Mercurial > projects > dwt-mac
annotate dwt/widgets/TreeColumn.d @ 45:d8635bb48c7c
Merge with SWT 3.5
author | Jacob Carlborg <doob@me.com> |
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date | Mon, 01 Dec 2008 17:07:00 +0100 |
parents | e831403a80a9 |
children | 6c56264306a6 |
rev | line source |
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45 | 1 /******************************************************************************* |
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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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 |
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38 /** |
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39 * Instances of this class represent a column in a tree widget. |
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40 * <p><dl> |
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41 * <dt><b>Styles:</b></dt> |
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42 * <dd>LEFT, RIGHT, CENTER</dd> |
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43 * <dt><b>Events:</b></dt> |
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44 * <dd> Move, Resize, Selection</dd> |
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45 * </dl> |
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46 * </p><p> |
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47 * Note: Only one of the styles LEFT, RIGHT and CENTER may be specified. |
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48 * </p><p> |
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49 * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
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50 * </p> |
45 | 51 * |
52 * @see <a href="http://www.eclipse.org/swt/snippets/#tree">Tree, TreeItem, TreeColumn snippets</a> | |
53 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
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54 * |
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55 * @since 3.1 |
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56 */ |
3 | 57 public class TreeColumn : Item { |
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58 NSTableColumn nsColumn; |
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59 Tree parent; |
45 | 60 String toolTipText, displayText; |
61 | |
62 static final int MARGIN = 2; | |
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63 |
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64 /** |
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65 * Constructs a new instance of this class given its parent |
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66 * (which must be a <code>Tree</code>) and a style value |
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67 * describing its behavior and appearance. The item is added |
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68 * to the end of the items maintained by its parent. |
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69 * <p> |
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70 * The style value is either one of the style constants defined in |
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71 * class <code>DWT</code> which is applicable to instances of this |
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72 * class, or must be built by <em>bitwise OR</em>'ing together |
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73 * (that is, using the <code>int</code> "|" operator) two or more |
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74 * of those <code>DWT</code> style constants. The class description |
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75 * lists the style constants that are applicable to the class. |
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76 * Style bits are also inherited from superclasses. |
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77 * </p> |
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78 * |
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79 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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80 * @param style the style of control to construct |
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81 * |
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82 * @exception IllegalArgumentException <ul> |
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83 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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84 * </ul> |
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85 * @exception DWTException <ul> |
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86 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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87 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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88 * </ul> |
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89 * |
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90 * @see DWT#LEFT |
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91 * @see DWT#RIGHT |
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92 * @see DWT#CENTER |
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93 * @see Widget#checkSubclass |
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94 * @see Widget#getStyle |
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95 */ |
5 | 96 public this (Tree parent, int style) { |
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97 super (parent, checkStyle (style)); |
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98 this.parent = parent; |
45 | 99 parent.createItem (this, parent.columnCount); |
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100 } |
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101 |
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102 /** |
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103 * Constructs a new instance of this class given its parent |
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104 * (which must be a <code>Tree</code>), a style value |
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105 * describing its behavior and appearance, and the index |
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106 * at which to place it in the items maintained by its parent. |
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107 * <p> |
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108 * The style value is either one of the style constants defined in |
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109 * class <code>DWT</code> which is applicable to instances of this |
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110 * class, or must be built by <em>bitwise OR</em>'ing together |
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111 * (that is, using the <code>int</code> "|" operator) two or more |
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112 * of those <code>DWT</code> style constants. The class description |
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113 * lists the style constants that are applicable to the class. |
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114 * Style bits are also inherited from superclasses. |
