Mercurial > projects > dwt-mac
annotate dwt/widgets/TreeColumn.d @ 88:6c56264306a6
Ported dwt.widgets.TreeColumn
author | Jacob Carlborg <doob@me.com> |
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date | Tue, 30 Dec 2008 16:44:02 +0100 |
parents | d8635bb48c7c |
children | 8e3c85e1733d |
rev | line source |
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45 | 1 /******************************************************************************* |
2 * Copyright (c) 2000, 2008 IBM Corporation and others. | |
0
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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 *******************************************************************************/ |
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11 module dwt.widgets.TreeColumn; |
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12 |
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13 import dwt.dwthelper.utils; |
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14 |
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15 |
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16 import dwt.DWT; |
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17 import dwt.DWTException; |
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18 import dwt.events.ControlListener; |
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19 import dwt.events.SelectionEvent; |
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20 import dwt.events.SelectionListener; |
45 | 21 import dwt.graphics.GC; |
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22 import dwt.graphics.Image; |
45 | 23 import dwt.internal.cocoa.NSAffineTransform; |
24 import dwt.internal.cocoa.NSAttributedString; | |
25 import dwt.internal.cocoa.NSGraphicsContext; | |
26 import dwt.internal.cocoa.NSMutableDictionary; | |
27 import dwt.internal.cocoa.NSMutableParagraphStyle; | |
28 import dwt.internal.cocoa.NSOutlineView; | |
29 import dwt.internal.cocoa.NSRect; | |
30 import dwt.internal.cocoa.NSSize; | |
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31 import dwt.internal.cocoa.NSString; |
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32 import dwt.internal.cocoa.NSTableColumn; |
45 | 33 import dwt.internal.cocoa.NSTableHeaderCell; |
34 import dwt.internal.cocoa.NSTableHeaderView; | |
35 import dwt.internal.cocoa.NSView; | |
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36 import dwt.internal.cocoa.OS; |
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37 |
88 | 38 import dwt.internal.objc.cocoa.Cocoa; |
39 import objc = dwt.internal.objc.runtime; | |
40 import dwt.widgets.Item; | |
41 import dwt.widgets.Tree; | |
42 import dwt.widgets.TypedListener; | |
43 | |
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44 /** |
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45 * Instances of this class represent a column in a tree widget. |
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46 * <p><dl> |
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47 * <dt><b>Styles:</b></dt> |
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48 * <dd>LEFT, RIGHT, CENTER</dd> |
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49 * <dt><b>Events:</b></dt> |
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50 * <dd> Move, Resize, Selection</dd> |
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51 * </dl> |
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52 * </p><p> |
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53 * Note: Only one of the styles LEFT, RIGHT and CENTER may be specified. |
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54 * </p><p> |
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55 * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
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56 * </p> |
45 | 57 * |
58 * @see <a href="http://www.eclipse.org/swt/snippets/#tree">Tree, TreeItem, TreeColumn snippets</a> | |
59 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
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60 * |
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61 * @since 3.1 |
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62 */ |
3 | 63 public class TreeColumn : Item { |
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64 NSTableColumn nsColumn; |
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65 Tree parent; |
45 | 66 String toolTipText, displayText; |
67 | |
88 | 68 static const int MARGIN = 2; |
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69 |
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70 /** |
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71 * Constructs a new instance of this class given its parent |
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72 * (which must be a <code>Tree</code>) and a style value |
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73 * describing its behavior and appearance. The item is added |
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74 * to the end of the items maintained by its parent. |
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75 * <p> |
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76 * The style value is either one of the style constants defined in |
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77 * class <code>DWT</code> which is applicable to instances of this |
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78 * class, or must be built by <em>bitwise OR</em>'ing together |
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79 * (that is, using the <code>int</code> "|" operator) two or more |
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80 * of those <code>DWT</code> style constants. The class description |
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81 * lists the style constants that are applicable to the class. |
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82 * Style bits are also inherited from superclasses. |
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83 * </p> |
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84 * |
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85 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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86 * @param style the style of control to construct |
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87 * |
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88 * @exception IllegalArgumentException <ul> |
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89 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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90 * </ul> |
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91 * @exception DWTException <ul> |
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92 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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93 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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94 * </ul> |
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95 * |
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96 * @see DWT#LEFT |
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97 * @see DWT#RIGHT |
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98 * @see DWT#CENTER |
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99 * @see Widget#checkSubclass |
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100 * @see Widget#getStyle |
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101 */ |
5 | 102 public this (Tree parent, int style) { |
