78
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2007 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 examples.controlexample.TreeTab;
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14
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15
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16 import dwt.DWT;
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17 import dwt.events.DisposeEvent;
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18 import dwt.events.DisposeListener;
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19 import dwt.events.SelectionAdapter;
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20 import dwt.events.SelectionEvent;
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21 import dwt.events.SelectionListener;
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22 import dwt.graphics.Color;
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23 import dwt.graphics.Font;
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24 import dwt.graphics.FontData;
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25 import dwt.graphics.Image;
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26 import dwt.graphics.Point;
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27 import dwt.graphics.RGB;
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28 import dwt.layout.GridData;
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29 import dwt.layout.GridLayout;
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30 import dwt.widgets.Button;
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31 import dwt.widgets.Event;
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32 import dwt.widgets.Group;
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33 import dwt.widgets.Item;
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34 import dwt.widgets.Menu;
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35 import dwt.widgets.MenuItem;
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36 import dwt.widgets.TableItem;
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37 import dwt.widgets.Tree;
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38 import dwt.widgets.TreeColumn;
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39 import dwt.widgets.TreeItem;
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40 import dwt.widgets.Widget;
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41
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42 import examples.controlexample.Tab;
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43 import examples.controlexample.ControlExample;
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44 import examples.controlexample.ScrollableTab;
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45
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46 import dwt.dwthelper.utils;
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47
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48 import tango.text.convert.Format;
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49 import tango.util.Convert;
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50 import tango.core.Exception;
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51
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52 class TreeTab : ScrollableTab {
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53 /* Example widgets and groups that contain them */
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54 Tree tree1, tree2;
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55 TreeItem textNode1, imageNode1;
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56 Group treeGroup, imageTreeGroup, itemGroup;
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57
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58 /* Size widgets added to the "Size" group */
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59 Button packColumnsButton;
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60
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61 /* Style widgets added to the "Style" group */
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62 Button checkButton, fullSelectionButton;
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63
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64 /* Other widgets added to the "Other" group */
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65 Button multipleColumns, moveableColumns, resizableColumns, headerVisibleButton, sortIndicatorButton, headerImagesButton, subImagesButton, linesVisibleButton;
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66
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67 /* Controls and resources added to the "Colors and Fonts" group */
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68 static const int ITEM_FOREGROUND_COLOR = 3;
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69 static const int ITEM_BACKGROUND_COLOR = 4;
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70 static const int ITEM_FONT = 5;
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71 static const int CELL_FOREGROUND_COLOR = 6;
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72 static const int CELL_BACKGROUND_COLOR = 7;
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73 static const int CELL_FONT = 8;
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74 Color itemForegroundColor, itemBackgroundColor, cellForegroundColor, cellBackgroundColor;
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75 Font itemFont, cellFont;
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76
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77 static char[] [] columnTitles;
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78
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79 static char[][][] tableData;
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80
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81 Point menuMouseCoords;
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82
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83 /**
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84 * Creates the Tab within a given instance of ControlExample.
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85 */
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86 this(ControlExample instance) {
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87 super(instance);
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88 if( columnTitles.length is 0 ){
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89 columnTitles = [
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90 ControlExample.getResourceString("TableTitle_0"),
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91 ControlExample.getResourceString("TableTitle_1"),
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92 ControlExample.getResourceString("TableTitle_2"),
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93 ControlExample.getResourceString("TableTitle_3")];
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94 }
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95 if( tableData.length is 0 ){
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96 tableData = [
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97 [ ControlExample.getResourceString("TableLine0_0"),
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98 ControlExample.getResourceString("TableLine0_1"),
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99 ControlExample.getResourceString("TableLine0_2"),
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100 ControlExample.getResourceString("TableLine0_3") ],
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101 [ ControlExample.getResourceString("TableLine1_0"),
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102 ControlExample.getResourceString("TableLine1_1"),
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103 ControlExample.getResourceString("TableLine1_2"),
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104 ControlExample.getResourceString("TableLine1_3") ],
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105 [ ControlExample.getResourceString("TableLine2_0"),
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106 ControlExample.getResourceString("TableLine2_1"),
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107 ControlExample.getResourceString("TableLine2_2"),
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108 ControlExample.getResourceString("TableLine2_3") ] ];
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109 }
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110 }
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111
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112 /**
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113 * Creates the "Colors and Fonts" group.
