annotate org.eclipse.swt.win32.win32.x86/src/org/eclipse/swt/custom/TableTreeEditor.d @ 120:536e43f63c81

Comprehensive update for Win32/Linux32 dmd-2.053/dmd-1.068+Tango-r5661 ===D2=== * added [Try]Immutable/Const/Shared templates to work with differenses in D1/D2 instead of version statements used these templates to work with strict type storage rules of dmd-2.053 * com.ibm.icu now also compilable with D2, but not tested yet * small fixes Snippet288 - shared data is in TLS ===Phobos=== * fixed critical bugs in Phobos implemention completely incorrect segfault prone fromStringz (Linux's port ruthless killer) terrible, incorrect StringBuffer realization (StyledText killer) * fixed small bugs as well Snippet72 - misprint in the snippet * implemented missed functionality for Phobos ByteArrayOutputStream implemented (image loading available) formatting correctly works for all DWT's cases As a result, folowing snippets now works with Phobos (Snippet### - what is fixed): Snippet24, 42, 111, 115, 130, 235, 276 - bad string formatting Snippet48, 282 - crash on image loading Snippet163, 189, 211, 213, 217, 218, 222 - crash on copy/cut in StyledText Snippet244 - hang-up ===Tango=== * few changes for the latest Tango trunc-r5661 * few small performance improvments ===General=== * implMissing-s for only one version changed to implMissingInTango/InPhobos * incorrect calls to Format in toString-s fixed * fixed loading \uXXXX characters in ResourceBundle * added good UTF-8 support for StyledText, TextLayout (Win32) and friends UTF functions revised and tested. It is now in java.nonstandard.*Utf modules StyledText and TextLayout (Win32) modules revised for UTF-8 support * removed small diferences in most identical files in *.swt.* folders *.swt.internal.image, *.swt.events and *.swt.custom are identical in Win32/Linux32 now 179 of 576 (~31%) files in *.swt.* folders are fully identical * Win32: snippets now have right subsystem, pretty icons and native system style controls * small fixes in snippets Snippet44 - it's not Snippet44 Snippet212 - functions work with different images and offsets arrays Win32: Snippet282 - crash on close if the button has an image Snippet293 - setGrayed is commented and others Win32: As a result, folowing snippets now works Snippet68 - color doesn't change Snippet163, 189, 211, 213, 217, 218, 222 - UTF-8 issues (see above) Snippet193 - no tabel headers
author Denis Shelomovskij <verylonglogin.reg@gmail.com>
date Sat, 09 Jul 2011 15:50:20 +0300
parents 6dd524f61e62
children
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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 org.eclipse.swt.custom.TableTreeEditor;
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14
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15 import java.lang.all;
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16
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17
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18 import org.eclipse.swt.SWT;
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19 import org.eclipse.swt.events.ControlEvent;
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20 import org.eclipse.swt.events.ControlListener;
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21 import org.eclipse.swt.events.TreeEvent;
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22 import org.eclipse.swt.events.TreeListener;
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23 import org.eclipse.swt.graphics.Rectangle;
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24 import org.eclipse.swt.widgets.Control;
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25 import org.eclipse.swt.widgets.Table;
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26 import org.eclipse.swt.widgets.TableColumn;
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27 import org.eclipse.swt.custom.ControlEditor;
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28 import org.eclipse.swt.custom.TableTree;
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29 import org.eclipse.swt.custom.TableTreeItem;
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30
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31
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32 /**
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33 *
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34 * A TableTreeEditor is a manager for a Control that appears above a cell in a TableTree
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35 * and tracks with the moving and resizing of that cell. It can be used to display a
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36 * text widget above a cell in a TableTree so that the user can edit the contents of
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37 * that cell. It can also be used to display a button that can launch a dialog for
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38 * modifying the contents of the associated cell.
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39 *
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40 * <p> Here is an example of using a TableTreeEditor:
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41 * <code><pre>
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42 * final TableTree tableTree = new TableTree(shell, SWT.FULL_SELECTION | SWT.HIDE_SELECTION);
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43 * final Table table = tableTree.getTable();
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44 * TableColumn column1 = new TableColumn(table, SWT.NONE);
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45 * TableColumn column2 = new TableColumn(table, SWT.NONE);
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46 * for (int i = 0; i &lt; 10; i++) {
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47 * TableTreeItem item = new TableTreeItem(tableTree, SWT.NONE);
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48 * item.setText(0, "item " + i);
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49 * item.setText(1, "edit this value");
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50 * for (int j = 0; j &lt; 3; j++) {
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51 * TableTreeItem subitem = new TableTreeItem(item, SWT.NONE);
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52 * subitem.setText(0, "subitem " + i + " " + j);
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53 * subitem.setText(1, "edit this value");
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54 * }
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55 * }
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56 * column1.setWidth(100);
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57 * column2.pack();
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58 *
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59 * final TableTreeEditor editor = new TableTreeEditor(tableTree);
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60 * //The editor must have the same size as the cell and must
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61 * //not be any smaller than 50 pixels.
