Mercurial > projects > dwt-mac
annotate dwt/widgets/ToolItem.d @ 7:e831403a80a9
Add 'cast' to casts
author | Frank Benoit <benoit@tionex.de> |
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date | Wed, 27 Aug 2008 14:30:35 +0200 |
parents | 1a8b3cb347e0 |
children | d8635bb48c7c |
rev | line source |
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0
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1 /******************************************************************************* |
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2 * Copyright (c) 2000, 2007 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
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10 *******************************************************************************/ |
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11 module dwt.widgets.ToolItem; |
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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.SelectionEvent; |
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19 import dwt.events.SelectionListener; |
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20 import dwt.graphics.Image; |
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21 import dwt.graphics.Point; |
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22 import dwt.graphics.Rectangle; |
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23 import dwt.internal.cocoa.NSBezierPath; |
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24 import dwt.internal.cocoa.NSButton; |
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25 import dwt.internal.cocoa.NSColor; |
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26 import dwt.internal.cocoa.NSGraphicsContext; |
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27 import dwt.internal.cocoa.NSPoint; |
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28 import dwt.internal.cocoa.NSRect; |
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29 import dwt.internal.cocoa.NSString; |
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30 import dwt.internal.cocoa.NSView; |
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31 import dwt.internal.cocoa.OS; |
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32 import dwt.internal.cocoa.SWTBox; |
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33 import dwt.internal.cocoa.SWTButton; |
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34 import dwt.internal.cocoa.SWTView; |
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35 |
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36 /** |
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37 * Instances of this class represent a selectable user interface object |
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38 * that represents a button in a tool bar. |
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39 * <dl> |
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40 * <dt><b>Styles:</b></dt> |
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41 * <dd>PUSH, CHECK, RADIO, SEPARATOR, DROP_DOWN</dd> |
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42 * <dt><b>Events:</b></dt> |
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43 * <dd>Selection</dd> |
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44 * </dl> |
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45 * <p> |
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46 * Note: Only one of the styles CHECK, PUSH, RADIO, SEPARATOR and DROP_DOWN |
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47 * 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> |
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51 */ |
3 | 52 public class ToolItem : Item { |
0
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53 NSView view; |
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54 NSButton button, arrow; |
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55 int width = DEFAULT_SEPARATOR_WIDTH; |
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56 ToolBar parent; |
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57 Image hotImage, disabledImage; |
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58 String toolTipText; |
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59 Control control; |
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60 bool selection; |
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61 |
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62 static final int DEFAULT_WIDTH = 24; |
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63 static final int DEFAULT_HEIGHT = 22; |
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64 static final int DEFAULT_SEPARATOR_WIDTH = 6; |
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65 static final int INSET = 5; |
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66 static final int ARROW_WIDTH = 5; |
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67 static final int ARROW_INSET = 2; |
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68 |
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69 /** |
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70 * Constructs a new instance of this class given its parent |
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71 * (which must be a <code>ToolBar</code>) and a style value |
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72 * describing its behavior and appearance. The item is added |
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73 * to the end of the items maintained by its parent. |
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74 * <p> |
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75 * The style value is either one of the style constants defined in |
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76 * class <code>DWT</code> which is applicable to instances of this |
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77 * class, or must be built by <em>bitwise OR</em>'ing together |
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78 * (that is, using the <code>int</code> "|" operator) two or more |
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79 * of those <code>DWT</code> style constants. The class description |
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80 * lists the style constants that are applicable to the class. |
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81 * Style bits are also inherited from superclasses. |
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82 * </p> |
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83 * |
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84 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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85 * @param style the style of control to construct |
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86 * |
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87 * @exception IllegalArgumentException <ul> |
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88 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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89 * </ul> |
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90 * @exception DWTException <ul> |
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91 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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92 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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93 * </ul> |
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94 * |
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95 * @see DWT#PUSH |
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96 * @see DWT#CHECK |
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97 * @see DWT#RADIO |
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98 * @see DWT#SEPARATOR |
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99 * @see DWT#DROP_DOWN |
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100 * @see Widget#checkSubclass |
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101 * @see Widget#getStyle |
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102 */ |
5 | 103 public this (ToolBar parent, int style) { |
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104 super (parent, checkStyle (style)); |
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105 this.parent = parent; |
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106 parent.createItem (this, parent.getItemCount ()); |
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107 } |
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108 |
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109 /** |
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110 * Constructs a new instance of this class given its parent |
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111 * (which must be a <code>ToolBar</code>), a style value |
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112 * describing its behavior and appearance, and the index |
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113 * at which to place it in the items maintained by its parent. |
