int length = content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2316 if (caretOffset < length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2317 caretOffset = length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2318 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2319 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2320 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2321 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2322 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2323 * Moves the caret in front of the first character of the widget content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2324 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2325 void doContentStart() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2326 if (caretOffset > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2327 caretOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2328 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2329 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2330 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2331 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2332 * Moves the caret to the start of the selection if a selection exists. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2333 * Otherwise, if no selection exists move the cursor according to the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2334 * cursor selection rules. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2335 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2336 * @see #doSelectionCursorPrevious |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2337 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2338 void doCursorPrevious() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2339 if (selection.y - selection.x > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2340 caretOffset = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2341 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2342 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2343 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2344 doSelectionCursorPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2345 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2346 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2347 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2348 * Moves the caret to the end of the selection if a selection exists. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2349 * Otherwise, if no selection exists move the cursor according to the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2350 * cursor selection rules. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2351 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2352 * @see #doSelectionCursorNext |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2353 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2354 void doCursorNext() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2355 if (selection.y - selection.x > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2356 caretOffset = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2357 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2358 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2359 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2360 doSelectionCursorNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2361 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2362 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2363 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2364 * Deletes the next character. Delete the selected text if any. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2365 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2366 void doDelete() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2367 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2368 event.text = ""; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2369 if (selection.x !is selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2370 event.start = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2371 event.end = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2372 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2373 } else if (caretOffset < content.getCharCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2374 int line = content.getLineAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2375 int lineOffset = content.getOffsetAtLine(line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2376 int lineLength = content.getLine(line).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2377 if (caretOffset is lineOffset + lineLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2378 event.start = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2379 event.end = content.getOffsetAtLine(line + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2380 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2381 event.start = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2382 event.end = getClusterNext(caretOffset, line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2383 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2384 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2385 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2386 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2387 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2388 * Deletes the next word. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2389 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2390 void doDeleteWordNext() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2391 if (selection.x !is selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2392 // if a selection exists, treat the as if |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2393 // only the delete key was pressed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2394 doDelete(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2395 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2396 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2397 event.text = ""; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2398 event.start = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2399 event.end = getWordNext(caretOffset, SWT.MOVEMENT_WORD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2400 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2401 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2402 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2403 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2404 * Deletes the previous word. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2405 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2406 void doDeleteWordPrevious() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2407 if (selection.x !is selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2408 // if a selection exists, treat as if |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2409 // only the backspace key was pressed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2410 doBackspace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2411 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2412 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2413 event.text = ""; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2414 event.start = getWordPrevious(caretOffset, SWT.MOVEMENT_WORD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2415 event.end = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2416 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2417 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2418 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2419 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2420 * Moves the caret one line down and to the same character offset relative |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2421 * to the beginning of the line. Move the caret to the end of the new line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2422 * if the new line is shorter than the character offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2423 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2424 void doLineDown(bool select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2425 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2426 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2427 int y = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2428 bool lastLine = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2429 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2430 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2431 int offsetInLine = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2432 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2433 int lineIndex = getVisualLineIndex(layout, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2434 int layoutLineCount = layout.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2435 if (lineIndex is layoutLineCount - 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2436 lastLine = caretLine is lineCount - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2437 caretLine++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2438 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2439 y = layout.getLineBounds(lineIndex + 1).y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2440 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2441 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2442 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2443 lastLine = caretLine is lineCount - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2444 caretLine++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2445 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2446 if (lastLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2447 if (select) caretOffset = content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2448 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2449 caretOffset = getOffsetAtPoint(columnX, y, caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2450 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2451 int oldColumnX = columnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2452 int oldHScrollOffset = horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2453 if (select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2454 setMouseWordSelectionAnchor(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2455 // select first and then scroll to reduce flash when key |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2456 // repeat scrolls lots of lines |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2457 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2458 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2459 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2460 int hScrollChange = oldHScrollOffset - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2461 columnX = oldColumnX + hScrollChange; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2462 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2463 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2464 * Moves the caret to the end of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2465 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2466 void doLineEnd() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2467 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2468 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2469 int lineEndOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2470 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2471 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2472 int offsetInLine = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2473 int lineIndex = getVisualLineIndex(layout, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2474 int[] offsets = layout.getLineOffsets(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2475 lineEndOffset = lineOffset + offsets[lineIndex + 1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2476 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2477 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2478 int lineLength = content.getLine(caretLine).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2479 lineEndOffset = lineOffset + lineLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2480 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2481 if (caretOffset < lineEndOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2482 caretOffset = lineEndOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2483 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2484 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2485 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2486 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2487 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2488 * Moves the caret to the beginning of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2489 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2490 void doLineStart() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2491 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2492 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2493 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2494 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2495 int offsetInLine = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2496 int lineIndex = getVisualLineIndex(layout, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2497 int[] offsets = layout.getLineOffsets(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2498 lineOffset += offsets[lineIndex]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2499 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2500 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2501 if (caretOffset > lineOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2502 caretOffset = lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2503 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2504 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2505 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2506 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2507 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2508 * Moves the caret one line up and to the same character offset relative |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2509 * to the beginning of the line. Move the caret to the end of the new line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2510 * if the new line is shorter than the character offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2511 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2512 void doLineUp(bool select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2513 int caretLine = getCaretLine(), y = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2514 bool firstLine = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2515 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2516 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2517 int offsetInLine = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2518 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2519 int lineIndex = getVisualLineIndex(layout, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2520 if (lineIndex is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2521 firstLine = caretLine is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2522 if (!firstLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2523 caretLine--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2524 y = renderer.getLineHeight(caretLine) - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2525 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2526 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2527 y = layout.getLineBounds(lineIndex - 1).y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2528 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2529 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2530 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2531 firstLine = caretLine is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2532 caretLine--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2533 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2534 if (firstLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2535 if (select) caretOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2536 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2537 caretOffset = getOffsetAtPoint(columnX, y, caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2538 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2539 int oldColumnX = columnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2540 int oldHScrollOffset = horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2541 if (select) setMouseWordSelectionAnchor(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2542 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2543 if (select) doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2544 int hScrollChange = oldHScrollOffset - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2545 columnX = oldColumnX + hScrollChange; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2546 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2547 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2548 * Moves the caret to the specified location. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2549 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2550 * @param x x location of the new caret position |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2551 * @param y y location of the new caret position |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2552 * @param select the location change is a selection operation. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2553 * include the line delimiter in the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2554 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2555 void doMouseLocationChange(int x, int y, bool select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2556 int line = getLineIndex(y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2557 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2558 updateCaretDirection = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2559 // allow caret to be placed below first line only if receiver is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2560 // not in single line mode. fixes 4820. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2561 if (line < 0 || (isSingleLine() && line > 0)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2562 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2563 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2564 int oldCaretAlignment = caretAlignment; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2565 int newCaretOffset = getOffsetAtPoint(x, y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2566 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2567 if (doubleClickEnabled && clickCount > 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2568 newCaretOffset = doMouseWordSelect(x, newCaretOffset, line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2569 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2570 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2571 int newCaretLine = content.getLineAtOffset(newCaretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2572 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2573 // Is the mouse within the left client area border or on |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2574 // a different line? If not the autoscroll selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2575 // could be incorrectly reset. Fixes 1GKM3XS |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2576 if (0 <= y && y < clientAreaHeight && |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2577 (0 <= x && x < clientAreaWidth || wordWrap || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2578 newCaretLine !is content.getLineAtOffset(caretOffset))) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2579 if (newCaretOffset !is caretOffset || caretAlignment !is oldCaretAlignment) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2580 caretOffset = newCaretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2581 if (select) doMouseSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2582 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2583 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2584 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2585 if (!select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2586 caretOffset = newCaretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2587 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2588 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2589 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2590 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2591 * Updates the selection based on the caret position |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2592 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2593 void doMouseSelection() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2594 if (caretOffset <= selection.x || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2595 (caretOffset > selection.x && |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2596 caretOffset < selection.y && selectionAnchor is selection.x)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2597 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2598 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2599 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2600 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2601 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2602 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2603 * Returns the offset of the word at the specified offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2604 * If the current selection extends from high index to low index |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2605 * (i.e., right to left, or caret is at left border of selection on |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2606 * non-bidi platforms) the start offset of the word preceding the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2607 * selection is returned. If the current selection extends from |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2608 * low index to high index the end offset of the word following |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2609 * the selection is returned. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2610 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2611 * @param x mouse x location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2612 * @param newCaretOffset caret offset of the mouse cursor location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2613 * @param line line index of the mouse cursor location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2614 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2615 int doMouseWordSelect(int x, int newCaretOffset, int line) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2616 // flip selection anchor based on word selection direction from |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2617 // base double click. Always do this here (and don't rely on doAutoScroll) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2618 // because auto scroll only does not cover all possible mouse selections |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2619 // (e.g., mouse x < 0 && mouse y > caret line y) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2620 if (newCaretOffset < selectionAnchor && selectionAnchor is selection.x) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2621 selectionAnchor = doubleClickSelection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2622 } else if (newCaretOffset > selectionAnchor && selectionAnchor is selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2623 selectionAnchor = doubleClickSelection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2624 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2625 if (0 <= x && x < clientAreaWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2626 bool wordSelect = (clickCount & 1) is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2627 if (caretOffset is selection.x) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2628 if (wordSelect) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2629 newCaretOffset = getWordPrevious(newCaretOffset, SWT.MOVEMENT_WORD_START); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2630 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2631 newCaretOffset = content.getOffsetAtLine(line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2632 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2633 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2634 if (wordSelect) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2635 newCaretOffset = getWordNext(newCaretOffset, SWT.MOVEMENT_WORD_END); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2636 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2637 int lineEnd = content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2638 if (line + 1 < content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2639 lineEnd = content.getOffsetAtLine(line + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2640 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2641 newCaretOffset = lineEnd; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2642 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2643 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2644 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2645 return newCaretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2646 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2647 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2648 * Scrolls one page down so that the last line (truncated or whole) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2649 * of the current page becomes the fully visible top line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2650 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2651 * The caret is scrolled the same number of lines so that its location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2652 * relative to the top line remains the same. The exception is the end |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2653 * of the text where a full page scroll is not possible. In this case |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2654 * the caret is moved after the last character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2655 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2656 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2657 * @param select whether or not to select the page |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2658 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2659 void doPageDown(bool select, int height) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2660 if (isSingleLine()) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2661 int oldColumnX = columnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2662 int oldHScrollOffset = horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2663 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2664 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2665 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2666 if (caretLine < lineCount - 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2667 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2668 int lines = (height is -1 ? clientAreaHeight : height) / lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2669 int scrollLines = Math.min(lineCount - caretLine - 1, lines); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2670 // ensure that scrollLines never gets negative and at least one |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2671 // line is scrolled. fixes bug 5602. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2672 scrollLines = Math.max(1, scrollLines); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2673 caretOffset = getOffsetAtPoint(columnX, getLinePixel(caretLine + scrollLines)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2674 if (select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2675 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2676 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2677 // scroll one page down or to the bottom |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2678 int verticalMaximum = lineCount * getVerticalIncrement(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2679 int pageSize = clientAreaHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2680 int verticalScrollOffset = getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2681 int scrollOffset = verticalScrollOffset + scrollLines * getVerticalIncrement(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2682 if (scrollOffset + pageSize > verticalMaximum) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2683 scrollOffset = verticalMaximum - pageSize; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2684 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2685 if (scrollOffset > verticalScrollOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2686 scrollVertical(scrollOffset - verticalScrollOffset, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2687 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2688 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2689 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2690 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2691 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2692 int lineIndex, lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2693 if (height is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2694 lineIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2695 int topY = getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2696 lineHeight = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2697 height = topY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2698 if (topY + lineHeight <= clientAreaHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2699 height += lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2700 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2701 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2702 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2703 int y = clientAreaHeight - topY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2704 for (int i = 0; i < layout.getLineCount(); i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2705 Rectangle bounds = layout.getLineBounds(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2706 if (bounds.contains(bounds.x, y)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2707 height += bounds.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2708 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2709 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2710 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2711 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2712 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2713 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2714 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2715 lineIndex = getLineIndex(height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2716 int topLineY = getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2717 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2718 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2719 int y = height - topLineY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2720 for (int i = 0; i < layout.getLineCount(); i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2721 Rectangle bounds = layout.getLineBounds(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2722 if (bounds.contains(bounds.x, y)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2723 height = topLineY + bounds.y + bounds.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2724 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2725 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2726 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2727 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2728 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2729 height = topLineY + renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2730 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2731 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2732 int caretHeight = height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2733 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2734 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2735 int offsetInLine = caretOffset - content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2736 lineIndex = getVisualLineIndex(layout, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2737 caretHeight += layout.getLineBounds(lineIndex).y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2738 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2739 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2740 lineIndex = caretLine; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2741 lineHeight = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2742 while (caretHeight - lineHeight >= 0 && lineIndex < lineCount - 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2743 caretHeight -= lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2744 lineHeight = renderer.getLineHeight(++lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2745 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2746 caretOffset = getOffsetAtPoint(columnX, caretHeight, lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2747 if (select) doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2748 height = getAvailableHeightBellow(height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2749 scrollVertical(height, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2750 if (height is 0) setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2751 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2752 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2753 int hScrollChange = oldHScrollOffset - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2754 columnX = oldColumnX + hScrollChange; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2755 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2756 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2757 * Moves the cursor to the end of the last fully visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2758 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2759 void doPageEnd() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2760 // go to end of line if in single line mode. fixes 5673 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2761 if (isSingleLine()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2762 doLineEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2763 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2764 int bottomOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2765 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2766 int lineIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2767 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2768 int y = (clientAreaHeight - bottomMargin) - getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2769 int index = layout.getLineCount() - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2770 while (index >= 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2771 Rectangle bounds = layout.getLineBounds(index); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2772 if (y >= bounds.y + bounds.height) break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2773 index--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2774 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2775 if (index is -1 && lineIndex > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2776 bottomOffset = content.getOffsetAtLine(lineIndex - 1) + content.getLine(lineIndex - 1).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2777 } else { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
2778 bottomOffset = content.getOffsetAtLine(lineIndex) + Math.max(0, getPreviousCharOffset(lineIndex, layout.getLineOffsets()[index + 1])); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2779 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2780 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2781 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2782 int lineIndex = getBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2783 bottomOffset = content.getOffsetAtLine(lineIndex) + content.getLine(lineIndex).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2784 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2785 if (caretOffset < bottomOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2786 caretOffset = bottomOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2787 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2788 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2789 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2790 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2791 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2792 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2793 * Moves the cursor to the beginning of the first fully visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2794 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2795 void doPageStart() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2796 int topOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2797 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2798 int y, lineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2799 if (topIndexY > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2800 lineIndex = topIndex - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2801 y = renderer.getLineHeight(lineIndex) - topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2802 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2803 lineIndex = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2804 y = -topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2805 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2806 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2807 int index = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2808 int lineCount = layout.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2809 while (index < lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2810 Rectangle bounds = layout.getLineBounds(index); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2811 if (y <= bounds.y) break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2812 index++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2813 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2814 if (index is lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2815 topOffset = content.getOffsetAtLine(lineIndex + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2816 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2817 topOffset = content.getOffsetAtLine(lineIndex) + layout.getLineOffsets()[index]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2818 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2819 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2820 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2821 topOffset = content.getOffsetAtLine(topIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2822 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2823 if (caretOffset > topOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2824 caretOffset = topOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2825 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2826 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2827 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2828 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2829 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2830 * Scrolls one page up so that the first line (truncated or whole) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2831 * of the current page becomes the fully visible last line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2832 * The caret is scrolled the same number of lines so that its location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2833 * relative to the top line remains the same. The exception is the beginning |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2834 * of the text where a full page scroll is not possible. In this case the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2835 * caret is moved in front of the first character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2836 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2837 void doPageUp(bool select, int height) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2838 if (isSingleLine()) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2839 int oldHScrollOffset = horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2840 int oldColumnX = columnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2841 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2842 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2843 if (caretLine > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2844 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2845 int lines = (height is -1 ? clientAreaHeight : height) / lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2846 int scrollLines = Math.max(1, Math.min(caretLine, lines)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2847 caretLine -= scrollLines; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2848 caretOffset = getOffsetAtPoint(columnX, getLinePixel(caretLine)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2849 if (select) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2850 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2851 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2852 int verticalScrollOffset = getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2853 int scrollOffset = Math.max(0, verticalScrollOffset - scrollLines * getVerticalIncrement()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2854 if (scrollOffset < verticalScrollOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2855 scrollVertical(scrollOffset - verticalScrollOffset, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2856 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2857 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2858 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2859 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2860 int lineHeight, lineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2861 if (height is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2862 if (topIndexY is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2863 height = clientAreaHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2864 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2865 int y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2866 if (topIndex > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2867 lineIndex = topIndex - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2868 lineHeight = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2869 height = clientAreaHeight - topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2870 y = lineHeight - topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2871 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2872 lineIndex = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2873 lineHeight = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2874 height = clientAreaHeight - (lineHeight + topIndexY); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2875 y = -topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2876 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2877 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2878 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2879 for (int i = 0; i < layout.getLineCount(); i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2880 Rectangle bounds = layout.getLineBounds(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2881 if (bounds.contains(bounds.x, y)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2882 height += lineHeight - (bounds.y + bounds.height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2883 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2884 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2885 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2886 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2887 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2888 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2889 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2890 lineIndex = getLineIndex(clientAreaHeight - height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2891 int topLineY = getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2892 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2893 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2894 int y = topLineY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2895 for (int i = 0; i < layout.getLineCount(); i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2896 Rectangle bounds = layout.getLineBounds(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2897 if (bounds.contains(bounds.x, y)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2898 height = clientAreaHeight - (topLineY + bounds.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2899 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2900 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2901 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2902 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2903 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2904 height = clientAreaHeight - topLineY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2905 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2906 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2907 int caretHeight = height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2908 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2909 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2910 int offsetInLine = caretOffset - content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2911 lineIndex = getVisualLineIndex(layout, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2912 caretHeight += layout.getBounds().height - layout.getLineBounds(lineIndex).y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2913 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2914 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2915 lineIndex = caretLine; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2916 lineHeight = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2917 while (caretHeight - lineHeight >= 0 && lineIndex > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2918 caretHeight -= lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2919 lineHeight = renderer.getLineHeight(--lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2920 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2921 lineHeight = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2922 caretOffset = getOffsetAtPoint(columnX, lineHeight - caretHeight, lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2923 if (select) doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2924 height = getAvailableHeightAbove(height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2925 scrollVertical(-height, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2926 if (height is 0) setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2927 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2928 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2929 int hScrollChange = oldHScrollOffset - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2930 columnX = oldColumnX + hScrollChange; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2931 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2932 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2933 * Updates the selection to extend to the current caret position. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2934 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2935 void doSelection(int direction) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2936 int redrawStart = -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2937 int redrawEnd = -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2938 if (selectionAnchor is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2939 selectionAnchor = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2940 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2941 if (direction is ST.COLUMN_PREVIOUS) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2942 if (caretOffset < selection.x) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2943 // grow selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2944 redrawEnd = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2945 redrawStart = selection.x = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2946 // check if selection has reversed direction |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2947 if (selection.y !is selectionAnchor) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2948 redrawEnd = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2949 selection.y = selectionAnchor; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2950 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2951 // test whether selection actually changed. Fixes 1G71EO1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2952 } else if (selectionAnchor is selection.x && caretOffset < selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2953 // caret moved towards selection anchor (left side of selection). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2954 // shrink selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2955 redrawEnd = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2956 redrawStart = selection.y = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2957 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2958 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2959 if (caretOffset > selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2960 // grow selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2961 redrawStart = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2962 redrawEnd = selection.y = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2963 // check if selection has reversed direction |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2964 if (selection.x !is selectionAnchor) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2965 redrawStart = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2966 selection.x = selectionAnchor; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2967 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2968 // test whether selection actually changed. Fixes 1G71EO1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2969 } else if (selectionAnchor is selection.y && caretOffset > selection.x) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2970 // caret moved towards selection anchor (right side of selection). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2971 // shrink selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2972 redrawStart = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2973 redrawEnd = selection.x = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2974 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2975 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2976 if (redrawStart !is -1 && redrawEnd !is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2977 internalRedrawRange(redrawStart, redrawEnd - redrawStart); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2978 sendSelectionEvent(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2979 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2980 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2981 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2982 * Moves the caret to the next character or to the beginning of the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2983 * next line if the cursor is at the end of a line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2984 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2985 void doSelectionCursorNext() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2986 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2987 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2988 int offsetInLine = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2989 if (offsetInLine < content.getLine(caretLine).length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2990 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2991 offsetInLine = layout.getNextOffset(offsetInLine, SWT.MOVEMENT_CLUSTER); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2992 int lineStart = layout.getLineOffsets()[layout.getLineIndex(offsetInLine)]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2993 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2994 caretOffset = offsetInLine + lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2995 caretAlignment = offsetInLine is lineStart ? OFFSET_LEADING : PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2996 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2997 } else if (caretLine < content.getLineCount() - 1 && !isSingleLine()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2998 caretLine++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2999 caretOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3000 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3001 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3002 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3003 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3004 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3005 * Moves the caret to the previous character or to the end of the previous |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3006 * line if the cursor is at the beginning of a line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3007 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3008 void doSelectionCursorPrevious() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3009 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3010 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3011 int offsetInLine = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3012 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3013 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3014 if (offsetInLine > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3015 caretOffset = getClusterPrevious(caretOffset, caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3016 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3017 } else if (caretLine > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3018 caretLine--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3019 lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3020 caretOffset = lineOffset + content.getLine(caretLine).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3021 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3022 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3023 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3024 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3025 * Moves the caret one line down and to the same character offset relative |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3026 * to the beginning of the line. Moves the caret to the end of the new line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3027 * if the new line is shorter than the character offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3028 * Moves the caret to the end of the text if the caret already is on the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3029 * last line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3030 * Adjusts the selection according to the caret change. This can either add |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3031 * to or subtract from the old selection, depending on the previous selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3032 * direction. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3033 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3034 void doSelectionLineDown() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3035 int oldColumnX = columnX = getPointAtOffset(caretOffset).x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3036 doLineDown(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3037 columnX = oldColumnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3038 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3039 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3040 * Moves the caret one line up and to the same character offset relative |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3041 * to the beginning of the line. Moves the caret to the end of the new line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3042 * if the new line is shorter than the character offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3043 * Moves the caret to the beginning of the document if it is already on the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3044 * first line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3045 * Adjusts the selection according to the caret change. This can either add |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3046 * to or subtract from the old selection, depending on the previous selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3047 * direction. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3048 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3049 void doSelectionLineUp() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3050 int oldColumnX = columnX = getPointAtOffset(caretOffset).x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3051 doLineUp(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3052 columnX = oldColumnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3053 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3054 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3055 * Scrolls one page down so that the last line (truncated or whole) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3056 * of the current page becomes the fully visible top line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3057 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3058 * The caret is scrolled the same number of lines so that its location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3059 * relative to the top line remains the same. The exception is the end |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3060 * of the text where a full page scroll is not possible. In this case |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3061 * the caret is moved after the last character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3062 * <p></p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3063 * Adjusts the selection according to the caret change. This can either add |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3064 * to or subtract from the old selection, depending on the previous selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3065 * direction. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3066 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3067 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3068 void doSelectionPageDown(int pixels) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3069 int oldColumnX = columnX = getPointAtOffset(caretOffset).x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3070 doPageDown(true, pixels); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3071 columnX = oldColumnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3072 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3073 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3074 * Scrolls one page up so that the first line (truncated or whole) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3075 * of the current page becomes the fully visible last line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3076 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3077 * The caret is scrolled the same number of lines so that its location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3078 * relative to the top line remains the same. The exception is the beginning |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3079 * of the text where a full page scroll is not possible. In this case the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3080 * caret is moved in front of the first character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3081 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3082 * Adjusts the selection according to the caret change. This can either add |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3083 * to or subtract from the old selection, depending on the previous selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3084 * direction. