Mercurial > projects > dwt-mac
annotate dwt/widgets/Tree.d @ 3:649b8e223d5a
fix extends
author | Frank Benoit <benoit@tionex.de> |
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date | Wed, 27 Aug 2008 13:48:25 +0200 |
parents | 380af2bdd8e5 |
children | 1a8b3cb347e0 |
rev | line source |
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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.Tree; |
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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.events.TreeListener; |
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21 import dwt.graphics.Color; |
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22 import dwt.graphics.Font; |
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23 import dwt.graphics.Image; |
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24 import dwt.graphics.Point; |
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25 import dwt.graphics.Rectangle; |
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26 import dwt.internal.cocoa.NSBrowserCell; |
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27 import dwt.internal.cocoa.NSButtonCell; |
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28 import dwt.internal.cocoa.NSIndexSet; |
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29 import dwt.internal.cocoa.NSNumber; |
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30 import dwt.internal.cocoa.NSOutlineView; |
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31 import dwt.internal.cocoa.NSRect; |
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32 import dwt.internal.cocoa.NSString; |
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33 import dwt.internal.cocoa.NSTableColumn; |
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34 import dwt.internal.cocoa.NSTableHeaderView; |
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35 import dwt.internal.cocoa.NSTableView; |
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36 import dwt.internal.cocoa.OS; |
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37 import dwt.internal.cocoa.SWTOutlineView; |
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38 import dwt.internal.cocoa.SWTScrollView; |
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39 import dwt.internal.cocoa.SWTTreeItem; |
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40 import dwt.internal.cocoa.id; |
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41 |
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42 /** |
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43 * Instances of this class provide a selectable user interface object |
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44 * that displays a hierarchy of items and issues notification when an |
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45 * item in the hierarchy is selected. |
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46 * <p> |
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47 * The item children that may be added to instances of this class |
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48 * must be of type <code>TreeItem</code>. |
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49 * </p><p> |
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50 * Style <code>VIRTUAL</code> is used to create a <code>Tree</code> whose |
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51 * <code>TreeItem</code>s are to be populated by the client on an on-demand basis |
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52 * instead of up-front. This can provide significant performance improvements for |
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53 * trees that are very large or for which <code>TreeItem</code> population is |
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54 * expensive (for example, retrieving values from an external source). |
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55 * </p><p> |
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56 * Here is an example of using a <code>Tree</code> with style <code>VIRTUAL</code>: |
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57 * <code><pre> |
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58 * final Tree tree = new Tree(parent, DWT.VIRTUAL | DWT.BORDER); |
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59 * tree.setItemCount(20); |
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60 * tree.addListener(DWT.SetData, new Listener() { |
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61 * public void handleEvent(Event event) { |
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62 * TreeItem item = (TreeItem)event.item; |
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63 * TreeItem parentItem = item.getParentItem(); |
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64 * String text = null; |
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65 * if (parentItem is null) { |
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66 * text = "node " + tree.indexOf(item); |
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67 * } else { |
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68 * text = parentItem.getText() + " - " + parentItem.indexOf(item); |
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69 * } |
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70 * item.setText(text); |
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71 * System.out.println(text); |
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72 * item.setItemCount(10); |
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73 * } |
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74 * }); |
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75 * </pre></code> |
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76 * </p><p> |
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77 * Note that although this class is a subclass of <code>Composite</code>, |
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78 * it does not make sense to add <code>Control</code> children to it, |
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79 * or set a layout on it. |
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80 * </p><p> |
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81 * <dl> |
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82 * <dt><b>Styles:</b></dt> |
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83 * <dd>SINGLE, MULTI, CHECK, FULL_SELECTION, VIRTUAL</dd> |
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84 * <dt><b>Events:</b></dt> |
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85 * <dd>Selection, DefaultSelection, Collapse, Expand, SetData, MeasureItem, EraseItem, PaintItem</dd> |
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86 * </dl> |
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87 * </p><p> |
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88 * Note: Only one of the styles SINGLE and MULTI may be specified. |
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89 * </p><p> |
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90 * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
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91 * </p> |
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92 */ |
3 | 93 public class Tree : Composite { |
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94 NSTableColumn firstColumn, checkColumn; |
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95 NSTableHeaderView headerView; |
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96 TreeItem [] items; |
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97 int itemCount; |
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98 TreeColumn [] columns; |
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99 TreeColumn sortColumn; |
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100 int columnCount; |
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101 int sortDirection; |
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102 bool ignoreExpand, ignoreSelect; |
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103 |
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104 /** |
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105 * Constructs a new instance of this class given its parent |
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106 * and a style value describing its behavior and appearance. |
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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> |
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116 * |
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117 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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118 * @param style the style of control to construct |
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119 * |
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120 * @exception IllegalArgumentException <ul> |
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121 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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122 * </ul> |
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123 * @exception DWTException <ul> |
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124 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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125 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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126 * </ul> |
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127 * |
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128 * @see DWT#SINGLE |
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129 * @see DWT#MULTI |
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130 * @see DWT#CHECK |
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131 * @see Widget#checkSubclass |
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132 * @see Widget#getStyle |
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133 */ |
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134 public Tree (Composite parent, int style) { |
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135 super (parent, checkStyle (style)); |
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136 } |
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137 |
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138 void _addListener (int eventType, Listener listener) { |
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139 super._addListener (eventType, listener); |
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140 for (int i = 0; i < items.length; i++) { |
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141 if (items [i] !is null) items [i].width = -1; |
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142 } |
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143 } |
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144 |
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145 TreeItem _getItem (TreeItem parentItem, int index) { |
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146 int count; |
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147 TreeItem[] items; |
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148 if (parentItem !is null) { |
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149 count = parentItem.itemCount; |
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150 items = parentItem.items; |
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151 } else { |
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152 count = this.itemCount; |
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153 items = this.items; |
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154 } |
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155 if (index < 0 || index >= count) return null; |
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156 TreeItem item = items [index]; |
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157 if (item !is null || (style & DWT.VIRTUAL) is 0) return item; |
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158 item = new TreeItem (this, parentItem, DWT.NONE, index, false); |
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159 items [index] = item; |
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160 return item; |
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161 } |
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162 |
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163 /** |
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164 * Adds the listener to the collection of listeners who will |
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165 * be notified when the user changes the receiver's selection, by sending |
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166 * it one of the messages defined in the <code>SelectionListener</code> |
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167 * interface. |
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168 * <p> |
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169 * When <code>widgetSelected</code> is called, the item field of the event object is valid. |
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170 * If the receiver has the <code>DWT.CHECK</code> style and the check selection changes, |
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171 * the event object detail field contains the value <code>DWT.CHECK</code>. |
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172 * <code>widgetDefaultSelected</code> is typically called when an item is double-clicked. |
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173 * The item field of the event object is valid for default selection, but the detail field is not used. |
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174 * </p> |
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175 * |
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176 * @param listener the listener which should be notified when the user changes the receiver's selection |
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177 * |
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178 * @exception IllegalArgumentException <ul> |
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179 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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180 * </ul> |
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181 * @exception DWTException <ul> |
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182 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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183 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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184 * </ul> |
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185 * |
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186 * @see SelectionListener |
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187 * @see #removeSelectionListener |
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188 * @see SelectionEvent |
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189 */ |
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190 public void addSelectionListener(SelectionListener listener) { |
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191 checkWidget (); |
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192 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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193 TypedListener typedListener = new TypedListener (listener); |
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194 addListener (DWT.Selection, typedListener); |
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195 addListener (DWT.DefaultSelection, typedListener); |
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196 } |
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197 |
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198 /** |
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199 * Adds the listener to the collection of listeners who will |
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200 * be notified when an item in the receiver is expanded or collapsed |
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201 * by sending it one of the messages defined in the <code>TreeListener</code> |
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202 * interface. |
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203 * |
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204 * @param listener the listener which should be notified |
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205 * |
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206 * @exception IllegalArgumentException <ul> |
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207 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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208 * </ul> |
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209 * @exception DWTException <ul> |
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210 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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211 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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212 * </ul> |
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213 * |
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214 * @see TreeListener |
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215 * @see #removeTreeListener |
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216 */ |
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217 public void addTreeListener(TreeListener listener) { |
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218 checkWidget (); |
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219 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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220 TypedListener typedListener = new TypedListener (listener); |
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221 addListener (DWT.Expand, typedListener); |
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222 addListener (DWT.Collapse, typedListener); |
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223 } |
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224 |
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225 bool checkData (TreeItem item, bool redraw) { |
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226 if (item.cached) return true; |
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227 if ((style & DWT.VIRTUAL) !is 0) { |
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228 item.cached = true; |
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229 Event event = new Event (); |
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230 TreeItem parentItem = item.getParentItem (); |
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231 event.item = item; |
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232 event.index = parentItem is null ? indexOf (item) : parentItem.indexOf (item); |
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233 // ignoreRedraw = true; |
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234 sendEvent (DWT.SetData, event); |
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235 //widget could be disposed at this point |
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236 // ignoreRedraw = false; |
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237 if (isDisposed () || item.isDisposed ()) return false; |
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238 if (redraw) { |
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239 // if (!setScrollWidth (item)) item.redraw (OS.kDataBrowserNoItem); |
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240 } |
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241 } |
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242 return true; |
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243 } |
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244 |
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245 static int checkStyle (int style) { |
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246 /* |
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247 * Feature in Windows. Even when WS_HSCROLL or |
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248 * WS_VSCROLL is not specified, Windows creates |
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249 * trees and tables with scroll bars. The fix |
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250 * is to set H_SCROLL and V_SCROLL. |
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251 * |
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252 * NOTE: This code appears on all platforms so that |
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253 * applications have consistent scroll bar behavior. |
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254 */ |
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255 if ((style & DWT.NO_SCROLL) is 0) { |
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256 style |= DWT.H_SCROLL | DWT.V_SCROLL; |
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257 } |
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258 return checkBits (style, DWT.SINGLE, DWT.MULTI, 0, 0, 0, 0); |
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259 } |
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260 |
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261 protected void checkSubclass () { |
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262 if (!isValidSubclass ()) error (DWT.ERROR_INVALID_SUBCLASS); |
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263 } |
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264 |
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265 void clear (TreeItem parentItem, int index, bool all) { |
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266 // int [] ids = parentItem is null ? childIds : parentItem.childIds; |
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267 // TreeItem item = _getItem (ids [index], false); |
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268 // if (item !is null) { |
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269 // item.clear(); |
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270 // if (all) { |
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271 // clearAll (item, true); |
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272 // } else { |
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273 // int container = parentItem is null ? OS.kDataBrowserNoItem : parentItem.id; |
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274 // OS.UpdateDataBrowserItems (handle, container, 1, new int[] {item.id}, OS.kDataBrowserItemNoProperty, OS.kDataBrowserNoItem); |
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275 // } |
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276 // } |
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277 } |
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278 |
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279 void clearAll (TreeItem parentItem, bool all) { |
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280 // bool update = !inClearAll; |
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281 // int count = getItemCount (parentItem); |
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282 // if (count is 0) return; |
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283 // inClearAll = true; |
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284 // int [] ids = parentItem is null ? childIds : parentItem.childIds; |
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285 // for (int i=0; i<count; i++) { |
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286 // TreeItem item = _getItem (ids [i], false); |
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287 // if (item !is null) { |
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288 // item.clear (); |
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289 // if (all) clearAll (item, true); |
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290 // } |
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291 // } |
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292 // if (update) { |
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293 // OS.UpdateDataBrowserItems (handle, 0, 0, null, OS.kDataBrowserItemNoProperty, OS.kDataBrowserNoItem); |
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294 // inClearAll = false; |
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295 // } |
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296 } |
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297 |
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298 /** |
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299 * Clears the item at the given zero-relative index in the receiver. |
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300 * The text, icon and other attributes of the item are set to the default |
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301 * value. If the tree was created with the <code>DWT.VIRTUAL</code> style, |
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302 * these attributes are requested again as needed. |
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303 * |
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304 * @param index the index of the item to clear |
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305 * @param all <code>true</code> if all child items of the indexed item should be |
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306 * cleared recursively, and <code>false</code> otherwise |
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307 * |
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308 * @exception IllegalArgumentException <ul> |
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309 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> |
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310 * </ul> |
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311 * @exception DWTException <ul> |
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312 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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313 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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314 * </ul> |