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114 * <p> |
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115 * The style value is either one of the style constants defined in |
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116 * class <code>DWT</code> which is applicable to instances of this |
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117 * class, or must be built by <em>bitwise OR</em>'ing together |
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118 * (that is, using the <code>int</code> "|" operator) two or more |
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119 * of those <code>DWT</code> style constants. The class description |
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120 * lists the style constants that are applicable to the class. |
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121 * Style bits are also inherited from superclasses. |
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122 * </p> |
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123 * |
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124 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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125 * @param style the style of control to construct |
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126 * @param index the zero-relative index to store the receiver in its parent |
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127 * |
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128 * @exception IllegalArgumentException <ul> |
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129 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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130 * <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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131 * </ul> |
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132 * @exception DWTException <ul> |
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133 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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134 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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135 * </ul> |
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136 * |
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137 * @see DWT#PUSH |
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138 * @see DWT#CHECK |
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139 * @see DWT#RADIO |
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140 * @see DWT#SEPARATOR |
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141 * @see DWT#DROP_DOWN |
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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 (ToolBar 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 selected by the user, by sending |
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154 * it one of the messages defined in the <code>SelectionListener</code> |
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155 * interface. |
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156 * <p> |
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157 * When <code>widgetSelected</code> is called when the mouse is over the arrow portion of a drop-down tool, |
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158 * the event object detail field contains the value <code>DWT.ARROW</code>. |
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159 * <code>widgetDefaultSelected</code> is not called. |
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160 * </p> |
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161 * |
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162 * @param listener the listener which should be notified when the control is selected by the user, |
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163 * |
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164 * @exception IllegalArgumentException <ul> |
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165 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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166 * </ul> |
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167 * @exception DWTException <ul> |
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168 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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169 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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170 * </ul> |
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171 * |
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172 * @see SelectionListener |
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173 * @see #removeSelectionListener |
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174 * @see SelectionEvent |
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175 */ |
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176 public void addSelectionListener(SelectionListener listener) { |
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177 checkWidget(); |
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178 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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179 TypedListener typedListener = new TypedListener(listener); |
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180 addListener(DWT.Selection,typedListener); |
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181 addListener(DWT.DefaultSelection,typedListener); |
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182 } |
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183 |
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184 static int checkStyle (int style) { |
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185 return checkBits (style, DWT.PUSH, DWT.CHECK, DWT.RADIO, DWT.SEPARATOR, DWT.DROP_DOWN, 0); |
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186 } |
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187 |
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188 protected void checkSubclass () { |
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189 if (!isValidSubclass ()) error (DWT.ERROR_INVALID_SUBCLASS); |
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190 } |
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191 |
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192 Point computeSize () { |
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193 checkWidget(); |
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194 int width = 0, height = 0; |
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195 if ((style & DWT.SEPARATOR) !is 0) { |
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196 if ((parent.style & DWT.HORIZONTAL) !is 0) { |
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197 width = getWidth (); |
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198 height = DEFAULT_HEIGHT; |
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199 } else { |
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200 width = DEFAULT_WIDTH; |
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201 height = getWidth (); |
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202 } |
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203 if (control !is null) { |
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204 height = Math.max (height, control.getMininumHeight ()); |
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205 } |
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206 } else { |
7 | 207 (cast(NSButton)button).sizeToFit (); |
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208 NSRect frame = button.frame(); |
7 | 209 width = cast(int)frame.width + INSET; |
210 height = cast(int)frame.height; | |
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211 if (arrow !is null) { |
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212 width += ARROW_INSET + ARROW_WIDTH; |
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213 } |
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214 view.setNeedsDisplay(true); |
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215 } |
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216 return new Point (width, height); |
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217 } |
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218 |
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219 void createWidget() { |
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220 createJNIRef (); |
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221 if ((style & DWT.SEPARATOR) !is 0) { |
7 | 222 SWTBox widget = cast(SWTBox)new SWTBox().alloc(); |
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223 widget.initWithFrame(new NSRect()); |
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224 widget.setBoxType(OS.NSBoxSeparator); |
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225 widget.setTag(jniRef); |
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226 view = widget; |
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227 } else { |