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114 */
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115 void createColorAndFontGroup () {
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116 super.createColorAndFontGroup();
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117
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118 TableItem item = new TableItem(colorAndFontTable, DWT.None);
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119 item.setText(ControlExample.getResourceString ("Item_Foreground_Color"));
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120 item = new TableItem(colorAndFontTable, DWT.None);
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121 item.setText(ControlExample.getResourceString ("Item_Background_Color"));
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122 item = new TableItem(colorAndFontTable, DWT.None);
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123 item.setText(ControlExample.getResourceString ("Item_Font"));
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124 item = new TableItem(colorAndFontTable, DWT.None);
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125 item.setText(ControlExample.getResourceString ("Cell_Foreground_Color"));
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126 item = new TableItem(colorAndFontTable, DWT.None);
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127 item.setText(ControlExample.getResourceString ("Cell_Background_Color"));
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128 item = new TableItem(colorAndFontTable, DWT.None);
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129 item.setText(ControlExample.getResourceString ("Cell_Font"));
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130
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131 shell.addDisposeListener(new class() DisposeListener {
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132 public void widgetDisposed(DisposeEvent event) {
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133 if (itemBackgroundColor !is null) itemBackgroundColor.dispose();
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134 if (itemForegroundColor !is null) itemForegroundColor.dispose();
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135 if (itemFont !is null) itemFont.dispose();
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136 if (cellBackgroundColor !is null) cellBackgroundColor.dispose();
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137 if (cellForegroundColor !is null) cellForegroundColor.dispose();
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138 if (cellFont !is null) cellFont.dispose();
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139 itemBackgroundColor = null;
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140 itemForegroundColor = null;
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141 itemFont = null;
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142 cellBackgroundColor = null;
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143 cellForegroundColor = null;
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144 cellFont = null;
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145 }
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146 });
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147 }
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148
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149 void changeFontOrColor(int index) {
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150 switch (index) {
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151 case ITEM_FOREGROUND_COLOR: {
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152 Color oldColor = itemForegroundColor;
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153 if (oldColor is null) oldColor = textNode1.getForeground ();
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154 colorDialog.setRGB(oldColor.getRGB());
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155 RGB rgb = colorDialog.open();
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156 if (rgb is null) return;
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157 oldColor = itemForegroundColor;
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158 itemForegroundColor = new Color (display, rgb);
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159 setItemForeground ();
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160 if (oldColor !is null) oldColor.dispose ();
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161 }
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162 break;
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163 case ITEM_BACKGROUND_COLOR: {
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164 Color oldColor = itemBackgroundColor;
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165 if (oldColor is null) oldColor = textNode1.getBackground ();
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166 colorDialog.setRGB(oldColor.getRGB());
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167 RGB rgb = colorDialog.open();
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168 if (rgb is null) return;
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169 oldColor = itemBackgroundColor;
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170 itemBackgroundColor = new Color (display, rgb);
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171 setItemBackground ();
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172 if (oldColor !is null) oldColor.dispose ();
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173 }
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174 break;
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175 case ITEM_FONT: {
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176 Font oldFont = itemFont;
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177 if (oldFont is null) oldFont = textNode1.getFont ();
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178 fontDialog.setFontList(oldFont.getFontData());
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179 FontData fontData = fontDialog.open ();
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180 if (fontData is null) return;
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181 oldFont = itemFont;
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182 itemFont = new Font (display, fontData);
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183 setItemFont ();
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184 setExampleWidgetSize ();
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185 if (oldFont !is null) oldFont.dispose ();
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186 }
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187 break;
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188 case CELL_FOREGROUND_COLOR: {
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189 Color oldColor = cellForegroundColor;
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190 if (oldColor is null) oldColor = textNode1.getForeground (1);
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191 colorDialog.setRGB(oldColor.getRGB());
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192 RGB rgb = colorDialog.open();
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193 if (rgb is null) return;
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194 oldColor = cellForegroundColor;
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195 cellForegroundColor = new Color (display, rgb);
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196 setCellForeground ();
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197 if (oldColor !is null) oldColor.dispose ();
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198 }
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199 break;
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200 case CELL_BACKGROUND_COLOR: {
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201 Color oldColor = cellBackgroundColor;
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202 if (oldColor is null) oldColor = textNode1.getBackground (1);
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203 colorDialog.setRGB(oldColor.getRGB());
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204 RGB rgb = colorDialog.open();
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205 if (rgb is null) return;
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206 oldColor = cellBackgroundColor;
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207 cellBackgroundColor = new Color (display, rgb);
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208 setCellBackground ();
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209 if (oldColor !is null) oldColor.dispose ();
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210 }
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211 break;
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212 case CELL_FONT: {
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213 Font oldFont = cellFont;
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214 if (oldFont is null) oldFont = textNode1.getFont (1);
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215 fontDialog.setFontList(oldFont.getFontData());
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216 FontData fontData = fontDialog.open ();
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217 if (fontData is null) return;
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218 oldFont = cellFont;
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219 cellFont = new Font (display, fontData);
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220 setCellFont ();
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221 setExampleWidgetSize ();
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222 if (oldFont !is null) oldFont.dispose ();
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223 }
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224 break;
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225 default:
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226 super.changeFontOrColor(index);
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227 }
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228 }
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229
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230 /**
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231 * Creates the "Other" group.
