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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
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17 import dwt.DWT;
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18 import dwt.events.DisposeEvent;
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19 import dwt.events.DisposeListener;
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20 import dwt.events.SelectionAdapter;
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21 import dwt.events.SelectionEvent;
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22 import dwt.events.SelectionListener;
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23 import dwt.graphics.Color;
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24 import dwt.graphics.Font;
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25 import dwt.graphics.FontData;
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26 import dwt.graphics.Image;
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27 import dwt.graphics.Point;
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28 import dwt.graphics.RGB;
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29 import dwt.layout.GridData;
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30 import dwt.layout.GridLayout;
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31 import dwt.widgets.Button;
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32 import dwt.widgets.Event;
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33 import dwt.widgets.Group;
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34 import dwt.widgets.Item;
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35 import dwt.widgets.Menu;
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36 import dwt.widgets.MenuItem;
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37 import dwt.widgets.TableItem;
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38 import dwt.widgets.Tree;
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39 import dwt.widgets.TreeColumn;
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40 import dwt.widgets.TreeItem;
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41 import dwt.widgets.Widget;
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42
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43 import examples.controlexample.Tab;
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44 import examples.controlexample.ControlExample;
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45 import examples.controlexample.ScrollableTab;
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46
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47 import dwt.dwthelper.utils;
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48
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49 import tango.text.convert.Format;
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50 import tango.util.Convert;
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51 import tango.core.Exception;
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52
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53 class TreeTab : ScrollableTab {
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54 /* Example widgets and groups that contain them */
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55 Tree tree1, tree2;
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56 TreeItem textNode1, imageNode1;
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57 Group treeGroup, imageTreeGroup, itemGroup;
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58
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59 /* Size widgets added to the "Size" group */
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60 Button packColumnsButton;
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61
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62 /* Style widgets added to the "Style" group */
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63 Button checkButton, fullSelectionButton;
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64
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65 /* Other widgets added to the "Other" group */
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66 Button multipleColumns, moveableColumns, resizableColumns, headerVisibleButton, sortIndicatorButton, headerImagesButton, subImagesButton, linesVisibleButton;
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67
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68 /* Controls and resources added to the "Colors and Fonts" group */
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69 static const int ITEM_FOREGROUND_COLOR = 3;
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70 static const int ITEM_BACKGROUND_COLOR = 4;
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71 static const int ITEM_FONT = 5;
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72 static const int CELL_FOREGROUND_COLOR = 6;
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73 static const int CELL_BACKGROUND_COLOR = 7;
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74 static const int CELL_FONT = 8;
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75 Color itemForegroundColor, itemBackgroundColor, cellForegroundColor, cellBackgroundColor;
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76 Font itemFont, cellFont;
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77
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78 static char[] [] columnTitles;
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79
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80 static char[][][] tableData;
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81
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82 Point menuMouseCoords;
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83
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84 /**
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85 * Creates the Tab within a given instance of ControlExample.
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86 */
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87 this(ControlExample instance) {
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88 super(instance);
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89 if( columnTitles.length is 0 ){
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90 columnTitles = [
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91 ControlExample.getResourceString("TableTitle_0"),
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92 ControlExample.getResourceString("TableTitle_1"),
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93 ControlExample.getResourceString("TableTitle_2"),
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94 ControlExample.getResourceString("TableTitle_3")];
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95 }
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96 if( tableData.length is 0 ){
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97 tableData = [
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98 [ ControlExample.getResourceString("TableLine0_0"),
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99 ControlExample.getResourceString("TableLine0_1"),
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100 ControlExample.getResourceString("TableLine0_2"),
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101 ControlExample.getResourceString("TableLine0_3") ],
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102 [ ControlExample.getResourceString("TableLine1_0"),
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103 ControlExample.getResourceString("TableLine1_1"),
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104 ControlExample.getResourceString("TableLine1_2"),
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105 ControlExample.getResourceString("TableLine1_3") ],
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106 [ ControlExample.getResourceString("TableLine2_0"),
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107 ControlExample.getResourceString("TableLine2_1"),
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108 ControlExample.getResourceString("TableLine2_2"),
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109 ControlExample.getResourceString("TableLine2_3") ] ];
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110 }
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111 }
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112
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113 /**
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114 * Creates the "Colors and Fonts" group.