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315 * |
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316 * @see DWT#VIRTUAL |
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317 * @see DWT#SetData |
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318 * |
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319 * @since 3.2 |
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320 */ |
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321 public void clear (int index, bool all) { |
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322 checkWidget (); |
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323 int count = getItemCount (); |
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324 if (index < 0 || index >= count) error (DWT.ERROR_INVALID_RANGE); |
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325 clear (null, index, all); |
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326 } |
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327 |
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328 /** |
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329 * Clears all the items in the receiver. The text, icon and other |
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330 * attributes of the items are set to their default values. If the |
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331 * tree was created with the <code>DWT.VIRTUAL</code> style, these |
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332 * attributes are requested again as needed. |
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333 * |
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334 * @param all <code>true</code> if all child items should be cleared |
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335 * recursively, and <code>false</code> otherwise |
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336 * |
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337 * @exception DWTException <ul> |
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338 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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339 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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340 * </ul> |
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341 * |
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342 * @see DWT#VIRTUAL |
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343 * @see DWT#SetData |
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344 * |
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345 * @since 3.2 |
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346 */ |
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347 public void clearAll (bool all) { |
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348 checkWidget (); |
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349 clearAll (null, all); |
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350 } |
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351 |
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352 public Point computeSize (int wHint, int hHint, bool changed) { |
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353 checkWidget (); |
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354 int width = 0, height = 0; |
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355 if (wHint is DWT.DEFAULT) { |
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356 if (columnCount !is 0) { |
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357 for (int i=0; i<columnCount; i++) { |
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358 width += columns [i].getWidth (); |
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359 } |
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360 } else { |
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361 // int levelIndent = DISCLOSURE_COLUMN_LEVEL_INDENT; |
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362 // if (OS.VERSION >= 0x1040) { |
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363 // float [] metric = new float [1]; |
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364 // OS.DataBrowserGetMetric (handle, OS.kDataBrowserMetricDisclosureColumnPerDepthGap, null, metric); |
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365 // levelIndent = (int) metric [0]; |
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366 // } |
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367 // GC gc = new GC (this); |
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368 // width = calculateWidth (childIds, gc, true, 0, levelIndent); |
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369 // gc.dispose (); |
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370 // width += getInsetWidth (column_id, true); |
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371 } |
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372 if ((style & DWT.CHECK) !is 0) width += getCheckColumnWidth (); |
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373 } else { |
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374 width = wHint; |
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375 } |
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376 if (hHint is DWT.DEFAULT) { |
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377 height = ((NSTableView)view).numberOfRows() * getItemHeight () + getHeaderHeight(); |
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378 } else { |
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379 height = hHint; |
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380 } |
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381 if (width <= 0) width = DEFAULT_WIDTH; |
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382 if (height <= 0) height = DEFAULT_HEIGHT; |
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383 Rectangle rect = computeTrim (0, 0, width, height); |
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384 return new Point (rect.width, rect.height); |
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385 } |
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386 |
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387 void createHandle () { |
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388 SWTScrollView scrollWidget = (SWTScrollView)new SWTScrollView().alloc(); |
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389 scrollWidget.initWithFrame(new NSRect ()); |
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390 scrollWidget.setHasHorizontalScroller(true); |
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391 scrollWidget.setHasVerticalScroller(true); |
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392 scrollWidget.setAutohidesScrollers(true); |
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393 scrollWidget.setBorderType(hasBorder() ? OS.NSBezelBorder : OS.NSNoBorder); |
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394 scrollWidget.setTag(jniRef); |
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395 |
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396 NSOutlineView widget = (NSOutlineView)new SWTOutlineView().alloc(); |
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397 widget.initWithFrame(new NSRect()); |
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398 widget.setAllowsMultipleSelection((style & DWT.MULTI) !is 0); |
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399 widget.setAutoresizesOutlineColumn(false); |
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400 widget.setAutosaveExpandedItems(true); |
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401 widget.setDataSource(widget); |
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402 widget.setDelegate(widget); |
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403 widget.setDoubleAction(OS.sel_sendDoubleSelection); |
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404 if (!hasBorder()) widget.setFocusRingType(OS.NSFocusRingTypeNone); |
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405 widget.setTag(jniRef); |
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406 |
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407 headerView = widget.headerView(); |
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408 headerView.retain(); |
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409 widget.setHeaderView(null); |
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410 |
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411 NSString str = NSString.stringWith(""); |
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412 if ((style & DWT.CHECK) !is 0) { |
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413 checkColumn = (NSTableColumn)new NSTableColumn().alloc(); |
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414 checkColumn.initWithIdentifier(str); |
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415 checkColumn.headerCell().setTitle(str); |
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416 widget.addTableColumn (checkColumn); |
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417 widget.setOutlineTableColumn(checkColumn); |
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418 NSButtonCell cell = (NSButtonCell)new NSButtonCell().alloc().init(); |
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419 checkColumn.setDataCell(cell); |
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420 cell.setButtonType(OS.NSSwitchButton); |
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421 cell.setImagePosition(OS.NSImageOnly); |
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422 cell.setAllowsMixedState(true); |
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423 checkColumn.setWidth(getCheckColumnWidth()); |
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424 checkColumn.setResizingMask(OS.NSTableColumnNoResizing); |
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425 checkColumn.setEditable(false); |
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426 cell.release(); |
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427 } |
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428 |
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429 firstColumn = (NSTableColumn)new NSTableColumn().alloc(); |
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430 firstColumn.initWithIdentifier(str); |
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431 firstColumn.headerCell().setTitle(str); |
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432 widget.addTableColumn (firstColumn); |
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433 widget.setOutlineTableColumn(firstColumn); |
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434 NSBrowserCell cell = (NSBrowserCell)new NSBrowserCell().alloc().init(); |
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435 cell.setLeaf(true); |
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436 firstColumn.setDataCell(cell); |
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437 cell.release(); |
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438 |
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439 scrollView = scrollWidget; |
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440 view = widget; |
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441 scrollView.setDocumentView(widget); |
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442 parent.contentView().addSubview_(scrollView); |
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443 } |
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444 |
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445 void createItem (TreeColumn column, int index) { |
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446 if (!(0 <= index && index <= columnCount)) error (DWT.ERROR_INVALID_RANGE); |
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447 if (index is 0) { |
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448 // first column must be left aligned |
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449 column.style &= ~(DWT.LEFT | DWT.RIGHT | DWT.CENTER); |
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450 column.style |= DWT.LEFT; |
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451 } |
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452 if (columnCount is columns.length) { |
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453 TreeColumn [] newColumns = new TreeColumn [columnCount + 4]; |
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454 System.arraycopy (columns, 0, newColumns, 0, columns.length); |
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455 columns = newColumns; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
456 } |
380af2bdd8e5
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parents:
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457 NSTableColumn nsColumn; |
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parents:
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changeset
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458 if (columnCount is 0) { |
380af2bdd8e5
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parents:
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|
459 //TODO - clear attributes, alignment etc. |
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parents:
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changeset
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460 nsColumn = firstColumn; |
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461 firstColumn = null; |
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parents:
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462 } else { |
380af2bdd8e5
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parents:
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changeset
|
463 //TODO - set attributes, alignment etc. |
380af2bdd8e5
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parents:
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464 NSString str = NSString.stringWith(""); |
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465 nsColumn = (NSTableColumn)new NSTableColumn().alloc(); |
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466 nsColumn.initWithIdentifier(str); |
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parents:
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467 nsColumn.headerCell().setTitle(str); |
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468 ((NSTableView)view).addTableColumn (nsColumn); |
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parents:
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469 int checkColumn = (style & DWT.CHECK) !is 0 ? 1 : 0; |
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470 ((NSTableView)view).moveColumn (columnCount + checkColumn, index + checkColumn); |
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parents:
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471 NSBrowserCell cell = (NSBrowserCell)new NSBrowserCell().alloc().init(); |
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472 cell.setLeaf(true); |
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473 nsColumn.setDataCell(cell); |
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474 cell.release(); |
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475 } |
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parents:
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476 column.nsColumn = nsColumn; |
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477 nsColumn.headerCell().setTitle(NSString.stringWith("")); |
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478 nsColumn.setWidth(0); |
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parents:
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479 System.arraycopy (columns, index, columns, index + 1, columnCount++ - index); |
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480 columns [index] = column; |
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481 if (columnCount > 1) { |
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482 for (int i=0; i<items.length; i++) { |
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parents:
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483 TreeItem item = items [i]; |
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parents:
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484 if (item !is null) { |
380af2bdd8e5
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parents:
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485 String [] strings = item.strings; |
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parents:
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486 if (strings !is null) { |
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parents:
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487 String [] temp = new String [columnCount]; |
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parents:
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488 System.arraycopy (strings, 0, temp, 0, index); |
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parents:
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489 System.arraycopy (strings, index, temp, index+1, columnCount-index-1); |
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parents:
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490 temp [index] = ""; |
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491 item.strings = temp; |
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492 } |
380af2bdd8e5
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parents:
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493 if (index is 0) item.text = ""; |
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494 Image [] images = item.images; |
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parents:
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changeset
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495 if (images !is null) { |
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parents:
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496 Image [] temp = new Image [columnCount]; |
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parents:
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497 System.arraycopy (images, 0, temp, 0, index); |
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parents:
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changeset
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498 System.arraycopy (images, index, temp, index+1, columnCount-index-1); |
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parents:
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changeset
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499 item.images = temp; |
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parents:
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|
500 } |
380af2bdd8e5
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parents:
diff
changeset
|
501 if (index is 0) item.image = null; |
380af2bdd8e5
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parents:
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|
502 Color [] cellBackground = item.cellBackground; |
380af2bdd8e5
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parents:
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changeset
|
503 if (cellBackground !is null) { |
380af2bdd8e5
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parents:
diff
changeset
|
504 Color [] temp = new Color [columnCount]; |
380af2bdd8e5
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parents:
diff
changeset
|
505 System.arraycopy (cellBackground, 0, temp, 0, index); |
380af2bdd8e5
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parents:
diff
changeset
|
506 System.arraycopy (cellBackground, index, temp, index+1, columnCount-index-1); |
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parents:
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changeset
|
507 item.cellBackground = temp; |
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parents:
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changeset
|
508 } |
380af2bdd8e5
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parents:
diff
changeset
|
509 Color [] cellForeground = item.cellForeground; |
380af2bdd8e5
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parents:
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changeset
|
510 if (cellForeground !is null) { |
380af2bdd8e5
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parents:
diff
changeset
|
511 Color [] temp = new Color [columnCount]; |
380af2bdd8e5
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parents:
diff
changeset
|
512 System.arraycopy (cellForeground, 0, temp, 0, index); |
380af2bdd8e5
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parents:
diff
changeset
|
513 System.arraycopy (cellForeground, index, temp, index+1, columnCount-index-1); |
380af2bdd8e5
Upload of whole dwt tree
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parents:
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changeset
|
514 item.cellForeground = temp; |
380af2bdd8e5
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parents:
diff
changeset
|
515 } |
380af2bdd8e5
Upload of whole dwt tree
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parents:
diff
changeset
|
516 Font [] cellFont = item.cellFont; |
380af2bdd8e5
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parents:
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changeset
|
517 if (cellFont !is null) { |
380af2bdd8e5
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parents:
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changeset
|
518 Font [] temp = new Font [columnCount]; |
380af2bdd8e5
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parents:
diff
changeset
|
519 System.arraycopy (cellFont, 0, temp, 0, index); |
380af2bdd8e5
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parents:
diff
changeset
|
520 System.arraycopy (cellFont, index, temp, index+1, columnCount-index-1); |
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parents:
diff
changeset
|
521 item.cellFont = temp; |
380af2bdd8e5
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parents:
diff
changeset
|
522 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
523 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
524 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
525 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
526 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
527 |
380af2bdd8e5
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parents:
diff
changeset
|
528 void createItem (TreeItem item, TreeItem parentItem, int index) { |
380af2bdd8e5
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parents:
diff
changeset
|
529 int count; |
380af2bdd8e5
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parents:
diff
changeset
|
530 TreeItem[] items; |
380af2bdd8e5
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parents:
diff
changeset
|
531 if (parentItem !is null) { |
380af2bdd8e5
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parents:
diff
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|
532 count = parentItem.itemCount; |
380af2bdd8e5
Upload of whole dwt tree
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parents:
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changeset
|
533 items = parentItem.items; |
380af2bdd8e5
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parents:
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changeset
|
534 } else { |
380af2bdd8e5
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parents:
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changeset
|
535 count = this.itemCount; |
380af2bdd8e5
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parents:
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changeset
|
536 items = this.items; |
380af2bdd8e5
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parents:
diff
changeset
|
537 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
538 if (index is -1) index = count; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
539 if (!(0 <= index && index <= count)) error (DWT.ERROR_INVALID_RANGE); |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
540 if (count is items.length) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
541 TreeItem [] newItems = new TreeItem [items.length + 4]; |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
542 System.arraycopy (items, 0, newItems, 0, items.length); |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
543 items = newItems; |
380af2bdd8e5
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parents:
diff
changeset
|
544 if (parentItem !is null) { |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
545 parentItem.items = items; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
546 } else { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
547 this.items = items; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
548 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
549 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
550 System.arraycopy (items, index, items, index + 1, count++ - index); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
551 items [index] = item; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
552 item.items = new TreeItem[4]; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
553 item.createJNIRef(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
554 SWTTreeItem handle = (SWTTreeItem)new SWTTreeItem().alloc().init(); |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
555 handle.setTag(item.jniRef); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
556 item.handle = handle; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
557 if (parentItem !is null) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
558 parentItem.itemCount = count; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
559 } else { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
560 this.itemCount = count; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
561 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
562 //TODO ? |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
563 ((NSTableView)view).reloadData(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
564 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