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232 */
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233 void createOtherGroup () {
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234 super.createOtherGroup ();
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235
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236 /* Create display controls specific to this example */
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237 linesVisibleButton = new Button (otherGroup, DWT.CHECK);
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238 linesVisibleButton.setText (ControlExample.getResourceString("Lines_Visible"));
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239 multipleColumns = new Button (otherGroup, DWT.CHECK);
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240 multipleColumns.setText (ControlExample.getResourceString("Multiple_Columns"));
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241 headerVisibleButton = new Button (otherGroup, DWT.CHECK);
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242 headerVisibleButton.setText (ControlExample.getResourceString("Header_Visible"));
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243 sortIndicatorButton = new Button (otherGroup, DWT.CHECK);
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244 sortIndicatorButton.setText (ControlExample.getResourceString("Sort_Indicator"));
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245 moveableColumns = new Button (otherGroup, DWT.CHECK);
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246 moveableColumns.setText (ControlExample.getResourceString("Moveable_Columns"));
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247 resizableColumns = new Button (otherGroup, DWT.CHECK);
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248 resizableColumns.setText (ControlExample.getResourceString("Resizable_Columns"));
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249 headerImagesButton = new Button (otherGroup, DWT.CHECK);
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250 headerImagesButton.setText (ControlExample.getResourceString("Header_Images"));
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251 subImagesButton = new Button (otherGroup, DWT.CHECK);
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252 subImagesButton.setText (ControlExample.getResourceString("Sub_Images"));
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253
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254 /* Add the listeners */
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255 linesVisibleButton.addSelectionListener (new class() SelectionAdapter {
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256 public void widgetSelected (SelectionEvent event) {
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257 setWidgetLinesVisible ();
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258 }
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259 });
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260 multipleColumns.addSelectionListener (new class() SelectionAdapter {
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261 public void widgetSelected (SelectionEvent event) {
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262 recreateExampleWidgets ();
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263 }
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264 });
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265 headerVisibleButton.addSelectionListener (new class() SelectionAdapter {
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266 public void widgetSelected (SelectionEvent event) {
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267 setWidgetHeaderVisible ();
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268 }
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269 });
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270 sortIndicatorButton.addSelectionListener (new class() SelectionAdapter {
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271 public void widgetSelected (SelectionEvent event) {
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272 setWidgetSortIndicator ();
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273 }
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274 });
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275 moveableColumns.addSelectionListener (new class() SelectionAdapter {
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276 public void widgetSelected (SelectionEvent event) {
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277 setColumnsMoveable ();
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278 }
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279 });
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280 resizableColumns.addSelectionListener (new class() SelectionAdapter {
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281 public void widgetSelected (SelectionEvent event) {
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282 setColumnsResizable ();
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283 }
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284 });
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285 headerImagesButton.addSelectionListener (new class() SelectionAdapter {
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286 public void widgetSelected (SelectionEvent event) {
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287 recreateExampleWidgets ();
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288 }
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289 });
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290 subImagesButton.addSelectionListener (new class() SelectionAdapter {
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291 public void widgetSelected (SelectionEvent event) {
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292 recreateExampleWidgets ();
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293 }
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294 });
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295 }
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296
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297 /**
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298 * Creates the "Example" group.
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299 */
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300 void createExampleGroup () {
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301 super.createExampleGroup ();
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302
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303 /* Create a group for the text tree */
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304 treeGroup = new Group (exampleGroup, DWT.NONE);
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305 treeGroup.setLayout (new GridLayout ());
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306 treeGroup.setLayoutData (new GridData (DWT.FILL, DWT.FILL, true, true));
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307 treeGroup.setText ("Tree");
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308
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309 /* Create a group for the image tree */
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310 imageTreeGroup = new Group (exampleGroup, DWT.NONE);
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311 imageTreeGroup.setLayout (new GridLayout ());
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312 imageTreeGroup.setLayoutData (new GridData (DWT.FILL, DWT.FILL, true, true));
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313 imageTreeGroup.setText (ControlExample.getResourceString("Tree_With_Images"));
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314 }
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315
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316 /**
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317 * Creates the "Example" widgets.