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115 */
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116 void createColorAndFontGroup () {
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117 super.createColorAndFontGroup();
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118
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119 TableItem item = new TableItem(colorAndFontTable, DWT.None);
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120 item.setText(ControlExample.getResourceString ("Item_Foreground_Color"));
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121 item = new TableItem(colorAndFontTable, DWT.None);
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122 item.setText(ControlExample.getResourceString ("Item_Background_Color"));
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123 item = new TableItem(colorAndFontTable, DWT.None);
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124 item.setText(ControlExample.getResourceString ("Item_Font"));
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125 item = new TableItem(colorAndFontTable, DWT.None);
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126 item.setText(ControlExample.getResourceString ("Cell_Foreground_Color"));
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127 item = new TableItem(colorAndFontTable, DWT.None);
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128 item.setText(ControlExample.getResourceString ("Cell_Background_Color"));
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129 item = new TableItem(colorAndFontTable, DWT.None);
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130 item.setText(ControlExample.getResourceString ("Cell_Font"));
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131
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132 shell.addDisposeListener(new class() DisposeListener {
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133 public void widgetDisposed(DisposeEvent event) {
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134 if (itemBackgroundColor !is null) itemBackgroundColor.dispose();
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135 if (itemForegroundColor !is null) itemForegroundColor.dispose();
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136 if (itemFont !is null) itemFont.dispose();
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137 if (cellBackgroundColor !is null) cellBackgroundColor.dispose();
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138 if (cellForegroundColor !is null) cellForegroundColor.dispose();
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139 if (cellFont !is null) cellFont.dispose();
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140 itemBackgroundColor = null;
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141 itemForegroundColor = null;
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142 itemFont = null;
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143 cellBackgroundColor = null;
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144 cellForegroundColor = null;
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145 cellFont = null;
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146 }
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147 });
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148 }
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149
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150 void changeFontOrColor(int index) {
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151 switch (index) {
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152 case ITEM_FOREGROUND_COLOR: {
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153 Color oldColor = itemForegroundColor;
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154 if (oldColor is null) oldColor = textNode1.getForeground ();
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155 colorDialog.setRGB(oldColor.getRGB());
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156 RGB rgb = colorDialog.open();
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157 if (rgb is null) return;
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158 oldColor = itemForegroundColor;
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159 itemForegroundColor = new Color (display, rgb);
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160 setItemForeground ();
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161 if (oldColor !is null) oldColor.dispose ();
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162 }
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163 break;
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164 case ITEM_BACKGROUND_COLOR: {
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165 Color oldColor = itemBackgroundColor;
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166 if (oldColor is null) oldColor = textNode1.getBackground ();
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167 colorDialog.setRGB(oldColor.getRGB());
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168 RGB rgb = colorDialog.open();
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169 if (rgb is null) return;
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170 oldColor = itemBackgroundColor;
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171 itemBackgroundColor = new Color (display, rgb);
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172 setItemBackground ();
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173 if (oldColor !is null) oldColor.dispose ();
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174 }
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175 break;
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176 case ITEM_FONT: {
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177 Font oldFont = itemFont;
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178 if (oldFont is null) oldFont = textNode1.getFont ();
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179 fontDialog.setFontList(oldFont.getFontData());
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180 FontData fontData = fontDialog.open ();
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181 if (fontData is null) return;
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182 oldFont = itemFont;
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183 itemFont = new Font (display, fontData);
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184 setItemFont ();
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185 setExampleWidgetSize ();
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186 if (oldFont !is null) oldFont.dispose ();
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187 }
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188 break;
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189 case CELL_FOREGROUND_COLOR: {
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190 Color oldColor = cellForegroundColor;
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191 if (oldColor is null) oldColor = textNode1.getForeground (1);
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192 colorDialog.setRGB(oldColor.getRGB());
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193 RGB rgb = colorDialog.open();
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194 if (rgb is null) return;
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195 oldColor = cellForegroundColor;
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196 cellForegroundColor = new Color (display, rgb);
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197 setCellForeground ();
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198 if (oldColor !is null) oldColor.dispose ();
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199 }
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200 break;
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201 case CELL_BACKGROUND_COLOR: {
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202 Color oldColor = cellBackgroundColor;
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203 if (oldColor is null) oldColor = textNode1.getBackground (1);
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204 colorDialog.setRGB(oldColor.getRGB());
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205 RGB rgb = colorDialog.open();
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206 if (rgb is null) return;
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207 oldColor = cellBackgroundColor;
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208 cellBackgroundColor = new Color (display, rgb);
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209 setCellBackground ();
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210 if (oldColor !is null) oldColor.dispose ();
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211 }
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212 break;
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213 case CELL_FONT: {
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214 Font oldFont = cellFont;
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215 if (oldFont is null) oldFont = textNode1.getFont (1);
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216 fontDialog.setFontList(oldFont.getFontData());
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217 FontData fontData = fontDialog.open ();
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218 if (fontData is null) return;
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219 oldFont = cellFont;
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220 cellFont = new Font (display, fontData);
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221 setCellFont ();
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222 setExampleWidgetSize ();
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223 if (oldFont !is null) oldFont.dispose ();
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224 }
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225 break;
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226 default:
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227 super.changeFontOrColor(index);
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228 }
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229 }
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230
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231 /**
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232 * Creates the "Other" group.