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3085 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3086 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3087 void doSelectionPageUp(int pixels) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3088 int oldColumnX = columnX = getPointAtOffset(caretOffset).x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3089 doPageUp(true, pixels); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3090 columnX = oldColumnX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3091 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3092 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3093 * Moves the caret to the end of the next word . |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3094 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3095 void doSelectionWordNext() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3096 int newCaretOffset = getWordNext(caretOffset, SWT.MOVEMENT_WORD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3097 // Force symmetrical movement for word next and previous. Fixes 14536 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3098 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3099 // don't change caret position if in single line mode and the cursor |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3100 // would be on a different line. fixes 5673 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3101 if (!isSingleLine() || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3102 content.getLineAtOffset(caretOffset) is content.getLineAtOffset(newCaretOffset)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3103 caretOffset = newCaretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3104 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3105 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3106 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3107 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3108 * Moves the caret to the start of the previous word. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3109 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3110 void doSelectionWordPrevious() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3111 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3112 caretOffset = getWordPrevious(caretOffset, SWT.MOVEMENT_WORD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3113 int caretLine = content.getLineAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3114 // word previous always comes from bottom line. when |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3115 // wrapping lines, stay on bottom line when on line boundary |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3116 if (wordWrap && caretLine < content.getLineCount() - 1 && |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3117 caretOffset is content.getOffsetAtLine(caretLine + 1)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3118 caretLine++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3119 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3120 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3121 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3122 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3123 * Moves the caret one character to the left. Do not go to the previous line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3124 * When in a bidi locale and at a R2L character the caret is moved to the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3125 * beginning of the R2L segment (visually right) and then one character to the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3126 * left (visually left because it's now in a L2R segment). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3127 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3128 void doVisualPrevious() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3129 caretOffset = getClusterPrevious(caretOffset, getCaretLine()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3130 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3131 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3132 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3133 * Moves the caret one character to the right. Do not go to the next line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3134 * When in a bidi locale and at a R2L character the caret is moved to the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3135 * end of the R2L segment (visually left) and then one character to the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3136 * right (visually right because it's now in a L2R segment). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3137 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3138 void doVisualNext() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3139 caretOffset = getClusterNext(caretOffset, getCaretLine()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3140 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3141 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3142 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3143 * Moves the caret to the end of the next word. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3144 * If a selection exists, move the caret to the end of the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3145 * and remove the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3146 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3147 void doWordNext() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3148 if (selection.y - selection.x > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3149 caretOffset = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3150 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3151 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3152 doSelectionWordNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3153 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3154 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3155 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3156 * Moves the caret to the start of the previous word. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3157 * If a selection exists, move the caret to the start of the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3158 * and remove the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3159 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3160 void doWordPrevious() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3161 if (selection.y - selection.x > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3162 caretOffset = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3163 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3164 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3165 doSelectionWordPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3166 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3167 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3168 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3169 * Ends the autoscroll process. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3170 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3171 void endAutoScroll() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3172 autoScrollDirection = SWT.NULL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3173 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3174 public override Color getBackground() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3175 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3176 if (background is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3177 return getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3178 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3179 return background; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3180 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3181 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3182 * Returns the baseline, in pixels. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3183 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3184 * Note: this API should not be used if a StyleRange attribute causes lines to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3185 * have different heights (i.e. different fonts, rise, etc). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3186 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3187 * @return baseline the baseline |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3188 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3189 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3190 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3191 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3192 * @since 3.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3193 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3194 * @see #getBaseline(int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3195 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3196 public int getBaseline() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3197 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3198 return renderer.getBaseline(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3199 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3200 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3201 * Returns the baseline at the given offset, in pixels. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3202 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3203 * @param offset the offset |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3204 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3205 * @return baseline the baseline |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3206 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3207 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3208 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3209 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3210 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3211 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3212 * <li>ERROR_INVALID_RANGE when the offset is outside the valid range (< 0 or > getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3213 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3214 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3215 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3216 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3217 public int getBaseline(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3218 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3219 if (!(0 <= offset && offset <= content.getCharCount())) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3220 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3221 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3222 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3223 return renderer.getBaseline(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3224 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3225 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3226 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3227 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3228 int lineInParagraph = layout.getLineIndex(Math.min(offset - lineOffset, layout.getText().length)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3229 FontMetrics metrics = layout.getLineMetrics(lineInParagraph); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3230 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3231 return metrics.getAscent() + metrics.getLeading(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3232 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3233 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3234 * Gets the BIDI coloring mode. When true the BIDI text display |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3235 * algorithm is applied to segments of text that are the same |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3236 * color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3237 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3238 * @return the current coloring mode |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3239 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3240 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3241 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3242 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3243 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3244 * @deprecated use BidiSegmentListener instead. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3245 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3246 public bool getBidiColoring() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3247 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3248 return bidiColoring; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3249 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3250 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3251 * Returns the index of the last fully visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3252 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3253 * @return index of the last fully visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3254 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3255 int getBottomIndex() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3256 int bottomIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3257 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3258 int lineCount = 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3259 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3260 if (lineHeight !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3261 // calculate the number of lines that are fully visible |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3262 int partialTopLineHeight = topIndex * lineHeight - getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3263 lineCount = (clientAreaHeight - partialTopLineHeight) / lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3264 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3265 bottomIndex = Math.min(content.getLineCount() - 1, topIndex + Math.max(0, lineCount - 1)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3266 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3267 int clientAreaHeight = this.clientAreaHeight - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3268 bottomIndex = getLineIndex(clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3269 if (bottomIndex > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3270 int linePixel = getLinePixel(bottomIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3271 int lineHeight = renderer.getLineHeight(bottomIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3272 if (linePixel + lineHeight > clientAreaHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3273 if (getLinePixel(bottomIndex - 1) >= topMargin) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3274 bottomIndex--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3275 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3276 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3277 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3278 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3279 return bottomIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3280 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3281 Rectangle getBoundsAtOffset(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3282 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3283 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3284 String line = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3285 Rectangle bounds; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3286 if (line.length !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3287 int offsetInLine = offset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3288 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3289 bounds = layout.getBounds(offsetInLine, offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3290 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3291 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3292 bounds = new Rectangle (0, 0, 0, renderer.getLineHeight()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3293 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3294 if (offset is caretOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3295 int lineEnd = lineOffset + line.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3296 if (offset is lineEnd && caretAlignment is PREVIOUS_OFFSET_TRAILING) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3297 bounds.width += getCaretWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3298 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3299 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3300 bounds.x += leftMargin - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3301 bounds.y += getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3302 return bounds; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3303 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3304 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3305 * Returns the caret position relative to the start of the text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3306 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3307 * @return the caret position relative to the start of the text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3308 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3309 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3310 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3311 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3312 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3313 public int getCaretOffset() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3314 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3315 return caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3316 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3317 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3318 * Returns the caret width. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3319 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3320 * @return the caret width, 0 if caret is null. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3321 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3322 int getCaretWidth() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3323 Caret caret = getCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3324 if (caret is null) return 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3325 return caret.getSize().x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3326 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3327 Object getClipboardContent(int clipboardType) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3328 TextTransfer plainTextTransfer = TextTransfer.getInstance(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3329 return clipboard.getContents(plainTextTransfer, clipboardType); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3330 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3331 int getClusterNext(int offset, int lineIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3332 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3333 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3334 offset -= lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3335 offset = layout.getNextOffset(offset, SWT.MOVEMENT_CLUSTER); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3336 offset += lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3337 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3338 return offset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3339 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3340 int getClusterPrevious(int offset, int lineIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3341 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3342 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3343 offset -= lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3344 offset = layout.getPreviousOffset(offset, SWT.MOVEMENT_CLUSTER); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3345 offset += lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3346 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3347 return offset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3348 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3349 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3350 * Returns the content implementation that is used for text storage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3351 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3352 * @return content the user defined content implementation that is used for |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3353 * text storage or the default content implementation if no user defined |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3354 * content implementation has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3355 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3356 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3357 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3358 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3359 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3360 public StyledTextContent getContent() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3361 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3362 return content; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3363 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3364 public override bool getDragDetect () { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3365 checkWidget (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3366 return dragDetect_; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3367 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3368 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3369 * Returns whether the widget implements double click mouse behavior. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3370 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3371 * @return true if double clicking a word selects the word, false if double clicks |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3372 * have the same effect as regular mouse clicks |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3373 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3374 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3375 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3376 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3377 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3378 public bool getDoubleClickEnabled() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3379 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3380 return doubleClickEnabled; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3381 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3382 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3383 * Returns whether the widget content can be edited. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3384 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3385 * @return true if content can be edited, false otherwise |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3386 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3387 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3388 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3389 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3390 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3391 public bool getEditable() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3392 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3393 return editable; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3394 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3395 public override Color getForeground() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3396 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3397 if (foreground is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3398 return getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3399 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3400 return foreground; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3401 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3402 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3403 * Returns the horizontal scroll increment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3404 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3405 * @return horizontal scroll increment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3406 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3407 int getHorizontalIncrement() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3408 return renderer.averageCharWidth; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3409 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3410 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3411 * Returns the horizontal scroll offset relative to the start of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3412 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3413 * @return horizontal scroll offset relative to the start of the line, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3414 * measured in character increments starting at 0, if > 0 the content is scrolled |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3415 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3416 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3417 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3418 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3419 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3420 public int getHorizontalIndex() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3421 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3422 return horizontalScrollOffset / getHorizontalIncrement(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3423 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3424 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3425 * Returns the horizontal scroll offset relative to the start of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3426 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3427 * @return the horizontal scroll offset relative to the start of the line, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3428 * measured in pixel starting at 0, if > 0 the content is scrolled. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3429 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3430 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3431 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3432 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3433 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3434 public int getHorizontalPixel() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3435 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3436 return horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3437 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3438 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3439 * Returns the line indentation of the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3440 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3441 * @return the line indentation |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3442 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3443 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3444 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3445 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3446 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3447 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3448 * @see #getLineIndent(int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3449 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3450 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3451 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3452 public int getIndent() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3453 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3454 return indent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3455 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3456 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3457 * Returns whether the widget justifies lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3458 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3459 * @return whether lines are justified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3460 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3461 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3462 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3463 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3464 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3465 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3466 * @see #getLineJustify(int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3467 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3468 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3469 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3470 public bool getJustify() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3471 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3472 return justify; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3473 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3474 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3475 * Returns the action assigned to the key. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3476 * Returns SWT.NULL if there is no action associated with the key. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3477 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3478 * @param key a key code defined in SWT.java or a character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3479 * Optionally ORd with a state mask. Preferred state masks are one or more of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3480 * SWT.MOD1, SWT.MOD2, SWT.MOD3, since these masks account for modifier platform |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3481 * differences. However, there may be cases where using the specific state masks |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3482 * (i.e., SWT.CTRL, SWT.SHIFT, SWT.ALT, SWT.COMMAND) makes sense. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3483 * @return one of the predefined actions defined in ST.java or SWT.NULL |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3484 * if there is no action associated with the key. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3485 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3486 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3487 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3488 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3489 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3490 public int getKeyBinding(int key) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3491 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3492 if( auto p = key in keyActionMap ){ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3493 return *p; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3494 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3495 return SWT.NULL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3496 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3497 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3498 * Gets the number of characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3499 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3500 * @return number of characters in the widget |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3501 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3502 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3503 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3504 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3505 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3506 public int getCharCount() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3507 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3508 return content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3509 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3510 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3511 * Returns the line at the given line index without delimiters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3512 * Index 0 is the first line of the content. When there are not |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3513 * any lines, getLine(0) is a valid call that answers an empty string. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3514 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3515 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3516 * @param lineIndex index of the line to return. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3517 * @return the line text without delimiters |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3518 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3519 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3520 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3521 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3522 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3523 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3524 * <li>ERROR_INVALID_RANGE when the line index is outside the valid range (< 0 or >= getLineCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3525 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3526 * @since 3.4 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3527 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3528 public String getLine(int lineIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3529 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3530 if (lineIndex < 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3531 (lineIndex > 0 && lineIndex >= content.getLineCount())) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3532 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3533 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3534 return content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3535 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3536 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3537 * Returns the alignment of the line at the given index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3538 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3539 * @param index the index of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3540 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3541 * @return the line alignment |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3542 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3543 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3544 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3545 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3546 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3547 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3548 * <li>ERROR_INVALID_ARGUMENT when the index is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3549 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3550 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3551 * @see #getAlignment() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3552 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3553 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3554 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3555 public int getLineAlignment(int index) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3556 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3557 if (index < 0 || index > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3558 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3559 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3560 return renderer.getLineAlignment(index, alignment); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3561 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3562 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3563 * Returns the line at the specified offset in the text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3564 * where 0 < offset < getCharCount() so that getLineAtOffset(getCharCount()) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3565 * returns the line of the insert location. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3566 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3567 * @param offset offset relative to the start of the content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3568 * 0 <= offset <= getCharCount() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3569 * @return line at the specified offset in the text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3570 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3571 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3572 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3573 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3574 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3575 * <li>ERROR_INVALID_RANGE when the offset is outside the valid range (< 0 or > getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3576 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3577 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3578 public int getLineAtOffset(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3579 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3580 if (offset < 0 || offset > getCharCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3581 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3582 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3583 return content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3584 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3585 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3586 * Returns the background color of the line at the given index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3587 * Returns null if a LineBackgroundListener has been set or if no background |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3588 * color has been specified for the line. Should not be called if a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3589 * LineBackgroundListener has been set since the listener maintains the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3590 * line background colors. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3591 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3592 * @param index the index of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3593 * @return the background color of the line at the given index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3594 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3595 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3596 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3597 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3598 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3599 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3600 * <li>ERROR_INVALID_ARGUMENT when the index is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3601 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3602 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3603 public Color getLineBackground(int index) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3604 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3605 if (index < 0 || index > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3606 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3607 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3608 return isListening(LineGetBackground) ? null : renderer.getLineBackground(index, null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3609 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3610 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3611 * Returns the bullet of the line at the given index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3612 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3613 * @param index the index of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3614 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3615 * @return the line bullet |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3616 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3617 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3618 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3619 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3620 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3621 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3622 * <li>ERROR_INVALID_ARGUMENT when the index is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3623 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3624 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3625 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3626 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3627 public Bullet getLineBullet(int index) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3628 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3629 if (index < 0 || index > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3630 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3631 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3632 return isListening(LineGetStyle) ? null : renderer.getLineBullet(index, null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3633 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3634 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3635 * Returns the line background data for the given line or null if |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3636 * there is none. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3637 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3638 * @param lineOffset offset of the line start relative to the start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3639 * of the content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3640 * @param line line to get line background data for |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3641 * @return line background data for the given line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3642 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3643 StyledTextEvent getLineBackgroundData(int lineOffset, String line) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3644 return sendLineEvent(LineGetBackground, lineOffset, line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3645 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3646 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3647 * Gets the number of text lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3648 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3649 * @return the number of lines in the widget |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3650 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3651 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3652 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3653 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3654 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3655 public int getLineCount() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3656 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3657 return content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3658 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3659 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3660 * Returns the number of lines that can be completely displayed in the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3661 * widget client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3662 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3663 * @return number of lines that can be completely displayed in the widget |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3664 * client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3665 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3666 int getLineCountWhole() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3667 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3668 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3669 return lineHeight !is 0 ? clientAreaHeight / lineHeight : 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3670 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3671 return getBottomIndex() - topIndex + 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3672 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3673 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3674 * Returns the line delimiter used for entering new lines by key down |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3675 * or paste operation. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3676 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3677 * @return line delimiter used for entering new lines by key down |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3678 * or paste operation. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3679 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3680 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3681 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3682 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3683 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3684 public String getLineDelimiter() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3685 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3686 return content.getLineDelimiter(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3687 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3688 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3689 * Returns the line height. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3690 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3691 * Note: this API should not be used if a StyleRange attribute causes lines to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3692 * have different heights (i.e. different fonts, rise, etc). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3693 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3694 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3695 * @return line height in pixel. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3696 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3697 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3698 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3699 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3700 * @see #getLineHeight(int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3701 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3702 public int getLineHeight() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3703 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3704 return renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3705 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3706 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3707 * Returns the line height at the given offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3708 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3709 * @param offset the offset |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3710 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3711 * @return line height in pixels |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3712 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3713 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3714 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3715 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3716 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3717 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3718 * <li>ERROR_INVALID_RANGE when the offset is outside the valid range (< 0 or > getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3719 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3720 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3721 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3722 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3723 public int getLineHeight(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3724 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3725 if (!(0 <= offset && offset <= content.getCharCount())) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3726 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3727 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3728 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3729 return renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3730 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3731 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3732 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3733 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3734 int lineInParagraph = layout.getLineIndex(Math.min(offset - lineOffset, layout.getText().length)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3735 int height = layout.getLineBounds(lineInParagraph).height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3736 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3737 return height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3738 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3739 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3740 * Returns the indentation of the line at the given index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3741 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3742 * @param index the index of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3743 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3744 * @return the line indentation |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3745 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3746 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3747 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3748 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3749 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3750 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3751 * <li>ERROR_INVALID_ARGUMENT when the index is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3752 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3753 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3754 * @see #getIndent() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3755 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3756 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3757 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3758 public int getLineIndent(int index) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3759 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3760 if (index < 0 || index > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3761 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3762 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3763 return isListening(LineGetStyle) ? 0 : renderer.getLineIndent(index, indent); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3764 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3765 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3766 * Returns whether the line at the given index is justified. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3767 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3768 * @param index the index of the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3769 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3770 * @return whether the line is justified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3771 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3772 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3773 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3774 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3775 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3776 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3777 * <li>ERROR_INVALID_ARGUMENT when the index is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3778 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3779 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3780 * @see #getJustify() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3781 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3782 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3783 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3784 public bool getLineJustify(int index) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3785 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3786 if (index < 0 || index > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3787 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3788 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3789 return isListening(LineGetStyle) ? false : renderer.getLineJustify(index, justify); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3790 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3791 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3792 * Returns the line spacing of the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3793 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3794 * @return the line spacing |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3795 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3796 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3797 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3798 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3799 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3800 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3801 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3802 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3803 public int getLineSpacing() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3804 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3805 return lineSpacing; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3806 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3807 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3808 * Returns the line style data for the given line or null if there is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3809 * none. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3810 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3811 * If there is a LineStyleListener but it does not set any styles, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3812 * the StyledTextEvent.styles field will be initialized to an empty |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3813 * array. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3814 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3815 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3816 * @param lineOffset offset of the line start relative to the start of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3817 * the content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3818 * @param line line to get line styles for |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3819 * @return line style data for the given line. Styles may start before |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3820 * line start and end after line end |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3821 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3822 StyledTextEvent getLineStyleData(int lineOffset, String line) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3823 return sendLineEvent(LineGetStyle, lineOffset, line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3824 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3825 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3826 * Returns the top pixel, relative to the client area, of a given line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3827 * Clamps out of ranges index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3828 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3829 * @param lineIndex the line index, the max value is lineCount. If |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3830 * lineIndex is lineCount it returns the bottom pixel of the last line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3831 * It means this function can be used to retrieve the bottom pixel of any line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3832 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3833 * @return the top pixel of a given line index |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3834 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3835 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3836 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3837 public int getLinePixel(int lineIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3838 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3839 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3840 lineIndex = Math.max(0, Math.min(lineCount, lineIndex)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3841 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3842 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3843 return lineIndex * lineHeight - getVerticalScrollOffset() + topMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3844 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3845 if (lineIndex is topIndex) return topIndexY + topMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3846 int height = topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3847 if (lineIndex > topIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3848 for (int i = topIndex; i < lineIndex; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3849 height += renderer.getLineHeight(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3850 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3851 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3852 for (int i = topIndex - 1; i >= lineIndex; i--) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3853 height -= renderer.getLineHeight(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3854 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3855 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3856 return height + topMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3857 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3858 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3859 * Returns the line index for a y, relative to the client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3860 * The line index returned is always in the range 0..lineCount - 1. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3861 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3862 * @param y the y-coordinate pixel |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3863 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3864 * @return the line index for a given y-coordinate pixel |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3865 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3866 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3867 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3868 public int getLineIndex(int y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3869 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3870 y -= topMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3871 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3872 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3873 int lineIndex = (y + getVerticalScrollOffset()) / lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3874 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3875 lineIndex = Math.max(0, Math.min(lineCount - 1, lineIndex)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3876 return lineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3877 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3878 if (y is topIndexY) return topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3879 int line = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3880 if (y < topIndexY) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3881 while (y < topIndexY && line > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3882 y += renderer.getLineHeight(--line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3883 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3884 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3885 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3886 int lineHeight = renderer.getLineHeight(line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3887 while (y - lineHeight >= topIndexY && line < lineCount - 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3888 y -= lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3889 lineHeight = renderer.getLineHeight(++line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3890 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3891 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3892 return line; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3893 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3894 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3895 * Returns the x, y location of the upper left corner of the character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3896 * bounding box at the specified offset in the text. The point is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3897 * relative to the upper left corner of the widget client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3898 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3899 * @param offset offset relative to the start of the content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3900 * 0 <= offset <= getCharCount() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3901 * @return x, y location of the upper left corner of the character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3902 * bounding box at the specified offset in the text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3903 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3904 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3905 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3906 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3907 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3908 * <li>ERROR_INVALID_RANGE when the offset is outside the valid range (< 0 or > getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3909 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3910 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3911 public Point getLocationAtOffset(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3912 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3913 if (offset < 0 || offset > getCharCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3914 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3915 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3916 return getPointAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3917 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3918 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3919 * Returns the character offset of the first character of the given line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3920 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3921 * @param lineIndex index of the line, 0 based relative to the first |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3922 * line in the content. 0 <= lineIndex < getLineCount(), except |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3923 * lineIndex may always be 0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3924 * @return offset offset of the first character of the line, relative to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3925 * the beginning of the document. The first character of the document is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3926 * at offset 0. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3927 * When there are not any lines, getOffsetAtLine(0) is a valid call that |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3928 * answers 0. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3929 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3930 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3931 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3932 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3933 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3934 * <li>ERROR_INVALID_RANGE when the line index is outside the valid range (< 0 or >= getLineCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3935 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3936 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3937 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3938 public int getOffsetAtLine(int lineIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3939 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3940 if (lineIndex < 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3941 (lineIndex > 0 && lineIndex >= content.getLineCount())) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3942 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3943 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3944 return content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3945 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3946 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3947 * Returns the offset of the character at the given location relative |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3948 * to the first character in the document. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3949 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3950 * The return value reflects the character offset that the caret will |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3951 * be placed at if a mouse click occurred at the specified location. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3952 * If the x coordinate of the location is beyond the center of a character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3953 * the returned offset will be behind the character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3954 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3955 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3956 * @param point the origin of character bounding box relative to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3957 * the origin of the widget client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3958 * @return offset of the character at the given location relative |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3959 * to the first character in the document. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3960 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3961 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3962 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3963 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3964 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3965 * <li>ERROR_NULL_ARGUMENT when point is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3966 * <li>ERROR_INVALID_ARGUMENT when there is no character at the specified location</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3967 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3968 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3969 public int getOffsetAtLocation(Point point) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3970 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3971 if (point is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3972 SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3973 } |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