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318 */
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319 void createExampleWidgets () {
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320 /* Compute the widget style */
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321 int style = getDefaultStyle();
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322 if (singleButton.getSelection()) style |= DWT.SINGLE;
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323 if (multiButton.getSelection()) style |= DWT.MULTI;
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324 if (horizontalButton.getSelection ()) style |= DWT.H_SCROLL;
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325 if (verticalButton.getSelection ()) style |= DWT.V_SCROLL;
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326 if (checkButton.getSelection()) style |= DWT.CHECK;
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327 if (fullSelectionButton.getSelection ()) style |= DWT.FULL_SELECTION;
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328 if (borderButton.getSelection()) style |= DWT.BORDER;
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329
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330 /* Create the text tree */
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331 tree1 = new Tree (treeGroup, style);
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332 bool multiColumn = multipleColumns.getSelection();
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333 if (multiColumn) {
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334 for (int i = 0; i < columnTitles.length; i++) {
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335 TreeColumn treeColumn = new TreeColumn(tree1, DWT.NONE);
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336 treeColumn.setText(columnTitles[i]);
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337 treeColumn.setToolTipText(Format( ControlExample.getResourceString("Tooltip") , columnTitles[i]));
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338 }
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339 tree1.setSortColumn(tree1.getColumn(0));
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340 }
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341 for (int i = 0; i < 4; i++) {
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342 TreeItem item = new TreeItem (tree1, DWT.NONE);
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343 setItemText(item, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1)));
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344 if (i < 3) {
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345 TreeItem subitem = new TreeItem (item, DWT.NONE);
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346 setItemText(subitem, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1) ~ "_1"));
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347 }
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348 }
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349 TreeItem treeRoots[] = tree1.getItems ();
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350 TreeItem item = new TreeItem (treeRoots[1], DWT.NONE);
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351 setItemText(item, 1, ControlExample.getResourceString("Node_2_2"));
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352 item = new TreeItem (item, DWT.NONE);
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353 setItemText(item, 1, ControlExample.getResourceString("Node_2_2_1"));
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354 textNode1 = treeRoots[0];
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355 packColumns(tree1);
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356 try {
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357 TreeColumn column = tree1.getColumn(0);
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358 resizableColumns.setSelection (column.getResizable());
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359 } catch (IllegalArgumentException ex) {}
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360
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361 /* Create the image tree */
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362 tree2 = new Tree (imageTreeGroup, style);
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363 Image image = instance.images[ControlExample.ciClosedFolder];
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364 if (multiColumn) {
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365 for (int i = 0; i < columnTitles.length; i++) {
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366 TreeColumn treeColumn = new TreeColumn(tree2, DWT.NONE);
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367 treeColumn.setText(columnTitles[i]);
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368 treeColumn.setToolTipText(Format( ControlExample.getResourceString("Tooltip"), columnTitles[i]));
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369 if (headerImagesButton.getSelection()) treeColumn.setImage(image);
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370 }
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371 }
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372 for (int i = 0; i < 4; i++) {
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373 item = new TreeItem (tree2, DWT.NONE);
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374 setItemText(item, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1)));
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375 if (multiColumn && subImagesButton.getSelection()) {
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376 for (int j = 0; j < columnTitles.length; j++) {
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377 item.setImage(j, image);
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378 }
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379 } else {
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380 item.setImage(image);
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381 }
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382 if (i < 3) {
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383 TreeItem subitem = new TreeItem (item, DWT.NONE);
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384 setItemText(subitem, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1) ~ "_1"));
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385 if (multiColumn && subImagesButton.getSelection()) {
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386 for (int j = 0; j < columnTitles.length; j++) {
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387 subitem.setImage(j, image);
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388 }
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389 } else {
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390 subitem.setImage(image);
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391 }
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392 }
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393 }
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394 treeRoots = tree2.getItems ();
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395 item = new TreeItem (treeRoots[1], DWT.NONE);
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396 setItemText(item, 1, ControlExample.getResourceString("Node_2_2"));
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397 if (multiColumn && subImagesButton.getSelection()) {
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398 for (int j = 0; j < columnTitles.length; j++) {
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399 item.setImage(j, image);
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400 }
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401 } else {
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402 item.setImage(image);
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403 }
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404 item = new TreeItem (item, DWT.NONE);
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405 setItemText(item, 1, ControlExample.getResourceString("Node_2_2_1"));
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406 if (multiColumn && subImagesButton.getSelection()) {
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407 for (int j = 0; j < columnTitles.length; j++) {
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408 item.setImage(j, image);
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409 }
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410 } else {
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411 item.setImage(image);
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412 }
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413 imageNode1 = treeRoots[0];
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414 packColumns(tree2);
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415 }
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416
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417 void setItemText(TreeItem item, int i, char[] node) {
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418 int index = i % 3;
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419 if (multipleColumns.getSelection()) {
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420 tableData [index][0] = node;
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421 item.setText (tableData [index]);
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422 } else {
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423 item.setText (node);
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424 }
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425 }
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426
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427 /**
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428 * Creates the "Size" group. The "Size" group contains
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429 * controls that allow the user to change the size of
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430 * the example widgets.