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103 super (parent, checkStyle (style)); |
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104 this.parent = parent; |
45 | 105 parent.createItem (this, parent.columnCount); |
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106 } |
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107 |
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108 /** |
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109 * Constructs a new instance of this class given its parent |
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110 * (which must be a <code>Tree</code>), a style value |
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111 * describing its behavior and appearance, and the index |
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112 * at which to place it in the items maintained by its parent. |
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113 * <p> |
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114 * The style value is either one of the style constants defined in |
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115 * class <code>DWT</code> which is applicable to instances of this |
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116 * class, or must be built by <em>bitwise OR</em>'ing together |
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117 * (that is, using the <code>int</code> "|" operator) two or more |
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118 * of those <code>DWT</code> style constants. The class description |
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119 * lists the style constants that are applicable to the class. |
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120 * Style bits are also inherited from superclasses. |
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121 * </p> |
45 | 122 * <p> |
123 * Note that due to a restriction on some platforms, the first column | |
124 * is always left aligned. | |
125 * </p> | |
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126 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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127 * @param style the style of control to construct |
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128 * @param index the zero-relative index to store the receiver in its parent |
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129 * |
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130 * @exception IllegalArgumentException <ul> |
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131 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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132 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</li> |
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133 * </ul> |
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134 * @exception DWTException <ul> |
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135 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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136 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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137 * </ul> |
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138 * |
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139 * @see DWT#LEFT |
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140 * @see DWT#RIGHT |
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141 * @see DWT#CENTER |
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142 * @see Widget#checkSubclass |
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143 * @see Widget#getStyle |
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144 */ |
5 | 145 public this (Tree parent, int style, int index) { |
0
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146 super (parent, checkStyle (style)); |
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147 this.parent = parent; |
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148 parent.createItem (this, index); |
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149 } |
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150 |
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151 /** |
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152 * Adds the listener to the collection of listeners who will |
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153 * be notified when the control is moved or resized, by sending |
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154 * it one of the messages defined in the <code>ControlListener</code> |
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155 * interface. |
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156 * |
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157 * @param listener the listener which should be notified |
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158 * |
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159 * @exception IllegalArgumentException <ul> |
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160 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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161 * </ul> |
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162 * @exception DWTException <ul> |
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163 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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164 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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165 * </ul> |
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166 * |
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167 * @see ControlListener |
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168 * @see #removeControlListener |
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169 */ |
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170 public void addControlListener(ControlListener listener) { |
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171 checkWidget (); |
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172 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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173 TypedListener typedListener = new TypedListener (listener); |
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174 addListener (DWT.Resize,typedListener); |
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175 addListener (DWT.Move,typedListener); |
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176 } |
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177 |
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178 /** |
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179 * Adds the listener to the collection of listeners who will |
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180 * be notified when the control is selected by the user, by sending |
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181 * it one of the messages defined in the <code>SelectionListener</code> |
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182 * interface. |
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183 * <p> |
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184 * <code>widgetSelected</code> is called when the column header is selected. |
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185 * <code>widgetDefaultSelected</code> is not called. |
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186 * </p> |
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187 * |