3974 int[1] trailing; |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3975 int offset = getOffsetAtPoint(point.x, point.y, trailing, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3976 if (offset is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3977 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3978 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3979 return offset + trailing[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3980 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3981 int getOffsetAtPoint(int x, int y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3982 int lineIndex = getLineIndex(y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3983 y -= getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3984 return getOffsetAtPoint(x, y, lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3985 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3986 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3987 * Returns the offset at the specified x location in the specified line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3988 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3989 * @param x x location of the mouse location |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3990 * @param line line the mouse location is in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3991 * @return the offset at the specified x location in the specified line, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3992 * relative to the beginning of the document |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3993 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3994 int getOffsetAtPoint(int x, int y, int lineIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3995 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3996 x += horizontalScrollOffset - leftMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3997 int[1] trailing; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3998 int offsetInLine = layout.getOffset(x, y, trailing); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3999 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4000 if (trailing[0] !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4001 int lineInParagraph = layout.getLineIndex(offsetInLine + trailing[0]); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4002 int lineStart = layout.getLineOffsets()[lineInParagraph]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4003 if (offsetInLine + trailing[0] is lineStart) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4004 offsetInLine += trailing[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4005 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4006 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4007 String line = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4008 int level; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4009 int offset = offsetInLine; |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4010 while (offset > 0 && Character.isDigit(line.dcharAt(offset))) |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4011 offset = line.offsetBefore(offset); |
9 | 4012 if (offset is 0 && Character.isDigit(line.dcharAt(offset))) { |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4013 level = isMirrored() ? 1 : 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4014 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4015 level = layout.getLevel(offset) & 0x1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4016 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4017 offsetInLine += trailing[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4018 int trailingLevel = layout.getLevel(offsetInLine) & 0x1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4019 if ((level ^ trailingLevel) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4020 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4021 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4022 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4023 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4024 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4025 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4026 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4027 return offsetInLine + content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4028 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4029 int getOffsetAtPoint(int x, int y, int[] trailing, bool inTextOnly) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4030 if (inTextOnly && y + getVerticalScrollOffset() < 0 || x + horizontalScrollOffset < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4031 return -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4032 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4033 int bottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4034 int height = getLinePixel(bottomIndex + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4035 if (inTextOnly && y > height) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4036 return -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4037 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4038 int lineIndex = getLineIndex(y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4039 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4040 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4041 x += horizontalScrollOffset - leftMargin ; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4042 y -= getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4043 int offset = layout.getOffset(x, y, trailing); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4044 Rectangle rect = layout.getLineBounds(layout.getLineIndex(offset)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4045 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4046 if (inTextOnly && !(rect.x <= x && x <= rect.x + rect.width)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4047 return -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4048 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4049 return offset + lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4050 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4051 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4052 * Returns the orientation of the receiver. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4053 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4054 * @return the orientation style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4055 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4056 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4057 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4058 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4059 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4060 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4061 * @since 2.1.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4062 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4063 public int getOrientation () { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4064 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4065 return isMirrored() ? SWT.RIGHT_TO_LEFT : SWT.LEFT_TO_RIGHT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4066 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4067 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4068 * Returns the index of the last partially visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4069 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4070 * @return index of the last partially visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4071 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4072 int getPartialBottomIndex() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4073 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4074 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4075 int partialLineCount = Compatibility.ceil(clientAreaHeight, lineHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4076 return Math.max(0, Math.min(content.getLineCount(), topIndex + partialLineCount) - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4077 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4078 return getLineIndex(clientAreaHeight - bottomMargin); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4079 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4080 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4081 * Returns the index of the first partially visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4082 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4083 * @return index of the first partially visible line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4084 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4085 int getPartialTopIndex() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4086 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4087 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4088 return getVerticalScrollOffset() / lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4089 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4090 return topIndexY <= 0 ? topIndex : topIndex - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4091 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4092 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4093 * Returns the content in the specified range using the platform line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4094 * delimiter to separate lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4095 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4096 * @param writer the TextWriter to write line text into |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4097 * @return the content in the specified range using the platform line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4098 * delimiter to separate lines as written by the specified TextWriter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4099 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4100 String getPlatformDelimitedText(TextWriter writer) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4101 int end = writer.getStart() + writer.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4102 int startLine = content.getLineAtOffset(writer.getStart()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4103 int endLine = content.getLineAtOffset(end); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4104 String endLineText = content.getLine(endLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4105 int endLineOffset = content.getOffsetAtLine(endLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4106 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4107 for (int i = startLine; i <= endLine; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4108 writer.writeLine(content.getLine(i), content.getOffsetAtLine(i)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4109 if (i < endLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4110 writer.writeLineDelimiter(PlatformLineDelimiter); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4111 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4112 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4113 if (end > endLineOffset + endLineText.length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4114 writer.writeLineDelimiter(PlatformLineDelimiter); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4115 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4116 writer.close(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4117 return writer.toString(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4118 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4119 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4120 * Returns all the ranges of text that have an associated StyleRange. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4121 * Returns an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4122 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4123 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4124 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4125 * The ranges array contains start and length pairs. Each pair refers to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4126 * the corresponding style in the styles array. For example, the pair |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4127 * that starts at ranges[n] with length ranges[n+1] uses the style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4128 * at styles[n/2] returned by <code>getStyleRanges(int, int, bool)</code>. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4129 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4130 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4131 * @return the ranges or an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4132 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4133 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4134 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4135 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4136 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4137 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4138 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4139 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4140 * @see #getStyleRanges(bool) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4141 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4142 public int[] getRanges() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4143 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4144 if (!isListening(LineGetStyle)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4145 int[] ranges = renderer.getRanges(0, content.getCharCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4146 if (ranges !is null) return ranges; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4147 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4148 return new int[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4149 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4150 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4151 * Returns the ranges of text that have an associated StyleRange. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4152 * Returns an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4153 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4154 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4155 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4156 * The ranges array contains start and length pairs. Each pair refers to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4157 * the corresponding style in the styles array. For example, the pair |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4158 * that starts at ranges[n] with length ranges[n+1] uses the style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4159 * at styles[n/2] returned by <code>getStyleRanges(int, int, bool)</code>. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4160 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4161 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4162 * @param start the start offset of the style ranges to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4163 * @param length the number of style ranges to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4164 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4165 * @return the ranges or an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4166 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4167 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4168 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4169 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4170 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4171 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4172 * <li>ERROR_INVALID_RANGE if start or length are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4173 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4174 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4175 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4176 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4177 * @see #getStyleRanges(int, int, bool) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4178 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4179 public int[] getRanges(int start, int length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4180 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4181 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4182 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4183 if (start > end || start < 0 || end > contentLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4184 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4185 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4186 if (!isListening(LineGetStyle)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4187 int[] ranges = renderer.getRanges(start, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4188 if (ranges !is null) return ranges; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4189 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4190 return new int[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4191 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4192 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4193 * Returns the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4194 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4195 * Text selections are specified in terms of caret positions. In a text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4196 * widget that contains N characters, there are N+1 caret positions, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4197 * ranging from 0..N |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4198 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4199 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4200 * @return start and end of the selection, x is the offset of the first |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4201 * selected character, y is the offset after the last selected character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4202 * The selection values returned are visual (i.e., x will always always be |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4203 * <= y). To determine if a selection is right-to-left (RtoL) vs. left-to-right |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4204 * (LtoR), compare the caretOffset to the start and end of the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4205 * (e.g., caretOffset is start of selection implies that the selection is RtoL). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4206 * @see #getSelectionRange |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4207 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4208 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4209 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4210 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4211 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4212 public Point getSelection() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4213 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4214 return new Point(selection.x, selection.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4215 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4216 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4217 * Returns the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4218 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4219 * @return start and length of the selection, x is the offset of the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4220 * first selected character, relative to the first character of the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4221 * widget content. y is the length of the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4222 * The selection values returned are visual (i.e., length will always always be |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4223 * positive). To determine if a selection is right-to-left (RtoL) vs. left-to-right |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4224 * (LtoR), compare the caretOffset to the start and end of the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4225 * (e.g., caretOffset is start of selection implies that the selection is RtoL). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4226 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4227 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4228 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4229 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4230 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4231 public Point getSelectionRange() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4232 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4233 return new Point(selection.x, selection.y - selection.x); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4234 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4235 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4236 * Returns the receiver's selection background color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4237 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4238 * @return the selection background color |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4239 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4240 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4241 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4242 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4243 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4244 * @since 2.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4245 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4246 public Color getSelectionBackground() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4247 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4248 if (selectionBackground is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4249 return getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4250 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4251 return selectionBackground; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4252 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4253 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4254 * Gets the number of selected characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4255 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4256 * @return the number of selected characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4257 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4258 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4259 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4260 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4261 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4262 public int getSelectionCount() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4263 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4264 return getSelectionRange().y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4265 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4266 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4267 * Returns the receiver's selection foreground color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4268 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4269 * @return the selection foreground color |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4270 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4271 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4272 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4273 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4274 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4275 * @since 2.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4276 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4277 public Color getSelectionForeground() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4278 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4279 if (selectionForeground is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4280 return getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4281 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4282 return selectionForeground; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4283 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4284 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4285 * Returns the selected text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4286 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4287 * @return selected text, or an empty String if there is no selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4288 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4289 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4290 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4291 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4292 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4293 public String getSelectionText() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4294 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4295 return content.getTextRange(selection.x, selection.y - selection.x); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4296 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4297 public override int getStyle() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4298 int style = super.getStyle(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4299 style &= ~(SWT.LEFT_TO_RIGHT | SWT.RIGHT_TO_LEFT | SWT.MIRRORED); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4300 if (isMirrored()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4301 style |= SWT.RIGHT_TO_LEFT | SWT.MIRRORED; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4302 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4303 style |= SWT.LEFT_TO_RIGHT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4304 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4305 return style; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4306 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4307 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4308 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4309 * Returns the text segments that should be treated as if they |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4310 * had a different direction than the surrounding text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4311 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4312 * @param lineOffset offset of the first character in the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4313 * 0 based from the beginning of the document. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4314 * @param line text of the line to specify bidi segments for |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4315 * @return text segments that should be treated as if they had a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4316 * different direction than the surrounding text. Only the start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4317 * index of a segment is specified, relative to the start of the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4318 * line. Always starts with 0 and ends with the line length. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4319 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4320 * <li>ERROR_INVALID_ARGUMENT - if the segment indices returned |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4321 * by the listener do not start with 0, are not in ascending order, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4322 * exceed the line length or have duplicates</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4323 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4324 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4325 int [] getBidiSegments(int lineOffset, String line) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4326 if (!isBidi()) return null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4327 if (!isListening(LineGetSegments)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4328 return getBidiSegmentsCompatibility(line, lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4329 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4330 StyledTextEvent event = sendLineEvent(LineGetSegments, lineOffset, line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4331 int lineLength = line.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4332 int[] segments; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4333 if (event is null || event.segments is null || event.segments.length is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4334 segments = [0, lineLength]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4335 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4336 int segmentCount = event.segments.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4337 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4338 // test segment index consistency |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4339 if (event.segments[0] !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4340 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4341 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4342 for (int i = 1; i < segmentCount; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4343 if (event.segments[i] <= event.segments[i - 1] || event.segments[i] > lineLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4344 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4345 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4346 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4347 // ensure that last segment index is line end offset |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4348 if (event.segments[segmentCount - 1] !is lineLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4349 segments = new int[segmentCount + 1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4350 System.arraycopy(event.segments, 0, segments, 0, segmentCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4351 segments[segmentCount] = lineLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4352 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4353 segments = event.segments; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4354 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4355 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4356 return segments; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4357 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4358 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4359 * @see #getBidiSegments |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4360 * Supports deprecated setBidiColoring API. Remove when API is removed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4361 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4362 int [] getBidiSegmentsCompatibility(String line, int lineOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4363 int lineLength = line.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4364 if (!bidiColoring) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4365 return [0, lineLength]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4366 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4367 StyleRange [] styles = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4368 StyledTextEvent event = getLineStyleData(lineOffset, line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4369 if (event !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4370 styles = event.styles; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4371 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4372 styles = renderer.getStyleRanges(lineOffset, lineLength, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4373 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4374 if (styles is null || styles.length is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4375 return [0, lineLength]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4376 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4377 int k=0, count = 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4378 while (k < styles.length && styles[k].start is 0 && styles[k].length is lineLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4379 k++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4380 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4381 int[] offsets = new int[(styles.length - k) * 2 + 2]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4382 for (int i = k; i < styles.length; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4383 StyleRange style = styles[i]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4384 int styleLineStart = Math.max(style.start - lineOffset, 0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4385 int styleLineEnd = Math.max(style.start + style.length - lineOffset, styleLineStart); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4386 styleLineEnd = Math.min (styleLineEnd, line.length ); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4387 if (i > 0 && count > 1 && |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4388 ((styleLineStart >= offsets[count-2] && styleLineStart <= offsets[count-1]) || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4389 (styleLineEnd >= offsets[count-2] && styleLineEnd <= offsets[count-1])) && |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4390 style.similarTo(styles[i-1])) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4391 offsets[count-2] = Math.min(offsets[count-2], styleLineStart); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4392 offsets[count-1] = Math.max(offsets[count-1], styleLineEnd); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4393 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4394 if (styleLineStart > offsets[count - 1]) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4395 offsets[count] = styleLineStart; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4396 count++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4397 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4398 offsets[count] = styleLineEnd; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4399 count++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4400 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4401 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4402 // add offset for last non-colored segment in line, if any |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4403 if (lineLength > offsets[count-1]) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4404 offsets [count] = lineLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4405 count++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4406 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4407 if (count is offsets.length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4408 return offsets; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4409 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4410 int [] result = new int [count]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4411 System.arraycopy (offsets, 0, result, 0, count); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4412 return result; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4413 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4414 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4415 * Returns the style range at the given offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4416 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4417 * Returns null if a LineStyleListener has been set or if a style is not set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4418 * for the offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4419 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4420 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4421 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4422 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4423 * @param offset the offset to return the style for. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4424 * 0 <= offset < getCharCount() must be true. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4425 * @return a StyleRange with start is offset and length is 1, indicating |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4426 * the style at the given offset. null if a LineStyleListener has been set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4427 * or if a style is not set for the given offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4428 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4429 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4430 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4431 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4432 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4433 * <li>ERROR_INVALID_ARGUMENT when the offset is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4434 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4435 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4436 public StyleRange getStyleRangeAtOffset(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4437 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4438 if (offset < 0 || offset >= getCharCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4439 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4440 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4441 if (!isListening(LineGetStyle)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4442 StyleRange[] ranges = renderer.getStyleRanges(offset, 1, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4443 if (ranges !is null) return ranges[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4444 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4445 return null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4446 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4447 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4448 * Returns the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4449 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4450 * Returns an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4451 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4452 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4453 * <p></p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4454 * Note: Because a StyleRange includes the start and length, the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4455 * same instance cannot occur multiple times in the array of styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4456 * If the same style attributes, such as font and color, occur in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4457 * multiple StyleRanges, <code>getStyleRanges(bool)</code> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4458 * can be used to get the styles without the ranges. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4459 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4460 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4461 * @return the styles or an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4462 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4463 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4464 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4465 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4466 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4467 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4468 * @see #getStyleRanges(bool) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4469 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4470 public StyleRange[] getStyleRanges() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4471 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4472 return getStyleRanges(0, content.getCharCount(), true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4473 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4474 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4475 * Returns the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4476 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4477 * Returns an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4478 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4479 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4480 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4481 * Note: When <code>includeRanges</code> is true, the start and length |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4482 * fields of each StyleRange will be valid, however the StyleRange |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4483 * objects may need to be cloned. When <code>includeRanges</code> is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4484 * false, <code>getRanges(int, int)</code> can be used to get the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4485 * associated ranges. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4486 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4487 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4488 * @param includeRanges whether the start and length field of the StyleRanges should be set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4489 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4490 * @return the styles or an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4491 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4492 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4493 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4494 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4495 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4496 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4497 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4498 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4499 * @see #getRanges(int, int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4500 * @see #setStyleRanges(int[], StyleRange[]) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4501 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4502 public StyleRange[] getStyleRanges(bool includeRanges) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4503 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4504 return getStyleRanges(0, content.getCharCount(), includeRanges); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4505 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4506 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4507 * Returns the styles for the given text range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4508 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4509 * Returns an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4510 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4511 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4512 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4513 * Note: Because the StyleRange includes the start and length, the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4514 * same instance cannot occur multiple times in the array of styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4515 * If the same style attributes, such as font and color, occur in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4516 * multiple StyleRanges, <code>getStyleRanges(int, int, bool)</code> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4517 * can be used to get the styles without the ranges. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4518 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4519 * @param start the start offset of the style ranges to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4520 * @param length the number of style ranges to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4521 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4522 * @return the styles or an empty array if a LineStyleListener has |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4523 * been set. The returned styles will reflect the given range. The first |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4524 * returned <code>StyleRange</code> will have a starting offset >= start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4525 * and the last returned <code>StyleRange</code> will have an ending |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4526 * offset <= start + length - 1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4527 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4528 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4529 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4530 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4531 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4532 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4533 * <li>ERROR_INVALID_RANGE when start and/or end are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4534 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4535 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4536 * @see #getStyleRanges(int, int, bool) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4537 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4538 * @since 3.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4539 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4540 public StyleRange[] getStyleRanges(int start, int length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4541 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4542 return getStyleRanges(start, length, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4543 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4544 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4545 * Returns the styles for the given text range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4546 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4547 * Returns an empty array if a LineStyleListener has been set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4548 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4549 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4550 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4551 * Note: When <code>includeRanges</code> is true, the start and length |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4552 * fields of each StyleRange will be valid, however the StyleRange |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4553 * objects may need to be cloned. When <code>includeRanges</code> is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4554 * false, <code>getRanges(int, int)</code> can be used to get the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4555 * associated ranges. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4556 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4557 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4558 * @param start the start offset of the style ranges to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4559 * @param length the number of style ranges to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4560 * @param includeRanges whether the start and length field of the StyleRanges should be set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4561 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4562 * @return the styles or an empty array if a LineStyleListener has |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4563 * been set. The returned styles will reflect the given range. The first |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4564 * returned <code>StyleRange</code> will have a starting offset >= start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4565 * and the last returned <code>StyleRange</code> will have an ending |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4566 * offset <= start + length - 1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4567 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4568 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4569 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4570 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4571 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4572 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4573 * <li>ERROR_INVALID_RANGE when start and/or end are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4574 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4575 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4576 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4577 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4578 * @see #getRanges(int, int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4579 * @see #setStyleRanges(int[], StyleRange[]) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4580 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4581 public StyleRange[] getStyleRanges(int start, int length, bool includeRanges) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4582 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4583 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4584 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4585 if (start > end || start < 0 || end > contentLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4586 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4587 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4588 if (!isListening(LineGetStyle)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4589 StyleRange[] ranges = renderer.getStyleRanges(start, length, includeRanges); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4590 if (ranges !is null) return ranges; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4591 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4592 return new StyleRange[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4593 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4594 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4595 * Returns the tab width measured in characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4596 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4597 * @return tab width measured in characters |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4598 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4599 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4600 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4601 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4602 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4603 public int getTabs() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4604 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4605 return tabLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4606 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4607 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4608 * Returns a copy of the widget content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4609 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4610 * @return copy of the widget content |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4611 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4612 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4613 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4614 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4615 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4616 public String getText() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4617 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4618 return content.getTextRange(0, getCharCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4619 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4620 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4621 * Returns the widget content between the two offsets. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4622 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4623 * @param start offset of the first character in the returned String |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4624 * @param end offset of the last character in the returned String |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4625 * @return widget content starting at start and ending at end |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4626 * @see #getTextRange(int,int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4627 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4628 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4629 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4630 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4631 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4632 * <li>ERROR_INVALID_RANGE when start and/or end are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4633 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4634 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4635 public String getText(int start, int end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4636 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4637 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4638 if (start < 0 || start >= contentLength || end < 0 || end >= contentLength || start > end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4639 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4640 } |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4641 auto res = content.getTextRange(start, content.getCharCount() - start); |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4642 return res[0 .. res.offsetAfter(end - start)]; |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4643 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4644 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4645 * Returns the smallest bounding rectangle that includes the characters between two offsets. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4646 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4647 * @param start offset of the first character included in the bounding box |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4648 * @param end offset of the last character included in the bounding box |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4649 * @return bounding box of the text between start and end |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4650 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4651 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4652 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4653 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4654 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4655 * <li>ERROR_INVALID_RANGE when start and/or end are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4656 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4657 * @since 3.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4658 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4659 public Rectangle getTextBounds(int start, int end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4660 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4661 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4662 if (start < 0 || start >= contentLength || end < 0 || end >= contentLength || start > end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4663 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4664 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4665 int lineStart = content.getLineAtOffset(start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4666 int lineEnd = content.getLineAtOffset(end); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4667 Rectangle rect; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4668 int y = getLinePixel(lineStart); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4669 int height = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4670 int left = 0x7fffffff, right = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4671 for (int i = lineStart; i <= lineEnd; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4672 int lineOffset = content.getOffsetAtLine(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4673 TextLayout layout = renderer.getTextLayout(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4674 int length = layout.getText().length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4675 if (length > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4676 if (i is lineStart) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4677 if (i is lineEnd) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4678 rect = layout.getBounds(start - lineOffset, end - lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4679 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4680 rect = layout.getBounds(start - lineOffset, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4681 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4682 y += rect.