annotate dwt/custom/TreeEditor.d @ 322:96b14a31d9b3

Added missing dwthelper.utils imports. (catched by llvmdc)
author Frank Benoit <benoit@tionex.de>
date Mon, 06 Oct 2008 21:02:12 +0200
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f2e04420fd6c reworked overrides and superclass aliases
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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0f12f6bb9739 author notice
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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 dwt.custom.TreeEditor;
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14
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96b14a31d9b3 Added missing dwthelper.utils imports. (catched by llvmdc)
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15 import dwt.dwthelper.utils;
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17
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18 import dwt.DWT;
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19 import dwt.events.ControlEvent;
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20 import dwt.events.ControlListener;
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21 import dwt.events.TreeEvent;
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22 import dwt.events.TreeListener;
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23 import dwt.graphics.Rectangle;
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24 import dwt.widgets.Control;
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25 import dwt.widgets.Display;
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26 import dwt.widgets.Tree;
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27 import dwt.widgets.TreeColumn;
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28 import dwt.widgets.TreeItem;
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29 import dwt.custom.ControlEditor;
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30 import dwt.dwthelper.Runnable;
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31
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32 /**
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33 *
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34 * A TreeEditor is a manager for a Control that appears above a cell in a Tree and tracks with the
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35 * moving and resizing of that cell. It can be used to display a text widget above a cell
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36 * in a Tree so that the user can edit the contents of that cell. It can also be used to display
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37 * a button that can launch a dialog for modifying the contents of the associated cell.
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38 *
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39 * <p> Here is an example of using a TreeEditor:
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40 * <code><pre>
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41 * final Tree tree = new Tree(shell, DWT.BORDER);
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42 * for (int i = 0; i &lt; 3; i++) {
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43 * TreeItem item = new TreeItem(tree, DWT.NONE);
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44 * item.setText("item " + i);
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45 * for (int j = 0; j &lt; 3; j++) {
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46 * TreeItem subItem = new TreeItem(item, DWT.NONE);
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47 * subItem.setText("item " + i + " " + j);
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48 * }
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49 * }
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50 *
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51 * final TreeEditor editor = new TreeEditor(tree);
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52 * //The editor must have the same size as the cell and must
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53 * //not be any smaller than 50 pixels.
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54 * editor.horizontalAlignment = DWT.LEFT;
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55 * editor.grabHorizontal = true;
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56 * editor.minimumWidth = 50;
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57 *
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58 * tree.addSelectionListener(new SelectionAdapter() {
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59 * public void widgetSelected(SelectionEvent e) {
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60 * // Clean up any previous editor control
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61 * Control oldEditor = editor.getEditor();
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62 * if (oldEditor !is null) oldEditor.dispose();
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63 *
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64 * // Identify the selected row
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65 * TreeItem item = (TreeItem)e.item;
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66 * if (item is null) return;
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67 *
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68 * // The control that will be the editor must be a child of the Tree
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69 * Text newEditor = new Text(tree, DWT.NONE);
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70 * newEditor.setText(item.getText());
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71 * newEditor.addModifyListener(new ModifyListener() {
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72 * public void modifyText(ModifyEvent e) {
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73 * Text text = (Text)editor.getEditor();
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74 * editor.getItem().setText(text.getText());
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75 * }
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76 * });
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77 * newEditor.selectAll();
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78 * newEditor.setFocus();
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79 * editor.setEditor(newEditor, item);
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80 * }
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81 * });
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82 * </pre></code>
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83 *
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84 * @see <a href="http://www.eclipse.org/swt/snippets/#treeeditor">TreeEditor snippets</a>
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85 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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86 */
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87
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88 public class TreeEditor : ControlEditor {
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89 Tree tree;
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90 TreeItem item;
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91 int column = 0;
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92 ControlListener columnListener;
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93 TreeListener treeListener;
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94 Runnable timer;
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95 static const int TIMEOUT = 1500;
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96
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97 /**
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98 * Creates a TreeEditor for the specified Tree.