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115 * </p> |
45 | 116 * <p> |
117 * Note that due to a restriction on some platforms, the first column | |
118 * is always left aligned. | |
119 * </p> | |
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120 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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121 * @param style the style of control to construct |
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122 * @param index the zero-relative index to store the receiver in its parent |
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123 * |
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124 * @exception IllegalArgumentException <ul> |
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125 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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126 * <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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127 * </ul> |
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128 * @exception DWTException <ul> |
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129 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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130 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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131 * </ul> |
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132 * |
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133 * @see DWT#LEFT |
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134 * @see DWT#RIGHT |
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135 * @see DWT#CENTER |
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136 * @see Widget#checkSubclass |
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137 * @see Widget#getStyle |
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138 */ |
5 | 139 public this (Tree parent, int style, int index) { |
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140 super (parent, checkStyle (style)); |
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141 this.parent = parent; |
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142 parent.createItem (this, index); |
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143 } |
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144 |
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145 /** |
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146 * Adds the listener to the collection of listeners who will |
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147 * be notified when the control is moved or resized, by sending |
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148 * it one of the messages defined in the <code>ControlListener</code> |
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149 * interface. |
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150 * |
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151 * @param listener the listener which should be notified |
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152 * |
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153 * @exception IllegalArgumentException <ul> |
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154 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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155 * </ul> |
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156 * @exception DWTException <ul> |
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157 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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158 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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159 * </ul> |
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160 * |
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161 * @see ControlListener |
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162 * @see #removeControlListener |
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163 */ |
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164 public void addControlListener(ControlListener listener) { |
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165 checkWidget (); |
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166 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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167 TypedListener typedListener = new TypedListener (listener); |
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168 addListener (DWT.Resize,typedListener); |
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169 addListener (DWT.Move,typedListener); |
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170 } |
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171 |
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172 /** |
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173 * Adds the listener to the collection of listeners who will |
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174 * be notified when the control is selected by the user, by sending |
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175 * it one of the messages defined in the <code>SelectionListener</code> |
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176 * interface. |
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177 * <p> |
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178 * <code>widgetSelected</code> is called when the column header is selected. |
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179 * <code>widgetDefaultSelected</code> is not called. |
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180 * </p> |
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181 * |
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182 * @param listener the listener which should be notified when the control is selected by the user |
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183 * |
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184 * @exception IllegalArgumentException <ul> |
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185 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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186 * </ul> |
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187 * @exception DWTException <ul> |
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188 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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189 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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190 * </ul> |
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191 * |
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192 * @see SelectionListener |
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193 * @see #removeSelectionListener |
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194 * @see SelectionEvent |
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195 */ |
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196 public void addSelectionListener (SelectionListener listener) { |
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197 checkWidget (); |