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4683 } else if (i is lineEnd) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4684 rect = layout.getBounds(0, end - lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4685 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4686 rect = layout.getBounds(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4687 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4688 left = Math.min(left, rect.x); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4689 right = Math.max(right, rect.x + rect.width); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4690 height += rect.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4691 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4692 height += renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4693 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4694 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4695 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4696 rect = new Rectangle (left, y, right-left, height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4697 rect.x += leftMargin - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4698 return rect; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4699 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4700 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4701 * Returns the widget content starting at start for length characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4702 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4703 * @param start offset of the first character in the returned String |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4704 * @param length number of characters to return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4705 * @return widget content starting at start and extending length characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4706 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4707 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4708 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4709 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4710 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4711 * <li>ERROR_INVALID_RANGE when start and/or length are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4712 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4713 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4714 public String getTextRange(int start, int length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4715 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4716 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4717 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4718 if (start > end || start < 0 || end > contentLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4719 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4720 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4721 return content.getTextRange(start, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4722 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4723 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4724 * Returns the maximum number of characters that the receiver is capable of holding. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4725 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4726 * @return the text limit |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4727 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4728 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4729 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4730 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4731 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4732 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4733 public int getTextLimit() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4734 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4735 return textLimit; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4736 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4737 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4738 * Gets the top index. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4739 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4740 * The top index is the index of the fully visible line that is currently |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4741 * at the top of the widget or the topmost partially visible line if no line is fully visible. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4742 * The top index changes when the widget is scrolled. Indexing is zero based. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4743 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4744 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4745 * @return the index of the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4746 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4747 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4748 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4749 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4750 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4751 public int getTopIndex() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4752 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4753 return topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4754 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4755 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4756 * Gets the top pixel. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4757 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4758 * The top pixel is the pixel position of the line that is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4759 * currently at the top of the widget. The text widget can be scrolled by pixels |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4760 * by dragging the scroll thumb so that a partial line may be displayed at the top |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4761 * the widget. The top pixel changes when the widget is scrolled. The top pixel |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4762 * does not include the widget trimming. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4763 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4764 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4765 * @return pixel position of the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4766 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4767 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4768 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4769 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4770 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4771 public int getTopPixel() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4772 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4773 return getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4774 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4775 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4776 * Returns the vertical scroll increment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4777 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4778 * @return vertical scroll increment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4779 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4780 int getVerticalIncrement() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4781 return renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4782 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4783 int getVerticalScrollOffset() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4784 if (verticalScrollOffset is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4785 renderer.calculate(0, topIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4786 int height = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4787 for (int i = 0; i < topIndex; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4788 height += renderer.getLineHeight(i); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4789 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4790 height -= topIndexY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4791 verticalScrollOffset = height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4792 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4793 return verticalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4794 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4795 int getVisualLineIndex(TextLayout layout, int offsetInLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4796 int lineIndex = layout.getLineIndex(offsetInLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4797 int[] offsets = layout.getLineOffsets(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4798 if (lineIndex !is 0 && offsetInLine is offsets[lineIndex]) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4799 int lineY = layout.getLineBounds(lineIndex).y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4800 int caretY = getCaret().getLocation().y - topMargin - getLinePixel(getCaretLine()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4801 if (lineY > caretY) lineIndex--; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4802 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4803 return lineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4804 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4805 int getCaretDirection() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4806 if (!isBidiCaret()) return SWT.DEFAULT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4807 if (ime.getCompositionOffset() !is -1) return SWT.DEFAULT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4808 if (!updateCaretDirection && caretDirection !is SWT.NULL) return caretDirection; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4809 updateCaretDirection = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4810 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4811 int lineOffset = content.getOffsetAtLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4812 String line = content.getLine(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4813 int offset = caretOffset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4814 int lineLength = line.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4815 if (lineLength is 0) return isMirrored() ? SWT.RIGHT : SWT.LEFT; |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4816 if (caretAlignment is PREVIOUS_OFFSET_TRAILING && offset > 0) |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4817 offset = line.offsetBefore(offset); |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4818 if (offset is lineLength && offset > 0) |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4819 offset = line.offsetBefore(offset); |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4820 while (offset > 0 && Character.isDigit(line.dcharAt(offset))) |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4821 offset = line.offsetBefore(offset); |
9 | 4822 if (offset is 0 && Character.isDigit(line.dcharAt(offset))) { |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4823 return isMirrored() ? SWT.RIGHT : SWT.LEFT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4824 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4825 TextLayout layout = renderer.getTextLayout(caretLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4826 int level = layout.getLevel(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4827 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4828 return ((level & 1) !is 0) ? SWT.RIGHT : SWT.LEFT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4829 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4830 /* |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4831 * Returns the index of the line the caret is on. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4832 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4833 int getCaretLine() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4834 return content.getLineAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4835 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4836 int getWrapWidth () { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4837 if (wordWrap && !isSingleLine()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4838 int width = clientAreaWidth - leftMargin - rightMargin - getCaretWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4839 return width > 0 ? width : 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4840 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4841 return -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4842 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4843 int getWordNext (int offset, int movement) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4844 int newOffset, lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4845 String lineText; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4846 if (offset >= getCharCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4847 newOffset = offset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4848 int lineIndex = content.getLineCount() - 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4849 lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4850 lineText = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4851 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4852 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4853 lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4854 lineText = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4855 int lineLength = lineText.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4856 if (offset is lineOffset + lineLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4857 newOffset = content.getOffsetAtLine(lineIndex + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4858 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4859 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4860 newOffset = lineOffset + layout.getNextOffset(offset - lineOffset, movement); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4861 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4862 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4863 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4864 return sendWordBoundaryEvent(WordNext, movement, offset, newOffset, lineText, lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4865 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4866 int getWordPrevious(int offset, int movement) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4867 int newOffset, lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4868 String lineText; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4869 if (offset <= 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4870 newOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4871 int lineIndex = content.getLineAtOffset(newOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4872 lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4873 lineText = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4874 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4875 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4876 lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4877 lineText = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4878 if (offset is lineOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4879 String nextLineText = content.getLine(lineIndex - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4880 int nextLineOffset = content.getOffsetAtLine(lineIndex - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4881 newOffset = nextLineOffset + nextLineText.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4882 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4883 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4884 newOffset = lineOffset + layout.getPreviousOffset(offset - lineOffset, movement); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4885 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4886 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4887 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4888 return sendWordBoundaryEvent(WordPrevious, movement, offset, newOffset, lineText, lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4889 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4890 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4891 * Returns whether the widget wraps lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4892 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4893 * @return true if widget wraps lines, false otherwise |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4894 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4895 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4896 public bool getWordWrap() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4897 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4898 return wordWrap; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4899 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4900 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4901 * Returns the location of the given offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4902 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4903 * <b>NOTE:</b> Does not return correct values for true italic fonts (vs. slanted fonts). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4904 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4905 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4906 * @return location of the character at the given offset in the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4907 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4908 Point getPointAtOffset(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4909 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4910 String line = content.getLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4911 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4912 int offsetInLine = offset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4913 int lineLength = line.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4914 if (lineIndex < content.getLineCount() - 1) { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4915 int afterEndLineOffset = content.getOffsetAtLine(lineIndex + 1); |
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4916 if (lineLength < offsetInLine && offsetInLine < afterEndLineOffset) { |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4917 offsetInLine = lineLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4918 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4919 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4920 Point point; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4921 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4922 if (lineLength !is 0 && offsetInLine <= lineLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4923 if (offsetInLine is lineLength) { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4924 point = layout.getLocation(getPreviousCharOffset(lineIndex, offsetInLine), true); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4925 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4926 switch (caretAlignment) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4927 case OFFSET_LEADING: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4928 point = layout.getLocation(offsetInLine, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4929 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4930 case PREVIOUS_OFFSET_TRAILING: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4931 default: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4932 if (offsetInLine is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4933 point = layout.getLocation(offsetInLine, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4934 } else { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
4935 point = layout.getLocation(getPreviousCharOffset(lineIndex, offsetInLine), true); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4936 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4937 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4938 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4939 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4940 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4941 point = new Point(layout.getIndent(), 0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4942 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4943 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4944 point.x += leftMargin - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4945 point.y += getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4946 return point; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4947 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4948 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4949 * Inserts a string. The old selection is replaced with the new text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4950 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4951 * @param string the string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4952 * @see #replaceTextRange(int,int,String) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4953 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4954 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4955 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4956 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4957 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4958 public void insert(String string) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4959 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4960 // SWT extension: allow null for zero length string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4961 // if (string is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4962 // SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4963 // } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4964 Point sel = getSelectionRange(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4965 replaceTextRange(sel.x, sel.y, string); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4966 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4967 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4968 * Creates content change listeners and set the default content model. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4969 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4970 void installDefaultContent() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4971 textChangeListener = new class() TextChangeListener { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4972 public void textChanging(TextChangingEvent event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4973 handleTextChanging(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4974 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4975 public void textChanged(TextChangedEvent event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4976 handleTextChanged(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4977 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4978 public void textSet(TextChangedEvent event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4979 handleTextSet(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4980 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4981 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4982 content = new DefaultContent(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4983 content.addTextChangeListener(textChangeListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4984 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4985 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4986 * Adds event listeners |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4987 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4988 void installListeners() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4989 ScrollBar verticalBar = getVerticalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4990 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4991 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4992 listener = new class() Listener { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4993 public void handleEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4994 switch (event.type) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4995 case SWT.Dispose: handleDispose(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4996 case SWT.KeyDown: handleKeyDown(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4997 case SWT.KeyUp: handleKeyUp(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4998 case SWT.MouseDown: handleMouseDown(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4999 case SWT.MouseUp: handleMouseUp(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5000 case SWT.MouseMove: handleMouseMove(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5001 case SWT.Paint: handlePaint(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5002 case SWT.Resize: handleResize(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5003 case SWT.Traverse: handleTraverse(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5004 default: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5005 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5006 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5007 }; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5008 addListener(SWT.Dispose, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5009 addListener(SWT.KeyDown, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5010 addListener(SWT.KeyUp, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5011 addListener(SWT.MouseDown, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5012 addListener(SWT.MouseUp, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5013 addListener(SWT.MouseMove, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5014 addListener(SWT.Paint, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5015 addListener(SWT.Resize, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5016 addListener(SWT.Traverse, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5017 ime.addListener(SWT.ImeComposition, new class() Listener { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5018 public void handleEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5019 switch (event.detail) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5020 case SWT.COMPOSITION_SELECTION: handleCompositionSelection(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5021 case SWT.COMPOSITION_CHANGED: handleCompositionChanged(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5022 case SWT.COMPOSITION_OFFSET: handleCompositionOffset(event); break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5023 default: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5024 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5025 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5026 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5027 if (verticalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5028 verticalBar.addListener(SWT.Selection, new class() Listener { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5029 public void handleEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5030 handleVerticalScroll(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5031 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5032 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5033 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5034 if (horizontalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5035 horizontalBar.addListener(SWT.Selection, new class() Listener { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5036 public void handleEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5037 handleHorizontalScroll(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5038 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5039 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5040 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5041 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5042 void internalRedrawRange(int start, int length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5043 if (length <= 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5044 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5045 int startLine = content.getLineAtOffset(start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5046 int endLine = content.getLineAtOffset(end); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5047 int partialBottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5048 int partialTopIndex = getPartialTopIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5049 if (startLine > partialBottomIndex || endLine < partialTopIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5050 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5051 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5052 if (partialTopIndex > startLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5053 startLine = partialTopIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5054 start = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5055 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5056 start -= content.getOffsetAtLine(startLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5057 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5058 if (partialBottomIndex < endLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5059 endLine = partialBottomIndex + 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5060 end = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5061 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5062 end -= content.getOffsetAtLine(endLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5063 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5064 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5065 TextLayout layout = renderer.getTextLayout(startLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5066 int lineX = leftMargin - horizontalScrollOffset, startLineY = getLinePixel(startLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5067 int[] offsets = layout.getLineOffsets(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5068 int startIndex = layout.getLineIndex(Math.min(start, layout.getText().length)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5069 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5070 /* Redraw end of line before start line if wrapped and start offset is first char */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5071 if (wordWrap && startIndex > 0 && offsets[startIndex] is start) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5072 Rectangle rect = layout.getLineBounds(startIndex - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5073 rect.x = rect.width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5074 rect.width = clientAreaWidth - rightMargin - rect.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5075 rect.x += lineX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5076 rect.y += startLineY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5077 super.redraw(rect.x, rect.y, rect.width, rect.height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5078 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5079 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5080 if (startLine is endLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5081 int endIndex = layout.getLineIndex(Math.min(end, layout.getText().length)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5082 if (startIndex is endIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5083 /* Redraw rect between start and end offset if start and end offsets are in same wrapped line */ |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
5084 Rectangle rect = layout.getBounds( start, getPreviousCharOffset(startLine, end) ); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5085 rect.x += lineX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5086 rect.y += startLineY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5087 super.redraw(rect.x, rect.y, rect.width, rect.height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5088 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5089 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5090 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5091 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5092 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5093 /* Redraw start line from the start offset to the end of client area */ |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
5094 Rectangle startRect = layout.getBounds( start, getPreviousCharOffset(startLine, offsets[startIndex + 1]) ); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5095 if (startRect.height is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5096 Rectangle bounds = layout.getLineBounds(startIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5097 startRect.x = bounds.width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5098 startRect.y = bounds.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5099 startRect.height = bounds.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5100 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5101 startRect.x += lineX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5102 startRect.y += startLineY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5103 startRect.width = clientAreaWidth - rightMargin - startRect.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5104 super.redraw(startRect.x, startRect.y, startRect.width, startRect.height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5105 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5106 /* Redraw end line from the beginning of the line to the end offset */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5107 if (startLine !is endLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5108 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5109 layout = renderer.getTextLayout(endLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5110 offsets = layout.getLineOffsets(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5111 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5112 int endIndex = layout.getLineIndex(Math.min(end, layout.getText().length)); |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
5113 Rectangle endRect = layout.getBounds(offsets[endIndex], getPreviousCharOffset(endLine, end)); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5114 if (endRect.height is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5115 Rectangle bounds = layout.getLineBounds(endIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5116 endRect.y = bounds.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5117 endRect.height = bounds.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5118 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5119 endRect.x += lineX; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5120 endRect.y += getLinePixel(endLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5121 super.redraw(endRect.x, endRect.y, endRect.width, endRect.height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5122 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5123 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5124 /* Redraw all lines in between start and end line */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5125 int y = startRect.y + startRect.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5126 if (endRect.y > y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5127 super.redraw(leftMargin, y, clientAreaWidth - rightMargin - leftMargin, endRect.y - y, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5128 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5129 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5130 void handleCompositionOffset (Event event) { |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
5131 int[1] trailing; |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5132 event.index = getOffsetAtPoint(event.x, event.y, trailing, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5133 event.count = trailing[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5134 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5135 void handleCompositionSelection (Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5136 event.start = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5137 event.end = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5138 event.text = getSelectionText(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5139 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5140 void handleCompositionChanged(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5141 String text = event.text; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5142 int start = event.start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5143 int end = event.end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5144 int length = text.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5145 if (length is ime.getCommitCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5146 content.replaceTextRange(start, end - start, ""); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5147 caretOffset = ime.getCompositionOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5148 caretWidth = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5149 caretDirection = SWT.NULL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5150 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5151 content.replaceTextRange(start, end - start, text); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5152 caretOffset = ime.getCaretOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5153 if (ime.getWideCaret()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5154 start = ime.getCompositionOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5155 int lineIndex = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5156 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5157 TextLayout layout = renderer.getTextLayout(lineIndex); |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
5158 caretWidth = layout.getBounds(start - lineOffset, getPreviousCharOffset(lineIndex, start + length - lineOffset)).width; |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5159 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5160 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5161 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5162 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5163 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5164 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5165 * Frees resources. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5166 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5167 void handleDispose(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5168 removeListener(SWT.Dispose, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5169 notifyListeners(SWT.Dispose, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5170 event.type = SWT.None; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5171 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5172 clipboard.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5173 if (renderer !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5174 renderer.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5175 renderer = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5176 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5177 if (content !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5178 content.removeTextChangeListener(textChangeListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5179 content = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5180 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5181 if (defaultCaret !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5182 defaultCaret.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5183 defaultCaret = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5184 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5185 if (leftCaretBitmap !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5186 leftCaretBitmap.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5187 leftCaretBitmap = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5188 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5189 if (rightCaretBitmap !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5190 rightCaretBitmap.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5191 rightCaretBitmap = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5192 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5193 if (isBidiCaret()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5194 BidiUtil.removeLanguageListener(this); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5195 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5196 selectionBackground = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5197 selectionForeground = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5198 textChangeListener = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5199 selection = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5200 doubleClickSelection = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5201 keyActionMap = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5202 background = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5203 foreground = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5204 clipboard = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5205 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5206 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5207 * Scrolls the widget horizontally. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5208 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5209 void handleHorizontalScroll(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5210 int scrollPixel = getHorizontalBar().getSelection() - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5211 scrollHorizontal(scrollPixel, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5212 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5213 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5214 * If an action has been registered for the key stroke execute the action. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5215 * Otherwise, if a character has been entered treat it as new content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5216 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5217 * @param event keyboard event |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5218 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5219 void handleKey(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5220 int action; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5221 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5222 if (event.keyCode !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5223 // special key pressed (e.g., F1) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5224 action = getKeyBinding(event.keyCode | event.stateMask); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5225 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5226 // character key pressed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5227 action = getKeyBinding(event.character | event.stateMask); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5228 if (action is SWT.NULL) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5229 // see if we have a control character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5230 if ((event.stateMask & SWT.CTRL) !is 0 && (event.character >= 0) && event.character <= 31) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5231 // get the character from the CTRL+char sequence, the control |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5232 // key subtracts 64 from the value of the key that it modifies |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5233 int c = event.character + 64; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5234 action = getKeyBinding(c | event.stateMask); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5235 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5236 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5237 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5238 if (action is SWT.NULL) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5239 bool ignore = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5240 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5241 if (IS_CARBON) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5242 // Ignore accelerator key combinations (we do not want to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5243 // insert a character in the text in this instance). Do not |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5244 // ignore COMMAND+ALT combinations since that key sequence |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5245 // produces characters on the mac. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5246 ignore = (event.stateMask ^ SWT.COMMAND) is 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5247 (event.stateMask ^ (SWT.COMMAND | SWT.SHIFT)) is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5248 } else if (IS_MOTIF) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5249 // Ignore accelerator key combinations (we do not want to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5250 // insert a character in the text in this instance). Do not |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5251 // ignore ALT combinations since this key sequence |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5252 // produces characters on motif. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5253 ignore = (event.stateMask ^ SWT.CTRL) is 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5254 (event.stateMask ^ (SWT.CTRL | SWT.SHIFT)) is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5255 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5256 // Ignore accelerator key combinations (we do not want to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5257 // insert a character in the text in this instance). Don't |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5258 // ignore CTRL+ALT combinations since that is the Alt Gr |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5259 // key on some keyboards. See bug 20953. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5260 ignore = (event.stateMask ^ SWT.ALT) is 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5261 (event.stateMask ^ SWT.CTRL) is 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5262 (event.stateMask ^ (SWT.ALT | SWT.SHIFT)) is 0 || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5263 (event.stateMask ^ (SWT.CTRL | SWT.SHIFT)) is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5264 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5265 // -ignore anything below SPACE except for line delimiter keys and tab. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5266 // -ignore DEL |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5267 if (!ignore && event.character > 31 && event.character !is SWT.DEL || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5268 event.character is SWT.CR || event.character is SWT.LF || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5269 event.character is TAB) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5270 doContent(event.character); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5271 update(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5272 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5273 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5274 invokeAction(action); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5275 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5276 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5277 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5278 * If a VerifyKey listener exists, verify that the key that was entered |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5279 * should be processed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5280 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5281 * @param event keyboard event |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5282 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5283 void handleKeyDown(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5284 if (clipboardSelection is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5285 clipboardSelection = new Point(selection.x, selection.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5286 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5287 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5288 Event verifyEvent = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5289 verifyEvent.character = event.character; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5290 verifyEvent.keyCode = event.keyCode; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5291 verifyEvent.stateMask = event.stateMask; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5292 verifyEvent.doit = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5293 notifyListeners(VerifyKey, verifyEvent); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5294 if (verifyEvent.doit) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5295 handleKey(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5296 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5297 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5298 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5299 * Update the Selection Clipboard. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5300 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5301 * @param event keyboard event |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5302 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5303 void handleKeyUp(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5304 if (clipboardSelection !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5305 if (clipboardSelection.x !is selection.x || clipboardSelection.y !is selection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5306 try { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5307 if (selection.y - selection.x > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5308 setClipboardContent(selection.x, selection.y - selection.x, DND.SELECTION_CLIPBOARD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5309 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5310 } catch (SWTError error) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5311 // Copy to clipboard failed. This happens when another application |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5312 // is accessing the clipboard while we copy. Ignore the error. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5313 // Fixes 1GDQAVN |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5314 // Rethrow all other errors. Fixes bug 17578. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5315 if (error.code !is DND.ERROR_CANNOT_SET_CLIPBOARD) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5316 throw error; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5317 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5318 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5319 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5320 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5321 clipboardSelection = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5322 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5323 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5324 * Updates the caret location and selection if mouse button 1 has been |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5325 * pressed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5326 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5327 void handleMouseDown(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5328 //force focus (object support) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5329 forceFocus(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5330 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5331 //drag detect |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5332 if (dragDetect_ && checkDragDetect(event)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5333 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5334 //paste clipboard selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5335 if (event.button is 2) { |
43
b98647bc0aef
swt win compiles for d2+phobos
Frank Benoit <benoit@tionex.de>
parents:
36
diff
changeset
|