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99 *
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100 * @param tree the Tree Control above which this editor will be displayed
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101 *
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102 */
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103 public this (Tree tree) {
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104 super(tree);
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105 this.tree = tree;
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106
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107 columnListener = new class() ControlListener {
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108 public void controlMoved(ControlEvent e){
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109 layout();
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110 }
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111 public void controlResized(ControlEvent e){
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112 layout();
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113 }
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114 };
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115 timer = new class() Runnable {
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116 public void run() {
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117 layout ();
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118 }
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119 };
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120 treeListener = new class() TreeListener {
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121 Runnable runnable;
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122 this(){
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123 runnable = new class() Runnable {
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124 public void run() {
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125 if (this.outer.outer.editor is null || this.outer.outer.editor.isDisposed()) return;
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126 if (this.outer.outer.tree.isDisposed()) return;
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127 layout();
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128 this.outer.outer.editor.setVisible(true);
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129 }
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130 };
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131 }
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132 public void treeCollapsed(TreeEvent e) {
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133 if (this.outer.editor is null || this.outer.editor.isDisposed ()) return;
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134 this.outer.editor.setVisible(false);
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135 e.display.asyncExec(runnable);
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136 }
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137 public void treeExpanded(TreeEvent e) {
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138 if (this.outer.editor is null || this.outer.editor.isDisposed ()) return;
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139 this.outer.editor.setVisible(false);
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140 e.display.asyncExec(runnable);
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141 }
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142 };
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143 tree.addTreeListener(treeListener);
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144
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145 // To be consistent with older versions of DWT, grabVertical defaults to true
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146 grabVertical = true;
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147 }
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148
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149 override Rectangle computeBounds () {
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150 if (item is null || column is -1 || item.isDisposed()) return new Rectangle(0, 0, 0, 0);
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151 Rectangle cell = item.getBounds(column);
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152 Rectangle rect = item.getImageBounds(column);
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153 cell.x = rect.x + rect.width;
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154 cell.width -= rect.width;
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155 Rectangle area = tree.getClientArea();
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156 if (cell.x < area.x + area.width) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
157 if (cell.x + cell.width > area.x + area.width) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
158 cell.width = area.x + area.width - cell.x;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
159 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
160 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
161 Rectangle editorRect = new Rectangle(cell.x, cell.y, minimumWidth, minimumHeight);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
162
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
163 if (grabHorizontal) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
164 if (tree.getColumnCount() is 0) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
165 // Bounds of tree item only include the text area - stretch out to include
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
166 // entire client area
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
167 cell.width = area.x + area.width - cell.x;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
168 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
169 editorRect.width = Math.max(cell.width, minimumWidth);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
170 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
171
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
172 if (grabVertical) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
173 editorRect.height = Math.max(cell.height, minimumHeight);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
174 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
175
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
176 if (horizontalAlignment is DWT.RIGHT) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
177 editorRect.x += cell.width - editorRect.width;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
178 } else if (horizontalAlignment is DWT.LEFT) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
179 // do nothing - cell.x is the right answer
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
180 } else { // default is CENTER
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
181 editorRect.x += (cell.width - editorRect.width)/2;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
182 }
103
0179b2e17eb2 Package custom compiles
Frank Benoit <benoit@tionex.de>
parents: 102
diff changeset
183 // don't let the editor overlap with the + / - of the tree
102
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
184 editorRect.x = Math.max(cell.x, editorRect.x);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
185
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
186 if (verticalAlignment is DWT.BOTTOM) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
187 editorRect.y += cell.height - editorRect.height;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
188 } else if (verticalAlignment is DWT.TOP) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
189 // do nothing - cell.y is the right answer
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
190 } else { // default is CENTER
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
191 editorRect.y += (cell.height - editorRect.height)/2;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
192 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
193 return editorRect;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
194 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
195
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
196 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
197 * Removes all associations between the TreeEditor and the row in the tree. The
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
198 * tree and the editor Control are <b>not</b> disposed.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
199 */
150
f2e04420fd6c reworked overrides and superclass aliases
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
200 public override void dispose () {
102
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
201 if (tree !is null && !tree.isDisposed()) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
202 if (this.column > -1 && this.column < tree.getColumnCount()){
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
203 TreeColumn treeColumn = tree.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
204 treeColumn.removeControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
205 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
206 if (treeListener !is null) tree.removeTreeListener(treeListener);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
207 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
208 columnListener = null;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
209 treeListener = null;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
210 tree = null;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
211 item = null;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
212 column = 0;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
213 timer = null;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
214 super.dispose();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
215 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
216
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
217 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
218 * Returns the zero based index of the column of the cell being tracked by this editor.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
219 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
220 * @return the zero based index of the column of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
221 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
222 * @since 3.1
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
223 */
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
224 public int getColumn () {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
225 return column;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
226 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
227
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
228 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
229 * Returns the TreeItem for the row of the cell being tracked by this editor.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
230 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
231 * @return the TreeItem for the row of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
232 */
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
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diff changeset
233 public TreeItem getItem () {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
234 return item;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
235 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
236
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
237 void resize () {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
238 layout();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
239 /*
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
240 * On some platforms, the table scrolls when an item that
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
241 * is partially visible at the bottom of the table is
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
242 * selected. Ensure that the correct row is edited by
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
243 * laying out one more time in a timerExec().