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198 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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199 TypedListener typedListener = new TypedListener (listener); |
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200 addListener (DWT.Selection,typedListener); |
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201 addListener (DWT.DefaultSelection,typedListener); |
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202 } |
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203 |
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204 static int checkStyle (int style) { |
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205 return checkBits (style, DWT.LEFT, DWT.CENTER, DWT.RIGHT, 0, 0, 0); |
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206 } |
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207 |
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208 protected void checkSubclass () { |
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209 if (!isValidSubclass ()) error (DWT.ERROR_INVALID_SUBCLASS); |
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210 } |
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211 |
45 | 212 void deregister () { |
213 super.deregister (); | |
214 display.removeWidget (nsColumn.headerCell()); | |
215 } | |
216 | |
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217 void destroyWidget () { |
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218 parent.destroyItem (this); |
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219 releaseHandle (); |
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220 } |
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221 |
45 | 222 void drawInteriorWithFrame_inView (int /*long*/ id, int /*long*/ sel, int /*long*/ cellFrame, int /*long*/ view) { |
223 NSRect cellRect = new NSRect (); | |
224 OS.memmove (cellRect, cellFrame, NSRect.sizeof); | |
225 | |
226 /* | |
227 * Feature in Cocoa. When the last column in a tree does not reach the | |
228 * rightmost edge of the tree view, the cell that draws the rightmost- | |
229 * column's header is also invoked to draw the header space between its | |
230 * right edge and the tree's right edge. If this case is detected then | |
231 * nothing should be drawn. | |
232 */ | |
233 NSOutlineView outlineView = (NSOutlineView)parent.view; | |
234 int columnIndex = (int)/*64*/outlineView.columnWithIdentifier (nsColumn); | |
235 NSRect headerRect = parent.headerView.headerRectOfColumn (columnIndex); | |
236 if (headerRect.x !is cellRect.x || headerRect.width !is cellRect.width) return; | |
237 | |
238 NSGraphicsContext context = NSGraphicsContext.currentContext (); | |
239 context.saveGraphicsState (); | |
240 | |
241 int contentWidth = 0; | |
242 NSSize stringSize = null, imageSize = null; | |
243 NSAttributedString attrString = null; | |
244 NSTableHeaderCell headerCell = nsColumn.headerCell (); | |
245 if (displayText !is null) { | |
246 NSMutableDictionary dict = NSMutableDictionary.dictionaryWithCapacity(4); | |
247 dict.setObject (headerCell.font (), OS.NSFontAttributeName); | |
248 NSMutableParagraphStyle paragraphStyle = (NSMutableParagraphStyle)new NSMutableParagraphStyle ().alloc ().init (); | |
249 paragraphStyle.autorelease (); | |
250 paragraphStyle.setLineBreakMode (OS.NSLineBreakByClipping); | |
251 dict.setObject (paragraphStyle, OS.NSParagraphStyleAttributeName); | |
252 NSString string = NSString.stringWith (displayText); | |
253 attrString = ((NSAttributedString)new NSAttributedString ().alloc ()).initWithString (string, dict); | |
254 stringSize = attrString.size (); | |
255 contentWidth += Math.ceil (stringSize.width); | |
256 if (image !is null) contentWidth += MARGIN; /* space between image and text */ | |
257 } | |
258 if (image !is null) { | |
259 imageSize = image.handle.size (); | |
260 contentWidth += Math.ceil (imageSize.width); | |
261 } | |
262 | |
263 if (parent.sortColumn is this && parent.sortDirection !is DWT.NONE) { | |
264 bool ascending = parent.sortDirection is DWT.UP; | |
265 headerCell.drawSortIndicatorWithFrame (cellRect, new NSView(view), ascending, 0); | |
266 /* remove the arrow's space from the available drawing width */ | |
267 NSRect sortRect = headerCell.sortIndicatorRectForBounds (cellRect); | |
268 cellRect.width = Math.max (0, sortRect.x - cellRect.x); | |
269 } | |
270 | |
271 int drawX = 0; | |
272 if ((style & DWT.CENTER) !is 0) { | |
273 drawX = (int)(cellRect.x + Math.max (MARGIN, ((cellRect.width - contentWidth) / 2))); | |
274 } else if ((style & DWT.RIGHT) !is 0) { | |
275 drawX = (int)(cellRect.x + Math.max (MARGIN, cellRect.width - contentWidth - MARGIN)); | |
276 } else { | |
277 drawX = (int)cellRect.x + MARGIN; | |
278 } | |
279 | |
280 if (image !is null) { | |
281 NSRect destRect = new NSRect (); | |
282 destRect.x = drawX; | |
283 destRect.y = cellRect.y; | |
284 destRect.width = Math.min (imageSize.width, cellRect.width - 2 * MARGIN); | |
285 destRect.height = Math.min (imageSize.height, cellRect.height); | |
286 bool isFlipped = new NSView (view).isFlipped(); | |
287 if (isFlipped) { | |
288 context.saveGraphicsState (); | |
289 NSAffineTransform transform = NSAffineTransform.transform (); | |
290 transform.scaleXBy (1, -1); | |
291 transform.translateXBy (0, -(destRect.height + 2 * destRect.y)); | |
292 transform.concat (); | |
293 } | |
294 NSRect sourceRect = new NSRect (); | |
295 sourceRect.width = destRect.width; | |
296 sourceRect.height = destRect.height; | |
297 image.handle.drawInRect (destRect, sourceRect, OS.NSCompositeSourceOver, 1f); | |
298 if (isFlipped) context.restoreGraphicsState (); | |
299 drawX += destRect.width; | |
300 } | |
301 | |
302 if (displayText !is null && displayText.length () > 0) { | |
303 if (image !is null) drawX += MARGIN; /* space between image and text */ | |
304 NSRect destRect = new NSRect (); | |
305 destRect.x = drawX; | |
306 destRect.y = cellRect.y; | |
307 destRect.width = Math.min (stringSize.width, cellRect.x + cellRect.width - MARGIN - drawX); | |
308 destRect.height = Math.min (stringSize.height, cellRect.height); | |
309 attrString.drawInRect (destRect); | |
310 attrString.release (); | |
311 } | |
312 | |
313 context.restoreGraphicsState (); | |
314 } | |
315 | |
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316 /** |
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317 * Returns a value which describes the position of the |
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318 * text or image in the receiver. The value will be one of |
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319 * <code>LEFT</code>, <code>RIGHT</code> or <code>CENTER</code>. |
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320 * |
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321 * @return the alignment |
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322 * |
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323 * @exception DWTException <ul> |
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324 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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325 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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326 * </ul> |
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327 */ |