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188 * @param listener the listener which should be notified when the control is selected by the user |
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189 * |
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190 * @exception IllegalArgumentException <ul> |
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191 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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192 * </ul> |
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193 * @exception DWTException <ul> |
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194 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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195 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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196 * </ul> |
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197 * |
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198 * @see SelectionListener |
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199 * @see #removeSelectionListener |
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200 * @see SelectionEvent |
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201 */ |
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202 public void addSelectionListener (SelectionListener listener) { |
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203 checkWidget (); |
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204 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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205 TypedListener typedListener = new TypedListener (listener); |
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206 addListener (DWT.Selection,typedListener); |
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207 addListener (DWT.DefaultSelection,typedListener); |
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208 } |
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209 |
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210 static int checkStyle (int style) { |
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211 return checkBits (style, DWT.LEFT, DWT.CENTER, DWT.RIGHT, 0, 0, 0); |
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212 } |
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213 |
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214 protected void checkSubclass () { |
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215 if (!isValidSubclass ()) error (DWT.ERROR_INVALID_SUBCLASS); |
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216 } |
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217 |
45 | 218 void deregister () { |
219 super.deregister (); | |
220 display.removeWidget (nsColumn.headerCell()); | |
221 } | |
222 | |
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223 void destroyWidget () { |
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224 parent.destroyItem (this); |
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225 releaseHandle (); |
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226 } |
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227 |
88 | 228 void drawInteriorWithFrame_inView (objc.id id, objc.SEL sel, objc.id cellFrame, objc.id view) { |
229 NSRect cellRect = NSRect (); | |
230 OS.memmove (&cellRect, cellFrame, NSRect.sizeof); | |
45 | 231 |
232 /* | |
233 * Feature in Cocoa. When the last column in a tree does not reach the | |
234 * rightmost edge of the tree view, the cell that draws the rightmost- | |
235 * column's header is also invoked to draw the header space between its | |
236 * right edge and the tree's right edge. If this case is detected then | |
237 * nothing should be drawn. | |
238 */ | |
88 | 239 NSOutlineView outlineView = cast(NSOutlineView)parent.view; |
240 NSInteger columnIndex = outlineView.columnWithIdentifier (nsColumn); | |
45 | 241 NSRect headerRect = parent.headerView.headerRectOfColumn (columnIndex); |
242 if (headerRect.x !is cellRect.x || headerRect.width !is cellRect.width) return; | |
243 | |
244 NSGraphicsContext context = NSGraphicsContext.currentContext (); | |
245 context.saveGraphicsState (); | |
246 | |
247 int contentWidth = 0; | |
88 | 248 NSSize stringSize, imageSize; |
45 | 249 NSAttributedString attrString = null; |
250 NSTableHeaderCell headerCell = nsColumn.headerCell (); | |
251 if (displayText !is null) { | |
252 NSMutableDictionary dict = NSMutableDictionary.dictionaryWithCapacity(4); | |
253 dict.setObject (headerCell.font (), OS.NSFontAttributeName); | |
88 | 254 NSMutableParagraphStyle paragraphStyle = cast(NSMutableParagraphStyle)(new NSMutableParagraphStyle ()).alloc ().init (); |
45 | 255 paragraphStyle.autorelease (); |
256 paragraphStyle.setLineBreakMode (OS.NSLineBreakByClipping); | |
257 dict.setObject (paragraphStyle, OS.NSParagraphStyleAttributeName); | |
258 NSString string = NSString.stringWith (displayText); | |
88 | 259 attrString = (cast(NSAttributedString)(new NSAttributedString ()).alloc ()).initWithString (string, dict); |
45 | 260 stringSize = attrString.size (); |
261 contentWidth += Math.ceil (stringSize.width); | |
262 if (image !is null) contentWidth += MARGIN; /* space between image and text */ | |
263 } | |
264 if (image !is null) { | |
265 imageSize = image.handle.size (); | |
266 contentWidth += Math.ceil (imageSize.width); | |
267 } | |
268 | |
269 if (parent.sortColumn is this && parent.sortDirection !is DWT.NONE) { | |
270 bool ascending = parent.sortDirection is DWT.UP; | |
271 headerCell.drawSortIndicatorWithFrame (cellRect, new NSView(view), ascending, 0); | |
272 /* remove the arrow's space from the available drawing width */ | |
273 NSRect sortRect = headerCell.sortIndicatorRectForBounds (cellRect); | |
274 cellRect.width = Math.max (0, sortRect.x - cellRect.x); | |
275 } | |
276 | |
277 int drawX = 0; | |
278 if ((style & DWT.CENTER) !is 0) { | |
88 | 279 drawX = cast(int)(cellRect.x + Math.max (MARGIN, ((cellRect.width - contentWidth) / 2))); |
45 | 280 } else if ((style & DWT.RIGHT) !is 0) { |
88 | 281 drawX = cast(int)(cellRect.x + Math.max (MARGIN, cellRect.width - contentWidth - MARGIN)); |
45 | 282 } else { |
88 | 283 drawX = cast(int)cellRect.x + MARGIN; |
45 | 284 } |
285 | |
286 if (image !is null) { | |
88 | 287 NSRect destRect = NSRect (); |
45 | 288 destRect.x = drawX; |
289 destRect.y = cellRect.y; | |
290 destRect.width = Math.min (imageSize.width, cellRect.width - 2 * MARGIN); | |
291 destRect.height = Math.min (imageSize.height, cellRect.height); | |
88 | 292 bool isFlipped = (new NSView (view)).isFlipped(); |
45 | 293 if (isFlipped) { |
294 context.saveGraphicsState (); | |
295 NSAffineTransform transform = NSAffineTransform.transform (); | |
296 transform.scaleXBy (1, -1); | |
297 transform.translateXBy (0, -(destRect.height + 2 * destRect.y)); | |
298 transform.concat (); | |
299 } | |
88 | 300 NSRect sourceRect = NSRect (); |
45 | 301 sourceRect.width = destRect.width; |
302 sourceRect.height = destRect.height; | |
303 image.handle.drawInRect (destRect, sourceRect, OS.NSCompositeSourceOver, 1f); | |
304 if (isFlipped) context.restoreGraphicsState (); | |
305 drawX += destRect.width; | |
306 } | |
307 | |
308 if (displayText !is null && displayText.length () > 0) { | |
309 if (image !is null) drawX += MARGIN; /* space between image and text */ | |
88 | 310 NSRect destRect = NSRect (); |
45 | 311 destRect.x = drawX; |
312 destRect.y = cellRect.y; | |
313 destRect.width = Math.min (stringSize.width, cellRect.x + cellRect.width - MARGIN - drawX); | |
314 destRect.height = Math.min (stringSize.height, cellRect.height); | |