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62 * editor.horizontalAlignment = SWT.LEFT;
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63 * editor.grabHorizontal = true;
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64 * editor.minimumWidth = 50;
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65 * // editing the second column
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66 * final int EDITABLECOLUMN = 1;
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67 *
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68 * tableTree.addSelectionListener(new SelectionAdapter() {
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69 * public void widgetSelected(SelectionEvent e) {
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70 * // Clean up any previous editor control
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71 * Control oldEditor = editor.getEditor();
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72 * if (oldEditor !is null) oldEditor.dispose();
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73 *
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74 * // Identify the selected row
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75 * TableTreeItem item = (TableTreeItem)e.item;
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76 * if (item is null) return;
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77 *
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78 * // The control that will be the editor must be a child of the Table
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79 * Text newEditor = new Text(table, SWT.NONE);
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80 * newEditor.setText(item.getText(EDITABLECOLUMN));
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81 * newEditor.addModifyListener(new ModifyListener() {
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82 * public void modifyText(ModifyEvent e) {
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83 * Text text = (Text)editor.getEditor();
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84 * editor.getItem().setText(EDITABLECOLUMN, text.getText());
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85 * }
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86 * });
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87 * newEditor.selectAll();
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88 * newEditor.setFocus();
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89 * editor.setEditor(newEditor, item, EDITABLECOLUMN);
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90 * }
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91 * });
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92 * </pre></code>
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93 *
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94 * @deprecated As of 3.1 use TreeEditor with Tree, TreeItem and TreeColumn
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95 */
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96 public class TableTreeEditor : ControlEditor {
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97
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98 alias ControlEditor.setEditor setEditor;
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99
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100 TableTree tableTree;
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101 TableTreeItem item;
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102 int column = -1;
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103 ControlListener columnListener;
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104 TreeListener treeListener;
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105 /**
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106 * Creates a TableTreeEditor for the specified TableTree.
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107 *
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108 * @param tableTree the TableTree Control above which this editor will be displayed
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109 *
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110 */
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111 public this (TableTree tableTree) {
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112 super(tableTree.getTable());
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113 this.tableTree = tableTree;
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114
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115 treeListener = new class() TreeListener {
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116 Runnable runnable;
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117 this() {
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118 runnable = new class() Runnable {
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119 public void run() {
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120 if (editor is null || editor.isDisposed()) return;
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121 if (this.outer.outer.tableTree.isDisposed()) return;
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122 layout();
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123 editor.setVisible(true);
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124 }
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125 };
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126 }
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127 public void treeCollapsed(TreeEvent e) {
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128 if (editor is null || editor.isDisposed ()) return;
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129 editor.setVisible(false);
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130 e.display.asyncExec(runnable);
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131 }
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132 public void treeExpanded(TreeEvent e) {
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133 if (editor is null || editor.isDisposed ()) return;
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134 editor.setVisible(false);
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135 e.display.asyncExec(runnable);
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136 }
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137 };
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138 tableTree.addTreeListener(treeListener);
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139
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140 columnListener = new class() ControlListener {
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141 public void controlMoved(ControlEvent e){
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142 layout ();
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143 }
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144 public void controlResized(ControlEvent e){
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145 layout ();
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146 }
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147 };
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148
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149 // To be consistent with older versions of SWT, grabVertical defaults to true
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150 grabVertical = true;
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151 }
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152
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153 override Rectangle computeBounds () {
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154 if (item is null || column is -1 || item.isDisposed() || item.tableItem is null) return new Rectangle(0, 0, 0, 0);
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155 Rectangle cell = item.getBounds(column);
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156 Rectangle area = tableTree.getClientArea();
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157 if (cell.x < area.x + area.width) {
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158 if (cell.x + cell.width > area.x + area.width) {
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159 cell.width = area.x + area.width - cell.x;
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160 }
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161 }
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162 Rectangle editorRect = new Rectangle(cell.x, cell.y, minimumWidth, minimumHeight);
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163
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164 if (grabHorizontal) {
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165 editorRect.width = Math.max(cell.width, minimumWidth);
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166 }
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167
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168 if (grabVertical) {
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169 editorRect.height = Math.max(cell.height, minimumHeight);
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170 }
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171
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172 if (horizontalAlignment is SWT.RIGHT) {
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173 editorRect.x += cell.width - editorRect.width;
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174 } else if (horizontalAlignment is SWT.LEFT) {
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175 // do nothing - cell.x is the right answer
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176 } else { // default is CENTER
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177 editorRect.x += (cell.width - editorRect.width)/2;
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178 }
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179
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180 if (verticalAlignment is SWT.BOTTOM) {
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181 editorRect.y += cell.height - editorRect.height;
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182 } else if (verticalAlignment is SWT.TOP) {
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183 // do nothing - cell.y is the right answer
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184 } else { // default is CENTER
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185 editorRect.y += (cell.height - editorRect.height)/2;
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186 }
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187 return editorRect;
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188 }
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189 /**
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190 * Removes all associations between the TableTreeEditor and the cell in the table tree. The
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191 * TableTree and the editor Control are <b>not</b> disposed.
