Mercurial > projects > dwt-mac
annotate dwt/widgets/List.d @ 71:3607217555f2
Ported dwt.widgets.Link
author | Jacob Carlborg <doob@me.com> |
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date | Tue, 23 Dec 2008 23:40:01 +0100 |
parents | cfa563df4fdd |
children | e08aaf7b6830 |
rev | line source |
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45 | 1 /******************************************************************************* |
2 * Copyright (c) 2000, 2008 IBM Corporation and others. | |
0
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
71 | 10 * |
11 * Port to the D programming language: | |
12 * Jacob Carlborg <doob@me.com> | |
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13 *******************************************************************************/ |
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14 module dwt.widgets.List; |
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15 |
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16 import dwt.dwthelper.utils; |
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17 |
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18 |
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19 import dwt.DWT; |
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20 import dwt.DWTException; |
45 | 21 import dwt.accessibility.ACC; |
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22 import dwt.events.SelectionEvent; |
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23 import dwt.events.SelectionListener; |
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24 import dwt.graphics.Color; |
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25 import dwt.graphics.GC; |
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26 import dwt.graphics.Point; |
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27 import dwt.graphics.Rectangle; |
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28 import dwt.internal.cocoa.NSAttributedString; |
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29 import dwt.internal.cocoa.NSColor; |
45 | 30 import dwt.internal.cocoa.NSEvent; |
31 import dwt.internal.cocoa.NSFont; | |
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32 import dwt.internal.cocoa.NSIndexSet; |
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33 import dwt.internal.cocoa.NSMutableDictionary; |
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34 import dwt.internal.cocoa.NSMutableIndexSet; |
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35 import dwt.internal.cocoa.NSPoint; |
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36 import dwt.internal.cocoa.NSRange; |
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37 import dwt.internal.cocoa.NSRect; |
45 | 38 import dwt.internal.cocoa.NSScrollView; |
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39 import dwt.internal.cocoa.NSString; |
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40 import dwt.internal.cocoa.NSTableColumn; |
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41 import dwt.internal.cocoa.NSTableView; |
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42 import dwt.internal.cocoa.OS; |
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43 import dwt.internal.cocoa.SWTScrollView; |
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44 import dwt.internal.cocoa.SWTTableView; |
45 | 45 import dwt.internal.cocoa.id; |
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46 |
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47 /** |
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48 * Instances of this class represent a selectable user interface |
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49 * object that displays a list of strings and issues notification |
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50 * when a string is selected. A list may be single or multi select. |
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51 * <p> |
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52 * <dl> |
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53 * <dt><b>Styles:</b></dt> |
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54 * <dd>SINGLE, MULTI</dd> |
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55 * <dt><b>Events:</b></dt> |
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56 * <dd>Selection, DefaultSelection</dd> |
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57 * </dl> |
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58 * <p> |
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59 * Note: Only one of SINGLE and MULTI may be specified. |
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60 * </p><p> |
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61 * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
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62 * </p> |
45 | 63 * |
64 * @see <a href="http://www.eclipse.org/swt/snippets/#list">List snippets</a> | |
65 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: ControlExample</a> | |
66 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
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67 */ |
3 | 68 public class List : Scrollable { |
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69 NSTableColumn column; |
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70 String [] items; |
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71 int itemCount; |
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72 bool ignoreSelect; |
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73 |
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74 /** |
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75 * Constructs a new instance of this class given its parent |
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76 * and a style value describing its behavior and appearance. |
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77 * <p> |
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78 * The style value is either one of the style constants defined in |
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79 * class <code>DWT</code> which is applicable to instances of this |
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80 * class, or must be built by <em>bitwise OR</em>'ing together |
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81 * (that is, using the <code>int</code> "|" operator) two or more |
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82 * of those <code>DWT</code> style constants. The class description |
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83 * lists the style constants that are applicable to the class. |
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84 * Style bits are also inherited from superclasses. |
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85 * </p> |
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86 * |
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87 * @param parent a composite control which will be the parent of the new instance (cannot be null) |
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88 * @param style the style of control to construct |
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89 * |
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90 * @exception IllegalArgumentException <ul> |
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91 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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92 * </ul> |
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93 * @exception DWTException <ul> |
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94 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
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95 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
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96 * </ul> |
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97 * |
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98 * @see DWT#SINGLE |
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99 * @see DWT#MULTI |
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100 * @see Widget#checkSubclass |
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101 * @see Widget#getStyle |
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102 */ |
5 | 103 public this (Composite parent, int style) { |
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104 super (parent, checkStyle (style)); |
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105 } |
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106 |
45 | 107 int accessibilityAttributeValue (int /*long*/ id, int /*long*/ sel, int /*long*/ arg0) { |
108 | |
109 if (accessible !is null) { | |
110 NSString attribute = new NSString(arg0); | |
111 id returnValue = accessible.internal_accessibilityAttributeValue(attribute, ACC.CHILDID_SELF); | |
112 if (returnValue !is null) return returnValue.id; | |
113 } | |
114 | |
115 NSString attributeName = new NSString(arg0); | |
116 | |
117 // Accessibility Verifier queries for a title or description. NSOutlineView doesn't | |
118 // seem to return either, so we return a default description value here. | |
119 if (attributeName.isEqualToString (OS.NSAccessibilityDescriptionAttribute)) { | |
120 return NSString.stringWith("").id; | |
121 } | |
122 | |
123 // if (attributeName.isEqualToString(OS.NSAccessibilityHeaderAttribute)) { | |
124 // /* | |
125 // * Bug in the Macintosh. Even when the header is not visible, | |
126 // * VoiceOver still reports each column header's role for every row. | |