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233 */
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234 void createOtherGroup () {
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235 super.createOtherGroup ();
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236
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237 /* Create display controls specific to this example */
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238 linesVisibleButton = new Button (otherGroup, DWT.CHECK);
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239 linesVisibleButton.setText (ControlExample.getResourceString("Lines_Visible"));
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240 multipleColumns = new Button (otherGroup, DWT.CHECK);
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241 multipleColumns.setText (ControlExample.getResourceString("Multiple_Columns"));
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242 headerVisibleButton = new Button (otherGroup, DWT.CHECK);
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243 headerVisibleButton.setText (ControlExample.getResourceString("Header_Visible"));
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244 sortIndicatorButton = new Button (otherGroup, DWT.CHECK);
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245 sortIndicatorButton.setText (ControlExample.getResourceString("Sort_Indicator"));
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246 moveableColumns = new Button (otherGroup, DWT.CHECK);
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247 moveableColumns.setText (ControlExample.getResourceString("Moveable_Columns"));
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248 resizableColumns = new Button (otherGroup, DWT.CHECK);
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249 resizableColumns.setText (ControlExample.getResourceString("Resizable_Columns"));
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250 headerImagesButton = new Button (otherGroup, DWT.CHECK);
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251 headerImagesButton.setText (ControlExample.getResourceString("Header_Images"));
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252 subImagesButton = new Button (otherGroup, DWT.CHECK);
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253 subImagesButton.setText (ControlExample.getResourceString("Sub_Images"));
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254
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255 /* Add the listeners */
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256 linesVisibleButton.addSelectionListener (new class() SelectionAdapter {
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257 public void widgetSelected (SelectionEvent event) {
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258 setWidgetLinesVisible ();
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259 }
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260 });
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261 multipleColumns.addSelectionListener (new class() SelectionAdapter {
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262 public void widgetSelected (SelectionEvent event) {
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263 recreateExampleWidgets ();
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264 }
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265 });
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266 headerVisibleButton.addSelectionListener (new class() SelectionAdapter {
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267 public void widgetSelected (SelectionEvent event) {
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268 setWidgetHeaderVisible ();
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269 }
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270 });
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271 sortIndicatorButton.addSelectionListener (new class() SelectionAdapter {
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272 public void widgetSelected (SelectionEvent event) {
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273 setWidgetSortIndicator ();
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274 }
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275 });
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276 moveableColumns.addSelectionListener (new class() SelectionAdapter {
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277 public void widgetSelected (SelectionEvent event) {
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278 setColumnsMoveable ();
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279 }
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280 });
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281 resizableColumns.addSelectionListener (new class() SelectionAdapter {
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282 public void widgetSelected (SelectionEvent event) {
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283 setColumnsResizable ();
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284 }
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285 });
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286 headerImagesButton.addSelectionListener (new class() SelectionAdapter {
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287 public void widgetSelected (SelectionEvent event) {
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288 recreateExampleWidgets ();
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289 }
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290 });
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291 subImagesButton.addSelectionListener (new class() SelectionAdapter {
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292 public void widgetSelected (SelectionEvent event) {
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293 recreateExampleWidgets ();
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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 /**
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299 * Creates the "Example" group.
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300 */
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301 void createExampleGroup () {
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302 super.createExampleGroup ();
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303
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304 /* Create a group for the text tree */
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305 treeGroup = new Group (exampleGroup, DWT.NONE);
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306 treeGroup.setLayout (new GridLayout ());
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307 treeGroup.setLayoutData (new GridData (DWT.FILL, DWT.FILL, true, true));
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308 treeGroup.setText ("Tree");
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309
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310 /* Create a group for the image tree */
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311 imageTreeGroup = new Group (exampleGroup, DWT.NONE);
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312 imageTreeGroup.setLayout (new GridLayout ());
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313 imageTreeGroup.setLayoutData (new GridData (DWT.FILL, DWT.FILL, true, true));
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314 imageTreeGroup.setText (ControlExample.getResourceString("Tree_With_Images"));
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315 }
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316
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317 /**
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318 * Creates the "Example" widgets.