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431 */
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432 void createSizeGroup () {
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433 super.createSizeGroup();
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434
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435 packColumnsButton = new Button (sizeGroup, DWT.PUSH);
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436 packColumnsButton.setText (ControlExample.getResourceString("Pack_Columns"));
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437 packColumnsButton.addSelectionListener(new class() SelectionAdapter {
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438 public void widgetSelected (SelectionEvent event) {
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439 packColumns (tree1);
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440 packColumns (tree2);
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441 setExampleWidgetSize ();
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442 }
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443 });
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444 }
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445
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446 /**
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447 * Creates the "Style" group.
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448 */
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449 void createStyleGroup() {
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450 super.createStyleGroup();
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451
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452 /* Create the extra widgets */
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453 checkButton = new Button (styleGroup, DWT.CHECK);
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454 checkButton.setText ("DWT.CHECK");
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455 fullSelectionButton = new Button (styleGroup, DWT.CHECK);
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456 fullSelectionButton.setText ("DWT.FULL_SELECTION");
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457 }
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458
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459 /**
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460 * Gets the "Example" widget children's items, if any.
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461 *
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462 * @return an array containing the example widget children's items
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463 */
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464 Item [] getExampleWidgetItems () {
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465 /* Note: We do not bother collecting the tree items
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466 * because tree items don't have any events. If events
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467 * are ever added to TreeItem, then this needs to change.
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468 */
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469 Item [] columns1 = tree1.getColumns();
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470 Item [] columns2 = tree2.getColumns();
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471 Item [] allItems = new Item [columns1.length + columns2.length];
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472 System.arraycopy(columns1, 0, allItems, 0, columns1.length);
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473 System.arraycopy(columns2, 0, allItems, columns1.length, columns2.length);
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474 return allItems;
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475 }
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476
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477 /**
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478 * Gets the "Example" widget children.
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479 */
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480 Widget [] getExampleWidgets () {
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481 return [ cast(Widget) tree1, tree2 ];
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482 }
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483
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484 /**
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485 * Returns a list of set/get API method names (without the set/get prefix)
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486 * that can be used to set/get values in the example control(s).
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487 */
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488 char[][] getMethodNames() {
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489 return ["ColumnOrder", "Selection", "ToolTipText", "TopItem"];
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490 }
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491
|
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492 //PORTING_LEFT
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493 /+
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494 Object[] parameterForType(char[] typeName, char[] value, Widget widget) {
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495 if (typeName.equals("org.eclipse.swt.widgets.TreeItem")) {
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496 TreeItem item = findItem(value, ((Tree) widget).getItems());
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497 if (item !is null) return new Object[] {item};
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498 }
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499 if (typeName.equals("[Lorg.eclipse.swt.widgets.TreeItem;")) {
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500 char[][] values = split(value, ',');
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501 TreeItem[] items = new TreeItem[values.length];
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502 for (int i = 0; i < values.length; i++) {
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503 TreeItem item = findItem(values[i], ((Tree) widget).getItems());
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504 if (item is null) break;
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505 items[i] = item;
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506 }
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507 return new Object[] {items};
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508 }
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509 return super.parameterForType(typeName, value, widget);
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510 }
|
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511 +/
|
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512 TreeItem findItem(char[] value, TreeItem[] items) {
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513 for (int i = 0; i < items.length; i++) {
|
|
514 TreeItem item = items[i];
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515 if (item.getText() == value ) return item;
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516 item = findItem(value, item.getItems());
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|
517 if (item !is null) return item;
|
|
518 }
|
|
519 return null;
|
|
520 }
|
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521
|
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522 /**
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523 * Gets the text for the tab folder item.
|
|
524 */
|
|
525 char[] getTabText () {
|
|
526 return "Tree";
|
|
527 }
|
|
528
|
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529 void packColumns (Tree tree) {
|
|
530 if (multipleColumns.getSelection()) {
|
|
531 int columnCount = tree.getColumnCount();
|
|
532 for (int i = 0; i < columnCount; i++) {
|
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533 TreeColumn treeColumn = tree.getColumn(i);
|
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534 treeColumn.pack();
|
|
535 }
|
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536 }
|
|
537 }
|
|
538
|
|
539 /**
|
|
540 * Sets the moveable columns state of the "Example" widgets.