565 |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
566 void createWidget () { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
567 super.createWidget (); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
568 items = new TreeItem [4]; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
569 columns = new TreeColumn [4]; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
570 } |
380af2bdd8e5
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changeset
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571 |
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572 Color defaultBackground () { |
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573 return display.getSystemColor (DWT.COLOR_LIST_BACKGROUND); |
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574 } |
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|
575 |
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576 Color defaultForeground () { |
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577 return display.getSystemColor (DWT.COLOR_LIST_FOREGROUND); |
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578 } |
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579 |
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580 /** |
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581 * Deselects all selected items in the receiver. |
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582 * |
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583 * @exception DWTException <ul> |
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584 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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585 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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586 * </ul> |
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587 */ |
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588 public void deselectAll () { |
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589 checkWidget (); |
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590 NSTableView widget = (NSTableView)view; |
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591 ignoreSelect = true; |
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592 widget.deselectAll(null); |
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593 ignoreSelect = false; |
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594 } |
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595 |
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596 public void deselect (TreeItem item) { |
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597 checkWidget (); |
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598 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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599 if (item.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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600 // ignoreSelect = true; |
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601 // /* |
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|
602 // * Bug in the Macintosh. When the DataBroswer selection flags includes |
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parents:
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603 // * both kDataBrowserNeverEmptySelectionSet and kDataBrowserSelectOnlyOne, |
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604 // * two items are selected when SetDataBrowserSelectedItems() is called |
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605 // * with kDataBrowserItemsAssign to assign a new seletion despite the fact |
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606 // * that kDataBrowserSelectOnlyOne was specified. The fix is to save and |
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607 // * restore kDataBrowserNeverEmptySelectionSet around each call to |
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608 // * SetDataBrowserSelectedItems(). |
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609 // */ |
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parents:
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610 // int [] selectionFlags = null; |
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611 // if ((style & DWT.SINGLE) !is 0) { |
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612 // selectionFlags = new int [1]; |
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613 // OS.GetDataBrowserSelectionFlags (handle, selectionFlags); |
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614 // OS.SetDataBrowserSelectionFlags (handle, selectionFlags [0] & ~OS.kDataBrowserNeverEmptySelectionSet); |
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615 // } |
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616 // OS.SetDataBrowserSelectedItems (handle, 1, new int [] {item.id}, OS.kDataBrowserItemsRemove); |
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617 // if ((style & DWT.SINGLE) !is 0) { |
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618 // OS.SetDataBrowserSelectionFlags (handle, selectionFlags [0]); |
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619 // } |
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620 // ignoreSelect = false; |
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621 } |
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changeset
|
622 |
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623 |
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624 void destroyItem (TreeColumn column) { |
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625 int index = 0; |
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626 while (index < columnCount) { |
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627 if (columns [index] is column) break; |
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628 index++; |
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|
629 } |
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630 for (int i=0; i<items.length; i++) { |
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631 TreeItem item = items [i]; |
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632 if (item !is null) { |
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|
633 if (columnCount <= 1) { |
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changeset
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634 item.strings = null; |
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635 item.images = null; |
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636 item.cellBackground = null; |
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637 item.cellForeground = null; |
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638 item.cellFont = null; |
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|
639 } else { |
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|
640 if (item.strings !is null) { |
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|
641 String [] strings = item.strings; |
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642 if (index is 0) { |
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643 item.text = strings [1] !is null ? strings [1] : ""; |
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|
644 } |
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|
645 String [] temp = new String [columnCount - 1]; |
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646 System.arraycopy (strings, 0, temp, 0, index); |
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647 System.arraycopy (strings, index + 1, temp, index, columnCount - 1 - index); |
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648 item.strings = temp; |
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649 } else { |
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changeset
|
650 if (index is 0) item.text = ""; |
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|
651 } |
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|
652 if (item.images !is null) { |
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653 Image [] images = item.images; |
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|
654 if (index is 0) item.image = images [1]; |
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655 Image [] temp = new Image [columnCount - 1]; |
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656 System.arraycopy (images, 0, temp, 0, index); |
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657 System.arraycopy (images, index + 1, temp, index, columnCount - 1 - index); |
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658 item.images = temp; |
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659 } else { |
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660 if (index is 0) item.image = null; |
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661 } |
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|
662 if (item.cellBackground !is null) { |
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|
663 Color [] cellBackground = item.cellBackground; |
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664 Color [] temp = new Color [columnCount - 1]; |
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665 System.arraycopy (cellBackground, 0, temp, 0, index); |
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666 System.arraycopy (cellBackground, index + 1, temp, index, columnCount - 1 - index); |
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|
667 item.cellBackground = temp; |
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|
668 } |
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|
669 if (item.cellForeground !is null) { |
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670 Color [] cellForeground = item.cellForeground; |
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|
671 Color [] temp = new Color [columnCount - 1]; |
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672 System.arraycopy (cellForeground, 0, temp, 0, index); |
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673 System.arraycopy (cellForeground, index + 1, temp, index, columnCount - 1 - index); |
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|
674 item.cellForeground = temp; |
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|
675 } |
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parents:
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|
676 if (item.cellFont !is null) { |
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677 Font [] cellFont = item.cellFont; |
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678 Font [] temp = new Font [columnCount - 1]; |
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|
679 System.arraycopy (cellFont, 0, temp, 0, index); |
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parents:
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changeset
|
680 System.arraycopy (cellFont, index + 1, temp, index, columnCount - 1 - index); |
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681 item.cellFont = temp; |
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|
682 } |
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parents:
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changeset
|
683 } |
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|
684 } |
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685 } |
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686 // if (columnCount is 1) { |
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687 // column_id = column.id; idCount = 0; |
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688 // DataBrowserListViewHeaderDesc desc = new DataBrowserListViewHeaderDesc (); |
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689 // desc.version = OS.kDataBrowserListViewLatestHeaderDesc; |
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690 // short [] width = new short [1]; |
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691 // OS.GetDataBrowserTableViewNamedColumnWidth (handle, column_id, width); |
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692 // desc.minimumWidth = desc.maximumWidth = width [0]; |
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693 // int str = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, null, 0); |
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694 // desc.titleString = str; |
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695 // OS.SetDataBrowserListViewHeaderDesc (handle, column_id, desc); |
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696 // OS.CFRelease (str); |
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697 // } else { |
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698 // int [] disclosure = new int [1]; |
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699 // bool [] expandableRows = new bool [1]; |
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700 // OS.GetDataBrowserListViewDisclosureColumn (handle, disclosure, expandableRows); |
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701 // if (disclosure [0] is column.id) { |
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702 // TreeColumn firstColumn = columns [1]; |
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703 // firstColumn.style &= ~(DWT.LEFT | DWT.RIGHT | DWT.CENTER); |
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704 // firstColumn.style |= DWT.LEFT; |
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705 // firstColumn.updateHeader(); |
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706 // OS.SetDataBrowserListViewDisclosureColumn (handle, firstColumn.id, expandableRows [0]); |
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707 // } |
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708 // if (OS.RemoveDataBrowserTableViewColumn (handle, column.id) !is OS.noErr) { |
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709 // error (DWT.ERROR_ITEM_NOT_REMOVED); |
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710 // } |
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711 // } |
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712 System.arraycopy (columns, index + 1, columns, index, --columnCount - index); |
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713 columns [columnCount] = null; |
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714 for (int i=index; i<columnCount; i++) { |
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715 columns [i].sendEvent (DWT.Move); |
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716 } |
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|
717 } |
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|
718 |
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|
719 void destroyItem (TreeItem item) { |
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720 int count; |
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721 TreeItem[] items; |
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722 TreeItem parentItem = item.parentItem; |
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723 if (parentItem !is null) { |
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724 count = parentItem.itemCount; |
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725 items = parentItem.items; |
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726 } else { |
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|
727 count = this.itemCount; |
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|
728 items = this.items; |
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|
729 } |
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|
730 int index = 0; |
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731 while (index < count) { |
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732 if (items [index] is item) break; |
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|
733 index++; |
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|
734 } |
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|
735 // if (index !is itemCount - 1) fixSelection (index, false); |
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736 System.arraycopy (items, index + 1, items, index, --count - index); |
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737 items [count] = null; |
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738 if (parentItem !is null) { |
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739 parentItem.itemCount = count; |
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|
740 ((NSOutlineView)view).reloadItem_reloadChildren_(parentItem.handle, true); |
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741 } else { |
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|
742 this.itemCount = count; |
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|
743 ((NSOutlineView)view).reloadItem_(null); |
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|
744 } |
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|
745 |
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746 //noteNumberOfRowsChanged was causing crashes whenever |
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747 //a TreeItem was disposed. |
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748 //Using reloadItem avoids the crashes. |
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749 //Not sure that this NSTableView function |
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|
750 //makes sense in an NSOutlineView. |
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|
751 |
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752 //((NSTableView)view).noteNumberOfRowsChanged(); |
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|
753 |
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|
754 // setScrollWidth (true); |
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|
755 // fixScrollBar (); |
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|
756 } |
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|
757 |
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|
758 |
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|
759 void fixScrollBar () { |
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|
760 /* |
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|
761 * Bug in the Macintosh. For some reason, the data browser does not update |
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762 * the vertical scrollbar when it is scrolled to the bottom and items are |
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763 * removed. The fix is to check if the scrollbar value is bigger the |
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764 * maximum number of visible items and clamp it when needed. |
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|
765 */ |
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|
766 // int [] top = new int [1], left = new int [1]; |
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|
767 // OS.GetDataBrowserScrollPosition (handle, top, left); |
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|
768 // int maximum = Math.max (0, getItemHeight () * visibleCount - getClientArea ().height); |
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|
769 // if (top [0] > maximum) { |
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770 // OS.SetDataBrowserScrollPosition (handle, maximum, left [0]); |
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|
771 // } |
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|
772 } |
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|
773 |
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|
774 int getCheckColumnWidth () { |
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|
775 return 20; //TODO - compute width |
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|
776 } |
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|
777 |
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|
778 /** |
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779 * Returns the column at the given, zero-relative index in the |
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780 * receiver. Throws an exception if the index is out of range. |
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781 * Columns are returned in the order that they were created. |
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782 * If no <code>TreeColumn</code>s were created by the programmer, |
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|
783 * this method will throw <code>ERROR_INVALID_RANGE</code> despite |
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|
784 * the fact that a single column of data may be visible in the tree. |
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|
785 * This occurs when the programmer uses the tree like a list, adding |
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786 * items but never creating a column. |
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|
787 * |
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|
788 * @param index the index of the column to return |
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|
789 * @return the column at the given index |
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|
790 * |
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|
791 * @exception IllegalArgumentException <ul> |
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792 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> |
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|
793 * </ul> |
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794 * @exception DWTException <ul> |
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|
795 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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|
796 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
797 * </ul> |
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|
798 * |
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799 * @see Tree#getColumnOrder() |
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800 * @see Tree#setColumnOrder(int[]) |
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801 * @see TreeColumn#getMoveable() |
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802 * @see TreeColumn#setMoveable(bool) |
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803 * @see DWT#Move |
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804 * |
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805 * @since 3.1 |
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806 */ |
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807 public TreeColumn getColumn (int index) { |
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808 checkWidget (); |
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809 if (!(0 <=index && index < columnCount)) error (DWT.ERROR_INVALID_RANGE); |
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810 return columns [index]; |
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811 } |
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|
812 |
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|
813 /** |
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814 * Returns the number of columns contained in the receiver. |
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815 * If no <code>TreeColumn</code>s were created by the programmer, |
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816 * this value is zero, despite the fact that visually, one column |
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817 * of items may be visible. This occurs when the programmer uses |
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818 * the tree like a list, adding items but never creating a column. |
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819 * |
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820 * @return the number of columns |
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821 * |
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822 * @exception DWTException <ul> |
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823 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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824 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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825 * </ul> |
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826 * |
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827 * @since 3.1 |
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828 */ |
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829 public int getColumnCount () { |
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830 checkWidget (); |
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831 return columnCount; |
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|
832 } |
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|
833 |
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|
834 /** |
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835 * Returns an array of zero-relative integers that map |
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836 * the creation order of the receiver's items to the |
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837 * order in which they are currently being displayed. |
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838 * <p> |
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839 * Specifically, the indices of the returned array represent |
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840 * the current visual order of the items, and the contents |
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841 * of the array represent the creation order of the items. |
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|
842 * </p><p> |
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843 * Note: This is not the actual structure used by the receiver |
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844 * to maintain its list of items, so modifying the array will |
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845 * not affect the receiver. |
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846 * </p> |
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|
847 * |
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848 * @return the current visual order of the receiver's items |
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|
849 * |
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850 * @exception DWTException <ul> |