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319 */
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320 void createExampleWidgets () {
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321 /* Compute the widget style */
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322 int style = getDefaultStyle();
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323 if (singleButton.getSelection()) style |= DWT.SINGLE;
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324 if (multiButton.getSelection()) style |= DWT.MULTI;
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325 if (horizontalButton.getSelection ()) style |= DWT.H_SCROLL;
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326 if (verticalButton.getSelection ()) style |= DWT.V_SCROLL;
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327 if (checkButton.getSelection()) style |= DWT.CHECK;
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328 if (fullSelectionButton.getSelection ()) style |= DWT.FULL_SELECTION;
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329 if (borderButton.getSelection()) style |= DWT.BORDER;
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330
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331 /* Create the text tree */
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332 tree1 = new Tree (treeGroup, style);
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333 bool multiColumn = multipleColumns.getSelection();
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334 if (multiColumn) {
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335 for (int i = 0; i < columnTitles.length; i++) {
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336 TreeColumn treeColumn = new TreeColumn(tree1, DWT.NONE);
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337 treeColumn.setText(columnTitles[i]);
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338 treeColumn.setToolTipText(Format( ControlExample.getResourceString("Tooltip") , columnTitles[i]));
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339 }
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340 tree1.setSortColumn(tree1.getColumn(0));
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341 }
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342 for (int i = 0; i < 4; i++) {
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343 TreeItem item = new TreeItem (tree1, DWT.NONE);
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344 setItemText(item, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1)));
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345 if (i < 3) {
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346 TreeItem subitem = new TreeItem (item, DWT.NONE);
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347 setItemText(subitem, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1) ~ "_1"));
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348 }
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349 }
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350 TreeItem treeRoots[] = tree1.getItems ();
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351 TreeItem item = new TreeItem (treeRoots[1], DWT.NONE);
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352 setItemText(item, 1, ControlExample.getResourceString("Node_2_2"));
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353 item = new TreeItem (item, DWT.NONE);
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354 setItemText(item, 1, ControlExample.getResourceString("Node_2_2_1"));
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355 textNode1 = treeRoots[0];
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356 packColumns(tree1);
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357 try {
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358 TreeColumn column = tree1.getColumn(0);
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359 resizableColumns.setSelection (column.getResizable());
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360 } catch (IllegalArgumentException ex) {}
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361
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362 /* Create the image tree */
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363 tree2 = new Tree (imageTreeGroup, style);
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364 Image image = instance.images[ControlExample.ciClosedFolder];
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365 if (multiColumn) {
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366 for (int i = 0; i < columnTitles.length; i++) {
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367 TreeColumn treeColumn = new TreeColumn(tree2, DWT.NONE);
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368 treeColumn.setText(columnTitles[i]);
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369 treeColumn.setToolTipText(Format( ControlExample.getResourceString("Tooltip"), columnTitles[i]));
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370 if (headerImagesButton.getSelection()) treeColumn.setImage(image);
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371 }
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372 }
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373 for (int i = 0; i < 4; i++) {
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374 item = new TreeItem (tree2, DWT.NONE);
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375 setItemText(item, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1)));
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376 if (multiColumn && subImagesButton.getSelection()) {
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377 for (int j = 0; j < columnTitles.length; j++) {
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378 item.setImage(j, image);
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379 }
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380 } else {
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381 item.setImage(image);
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382 }
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383 if (i < 3) {
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384 TreeItem subitem = new TreeItem (item, DWT.NONE);
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385 setItemText(subitem, i, ControlExample.getResourceString("Node_" ~ to!(char[])(i + 1) ~ "_1"));
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386 if (multiColumn && subImagesButton.getSelection()) {
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387 for (int j = 0; j < columnTitles.length; j++) {
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|
388 subitem.setImage(j, image);
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|
|
389 }
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|
|
390 } else {
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|
|
391 subitem.setImage(image);
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|
|
392 }
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|
|
393 }
|
|
|
394 }
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|
395 treeRoots = tree2.getItems ();
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|
396 item = new TreeItem (treeRoots[1], DWT.NONE);
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|
397 setItemText(item, 1, ControlExample.getResourceString("Node_2_2"));
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|
|
398 if (multiColumn && subImagesButton.getSelection()) {
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|
|
399 for (int j = 0; j < columnTitles.length; j++) {
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|
|
400 item.setImage(j, image);
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|
|
401 }
|
|
|
402 } else {
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|
|
403 item.setImage(image);
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|
|
404 }
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|
|
405 item = new TreeItem (item, DWT.NONE);
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|
|
406 setItemText(item, 1, ControlExample.getResourceString("Node_2_2_1"));
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|
|
407 if (multiColumn && subImagesButton.getSelection()) {
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|
|
408 for (int j = 0; j < columnTitles.length; j++) {
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|
|
409 item.setImage(j, image);
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|
|
410 }
|
|
|
411 } else {
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|
|
412 item.setImage(image);
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|
|
413 }
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|
|
414 imageNode1 = treeRoots[0];
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|
|
415 packColumns(tree2);
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|
|
416 }
|
|
|
417
|
|
|
418 void setItemText(TreeItem item, int i, char[] node) {
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|
|
419 int index = i % 3;
|
|
|
420 if (multipleColumns.getSelection()) {
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|
|
421 tableData [index][0] = node;
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|
422 item.setText (tableData [index]);
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|
|
423 } else {
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|
424 item.setText (node);
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|
|
425 }
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|
|
426 }
|
|
|
427
|
|
|
428 /**
|
|
|
429 * Creates the "Size" group. The "Size" group contains
|
|
|
430 * controls that allow the user to change the size of
|
|
|
431 * the example widgets.
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|
|
432 */
|
|
|
433 void createSizeGroup () {
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|
|
434 super.createSizeGroup();
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|
|
435
|
|
|
436 packColumnsButton = new Button (sizeGroup, DWT.PUSH);
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|
|
437 packColumnsButton.setText (ControlExample.getResourceString("Pack_Columns"));
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|
|
438 packColumnsButton.addSelectionListener(new class() SelectionAdapter {
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|
|
439 public void widgetSelected (SelectionEvent event) {
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|
|
440 packColumns (tree1);
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|
|
441 packColumns (tree2);
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|
|
442 setExampleWidgetSize ();
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|
|
443 }
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|
|
444 });
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|
|
445 }
|
|
|
446
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|
|
447 /**
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|
|
448 * Creates the "Style" group.