7 | 228 SWTView widget = cast(SWTView)new SWTView().alloc(); |
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229 widget.initWithFrame(new NSRect()); |
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230 widget.setTag(parent.jniRef); |
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231 parent.contentView().addSubview_(widget); |
7 | 232 button = cast(NSButton)new SWTButton().alloc(); |
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233 button.initWithFrame(new NSRect()); |
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234 button.setBordered(false); |
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235 button.setAction(OS.sel_sendSelection); |
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236 button.setTarget(button); |
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237 button.setTag(jniRef); |
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238 button.setImagePosition(OS.NSImageOverlaps); |
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239 button.setTitle(NSString.stringWith("")); |
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240 button.setEnabled(parent.getEnabled()); |
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241 widget.addSubview_(button); |
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242 if ((style & DWT.DROP_DOWN) !is 0) { |
7 | 243 arrow = cast(NSButton)new SWTButton().alloc(); |
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244 arrow.initWithFrame(new NSRect()); |
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245 arrow.setBordered(false); |
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246 arrow.setAction(OS.sel_sendArrowSelection); |
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247 arrow.setTarget(arrow); |
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248 arrow.setTag(jniRef); |
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249 arrow.setEnabled(parent.getEnabled()); |
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250 widget.addSubview_(arrow); |
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251 } |
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252 view = widget; |
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253 } |
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254 } |
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255 void destroyWidget() { |
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256 parent.destroyItem(this); |
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257 super.destroyWidget(); |
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258 } |
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259 |
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260 void drawRect(int id, NSRect rect) { |
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261 super.drawRect(id, rect); |
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262 if (getSelection ()) { |
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263 NSRect bounds = view.bounds(); |
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264 NSGraphicsContext context = NSGraphicsContext.currentContext(); |
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265 context.saveGraphicsState(); |
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266 NSColor.colorWithDeviceRed(0.1f, 0.1f, 0.1f, 0.1f).setFill(); |
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267 NSColor.colorWithDeviceRed(0.2f, 0.2f, 0.2f, 0.2f).setStroke(); |
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268 NSBezierPath.fillRect(bounds); |
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269 bounds.x += 0.5f; |
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270 bounds.y += 0.5f; |
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271 bounds.width -= 1; |
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272 bounds.height -= 1; |
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273 NSBezierPath.strokeRect(bounds); |
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274 context.restoreGraphicsState(); |
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275 } |
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276 if (arrow !is null && id is arrow.id) { |
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277 NSRect frame = arrow.frame(); |
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278 NSGraphicsContext context = NSGraphicsContext.currentContext(); |
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279 context.saveGraphicsState(); |
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280 NSPoint p1 = new NSPoint(); |
7 | 281 p1.y = cast(float)Math.ceil(frame.height / 2 - frame.width / 2); |
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282 NSPoint p2 = new NSPoint(); |
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283 p2.x = frame.width; |
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284 p2.y = p1.y; |
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285 NSPoint p3 = new NSPoint(); |
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286 p3.x = frame.width / 2; |
7 | 287 p3.y = cast(float)(p2.y + Math.sqrt(Math.pow(frame.width, 2) - Math.pow(frame.width / 2, 2))); |
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288 NSBezierPath path = NSBezierPath.bezierPath(); |
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289 path.moveToPoint(p1); |
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290 path.lineToPoint(p2); |
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291 path.lineToPoint(p3); |
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292 path.closePath(); |
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293 NSColor color = isEnabled() ? NSColor.blackColor() : NSColor.disabledControlTextColor(); |
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294 color.set(); |
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295 path.fill(); |
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296 context.restoreGraphicsState(); |
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297 } |
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298 } |
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299 |
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300 void enableWidget(bool enabled) { |
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301 if ((style & DWT.SEPARATOR) is 0) { |
7 | 302 (cast(NSButton)button).setEnabled(enabled); |
0
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303 if (arrow !is null) { |
7 | 304 (cast(NSButton)arrow).setEnabled(enabled); |
0
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305 } |
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306 } |
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307 } |
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308 |
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309 /** |
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310 * Returns a rectangle describing the receiver's size and location |
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311 * relative to its parent. |
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312 * |
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313 * @return the receiver's bounding rectangle |
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314 * |
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315 * @exception DWTException <ul> |
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316 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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317 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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318 * </ul> |
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319 */ |
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320 public Rectangle getBounds () { |
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321 checkWidget(); |
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322 NSRect rect = view.frame(); |
7 | 323 return new Rectangle(cast(int)rect.x, cast(int)rect.y, cast(int)rect.width, cast(int)rect.height); |
0
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324 } |
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325 |
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326 /** |
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327 * Returns the control that is used to fill the bounds of |
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328 * the item when the item is a <code>SEPARATOR</code>. |
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329 * |
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330 * @return the control |
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331 * |
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332 * @exception DWTException <ul> |
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333 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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334 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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335 * </ul> |
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336 */ |