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851 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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852 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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853 * </ul> |
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|
854 * |
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|
855 * @see Tree#setColumnOrder(int[]) |
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856 * @see TreeColumn#getMoveable() |
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857 * @see TreeColumn#setMoveable(bool) |
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858 * @see DWT#Move |
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|
859 * |
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|
860 * @since 3.2 |
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|
861 */ |
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|
862 public int [] getColumnOrder () { |
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|
863 checkWidget (); |
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|
864 int [] order = new int [columnCount]; |
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|
865 int [] position = new int [1]; |
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866 for (int i=0; i<columnCount; i++) { |
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867 TreeColumn column = columns [i]; |
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868 // OS.GetDataBrowserTableViewColumnPosition (handle, column.id, position); |
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869 // if ((style & DWT.CHECK) !is 0) position [0] -= 1; |
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870 order [position [0]] = i; |
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|
871 } |
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|
872 return order; |
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|
873 } |
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|
874 |
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|
875 /** |
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|
876 * Returns an array of <code>TreeColumn</code>s which are the |
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877 * columns in the receiver. Columns are returned in the order |
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878 * that they were created. If no <code>TreeColumn</code>s were |
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879 * created by the programmer, the array is empty, despite the fact |
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880 * that visually, one column of items may be visible. This occurs |
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881 * when the programmer uses the tree like a list, adding items but |
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882 * never creating a column. |
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|
883 * <p> |
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884 * Note: This is not the actual structure used by the receiver |
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885 * to maintain its list of items, so modifying the array will |
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886 * not affect the receiver. |
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887 * </p> |
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|
888 * |
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|
889 * @return the items in the receiver |
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|
890 * |
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|
891 * @exception DWTException <ul> |
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892 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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893 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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894 * </ul> |
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|
895 * |
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896 * @see Tree#getColumnOrder() |
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897 * @see Tree#setColumnOrder(int[]) |
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|
898 * @see TreeColumn#getMoveable() |
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|
899 * @see TreeColumn#setMoveable(bool) |
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|
900 * @see DWT#Move |
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|
901 * |
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|
902 * @since 3.1 |
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|
903 */ |
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|
904 public TreeColumn [] getColumns () { |
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905 checkWidget (); |
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906 TreeColumn [] result = new TreeColumn [columnCount]; |
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|
907 System.arraycopy (columns, 0, result, 0, columnCount); |
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|
908 return result; |
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|
909 } |
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|
910 |
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changeset
|
911 /** |
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|
912 * Returns the width in pixels of a grid line. |
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|
913 * |
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|
914 * @return the width of a grid line in pixels |
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915 * |
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916 * @exception DWTException <ul> |
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917 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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918 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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919 * </ul> |
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920 * |
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921 * @since 3.1 |
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922 */ |
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923 public int getGridLineWidth () { |
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924 checkWidget (); |
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925 return 0; |
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926 } |
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927 |
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928 /** |
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929 * Returns the height of the receiver's header |
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930 * |
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931 * @return the height of the header or zero if the header is not visible |
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932 * |
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933 * @exception DWTException <ul> |
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934 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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935 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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936 * </ul> |
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937 * |
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938 * @since 3.1 |
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939 */ |
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940 public int getHeaderHeight () { |
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941 checkWidget (); |
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942 NSTableHeaderView headerView = ((NSTableView)view).headerView(); |
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943 if (headerView is null) return 0; |
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944 return (int)headerView.bounds().height; |
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945 } |
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946 |
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947 /** |
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948 * Returns <code>true</code> if the receiver's header is visible, |
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949 * and <code>false</code> otherwise. |
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950 * <p> |
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951 * If one of the receiver's ancestors is not visible or some |
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952 * other condition makes the receiver not visible, this method |
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953 * may still indicate that it is considered visible even though |
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954 * it may not actually be showing. |
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955 * </p> |
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956 * |
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957 * @return the receiver's header's visibility state |
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958 * |
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959 * @exception DWTException <ul> |
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960 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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961 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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962 * </ul> |
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963 * |
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964 * @since 3.1 |
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965 */ |
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966 public bool getHeaderVisible () { |
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967 checkWidget (); |
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968 return ((NSTableView)view).headerView() !is null; |
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969 } |
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|
970 |
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971 /** |
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972 * Returns the item at the given, zero-relative index in the |
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973 * receiver. Throws an exception if the index is out of range. |
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974 * |
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975 * @param index the index of the item to return |
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976 * @return the item at the given index |
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977 * |
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978 * @exception IllegalArgumentException <ul> |
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979 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> |
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980 * </ul> |
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981 * @exception DWTException <ul> |
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982 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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983 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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984 * </ul> |
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985 * |
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986 * @since 3.1 |
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987 */ |
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988 public TreeItem getItem (int index) { |
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989 checkWidget (); |
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990 int count = getItemCount (); |
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991 if (index < 0 || index >= count) error (DWT.ERROR_INVALID_RANGE); |
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992 return _getItem (null, index); |
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993 } |
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|
994 |
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|
995 /** |
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996 * Returns the item at the given point in the receiver |
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997 * or null if no such item exists. The point is in the |
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998 * coordinate system of the receiver. |
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999 * <p> |
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1000 * The item that is returned represents an item that could be selected by the user. |
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1001 * For example, if selection only occurs in items in the first column, then null is |
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1002 * returned if the point is outside of the item. |
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1003 * Note that the DWT.FULL_SELECTION style hint, which specifies the selection policy, |
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1004 * determines the extent of the selection. |
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1005 * </p> |
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1006 * |
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1007 * @param point the point used to locate the item |
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1008 * @return the item at the given point, or null if the point is not in a selectable item |
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1009 * |
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1010 * @exception IllegalArgumentException <ul> |
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1011 * <li>ERROR_NULL_ARGUMENT - if the point is null</li> |
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1012 * </ul> |
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1013 * @exception DWTException <ul> |
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1014 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1015 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1016 * </ul> |
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1017 */ |
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1018 public TreeItem getItem (Point point) { |
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1019 checkWidget (); |
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1020 if (point is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1021 // Rect rect = new Rect (); |
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1022 // dwt.internal.carbon.Point pt = new dwt.internal.carbon.Point (); |
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1023 // OS.SetPt (pt, (short) point.x, (short) point.y); |
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1024 // if (0 < lastHittest && lastHittest <= items.length && lastHittestColumn !is 0) { |
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1025 // TreeItem item = _getItem (lastHittest, false); |
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1026 // if (item !is null) { |
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1027 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, lastHittestColumn, OS.kDataBrowserPropertyDisclosurePart, rect) is OS.noErr) { |
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changeset
|
1028 // if (OS.PtInRect (pt, rect)) return null; |
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|
1029 // } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1030 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, lastHittestColumn, OS.kDataBrowserPropertyEnclosingPart, rect) is OS.noErr) { |
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parents:
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|
1031 // if (rect.top <= pt.v && pt.v <= rect.bottom) { |
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|
1032 // if ((style & DWT.FULL_SELECTION) !is 0) { |
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parents:
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|
1033 // return item; |
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parents:
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|
1034 // } else { |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
1035 // return OS.PtInRect (pt, rect) ? item : null; |
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|
1036 // } |
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|
1037 // } |
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|
1038 // } |
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|
1039 // } |
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|
1040 // } |
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|
1041 // //TODO - optimize |
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|
1042 // for (int i=0; i<items.length; i++) { |
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|
1043 // TreeItem item = items [i]; |
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1044 // if (item !is null) { |
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1045 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, column_id, OS.kDataBrowserPropertyDisclosurePart, rect) is OS.noErr) { |
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|
1046 // if (OS.PtInRect (pt, rect)) return null; |
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|
1047 // } |
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|
1048 // if (columnCount is 0) { |
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parents:
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|
1049 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, column_id, OS.kDataBrowserPropertyEnclosingPart, rect) is OS.noErr) { |
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|
1050 // if (rect.top <= pt.v && pt.v <= rect.bottom) { |
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1051 // if ((style & DWT.FULL_SELECTION) !is 0) { |
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|
1052 // return item; |
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|
1053 // } else { |
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parents:
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1054 // return OS.PtInRect (pt, rect) ? item : null; |
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1055 // } |
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|
1056 // } |
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1057 // } |
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1058 // } else { |
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1059 // for (int j = 0; j < columnCount; j++) { |
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parents:
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1060 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, columns [j].id, OS.kDataBrowserPropertyEnclosingPart, rect) is OS.noErr) { |
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1061 // if (rect.top <= pt.v && pt.v <= rect.bottom) { |
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1062 // if ((style & DWT.FULL_SELECTION) !is 0) { |
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|
1063 // return item; |
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|
1064 // } else { |
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parents:
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|
1065 // return OS.PtInRect (pt, rect) ? item : null; |
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|
1066 // } |
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|
1067 // } |
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|
1068 // } |
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1069 // } |
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|
1070 // } |
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|
1071 // } |
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|
1072 // } |
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1073 return null; |
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|
1074 } |
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|
1075 |
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|
1076 /** |
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1077 * Returns the number of items contained in the receiver |
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1078 * that are direct item children of the receiver. The |
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1079 * number that is returned is the number of roots in the |
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1080 * tree. |
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|
1081 * |
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1082 * @return the number of items |
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1083 * |
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|
1084 * @exception DWTException <ul> |
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1085 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1086 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1087 * </ul> |
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|
1088 */ |
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1089 public int getItemCount () { |
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|
1090 checkWidget (); |
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1091 return itemCount; |
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|
1092 } |
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|
1093 |
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|
1094 /** |
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1095 * Returns the height of the area which would be used to |
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1096 * display <em>one</em> of the items in the tree. |
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1097 * |
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1098 * @return the height of one item |
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1099 * |
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1100 * @exception DWTException <ul> |
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1101 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1102 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1103 * </ul> |
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1104 */ |
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1105 public int getItemHeight () { |
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1106 checkWidget (); |
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1107 return (int)((NSTableView)view).rowHeight(); |
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1108 } |
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1109 |
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|
1110 /** |
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1111 * Returns a (possibly empty) array of items contained in the |
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1112 * receiver that are direct item children of the receiver. These |
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1113 * are the roots of the tree. |
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1114 * <p> |
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1115 * Note: This is not the actual structure used by the receiver |
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1116 * to maintain its list of items, so modifying the array will |
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1117 * not affect the receiver. |
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1118 * </p> |
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1119 * |
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1120 * @return the items |
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|
1121 * |
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|
1122 * @exception DWTException <ul> |
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1123 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1124 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1125 * </ul> |
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|
1126 */ |
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1127 public TreeItem [] getItems () { |
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1128 checkWidget (); |
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1129 TreeItem [] result = new TreeItem [itemCount]; |
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1130 for (int i=0; i<itemCount; i++) { |
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1131 result [i] = _getItem (null, i); |
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1132 } |
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1133 return result; |
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|
1134 } |
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|
1135 |
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|
1136 /** |
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1137 * Returns <code>true</code> if the receiver's lines are visible, |
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1138 * and <code>false</code> otherwise. |
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1139 * <p> |
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1140 * If one of the receiver's ancestors is not visible or some |
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1141 * other condition makes the receiver not visible, this method |
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|
1142 * may still indicate that it is considered visible even though |
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1143 * it may not actually be showing. |
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1144 * </p> |
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1145 * |
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1146 * @return the visibility state of the lines |
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1147 * |
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1148 * @exception DWTException <ul> |
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1149 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1150 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1151 * </ul> |