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|
|
449 */
|
|
|
450 void createStyleGroup() {
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|
|
451 super.createStyleGroup();
|
|
|
452
|
|
|
453 /* Create the extra widgets */
|
|
|
454 checkButton = new Button (styleGroup, DWT.CHECK);
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|
|
455 checkButton.setText ("DWT.CHECK");
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|
|
456 fullSelectionButton = new Button (styleGroup, DWT.CHECK);
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|
|
457 fullSelectionButton.setText ("DWT.FULL_SELECTION");
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|
|
458 }
|
|
|
459
|
|
|
460 /**
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|
|
461 * Gets the "Example" widget children's items, if any.
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|
|
462 *
|
|
|
463 * @return an array containing the example widget children's items
|
|
|
464 */
|
|
|
465 Item [] getExampleWidgetItems () {
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|
|
466 /* Note: We do not bother collecting the tree items
|
|
|
467 * because tree items don't have any events. If events
|
|
|
468 * are ever added to TreeItem, then this needs to change.
|
|
|
469 */
|
|
|
470 Item [] columns1 = tree1.getColumns();
|
|
|
471 Item [] columns2 = tree2.getColumns();
|
|
|
472 Item [] allItems = new Item [columns1.length + columns2.length];
|
|
|
473 System.arraycopy(columns1, 0, allItems, 0, columns1.length);
|
|
|
474 System.arraycopy(columns2, 0, allItems, columns1.length, columns2.length);
|
|
|
475 return allItems;
|
|
|
476 }
|
|
|
477
|
|
|
478 /**
|
|
|
479 * Gets the "Example" widget children.
|
|
|
480 */
|
|
|
481 Widget [] getExampleWidgets () {
|
|
|
482 return [ cast(Widget) tree1, tree2 ];
|
|
|
483 }
|
|
|
484
|
|
|
485 /**
|
|
|
486 * Returns a list of set/get API method names (without the set/get prefix)
|
|
|
487 * that can be used to set/get values in the example control(s).
|
|
|
488 */
|
|
|
489 char[][] getMethodNames() {
|
|
|
490 return ["ColumnOrder", "Selection", "ToolTipText", "TopItem"];
|
|
|
491 }
|
|
|
492
|
|
|
493 //PORTING_LEFT
|
|
|
494 /+
|
|
|
495 Object[] parameterForType(char[] typeName, char[] value, Widget widget) {
|
|
|
496 if (typeName.equals("org.eclipse.swt.widgets.TreeItem")) {
|
|
|
497 TreeItem item = findItem(value, ((Tree) widget).getItems());
|
|
|
498 if (item !is null) return new Object[] {item};
|
|
|
499 }
|
|
|
500 if (typeName.equals("[Lorg.eclipse.swt.widgets.TreeItem;")) {
|
|
|
501 char[][] values = split(value, ',');
|
|
|
502 TreeItem[] items = new TreeItem[values.length];
|
|
|
503 for (int i = 0; i < values.length; i++) {
|
|
|
504 TreeItem item = findItem(values[i], ((Tree) widget).getItems());
|
|
|
505 if (item is null) break;
|
|
|
506 items[i] = item;
|
|
|
507 }
|
|
|
508 return new Object[] {items};
|
|
|
509 }
|
|
|
510 return super.parameterForType(typeName, value, widget);
|
|
|
511 }
|
|
|
512 +/
|
|
|
513 TreeItem findItem(char[] value, TreeItem[] items) {
|
|
|
514 for (int i = 0; i < items.length; i++) {
|
|
|
515 TreeItem item = items[i];
|
|
|
516 if (item.getText() == value ) return item;
|
|
|
517 item = findItem(value, item.getItems());
|
|
|
518 if (item !is null) return item;
|
|
|
519 }
|
|
|
520 return null;
|
|
|
521 }
|
|
|
522
|
|
|
523 /**
|
|
|
524 * Gets the text for the tab folder item.
|
|
|
525 */
|
|
|
526 char[] getTabText () {
|
|
|
527 return "Tree";
|
|
|
528 }
|
|
|
529
|
|
|
530 void packColumns (Tree tree) {
|
|
|
531 if (multipleColumns.getSelection()) {
|
|
|
532 int columnCount = tree.getColumnCount();
|
|
|
533 for (int i = 0; i < columnCount; i++) {
|
|
|
534 TreeColumn treeColumn = tree.getColumn(i);
|
|
|
535 treeColumn.pack();
|
|
|
536 }
|
|
|
537 }
|
|
|
538 }
|
|
|
539
|
|
|
540 /**
|
|
|
541 * Sets the moveable columns state of the "Example" widgets.