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192 */
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193 public override void dispose () {
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194 if (tableTree !is null && !tableTree.isDisposed()) {
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195 Table table = tableTree.getTable();
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196 if (table !is null && !table.isDisposed()) {
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197 if (this.column > -1 && this.column < table.getColumnCount()){
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198 TableColumn tableColumn = table.getColumn(this.column);
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199 tableColumn.removeControlListener(columnListener);
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200 }
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201 }
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202 if (treeListener !is null) tableTree.removeTreeListener(treeListener);
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203 }
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204 treeListener = null;
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205 columnListener = null;
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206 tableTree = null;
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207 item = null;
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208 column = -1;
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209 super.dispose();
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210 }
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211 /**
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212 * Returns the zero based index of the column of the cell being tracked by this editor.
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213 *
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214 * @return the zero based index of the column of the cell being tracked by this editor
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215 */
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216 public int getColumn () {
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217 return column;
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218 }
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219 /**
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220 * Returns the TableTreeItem for the row of the cell being tracked by this editor.
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221 *
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222 * @return the TableTreeItem for the row of the cell being tracked by this editor
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223 */
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224 public TableTreeItem getItem () {
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225 return item;
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226 }
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227 public void setColumn(int column) {
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228 Table table = tableTree.getTable();
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229 int columnCount = table.getColumnCount();
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230 // Separately handle the case where the table has no TableColumns.
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231 // In this situation, there is a single default column.
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232 if (columnCount is 0) {
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233 this.column = (column is 0) ? 0 : -1;
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234 layout();
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235 return;
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236 }
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237 if (this.column > -1 && this.column < columnCount){
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238 TableColumn tableColumn = table.getColumn(this.column);
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239 tableColumn.removeControlListener(columnListener);
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240 this.column = -1;
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241 }
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242
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243 if (column < 0 || column >= table.getColumnCount()) return;
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244
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245 this.column = column;
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246 TableColumn tableColumn = table.getColumn(this.column);
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247 tableColumn.addControlListener(columnListener);
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248 layout();
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249 }
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250 public void setItem (TableTreeItem item) {
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251 this.item = item;
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252 layout();
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253 }
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254
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255 /**
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256 * Specify the Control that is to be displayed and the cell in the table that it is to be positioned above.
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257 *
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258 * <p>Note: The Control provided as the editor <b>must</b> be created with its parent being the Table control
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259 * specified in the TableEditor constructor.
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260 *
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261 * @param editor the Control that is displayed above the cell being edited
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262 * @param item the TableItem for the row of the cell being tracked by this editor
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263 * @param column the zero based index of the column of the cell being tracked by this editor
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264 */
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265 alias ControlEditor.setEditor setEditor;
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266 public void setEditor (Control editor, TableTreeItem item, int column) {
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267 setItem(item);
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268 setColumn(column);
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269 setEditor(editor);
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270 }
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271 public override void layout () {
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272 if (tableTree is null || tableTree.isDisposed()) return;
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273 if (item is null || item.isDisposed()) return;
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274 Table table = tableTree.getTable();
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275 int columnCount = table.getColumnCount();
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276 if (columnCount is 0 && column !is 0) return;
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277 if (columnCount > 0 && (column < 0 || column >= columnCount)) return;
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278 super.layout();
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279 }
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280
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281 }