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1152 * |
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1153 * @since 3.1 |
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1154 */ |
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1155 public bool getLinesVisible () { |
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1156 checkWidget (); |
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1157 // if (OS.VERSION >= 0x1040) { |
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1158 // int [] attrib = new int [1]; |
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1159 // OS.DataBrowserGetAttributes (handle, attrib); |
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1160 // return (attrib [0] & (OS.kDataBrowserAttributeListViewAlternatingRowColors | OS.kDataBrowserAttributeListViewDrawColumnDividers)) !is 0; |
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1161 // } |
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1162 return false; |
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1163 } |
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1164 |
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1165 /** |
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1166 * Returns the receiver's parent item, which must be a |
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1167 * <code>TreeItem</code> or null when the receiver is a |
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1168 * root. |
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1169 * |
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1170 * @return the receiver's parent item |
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1171 * |
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1172 * @exception DWTException <ul> |
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1173 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1174 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1175 * </ul> |
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1176 */ |
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1177 public TreeItem getParentItem () { |
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1178 checkWidget (); |
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1179 return null; |
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1180 } |
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1181 |
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|
1182 /** |
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1183 * Returns an array of <code>TreeItem</code>s that are currently |
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1184 * selected in the receiver. The order of the items is unspecified. |
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1185 * An empty array indicates that no items are selected. |
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1186 * <p> |
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1187 * Note: This is not the actual structure used by the receiver |
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1188 * to maintain its selection, so modifying the array will |
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1189 * not affect the receiver. |
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1190 * </p> |
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1191 * @return an array representing the selection |
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1192 * |
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1193 * @exception DWTException <ul> |
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1194 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1195 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1196 * </ul> |
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1197 */ |
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1198 public TreeItem [] getSelection () { |
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1199 checkWidget (); |
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1200 NSOutlineView widget = (NSOutlineView)view; |
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1201 if (widget.numberOfSelectedRows() is 0) { |
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1202 return new TreeItem [0]; |
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|
1203 } |
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|
1204 NSIndexSet selection = widget.selectedRowIndexes(); |
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1205 int count = selection.count(); |
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1206 int [] indexBuffer = new int [count]; |
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1207 selection.getIndexes(indexBuffer, count, 0); |
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1208 TreeItem [] result = new TreeItem [count]; |
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1209 for (int i=0; i<count; i++) { |
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1210 id item = widget.itemAtRow(indexBuffer [i]); |
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1211 int jniRef = OS.objc_msgSend(item.id, OS.sel_tag); |
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1212 if (jniRef !is -1 && jniRef !is 0) { |
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|
1213 //TODO virtual |
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1214 result[i] = (TreeItem)OS.JNIGetObject(jniRef); |
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|
1215 } |
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|
1216 } |
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1217 return result; |
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|
1218 } |
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|
1219 |
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|
1220 /** |
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1221 * Returns the number of selected items contained in the receiver. |
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|
1222 * |
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1223 * @return the number of selected items |
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|
1224 * |
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|
1225 * @exception DWTException <ul> |
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1226 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1227 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1228 * </ul> |
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|
1229 */ |
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|
1230 public int getSelectionCount () { |
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|
1231 checkWidget (); |
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|
1232 return ((NSTableView)view).numberOfSelectedRows(); |
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|
1233 } |
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|
1234 |
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|
1235 /** |
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|
1236 * Returns the column which shows the sort indicator for |
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1237 * the receiver. The value may be null if no column shows |
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1238 * the sort indicator. |
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|
1239 * |
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1240 * @return the sort indicator |
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|
1241 * |
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|
1242 * @exception DWTException <ul> |
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|
1243 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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|
1244 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1245 * </ul> |
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|
1246 * |
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|
1247 * @see #setSortColumn(TreeColumn) |
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|
1248 * |
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|
1249 * @since 3.2 |
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changeset
|
1250 */ |
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|
1251 public TreeColumn getSortColumn () { |
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|
1252 checkWidget (); |
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|
1253 return sortColumn; |
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|
1254 } |
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|
1255 |
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changeset
|
1256 /** |
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|
1257 * Returns the direction of the sort indicator for the receiver. |
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1258 * The value will be one of <code>UP</code>, <code>DOWN</code> |
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1259 * or <code>NONE</code>. |
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1260 * |
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1261 * @return the sort direction |
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1262 * |
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1263 * @exception DWTException <ul> |
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1264 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1265 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1266 * </ul> |
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1267 * |
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1268 * @see #setSortDirection(int) |
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1269 * |
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1270 * @since 3.2 |
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1271 */ |
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1272 public int getSortDirection () { |
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1273 checkWidget (); |
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1274 return sortDirection; |
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1275 } |
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1276 |
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1277 /** |
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1278 * Returns the item which is currently at the top of the receiver. |
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1279 * This item can change when items are expanded, collapsed, scrolled |
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1280 * or new items are added or removed. |
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1281 * |
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1282 * @return the item at the top of the receiver |
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1283 * |
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1284 * @exception DWTException <ul> |
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1285 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1286 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1287 * </ul> |
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1288 * |
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1289 * @since 2.1 |
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1290 */ |
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1291 public TreeItem getTopItem () { |
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1292 checkWidget(); |
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1293 // //TODO - optimize |
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1294 // Rect rect = new Rect (); |
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1295 // int y = getBorder () + getHeaderHeight (); |
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1296 // for (int i=0; i<items.length; i++) { |
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1297 // TreeItem item = items [i]; |
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1298 // if (item !is null) { |
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1299 // int columnId = (columnCount is 0) ? column_id : columns [0].id; |
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1300 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, columnId, OS.kDataBrowserPropertyEnclosingPart, rect) is OS.noErr) { |
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1301 // if (rect.top <= y && y <= rect.bottom) return item; |
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1302 // } |
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1303 // } |
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1304 // } |
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1305 return null; |
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1306 } |
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1307 |
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|
1308 /** |
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1309 * Searches the receiver's list starting at the first column |
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1310 * (index 0) until a column is found that is equal to the |
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1311 * argument, and returns the index of that column. If no column |
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1312 * is found, returns -1. |
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1313 * |
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1314 * @param column the search column |
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1315 * @return the index of the column |
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1316 * |
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1317 * @exception IllegalArgumentException <ul> |
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1318 * <li>ERROR_NULL_ARGUMENT - if the column is null</li> |
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1319 * </ul> |
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1320 * @exception DWTException <ul> |
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1321 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1322 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1323 * </ul> |
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1324 * |
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1325 * @since 3.1 |
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1326 */ |
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1327 public int indexOf (TreeColumn column) { |
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1328 checkWidget (); |
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1329 if (column is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1330 if (column.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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1331 for (int i=0; i<columnCount; i++) { |
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1332 if (columns [i] is column) return i; |
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1333 } |
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1334 return -1; |
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|
1335 } |
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|
1336 |
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|
1337 /** |
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1338 * Searches the receiver's list starting at the first item |
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1339 * (index 0) until an item is found that is equal to the |
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1340 * argument, and returns the index of that item. If no item |
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1341 * is found, returns -1. |
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1342 * |
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1343 * @param item the search item |
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1344 * @return the index of the item |
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1345 * |
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1346 * @exception IllegalArgumentException <ul> |
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1347 * <li>ERROR_NULL_ARGUMENT - if the item is null</li> |
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1348 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> |
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1349 * </ul> |
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1350 * @exception DWTException <ul> |
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1351 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1352 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1353 * </ul> |
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1354 * |
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1355 * @since 3.1 |
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|
1356 */ |
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|
1357 public int indexOf (TreeItem item) { |
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1358 checkWidget (); |
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1359 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1360 if (item.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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1361 if (item.parentItem !is null) return -1; |
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1362 for (int i = 0; i < itemCount; i++) { |
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1363 if (item is items[i]) return i; |
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|
1364 } |
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|
1365 return -1; |
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|
1366 } |
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|
1367 |
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|
1368 int outlineView_child_ofItem(int outlineView, int index, int ref) { |
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1369 TreeItem parent = null; |
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|
1370 if (ref !is 0) parent = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag)); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1371 TreeItem item = _getItem(parent, index); |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1372 return item.handle.id; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1373 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1374 |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1375 int outlineView_objectValueForTableColumn_byItem(int outlineView, int tableColumn, int ref) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1376 TreeItem item = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag)); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1377 if (checkColumn !is null && tableColumn is checkColumn.id) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1378 NSNumber value; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1379 if (item.checked && item.grayed) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1380 value = NSNumber.numberWithInt(OS.NSMixedState); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1381 } else { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1382 value = NSNumber.numberWithInt(item.checked ? OS.NSOnState : OS.NSOffState); |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1383 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1384 return value.id; |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1385 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1386 for (int i=0; i<columnCount; i++) { |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1387 if (columns [i].nsColumn.id is tableColumn) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1388 return item.createString(i).id; |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1389 } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1390 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1391 return item.createString(0).id; |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1392 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1393 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1394 bool outlineView_isItemExpandable(int outlineView, int ref) { |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1395 if (ref is 0) return true; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1396 return ((TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag))).itemCount !is 0; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1397 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1398 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1399 int outlineView_numberOfChildrenOfItem(int outlineView, int ref) { |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1400 if (ref is 0) return itemCount; |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1401 return ((TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag))).itemCount; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1402 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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changeset
|
1403 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1404 void outlineView_willDisplayCell_forTableColumn_item(int outlineView, int cell, int tableColumn, int ref) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1405 if (checkColumn !is null && tableColumn is checkColumn.id) return; |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1406 TreeItem item = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag)); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1407 Image image = item.image; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1408 for (int i=0; i<columnCount; i++) { |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1409 if (columns [i].nsColumn.id is tableColumn) { |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1410 image = item.getImage(i); |
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Upload of whole dwt tree
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parents:
diff
changeset
|
1411 } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1412 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1413 NSBrowserCell browserCell = new NSBrowserCell(cell); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1414 browserCell.setImage(image !is null ? image.handle : null); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1415 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1416 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1417 void outlineViewSelectionDidChange(int notification) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1418 if (ignoreSelect) return; |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1419 NSOutlineView widget = (NSOutlineView)view; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1420 int row = widget.selectedRow(); |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1421 if(row is -1) |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1422 postEvent(DWT.Selection); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1423 else { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1424 id _id = widget.itemAtRow(row); |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1425 TreeItem item = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(_id.id, OS.sel_tag)); |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1426 Event event = new Event(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1427 event.item = item; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1428 event.index = row; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1429 postEvent(DWT.Selection, event); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1430 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1431 } |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1432 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1433 bool outlineView_shouldCollapseItem(int outlineView, int ref) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1434 if (!ignoreExpand) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1435 TreeItem item = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag)); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1436 Event event = new Event(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1437 event.item = item; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1438 sendEvent(DWT.Collapse, event); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1439 item.expanded = false; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1440 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1441 return true; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1442 } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1443 |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1444 bool outlineView_shouldExpandItem(int outlineView, int ref) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1445 if (!ignoreExpand) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1446 TreeItem item = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag)); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1447 Event event = new Event(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1448 event.item = item; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1449 sendEvent(DWT.Expand, event); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1450 item.expanded = true; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1451 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1452 return true; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1453 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1454 |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1455 void outlineView_setObjectValue_forTableColumn_byItem(int outlineView, int object, int tableColumn, int ref) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1456 TreeItem item = (TreeItem)OS.JNIGetObject(OS.objc_msgSend(ref, OS.sel_tag)); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1457 if (checkColumn !is null && tableColumn is checkColumn.id) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1458 item.checked = !item.checked; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1459 Event event = new Event(); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1460 event.detail = DWT.CHECK; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1461 event.item = item; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1462 postEvent(DWT.Selection, event); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1463 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1464 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1465 |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1466 void releaseChildren (bool destroy) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1467 for (int i=0; i<items.length; i++) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1468 TreeItem item = items [i]; |