|
|
|
542 */
|
|
|
543 void setColumnsMoveable () {
|
|
|
544 bool selection = moveableColumns.getSelection();
|
|
|
545 TreeColumn[] columns1 = tree1.getColumns();
|
|
|
546 for (int i = 0; i < columns1.length; i++) {
|
|
|
547 columns1[i].setMoveable(selection);
|
|
|
548 }
|
|
|
549 TreeColumn[] columns2 = tree2.getColumns();
|
|
|
550 for (int i = 0; i < columns2.length; i++) {
|
|
|
551 columns2[i].setMoveable(selection);
|
|
|
552 }
|
|
|
553 }
|
|
|
554
|
|
|
555 /**
|
|
|
556 * Sets the resizable columns state of the "Example" widgets.
|
|
|
557 */
|
|
|
558 void setColumnsResizable () {
|
|
|
559 bool selection = resizableColumns.getSelection();
|
|
|
560 TreeColumn[] columns1 = tree1.getColumns();
|
|
|
561 for (int i = 0; i < columns1.length; i++) {
|
|
|
562 columns1[i].setResizable(selection);
|
|
|
563 }
|
|
|
564 TreeColumn[] columns2 = tree2.getColumns();
|
|
|
565 for (int i = 0; i < columns2.length; i++) {
|
|
|
566 columns2[i].setResizable(selection);
|
|
|
567 }
|
|
|
568 }
|
|
|
569
|
|
|
570 /**
|
|
|
571 * Sets the foreground color, background color, and font
|
|
|
572 * of the "Example" widgets to their default settings.
|
|
|
573 * Also sets foreground and background color of the Node 1
|
|
|
574 * TreeItems to default settings.
|
|
|
575 */
|
|
|
576 void resetColorsAndFonts () {
|
|
|
577 super.resetColorsAndFonts ();
|
|
|
578 Color oldColor = itemForegroundColor;
|
|
|
579 itemForegroundColor = null;
|
|
|
580 setItemForeground ();
|
|
|
581 if (oldColor !is null) oldColor.dispose();
|
|
|
582 oldColor = itemBackgroundColor;
|
|
|
583 itemBackgroundColor = null;
|
|
|
584 setItemBackground ();
|
|
|
585 if (oldColor !is null) oldColor.dispose();
|
|
|
586 Font oldFont = font;
|
|
|
587 itemFont = null;
|
|
|
588 setItemFont ();
|
|
|
589 if (oldFont !is null) oldFont.dispose();
|
|
|
590 oldColor = cellForegroundColor;
|
|
|
591 cellForegroundColor = null;
|
|
|
592 setCellForeground ();
|
|
|
593 if (oldColor !is null) oldColor.dispose();
|
|
|
594 oldColor = cellBackgroundColor;
|
|
|
595 cellBackgroundColor = null;
|
|
|
596 setCellBackground ();
|
|
|
597 if (oldColor !is null) oldColor.dispose();
|
|
|
598 oldFont = font;
|
|
|
599 cellFont = null;
|
|
|
600 setCellFont ();
|
|
|
601 if (oldFont !is null) oldFont.dispose();
|
|
|
602 }
|
|
|
603
|
|
|
604 /**
|
|
|
605 * Sets the state of the "Example" widgets.
|
|
|
606 */
|
|
|
607 void setExampleWidgetState () {
|
|
|
608 setItemBackground ();
|
|
|
609 setItemForeground ();
|
|
|
610 setItemFont ();
|
|
|
611 setCellBackground ();
|
|
|
612 setCellForeground ();
|
|
|
613 setCellFont ();
|
|
|
614 if (!instance.startup) {
|
|
|
615 setColumnsMoveable ();
|
|
|
616 setColumnsResizable ();
|
|
|
617 setWidgetHeaderVisible ();
|
|
|
618 setWidgetSortIndicator ();
|
|
|
619 setWidgetLinesVisible ();
|
|
|
620 }
|
|
|
621 super.setExampleWidgetState ();
|
|
|
622 checkButton.setSelection ((tree1.getStyle () & DWT.CHECK) !is 0);
|
|
|
623 checkButton.setSelection ((tree2.getStyle () & DWT.CHECK) !is 0);
|
|
|
624 fullSelectionButton.setSelection ((tree1.getStyle () & DWT.FULL_SELECTION) !is 0);
|
|
|
625 fullSelectionButton.setSelection ((tree2.getStyle () & DWT.FULL_SELECTION) !is 0);
|
|
|
626 try {
|
|
|
627 TreeColumn column = tree1.getColumn(0);
|
|
|
628 moveableColumns.setSelection (column.getMoveable());
|
|
|
629 resizableColumns.setSelection (column.getResizable());
|
|
|
630 } catch (IllegalArgumentException ex) {}
|
|
|
631 headerVisibleButton.setSelection (tree1.getHeaderVisible());
|
|
|
632 linesVisibleButton.setSelection (tree1.getLinesVisible());
|
|
|
633 }
|
|
|
634
|
|
|
635 /**
|
|
|
636 * Sets the background color of the Node 1 TreeItems in column 1.