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337 public Control getControl () { |
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338 checkWidget(); |
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339 return control; |
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340 } |
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341 |
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342 /** |
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343 * Returns the receiver's disabled image if it has one, or null |
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344 * if it does not. |
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345 * <p> |
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346 * The disabled image is displayed when the receiver is disabled. |
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347 * </p> |
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348 * |
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349 * @return the receiver's disabled image |
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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 Image getDisabledImage () { |
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357 checkWidget(); |
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358 return disabledImage; |
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359 } |
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360 |
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361 /** |
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362 * Returns <code>true</code> if the receiver is enabled, and |
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363 * <code>false</code> otherwise. A disabled control is typically |
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364 * not selectable from the user interface and draws with an |
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365 * inactive or "grayed" look. |
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366 * |
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367 * @return the receiver's enabled state |
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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 #isEnabled |
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375 */ |
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376 public bool getEnabled () { |
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377 checkWidget(); |
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378 return (state & DISABLED) is 0; |
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379 } |
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380 |
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381 /** |
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382 * Returns the receiver's hot image if it has one, or null |
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383 * if it does not. |
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384 * <p> |
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385 * The hot image is displayed when the mouse enters the receiver. |
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386 * </p> |
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387 * |
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388 * @return the receiver's hot image |
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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 Image getHotImage () { |
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396 checkWidget(); |
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397 return hotImage; |
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398 } |
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399 |
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400 /** |
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401 * Returns the receiver's parent, which must be a <code>ToolBar</code>. |
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402 * |
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403 * @return the receiver's parent |
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404 * |
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405 * @exception DWTException <ul> |
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406 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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407 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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408 * </ul> |
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409 */ |
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410 public ToolBar getParent () { |
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411 checkWidget(); |
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412 return parent; |
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413 } |
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414 |
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415 /** |
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416 * Returns <code>true</code> if the receiver is selected, |
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417 * and false otherwise. |
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418 * <p> |
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419 * When the receiver is of type <code>CHECK</code> or <code>RADIO</code>, |
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420 * it is selected when it is checked (which some platforms draw as a |
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421 * pushed in button). If the receiver is of any other type, this method |
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422 * returns false. |
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423 * </p> |
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424 * |
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425 * @return the selection state |
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426 * |
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427 * @exception DWTException <ul> |
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428 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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429 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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430 * </ul> |
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431 */ |
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432 public bool getSelection () { |
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433 checkWidget(); |
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434 if ((style & (DWT.CHECK | DWT.RADIO)) is 0) return false; |
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435 return selection; |
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436 } |
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437 |
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438 /** |
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439 * Returns the receiver's tool tip text, or null if it has not been set. |
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440 * |
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441 * @return the receiver's tool tip text |
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442 * |
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443 * @exception DWTException <ul> |
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444 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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445 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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446 * </ul> |
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447 */ |
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448 public String getToolTipText () { |
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449 checkWidget(); |
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450 return toolTipText; |
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451 } |
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452 |
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453 /** |
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454 * Gets the width of the receiver. |
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455 * |
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456 * @return the width |
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457 * |
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458 * @exception DWTException <ul> |
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459 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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460 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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461 * </ul> |
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462 */ |
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463 public int getWidth () { |
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464 checkWidget(); |
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465 return width; |