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Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1469 if (item !is null && !item.isDisposed ()) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1470 item.release (false); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1471 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1472 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1473 items = null; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1474 if (columns !is null) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1475 for (int i=0; i<columnCount; i++) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1476 TreeColumn column = columns [i]; |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1477 if (column !is null && !column.isDisposed ()) { |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1478 column.release (false); |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1479 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1480 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1481 columns = null; |
380af2bdd8e5
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1482 } |
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
1483 super.releaseChildren (destroy); |
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1484 } |
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1485 |
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1486 void releaseHandle () { |
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1487 super.releaseHandle (); |
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1488 if (headerView !is null) headerView.release(); |
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1489 headerView = null; |
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1490 if (firstColumn !is null) firstColumn.release(); |
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1491 firstColumn = null; |
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1492 if (checkColumn !is null) checkColumn.release(); |
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1493 checkColumn = null; |
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1494 } |
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1495 |
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1496 void releaseWidget () { |
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1497 super.releaseWidget (); |
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1498 //release handle |
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1499 sortColumn = null; |
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1500 } |
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1501 |
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|
1502 /** |
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1503 * Removes all of the items from the receiver. |
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1504 * |
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1505 * @exception DWTException <ul> |
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1506 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1507 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1508 * </ul> |
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1509 */ |
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1510 public void removeAll () { |
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1511 checkWidget (); |
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1512 for (int i=0; i<items.length; i++) { |
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1513 TreeItem item = items [i]; |
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1514 if (item !is null && !item.isDisposed ()) item.release (false); |
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1515 } |
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1516 items = new TreeItem [4]; |
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1517 itemCount = 0; |
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1518 ((NSOutlineView)view).reloadItem_(null); |
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1519 //((NSTableView)view).noteNumberOfRowsChanged(); |
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1520 // setScrollWidth (true); |
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1521 } |
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1522 |
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1523 /** |
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1524 * Removes the listener from the collection of listeners who will |
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1525 * be notified when the user changes the receiver's selection. |
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1526 * |
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1527 * @param listener the listener which should no longer be notified |
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1528 * |
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1529 * @exception IllegalArgumentException <ul> |
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1530 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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|
1531 * </ul> |
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1532 * @exception DWTException <ul> |
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1533 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1534 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1535 * </ul> |
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1536 * |
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|
1537 * @see SelectionListener |
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|
1538 * @see #addSelectionListener |
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|
1539 */ |
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1540 public void removeSelectionListener (SelectionListener listener) { |
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|
1541 checkWidget (); |
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|
1542 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1543 eventTable.unhook (DWT.Selection, listener); |
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|
1544 eventTable.unhook (DWT.DefaultSelection, listener); |
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|
1545 } |
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|
1546 |
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|
1547 /** |
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1548 * Removes the listener from the collection of listeners who will |
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1549 * be notified when items in the receiver are expanded or collapsed. |
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|
1550 * |
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|
1551 * @param listener the listener which should no longer be notified |
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|
1552 * |
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|
1553 * @exception IllegalArgumentException <ul> |
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|
1554 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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|
1555 * </ul> |
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|
1556 * @exception DWTException <ul> |
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|
1557 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1558 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1559 * </ul> |
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|
1560 * |
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|
1561 * @see TreeListener |
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|
1562 * @see #addTreeListener |
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|
1563 */ |
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|
1564 public void removeTreeListener(TreeListener listener) { |
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|
1565 checkWidget (); |
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|
1566 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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|
1567 if (eventTable is null) return; |
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|
1568 eventTable.unhook (DWT.Expand, listener); |
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|
1569 eventTable.unhook (DWT.Collapse, listener); |
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|
1570 } |
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|
1571 |
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changeset
|
1572 /** |
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|
1573 * Display a mark indicating the point at which an item will be inserted. |
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|
1574 * The drop insert item has a visual hint to show where a dragged item |
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|
1575 * will be inserted when dropped on the tree. |
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|
1576 * |
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|
1577 * @param item the insert item. Null will clear the insertion mark. |
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|
1578 * @param before true places the insert mark above 'item'. false places |
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|
1579 * the insert mark below 'item'. |
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|
1580 * |
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|
1581 * @exception IllegalArgumentException <ul> |
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|
1582 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> |
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|
1583 * </ul> |
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|
1584 * @exception DWTException <ul> |
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|
1585 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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|
1586 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1587 * </ul> |
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|
1588 */ |
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|
1589 public void setInsertMark (TreeItem item, bool before) { |
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|
1590 checkWidget (); |
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|
1591 if (item !is null) { |
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changeset
|
1592 if (item.isDisposed()) error(DWT.ERROR_INVALID_ARGUMENT); |
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|
1593 } |
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changeset
|
1594 } |
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diff
changeset
|
1595 |
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diff
changeset
|
1596 /** |
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|
1597 * Selects all of the items in the receiver. |
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|
1598 * <p> |
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1599 * If the receiver is single-select, do nothing. |
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1600 * </p> |
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1601 * |
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1602 * @exception DWTException <ul> |
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1603 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1604 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1605 * </ul> |
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1606 */ |
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1607 public void selectAll () { |
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1608 checkWidget (); |
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1609 if ((style & DWT.SINGLE) !is 0) return; |
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1610 NSTableView widget = (NSTableView)view; |
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1611 ignoreSelect = true; |
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1612 widget.selectAll(null); |
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1613 ignoreSelect = false; |
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1614 } |
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1615 |
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1616 public void select (TreeItem item) { |
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1617 checkWidget (); |
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1618 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1619 if (item.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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1620 // showItem (item, false); |
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1621 // ignoreSelect = true; |
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1622 // /* |
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1623 // * Bug in the Macintosh. When the DataBroswer selection flags includes |
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1624 // * both kDataBrowserNeverEmptySelectionSet and kDataBrowserSelectOnlyOne, |
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1625 // * two items are selected when SetDataBrowserSelectedItems() is called |
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1626 // * with kDataBrowserItemsAssign to assign a new seletion despite the fact |
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1627 // * that kDataBrowserSelectOnlyOne was specified. The fix is to save and |
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1628 // * restore kDataBrowserNeverEmptySelectionSet around each call to |
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1629 // * SetDataBrowserSelectedItems(). |
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1630 // */ |
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1631 // int [] selectionFlags = null; |
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1632 // if ((style & DWT.SINGLE) !is 0) { |
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1633 // selectionFlags = new int [1]; |
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1634 // OS.GetDataBrowserSelectionFlags (handle, selectionFlags); |
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1635 // OS.SetDataBrowserSelectionFlags (handle, selectionFlags [0] & ~OS.kDataBrowserNeverEmptySelectionSet); |
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1636 // } |
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1637 // OS.SetDataBrowserSelectedItems (handle, 1, new int [] {item.id}, OS.kDataBrowserItemsAssign); |
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1638 // if ((style & DWT.SINGLE) !is 0) { |
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1639 // OS.SetDataBrowserSelectionFlags (handle, selectionFlags [0]); |
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1640 // } |
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1641 // ignoreSelect = false; |
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|
1642 } |
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|
1643 |
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1644 void sendDoubleSelection() { |
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1645 postEvent (DWT.DefaultSelection); |
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|
1646 } |
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|
1647 |
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|
1648 /** |
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1649 * Sets the order that the items in the receiver should |
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1650 * be displayed in to the given argument which is described |
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1651 * in terms of the zero-relative ordering of when the items |
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1652 * were added. |
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1653 * |
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1654 * @param order the new order to display the items |
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1655 * |
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1656 * @exception DWTException <ul> |
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1657 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1658 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1659 * </ul> |
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1660 * @exception IllegalArgumentException <ul> |
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1661 * <li>ERROR_NULL_ARGUMENT - if the item order is null</li> |
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1662 * <li>ERROR_INVALID_ARGUMENT - if the item order is not the same length as the number of items</li> |
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1663 * </ul> |
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1664 * |
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1665 * @see Tree#getColumnOrder() |
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1666 * @see TreeColumn#getMoveable() |
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1667 * @see TreeColumn#setMoveable(bool) |
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1668 * @see DWT#Move |
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|
1669 * |
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|
1670 * @since 3.2 |
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1671 */ |
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1672 public void setColumnOrder (int [] order) { |
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1673 checkWidget (); |
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1674 if (order is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1675 if (columnCount is 0) { |
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1676 if (order.length !is 0) error (DWT.ERROR_INVALID_ARGUMENT); |
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1677 return; |
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|
1678 } |
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1679 if (order.length !is columnCount) error (DWT.ERROR_INVALID_ARGUMENT); |
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1680 int [] oldOrder = getColumnOrder (); |
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1681 bool reorder = false; |
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1682 bool [] seen = new bool [columnCount]; |
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1683 for (int i=0; i<order.length; i++) { |
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1684 int index = order [i]; |
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1685 if (index < 0 || index >= columnCount) error (DWT.ERROR_INVALID_ARGUMENT); |
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|
1686 if (seen [index]) error (DWT.ERROR_INVALID_ARGUMENT); |
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1687 seen [index] = true; |
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1688 if (order [i] !is oldOrder [i]) reorder = true; |
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|
1689 } |
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1690 if (reorder) { |
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1691 int [] disclosure = new int [1]; |
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1692 bool [] expandableRows = new bool [1]; |
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1693 // OS.GetDataBrowserListViewDisclosureColumn (handle, disclosure, expandableRows); |
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1694 TreeColumn firstColumn = columns [order [0]]; |
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1695 // if (disclosure [0] !is firstColumn.id) { |
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|
1696 // OS.SetDataBrowserListViewDisclosureColumn (handle, firstColumn.id, expandableRows [0]); |
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1697 // } |
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|
1698 int x = 0; |
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|
1699 short [] width = new short [1]; |
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1700 int [] oldX = new int [oldOrder.length]; |
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1701 for (int i=0; i<oldOrder.length; i++) { |
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1702 int index = oldOrder [i]; |
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1703 TreeColumn column = columns [index]; |
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1704 oldX [index] = x; |
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|
1705 // OS.GetDataBrowserTableViewNamedColumnWidth(handle, column.id, width); |
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|
1706 x += width [0]; |
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|
1707 } |
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|
1708 x = 0; |
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1709 int [] newX = new int [order.length]; |
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|
1710 for (int i=0; i<order.length; i++) { |
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1711 int index = order [i]; |
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1712 TreeColumn column = columns [index]; |
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1713 int position = (style & DWT.CHECK) !is 0 ? i + 1 : i; |
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1714 // OS.SetDataBrowserTableViewColumnPosition(handle, column.id, position); |
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1715 // column.lastPosition = position; |
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1716 newX [index] = x; |
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1717 // OS.GetDataBrowserTableViewNamedColumnWidth(handle, column.id, width); |
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1718 x += width [0]; |
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|
1719 } |
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|
1720 TreeColumn[] newColumns = new TreeColumn [columnCount]; |
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|
1721 System.arraycopy (columns, 0, newColumns, 0, columnCount); |
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1722 for (int i=0; i<columnCount; i++) { |
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1723 TreeColumn column = newColumns [i]; |
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1724 if (!column.isDisposed ()) { |
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1725 if (newX [i] !is oldX [i]) { |
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1726 column.sendEvent (DWT.Move); |
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1727 } |
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|
1728 } |
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|
1729 } |
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|
1730 } |
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|
1731 } |
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|
1732 |
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|
1733 /** |
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1734 * Marks the receiver's header as visible if the argument is <code>true</code>, |
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1735 * and marks it invisible otherwise. |
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1736 * <p> |
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1737 * If one of the receiver's ancestors is not visible or some |
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1738 * other condition makes the receiver not visible, marking |
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1739 * it visible may not actually cause it to be displayed. |
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1740 * </p> |
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|
1741 * |
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1742 * @param show the new visibility state |
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|
1743 * |
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|
1744 * @exception DWTException <ul> |
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1745 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1746 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1747 * </ul> |
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|
1748 * |
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|
1749 * @since 3.1 |
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|
1750 */ |
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|
1751 public void setHeaderVisible (bool show) { |
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|
1752 checkWidget (); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1753 ((NSTableView)view).setHeaderView (show ? headerView : null); |
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|
1754 } |
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|
1755 |
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|
1756 /** |
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|
1757 * Sets the number of root-level items contained in the receiver. |
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|
1758 * |
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|
1759 * @param count the number of items |
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1760 * |
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|
1761 * @exception DWTException <ul> |
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|
1762 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1763 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1764 * </ul> |
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|
1765 * |
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|
1766 * @since 3.2 |
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|
1767 */ |
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|
1768 public void setItemCount (int count) { |