|
|
|
637 */
|
|
|
638 void setCellBackground () {
|
|
|
639 if (!instance.startup) {
|
|
|
640 textNode1.setBackground (1, cellBackgroundColor);
|
|
|
641 imageNode1.setBackground (1, cellBackgroundColor);
|
|
|
642 }
|
|
|
643 /* Set the background color item's image to match the background color of the cell. */
|
|
|
644 Color color = cellBackgroundColor;
|
|
|
645 if (color is null) color = textNode1.getBackground (1);
|
|
|
646 TableItem item = colorAndFontTable.getItem(CELL_BACKGROUND_COLOR);
|
|
|
647 Image oldImage = item.getImage();
|
|
|
648 if (oldImage !is null) oldImage.dispose();
|
|
|
649 item.setImage (colorImage(color));
|
|
|
650 }
|
|
|
651
|
|
|
652 /**
|
|
|
653 * Sets the foreground color of the Node 1 TreeItems in column 1.
|
|
|
654 */
|
|
|
655 void setCellForeground () {
|
|
|
656 if (!instance.startup) {
|
|
|
657 textNode1.setForeground (1, cellForegroundColor);
|
|
|
658 imageNode1.setForeground (1, cellForegroundColor);
|
|
|
659 }
|
|
|
660 /* Set the foreground color item's image to match the foreground color of the cell. */
|
|
|
661 Color color = cellForegroundColor;
|
|
|
662 if (color is null) color = textNode1.getForeground (1);
|
|
|
663 TableItem item = colorAndFontTable.getItem(CELL_FOREGROUND_COLOR);
|
|
|
664 Image oldImage = item.getImage();
|
|
|
665 if (oldImage !is null) oldImage.dispose();
|
|
|
666 item.setImage (colorImage(color));
|
|
|
667 }
|
|
|
668
|
|
|
669 /**
|
|
|
670 * Sets the font of the Node 1 TreeItems in column 1.
|
|
|
671 */
|
|
|
672 void setCellFont () {
|
|
|
673 if (!instance.startup) {
|
|
|
674 textNode1.setFont (1, cellFont);
|
|
|
675 imageNode1.setFont (1, cellFont);
|
|
|
676 }
|
|
|
677 /* Set the font item's image to match the font of the item. */
|
|
|
678 Font ft = cellFont;
|
|
|
679 if (ft is null) ft = textNode1.getFont (1);
|
|
|
680 TableItem item = colorAndFontTable.getItem(CELL_FONT);
|
|
|
681 Image oldImage = item.getImage();
|
|
|
682 if (oldImage !is null) oldImage.dispose();
|
|
|
683 item.setImage (fontImage(ft));
|
|
|
684 item.setFont(ft);
|
|
|
685 colorAndFontTable.layout ();
|
|
|
686 }
|
|
|
687
|
|
|
688 /**
|
|
|
689 * Sets the background color of the Node 1 TreeItems.
|
|
|
690 */
|
|
|
691 void setItemBackground () {
|
|
|
692 if (!instance.startup) {
|
|
|
693 textNode1.setBackground (itemBackgroundColor);
|
|
|
694 imageNode1.setBackground (itemBackgroundColor);
|
|
|
695 }
|
|
|
696 /* Set the background button's color to match the background color of the item. */
|
|
|
697 Color color = itemBackgroundColor;
|
|
|
698 if (color is null) color = textNode1.getBackground ();
|
|
|
699 TableItem item = colorAndFontTable.getItem(ITEM_BACKGROUND_COLOR);
|
|
|
700 Image oldImage = item.getImage();
|
|
|
701 if (oldImage !is null) oldImage.dispose();
|
|
|
702 item.setImage (colorImage(color));
|
|
|
703 }
|
|
|
704
|
|
|
705 /**
|
|
|
706 * Sets the foreground color of the Node 1 TreeItems.
|
|
|
707 */
|
|
|
708 void setItemForeground () {
|
|
|
709 if (!instance.startup) {
|
|
|
710 textNode1.setForeground (itemForegroundColor);
|
|
|
711 imageNode1.setForeground (itemForegroundColor);
|
|
|
712 }
|
|
|
713 /* Set the foreground button's color to match the foreground color of the item. */
|
|
|
714 Color color = itemForegroundColor;
|
|
|
715 if (color is null) color = textNode1.getForeground ();
|
|
|
716 TableItem item = colorAndFontTable.getItem(ITEM_FOREGROUND_COLOR);
|
|
|
717 Image oldImage = item.getImage();
|
|
|
718 if (oldImage !is null) oldImage.dispose();
|
|
|
719 item.setImage (colorImage(color));
|
|
|
720 }
|
|
|
721
|
|
|
722 /**
|
|
|
723 * Sets the font of the Node 1 TreeItems.