315 attrString.drawInRect (destRect); | |
316 attrString.release (); | |
317 } | |
318 | |
319 context.restoreGraphicsState (); | |
320 } | |
321 | |
0
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322 /** |
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323 * Returns a value which describes the position of the |
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324 * text or image in the receiver. The value will be one of |
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325 * <code>LEFT</code>, <code>RIGHT</code> or <code>CENTER</code>. |
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326 * |
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327 * @return the alignment |
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328 * |
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329 * @exception DWTException <ul> |
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330 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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331 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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332 * </ul> |
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333 */ |
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334 public int getAlignment () { |
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335 checkWidget (); |
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336 if ((style & DWT.LEFT) !is 0) return DWT.LEFT; |
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337 if ((style & DWT.CENTER) !is 0) return DWT.CENTER; |
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338 if ((style & DWT.RIGHT) !is 0) return DWT.RIGHT; |
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339 return DWT.LEFT; |
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340 } |
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341 |
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342 String getNameText () { |
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343 return getText (); |
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344 } |
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345 |
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346 /** |
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347 * Returns the receiver's parent, which must be a <code>Tree</code>. |
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348 * |
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349 * @return the receiver's parent |
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350 * |
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351 * @exception DWTException <ul> |
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352 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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353 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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354 * </ul> |
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355 */ |
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356 public Tree getParent () { |
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357 checkWidget (); |
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358 return parent; |
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359 } |
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360 |
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361 /** |
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362 * Gets the moveable attribute. A column that is |
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363 * not moveable cannot be reordered by the user |
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364 * by dragging the header but may be reordered |
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365 * by the programmer. |
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366 * |
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367 * @return the moveable attribute |
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368 * |
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369 * @exception DWTException <ul> |
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370 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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371 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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372 * </ul> |
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373 * |
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374 * @see Tree#getColumnOrder() |
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375 * @see Tree#setColumnOrder(int[]) |
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376 * @see TreeColumn#setMoveable(bool) |
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377 * @see DWT#Move |
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378 * |
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379 * @since 3.2 |
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380 */ |
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381 public bool getMoveable () { |
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382 checkWidget (); |
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383 // int [] flags = new int [1]; |
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384 // OS.GetDataBrowserPropertyFlags (parent.handle, id, flags); |
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385 // return (flags [0] & OS.kDataBrowserListViewMovableColumn) !is 0; |
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386 return false; |
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387 } |
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388 |
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389 /** |
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390 * Gets the resizable attribute. A column that is |
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391 * not resizable cannot be dragged by the user but |
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392 * may be resized by the programmer. |
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393 * |
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394 * @return the resizable attribute |
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395 * |
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396 * @exception DWTException <ul> |
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397 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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398 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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399 * </ul> |
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400 */ |
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401 public bool getResizable () { |
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402 checkWidget (); |
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403 return nsColumn.resizingMask() !is OS.NSTableColumnNoResizing; |
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404 } |
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405 |
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406 /** |
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407 * Returns the receiver's tool tip text, or null if it has |
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408 * not been set. |
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409 * |
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410 * @return the receiver's tool tip text |