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466 } |
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467 |
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468 /** |
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469 * Returns <code>true</code> if the receiver is enabled and all |
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470 * of the receiver's ancestors are enabled, and <code>false</code> |
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471 * otherwise. A disabled control is typically not selectable from the |
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472 * user interface and draws with an inactive or "grayed" look. |
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473 * |
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474 * @return the receiver's enabled state |
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475 * |
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476 * @exception DWTException <ul> |
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477 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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478 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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479 * </ul> |
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480 * |
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481 * @see #getEnabled |
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482 */ |
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483 public bool isEnabled () { |
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484 checkWidget(); |
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485 return getEnabled () && parent.isEnabled (); |
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486 } |
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487 |
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488 void releaseParent () { |
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489 super.releaseParent (); |
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490 setVisible (false); |
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491 } |
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492 |
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493 void releaseHandle () { |
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494 super.releaseHandle (); |
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495 if (view !is null) { |
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496 OS.objc_msgSend(view.id, OS.sel_setTag_1, -1); |
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497 view.release(); |
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498 } |
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499 if (button !is null) { |
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500 OS.objc_msgSend(button.id, OS.sel_setTag_1, -1); |
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501 button.release(); |
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502 } |
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503 if (arrow !is null) { |
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504 OS.objc_msgSend(arrow.id, OS.sel_setTag_1, -1); |
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505 arrow.release(); |
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506 } |
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507 view = button = arrow = null; |
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508 parent = null; |
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509 } |
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510 |
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511 void releaseWidget () { |
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512 super.releaseWidget (); |
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513 control = null; |
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514 toolTipText = null; |
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515 image = disabledImage = hotImage = null; |
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516 } |
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517 |
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518 /** |
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519 * Removes the listener from the collection of listeners who will |
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520 * be notified when the control is selected by the user. |
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521 * |
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522 * @param listener the listener which should no longer be notified |
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523 * |
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524 * @exception IllegalArgumentException <ul> |
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525 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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526 * </ul> |
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527 * @exception DWTException <ul> |
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528 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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529 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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530 * </ul> |
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531 * |
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532 * @see SelectionListener |
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533 * @see #addSelectionListener |
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534 */ |
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535 public void removeSelectionListener(SelectionListener listener) { |
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536 checkWidget(); |
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537 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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538 if (eventTable is null) return; |
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539 eventTable.unhook(DWT.Selection, listener); |
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540 eventTable.unhook(DWT.DefaultSelection,listener); |
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541 } |
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542 |
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543 void selectRadio () { |
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544 int index = 0; |
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545 ToolItem [] items = parent.getItems (); |
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546 while (index < items.length && items [index] !is this) index++; |
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547 int i = index - 1; |
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548 while (i >= 0 && items [i].setRadioSelection (false)) --i; |
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549 int j = index + 1; |
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550 while (j < items.length && items [j].setRadioSelection (false)) j++; |
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551 setSelection (true); |
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552 } |
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553 |
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554 void sendArrowSelection () { |
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555 NSRect frame = view.frame(); |
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556 Event event = new Event (); |
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557 event.detail = DWT.ARROW; |
7 | 558 event.x = cast(int)frame.x; |
559 event.y = cast(int)(frame.y + arrow.frame().height); | |
0
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560 postEvent (DWT.Selection, event); |
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561 } |
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562 |
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563 void sendSelection () { |
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564 if ((style & DWT.RADIO) !is 0) { |
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565 if ((parent.getStyle () & DWT.NO_RADIO_GROUP) is 0) { |
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566 selectRadio (); |
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567 } |
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568 } |
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569 if ((style & DWT.CHECK) !is 0) setSelection (!getSelection ()); |
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570 postEvent (DWT.Selection); |
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571 } |
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572 |
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573 void setBounds (int x, int y, int width, int height) { |
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574 NSRect rect = new NSRect(); |
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575 rect.x = x; |