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328 public int getAlignment () { |
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329 checkWidget (); |
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330 if ((style & DWT.LEFT) !is 0) return DWT.LEFT; |
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331 if ((style & DWT.CENTER) !is 0) return DWT.CENTER; |
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332 if ((style & DWT.RIGHT) !is 0) return DWT.RIGHT; |
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333 return DWT.LEFT; |
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334 } |
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335 |
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336 String getNameText () { |
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337 return getText (); |
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338 } |
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339 |
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340 /** |
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341 * Returns the receiver's parent, which must be a <code>Tree</code>. |
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342 * |
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343 * @return the receiver's parent |
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344 * |
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345 * @exception DWTException <ul> |
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346 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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347 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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348 * </ul> |
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349 */ |
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350 public Tree getParent () { |
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351 checkWidget (); |
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352 return parent; |
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353 } |
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354 |
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355 /** |
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356 * Gets the moveable attribute. A column that is |
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357 * not moveable cannot be reordered by the user |
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358 * by dragging the header but may be reordered |
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359 * by the programmer. |
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360 * |
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361 * @return the moveable attribute |
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362 * |
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363 * @exception DWTException <ul> |
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364 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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365 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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366 * </ul> |
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367 * |
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368 * @see Tree#getColumnOrder() |
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369 * @see Tree#setColumnOrder(int[]) |
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370 * @see TreeColumn#setMoveable(bool) |
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371 * @see DWT#Move |
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372 * |
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373 * @since 3.2 |
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374 */ |
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375 public bool getMoveable () { |
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376 checkWidget (); |
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377 // int [] flags = new int [1]; |
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378 // OS.GetDataBrowserPropertyFlags (parent.handle, id, flags); |
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379 // return (flags [0] & OS.kDataBrowserListViewMovableColumn) !is 0; |
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380 return false; |
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381 } |
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382 |
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383 /** |
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384 * Gets the resizable attribute. A column that is |
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385 * not resizable cannot be dragged by the user but |
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386 * may be resized by the programmer. |
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387 * |
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388 * @return the resizable attribute |
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389 * |
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390 * @exception DWTException <ul> |
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391 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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392 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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393 * </ul> |
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394 */ |
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395 public bool getResizable () { |
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396 checkWidget (); |
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397 return nsColumn.resizingMask() !is OS.NSTableColumnNoResizing; |
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398 } |
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399 |
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400 /** |
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401 * Returns the receiver's tool tip text, or null if it has |
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402 * not been set. |
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403 * |
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404 * @return the receiver's tool tip text |
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405 * |
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406 * @exception DWTException <ul> |
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407 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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408 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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409 * </ul> |
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410 * |
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411 * @since 3.2 |
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412 */ |
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413 public String getToolTipText () { |
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414 checkWidget (); |
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415 return toolTipText; |