|
|
|
724 */
|
|
|
725 void setItemFont () {
|
|
|
726 if (!instance.startup) {
|
|
|
727 textNode1.setFont (itemFont);
|
|
|
728 imageNode1.setFont (itemFont);
|
|
|
729 }
|
|
|
730 /* Set the font item's image to match the font of the item. */
|
|
|
731 Font ft = itemFont;
|
|
|
732 if (ft is null) ft = textNode1.getFont ();
|
|
|
733 TableItem item = colorAndFontTable.getItem(ITEM_FONT);
|
|
|
734 Image oldImage = item.getImage();
|
|
|
735 if (oldImage !is null) oldImage.dispose();
|
|
|
736 item.setImage (fontImage(ft));
|
|
|
737 item.setFont(ft);
|
|
|
738 colorAndFontTable.layout ();
|
|
|
739 }
|
|
|
740
|
|
|
741 /**
|
|
|
742 * Sets the header visible state of the "Example" widgets.
|
|
|
743 */
|
|
|
744 void setWidgetHeaderVisible () {
|
|
|
745 tree1.setHeaderVisible (headerVisibleButton.getSelection ());
|
|
|
746 tree2.setHeaderVisible (headerVisibleButton.getSelection ());
|
|
|
747 }
|
|
|
748
|
|
|
749 /**
|
|
|
750 * Sets the sort indicator state of the "Example" widgets.
|
|
|
751 */
|
|
|
752 void setWidgetSortIndicator () {
|
|
|
753 if (sortIndicatorButton.getSelection ()) {
|
|
|
754 initializeSortState (tree1);
|
|
|
755 initializeSortState (tree2);
|
|
|
756 } else {
|
|
|
757 resetSortState (tree1);
|
|
|
758 resetSortState (tree2);
|
|
|
759 }
|
|
|
760 }
|
|
|
761
|
|
|
762 /**
|
|
|
763 * Sets the initial sort indicator state and adds a listener
|
|
|
764 * to cycle through sort states and columns.
|
|
|
765 */
|
|
|
766 void initializeSortState (Tree tree) {
|
|
|
767 /* Reset to known state: 'down' on column 0. */
|
|
|
768 tree.setSortDirection (DWT.DOWN);
|
|
|
769 TreeColumn [] columns = tree.getColumns();
|
|
|
770 for (int i = 0; i < columns.length; i++) {
|
|
|
771 TreeColumn column = columns[i];
|
|
|
772 if (i is 0) tree.setSortColumn(column);
|
|
|
773 SelectionListener listener = new class(tree) SelectionAdapter {
|
|
|
774 Tree t;
|
|
|
775 this( Tree t ){ this.t = t; }
|
|
|
776 public void widgetSelected(SelectionEvent e) {
|
|
|
777 int sortDirection = DWT.DOWN;
|
|
|
778 if (e.widget is t.getSortColumn()) {
|
|
|
779 /* If the sort column hasn't changed, cycle down -> up -> none. */
|
|
|
780 switch (t.getSortDirection ()) {
|
|
|
781 case DWT.DOWN: sortDirection = DWT.UP; break;
|
|
|
782 case DWT.UP: sortDirection = DWT.NONE; break;
|
|
|
783 }
|
|
|
784 } else {
|
|
|
785 t.setSortColumn(cast(TreeColumn)e.widget);
|
|
|
786 }
|
|
|
787 t.setSortDirection (sortDirection);
|
|
|
788 }
|
|
|
789 };
|
|
|
790 column.addSelectionListener(listener);
|
|
|
791 column.setData("SortListener", cast(Object)listener); //$NON-NLS-1$
|
|
|
792 }
|
|
|
793 }
|
|
|
794
|
|
|
795 void resetSortState (Tree tree) {
|
|
|
796 tree.setSortDirection (DWT.NONE);
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797 TreeColumn [] columns = tree.getColumns();
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798 for (int i = 0; i < columns.length; i++) {
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799 SelectionListener listener = cast(SelectionListener)columns[i].getData("SortListener"); //$NON-NLS-1$
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800 if (listener !is null) columns[i].removeSelectionListener(listener);
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801 }
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802 }
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803
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804 /**
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805 * Sets the lines visible state of the "Example" widgets.
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806 */
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807 void setWidgetLinesVisible () {
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808 tree1.setLinesVisible (linesVisibleButton.getSelection ());
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809 tree2.setLinesVisible (linesVisibleButton.getSelection ());
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810 }
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811
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812 protected void specialPopupMenuItems(Menu menu, Event event) {
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813 MenuItem item = new MenuItem(menu, DWT.PUSH);
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814 item.setText("getItem(Point) on mouse coordinates");
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815 Tree t = cast(Tree) event.widget;
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816 menuMouseCoords = t.toControl(new Point(event.x, event.y));
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817 item.addSelectionListener(new class(t) SelectionAdapter {
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818 Tree t;
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819 this( Tree t ){ this.t = t; }
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820 public void widgetSelected(SelectionEvent e) {
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821 eventConsole.append ("getItem(Point(" ~ menuMouseCoords.toString ~ ")) returned: " ~ (this.t.getItem(menuMouseCoords)).toString);
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822 eventConsole.append ("\n");
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823 };
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824 });
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825 }
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826 }
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