5336 String text = stringcast(getClipboardContent(DND.SELECTION_CLIPBOARD)); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5337 if (text !is null && text.length > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5338 // position cursor |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5339 doMouseLocationChange(event.x, event.y, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5340 // insert text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5341 Event e = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5342 e.start = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5343 e.end = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5344 e.text = getModelDelimitedText(text); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5345 sendKeyEvent(e); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5346 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5347 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5348 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5349 //set selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5350 if ((event.button !is 1) || (IS_CARBON && (event.stateMask & SWT.MOD4) !is 0)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5351 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5352 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5353 clickCount = event.count; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5354 if (clickCount is 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5355 bool select = (event.stateMask & SWT.MOD2) !is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5356 doMouseLocationChange(event.x, event.y, select); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5357 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5358 if (doubleClickEnabled) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5359 clearSelection(false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5360 int offset = getOffsetAtPoint(event.x, event.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5361 int lineIndex = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5362 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5363 int lineEnd = content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5364 if (lineIndex + 1 < content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5365 lineEnd = content.getOffsetAtLine(lineIndex + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5366 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5367 int start, end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5368 if ((clickCount & 1) is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5369 start = Math.max(0, getWordPrevious(offset, SWT.MOVEMENT_WORD_START)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5370 end = Math.min(content.getCharCount(), getWordNext(start, SWT.MOVEMENT_WORD_END)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5371 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5372 start = lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5373 end = lineEnd; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5374 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5375 caretOffset = start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5376 resetSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5377 caretOffset = end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5378 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5379 doMouseSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5380 doubleClickSelection = new Point(selection.x, selection.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5381 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5382 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5383 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5384 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5385 * Updates the caret location and selection if mouse button 1 is pressed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5386 * during the mouse move. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5387 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5388 void handleMouseMove(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5389 if (clickCount is 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5390 doMouseLocationChange(event.x, event.y, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5391 update(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5392 doAutoScroll(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5393 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5394 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5395 * Autoscrolling ends when the mouse button is released. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5396 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5397 void handleMouseUp(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5398 clickCount = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5399 endAutoScroll(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5400 if (event.button is 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5401 try { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5402 if (selection.y - selection.x > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5403 setClipboardContent(selection.x, selection.y - selection.x, DND.SELECTION_CLIPBOARD); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5404 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5405 } catch (SWTError error) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5406 // Copy to clipboard failed. This happens when another application |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5407 // is accessing the clipboard while we copy. Ignore the error. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5408 // Fixes 1GDQAVN |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5409 // Rethrow all other errors. Fixes bug 17578. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5410 if (error.code !is DND.ERROR_CANNOT_SET_CLIPBOARD) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5411 throw error; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5412 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5413 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5414 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5415 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5416 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5417 * Renders the invalidated area specified in the paint event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5418 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5419 * @param event paint event |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5420 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5421 void handlePaint(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5422 if (event.width is 0 || event.height is 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5423 if (clientAreaWidth is 0 || clientAreaHeight is 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5424 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5425 int startLine = getLineIndex(event.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5426 int y = getLinePixel(startLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5427 int endY = event.y + event.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5428 GC gc = event.gc; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5429 Color background = getBackground(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5430 Color foreground = getForeground(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5431 if (endY > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5432 int lineCount = isSingleLine() ? 1 : content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5433 int x = leftMargin - horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5434 for (int i = startLine; y < endY && i < lineCount; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5435 y += renderer.drawLine(i, x, y, gc, background, foreground); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5436 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5437 if (y < endY) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5438 gc.setBackground(background); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5439 drawBackground(gc, 0, y, clientAreaWidth, endY - y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5440 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5441 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5442 // fill the margin background |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5443 gc.setBackground(background); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5444 if (topMargin > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5445 drawBackground(gc, 0, 0, clientAreaWidth, topMargin); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5446 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5447 if (bottomMargin > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5448 drawBackground(gc, 0, clientAreaHeight - bottomMargin, clientAreaWidth, bottomMargin); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5449 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5450 if (leftMargin > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5451 drawBackground(gc, 0, 0, leftMargin, clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5452 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5453 if (rightMargin > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5454 drawBackground(gc, clientAreaWidth - rightMargin, 0, rightMargin, clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5455 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5456 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5457 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5458 * Recalculates the scroll bars. Rewraps all lines when in word |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5459 * wrap mode. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5460 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5461 * @param event resize event |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5462 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5463 void handleResize(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5464 int oldHeight = clientAreaHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5465 int oldWidth = clientAreaWidth; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5466 Rectangle clientArea = getClientArea(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5467 clientAreaHeight = clientArea.height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5468 clientAreaWidth = clientArea.width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5469 /* Redraw the old or new right/bottom margin if needed */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5470 if (oldWidth !is clientAreaWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5471 if (rightMargin > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5472 int x = (oldWidth < clientAreaWidth ? oldWidth : clientAreaWidth) - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5473 super.redraw(x, 0, rightMargin, oldHeight, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5474 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5475 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5476 if (oldHeight !is clientAreaHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5477 if (bottomMargin > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5478 int y = (oldHeight < clientAreaHeight ? oldHeight : clientAreaHeight) - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5479 super.redraw(0, y, oldWidth, bottomMargin, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5480 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5481 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5482 if (wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5483 if (oldWidth !is clientAreaWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5484 renderer.reset(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5485 verticalScrollOffset = -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5486 renderer.calculateIdle(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5487 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5488 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5489 if (oldHeight !is clientAreaHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5490 if (oldHeight is 0) topIndexY = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5491 setScrollBars(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5492 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5493 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5494 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5495 renderer.calculateClientArea(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5496 setScrollBars(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5497 claimRightFreeSpace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5498 // StyledText allows any value for horizontalScrollOffset when clientArea is zero |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5499 // in setHorizontalPixel() and setHorisontalOffset(). Fixes bug 168429. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5500 if (clientAreaWidth !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5501 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5502 if (horizontalBar !is null && horizontalBar.getVisible()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5503 if (horizontalScrollOffset !is horizontalBar.getSelection()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5504 horizontalBar.setSelection(horizontalScrollOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5505 horizontalScrollOffset = horizontalBar.getSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5506 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5507 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5508 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5509 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5510 claimBottomFreeSpace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5511 //TODO FIX TOP INDEX DURING RESIZE |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5512 // if (oldHeight !is clientAreaHeight || wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5513 // calculateTopIndex(0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5514 // } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5515 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5516 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5517 * Updates the caret position and selection and the scroll bars to reflect |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5518 * the content change. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5519 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5520 void handleTextChanged(TextChangedEvent event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5521 int offset = ime.getCompositionOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5522 if (offset !is -1 && lastTextChangeStart < offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5523 ime.setCompositionOffset(offset + lastTextChangeNewCharCount - lastTextChangeReplaceCharCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5524 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5525 int firstLine = content.getLineAtOffset(lastTextChangeStart); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5526 resetCache(firstLine, 0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5527 if (!isFixedLineHeight() && topIndex > firstLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5528 topIndex = firstLine; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5529 topIndexY = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5530 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5531 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5532 int lastLine = firstLine + lastTextChangeNewLineCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5533 int firstLineTop = getLinePixel(firstLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5534 int newLastLineBottom = getLinePixel(lastLine + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5535 if (lastLineBottom !is newLastLineBottom) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5536 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5537 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5538 super.redraw(0, firstLineTop, clientAreaWidth, newLastLineBottom - firstLineTop, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5539 redrawLinesBullet(renderer.redrawLines); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5540 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5541 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5542 renderer.redrawLines = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5543 // update selection/caret location after styles have been changed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5544 // otherwise any text measuring could be incorrect |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5545 // |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5546 // also, this needs to be done after all scrolling. Otherwise, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5547 // selection redraw would be flushed during scroll which is wrong. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5548 // in some cases new text would be drawn in scroll source area even |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5549 // though the intent is to scroll it. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5550 updateSelection(lastTextChangeStart, lastTextChangeReplaceCharCount, lastTextChangeNewCharCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5551 if (lastTextChangeReplaceLineCount > 0 || wordWrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5552 claimBottomFreeSpace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5553 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5554 if (lastTextChangeReplaceCharCount > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5555 claimRightFreeSpace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5556 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5557 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5558 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5559 * Updates the screen to reflect a pending content change. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5560 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5561 * @param event .start the start offset of the change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5562 * @param event .newText text that is going to be inserted or empty String |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5563 * if no text will be inserted |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5564 * @param event .replaceCharCount length of text that is going to be replaced |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5565 * @param event .newCharCount length of text that is going to be inserted |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5566 * @param event .replaceLineCount number of lines that are going to be replaced |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5567 * @param event .newLineCount number of new lines that are going to be inserted |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5568 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5569 void handleTextChanging(TextChangingEvent event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5570 if (event.replaceCharCount < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5571 event.start += event.replaceCharCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5572 event.replaceCharCount *= -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5573 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5574 lastTextChangeStart = event.start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5575 lastTextChangeNewLineCount = event.newLineCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5576 lastTextChangeNewCharCount = event.newCharCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5577 lastTextChangeReplaceLineCount = event.replaceLineCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5578 lastTextChangeReplaceCharCount = event.replaceCharCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5579 int lineIndex = content.getLineAtOffset(event.start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5580 int srcY = getLinePixel(lineIndex + event.replaceLineCount + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5581 int destY = getLinePixel(lineIndex + 1) + event.newLineCount * renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5582 lastLineBottom = destY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5583 if (srcY < 0 && destY < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5584 lastLineBottom += srcY - destY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5585 verticalScrollOffset += destY - srcY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5586 calculateTopIndex(destY - srcY); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5587 setScrollBars(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5588 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5589 scrollText(srcY, destY); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5590 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5591 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5592 renderer.textChanging(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5593 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5594 // Update the caret offset if it is greater than the length of the content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5595 // This is necessary since style range API may be called between the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5596 // handleTextChanging and handleTextChanged events and this API sets the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5597 // caretOffset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5598 int newEndOfText = content.getCharCount() - event.replaceCharCount + event.newCharCount; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5599 if (caretOffset > newEndOfText) caretOffset = newEndOfText; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5600 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5601 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5602 * Called when the widget content is set programmatically, overwriting |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5603 * the old content. Resets the caret position, selection and scroll offsets. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5604 * Recalculates the content width and scroll bars. Redraws the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5605 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5606 * @param event text change event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5607 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5608 void handleTextSet(TextChangedEvent event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5609 reset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5610 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5611 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5612 * Called when a traversal key is pressed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5613 * Allow tab next traversal to occur when the widget is in single |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5614 * line mode or in multi line and non-editable mode . |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5615 * When in editable multi line mode we want to prevent the tab |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5616 * traversal and receive the tab key event instead. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5617 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5618 * @param event the event |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5619 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5620 void handleTraverse(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5621 switch (event.detail) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5622 case SWT.TRAVERSE_ESCAPE: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5623 case SWT.TRAVERSE_PAGE_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5624 case SWT.TRAVERSE_PAGE_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5625 event.doit = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5626 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5627 case SWT.TRAVERSE_RETURN: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5628 case SWT.TRAVERSE_TAB_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5629 case SWT.TRAVERSE_TAB_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5630 if ((getStyle() & SWT.SINGLE) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5631 event.doit = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5632 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5633 if (!editable || (event.stateMask & SWT.MODIFIER_MASK) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5634 event.doit = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5635 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5636 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5637 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5638 default: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5639 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5640 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5641 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5642 * Scrolls the widget vertically. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5643 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5644 void handleVerticalScroll(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5645 int scrollPixel = getVerticalBar().getSelection() - getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5646 scrollVertical(scrollPixel, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5647 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5648 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5649 * Add accessibility support for the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5650 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5651 void initializeAccessible() { |
36
d46287db17ed
rakefile reorg, swt win phobosification
Frank Benoit <benoit@tionex.de>
parents:
9
diff
changeset
|
5652 Accessible accessible = getAccessible(); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5653 accessible.addAccessibleListener(new class() AccessibleAdapter { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5654 public void getName (AccessibleEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5655 String name = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5656 Label label = getAssociatedLabel (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5657 if (label !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5658 name = stripMnemonic (label.getText()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5659 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5660 e.result = name; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5661 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5662 public void getHelp(AccessibleEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5663 e.result = getToolTipText(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5664 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5665 public void getKeyboardShortcut(AccessibleEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5666 String shortcut = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5667 Label label = getAssociatedLabel (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5668 if (label !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5669 String text = label.getText (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5670 if (text !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5671 dchar mnemonic = _findMnemonic (text); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5672 if (mnemonic !is '\0') { |
9 | 5673 shortcut = "Alt+"~dcharToString(mnemonic); //$NON-NLS-1$ |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5674 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5675 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5676 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5677 e.result = shortcut; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5678 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5679 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5680 accessible.addAccessibleTextListener(new class() AccessibleTextAdapter { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5681 public void getCaretOffset(AccessibleTextEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5682 e.offset = this.outer.getCaretOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5683 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5684 public void getSelectionRange(AccessibleTextEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5685 Point selection = this.outer.getSelectionRange(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5686 e.offset = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5687 e.length = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5688 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5689 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5690 accessible.addAccessibleControlListener(new class() AccessibleControlAdapter { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5691 public void getRole(AccessibleControlEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5692 e.detail = ACC.ROLE_TEXT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5693 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5694 public void getState(AccessibleControlEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5695 int state = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5696 if (isEnabled()) state |= ACC.STATE_FOCUSABLE; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5697 if (isFocusControl()) state |= ACC.STATE_FOCUSED; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5698 if (!isVisible()) state |= ACC.STATE_INVISIBLE; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5699 if (!getEditable()) state |= ACC.STATE_READONLY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5700 e.detail = state; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5701 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5702 public void getValue(AccessibleControlEvent e) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5703 e.result = this.outer.getText(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5704 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5705 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5706 addListener(SWT.FocusIn, new class(accessible) Listener { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5707 Accessible acc; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5708 this( Accessible acc ){ this.acc = acc; } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5709 public void handleEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5710 acc.setFocus(ACC.CHILDID_SELF); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5711 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5712 }); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5713 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5714 /* |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5715 * Return the Label immediately preceding the receiver in the z-order, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5716 * or null if none. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5717 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5718 Label getAssociatedLabel () { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5719 Control[] siblings = getParent ().getChildren (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5720 for (int i = 0; i < siblings.length; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5721 if (siblings [i] is this) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5722 if (i > 0 && ( null !is cast(Label)siblings [i-1])) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5723 return cast(Label) siblings [i-1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5724 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5725 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5726 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5727 return null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5728 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5729 String stripMnemonic (String string) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5730 int index = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5731 int length_ = string.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5732 do { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5733 while ((index < length_) && (string[index] !is '&')) index++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5734 if (++index >= length_) return string; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5735 if (string[index] !is '&') { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5736 return string.substring(0, index-1) ~ string.substring(index, length_); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5737 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5738 index++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5739 } while (index < length_); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5740 return string; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5741 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5742 /* |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5743 * Return the lowercase of the first non-'&' character following |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5744 * an '&' character in the given string. If there are no '&' |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5745 * characters in the given string, return '\0'. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5746 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5747 dchar _findMnemonic (String string) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5748 if (string is null) return '\0'; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5749 int index = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5750 int length_ = string.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5751 do { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5752 while (index < length_ && string[index] !is '&') index++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5753 if (++index >= length_) return '\0'; |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
5754 if (string[index] !is '&') return Character.toLowerCase (string.dcharAt (index)); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5755 index++; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5756 } while (index < length_); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5757 return '\0'; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5758 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5759 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5760 * Executes the action. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5761 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5762 * @param action one of the actions defined in ST.java |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5763 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5764 public void invokeAction(int action) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5765 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5766 updateCaretDirection = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5767 switch (action) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5768 // Navigation |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5769 case ST.LINE_UP: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5770 doLineUp(false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5771 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5772 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5773 case ST.LINE_DOWN: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5774 doLineDown(false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5775 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5776 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5777 case ST.LINE_START: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5778 doLineStart(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5779 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5780 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5781 case ST.LINE_END: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5782 doLineEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5783 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5784 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5785 case ST.COLUMN_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5786 doCursorPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5787 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5788 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5789 case ST.COLUMN_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5790 doCursorNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5791 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5792 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5793 case ST.PAGE_UP: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5794 doPageUp(false, -1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5795 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5796 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5797 case ST.PAGE_DOWN: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5798 doPageDown(false, -1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5799 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5800 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5801 case ST.WORD_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5802 doWordPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5803 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5804 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5805 case ST.WORD_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5806 doWordNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5807 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5808 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5809 case ST.TEXT_START: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5810 doContentStart(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5811 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5812 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5813 case ST.TEXT_END: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5814 doContentEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5815 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5816 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5817 case ST.WINDOW_START: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5818 doPageStart(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5819 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5820 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5821 case ST.WINDOW_END: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5822 doPageEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5823 clearSelection(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5824 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5825 // Selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5826 case ST.SELECT_LINE_UP: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5827 doSelectionLineUp(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5828 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5829 case ST.SELECT_ALL: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5830 selectAll(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5831 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5832 case ST.SELECT_LINE_DOWN: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5833 doSelectionLineDown(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5834 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5835 case ST.SELECT_LINE_START: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5836 doLineStart(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5837 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5838 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5839 case ST.SELECT_LINE_END: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5840 doLineEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5841 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5842 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5843 case ST.SELECT_COLUMN_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5844 doSelectionCursorPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5845 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5846 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5847 case ST.SELECT_COLUMN_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5848 doSelectionCursorNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5849 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5850 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5851 case ST.SELECT_PAGE_UP: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5852 doSelectionPageUp(-1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5853 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5854 case ST.SELECT_PAGE_DOWN: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5855 doSelectionPageDown(-1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5856 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5857 case ST.SELECT_WORD_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5858 doSelectionWordPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5859 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5860 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5861 case ST.SELECT_WORD_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5862 doSelectionWordNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5863 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5864 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5865 case ST.SELECT_TEXT_START: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5866 doContentStart(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5867 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5868 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5869 case ST.SELECT_TEXT_END: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5870 doContentEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5871 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5872 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5873 case ST.SELECT_WINDOW_START: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5874 doPageStart(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5875 doSelection(ST.COLUMN_PREVIOUS); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5876 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5877 case ST.SELECT_WINDOW_END: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5878 doPageEnd(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5879 doSelection(ST.COLUMN_NEXT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5880 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5881 // Modification |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5882 case ST.CUT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5883 cut(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5884 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5885 case ST.COPY: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5886 copy(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5887 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5888 case ST.PASTE: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5889 paste(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5890 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5891 case ST.DELETE_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5892 doBackspace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5893 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5894 case ST.DELETE_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5895 doDelete(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5896 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5897 case ST.DELETE_WORD_PREVIOUS: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5898 doDeleteWordPrevious(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5899 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5900 case ST.DELETE_WORD_NEXT: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5901 doDeleteWordNext(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5902 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5903 // Miscellaneous |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5904 case ST.TOGGLE_OVERWRITE: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5905 overwrite = !overwrite; // toggle insert/overwrite mode |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5906 break; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5907 default: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5908 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5909 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5910 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5911 * Temporary until SWT provides this |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5912 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5913 bool isBidi() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5914 return IS_GTK || IS_CARBON || BidiUtil.isBidiPlatform() || isMirrored_; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5915 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5916 bool isBidiCaret() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5917 return BidiUtil.isBidiPlatform(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5918 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5919 bool isFixedLineHeight() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5920 return fixedLineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5921 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5922 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5923 * Returns whether the given offset is inside a multi byte line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5924 * Example: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5925 * "Line1\r\n" isLineDelimiter(5) is false but isLineDelimiter(6) is true |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5926 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5927 * @return true if the given offset is inside a multi byte line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5928 * false if the given offset is before or after a line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5929 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5930 bool isLineDelimiter(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5931 int line = content.getLineAtOffset(offset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5932 int lineOffset = content.getOffsetAtLine(line); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5933 int offsetInLine = offset - lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5934 // offsetInLine will be greater than line length if the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5935 // delimiter is longer than one character and the offset is set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5936 // in between parts of the line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5937 return offsetInLine > content.getLine(line).length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5938 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5939 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5940 * Returns whether the widget is mirrored (right oriented/right to left |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5941 * writing order). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5942 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5943 * @return isMirrored true=the widget is right oriented, false=the widget |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5944 * is left oriented |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5945 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5946 bool isMirrored() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5947 return isMirrored_; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5948 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5949 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5950 * Returns whether the widget can have only one line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5951 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5952 * @return true if widget can have only one line, false if widget can have |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5953 * multiple lines |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5954 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5955 bool isSingleLine() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5956 return (getStyle() & SWT.SINGLE) !is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5957 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5958 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5959 * Sends the specified verify event, replace/insert text as defined by |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5960 * the event and send a modify event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5961 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5962 * @param event the text change event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5963 * <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5964 * <li>event.start - the replace start offset</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5965 * <li>event.end - the replace end offset</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5966 * <li>event.text - the new text</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5967 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5968 * @param updateCaret whether or not he caret should be set behind |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5969 * the new text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5970 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5971 void modifyContent(Event event, bool updateCaret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5972 event.doit = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5973 notifyListeners(SWT.Verify, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5974 if (event.doit) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5975 StyledTextEvent styledTextEvent = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5976 int replacedLength = event.end - event.start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5977 if (isListening(ExtendedModify)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5978 styledTextEvent = new StyledTextEvent(content); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5979 styledTextEvent.start = event.start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5980 styledTextEvent.end = event.start + event.text.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5981 styledTextEvent.text = content.getTextRange(event.start, replacedLength); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5982 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5983 if (updateCaret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5984 //Fix advancing flag for delete/backspace key on direction boundary |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5985 if (event.text.length is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5986 int lineIndex = content.getLineAtOffset(event.start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5987 int lineOffset = content.getOffsetAtLine(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5988 TextLayout layout = renderer.getTextLayout(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5989 int levelStart = layout.getLevel(event.start - lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5990 int lineIndexEnd = content.getLineAtOffset(event.end); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5991 if (lineIndex !is lineIndexEnd) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5992 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5993 lineOffset = content.getOffsetAtLine(lineIndexEnd); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5994 layout = renderer.getTextLayout(lineIndexEnd); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5995 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5996 int levelEnd = layout.getLevel(event.end - lineOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5997 renderer.disposeTextLayout(layout); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5998 if (levelStart !is levelEnd) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5999 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6000 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6001 caretAlignment = OFFSET_LEADING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6002 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6003 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6004 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6005 content.replaceTextRange(event.start, replacedLength, event.text); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6006 // set the caret position prior to sending the modify event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6007 // fixes 1GBB8NJ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6008 if (updateCaret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6009 // always update the caret location. fixes 1G8FODP |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6010 setSelection(event.start + event.text.length, 0, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6011 showCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6012 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6013 sendModifyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6014 if (isListening(ExtendedModify)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6015 notifyListeners(ExtendedModify, styledTextEvent); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6016 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6017 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6018 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6019 void paintObject(GC gc, int x, int y, int ascent, int descent, StyleRange style, Bullet bullet, int bulletIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6020 if (isListening(PaintObject)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6021 StyledTextEvent event = new StyledTextEvent (content) ; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6022 event.gc = gc; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6023 event.x = x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6024 event.y = y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6025 event.ascent = ascent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6026 event.descent = descent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6027 event.style = style; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6028 event.bullet = bullet; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6029 event.bulletIndex = bulletIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6030 notifyListeners(PaintObject, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6031 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6032 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6033 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6034 * Replaces the selection with the text on the <code>DND.CLIPBOARD</code> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6035 * clipboard or, if there is no selection, inserts the text at the current |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6036 * caret offset. If the widget has the SWT.SINGLE style and the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6037 * clipboard text contains more than one line, only the first line without |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6038 * line delimiters is inserted in the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6039 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6040 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6041 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6042 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6043 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6044 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6045 public void paste(){ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6046 checkWidget(); |
43
b98647bc0aef
swt win compiles for d2+phobos
Frank Benoit <benoit@tionex.de>
parents:
36
diff
changeset
|
6047 String text = stringcast( getClipboardContent(DND.CLIPBOARD)); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6048 if (text !is null && text.length > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6049 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6050 event.start = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6051 event.end = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6052 event.text = getModelDelimitedText(text); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6053 sendKeyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6054 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6055 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6056 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6057 * Prints the widget's text to the default printer. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6058 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6059 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6060 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6061 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6062 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6063 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6064 public void print() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6065 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6066 Printer printer = new Printer(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6067 StyledTextPrintOptions options = new StyledTextPrintOptions(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6068 options.printTextForeground = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6069 options.printTextBackground = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6070 options.printTextFontStyle = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6071 options.printLineBackground = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6072 (new Printing(this, printer, options)).run(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6073 printer.dispose(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6074 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6075 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6076 * Returns a runnable that will print the widget's text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6077 * to the specified printer. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6078 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6079 * The runnable may be run in a non-UI thread. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6080 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6081 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6082 * @param printer the printer to print to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6083 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6084 * @return a <code>Runnable</code> for printing the receiver's text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6085 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6086 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6087 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6088 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6089 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6090 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6091 * <li>ERROR_NULL_ARGUMENT when printer is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6092 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6093 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6094 public Runnable print(Printer printer) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6095 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6096 if (printer is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6097 SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6098 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6099 StyledTextPrintOptions options = new StyledTextPrintOptions(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6100 options.printTextForeground = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6101 options.printTextBackground = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6102 options.printTextFontStyle = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6103 options.printLineBackground = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6104 return print(printer, options); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6105 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6106 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6107 * Returns a runnable that will print the widget's text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6108 * to the specified printer. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6109 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6110 * The runnable may be run in a non-UI thread. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6111 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6112 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6113 * @param printer the printer to print to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6114 * @param options print options to use during printing |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6115 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6116 * @return a <code>Runnable</code> for printing the receiver's text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6117 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6118 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6119 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6120 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6121 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6122 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6123 * <li>ERROR_NULL_ARGUMENT when printer or options is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6124 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6125 * @since 2.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6126 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6127 public Runnable print(Printer printer, StyledTextPrintOptions options) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6128 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6129 if (printer is null || options is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6130 SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6131 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6132 return new Printing(this, printer, options); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6133 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6134 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6135 * Causes the entire bounds of the receiver to be marked |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6136 * as needing to be redrawn. The next time a paint request |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6137 * is processed, the control will be completely painted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6138 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6139 * Recalculates the content width for all lines in the bounds. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6140 * When a <code>LineStyleListener</code> is used a redraw call |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6141 * is the only notification to the widget that styles have changed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6142 * and that the content width may have changed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6143 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6144 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6145 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6146 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6147 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6148 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6149 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6150 * @see Control#update() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6151 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6152 public override void redraw() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6153 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6154 int itemCount = getPartialBottomIndex() - topIndex + 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6155 renderer.reset(topIndex, itemCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6156 renderer.calculate(topIndex, itemCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6157 setScrollBars(false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6158 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6159 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6160 * Causes the rectangular area of the receiver specified by |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6161 * the arguments to be marked as needing to be redrawn. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6162 * The next time a paint request is processed, that area of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6163 * the receiver will be painted. If the <code>all</code> flag |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6164 * is <code>true</code>, any children of the receiver which |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6165 * intersect with the specified area will also paint their |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6166 * intersecting areas. If the <code>all</code> flag is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6167 * <code>false</code>, the children will not be painted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6168 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6169 * Marks the content width of all lines in the specified rectangle |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6170 * as unknown. Recalculates the content width of all visible lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6171 * When a <code>LineStyleListener</code> is used a redraw call |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6172 * is the only notification to the widget that styles have changed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6173 * and that the content width may have changed. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6174 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6175 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6176 * @param x the x coordinate of the area to draw |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6177 * @param y the y coordinate of the area to draw |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6178 * @param width the width of the area to draw |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6179 * @param height the height of the area to draw |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6180 * @param all <code>true</code> if children should redraw, and <code>false</code> otherwise |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6181 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6182 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6183 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6184 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6185 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6186 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6187 * @see Control#update() |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6188 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6189 public override void redraw(int x, int y, int width, int height, bool all) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6190 super.redraw(x, y, width, height, all); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6191 if (height > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6192 int firstLine = getLineIndex(y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6193 int lastLine = getLineIndex(y + height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6194 resetCache(firstLine, lastLine - firstLine + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6195 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6196 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6197 void redrawLines(int startLine, int lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6198 // do nothing if redraw range is completely invisible |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6199 int partialBottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6200 if (startLine > partialBottomIndex || startLine + lineCount - 1 < topIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6201 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6202 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6203 // only redraw visible lines |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6204 if (startLine < topIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6205 lineCount -= topIndex - startLine; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6206 startLine = topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6207 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6208 if (startLine + lineCount - 1 > partialBottomIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6209 lineCount = partialBottomIndex - startLine + 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6210 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6211 startLine -= topIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6212 int redrawTop = getLinePixel(startLine); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6213 int redrawBottom = getLinePixel(startLine + lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6214 int redrawWidth = clientAreaWidth - leftMargin - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6215 super.redraw(leftMargin, redrawTop, redrawWidth, redrawBottom - redrawTop, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6216 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6217 void redrawLinesBullet (int[] redrawLines) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6218 if (redrawLines is null) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6219 int topIndex = getPartialTopIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6220 int bottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6221 for (int i = 0; i < redrawLines.length; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6222 int lineIndex = redrawLines[i]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6223 if (!