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416 } |
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417 |
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418 /** |
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419 * Gets the width of the receiver. |
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420 * |
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421 * @return the width |
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422 * |
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423 * @exception DWTException <ul> |
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424 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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425 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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426 * </ul> |
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427 */ |
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428 public int getWidth () { |
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429 checkWidget (); |
7 | 430 return cast(int)nsColumn.width(); |
0
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431 } |
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432 |
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433 /** |
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434 * Causes the receiver to be resized to its preferred size. |
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435 * For a composite, this involves computing the preferred size |
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436 * from its layout, if there is one. |
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437 * |
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438 * @exception DWTException <ul> |
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439 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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440 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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441 * </ul> |
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442 * |
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443 */ |
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444 public void pack () { |
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445 checkWidget (); |
45 | 446 |
447 int width = 0; | |
448 | |
449 /* compute header width */ | |
450 if (displayText !is null) { | |
451 NSMutableDictionary dict = NSMutableDictionary.dictionaryWithCapacity (4); | |
452 NSTableHeaderCell headerCell = nsColumn.headerCell (); | |
453 dict.setObject (headerCell.font (), OS.NSFontAttributeName); | |
454 NSString string = NSString.stringWith (displayText); | |
455 NSAttributedString attrString = ((NSAttributedString)new NSAttributedString ().alloc ()).initWithString (string, dict); | |
456 NSSize stringSize = attrString.size (); | |
457 attrString.release (); | |
458 width += Math.ceil (stringSize.width); | |
459 if (image !is null) width += MARGIN; /* space between image and text */ | |
460 } | |
461 if (image !is null) { | |
462 NSSize imageSize = image.handle.size (); | |
463 width += Math.ceil (imageSize.width); | |
464 } | |
465 if (parent.sortColumn is this && parent.sortDirection !is DWT.NONE) { | |
466 NSTableHeaderCell headerCell = nsColumn.headerCell (); | |
467 NSRect rect = new NSRect (); | |
468 rect.width = rect.height = Float.MAX_VALUE; | |
469 NSSize cellSize = headerCell.cellSizeForBounds (rect); | |
470 rect.height = cellSize.height; | |
471 NSRect sortRect = headerCell.sortIndicatorRectForBounds (rect); | |
472 width += Math.ceil (sortRect.width); | |
473 } | |
474 | |
475 /* compute item widths down column */ | |
476 GC gc = new GC (parent); | |
477 int index = parent.indexOf (this); | |
478 for (int i=0; i<parent.itemCount; i++) { | |
479 TreeItem item = parent.items [i]; | |
480 if (item !is null && !item.isDisposed () && item.cached) { | |
481 width = Math.max (width, item.calculateWidth (index, gc, true, true)); | |
482 if (isDisposed ()) { | |
483 gc.dispose (); | |
484 return; | |
485 } | |
486 if (gc.isDisposed ()) gc = new GC (parent); | |
487 } | |
488 } | |
489 gc.dispose (); | |
490 setWidth (width + parent.getInsetWidth ()); | |
0
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491 } |
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492 |
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493 void releaseHandle () { |
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494 super.releaseHandle (); |
45 | 495 if (nsColumn !is null) { |
496 nsColumn.headerCell ().release (); | |
497 nsColumn.release (); | |
498 } | |
0
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499 nsColumn = null; |
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500 parent = null; |
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501 } |
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502 |
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503 void releaseWidget () { |
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504 super.releaseWidget (); |
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505 if (parent.sortColumn is this) { |
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506 parent.sortColumn = null; |
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507 } |
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508 } |
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509 |
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510 /** |
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511 * Removes the listener from the collection of listeners who will |
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512 * be notified when the control is moved or resized. |
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513 * |
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514 * @param listener the listener which should no longer be notified |
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515 * |
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516 * @exception IllegalArgumentException <ul> |
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517 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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518 * </ul> |
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519 * @exception DWTException <ul> |
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520 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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521 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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522 * </ul> |
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523 * |
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524 * @see ControlListener |
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525 * @see #addControlListener |
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526 */ |
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527 public void removeControlListener (ControlListener listener) { |
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528 checkWidget (); |
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529 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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530 if (eventTable is null) return; |