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576 rect.y = y; |
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577 rect.width = width; |
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578 rect.height = height; |
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579 view.setFrame(rect); |
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580 if (arrow !is null) { |
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581 rect = button.frame(); |
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582 NSRect arrowRect = new NSRect(); |
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583 arrowRect.x = rect.width + ARROW_INSET; |
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584 arrowRect.width = ARROW_WIDTH; |
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585 arrowRect.height = rect.height; |
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586 arrow.setFrame(arrowRect); |
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587 } |
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|
588 } |
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|
589 |
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|
590 /** |
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|
591 * Sets the control that is used to fill the bounds of |
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592 * the item when the item is a <code>SEPARATOR</code>. |
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593 * |
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594 * @param control the new control |
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595 * |
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596 * @exception IllegalArgumentException <ul> |
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597 * <li>ERROR_INVALID_ARGUMENT - if the control has been disposed</li> |
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598 * <li>ERROR_INVALID_PARENT - if the control is not in the same widget tree</li> |
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599 * </ul> |
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600 * @exception DWTException <ul> |
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601 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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602 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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603 * </ul> |
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604 */ |
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605 public void setControl (Control control) { |
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606 checkWidget(); |
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607 if (control !is null) { |
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608 if (control.isDisposed()) error (DWT.ERROR_INVALID_ARGUMENT); |
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609 if (control.parent !is parent) error (DWT.ERROR_INVALID_PARENT); |
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610 } |
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611 if ((style & DWT.SEPARATOR) is 0) return; |
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612 if (this.control is control) return; |
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613 this.control = control; |
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614 view.setHidden(control !is null); |
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615 if (control !is null && !control.isDisposed ()) { |
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616 control.moveAbove (null); |
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617 } |
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618 parent.relayout (); |
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619 } |
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620 |
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621 /** |
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622 * Enables the receiver if the argument is <code>true</code>, |
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623 * and disables it otherwise. |
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624 * <p> |
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625 * A disabled control is typically |
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626 * not selectable from the user interface and draws with an |
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627 * inactive or "grayed" look. |
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628 * </p> |
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629 * |
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630 * @param enabled the new enabled state |
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631 * |
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632 * @exception DWTException <ul> |
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633 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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634 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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635 * </ul> |
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636 */ |
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637 public void setEnabled (bool enabled) { |
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638 checkWidget(); |
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639 if ((state & DISABLED) is 0 && enabled) return; |
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640 if (enabled) { |
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641 state &= ~DISABLED; |
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642 } else { |
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643 state |= DISABLED; |
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644 } |
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645 enableWidget(enabled); |
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646 } |
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647 |
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648 /** |
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|
649 * Sets the receiver's disabled image to the argument, which may be |
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650 * null indicating that no disabled image should be displayed. |
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651 * <p> |
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652 * The disabled image is displayed when the receiver is disabled. |
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|
653 * </p> |
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654 * |
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655 * @param image the disabled image to display on the receiver (may be null) |
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656 * |
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657 * @exception IllegalArgumentException <ul> |
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658 * <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li> |
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659 * </ul> |
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660 * @exception DWTException <ul> |
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661 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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662 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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663 * </ul> |
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664 */ |
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665 public void setDisabledImage (Image image) { |
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666 checkWidget(); |
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667 if (image !is null && image.isDisposed()) error(DWT.ERROR_INVALID_ARGUMENT); |
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668 if ((style & DWT.SEPARATOR) !is 0) return; |
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669 disabledImage = image; |
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670 updateImage (true); |
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671 } |
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|
672 |
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|
673 /** |
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674 * Sets the receiver's hot image to the argument, which may be |
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675 * null indicating that no hot image should be displayed. |
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|
676 * <p> |
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677 * The hot image is displayed when the mouse enters the receiver. |
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678 * </p> |
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679 * |
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680 * @param image the hot image to display on the receiver (may be null) |
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|
681 * |