|
|
541 */
|
|
542 void setColumnsMoveable () {
|
|
543 bool selection = moveableColumns.getSelection();
|
|
544 TreeColumn[] columns1 = tree1.getColumns();
|
|
545 for (int i = 0; i < columns1.length; i++) {
|
|
546 columns1[i].setMoveable(selection);
|
|
547 }
|
|
548 TreeColumn[] columns2 = tree2.getColumns();
|
|
549 for (int i = 0; i < columns2.length; i++) {
|
|
550 columns2[i].setMoveable(selection);
|
|
551 }
|
|
552 }
|
|
553
|
|
554 /**
|
|
555 * Sets the resizable columns state of the "Example" widgets.
|
|
556 */
|
|
557 void setColumnsResizable () {
|
|
558 bool selection = resizableColumns.getSelection();
|
|
559 TreeColumn[] columns1 = tree1.getColumns();
|
|
560 for (int i = 0; i < columns1.length; i++) {
|
|
561 columns1[i].setResizable(selection);
|
|
562 }
|
|
563 TreeColumn[] columns2 = tree2.getColumns();
|
|
564 for (int i = 0; i < columns2.length; i++) {
|
|
565 columns2[i].setResizable(selection);
|
|
566 }
|
|
567 }
|
|
568
|
|
569 /**
|
|
570 * Sets the foreground color, background color, and font
|
|
571 * of the "Example" widgets to their default settings.
|
|
572 * Also sets foreground and background color of the Node 1
|
|
573 * TreeItems to default settings.
|
|
574 */
|
|
575 void resetColorsAndFonts () {
|
|
576 super.resetColorsAndFonts ();
|
|
577 Color oldColor = itemForegroundColor;
|
|
578 itemForegroundColor = null;
|
|
579 setItemForeground ();
|
|
580 if (oldColor !is null) oldColor.dispose();
|
|
581 oldColor = itemBackgroundColor;
|
|
582 itemBackgroundColor = null;
|
|
583 setItemBackground ();
|
|
584 if (oldColor !is null) oldColor.dispose();
|
|
585 Font oldFont = font;
|
|
586 itemFont = null;
|
|
587 setItemFont ();
|
|
588 if (oldFont !is null) oldFont.dispose();
|
|
589 oldColor = cellForegroundColor;
|
|
590 cellForegroundColor = null;
|
|
591 setCellForeground ();
|
|
592 if (oldColor !is null) oldColor.dispose();
|
|
593 oldColor = cellBackgroundColor;
|
|
594 cellBackgroundColor = null;
|
|
595 setCellBackground ();
|
|
596 if (oldColor !is null) oldColor.dispose();
|
|
597 oldFont = font;
|
|
598 cellFont = null;
|
|
599 setCellFont ();
|
|
600 if (oldFont !is null) oldFont.dispose();
|
|
601 }
|
|
602
|
|
603 /**
|
|
604 * Sets the state of the "Example" widgets.
|
|
605 */
|
|
606 void setExampleWidgetState () {
|
|
607 setItemBackground ();
|
|
608 setItemForeground ();
|
|
609 setItemFont ();
|
|
610 setCellBackground ();
|
|
611 setCellForeground ();
|
|
612 setCellFont ();
|
|
613 if (!instance.startup) {
|
|
614 setColumnsMoveable ();
|
|
615 setColumnsResizable ();
|
|
616 setWidgetHeaderVisible ();
|
|
617 setWidgetSortIndicator ();
|
|
618 setWidgetLinesVisible ();
|
|
619 }
|
|
620 super.setExampleWidgetState ();
|
|
621 checkButton.setSelection ((tree1.getStyle () & DWT.CHECK) !is 0);
|
|
622 checkButton.setSelection ((tree2.getStyle () & DWT.CHECK) !is 0);
|
|
623 fullSelectionButton.setSelection ((tree1.getStyle () & DWT.FULL_SELECTION) !is 0);
|
|
624 fullSelectionButton.setSelection ((tree2.getStyle () & DWT.FULL_SELECTION) !is 0);
|
|
625 try {
|
|
626 TreeColumn column = tree1.getColumn(0);
|
|
627 moveableColumns.setSelection (column.getMoveable());
|
|
628 resizableColumns.setSelection (column.getResizable());
|
|
629 } catch (IllegalArgumentException ex) {}
|
|
630 headerVisibleButton.setSelection (tree1.getHeaderVisible());
|
|
631 linesVisibleButton.setSelection (tree1.getLinesVisible());
|
|
632 }
|
|
633
|
|
634 /**
|
|
635 * Sets the background color of the Node 1 TreeItems in column 1.