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|
1769 checkWidget (); |
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|
1770 count = Math.max (0, count); |
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|
1771 setItemCount (null, count); |
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|
1772 } |
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|
1773 |
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|
1774 void setItemCount (TreeItem parentItem, int count) { |
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|
1775 // int itemCount = getItemCount (parentItem); |
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|
1776 // if (count is itemCount) return; |
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|
1777 // setRedraw (false); |
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parents:
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|
1778 // int [] top = new int [1], left = new int [1]; |
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parents:
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|
1779 // OS.GetDataBrowserScrollPosition (handle, top, left); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
1780 // DataBrowserCallbacks callbacks = new DataBrowserCallbacks (); |
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parents:
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|
1781 // OS.GetDataBrowserCallbacks (handle, callbacks); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
1782 // callbacks.v1_itemNotificationCallback = 0; |
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parents:
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|
1783 // callbacks.v1_itemCompareCallback = 0; |
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parents:
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|
1784 // OS.SetDataBrowserCallbacks (handle, callbacks); |
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|
1785 // int[] ids = parentItem is null ? childIds : parentItem.childIds; |
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|
1786 // if (count < itemCount) { |
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|
1787 // for (int index = ids.length - 1; index >= count; index--) { |
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|
1788 // int id = ids [index]; |
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|
1789 // if (id !is 0) { |
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|
1790 // TreeItem item = _getItem (id, false); |
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|
1791 // if (item !is null && !item.isDisposed ()) { |
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|
1792 // item.dispose (); |
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|
1793 // } else { |
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|
1794 // if (parentItem is null || parentItem.getExpanded ()) { |
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|
1795 // if (OS.RemoveDataBrowserItems (handle, OS.kDataBrowserNoItem, 1, new int [] {id}, 0) !is OS.noErr) { |
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|
1796 // error (DWT.ERROR_ITEM_NOT_REMOVED); |
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|
1797 // break; |
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|
1798 // } |
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|
1799 // visibleCount--; |
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|
1800 // } |
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|
1801 // } |
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|
1802 // } |
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|
1803 // } |
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|
1804 // //TODO - move shrink to paint event |
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|
1805 // // shrink items array |
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|
1806 // int lastIndex = items.length; |
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|
1807 // for (int i=items.length; i>0; i--) { |
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|
1808 // if (items [i-1] !is null) { |
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|
1809 // lastIndex = i; |
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|
1810 // break; |
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|
1811 // } |
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|
1812 // } |
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|
1813 // if (lastIndex < items.length - 4) { |
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|
1814 // int length = Math.max (4, (lastIndex + 3) / 4 * 4); |
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|
1815 // TreeItem [] newItems = new TreeItem [length]; |
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|
1816 // System.arraycopy(items, 0, newItems, 0, Math.min(items.length, lastIndex)); |
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|
1817 // } |
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|
1818 // } |
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|
1819 // |
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|
1820 // if (parentItem !is null) parentItem.itemCount = count; |
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|
1821 // int length = Math.max (4, (count + 3) / 4 * 4); |
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|
1822 // int [] newIds = new int [length]; |
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|
1823 // if (ids !is null) { |
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1824 // System.arraycopy (ids, 0, newIds, 0, Math.min (count, itemCount)); |
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1825 // } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1826 // ids = newIds; |
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1827 // if (parentItem is null) { |
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1828 // childIds = newIds; |
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1829 // } else { |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1830 // parentItem.childIds = newIds; |
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|
1831 // } |
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|
1832 // |
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1833 // if (count > itemCount) { |
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|
1834 // if ((getStyle() & DWT.VIRTUAL) is 0) { |
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|
1835 // int delta = Math.max (4, (count - itemCount + 3) / 4 * 4); |
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|
1836 // TreeItem [] newItems = new TreeItem [items.length + delta]; |
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1837 // System.arraycopy (items, 0, newItems, 0, items.length); |
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|
1838 // items = newItems; |
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|
1839 // for (int i=itemCount; i<count; i++) { |
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1840 // items [i] = new TreeItem (this, parentItem, DWT.NONE, i, true); |
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1841 // } |
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|
1842 // } else { |
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|
1843 // if (parentItem is null || parentItem.getExpanded ()) { |
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1844 // int parentID = parentItem is null ? OS.kDataBrowserNoItem : parentItem.id; |
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|
1845 // int [] addIds = _getIds (count - itemCount); |
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parents:
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|
1846 // if (OS.AddDataBrowserItems (handle, parentID, addIds.length, addIds, OS.kDataBrowserItemNoProperty) !is OS.noErr) { |
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1847 // error (DWT.ERROR_ITEM_NOT_ADDED); |
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1848 // } |
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|
1849 // visibleCount += (count - itemCount); |
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parents:
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1850 // System.arraycopy (addIds, 0, ids, itemCount, addIds.length); |
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1851 // } |
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1852 // } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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1853 // } |
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1854 // |
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|
1855 // callbacks.v1_itemNotificationCallback = display.itemNotificationProc; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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1856 // callbacks.v1_itemCompareCallback = display.itemCompareProc; |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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|
1857 // OS.SetDataBrowserCallbacks (handle, callbacks); |
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parents:
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|
1858 // setRedraw (true); |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1859 // if (itemCount is 0 && parentItem !is null) parentItem.redraw (OS.kDataBrowserNoItem); |
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|
1860 } |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1861 |
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parents:
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|
1862 /*public*/ void setItemHeight (int itemHeight) { |
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|
1863 checkWidget (); |
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1864 if (itemHeight < -1) error (DWT.ERROR_INVALID_ARGUMENT); |
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|
1865 if (itemHeight is -1) { |
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|
1866 //TODO - reset item height, ensure other API's such as setFont don't do this |
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1867 } else { |
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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|
1868 // OS.SetDataBrowserTableViewRowHeight (handle, (short) itemHeight); |
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|
1869 } |
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|
1870 } |
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|
1871 |
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1872 void setItemHeight (Image image) { |
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parents:
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|
1873 // Rectangle bounds = image !is null ? image.getBounds () : imageBounds; |
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|
1874 // if (bounds is null) return; |
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1875 // imageBounds = bounds; |
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1876 // short [] height = new short [1]; |
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parents:
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1877 // if (OS.GetDataBrowserTableViewRowHeight (handle, height) is OS.noErr) { |
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|
1878 // if (height [0] < bounds.height) { |
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|
1879 // OS.SetDataBrowserTableViewRowHeight (handle, (short) bounds.height); |
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1880 // } |
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1881 // } |
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|
1882 } |
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|
1883 |
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|
1884 /** |
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|
1885 * Marks the receiver's lines as visible if the argument is <code>true</code>, |
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1886 * and marks it invisible otherwise. |
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|
1887 * <p> |
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1888 * If one of the receiver's ancestors is not visible or some |
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1889 * other condition makes the receiver not visible, marking |
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1890 * it visible may not actually cause it to be displayed. |
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1891 * </p> |
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|
1892 * |
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|
1893 * @param show the new visibility state |
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|
1894 * |
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|
1895 * @exception DWTException <ul> |
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1896 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1897 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
1898 * </ul> |
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|
1899 * |
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|
1900 * @since 3.1 |
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1901 */ |
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|
1902 public void setLinesVisible (bool show) { |
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|
1903 checkWidget (); |
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|
1904 ((NSTableView)view).setUsesAlternatingRowBackgroundColors(show); |
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1905 } |
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|
1906 |
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1907 public void setRedraw (bool redraw) { |
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1908 checkWidget(); |
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|
1909 super.setRedraw (redraw); |
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1910 if (redraw && drawCount is 0) { |
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|
1911 setScrollWidth (true); |
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|
1912 } |
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|
1913 } |
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|
1914 |
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|
1915 bool setScrollWidth (TreeItem item) { |
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1916 // if (ignoreRedraw || drawCount !is 0) return false; |
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1917 if (columnCount !is 0) return false; |
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1918 // TreeItem parentItem = item.parentItem; |
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1919 // if (parentItem !is null && !parentItem._getExpanded ()) return false; |
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1920 // GC gc = new GC (this); |
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|
1921 // int newWidth = item.calculateWidth (0, gc); |
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|
1922 // gc.dispose (); |
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|
1923 // newWidth += getInsetWidth (column_id, false); |
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|
1924 // short [] width = new short [1]; |
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1925 // OS.GetDataBrowserTableViewNamedColumnWidth (handle, column_id, width); |
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|
1926 // if (width [0] < newWidth) { |
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|
1927 // OS.SetDataBrowserTableViewNamedColumnWidth (handle, column_id, (short) newWidth); |
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|
1928 // return true; |
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|
1929 // } |
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|
1930 // firstColumn.setWidth(400); |
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|
1931 return false; |
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|
1932 } |
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|
1933 |
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|
1934 bool setScrollWidth (bool set) { |
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|
1935 // return setScrollWidth(set, childIds, true); |
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1936 return false; |
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1937 } |
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1938 |
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1939 bool setScrollWidth (bool set, int[] childIds, bool recurse) { |
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1940 // if (ignoreRedraw || drawCount !is 0) return false; |
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1941 // if (columnCount !is 0 || childIds is null) return false; |
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1942 // GC gc = new GC (this); |
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1943 // int newWidth = calculateWidth (childIds, gc, recurse, 0, 0); |
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1944 // gc.dispose (); |
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1945 // newWidth += getInsetWidth (column_id, false); |
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1946 // if (!set) { |
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1947 // short [] width = new short [1]; |
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1948 // OS.GetDataBrowserTableViewNamedColumnWidth (handle, column_id, width); |
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1949 // if (width [0] >= newWidth) return false; |
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1950 // } |
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1951 // OS.SetDataBrowserTableViewNamedColumnWidth (handle, column_id, (short) newWidth); |
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1952 return true; |
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1953 } |
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1954 |
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1955 /** |
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1956 * Sets the receiver's selection to the given item. |
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1957 * The current selection is cleared before the new item is selected. |
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1958 * <p> |
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1959 * If the item is not in the receiver, then it is ignored. |
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1960 * </p> |
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1961 * |
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1962 * @param item the item to select |
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1963 * |
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1964 * @exception IllegalArgumentException <ul> |
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1965 * <li>ERROR_NULL_ARGUMENT - if the item is null</li> |
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1966 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> |
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1967 * </ul> |
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1968 * @exception DWTException <ul> |
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1969 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1970 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1971 * </ul> |
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1972 * |
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1973 * @since 3.2 |
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1974 */ |
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1975 public void setSelection (TreeItem item) { |
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1976 checkWidget (); |
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1977 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1978 setSelection (new TreeItem [] {item}); |
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1979 } |
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1980 |
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1981 /** |
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1982 * Sets the receiver's selection to be the given array of items. |
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1983 * The current selection is cleared before the new items are selected. |
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1984 * <p> |
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1985 * Items that are not in the receiver are ignored. |
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1986 * If the receiver is single-select and multiple items are specified, |
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1987 * then all items are ignored. |
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1988 * </p> |
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1989 * |
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1990 * @param items the array of items |
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1991 * |
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1992 * @exception IllegalArgumentException <ul> |
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1993 * <li>ERROR_NULL_ARGUMENT - if the array of items is null</li> |
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1994 * <li>ERROR_INVALID_ARGUMENT - if one of the items has been disposed</li> |
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1995 * </ul> |
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1996 * @exception DWTException <ul> |
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1997 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1998 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1999 * </ul> |
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2000 * |
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2001 * @see Tree#deselectAll() |
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2002 */ |
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2003 public void setSelection (TreeItem [] items) { |
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2004 checkWidget (); |
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2005 if (items is null) error (DWT.ERROR_NULL_ARGUMENT); |
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2006 deselectAll (); |
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2007 // int length = items.length; |
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2008 // if (length is 0 || ((style & DWT.SINGLE) !is 0 && length > 1)) return; |
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2009 // int count = 0; |
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2010 // int[] ids = new int [length]; |
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2011 // for (int i=0; i<length; i++) { |
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2012 // if (items [i] !is null) { |
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2013 // if (items [i].isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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2014 // ids [count++] = items [i].id; |
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2015 // showItem (items [i], false); |
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2016 // } |
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2017 // } |
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2018 // ignoreSelect = true; |
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2019 // /* |
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2020 // * Bug in the Macintosh. When the DataBroswer selection flags includes |
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2021 // * both kDataBrowserNeverEmptySelectionSet and kDataBrowserSelectOnlyOne, |
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2022 // * two items are selected when SetDataBrowserSelectedItems() is called |
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2023 // * with kDataBrowserItemsAssign to assign a new seletion despite the fact |
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2024 // * that kDataBrowserSelectOnlyOne was specified. The fix is to save and |
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2025 // * restore kDataBrowserNeverEmptySelectionSet around each call to |
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2026 // * SetDataBrowserSelectedItems(). |
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2027 // */ |
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2028 // int [] selectionFlags = null; |
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2029 // if ((style & DWT.SINGLE) !is 0) { |
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2030 // selectionFlags = new int [1]; |
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2031 // OS.GetDataBrowserSelectionFlags (handle, selectionFlags); |
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2032 // OS.SetDataBrowserSelectionFlags (handle, selectionFlags [0] & ~OS.kDataBrowserNeverEmptySelectionSet); |
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2033 // } |
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2034 // OS.SetDataBrowserSelectedItems (handle, count, ids, OS.kDataBrowserItemsAssign); |
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2035 // if ((style & DWT.SINGLE) !is 0) { |
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2036 // OS.SetDataBrowserSelectionFlags (handle, selectionFlags [0]); |
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2037 // } |
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2038 // ignoreSelect = false; |
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2039 // if (length > 0) { |
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2040 // int index = -1; |
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2041 // for (int i=0; i<items.length; i++) { |
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2042 // if (items [i] !is null) { |
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|
2043 // index = i; |
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2044 // break; |
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2045 // } |
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2046 // } |
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2047 // if (index !is -1) showItem (items [index], true); |
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|