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|
682 * @exception IllegalArgumentException <ul> |
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683 * <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li> |
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684 * </ul> |
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685 * @exception DWTException <ul> |
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686 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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687 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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688 * </ul> |
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|
689 */ |
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|
690 public void setHotImage (Image image) { |
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691 checkWidget(); |
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692 if (image !is null && image.isDisposed()) error(DWT.ERROR_INVALID_ARGUMENT); |
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|
693 if ((style & DWT.SEPARATOR) !is 0) return; |
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694 hotImage = image; |
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695 updateImage (true); |
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696 } |
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|
697 |
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698 public void setImage (Image image) { |
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699 checkWidget(); |
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700 if (image !is null && image.isDisposed()) error(DWT.ERROR_INVALID_ARGUMENT); |
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|
701 if ((style & DWT.SEPARATOR) !is 0) return; |
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702 super.setImage (image); |
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|
703 updateImage (true); |
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|
704 } |
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|
705 |
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|
706 bool setRadioSelection (bool value) { |
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parents:
diff
changeset
|
707 if ((style & DWT.RADIO) is 0) return false; |
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|
708 if (getSelection () !is value) { |
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parents:
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|
709 setSelection (value); |
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parents:
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changeset
|
710 postEvent (DWT.Selection); |
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|
711 } |
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parents:
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|
712 return true; |
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parents:
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|
713 } |
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parents:
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|
714 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
715 /** |
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|
716 * Sets the selection state of the receiver. |
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parents:
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|
717 * <p> |
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parents:
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|
718 * When the receiver is of type <code>CHECK</code> or <code>RADIO</code>, |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
719 * it is selected when it is checked (which some platforms draw as a |
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parents:
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|
720 * pushed in button). |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
721 * </p> |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
722 * |
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parents:
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|
723 * @param selected the new selection state |
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|
724 * |
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parents:
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|
725 * @exception DWTException <ul> |
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726 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
727 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
728 * </ul> |
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|
729 */ |
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parents:
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changeset
|
730 public void setSelection (bool selected) { |
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parents:
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changeset
|
731 checkWidget(); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
732 if ((style & (DWT.CHECK | DWT.RADIO)) is 0) return; |
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parents:
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changeset
|
733 this.selection = selected; |
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parents:
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|
734 view.setNeedsDisplay(true); |
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parents:
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|
735 } |
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parents:
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|
736 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
737 /** |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
738 * Sets the receiver's text. The string may include |
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parents:
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|
739 * the mnemonic character. |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
740 * </p> |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
741 * <p> |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
742 * Mnemonics are indicated by an '&' that causes the next |
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parents:
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changeset
|
743 * character to be the mnemonic. When the user presses a |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
744 * key sequence that matches the mnemonic, a selection |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
745 * event occurs. On most platforms, the mnemonic appears |
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parents:
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|
746 * underlined but may be emphasised in a platform specific |
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parents:
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changeset
|
747 * manner. The mnemonic indicator character '&' can be |
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parents:
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748 * escaped by doubling it in the string, causing a single |
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parents:
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|
749 * '&' to be displayed. |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
750 * </p> |
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parents:
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changeset
|
751 * |
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parents:
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|
752 * @param string the new text |
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parents:
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changeset
|
753 * |
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parents:
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|
754 * @exception IllegalArgumentException <ul> |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
755 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> |
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parents:
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|
756 * </ul> |
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parents:
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|
757 * @exception DWTException <ul> |
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parents:
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|
758 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
759 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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parents:
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changeset
|
760 * </ul> |
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parents:
diff
changeset
|
761 */ |
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parents:
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changeset
|
762 public void setText (String string) { |
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parents:
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changeset