|
|
636 */
|
|
637 void setCellBackground () {
|
|
638 if (!instance.startup) {
|
|
639 textNode1.setBackground (1, cellBackgroundColor);
|
|
640 imageNode1.setBackground (1, cellBackgroundColor);
|
|
641 }
|
|
642 /* Set the background color item's image to match the background color of the cell. */
|
|
643 Color color = cellBackgroundColor;
|
|
644 if (color is null) color = textNode1.getBackground (1);
|
|
645 TableItem item = colorAndFontTable.getItem(CELL_BACKGROUND_COLOR);
|
|
646 Image oldImage = item.getImage();
|
|
647 if (oldImage !is null) oldImage.dispose();
|
|
648 item.setImage (colorImage(color));
|
|
649 }
|
|
650
|
|
651 /**
|
|
652 * Sets the foreground color of the Node 1 TreeItems in column 1.
|
|
653 */
|
|
654 void setCellForeground () {
|
|
655 if (!instance.startup) {
|
|
656 textNode1.setForeground (1, cellForegroundColor);
|
|
657 imageNode1.setForeground (1, cellForegroundColor);
|
|
658 }
|
|
659 /* Set the foreground color item's image to match the foreground color of the cell. */
|
|
660 Color color = cellForegroundColor;
|
|
661 if (color is null) color = textNode1.getForeground (1);
|
|
662 TableItem item = colorAndFontTable.getItem(CELL_FOREGROUND_COLOR);
|
|
663 Image oldImage = item.getImage();
|
|
664 if (oldImage !is null) oldImage.dispose();
|
|
665 item.setImage (colorImage(color));
|
|
666 }
|
|
667
|
|
668 /**
|
|
669 * Sets the font of the Node 1 TreeItems in column 1.
|
|
670 */
|
|
671 void setCellFont () {
|
|
672 if (!instance.startup) {
|
|
673 textNode1.setFont (1, cellFont);
|
|
674 imageNode1.setFont (1, cellFont);
|
|
675 }
|
|
676 /* Set the font item's image to match the font of the item. */
|
|
677 Font ft = cellFont;
|
|
678 if (ft is null) ft = textNode1.getFont (1);
|
|
679 TableItem item = colorAndFontTable.getItem(CELL_FONT);
|
|
680 Image oldImage = item.getImage();
|
|
681 if (oldImage !is null) oldImage.dispose();
|
|
682 item.setImage (fontImage(ft));
|
|
683 item.setFont(ft);
|
|
684 colorAndFontTable.layout ();
|
|
685 }
|
|
686
|
|
687 /**
|
|
688 * Sets the background color of the Node 1 TreeItems.
|
|
689 */
|
|
690 void setItemBackground () {
|
|
691 if (!instance.startup) {
|
|
692 textNode1.setBackground (itemBackgroundColor);
|
|
693 imageNode1.setBackground (itemBackgroundColor);
|
|
694 }
|
|
695 /* Set the background button's color to match the background color of the item. */
|
|
696 Color color = itemBackgroundColor;
|
|
697 if (color is null) color = textNode1.getBackground ();
|
|
698 TableItem item = colorAndFontTable.getItem(ITEM_BACKGROUND_COLOR);
|
|
699 Image oldImage = item.getImage();
|
|
700 if (oldImage !is null) oldImage.dispose();
|
|
701 item.setImage (colorImage(color));
|
|
702 }
|
|
703
|
|
704 /**
|
|
705 * Sets the foreground color of the Node 1 TreeItems.
|
|
706 */
|
|
707 void setItemForeground () {
|
|
708 if (!instance.startup) {
|
|
709 textNode1.setForeground (itemForegroundColor);
|
|
710 imageNode1.setForeground (itemForegroundColor);
|
|
711 }
|
|
712 /* Set the foreground button's color to match the foreground color of the item. */
|
|
713 Color color = itemForegroundColor;
|
|
714 if (color is null) color = textNode1.getForeground ();
|
|
715 TableItem item = colorAndFontTable.getItem(ITEM_FOREGROUND_COLOR);
|
|
716 Image oldImage = item.getImage();
|
|
717 if (oldImage !is null) oldImage.dispose();
|
|
718 item.setImage (colorImage(color));
|
|
719 }
|
|
720
|
|
721 /**
|
|
722 * Sets the font of the Node 1 TreeItems.
|
|
723 */
|
|
724 void setItemFont () {
|
|
725 if (!instance.startup) {
|
|
726 textNode1.setFont (itemFont);
|
|
727 imageNode1.setFont (itemFont);
|
|
728 }
|
|
729 /* Set the font item's image to match the font of the item. */
|
|
730 Font ft = itemFont;
|
|
731 if (ft is null) ft = textNode1.getFont ();
|
|
732 TableItem item = colorAndFontTable.getItem(ITEM_FONT);
|
|
733 Image oldImage = item.getImage();
|
|
734 if (oldImage !is null) oldImage.dispose();
|
|
735 item.setImage (fontImage(ft));
|
|
736 item.setFont(ft);
|
|
737 colorAndFontTable.layout ();
|
|
738 }
|
|
739
|
|
740 /**
|
|
741 * Sets the header visible state of the "Example" widgets.