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411 * |
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412 * @exception DWTException <ul> |
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413 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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414 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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415 * </ul> |
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416 * |
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417 * @since 3.2 |
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418 */ |
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419 public String getToolTipText () { |
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420 checkWidget (); |
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421 return toolTipText; |
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422 } |
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423 |
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424 /** |
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425 * Gets the width of the receiver. |
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426 * |
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427 * @return the width |
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428 * |
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429 * @exception DWTException <ul> |
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430 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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431 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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432 * </ul> |
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433 */ |
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434 public int getWidth () { |
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435 checkWidget (); |
7 | 436 return cast(int)nsColumn.width(); |
0
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437 } |
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438 |
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439 /** |
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440 * Causes the receiver to be resized to its preferred size. |
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441 * For a composite, this involves computing the preferred size |
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442 * from its layout, if there is one. |
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443 * |
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444 * @exception DWTException <ul> |
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445 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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446 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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447 * </ul> |
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448 * |
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449 */ |
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450 public void pack () { |
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451 checkWidget (); |
45 | 452 |
453 int width = 0; | |
454 | |
455 /* compute header width */ | |
456 if (displayText !is null) { | |
457 NSMutableDictionary dict = NSMutableDictionary.dictionaryWithCapacity (4); | |
458 NSTableHeaderCell headerCell = nsColumn.headerCell (); | |
459 dict.setObject (headerCell.font (), OS.NSFontAttributeName); | |
460 NSString string = NSString.stringWith (displayText); | |
88 | 461 NSAttributedString attrString = (cast(NSAttributedString)(new NSAttributedString ()).alloc ()).initWithString (string, dict); |
45 | 462 NSSize stringSize = attrString.size (); |
463 attrString.release (); | |
464 width += Math.ceil (stringSize.width); | |
465 if (image !is null) width += MARGIN; /* space between image and text */ | |
466 } | |
467 if (image !is null) { | |
468 NSSize imageSize = image.handle.size (); | |
469 width += Math.ceil (imageSize.width); | |
470 } | |
471 if (parent.sortColumn is this && parent.sortDirection !is DWT.NONE) { | |
472 NSTableHeaderCell headerCell = nsColumn.headerCell (); | |
88 | 473 NSRect rect = NSRect (); |
45 | 474 rect.width = rect.height = Float.MAX_VALUE; |
475 NSSize cellSize = headerCell.cellSizeForBounds (rect); | |
476 rect.height = cellSize.height; | |
477 NSRect sortRect = headerCell.sortIndicatorRectForBounds (rect); | |
478 width += Math.ceil (sortRect.width); | |
479 } | |
480 | |
481 /* compute item widths down column */ | |
482 GC gc = new GC (parent); | |
483 int index = parent.indexOf (this); | |
484 for (int i=0; i<parent.itemCount; i++) { | |
485 TreeItem item = parent.items [i]; | |
486 if (item !is null && !item.isDisposed () && item.cached) { | |
487 width = Math.max (width, item.calculateWidth (index, gc, true, true)); | |
488 if (isDisposed ()) { | |
489 gc.dispose (); | |
490 return; | |
491 } | |
492 if (gc.isDisposed ()) gc = new GC (parent); | |
493 } | |
494 } | |
495 gc.dispose (); | |
496 setWidth (width + parent.getInsetWidth ()); | |
0
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497 } |
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498 |
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499 void releaseHandle () { |
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500 super.releaseHandle (); |
45 | 501 if (nsColumn !is null) { |
502 nsColumn.headerCell ().release (); | |
503 nsColumn.release (); | |
504 } | |
0
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505 nsColumn = null; |
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506 parent = null; |
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507 } |
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508 |
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509 void releaseWidget () { |
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510 super.releaseWidget (); |
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511 if (parent.sortColumn is this) { |
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512 parent.sortColumn = null; |
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513 } |
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514 } |
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515 |
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516 /** |
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517 * Removes the listener from the collection of listeners who will |
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518 * be notified when the control is moved or resized. |
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519 * |
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520 * @param listener the listener which should no longer be notified |
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521 * |
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522 * @exception IllegalArgumentException <ul> |
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523 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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524 * </ul> |
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525 * @exception DWTException <ul> |
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526 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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527 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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528 * </ul> |