(topIndex <= lineIndex && lineIndex <= bottomIndex)) continue; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6224 int width = -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6225 Bullet bullet = renderer.getLineBullet(lineIndex, null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6226 if (bullet !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6227 StyleRange style = bullet.style; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6228 GlyphMetrics metrics = style.metrics; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6229 width = metrics.width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6230 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6231 if (width is -1) width = getClientArea().width; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6232 int height = renderer.getLineHeight(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6233 int y = getLinePixel(lineIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6234 super.redraw(0, y, width, height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6235 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6236 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6237 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6238 * Redraws the specified text range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6239 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6240 * @param start offset of the first character to redraw |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6241 * @param length number of characters to redraw |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6242 * @param clearBackground true if the background should be cleared as |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6243 * part of the redraw operation. If true, the entire redraw range will |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6244 * be cleared before anything is redrawn. If the redraw range includes |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6245 * the last character of a line (i.e., the entire line is redrawn) the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6246 * line is cleared all the way to the right border of the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6247 * The redraw operation will be faster and smoother if clearBackground |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6248 * is set to false. Whether or not the flag can be set to false depends |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6249 * on the type of change that has taken place. If font styles or |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6250 * background colors for the redraw range have changed, clearBackground |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6251 * should be set to true. If only foreground colors have changed for |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6252 * the redraw range, clearBackground can be set to false. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6253 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6254 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6255 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6256 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6257 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6258 * <li>ERROR_INVALID_RANGE when start and/or end are outside the widget content</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6259 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6260 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6261 public void redrawRange(int start, int length, bool clearBackground) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6262 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6263 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6264 int contentLength = content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6265 if (start > end || start < 0 || end > contentLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6266 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6267 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6268 int firstLine = content.getLineAtOffset(start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6269 int lastLine = content.getLineAtOffset(end); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6270 resetCache(firstLine, lastLine - firstLine + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6271 internalRedrawRange(start, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6272 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6273 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6274 * Removes the specified bidirectional segment listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6275 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6276 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6277 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6278 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6279 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6280 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6281 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6282 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6283 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6284 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6285 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6286 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6287 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6288 public void removeBidiSegmentListener(BidiSegmentListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6289 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6290 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6291 removeListener(LineGetSegments, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6292 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6293 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6294 * Removes the specified extended modify listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6295 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6296 * @param extendedModifyListener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6297 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6298 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6299 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6300 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6301 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6302 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6303 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6304 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6305 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6306 public void removeExtendedModifyListener(ExtendedModifyListener extendedModifyListener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6307 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6308 if (extendedModifyListener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6309 removeListener(ExtendedModify, extendedModifyListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6310 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6311 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6312 * Removes the specified line background listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6313 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6314 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6315 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6316 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6317 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6318 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6319 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6320 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6321 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6322 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6323 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6324 public void removeLineBackgroundListener(LineBackgroundListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6325 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6326 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6327 removeListener(LineGetBackground, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6328 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6329 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6330 * Removes the specified line style listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6331 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6332 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6333 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6334 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6335 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6336 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6337 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6338 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6339 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6340 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6341 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6342 public void removeLineStyleListener(LineStyleListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6343 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6344 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6345 removeListener(LineGetStyle, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6346 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6347 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6348 * Removes the specified modify listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6349 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6350 * @param modifyListener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6351 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6352 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6353 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6354 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6355 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6356 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6357 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6358 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6359 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6360 public void removeModifyListener(ModifyListener modifyListener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6361 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6362 if (modifyListener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6363 removeListener(SWT.Modify, modifyListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6364 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6365 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6366 * Removes the specified listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6367 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6368 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6369 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6370 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6371 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6372 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6373 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6374 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6375 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6376 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6377 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6378 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6379 public void removePaintObjectListener(PaintObjectListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6380 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6381 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6382 removeListener(PaintObject, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6383 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6384 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6385 * Removes the listener from the collection of listeners who will |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6386 * be notified when the user changes the receiver's selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6387 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6388 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6389 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6390 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6391 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6392 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6393 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6394 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6395 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6396 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6397 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6398 * @see SelectionListener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6399 * @see #addSelectionListener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6400 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6401 public void removeSelectionListener(SelectionListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6402 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6403 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6404 removeListener(SWT.Selection, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6405 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6406 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6407 * Removes the specified verify listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6408 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6409 * @param verifyListener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6410 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6411 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6412 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6413 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6414 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6415 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6416 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6417 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6418 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6419 public void removeVerifyListener(VerifyListener verifyListener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6420 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6421 if (verifyListener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6422 removeListener(SWT.Verify, verifyListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6423 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6424 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6425 * Removes the specified key verify listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6426 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6427 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6428 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6429 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6430 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6431 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6432 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6433 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6434 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6435 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6436 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6437 public void removeVerifyKeyListener(VerifyKeyListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6438 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6439 removeListener(VerifyKey, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6440 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6441 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6442 * Removes the specified word movement listener. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6443 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6444 * @param listener the listener which should no longer be notified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6445 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6446 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6447 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6448 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6449 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6450 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6451 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6452 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6453 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6454 * @see MovementEvent |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6455 * @see MovementListener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6456 * @see #addWordMovementListener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6457 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6458 * @since 3.3 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6459 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6460 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6461 public void removeWordMovementListener(MovementListener listener) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6462 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6463 if (listener is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6464 removeListener(WordNext, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6465 removeListener(WordPrevious, listener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6466 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6467 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6468 * Replaces the styles in the given range with new styles. This method |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6469 * effectively deletes the styles in the given range and then adds the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6470 * the new styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6471 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6472 * Note: Because a StyleRange includes the start and length, the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6473 * same instance cannot occur multiple times in the array of styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6474 * If the same style attributes, such as font and color, occur in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6475 * multiple StyleRanges, <code>setStyleRanges(int, int, int[], StyleRange[])</code> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6476 * can be used to share styles and reduce memory usage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6477 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6478 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6479 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6480 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6481 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6482 * @param start offset of first character where styles will be deleted |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6483 * @param length length of the range to delete styles in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6484 * @param ranges StyleRange objects containing the new style information. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6485 * The ranges should not overlap and should be within the specified start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6486 * and length. The style rendering is undefined if the ranges do overlap |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6487 * or are ill-defined. Must not be null. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6488 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6489 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6490 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6491 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6492 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6493 * <li>ERROR_INVALID_RANGE when either start or end is outside the valid range (0 <= offset <= getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6494 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6495 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6496 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6497 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6498 * @see #setStyleRanges(int, int, int[], StyleRange[]) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6499 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6500 public void replaceStyleRanges(int start, int length, StyleRange[] ranges) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6501 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6502 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6503 // SWT extension: allow null for zero length string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6504 //if (ranges is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6505 setStyleRanges(start, length, null, ranges, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6506 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6507 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6508 * Replaces the given text range with new text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6509 * If the widget has the SWT.SINGLE style and "text" contains more than |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6510 * one line, only the first line is rendered but the text is stored |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6511 * unchanged. A subsequent call to getText will return the same text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6512 * that was set. Note that only a single line of text should be set when |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6513 * the SWT.SINGLE style is used. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6514 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6515 * <b>NOTE:</b> During the replace operation the current selection is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6516 * changed as follows: |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6517 * <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6518 * <li>selection before replaced text: selection unchanged |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6519 * <li>selection after replaced text: adjust the selection so that same text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6520 * remains selected |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6521 * <li>selection intersects replaced text: selection is cleared and caret |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6522 * is placed after inserted text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6523 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6524 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6525 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6526 * @param start offset of first character to replace |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6527 * @param length number of characters to replace. Use 0 to insert text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6528 * @param text new text. May be empty to delete text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6529 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6530 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6531 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6532 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6533 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6534 * <li>ERROR_INVALID_RANGE when either start or end is outside the valid range (0 <= offset <= getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6535 * <li>ERROR_INVALID_ARGUMENT when either start or end is inside a multi byte line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6536 * Splitting a line delimiter for example by inserting text in between the CR and LF and deleting part of a line delimiter is not supported</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6537 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6538 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6539 public void replaceTextRange(int start, int length, String text) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6540 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6541 // SWT extension: allow null for zero length string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6542 // if (text is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6543 // SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6544 // } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6545 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6546 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6547 if (start > end || start < 0 || end > contentLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6548 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6549 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6550 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6551 event.start = start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6552 event.end = end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6553 event.text = text; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6554 modifyContent(event, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6555 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6556 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6557 * Resets the caret position, selection and scroll offsets. Recalculate |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6558 * the content width and scroll bars. Redraw the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6559 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6560 void reset() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6561 ScrollBar verticalBar = getVerticalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6562 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6563 caretOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6564 topIndex = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6565 topIndexY = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6566 verticalScrollOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6567 horizontalScrollOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6568 resetSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6569 renderer.setContent(content); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6570 if (verticalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6571 verticalBar.setSelection(0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6572 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6573 if (horizontalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6574 horizontalBar.setSelection(0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6575 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6576 resetCache(0, 0); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6577 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6578 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6579 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6580 void resetCache(int firstLine, int count) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6581 int maxLineIndex = renderer.maxWidthLineIndex; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6582 renderer.reset(firstLine, count); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6583 renderer.calculateClientArea(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6584 if (0 <= maxLineIndex && maxLineIndex < content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6585 renderer.calculate(maxLineIndex, 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6586 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6587 setScrollBars(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6588 if (!isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6589 if (topIndex > firstLine) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6590 verticalScrollOffset = -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6591 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6592 renderer.calculateIdle(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6593 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6594 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6595 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6596 * Resets the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6597 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6598 void resetSelection() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6599 selection.x = selection.y = caretOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6600 selectionAnchor = -1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6601 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6602 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6603 public override void scroll(int destX, int destY, int x, int y, int width, int height, bool all) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6604 super.scroll(destX, destY, x, y, width, height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6605 if (all) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6606 int deltaX = destX - x, deltaY = destY - y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6607 Control[] children = getChildren(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6608 for (int i=0; i<children.length; i++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6609 Control child = children[i]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6610 Rectangle rect = child.getBounds(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6611 child.setLocation(rect.x + deltaX, rect.y + deltaY); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6612 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6613 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6614 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6615 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6616 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6617 * Scrolls the widget horizontally. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6618 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6619 * @param pixels number of pixels to scroll, > 0 = scroll left, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6620 * < 0 scroll right |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6621 * @param adjustScrollBar |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6622 * true= the scroll thumb will be moved to reflect the new scroll offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6623 * false = the scroll thumb will not be moved |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6624 * @return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6625 * true=the widget was scrolled |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6626 * false=the widget was not scrolled, the given offset is not valid. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6627 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6628 bool scrollHorizontal(int pixels, bool adjustScrollBar) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6629 if (pixels is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6630 return false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6631 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6632 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6633 if (horizontalBar !is null && adjustScrollBar) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6634 horizontalBar.setSelection(horizontalScrollOffset + pixels); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6635 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6636 int scrollHeight = clientAreaHeight - topMargin - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6637 if (pixels > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6638 int sourceX = leftMargin + pixels; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6639 int scrollWidth = clientAreaWidth - sourceX - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6640 if (scrollWidth > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6641 scroll(leftMargin, topMargin, sourceX, topMargin, scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6642 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6643 if (sourceX > scrollWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6644 super.redraw(leftMargin + scrollWidth, topMargin, pixels - scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6645 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6646 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6647 int destinationX = leftMargin - pixels; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6648 int scrollWidth = clientAreaWidth - destinationX - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6649 if (scrollWidth > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6650 scroll(destinationX, topMargin, leftMargin, topMargin, scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6651 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6652 if (destinationX > scrollWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6653 super.redraw(leftMargin + scrollWidth, topMargin, -pixels - scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6654 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6655 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6656 horizontalScrollOffset += pixels; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6657 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6658 return true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6659 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6660 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6661 * Scrolls the widget vertically. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6662 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6663 * @param pixel the new vertical scroll offset |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6664 * @param adjustScrollBar |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6665 * true= the scroll thumb will be moved to reflect the new scroll offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6666 * false = the scroll thumb will not be moved |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6667 * @return |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6668 * true=the widget was scrolled |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6669 * false=the widget was not scrolled |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6670 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6671 bool scrollVertical(int pixels, bool adjustScrollBar) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6672 if (pixels is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6673 return false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6674 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6675 if (verticalScrollOffset !is -1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6676 ScrollBar verticalBar = getVerticalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6677 if (verticalBar !is null && adjustScrollBar) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6678 verticalBar.setSelection(verticalScrollOffset + pixels); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6679 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6680 int scrollWidth = clientAreaWidth - leftMargin - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6681 if (pixels > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6682 int sourceY = topMargin + pixels; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6683 int scrollHeight = clientAreaHeight - sourceY - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6684 if (scrollHeight > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6685 scroll(leftMargin, topMargin, leftMargin, sourceY, scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6686 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6687 if (sourceY > scrollHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6688 int redrawY = Math.max(0, topMargin + scrollHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6689 int redrawHeight = Math.min(clientAreaHeight, pixels - scrollHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6690 super.redraw(leftMargin, redrawY, scrollWidth, redrawHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6691 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6692 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6693 int destinationY = topMargin - pixels; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6694 int scrollHeight = clientAreaHeight - destinationY - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6695 if (scrollHeight > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6696 scroll(leftMargin, destinationY, leftMargin, topMargin, scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6697 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6698 if (destinationY > scrollHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6699 int redrawY = Math.max(0, topMargin + scrollHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6700 int redrawHeight = Math.min(clientAreaHeight, -pixels - scrollHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6701 super.redraw(leftMargin, redrawY, scrollWidth, redrawHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6702 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6703 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6704 verticalScrollOffset += pixels; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6705 calculateTopIndex(pixels); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6706 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6707 calculateTopIndex(pixels); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6708 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6709 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6710 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6711 return true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6712 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6713 void scrollText(int srcY, int destY) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6714 if (srcY is destY) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6715 int deltaY = destY - srcY; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6716 int scrollWidth = clientAreaWidth - leftMargin - rightMargin, scrollHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6717 if (deltaY > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6718 scrollHeight = clientAreaHeight - srcY - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6719 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6720 scrollHeight = clientAreaHeight - destY - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6721 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6722 scroll(leftMargin, destY, leftMargin, srcY, scrollWidth, scrollHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6723 if ((0 < srcY + scrollHeight) && (topMargin > srcY)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6724 super.redraw(leftMargin, deltaY, scrollWidth, topMargin, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6725 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6726 if ((0 < destY + scrollHeight) && (topMargin > destY)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6727 super.redraw(leftMargin, 0, scrollWidth, topMargin, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6728 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6729 if ((clientAreaHeight - bottomMargin < srcY + scrollHeight) && (clientAreaHeight > srcY)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6730 super.redraw(leftMargin, clientAreaHeight - bottomMargin + deltaY, scrollWidth, bottomMargin, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6731 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6732 if ((clientAreaHeight - bottomMargin < destY + scrollHeight) && (clientAreaHeight > destY)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6733 super.redraw(leftMargin, clientAreaHeight - bottomMargin, scrollWidth, bottomMargin, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6734 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6735 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6736 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6737 * Selects all the text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6738 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6739 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6740 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6741 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6742 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6743 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6744 public void selectAll() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6745 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6746 setSelection(0, Math.max(getCharCount(),0)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6747 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6748 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6749 * Replaces/inserts text as defined by the event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6750 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6751 * @param event the text change event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6752 * <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6753 * <li>event.start - the replace start offset</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6754 * <li>event.end - the replace end offset</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6755 * <li>event.text - the new text</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6756 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6757 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6758 void sendKeyEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6759 if (editable) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6760 modifyContent(event, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6761 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6762 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6763 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6764 * Returns a StyledTextEvent that can be used to request data such |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6765 * as styles and background color for a line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6766 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6767 * The specified line may be a visual (wrapped) line if in word |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6768 * wrap mode. The returned object will always be for a logical |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6769 * (unwrapped) line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6770 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6771 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6772 * @param lineOffset offset of the line. This may be the offset of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6773 * a visual line if the widget is in word wrap mode. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6774 * @param line line text. This may be the text of a visual line if |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6775 * the widget is in word wrap mode. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6776 * @return StyledTextEvent that can be used to request line data |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6777 * for the given line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6778 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6779 StyledTextEvent sendLineEvent(int eventType, int lineOffset, String line) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6780 StyledTextEvent event = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6781 if (isListening(eventType)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6782 event = new StyledTextEvent(content); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6783 event.detail = lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6784 event.text = line; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6785 event.alignment = alignment; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6786 event.indent = indent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6787 event.justify = justify; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6788 notifyListeners(eventType, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6789 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6790 return event; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6791 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6792 void sendModifyEvent(Event event) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6793 Accessible accessible = getAccessible(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6794 if (event.text.length is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6795 accessible.textChanged(ACC.TEXT_DELETE, event.start, event.end - event.start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6796 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6797 if (event.start is event.end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6798 accessible.textChanged(ACC.TEXT_INSERT, event.start, event.text.length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6799 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6800 accessible.textChanged(ACC.TEXT_DELETE, event.start, event.end - event.start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6801 accessible.textChanged(ACC.TEXT_INSERT, event.start, event.text.length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6802 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6803 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6804 notifyListeners(SWT.Modify, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6805 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6806 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6807 * Sends the specified selection event. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6808 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6809 void sendSelectionEvent() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6810 getAccessible().textSelectionChanged(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6811 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6812 event.x = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6813 event.y = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6814 notifyListeners(SWT.Selection, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6815 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6816 int sendWordBoundaryEvent(int eventType, int movement, int offset, int newOffset, String lineText, int lineOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6817 if (isListening(eventType)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6818 StyledTextEvent event = new StyledTextEvent(content); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6819 event.detail = lineOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6820 event.text = lineText; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6821 event.count = movement; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6822 event.start = offset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6823 event.end = newOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6824 notifyListeners(eventType, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6825 offset = event.end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6826 if (offset !is newOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6827 int length = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6828 if (offset < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6829 offset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6830 } else if (offset > length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6831 offset = length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6832 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6833 if (isLineDelimiter(offset)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6834 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6835 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6836 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6837 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6838 return offset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6839 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6840 return newOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6841 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6842 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6843 * Sets the alignment of the widget. The argument should be one of <code>SWT.LEFT</code>, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6844 * <code>SWT.CENTER</code> or <code>SWT.RIGHT</code>. The alignment applies for all lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6845 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6846 * Note that if <code>SWT.MULTI</code> is set, then <code>SWT.WRAP</code> must also be set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6847 * in order to stabilize the right edge before setting alignment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6848 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6849 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6850 * @param alignment the new alignment |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6851 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6852 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6853 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6854 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6855 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6856 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6857 * @see #setLineAlignment(int, int, int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6858 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6859 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6860 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6861 public void setAlignment(int alignment) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6862 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6863 alignment &= (SWT.LEFT | SWT.RIGHT | SWT.CENTER); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6864 if (alignment is 0 || this.alignment is alignment) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6865 this.alignment = alignment; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6866 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6867 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6868 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6869 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6870 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6871 * @see Control#setBackground(Color) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6872 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6873 public override void setBackground(Color color) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6874 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6875 background = color; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6876 super.setBackground(color); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6877 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6878 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6879 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6880 * Sets the receiver's caret. Set the caret's height and location. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6881 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6882 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6883 * @param caret the new caret for the receiver |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6884 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6885 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6886 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6887 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6888 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6889 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6890 public override void setCaret(Caret caret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6891 checkWidget (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6892 super.setCaret(caret); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6893 caretDirection = SWT.NULL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6894 if (caret !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6895 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6896 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6897 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6898 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6899 * Sets the BIDI coloring mode. When true the BIDI text display |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6900 * algorithm is applied to segments of text that are the same |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6901 * color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6902 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6903 * @param mode the new coloring mode |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6904 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6905 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6906 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6907 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6908 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6909 * @deprecated use BidiSegmentListener instead. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6910 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6911 public void setBidiColoring(bool mode) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6912 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6913 bidiColoring = mode; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6914 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6915 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6916 * Moves the Caret to the current caret offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6917 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6918 void setCaretLocation() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6919 Point newCaretPos = getPointAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6920 setCaretLocation(newCaretPos, getCaretDirection()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6921 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6922 void setCaretLocation(Point location, int direction) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6923 Caret caret = getCaret(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6924 if (caret !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6925 bool isDefaultCaret = caret is defaultCaret; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6926 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6927 int caretHeight = lineHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6928 if (!isFixedLineHeight() && isDefaultCaret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6929 caretHeight = getBoundsAtOffset(caretOffset).height; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6930 if (caretHeight !is lineHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6931 direction = SWT.DEFAULT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6932 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6933 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6934 int imageDirection = direction; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6935 if (isMirrored()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6936 if (imageDirection is SWT.LEFT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6937 imageDirection = SWT.RIGHT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6938 } else if (imageDirection is SWT.RIGHT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6939 imageDirection = SWT.LEFT; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6940 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6941 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6942 if (isDefaultCaret && imageDirection is SWT.RIGHT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6943 location.x -= (caret.getSize().x - 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6944 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6945 if (isDefaultCaret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6946 caret.setBounds(location.x, location.y, caretWidth, caretHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6947 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6948 caret.setLocation(location); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6949 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6950 getAccessible().textCaretMoved(getCaretOffset()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6951 if (direction !is caretDirection) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6952 caretDirection = direction; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6953 if (isDefaultCaret) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6954 if (imageDirection is SWT.DEFAULT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6955 defaultCaret.setImage(null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6956 } else if (imageDirection is SWT.LEFT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6957 defaultCaret.setImage(leftCaretBitmap); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6958 } else if (imageDirection is SWT.RIGHT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6959 defaultCaret.setImage(rightCaretBitmap); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6960 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6961 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6962 if (caretDirection is SWT.LEFT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6963 BidiUtil.setKeyboardLanguage(BidiUtil.KEYBOARD_NON_BIDI); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6964 } else if (caretDirection is SWT.RIGHT) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6965 BidiUtil.setKeyboardLanguage(BidiUtil.KEYBOARD_BIDI); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6966 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6967 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6968 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6969 columnX = location.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6970 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6971 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6972 * Sets the caret offset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6973 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6974 * @param offset caret offset, relative to the first character in the text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6975 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6976 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6977 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6978 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6979 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6980 * <li>ERROR_INVALID_ARGUMENT when either the start or the end of the selection range is inside a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6981 * multi byte line delimiter (and thus neither clearly in front of or after the line delimiter) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6982 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6983 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6984 public void setCaretOffset(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6985 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6986 int length = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6987 if (length > 0 && offset !is caretOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6988 if (offset < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6989 caretOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6990 } else if (offset > length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6991 caretOffset = length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6992 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6993 if (isLineDelimiter(offset)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6994 // offset is inside a multi byte line delimiter. This is an |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6995 // illegal operation and an exception is thrown. Fixes 1GDKK3R |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6996 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6997 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6998 caretOffset = offset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6999 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7000 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7001 // clear the selection if the caret is moved. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7002 // don't notify listeners about the selection change. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7003 clearSelection(false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7004 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7005 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7006 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7007 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7008 * Copies the specified text range to the clipboard. The text will be placed |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7009 * in the clipboard in plain text format and RTF format. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7010 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7011 * @param start start index of the text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7012 * @param length length of text to place in clipboard |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7013 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7014 * @exception SWTError, see Clipboard.setContents |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7015 * @see org.eclipse.swt.dnd.Clipboard#setContents |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7016 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7017 void setClipboardContent(int start, int length, int clipboardType) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7018 if (clipboardType is DND.SELECTION_CLIPBOARD && !(IS_MOTIF || IS_GTK)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7019 TextTransfer plainTextTransfer = TextTransfer.getInstance(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7020 TextWriter plainTextWriter = new TextWriter(start, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7021 String plainText = getPlatformDelimitedText(plainTextWriter); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7022 Object[] data; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7023 Transfer[] types; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7024 if (clipboardType is DND.SELECTION_CLIPBOARD) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7025 data = [ cast(Object) new ArrayWrapperString(plainText) ]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7026 types = [plainTextTransfer]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7027 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7028 RTFTransfer rtfTransfer = RTFTransfer.getInstance(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7029 RTFWriter rtfWriter = new RTFWriter(start, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7030 String rtfText = getPlatformDelimitedText(rtfWriter); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7031 data = [ cast(Object) new ArrayWrapperString(rtfText), new ArrayWrapperString(plainText) ]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7032 types = [ cast(Transfer)rtfTransfer, plainTextTransfer]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7033 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7034 clipboard.setContents(data, types, clipboardType); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7035 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7036 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7037 * Sets the content implementation to use for text storage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7038 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7039 * @param newContent StyledTextContent implementation to use for text storage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7040 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7041 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7042 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7043 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7044 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7045 * <li>ERROR_NULL_ARGUMENT when listener is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7046 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7047 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7048 public void setContent(StyledTextContent newContent) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7049 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7050 if (newContent is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7051 SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7052 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7053 if (content !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7054 content.removeTextChangeListener(textChangeListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7055 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7056 content = newContent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7057 content.addTextChangeListener(textChangeListener); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7058 reset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7059 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7060 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7061 * Sets the receiver's cursor to the cursor specified by the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7062 * argument. Overridden to handle the null case since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7063 * StyledText widget uses an ibeam as its default cursor. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7064 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7065 * @see Control#setCursor(Cursor) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7066 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7067 public override void setCursor (Cursor cursor) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7068 if (cursor is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7069 Display display = getDisplay(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7070 super.setCursor(display.getSystemCursor(SWT.CURSOR_IBEAM)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7071 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7072 super.setCursor(cursor); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7073 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7074 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7075 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7076 * Sets whether the widget : double click mouse behavior. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7077 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7078 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7079 * @param enable if true double clicking a word selects the word, if false |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7080 * double clicks have the same effect as regular mouse clicks. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7081 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7082 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7083 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7084 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7085 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7086 public void setDoubleClickEnabled(bool enable) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7087 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7088 doubleClickEnabled = enable; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7089 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7090 public override void setDragDetect (bool dragDetect_) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7091 checkWidget (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7092 this.dragDetect_ = dragDetect_; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7093 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7094 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7095 * Sets whether the widget content can be edited. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7096 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7097 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7098 * @param editable if true content can be edited, if false content can not be |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7099 * edited |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7100 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7101 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7102 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7103 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7104 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7105 public void setEditable(bool editable) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7106 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7107 this.editable = editable; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7108 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7109 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7110 * Sets a new font to render text with. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7111 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7112 * <b>NOTE:</b> Italic fonts are not supported unless they have no overhang |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7113 * and the same baseline as regular fonts. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7114 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7115 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7116 * @param font new font |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7117 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7118 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7119 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7120 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7121 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7122 public override void setFont(Font font) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7123 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7124 int oldLineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7125 super.setFont(font); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7126 renderer.setFont(getFont(), tabLength); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7127 // keep the same top line visible. fixes 5815 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7128 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7129 int lineHeight = renderer.getLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7130 if (lineHeight !is oldLineHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7131 int vscroll = (getVerticalScrollOffset() * lineHeight / oldLineHeight) - getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7132 scrollVertical(vscroll, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7133 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7134 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7135 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7136 claimBottomFreeSpace(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7137 calculateScrollBars(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7138 if (isBidiCaret()) createCaretBitmaps(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7139 caretDirection = SWT.NULL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7140 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7141 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7142 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7143 public override void setForeground(Color color) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7144 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7145 foreground = color; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7146 super.setForeground(getForeground()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7147 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7148 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7149 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7150 * Sets the horizontal scroll offset relative to the start of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7151 * Do nothing if there is no text set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7152 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7153 * <b>NOTE:</b> The horizontal index is reset to 0 when new text is set in the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7154 * widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7155 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7156 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7157 * @param offset horizontal scroll offset relative to the start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7158 * of the line, measured in character increments starting at 0, if |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7159 * equal to 0 the content is not scrolled, if > 0 = the content is scrolled. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7160 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7161 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7162 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7163 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7164 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7165 public void setHorizontalIndex(int offset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7166 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7167 if (getCharCount() is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7168 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7169 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7170 if (offset < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7171 offset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7172 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7173 offset *= getHorizontalIncrement(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7174 // allow any value if client area width is unknown or 0. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7175 // offset will be checked in resize handler. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7176 // don't use isVisible since width is known even if widget |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7177 // is temporarily invisible |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7178 if (clientAreaWidth > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7179 int width = renderer.getWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7180 // prevent scrolling if the content fits in the client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7181 // align end of longest line with right border of client area |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7182 // if offset is out of range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7183 if (offset > width - clientAreaWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7184 offset = Math.max(0, width - clientAreaWidth); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7185 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7186 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7187 scrollHorizontal(offset - horizontalScrollOffset, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7188 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7189 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7190 * Sets the horizontal pixel offset relative to the start of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7191 * Do nothing if there is no text set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7192 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7193 * <b>NOTE:</b> The horizontal pixel offset is reset to 0 when new text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7194 * is set in the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7195 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7196 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7197 * @param pixel horizontal pixel offset relative to the start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7198 * of the line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7199 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7200 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7201 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7202 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7203 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7204 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7205 public void setHorizontalPixel(int pixel) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7206 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7207 if (getCharCount() is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7208 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7209 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7210 if (pixel < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7211 pixel = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7212 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7213 // allow any value if client area width is unknown or 0. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7214 // offset will be checked in resize handler. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7215 // don't use isVisible since width is known even if widget |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7216 // is temporarily invisible |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7217 if (clientAreaWidth > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7218 int width = renderer.getWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7219 // prevent scrolling if the content fits in the client area. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7220 // align end of longest line with right border of client area |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7221 // if offset is out of range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7222 if (pixel > width - clientAreaWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7223 pixel = Math.max(0, width - clientAreaWidth); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7224 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7225 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7226 scrollHorizontal(pixel - horizontalScrollOffset, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7227 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7228 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7229 * Sets the line indentation of the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7230 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7231 * It is the amount of blank space, in pixels, at the beginning of each line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7232 * When a line wraps in several lines only the first one is indented. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7233 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7234 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7235 * @param indent the new indent |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7236 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7237 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7238 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7239 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7240 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7241 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7242 * @see #setLineIndent(int, int, int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7243 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7244 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7245 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7246 public void setIndent(int indent) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7247 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7248 if (this.indent is indent || indent < 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7249 this.indent = indent; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7250 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7251 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7252 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7253 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7254 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7255 * Sets whether the widget should justify lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7256 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7257 * @param justify whether lines should be justified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7258 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7259 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7260 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7261 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7262 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7263 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7264 * @see #setLineJustify(int, int, bool) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7265 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7266 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7267 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7268 public void setJustify(bool justify) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7269 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7270 if (this.justify is justify) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7271 this.justify = justify; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7272 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7273 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7274 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7275 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7276 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7277 * Maps a key to an action. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7278 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7279 * One action can be associated with N keys. However, each key can only |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7280 * have one action (key:action is N:1 relation). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7281 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7282 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7283 * @param key a key code defined in SWT.java or a character. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7284 * Optionally ORd with a state mask. Preferred state masks are one or more of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7285 * SWT.MOD1, SWT.MOD2, SWT.MOD3, since these masks account for modifier platform |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7286 * differences. However, there may be cases where using the specific state masks |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7287 * (i.e., SWT.CTRL, SWT.SHIFT, SWT.ALT, SWT.COMMAND) makes sense. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7288 * @param action one of the predefined actions defined in ST.java. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7289 * Use SWT.NULL to remove a key binding. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7290 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7291 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7292 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7293 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7294 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7295 public void setKeyBinding(int key, int action) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7296 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7297 int modifierValue = key & SWT.MODIFIER_MASK; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7298 char keyChar = cast(char)(key & SWT.KEY_MASK); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7299 if (Compatibility.isLetter(keyChar)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7300 // make the keybinding case insensitive by adding it |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7301 // in its upper and lower case form |
112 | 7302 char ch = cast(char) CharacterToUpper(keyChar); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7303 int newKey = ch | modifierValue; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7304 if (action is SWT.NULL) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7305 keyActionMap.remove(newKey); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7306 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7307 keyActionMap[newKey] = action; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7308 } |
112 | 7309 ch = cast(char) CharacterToLower(keyChar); |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7310 newKey = ch | modifierValue; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7311 if (action is SWT.NULL) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7312 keyActionMap.remove(newKey); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7313 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7314 keyActionMap[newKey] = action; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7315 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7316 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7317 if (action is SWT.NULL) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7318 keyActionMap.remove(key); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7319 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7320 keyActionMap[key]=action; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7321 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7322 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7323 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7324 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7325 * Sets the alignment of the specified lines. The argument should be one of <code>SWT.LEFT</code>, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7326 * <code>SWT.CENTER</code> or <code>SWT.RIGHT</code>. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7327 * <p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7328 * Note that if <code>SWT.MULTI</code> is set, then <code>SWT.WRAP</code> must also be set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7329 * in order to stabilize the right edge before setting alignment. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7330 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7331 * Should not be called if a LineStyleListener has been set since the listener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7332 * maintains the line attributes. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7333 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7334 * All line attributes are maintained relative to the line text, not the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7335 * line index that is specified in this method call. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7336 * During text changes, when entire lines are inserted or removed, the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7337 * attributes that are associated with the lines after the change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7338 * will "move" with their respective text. An entire line is defined as |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7339 * extending from the first character on a line to the last and including the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7340 * line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7341 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7342 * When two lines are joined by deleting a line delimiter, the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7343 * attributes take precedence and the attributes of the bottom line are deleted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7344 * For all other text changes line attributes will remain unchanged. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7345 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7346 * @param startLine first line the alignment is applied to, 0 based |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7347 * @param lineCount number of lines the alignment applies to. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7348 * @param alignment line alignment |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7349 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7350 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7351 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7352 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7353 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7354 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7355 * <li>ERROR_INVALID_ARGUMENT when the specified line range is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7356 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7357 * @see #setAlignment(int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7358 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7359 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7360 public void setLineAlignment(int startLine, int lineCount, int alignment) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7361 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7362 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7363 if (startLine < 0 || startLine + lineCount > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7364 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7365 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7366 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7367 renderer.setLineAlignment(startLine, lineCount, alignment); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7368 resetCache(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7369 redrawLines(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7370 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7371 if (startLine <= caretLine && caretLine < startLine + lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7372 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7373 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7374 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7375 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7376 * Sets the background color of the specified lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7377 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7378 * The background color is drawn for the width of the widget. All |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7379 * line background colors are discarded when setText is called. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7380 * The text background color if defined in a StyleRange overlays the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7381 * line background color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7382 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7383 * Should not be called if a LineBackgroundListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7384 * listener maintains the line backgrounds. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7385 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7386 * All line attributes are maintained relative to the line text, not the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7387 * line index that is specified in this method call. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7388 * During text changes, when entire lines are inserted or removed, the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7389 * attributes that are associated with the lines after the change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7390 * will "move" with their respective text. An entire line is defined as |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7391 * extending from the first character on a line to the last and including the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7392 * line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7393 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7394 * When two lines are joined by deleting a line delimiter, the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7395 * attributes take precedence and the attributes of the bottom line are deleted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7396 * For all other text changes line attributes will remain unchanged. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7397 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7398 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7399 * @param startLine first line the color is applied to, 0 based |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7400 * @param lineCount number of lines the color applies to. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7401 * @param background line background color |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7402 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7403 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7404 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7405 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7406 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7407 * <li>ERROR_INVALID_ARGUMENT when the specified line range is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7408 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7409 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7410 public void setLineBackground(int startLine, int lineCount, Color background) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7411 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7412 if (isListening(LineGetBackground)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7413 if (startLine < 0 || startLine + lineCount > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7414 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7415 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7416 if (background !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7417 renderer.setLineBackground(startLine, lineCount, background); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7418 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7419 renderer.clearLineBackground(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7420 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7421 redrawLines(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7422 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7423 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7424 * Sets the bullet of the specified lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7425 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7426 * Should not be called if a LineStyleListener has been set since the listener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7427 * maintains the line attributes. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7428 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7429 * All line attributes are maintained relative to the line text, not the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7430 * line index that is specified in this method call. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7431 * During text changes, when entire lines are inserted or removed, the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7432 * attributes that are associated with the lines after the change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7433 * will "move" with their respective text. An entire line is defined as |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7434 * extending from the first character on a line to the last and including the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7435 * line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7436 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7437 * When two lines are joined by deleting a line delimiter, the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7438 * attributes take precedence and the attributes of the bottom line are deleted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7439 * For all other text changes line attributes will remain unchanged. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7440 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7441 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7442 * @param startLine first line the bullet is applied to, 0 based |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7443 * @param lineCount number of lines the bullet applies to. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7444 * @param bullet line bullet |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7445 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7446 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7447 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7448 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7449 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7450 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7451 * <li>ERROR_INVALID_ARGUMENT when the specified line range is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7452 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7453 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7454 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7455 public void setLineBullet(int startLine, int lineCount, Bullet bullet) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7456 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7457 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7458 if (startLine < 0 || startLine + lineCount > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7459 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7460 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7461 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7462 renderer.setLineBullet(startLine, lineCount, bullet); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7463 resetCache(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7464 redrawLines(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7465 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7466 if (startLine <= caretLine && caretLine < startLine + lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7467 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7468 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7469 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7470 void setVariableLineHeight () { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7471 if (!fixedLineHeight) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7472 fixedLineHeight = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7473 renderer.calculateIdle(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7474 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7475 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7476 * Sets the indent of the specified lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7477 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7478 * Should not be called if a LineStyleListener has been set since the listener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7479 * maintains the line attributes. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7480 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7481 * All line attributes are maintained relative to the line text, not the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7482 * line index that is specified in this method call. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7483 * During text changes, when entire lines are inserted or removed, the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7484 * attributes that are associated with the lines after the change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7485 * will "move" with their respective text. An entire line is defined as |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7486 * extending from the first character on a line to the last and including the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7487 * line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7488 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7489 * When two lines are joined by deleting a line delimiter, the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7490 * attributes take precedence and the attributes of the bottom line are deleted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7491 * For all other text changes line attributes will remain unchanged. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7492 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7493 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7494 * @param startLine first line the indent is applied to, 0 based |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7495 * @param lineCount number of lines the indent applies to. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7496 * @param indent line indent |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7497 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7498 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7499 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7500 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7501 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7502 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7503 * <li>ERROR_INVALID_ARGUMENT when the specified line range is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7504 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7505 * @see #setIndent(int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7506 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7507 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7508 public void setLineIndent(int startLine, int lineCount, int indent) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7509 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7510 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7511 if (startLine < 0 || startLine + lineCount > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7512 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7513 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7514 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7515 renderer.setLineIndent(startLine, lineCount, indent); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7516 resetCache(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7517 redrawLines(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7518 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7519 if (startLine <= caretLine && caretLine < startLine + lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7520 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7521 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7522 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7523 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7524 * Sets the justify of the specified lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7525 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7526 * Should not be called if a LineStyleListener has been set since the listener |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7527 * maintains the line attributes. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7528 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7529 * All line attributes are maintained relative to the line text, not the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7530 * line index that is specified in this method call. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7531 * During text changes, when entire lines are inserted or removed, the line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7532 * attributes that are associated with the lines after the change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7533 * will "move" with their respective text. An entire line is defined as |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7534 * extending from the first character on a line to the last and including the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7535 * line delimiter. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7536 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7537 * When two lines are joined by deleting a line delimiter, the top line |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7538 * attributes take precedence and the attributes of the bottom line are deleted. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7539 * For all other text changes line attributes will remain unchanged. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7540 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7541 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7542 * @param startLine first line the justify is applied to, 0 based |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7543 * @param lineCount number of lines the justify applies to. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7544 * @param justify true if lines should be justified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7545 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7546 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7547 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7548 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7549 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7550 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7551 * <li>ERROR_INVALID_ARGUMENT when the specified line range is invalid</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7552 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7553 * @see #setJustify(bool) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7554 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7555 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7556 public void setLineJustify(int startLine, int lineCount, bool justify) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7557 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7558 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7559 if (startLine < 0 || startLine + lineCount > content.getLineCount()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7560 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7561 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7562 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7563 renderer.setLineJustify(startLine, lineCount, justify); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7564 resetCache(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7565 redrawLines(startLine, lineCount); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7566 int caretLine = getCaretLine(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7567 if (startLine <= caretLine && caretLine < startLine + lineCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7568 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7569 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7570 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7571 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7572 * Sets the line spacing of the widget. The line spacing applies for all lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7573 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7574 * @param lineSpacing the line spacing |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7575 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7576 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7577 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7578 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7579 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7580 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7581 public void setLineSpacing(int lineSpacing) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7582 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7583 if (this.lineSpacing is lineSpacing || lineSpacing < 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7584 this.lineSpacing = lineSpacing; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7585 setVariableLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7586 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7587 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7588 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7589 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7590 void setMargins (int leftMargin, int topMargin, int rightMargin, int bottomMargin) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7591 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7592 this.leftMargin = leftMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7593 this.topMargin = topMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7594 this.rightMargin = rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7595 this.bottomMargin = bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7596 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7597 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7598 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7599 * Flips selection anchor based on word selection direction. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7600 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7601 void setMouseWordSelectionAnchor() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7602 if (clickCount > 1) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7603 if (caretOffset < doubleClickSelection.x) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7604 selectionAnchor = doubleClickSelection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7605 } else if (caretOffset > doubleClickSelection.y) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7606 selectionAnchor = doubleClickSelection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7607 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7608 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7609 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7610 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7611 * Sets the orientation of the receiver, which must be one |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7612 * of the constants <code>SWT.LEFT_TO_RIGHT</code> or <code>SWT.RIGHT_TO_LEFT</code>. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7613 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7614 * @param orientation new orientation style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7615 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7616 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7617 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7618 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7619 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7620 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7621 * @since 2.1.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7622 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7623 public void setOrientation(int orientation) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7624 if ((orientation & (SWT.RIGHT_TO_LEFT | SWT.LEFT_TO_RIGHT)) is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7625 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7626 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7627 if ((orientation & SWT.RIGHT_TO_LEFT) !is 0 && (orientation & SWT.LEFT_TO_RIGHT) !is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7628 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7629 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7630 if ((orientation & SWT.RIGHT_TO_LEFT) !is 0 && isMirrored()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7631 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7632 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7633 if ((orientation & SWT.LEFT_TO_RIGHT) !is 0 && !isMirrored()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7634 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7635 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7636 if (!BidiUtil.setOrientation(this, orientation)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7637 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7638 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7639 isMirrored_ = (orientation & SWT.RIGHT_TO_LEFT) !is 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7640 caretDirection = SWT.NULL; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7641 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7642 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7643 keyActionMap = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7644 createKeyBindings(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7645 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7646 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7647 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7648 * Adjusts the maximum and the page size of the scroll bars to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7649 * reflect content width/length changes. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7650 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7651 * @param vertical indicates if the vertical scrollbar also needs to be set |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7652 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7653 void setScrollBars(bool vertical) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7654 int inactive = 1; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7655 if (vertical || !isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7656 ScrollBar verticalBar = getVerticalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7657 if (verticalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7658 int maximum = renderer.getHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7659 // only set the real values if the scroll bar can be used |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7660 // (ie. because the thumb size is less than the scroll maximum) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7661 // avoids flashing on Motif, fixes 1G7RE1J and 1G5SE92 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7662 if (clientAreaHeight < maximum) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7663 verticalBar.setMaximum(maximum); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7664 verticalBar.setThumb(clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7665 verticalBar.setPageIncrement(clientAreaHeight); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7666 } else if (verticalBar.getThumb() !is inactive || verticalBar.getMaximum() !is inactive) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7667 verticalBar.setValues( |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7668 verticalBar.getSelection(), |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7669 verticalBar.getMinimum(), |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7670 inactive, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7671 inactive, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7672 verticalBar.getIncrement(), |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7673 inactive); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7674 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7675 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7676 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7677 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7678 if (horizontalBar !is null && horizontalBar.getVisible()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7679 int maximum = renderer.getWidth(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7680 // only set the real values if the scroll bar can be used |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7681 // (ie. because the thumb size is less than the scroll maximum) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7682 // avoids flashing on Motif, fixes 1G7RE1J and 1G5SE92 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7683 if (clientAreaWidth < maximum) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7684 horizontalBar.setMaximum(maximum); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7685 horizontalBar.setThumb(clientAreaWidth - leftMargin - rightMargin); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7686 horizontalBar.setPageIncrement(clientAreaWidth - leftMargin - rightMargin); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7687 } else if (horizontalBar.getThumb() !is inactive || horizontalBar.getMaximum() !is inactive) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7688 horizontalBar.setValues( |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7689 horizontalBar.getSelection(), |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7690 horizontalBar.getMinimum(), |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7691 inactive, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7692 inactive, |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7693 horizontalBar.getIncrement(), |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7694 inactive); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7695 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7696 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7697 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7698 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7699 * Sets the selection to the given position and scrolls it into view. Equivalent to setSelection(start,start). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7700 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7701 * @param start new caret position |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7702 * @see #setSelection(int,int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7703 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7704 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7705 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7706 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7707 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7708 * <li>ERROR_INVALID_ARGUMENT when either the start or the end of the selection range is inside a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7709 * multi byte line delimiter (and thus neither clearly in front of or after the line delimiter) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7710 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7711 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7712 public void setSelection(int start) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7713 // checkWidget test done in setSelectionRange |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7714 setSelection(start, start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7715 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7716 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7717 * Sets the selection and scrolls it into view. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7718 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7719 * Indexing is zero based. Text selections are specified in terms of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7720 * caret positions. In a text widget that contains N characters, there are |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7721 * N+1 caret positions, ranging from 0..N |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7722 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7723 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7724 * @param point x=selection start offset, y=selection end offset |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7725 * The caret will be placed at the selection start when x > y. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7726 * @see #setSelection(int,int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7727 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7728 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7729 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7730 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7731 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7732 * <li>ERROR_NULL_ARGUMENT when point is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7733 * <li>ERROR_INVALID_ARGUMENT when either the start or the end of the selection range is inside a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7734 * multi byte line delimiter (and thus neither clearly in front of or after the line delimiter) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7735 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7736 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7737 public void setSelection(Point point) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7738 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7739 if (point is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7740 setSelection(point.x, point.y); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7741 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7742 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7743 * Sets the receiver's selection background color to the color specified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7744 * by the argument, or to the default system color for the control |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7745 * if the argument is null. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7746 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7747 * @param color the new color (or null) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7748 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7749 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7750 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7751 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7752 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7753 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7754 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7755 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7756 * @since 2.