|
|
742 */
|
|
743 void setWidgetHeaderVisible () {
|
|
744 tree1.setHeaderVisible (headerVisibleButton.getSelection ());
|
|
745 tree2.setHeaderVisible (headerVisibleButton.getSelection ());
|
|
746 }
|
|
747
|
|
748 /**
|
|
749 * Sets the sort indicator state of the "Example" widgets.
|
|
750 */
|
|
751 void setWidgetSortIndicator () {
|
|
752 if (sortIndicatorButton.getSelection ()) {
|
|
753 initializeSortState (tree1);
|
|
754 initializeSortState (tree2);
|
|
755 } else {
|
|
756 resetSortState (tree1);
|
|
757 resetSortState (tree2);
|
|
758 }
|
|
759 }
|
|
760
|
|
761 /**
|
|
762 * Sets the initial sort indicator state and adds a listener
|
|
763 * to cycle through sort states and columns.
|
|
764 */
|
|
765 void initializeSortState (Tree tree) {
|
|
766 /* Reset to known state: 'down' on column 0. */
|
|
767 tree.setSortDirection (DWT.DOWN);
|
|
768 TreeColumn [] columns = tree.getColumns();
|
|
769 for (int i = 0; i < columns.length; i++) {
|
|
770 TreeColumn column = columns[i];
|
|
771 if (i is 0) tree.setSortColumn(column);
|
|
772 SelectionListener listener = new class(tree) SelectionAdapter {
|
|
773 Tree t;
|
|
774 this( Tree t ){ this.t = t; }
|
|
775 public void widgetSelected(SelectionEvent e) {
|
|
776 int sortDirection = DWT.DOWN;
|
|
777 if (e.widget is t.getSortColumn()) {
|
|
778 /* If the sort column hasn't changed, cycle down -> up -> none. */
|
|
779 switch (t.getSortDirection ()) {
|
|
780 case DWT.DOWN: sortDirection = DWT.UP; break;
|
|
781 case DWT.UP: sortDirection = DWT.NONE; break;
|
|
782 }
|
|
783 } else {
|
|
784 t.setSortColumn(cast(TreeColumn)e.widget);
|
|
785 }
|
|
786 t.setSortDirection (sortDirection);
|
|
787 }
|
|
788 };
|
|
789 column.addSelectionListener(listener);
|
|
790 column.setData("SortListener", cast(Object)listener); //$NON-NLS-1$
|
|
791 }
|
|
792 }
|
|
793
|
|
794 void resetSortState (Tree tree) {
|
|
795 tree.setSortDirection (DWT.NONE);
|
|
796 TreeColumn [] columns = tree.getColumns();
|
|
797 for (int i = 0; i < columns.length; i++) {
|
|
798 SelectionListener listener = cast(SelectionListener)columns[i].getData("SortListener"); //$NON-NLS-1$
|
|
799 if (listener !is null) columns[i].removeSelectionListener(listener);
|
|
800 }
|
|
801 }
|
|
802
|
|
803 /**
|
|
804 * Sets the lines visible state of the "Example" widgets.
|
|
805 */
|
|
806 void setWidgetLinesVisible () {
|
|
807 tree1.setLinesVisible (linesVisibleButton.getSelection ());
|
|
808 tree2.setLinesVisible (linesVisibleButton.getSelection ());
|
|
809 }
|
|
810
|
99
|
811 protected override void specialPopupMenuItems(Menu menu, Event event) {
|
78
|
812 MenuItem item = new MenuItem(menu, DWT.PUSH);
|
|
813 item.setText("getItem(Point) on mouse coordinates");
|
|
814 Tree t = cast(Tree) event.widget;
|
|
815 menuMouseCoords = t.toControl(new Point(event.x, event.y));
|
|
816 item.addSelectionListener(new class(t) SelectionAdapter {
|
|
817 Tree t;
|
|
818 this( Tree t ){ this.t = t; }
|
|
819 public void widgetSelected(SelectionEvent e) {
|
|
820 eventConsole.append ("getItem(Point(" ~ menuMouseCoords.toString ~ ")) returned: " ~ (this.t.getItem(menuMouseCoords)).toString);
|
|
821 eventConsole.append ("\n");
|
|
822 };
|
|
823 });
|
|
824 }
|
|
825 }
|