|
763 checkWidget(); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
764 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
765 if ((style & DWT.SEPARATOR) !is 0) return; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
766 super.setText (string); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
767 NSString str = NSString.stringWith(string); |
7 | 768 (cast(NSButton)button).setTitle(str); |
0
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parents:
diff
changeset
|
769 parent.relayout (); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
770 if (text.length() !is 0 && image !is null) { |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
771 if ((parent.style & DWT.RIGHT) !is 0) { |
7 | 772 (cast(NSButton)button).setImagePosition(OS.NSImageLeft); |
0
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parents:
diff
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|
773 } else { |
7 | 774 (cast(NSButton)button).setImagePosition(OS.NSImageAbove); |
0
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parents:
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changeset
|
775 } |
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parents:
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|
776 } else { |
7 | 777 (cast(NSButton)button).setImagePosition(OS.NSImageOverlaps); |
0
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parents:
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|
778 } |
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parents:
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|
779 } |
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parents:
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|
780 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
781 /** |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
782 * Sets the receiver's tool tip text to the argument, which |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
783 * may be null indicating that no tool tip text should be shown. |
380af2bdd8e5
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parents:
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changeset
|
784 * |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
785 * @param string the new tool tip text (or null) |
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parents:
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|
786 * |
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parents:
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|
787 * @exception DWTException <ul> |
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|
788 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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parents:
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|
789 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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changeset
|
790 * </ul> |
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parents:
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changeset
|
791 */ |
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|
792 public void setToolTipText (String string) { |
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parents:
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changeset
|
793 checkWidget(); |
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parents:
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changeset
|
794 toolTipText = string; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
795 view.setToolTip(NSString.stringWith(string)); |
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parents:
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|
796 } |
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|
797 |
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changeset
|
798 void setVisible (bool visible) { |
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changeset
|
799 if (visible) { |
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changeset
|
800 if ((state & HIDDEN) is 0) return; |
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parents:
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changeset
|
801 state &= ~HIDDEN; |
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|
802 } else { |
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parents:
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changeset
|
803 if ((state & HIDDEN) !is 0) return; |
380af2bdd8e5
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parents:
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changeset
|
804 state |= HIDDEN; |
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changeset
|
805 } |
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parents:
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|
806 view.setHidden(!visible); |
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parents:
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changeset
|
807 } |
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parents:
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changeset
|
808 |
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parents:
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changeset
|
809 /** |
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parents:
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changeset
|
810 * Sets the width of the receiver, for <code>SEPARATOR</code> ToolItems. |
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changeset
|
811 * |
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parents:
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changeset
|
812 * @param width the new width |
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changeset
|
813 * |
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|
814 * @exception DWTException <ul> |
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|
815 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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|
816 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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changeset
|
817 * </ul> |
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changeset
|
818 */ |
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parents:
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changeset
|
819 public void setWidth (int width) { |
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changeset
|
820 checkWidget(); |
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parents:
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changeset
|
821 if ((style & DWT.SEPARATOR) is 0) return; |
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parents:
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changeset
|
822 if (width < 0 || this.width is width) return; |
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parents:
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changeset
|
823 this.width = width; |
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changeset
|
824 parent.relayout(); |
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parents:
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changeset
|
825 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
826 |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
827 void updateImage (bool layout) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
828 if ((style & DWT.SEPARATOR) !is 0) return; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
829 Image image = null; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
830 if (hotImage !is null) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
831 image = hotImage; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
832 } else { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
833 if (this.image !is null) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
834 image = this.image; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
835 } else { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
836 image = disabledImage; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
837 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
838 } |
7 | 839 (cast(NSButton)button).setImage(image !is null ? image.handle : null); |
0
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
840 if (text.length() !is 0 && image !is null) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
841 if ((parent.style & DWT.RIGHT) !is 0) { |
7 | 842 (cast(NSButton)button).setImagePosition(OS.NSImageLeft); |
0
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
843 } else { |
7 | 844 (cast(NSButton)button).setImagePosition(OS.NSImageAbove); |
0
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
845 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
846 } else { |
7 | 847 (cast(NSButton)button).setImagePosition(OS.NSImageOverlaps); |
0
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
848 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
849 parent.relayout(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
850 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
851 |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
852 } |