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7757 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7758 public void setSelectionBackground (Color color) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7759 checkWidget (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7760 if (color !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7761 if (color.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7762 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7763 selectionBackground = color; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7764 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7765 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7766 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7767 * Sets the receiver's selection foreground color to the color specified |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7768 * by the argument, or to the default system color for the control |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7769 * if the argument is null. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7770 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7771 * Note that this is a <em>HINT</em>. Some platforms do not allow the application |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7772 * to change the selection foreground color. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7773 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7774 * @param color the new color (or null) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7775 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7776 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7777 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7778 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7779 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7780 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7781 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7782 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7783 * @since 2.1 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7784 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7785 public void setSelectionForeground (Color color) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7786 checkWidget (); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7787 if (color !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7788 if (color.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7789 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7790 selectionForeground = color; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7791 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7792 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7793 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7794 * Sets the selection and scrolls it into view. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7795 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7796 * Indexing is zero based. Text selections are specified in terms of |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7797 * caret positions. In a text widget that contains N characters, there are |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7798 * N+1 caret positions, ranging from 0..N |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7799 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7800 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7801 * @param start selection start offset. The caret will be placed at the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7802 * selection start when start > end. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7803 * @param end selection end offset |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7804 * @see #setSelectionRange(int,int) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7805 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7806 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7807 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7808 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7809 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7810 * <li>ERROR_INVALID_ARGUMENT when either the start or the end of the selection range is inside a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7811 * multi byte line delimiter (and thus neither clearly in front of or after the line delimiter) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7812 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7813 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7814 public void setSelection(int start, int end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7815 setSelectionRange(start, end - start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7816 showSelection(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7817 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7818 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7819 * Sets the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7820 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7821 * The new selection may not be visible. Call showSelection to scroll |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7822 * the selection into view. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7823 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7824 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7825 * @param start offset of the first selected character, start >= 0 must be true. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7826 * @param length number of characters to select, 0 <= start + length |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7827 * <= getCharCount() must be true. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7828 * A negative length places the caret at the selection start. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7829 * @param sendEvent a Selection event is sent when set to true and when |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7830 * the selection is reset. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7831 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7832 void setSelection(int start, int length, bool sendEvent) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7833 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7834 if (start > end) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7835 int temp = end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7836 end = start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7837 start = temp; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7838 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7839 // is the selection range different or is the selection direction |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7840 // different? |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7841 if (selection.x !is start || selection.y !is end || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7842 (length > 0 && selectionAnchor !is selection.x) || |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7843 (length < 0 && selectionAnchor !is selection.y)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7844 clearSelection(sendEvent); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7845 if (length < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7846 selectionAnchor = selection.y = end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7847 caretOffset = selection.x = start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7848 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7849 selectionAnchor = selection.x = start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7850 caretOffset = selection.y = end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7851 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7852 caretAlignment = PREVIOUS_OFFSET_TRAILING; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7853 internalRedrawRange(selection.x, selection.y - selection.x); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7854 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7855 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7856 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7857 * Sets the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7858 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7859 * The new selection may not be visible. Call showSelection to scroll the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7860 * into view. A negative length places the caret at the visual start of the selection. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7861 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7862 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7863 * @param start offset of the first selected character |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7864 * @param length number of characters to select |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7865 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7866 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7867 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7868 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7869 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7870 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7871 * <li>ERROR_INVALID_ARGUMENT when either the start or the end of the selection range is inside a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7872 * multi byte line delimiter (and thus neither clearly in front of or after the line delimiter) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7873 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7874 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7875 public void setSelectionRange(int start, int length) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7876 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7877 int contentLength = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7878 start = Math.max(0, Math.min (start, contentLength)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7879 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7880 if (end < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7881 length = -start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7882 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7883 if (end > contentLength) length = contentLength - start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7884 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7885 if (isLineDelimiter(start) || isLineDelimiter(start + length)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7886 // the start offset or end offset of the selection range is inside a |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7887 // multi byte line delimiter. This is an illegal operation and an exception |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7888 // is thrown. Fixes 1GDKK3R |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7889 SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7890 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7891 setSelection(start, length, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7892 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7893 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7894 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7895 * Adds the specified style. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7896 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7897 * The new style overwrites existing styles for the specified range. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7898 * Existing style ranges are adjusted if they partially overlap with |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7899 * the new style. To clear an individual style, call setStyleRange |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7900 * with a StyleRange that has null attributes. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7901 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7902 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7903 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7904 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7905 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7906 * @param range StyleRange object containing the style information. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7907 * Overwrites the old style in the given range. May be null to delete |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7908 * all styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7909 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7910 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7911 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7912 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7913 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7914 * <li>ERROR_INVALID_RANGE when the style range is outside the valid range (> getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7915 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7916 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7917 public void setStyleRange(StyleRange range) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7918 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7919 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7920 if (range !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7921 if (range.isUnstyled()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7922 setStyleRanges(range.start, range.length, null, null, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7923 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7924 setStyleRanges(range.start, 0, null, [range], false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7925 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7926 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7927 setStyleRanges(0, 0, null, null, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7928 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7929 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7930 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7931 * Clears the styles in the range specified by <code>start</code> and |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7932 * <code>length</code> and adds the new styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7933 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7934 * The ranges array contains start and length pairs. Each pair refers to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7935 * the corresponding style in the styles array. For example, the pair |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7936 * that starts at ranges[n] with length ranges[n+1] uses the style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7937 * at styles[n/2]. The range fields within each StyleRange are ignored. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7938 * If ranges or styles is null, the specified range is cleared. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7939 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7940 * Note: It is expected that the same instance of a StyleRange will occur |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7941 * multiple times within the styles array, reducing memory usage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7942 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7943 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7944 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7945 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7946 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7947 * @param start offset of first character where styles will be deleted |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7948 * @param length length of the range to delete styles in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7949 * @param ranges the array of ranges. The ranges must not overlap and must be in order. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7950 * @param styles the array of StyleRanges. The range fields within the StyleRange are unused. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7951 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7952 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7953 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7954 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7955 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7956 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7957 * <li>ERROR_NULL_ARGUMENT when an element in the styles array is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7958 * <li>ERROR_INVALID_RANGE when the number of ranges and style do not match (ranges.length * 2 is styles.length)</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7959 * <li>ERROR_INVALID_RANGE when a range is outside the valid range (> getCharCount() or less than zero)</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7960 * <li>ERROR_INVALID_RANGE when a range overlaps</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7961 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7962 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7963 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7964 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7965 public void setStyleRanges(int start, int length, int[] ranges, StyleRange[] styles) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7966 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7967 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7968 if (ranges is null || styles is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7969 setStyleRanges(start, length, null, null, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7970 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7971 setStyleRanges(start, length, ranges, styles, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7972 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7973 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7974 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7975 * Sets styles to be used for rendering the widget content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7976 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7977 * All styles in the widget will be replaced with the given set of ranges and styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7978 * The ranges array contains start and length pairs. Each pair refers to |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7979 * the corresponding style in the styles array. For example, the pair |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7980 * that starts at ranges[n] with length ranges[n+1] uses the style |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7981 * at styles[n/2]. The range fields within each StyleRange are ignored. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7982 * If either argument is null, the styles are cleared. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7983 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7984 * Note: It is expected that the same instance of a StyleRange will occur |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7985 * multiple times within the styles array, reducing memory usage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7986 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7987 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7988 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7989 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7990 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7991 * @param ranges the array of ranges. The ranges must not overlap and must be in order. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7992 * @param styles the array of StyleRanges. The range fields within the StyleRange are unused. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7993 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7994 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7995 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7996 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7997 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7998 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7999 * <li>ERROR_NULL_ARGUMENT when an element in the styles array is null</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8000 * <li>ERROR_INVALID_RANGE when the number of ranges and style do not match (ranges.length * 2 is styles.length)</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8001 * <li>ERROR_INVALID_RANGE when a range is outside the valid range (> getCharCount() or less than zero)</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8002 * <li>ERROR_INVALID_RANGE when a range overlaps</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8003 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8004 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8005 * @since 3.2 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8006 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8007 public void setStyleRanges(int[] ranges, StyleRange[] styles) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8008 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8009 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8010 if (ranges is null || styles is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8011 setStyleRanges(0, 0, null, null, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8012 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8013 setStyleRanges(0, 0, ranges, styles, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8014 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8015 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8016 void setStyleRanges(int start, int length, int[] ranges, StyleRange[] styles, bool reset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8017 int charCount = content.getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8018 int end = start + length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8019 if (start > end || start < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8020 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8021 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8022 if (styles !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8023 if (end > charCount) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8024 SWT.error(SWT.ERROR_INVALID_RANGE); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8025 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8026 if (ranges !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8027 if (ranges.length !is styles.length << 1) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8028 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8029 int lastOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8030 bool variableHeight = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8031 for (int i = 0; i < styles.length; i ++) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8032 if (styles[i] is null) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8033 int rangeStart, rangeLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8034 if (ranges !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8035 rangeStart = ranges[i << 1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8036 rangeLength = ranges[(i << 1) + 1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8037 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8038 rangeStart = styles[i].start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8039 rangeLength = styles[i].length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8040 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8041 if (rangeLength < 0) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8042 if (!(0 <= rangeStart && rangeStart + rangeLength <= charCount)) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8043 if (lastOffset > rangeStart) SWT.error(SWT.ERROR_INVALID_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8044 variableHeight |= styles[i].isVariableHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8045 lastOffset = rangeStart + rangeLength; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8046 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8047 if (variableHeight) setVariableLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8048 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8049 int rangeStart = start, rangeEnd = end; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8050 if (styles !is null && styles.length > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8051 if (ranges !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8052 rangeStart = ranges[0]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8053 rangeEnd = ranges[ranges.length - 2] + ranges[ranges.length - 1]; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8054 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8055 rangeStart = styles[0].start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8056 rangeEnd = styles[styles.length - 1].start + styles[styles.length - 1].length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8057 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8058 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8059 int lastLineBottom = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8060 if (!isFixedLineHeight() && !reset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8061 int lineEnd = content.getLineAtOffset(Math.max(end, rangeEnd)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8062 int partialTopIndex = getPartialTopIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8063 int partialBottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8064 if (partialTopIndex <= lineEnd && lineEnd <= partialBottomIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8065 lastLineBottom = getLinePixel(lineEnd + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8066 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8067 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8068 if (reset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8069 renderer.setStyleRanges(null, null); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8070 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8071 renderer.updateRanges(start, length, length); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8072 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8073 if (styles !is null && styles.length > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8074 renderer.setStyleRanges(ranges, styles); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8075 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8076 if (reset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8077 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8078 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8079 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8080 int lineStart = content.getLineAtOffset(Math.min(start, rangeStart)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8081 int lineEnd = content.getLineAtOffset(Math.max(end, rangeEnd)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8082 resetCache(lineStart, lineEnd - lineStart + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8083 int partialTopIndex = getPartialTopIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8084 int partialBottomIndex = getPartialBottomIndex(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8085 if (!(lineStart > partialBottomIndex || lineEnd < partialTopIndex)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8086 int y = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8087 int height = clientAreaHeight; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8088 if (partialTopIndex <= lineStart && lineStart <= partialBottomIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8089 int lineTop = Math.max(y, getLinePixel(lineStart)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8090 y = lineTop; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8091 height -= lineTop; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8092 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8093 if (partialTopIndex <= lineEnd && lineEnd <= partialBottomIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8094 int newLastLineBottom = getLinePixel(lineEnd + 1); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8095 if (!isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8096 scrollText(lastLineBottom, newLastLineBottom); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8097 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8098 height = newLastLineBottom - y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8099 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8100 super.redraw(0, y, clientAreaWidth, height, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8101 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8102 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8103 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8104 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8105 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8106 * Sets styles to be used for rendering the widget content. All styles |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8107 * in the widget will be replaced with the given set of styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8108 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8109 * Note: Because a StyleRange includes the start and length, the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8110 * same instance cannot occur multiple times in the array of styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8111 * If the same style attributes, such as font and color, occur in |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8112 * multiple StyleRanges, <code>setStyleRanges(int[], StyleRange[])</code> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8113 * can be used to share styles and reduce memory usage. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8114 * </p><p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8115 * Should not be called if a LineStyleListener has been set since the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8116 * listener maintains the styles. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8117 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8118 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8119 * @param ranges StyleRange objects containing the style information. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8120 * The ranges should not overlap. The style rendering is undefined if |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8121 * the ranges do overlap. Must not be null. The styles need to be in order. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8122 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8123 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8124 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8125 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8126 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8127 * <li>ERROR_INVALID_RANGE when the last of the style ranges is outside the valid range (> getCharCount())</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8128 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8129 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8130 * @see #setStyleRanges(int[], StyleRange[]) |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8131 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8132 public void setStyleRanges(StyleRange[] ranges) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8133 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8134 if (isListening(LineGetStyle)) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8135 // SWT extension: allow null for zero length string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8136 //if (ranges is null) SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8137 setStyleRanges(0, 0, null, ranges, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8138 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8139 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8140 * Sets the tab width. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8141 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8142 * @param tabs tab width measured in characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8143 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8144 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8145 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8146 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8147 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8148 public void setTabs(int tabs) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8149 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8150 tabLength = tabs; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8151 renderer.setFont(null, tabs); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8152 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8153 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8154 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8155 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8156 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8157 * Sets the widget content. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8158 * If the widget has the SWT.SINGLE style and "text" contains more than |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8159 * one line, only the first line is rendered but the text is stored |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8160 * unchanged. A subsequent call to getText will return the same text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8161 * that was set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8162 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8163 * <b>Note:</b> Only a single line of text should be set when the SWT.SINGLE |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8164 * style is used. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8165 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8166 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8167 * @param text new widget content. Replaces existing content. Line styles |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8168 * that were set using StyledText API are discarded. The |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8169 * current selection is also discarded. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8170 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8171 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8172 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8173 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8174 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8175 public void setText(String text) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8176 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8177 // SWT extension: allow null for zero length string |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8178 // if (text is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8179 // SWT.error(SWT.ERROR_NULL_ARGUMENT); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8180 // } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8181 Event event = new Event(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8182 event.start = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8183 event.end = getCharCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8184 event.text = text; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8185 event.doit = true; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8186 notifyListeners(SWT.Verify, event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8187 if (event.doit) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8188 StyledTextEvent styledTextEvent = null; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8189 if (isListening(ExtendedModify)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8190 styledTextEvent = new StyledTextEvent(content); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8191 styledTextEvent.start = event.start; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8192 styledTextEvent.end = event.start + event.text.length; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8193 styledTextEvent.text = content.getTextRange(event.start, event.end - event.start); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8194 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8195 content.setText(event.text); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8196 sendModifyEvent(event); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8197 if (styledTextEvent !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8198 notifyListeners(ExtendedModify, styledTextEvent); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8199 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8200 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8201 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8202 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8203 * Sets the text limit to the specified number of characters. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8204 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8205 * The text limit specifies the amount of text that |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8206 * the user can type into the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8207 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8208 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8209 * @param limit the new text limit. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8210 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8211 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8212 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8213 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8214 * @exception IllegalArgumentException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8215 * <li>ERROR_CANNOT_BE_ZERO when limit is 0</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8216 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8217 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8218 public void setTextLimit(int limit) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8219 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8220 if (limit is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8221 SWT.error(SWT.ERROR_CANNOT_BE_ZERO); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8222 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8223 textLimit = limit; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8224 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8225 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8226 * Sets the top index. Do nothing if there is no text set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8227 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8228 * The top index is the index of the line that is currently at the top |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8229 * of the widget. The top index changes when the widget is scrolled. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8230 * Indexing starts from zero. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8231 * Note: The top index is reset to 0 when new text is set in the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8232 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8233 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8234 * @param topIndex new top index. Must be between 0 and |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8235 * getLineCount() - fully visible lines per page. If no lines are fully |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8236 * visible the maximum value is getLineCount() - 1. An out of range |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8237 * index will be adjusted accordingly. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8238 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8239 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8240 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8241 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8242 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8243 public void setTopIndex(int topIndex) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8244 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8245 if (getCharCount() is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8246 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8247 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8248 int lineCount = content.getLineCount(), pixel; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8249 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8250 int pageSize = Math.max(1, Math.min(lineCount, getLineCountWhole())); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8251 if (topIndex < 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8252 topIndex = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8253 } else if (topIndex > lineCount - pageSize) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8254 topIndex = lineCount - pageSize; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8255 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8256 pixel = getLinePixel(topIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8257 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8258 topIndex = Math.max(0, Math.min(lineCount - 1, topIndex)); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8259 pixel = getLinePixel(topIndex); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8260 if (pixel > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8261 pixel = getAvailableHeightBellow(pixel); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8262 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8263 pixel = getAvailableHeightAbove(pixel); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8264 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8265 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8266 scrollVertical(pixel, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8267 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8268 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8269 * Sets the top pixel offset. Do nothing if there is no text set. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8270 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8271 * The top pixel offset is the vertical pixel offset of the widget. The |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8272 * widget is scrolled so that the given pixel position is at the top. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8273 * The top index is adjusted to the corresponding top line. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8274 * Note: The top pixel is reset to 0 when new text is set in the widget. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8275 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8276 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8277 * @param pixel new top pixel offset. Must be between 0 and |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8278 * (getLineCount() - visible lines per page) / getLineHeight()). An out |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8279 * of range offset will be adjusted accordingly. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8280 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8281 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8282 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8283 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8284 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8285 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8286 public void setTopPixel(int pixel) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8287 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8288 if (getCharCount() is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8289 return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8290 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8291 if (pixel < 0) pixel = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8292 int lineCount = content.getLineCount(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8293 int height = clientAreaHeight - topMargin - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8294 int verticalOffset = getVerticalScrollOffset(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8295 if (isFixedLineHeight()) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8296 int maxTopPixel = Math.max(0, lineCount * getVerticalIncrement() - height); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8297 if (pixel > maxTopPixel) pixel = maxTopPixel; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8298 pixel -= verticalOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8299 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8300 pixel -= verticalOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8301 if (pixel > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8302 pixel = getAvailableHeightBellow(pixel); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8303 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8304 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8305 scrollVertical(pixel, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8306 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8307 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8308 * Sets whether the widget wraps lines. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8309 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8310 * This overrides the creation style bit SWT.WRAP. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8311 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8312 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8313 * @param wrap true=widget wraps lines, false=widget does not wrap lines |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8314 * @since 2.0 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8315 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8316 public void setWordWrap(bool wrap) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8317 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8318 if ((getStyle() & SWT.SINGLE) !is 0) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8319 if (wordWrap is wrap) return; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8320 wordWrap = wrap; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8321 setVariableLineHeight(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8322 resetCache(0, content.getLineCount()); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8323 horizontalScrollOffset = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8324 ScrollBar horizontalBar = getHorizontalBar(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8325 if (horizontalBar !is null) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8326 horizontalBar.setVisible(!wordWrap); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8327 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8328 setScrollBars(true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8329 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8330 super.redraw(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8331 } |
120
536e43f63c81
Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661
Denis Shelomovskij <verylonglogin.reg@gmail.com>
parents:
112
diff
changeset
|
8332 // DWT: If necessary, scroll to show the location |
0
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8333 bool showLocation(Rectangle rect, bool scrollPage) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8334 int clientAreaWidth = this.clientAreaWidth - leftMargin - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8335 int clientAreaHeight = this.clientAreaHeight - topMargin - bottomMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8336 bool scrolled = false; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8337 if (rect.y <= topMargin) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8338 scrolled = scrollVertical(rect.y - topMargin, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8339 } else if (rect.y + rect.height > clientAreaHeight) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8340 if (clientAreaHeight is 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8341 scrolled = scrollVertical(rect.y, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8342 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8343 scrolled = scrollVertical(rect.y + rect.height - clientAreaHeight, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8344 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8345 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8346 if (clientAreaWidth > 0) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8347 int minScroll = scrollPage ? clientAreaWidth / 4 : 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8348 if (rect.x < leftMargin) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8349 int scrollWidth = Math.max(leftMargin - rect.x, minScroll); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8350 int maxScroll = horizontalScrollOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8351 scrolled = scrollHorizontal(-Math.min(maxScroll, scrollWidth), true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8352 } else if (rect.x + rect.width > clientAreaWidth) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8353 int scrollWidth = Math.max(rect.x + rect.width - clientAreaWidth, minScroll); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8354 int maxScroll = renderer.getWidth() - horizontalScrollOffset - this.clientAreaWidth; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8355 scrolled = scrollHorizontal(Math.min(maxScroll, scrollWidth), true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8356 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8357 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8358 return scrolled; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8359 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8360 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8361 * Sets the caret location and scrolls the caret offset into view. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8362 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8363 void showCaret() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8364 Rectangle bounds = getBoundsAtOffset(caretOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8365 if (!showLocation(bounds, true)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8366 setCaretLocation(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8367 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8368 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8369 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8370 * Scrolls the selection into view. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8371 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8372 * The end of the selection will be scrolled into view. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8373 * Note that if a right-to-left selection exists, the end of the selection is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8374 * the visual beginning of the selection (i.e., where the caret is located). |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8375 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8376 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8377 * @exception SWTException <ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8378 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8379 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8380 * </ul> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8381 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8382 public void showSelection() { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8383 checkWidget(); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8384 // is selection from right-to-left? |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8385 bool rightToLeft = caretOffset is selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8386 int startOffset, endOffset; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8387 if (rightToLeft) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8388 startOffset = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8389 endOffset = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8390 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8391 startOffset = selection.x; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8392 endOffset = selection.y; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8393 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8394 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8395 Rectangle startBounds = getBoundsAtOffset(startOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8396 Rectangle endBounds = getBoundsAtOffset(endOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8397 |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8398 // can the selection be fully displayed within the widget's visible width? |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8399 int w = clientAreaWidth - leftMargin - rightMargin; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8400 bool selectionFits = rightToLeft ? startBounds.x - endBounds.x <= w : endBounds.x - startBounds.x <= w; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8401 if (selectionFits) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8402 // show as much of the selection as possible by first showing |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8403 // the start of the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8404 if (showLocation(startBounds, false)) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8405 // endX value could change if showing startX caused a scroll to occur |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8406 endBounds = getBoundsAtOffset(endOffset); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8407 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8408 // the character at endOffset is not part of the selection |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8409 endBounds.width = 0; |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8410 showLocation(endBounds, false); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8411 } else { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8412 // just show the end of the selection since the selection start |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8413 // will not be visible |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8414 showLocation(endBounds, true); |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8415 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8416 } |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8417 /** |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8418 * Updates the selection and caret position depending on the text change. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8419 * <p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8420 * If the selection intersects with the replaced text, the selection is |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8421 * reset and the caret moved to the end of the new text. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8422 * If the selection is behind the replaced text it is moved so that the |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8423 * same text remains selected. If the selection is before the replaced text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8424 * it is left unchanged. |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8425 * </p> |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8426 * |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8427 * @param startOffset offset of the text change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8428 * @param replacedLength length of text being replaced |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8429 * @param newLength length of new text |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8430 */ |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8431 void updateSelection(int startOffset, int replacedLength, int newLength) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8432 if (selection.y <= startOffset) { |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8433 // selection ends before text change |
6dd524f61e62
add dwt win and basic java stuff
Frank Benoit <benoit@tionex.de>
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8434 if (wordWrap) setCaretLocation(); |
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8435 return; |
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8436 } |
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parents:
diff
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8437 if (selection.x < startOffset) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
8438 // clear selection fragment before text change |
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parents:
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8439 internalRedrawRange(selection.x, startOffset - selection.x); |
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diff
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|
8440 } |
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parents:
diff
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|
8441 if (selection.y > startOffset + replacedLength && selection.x < startOffset + replacedLength) { |
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parents:
diff
changeset
|
8442 // clear selection fragment after text change. |
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diff
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|
8443 // do this only when the selection is actually affected by the |
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parents:
diff
changeset
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8444 // change. Selection is only affected if it intersects the change (1GDY217). |
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parents:
diff
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8445 int netNewLength = newLength - replacedLength; |
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parents:
diff
changeset
|
8446 int redrawStart = startOffset + newLength; |
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parents:
diff
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|
8447 internalRedrawRange(redrawStart, selection.y + netNewLength - redrawStart); |
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8448 } |
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diff
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|
8449 selectedTextValid = false; |
0
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diff
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|
8450 if (selection.y > startOffset && selection.x < startOffset + replacedLength) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8451 // selection intersects replaced text. set caret behind text change |
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parents:
diff
changeset
|
8452 setSelection(startOffset + newLength, 0, true); |
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changeset
|
8453 } else { |
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parents:
diff
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|
8454 // move selection to keep same text selected |
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parents:
diff
changeset
|
8455 setSelection(selection.x + newLength - replacedLength, selection.y - selection.x, true); |
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parents:
diff
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|
8456 } |
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parents:
diff
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|
8457 setCaretLocation(); |
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diff
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|
8458 } |
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parents:
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diff
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|
8459 |
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parents:
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diff
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|
8460 // DWT: to use instead of "offsetInLine - 1" |
536e43f63c81
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diff
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|
8461 int getPreviousCharOffset(String F = __FILE__, uint L = __LINE__)(int lineIndex, int offsetInLine) { |
536e43f63c81
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diff
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|
8462 String line = content.getLine(lineIndex); |
536e43f63c81
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|
8463 if(offsetInLine < 0 || offsetInLine > line.length) { |
536e43f63c81
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|
8464 getDwtLogger().warn(F, L, Format("Clamped UTF-8 offset:\noffsetInLine = {}, line.length = {}, line = {}", offsetInLine, line.length, line)); |
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|
8465 return offsetInLine - 1; |
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diff
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|
8466 } |
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diff
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|
8467 return line.offsetBefore(offsetInLine); |
536e43f63c81
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diff
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|
8468 } |
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8469 } |