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531 eventTable.unhook (DWT.Move, listener); |
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532 eventTable.unhook (DWT.Resize, listener); |
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533 } |
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534 |
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535 /** |
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536 * Removes the listener from the collection of listeners who will |
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537 * be notified when the control is selected by the user. |
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538 * |
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539 * @param listener the listener which should no longer be notified |
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540 * |
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541 * @exception IllegalArgumentException <ul> |
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542 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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543 * </ul> |
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544 * @exception DWTException <ul> |
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545 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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546 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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547 * </ul> |
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548 * |
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549 * @see SelectionListener |
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550 * @see #addSelectionListener |
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551 */ |
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552 public void removeSelectionListener(SelectionListener listener) { |
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553 checkWidget (); |
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554 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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555 if (eventTable is null) return; |
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556 eventTable.unhook (DWT.Selection, listener); |
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557 eventTable.unhook (DWT.DefaultSelection,listener); |
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558 } |
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559 |
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560 /** |
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561 * Controls how text and images will be displayed in the receiver. |
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562 * The argument should be one of <code>LEFT</code>, <code>RIGHT</code> |
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563 * or <code>CENTER</code>. |
45 | 564 * <p> |
565 * Note that due to a restriction on some platforms, the first column | |
566 * is always left aligned. | |
567 * </p> | |
0
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568 * @param alignment the new alignment |
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569 * |
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570 * @exception DWTException <ul> |
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571 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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572 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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573 * </ul> |
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574 */ |
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575 public void setAlignment (int alignment) { |
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576 checkWidget (); |
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577 if ((alignment & (DWT.LEFT | DWT.RIGHT | DWT.CENTER)) is 0) return; |
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578 int index = parent.indexOf (this); |
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579 if (index is -1 || index is 0) return; |
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580 style &= ~(DWT.LEFT | DWT.RIGHT | DWT.CENTER); |
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581 style |= alignment & (DWT.LEFT | DWT.RIGHT | DWT.CENTER); |
45 | 582 NSOutlineView outlineView = ((NSOutlineView) parent.view); |
583 NSTableHeaderView headerView = outlineView.headerView (); | |
584 if (headerView is null) return; | |
585 index = (int)/*64*/outlineView.columnWithIdentifier (nsColumn); | |
586 NSRect rect = headerView.headerRectOfColumn (index); | |
587 headerView.setNeedsDisplayInRect (rect); | |
588 rect = outlineView.rectOfColumn (index); | |
589 parent.view.setNeedsDisplayInRect (rect); | |
0
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590 } |
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591 |
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592 public void setImage (Image image) { |
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593 checkWidget(); |
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594 if (image !is null && image.isDisposed ()) { |
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595 error (DWT.ERROR_INVALID_ARGUMENT); |
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596 } |
45 | 597 super.setImage (image); |
598 NSTableHeaderView headerView = ((NSOutlineView) parent.view).headerView (); | |
599 if (headerView is null) return; | |
600 int /*long*/ index = ((NSOutlineView)parent.view).columnWithIdentifier (nsColumn); | |
601 NSRect rect = headerView.headerRectOfColumn (index); | |
602 headerView.setNeedsDisplayInRect (rect); | |
0
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603 } |
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604 |
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605 /** |
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606 * Sets the moveable attribute. A column that is |
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607 * moveable can be reordered by the user by dragging |
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608 * the header. A column that is not moveable cannot be |
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609 * dragged by the user but may be reordered |
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610 * by the programmer. |
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611 * |
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612 * @param moveable the moveable attribute |
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613 * |
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614 * @exception DWTException <ul> |
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615 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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616 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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617 * </ul> |
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618 * |
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619 * @see Tree#setColumnOrder(int[]) |