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529 * |
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530 * @see ControlListener |
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531 * @see #addControlListener |
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532 */ |
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533 public void removeControlListener (ControlListener listener) { |
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534 checkWidget (); |
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535 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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536 if (eventTable is null) return; |
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537 eventTable.unhook (DWT.Move, listener); |
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538 eventTable.unhook (DWT.Resize, listener); |
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539 } |
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540 |
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541 /** |
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542 * Removes the listener from the collection of listeners who will |
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543 * be notified when the control is selected by the user. |
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544 * |
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545 * @param listener the listener which should no longer be notified |
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546 * |
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547 * @exception IllegalArgumentException <ul> |
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548 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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549 * </ul> |
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550 * @exception DWTException <ul> |
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551 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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552 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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553 * </ul> |
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554 * |
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555 * @see SelectionListener |
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556 * @see #addSelectionListener |
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557 */ |
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558 public void removeSelectionListener(SelectionListener listener) { |
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559 checkWidget (); |
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560 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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561 if (eventTable is null) return; |
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562 eventTable.unhook (DWT.Selection, listener); |
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563 eventTable.unhook (DWT.DefaultSelection,listener); |
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564 } |
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565 |
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566 /** |
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567 * Controls how text and images will be displayed in the receiver. |
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568 * The argument should be one of <code>LEFT</code>, <code>RIGHT</code> |
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569 * or <code>CENTER</code>. |
45 | 570 * <p> |
571 * Note that due to a restriction on some platforms, the first column | |
572 * is always left aligned. | |
573 * </p> | |
0
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574 * @param alignment the new alignment |
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575 * |
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576 * @exception DWTException <ul> |
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577 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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578 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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579 * </ul> |
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580 */ |
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581 public void setAlignment (int alignment) { |
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582 checkWidget (); |
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583 if ((alignment & (DWT.LEFT | DWT.RIGHT | DWT.CENTER)) is 0) return; |
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584 int index = parent.indexOf (this); |
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585 if (index is -1 || index is 0) return; |
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586 style &= ~(DWT.LEFT | DWT.RIGHT | DWT.CENTER); |
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587 style |= alignment & (DWT.LEFT | DWT.RIGHT | DWT.CENTER); |
88 | 588 NSOutlineView outlineView = (cast(NSOutlineView) parent.view); |
45 | 589 NSTableHeaderView headerView = outlineView.headerView (); |
590 if (headerView is null) return; | |
88 | 591 NSInteger = outlineView.columnWithIdentifier (nsColumn); |
45 | 592 NSRect rect = headerView.headerRectOfColumn (index); |
593 headerView.setNeedsDisplayInRect (rect); | |
594 rect = outlineView.rectOfColumn (index); | |
595 parent.view.setNeedsDisplayInRect (rect); | |
0
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596 } |
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597 |
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598 public void setImage (Image image) { |
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599 checkWidget(); |
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600 if (image !is null && image.isDisposed ()) { |
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601 error (DWT.ERROR_INVALID_ARGUMENT); |
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602 } |
45 | 603 super.setImage (image); |
88 | 604 NSTableHeaderView headerView = (cast(NSOutlineView) parent.view).headerView (); |
45 | 605 if (headerView is null) return; |
88 | 606 NSInteger index = (cast(NSOutlineView)parent.view).columnWithIdentifier (nsColumn); |
45 | 607 NSRect rect = headerView.headerRectOfColumn (index); |
608 headerView.setNeedsDisplayInRect (rect); | |
0
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609 } |
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610 |
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611 /** |
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612 * Sets the moveable attribute. A column that is |
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613 * moveable can be reordered by the user by dragging |
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614 * the header. A column that is not moveable cannot be |
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615 * dragged by the user but may be reordered |
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616 * by the programmer. |
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617 * |
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618 * @param moveable the moveable attribute |
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619 * |
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620 * @exception DWTException <ul> |