2048 // } |
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|
2049 } |
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|
2050 |
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2051 /** |
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2052 * Sets the column used by the sort indicator for the receiver. A null |
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2053 * value will clear the sort indicator. The current sort column is cleared |
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2054 * before the new column is set. |
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2055 * |
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2056 * @param column the column used by the sort indicator or <code>null</code> |
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2057 * |
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2058 * @exception IllegalArgumentException <ul> |
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2059 * <li>ERROR_INVALID_ARGUMENT - if the column is disposed</li> |
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2060 * </ul> |
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2061 * @exception DWTException <ul> |
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2062 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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2063 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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2064 * </ul> |
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2065 * |
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2066 * @since 3.2 |
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2067 */ |
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2068 public void setSortColumn (TreeColumn column) { |
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2069 checkWidget (); |
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2070 if (column !is null && column.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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2071 if (column is sortColumn) return; |
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2072 // if (column is null) { |
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2073 // if (sortColumn !is null && !sortColumn.isDisposed () && sortDirection !is DWT.NONE) { |
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2074 // OS.SetDataBrowserSortOrder (handle, (short) OS.kDataBrowserOrderIncreasing); |
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2075 // sortColumn = null; |
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2076 // OS.SetDataBrowserSortProperty (handle, 0); |
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2077 // } |
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2078 // } |
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2079 // sortColumn = column; |
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2080 // if (sortColumn !is null && !sortColumn.isDisposed () && sortDirection !is DWT.NONE) { |
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2081 // OS.SetDataBrowserSortProperty (handle, sortColumn.id); |
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2082 // int order = sortDirection is DWT.DOWN ? OS.kDataBrowserOrderDecreasing : OS.kDataBrowserOrderIncreasing; |
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2083 // OS.SetDataBrowserSortOrder (handle, (short) order); |
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2084 // } |
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2085 } |
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|
2086 |
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|
2087 /** |
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2088 * Sets the direction of the sort indicator for the receiver. The value |
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2089 * can be one of <code>UP</code>, <code>DOWN</code> or <code>NONE</code>. |
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2090 * |
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2091 * @param direction the direction of the sort indicator |
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2092 * |
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2093 * @exception DWTException <ul> |
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2094 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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2095 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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2096 * </ul> |
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2097 * |
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2098 * @since 3.2 |
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2099 */ |
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|
2100 public void setSortDirection (int direction) { |
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2101 checkWidget (); |
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2102 if (direction !is DWT.UP && direction !is DWT.DOWN && direction !is DWT.NONE) return; |
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2103 // if (direction is sortDirection) return; |
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2104 // sortDirection = direction; |
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2105 // if (sortColumn !is null && !sortColumn.isDisposed ()) { |
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2106 // if (sortDirection is DWT.NONE) { |
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|
2107 // OS.SetDataBrowserSortOrder (handle, (short) OS.kDataBrowserOrderIncreasing); |
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2108 // TreeColumn column = sortColumn; |
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2109 // sortColumn = null; |
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2110 // OS.SetDataBrowserSortProperty (handle, 0); |
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2111 // sortColumn = column; |
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2112 // } else { |
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2113 // OS.SetDataBrowserSortProperty (handle, 0); |
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|
2114 // OS.SetDataBrowserSortProperty (handle, sortColumn.id); |
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2115 // int order = sortDirection is DWT.DOWN ? OS.kDataBrowserOrderDecreasing : OS.kDataBrowserOrderIncreasing; |
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2116 // OS.SetDataBrowserSortOrder (handle, (short) order); |
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2117 // } |
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2118 // } |
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2119 } |
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|
2120 |
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|
2121 /** |
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2122 * Sets the item which is currently at the top of the receiver. |
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2123 * This item can change when items are expanded, collapsed, scrolled |
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2124 * or new items are added or removed. |
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2125 * |
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2126 * @param item the item to be shown |
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2127 * |
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2128 * @exception IllegalArgumentException <ul> |
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2129 * <li>ERROR_NULL_ARGUMENT - if the item is null</li> |
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2130 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> |
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2131 * </ul> |
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2132 * @exception DWTException <ul> |
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2133 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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2134 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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2135 * </ul> |
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2136 * |
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2137 * @see Tree#getTopItem() |
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2138 * |
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2139 * @since 2.1 |
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2140 */ |
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|
2141 public void setTopItem (TreeItem item) { |
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2142 checkWidget(); |
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2143 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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2144 if (item.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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2145 // showItem (item, false); |
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2146 // int columnId = (columnCount is 0) ? column_id : columns [0].id; |
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2147 // OS.RevealDataBrowserItem (handle, item.id, columnId, (byte) OS.kDataBrowserRevealWithoutSelecting); |
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|
2148 // Rect rect = new Rect (); |
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2149 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, column_id, OS.kDataBrowserPropertyEnclosingPart, rect) is OS.noErr) { |
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|
2150 // int border = getBorder (); |
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|
2151 // int [] top = new int [1], left = new int [1]; |
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|
2152 // OS.GetDataBrowserScrollPosition (handle, top, left); |
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|
2153 // OS.SetDataBrowserScrollPosition (handle, Math.max (0, top [0] + rect.top - border - getHeaderHeight ()), left [0]); |
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|
2154 // } |
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|
2155 } |
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|
2156 |
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|
2157 /** |
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2158 * Shows the column. If the column is already showing in the receiver, |
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2159 * this method simply returns. Otherwise, the columns are scrolled until |
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2160 * the column is visible. |
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2161 * |
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2162 * @param column the column to be shown |
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2163 * |
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2164 * @exception IllegalArgumentException <ul> |
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2165 * <li>ERROR_NULL_ARGUMENT - if the item is null</li> |
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2166 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> |
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2167 * </ul> |
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2168 * @exception DWTException <ul> |
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2169 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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2170 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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2171 * </ul> |
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2172 * |
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2173 * @since 3.1 |
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2174 */ |
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2175 public void showColumn (TreeColumn column) { |
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2176 checkWidget (); |
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2177 if (column is null) error (DWT.ERROR_NULL_ARGUMENT); |
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2178 if (column.isDisposed()) error(DWT.ERROR_INVALID_ARGUMENT); |
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2179 if (column.parent !is this) return; |
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2180 int index = indexOf (column); |
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2181 if (columnCount <= 1 || !(0 <= index && index < columnCount)) return; |
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2182 ((NSTableView)view).scrollColumnToVisible(index + ((style & DWT.CHECK) !is 0 ? 1 : 0)); |
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2183 } |
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2184 |
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2185 /** |
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2186 * Shows the item. If the item is already showing in the receiver, |
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2187 * this method simply returns. Otherwise, the items are scrolled |
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2188 * and expanded until the item is visible. |
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2189 * |
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2190 * @param item the item to be shown |
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2191 * |
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2192 * @exception IllegalArgumentException <ul> |
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2193 * <li>ERROR_NULL_ARGUMENT - if the item is null</li> |
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2194 * <li>ERROR_INVALID_ARGUMENT - if the item has been disposed</li> |
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2195 * </ul> |
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2196 * @exception DWTException <ul> |
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2197 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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2198 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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2199 * </ul> |
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2200 * |
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2201 * @see Tree#showSelection() |
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2202 */ |
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2203 public void showItem (TreeItem item) { |
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2204 checkWidget (); |
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2205 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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2206 if (item.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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2207 showItem (item, true); |
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2208 } |
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2209 |
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2210 void showItem (TreeItem item, bool scroll) { |
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2211 int count = 0; |
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2212 // TreeItem parentItem = item.parentItem; |
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2213 // while (parentItem !is null && !parentItem._getExpanded ()) { |
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2214 // count++; |
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2215 // parentItem = parentItem.parentItem; |
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2216 // } |
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2217 // int index = 0; |
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2218 // parentItem = item.parentItem; |
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2219 // TreeItem [] path = new TreeItem [count]; |
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2220 // while (parentItem !is null && !parentItem._getExpanded ()) { |
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2221 // path [index++] = parentItem; |
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2222 // parentItem = parentItem.parentItem; |
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2223 // } |
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2224 // for (int i=path.length-1; i>=0; --i) { |
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2225 // path [i].setExpanded (true); |
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2226 // } |
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2227 // if (scroll) { |
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2228 // /* |
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2229 // * Bug in the Macintosh. When there is not room to show a |
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2230 // * single item in the data browser, RevealDataBrowserItem() |
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2231 // * scrolls the item such that it is above the top of the data |
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2232 // * browser. The fix is to remember the index and scroll when |
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2233 // * the data browser is resized. |
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2234 // * |
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2235 // * Bug in the Macintosh. When items are added to the data |
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2236 // * browser after is has been hidden, RevealDataBrowserItem() |
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2237 // * when called before the controls behind the data browser |
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2238 // * are repainted causes a redraw. This redraw happens right |
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2239 // * away causing pixel corruption. The fix is to remember the |
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2240 // * index and scroll when the data browser is shown. |
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|
2241 // */ |
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|
2242 // Rectangle rect = getClientArea (); |
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2243 // if (rect.height < getItemHeight () || !OS.IsControlVisible (handle)) { |
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2244 // showItem = item; |
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2245 // return; |
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2246 // } |
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2247 // showItem = null; |
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2248 // Rectangle itemRect = item.getBounds (); |
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2249 // if (!itemRect.isEmpty()) { |
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|
2250 // if (rect.contains (itemRect.x, itemRect.y) |
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|
2251 // && rect.contains (itemRect.x, itemRect.y + itemRect.height)) return; |
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2252 // } |
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|
2253 // int [] top = new int [1], left = new int [1]; |
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2254 // OS.GetDataBrowserScrollPosition (handle, top, left); |
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|
2255 // int columnId = (columnCount is 0) ? column_id : columns [0].id; |
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|
2256 // int options = OS.kDataBrowserRevealWithoutSelecting; |
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2257 // /* |
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2258 // * This code is intentionally commented, since kDataBrowserRevealAndCenterInView |
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2259 // * does not scroll the item to the center always (it seems to scroll to the |
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|
2260 // * end in some cases). |
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|
2261 // */ |
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|
2262 // //options |= OS.kDataBrowserRevealAndCenterInView; |
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|
2263 // OS.RevealDataBrowserItem (handle, item.id, columnId, (byte) options); |
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|
2264 // int [] newTop = new int [1], newLeft = new int [1]; |
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|
2265 // if (columnCount is 0) { |
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|
2266 // bool fixScroll = false; |
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|
2267 // Rect content = new Rect (); |
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|
2268 // if (OS.GetDataBrowserItemPartBounds (handle, item.id, columnId, OS.kDataBrowserPropertyContentPart, content) is OS.noErr) { |
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|
2269 // fixScroll = content.left < rect.x || content.left >= rect.x + rect.width; |
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2270 // if (!fixScroll) { |
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2271 // GC gc = new GC (this); |
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2272 // int contentWidth = calculateWidth (new int[]{item.id}, gc, false, 0, 0); |
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2273 // gc.dispose (); |
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2274 // fixScroll = content.left + contentWidth > rect.x + rect.width; |
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2275 // } |
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2276 // } |
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2277 // if (fixScroll) { |
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2278 // int leftScroll = getLeftDisclosureInset (columnId); |
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2279 // int levelIndent = DISCLOSURE_COLUMN_LEVEL_INDENT; |
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2280 // if (OS.VERSION >= 0x1040) { |
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2281 // float [] metric = new float [1]; |
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2282 // OS.DataBrowserGetMetric (handle, OS.kDataBrowserMetricDisclosureColumnPerDepthGap, null, metric); |
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2283 // levelIndent = (int) metric [0]; |
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2284 // } |
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2285 // TreeItem temp = item; |
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2286 // while (temp.parentItem !is null) { |
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2287 // leftScroll += levelIndent; |
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2288 // temp = temp.parentItem; |
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2289 // } |
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2290 // OS.GetDataBrowserScrollPosition (handle, newTop, newLeft); |
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2291 // OS.SetDataBrowserScrollPosition (handle, newTop [0], leftScroll); |
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2292 // } |
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2293 // } |
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2294 // |
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2295 // /* |
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2296 // * Bug in the Macintosh. For some reason, when the DataBrowser is scrolled |
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2297 // * by RevealDataBrowserItem(), the scrollbars are not redrawn. The fix is to |
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2298 // * force a redraw. |
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2299 // */ |
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2300 // OS.GetDataBrowserScrollPosition (handle, newTop, newLeft); |
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2301 // if (horizontalBar !is null && newLeft [0] !is left [0]) horizontalBar.redraw (); |
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2302 // if (verticalBar !is null && newTop [0] !is top [0]) verticalBar.redraw (); |
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2303 // } |
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2304 } |
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2305 |
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2306 /** |
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2307 * Shows the selection. If the selection is already showing in the receiver, |
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2308 * this method simply returns. Otherwise, the items are scrolled until |
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2309 * the selection is visible. |
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2310 * |
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2311 * @exception DWTException <ul> |
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2312 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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2313 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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2314 * </ul> |
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2315 * |
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2316 * @see Tree#showItem(TreeItem) |
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2317 */ |
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2318 public void showSelection () { |
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2319 checkWidget (); |
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2320 //checkItems (false); |
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2321 //TODO - optimize |
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2322 TreeItem [] selection = getSelection (); |
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2323 if (selection.length > 0) showItem (selection [0], true); |
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2324 } |
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2325 |
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2326 } |