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620 * @see Tree#getColumnOrder() |
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621 * @see TreeColumn#getMoveable() |
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622 * @see DWT#Move |
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623 * |
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624 * @since 3.2 |
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625 */ |
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626 public void setMoveable (bool moveable) { |
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627 checkWidget (); |
45 | 628 // TODO how to make only some columns movable? And handle moveable is false. |
629 if (moveable) { | |
630 ((NSOutlineView)parent.view).setAllowsColumnReordering (true); | |
631 } | |
0
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632 // int [] flags = new int [1]; |
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633 // OS.GetDataBrowserPropertyFlags (parent.handle, id, flags); |
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634 // if (moveable) { |
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635 // flags [0] |= OS.kDataBrowserListViewMovableColumn; |
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636 // } else { |
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637 // flags [0] &= ~OS.kDataBrowserListViewMovableColumn; |
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638 // } |
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639 // OS.SetDataBrowserPropertyFlags (parent.handle, id, flags [0]); |
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640 } |
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641 |
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642 /** |
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643 * Sets the resizable attribute. A column that is |
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644 * not resizable cannot be dragged by the user but |
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645 * may be resized by the programmer. |
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646 * |
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647 * @param resizable the resize attribute |
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648 * |
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649 * @exception DWTException <ul> |
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650 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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651 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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652 * </ul> |
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653 */ |
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654 public void setResizable (bool resizable) { |
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655 checkWidget (); |
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656 nsColumn.setResizingMask(resizable ? OS.NSTableColumnUserResizingMask : OS.NSTableColumnNoResizing); |
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657 } |
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658 |
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659 public void setText (String string) { |
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660 checkWidget (); |
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661 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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662 super.setText (string); |
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663 char [] buffer = new char [text.length ()]; |
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664 text.getChars (0, buffer.length, buffer, 0); |
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665 int length = fixMnemonic (buffer); |
45 | 666 displayText = new String (buffer, 0, length); |
667 NSString title = NSString.stringWith (displayText); | |
668 nsColumn.headerCell ().setTitle (title); | |
669 NSTableHeaderView headerView = ((NSOutlineView) parent.view).headerView (); | |
670 if (headerView is null) return; | |
671 int /*long*/ index = ((NSOutlineView)parent.view).columnWithIdentifier (nsColumn); | |
672 NSRect rect = headerView.headerRectOfColumn (index); | |
673 headerView.setNeedsDisplayInRect (rect); | |
0
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674 } |
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675 |
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676 /** |
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677 * Sets the receiver's tool tip text to the argument, which |
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678 * may be null indicating that no tool tip text should be shown. |
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679 * |
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680 * @param string the new tool tip text (or null) |
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681 * |
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682 * @exception DWTException <ul> |
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683 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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684 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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685 * </ul> |
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686 * |
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687 * @since 3.2 |
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688 */ |
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689 public void setToolTipText (String string) { |
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690 checkWidget(); |
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691 toolTipText = string; |
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692 } |
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693 |
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694 /** |
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695 * Sets the width of the receiver. |
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696 * |
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697 * @param width the new width |
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698 * |
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699 * @exception DWTException <ul> |
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700 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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701 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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702 * </ul> |
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703 */ |
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704 public void setWidth (int width) { |
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705 checkWidget (); |
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706 if (width < 0) return; |
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707 nsColumn.setWidth (width); |
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708 } |
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709 } |