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621 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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622 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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623 * </ul> |
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624 * |
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625 * @see Tree#setColumnOrder(int[]) |
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626 * @see Tree#getColumnOrder() |
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627 * @see TreeColumn#getMoveable() |
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628 * @see DWT#Move |
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629 * |
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630 * @since 3.2 |
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631 */ |
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632 public void setMoveable (bool moveable) { |
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633 checkWidget (); |
45 | 634 // TODO how to make only some columns movable? And handle moveable is false. |
635 if (moveable) { | |
88 | 636 (cast(NSOutlineView)parent.view).setAllowsColumnReordering (true); |
45 | 637 } |
0
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638 // int [] flags = new int [1]; |
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639 // OS.GetDataBrowserPropertyFlags (parent.handle, id, flags); |
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640 // if (moveable) { |
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641 // flags [0] |= OS.kDataBrowserListViewMovableColumn; |
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642 // } else { |
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643 // flags [0] &= ~OS.kDataBrowserListViewMovableColumn; |
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644 // } |
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645 // OS.SetDataBrowserPropertyFlags (parent.handle, id, flags [0]); |
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646 } |
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647 |
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648 /** |
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649 * Sets the resizable attribute. A column that is |
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650 * not resizable cannot be dragged by the user but |
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651 * may be resized by the programmer. |
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652 * |
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653 * @param resizable the resize attribute |
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654 * |
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655 * @exception DWTException <ul> |
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656 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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657 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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658 * </ul> |
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659 */ |
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660 public void setResizable (bool resizable) { |
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661 checkWidget (); |
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662 nsColumn.setResizingMask(resizable ? OS.NSTableColumnUserResizingMask : OS.NSTableColumnNoResizing); |
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663 } |
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664 |
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665 public void setText (String string) { |
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666 checkWidget (); |
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667 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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668 super.setText (string); |
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669 char [] buffer = new char [text.length ()]; |
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670 text.getChars (0, buffer.length, buffer, 0); |
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671 int length = fixMnemonic (buffer); |
88 | 672 displayText = new_String (buffer, 0, length); |
45 | 673 NSString title = NSString.stringWith (displayText); |
674 nsColumn.headerCell ().setTitle (title); | |
88 | 675 NSTableHeaderView headerView = (cast(NSOutlineView) parent.view).headerView (); |
45 | 676 if (headerView is null) return; |
88 | 677 NSInteger index = (cast(NSOutlineView)parent.view).columnWithIdentifier (nsColumn); |
45 | 678 NSRect rect = headerView.headerRectOfColumn (index); |
679 headerView.setNeedsDisplayInRect (rect); | |
0
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680 } |
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681 |
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682 /** |
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683 * Sets the receiver's tool tip text to the argument, which |
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684 * may be null indicating that no tool tip text should be shown. |
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685 * |
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686 * @param string the new tool tip text (or null) |
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687 * |
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688 * @exception DWTException <ul> |
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689 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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690 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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691 * </ul> |
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692 * |
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693 * @since 3.2 |
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694 */ |
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695 public void setToolTipText (String string) { |
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696 checkWidget(); |
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697 toolTipText = string; |
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698 } |
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699 |
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700 /** |
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701 * Sets the width of the receiver. |
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702 * |
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703 * @param width the new width |
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704 * |
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705 * @exception DWTException <ul> |
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706 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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707 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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708 * </ul> |
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709 */ |
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710 public void setWidth (int width) { |
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711 checkWidget (); |
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712 if (width < 0) return; |
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713 nsColumn.setWidth (width); |
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714 } |
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715 } |