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
244 */
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
245 if (tree !is null) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
246 Display display = tree.getDisplay();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
247 display.timerExec(-1, timer);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
248 display.timerExec(TIMEOUT, timer);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
249 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
250 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
251
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
252 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
253 * Sets the zero based index of the column of the cell being tracked by this editor.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
254 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
255 * @param column the zero based index of the column of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
256 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
257 * @since 3.1
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
258 */
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
259 public void setColumn(int column) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
260 int columnCount = tree.getColumnCount();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
261 // Separately handle the case where the tree has no TreeColumns.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
262 // In this situation, there is a single default column.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
263 if (columnCount is 0) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
264 this.column = (column is 0) ? 0 : -1;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
265 resize();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
266 return;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
267 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
268 if (this.column > -1 && this.column < columnCount){
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
269 TreeColumn treeColumn = tree.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
270 treeColumn.removeControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
271 this.column = -1;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
272 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
273
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
274 if (column < 0 || column >= tree.getColumnCount()) return;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
275
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
276 this.column = column;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
277 TreeColumn treeColumn = tree.getColumn(this.column);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
278 treeColumn.addControlListener(columnListener);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
279 resize();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
280 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
281
259
c0d810de7093 Update SWT 3.4M7 to 3.4
Frank Benoit <benoit@tionex.de>
parents: 237
diff changeset
282 /**
c0d810de7093 Update SWT 3.4M7 to 3.4
Frank Benoit <benoit@tionex.de>
parents: 237
diff changeset
283 * Specifies the <code>TreeItem</code> that is to be edited.
c0d810de7093 Update SWT 3.4M7 to 3.4
Frank Benoit <benoit@tionex.de>
parents: 237
diff changeset
284 *
c0d810de7093 Update SWT 3.4M7 to 3.4
Frank Benoit <benoit@tionex.de>
parents: 237
diff changeset
285 * @param item the item to be edited
c0d810de7093 Update SWT 3.4M7 to 3.4
Frank Benoit <benoit@tionex.de>
parents: 237
diff changeset
286 */
102
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
287 public void setItem (TreeItem item) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
288 this.item = item;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
289 resize();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
290 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
291
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
292 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
293 * Specify the Control that is to be displayed and the cell in the tree that it is to be positioned above.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
294 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
295 * <p>Note: The Control provided as the editor <b>must</b> be created with its parent being the Tree control
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
296 * specified in the TreeEditor constructor.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
297 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
298 * @param editor the Control that is displayed above the cell being edited
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
299 * @param item the TreeItem for the row of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
300 * @param column the zero based index of the column of the cell being tracked by this editor
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
301 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
302 * @since 3.1
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
303 */
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
304 public void setEditor (Control editor, TreeItem item, int column) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
305 setItem(item);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
306 setColumn(column);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
307 setEditor(editor);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
308 }
150
f2e04420fd6c reworked overrides and superclass aliases
Frank Benoit <benoit@tionex.de>
parents: 108
diff changeset
309 public override void setEditor (Control editor) {
102
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
310 super.setEditor(editor);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
311 resize();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
312 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
313
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
314 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
315 * Specify the Control that is to be displayed and the cell in the tree that it is to be positioned above.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
316 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
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317 * <p>Note: The Control provided as the editor <b>must</b> be created with its parent being the Tree control
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318 * specified in the TreeEditor constructor.
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319 *
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320 * @param editor the Control that is displayed above the cell being edited
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321 * @param item the TreeItem for the row of the cell being tracked by this editor
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322 */
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323 public void setEditor (Control editor, TreeItem item) {
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324 setItem(item);
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325 setEditor(editor);
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326 }
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327
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328 public override void layout () {
102
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329 if (tree is null || tree.isDisposed()) return;
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330 if (item is null || item.isDisposed()) return;
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331 int columnCount = tree.getColumnCount();
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332 if (columnCount is 0 && column !is 0) return;
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333 if (columnCount > 0 && (column < 0 || column >= columnCount)) return;
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334 super.layout();
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335 }
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0179b2e17eb2 Package custom compiles
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336
102
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337 }