127 // * This is confusing and overly verbose. The fix is to return | |
128 // * "no header" when the screen reader asks for the header, by | |
129 // * returning noErr without setting the event parameter. | |
130 // */ | |
131 // return 0; | |
132 // } | |
133 | |
134 return super.accessibilityAttributeValue(id, sel, arg0); | |
135 } | |
136 | |
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137 /** |
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138 * Adds the argument to the end of the receiver's list. |
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139 * |
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140 * @param string the new item |
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141 * |
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142 * @exception IllegalArgumentException <ul> |
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143 * <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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144 * </ul> |
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145 * @exception DWTException <ul> |
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146 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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147 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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148 * </ul> |
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149 * |
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150 * @see #add(String,int) |
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151 */ |
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152 public void add (String string) { |
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153 checkWidget(); |
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154 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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155 if (itemCount is items.length) { |
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156 String [] newItems = new String [itemCount + 4]; |
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157 System.arraycopy (items, 0, newItems, 0, items.length); |
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158 items = newItems; |
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159 } |
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160 items [itemCount++] = string; |
7 | 161 (cast(NSTableView)view).reloadData(); |
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162 //TODO adjust horizontal scrollbar |
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163 } |
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164 |
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165 /** |
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166 * Adds the argument to the receiver's list at the given |
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167 * zero-relative index. |
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168 * <p> |
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169 * Note: To add an item at the end of the list, use the |
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170 * result of calling <code>getItemCount()</code> as the |
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171 * index or use <code>add(String)</code>. |
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172 * </p> |
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173 * |
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174 * @param string the new item |
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175 * @param index the index for the item |
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176 * |
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177 * @exception IllegalArgumentException <ul> |
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178 * <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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179 * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list (inclusive)</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 #add(String) |
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187 */ |
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188 public void add (String string, int index) { |
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189 checkWidget(); |
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190 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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191 if (!(0 <= index && index <= itemCount)) error (DWT.ERROR_INVALID_RANGE); |
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192 if (index !is itemCount) fixSelection (index, true); |
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193 if (itemCount is items.length) { |
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194 String [] newItems = new String [itemCount + 4]; |
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195 System.arraycopy (items, 0, newItems, 0, items.length); |
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196 items = newItems; |
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197 } |
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198 System.arraycopy (items, index, items, index + 1, itemCount++ - index); |
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199 items [index] = string; |
7 | 200 (cast(NSTableView)view).reloadData(); |
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201 } |
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202 |
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203 /** |
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204 * Adds the listener to the collection of listeners who will |
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205 * be notified when the user changes the receiver's selection, by sending |
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206 * it one of the messages defined in the <code>SelectionListener</code> |
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207 * interface. |
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208 * <p> |
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209 * <code>widgetSelected</code> is called when the selection changes. |
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210 * <code>widgetDefaultSelected</code> is typically called when an item is double-clicked. |
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211 * </p> |
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212 * |
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213 * @param listener the listener which should be notified when the user changes the receiver's selection |
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214 * |
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215 * @exception IllegalArgumentException <ul> |
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216 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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217 * </ul> |
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218 * @exception DWTException <ul> |
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219 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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220 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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221 * </ul> |
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222 * |
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223 * @see SelectionListener |
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224 * @see #removeSelectionListener |
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225 * @see SelectionEvent |
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226 */ |
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227 public void addSelectionListener(SelectionListener listener) { |
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228 checkWidget(); |
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229 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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230 TypedListener typedListener = new TypedListener(listener); |
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231 addListener(DWT.Selection,typedListener); |
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232 addListener(DWT.DefaultSelection,typedListener); |
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233 } |
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234 |
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235 static int checkStyle (int style) { |
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236 return checkBits (style, DWT.SINGLE, DWT.MULTI, 0, 0, 0, 0); |
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237 } |
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238 |
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239 public Point computeSize (int wHint, int hHint, bool changed) { |
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240 checkWidget(); |
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241 int width = 0; |
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242 if (wHint is DWT.DEFAULT) { |
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243 GC gc = new GC (this); |
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244 for (int i=0; i<itemCount; i++) { |
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245 Point extent = gc.stringExtent (items [i]); |
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246 width = Math.max (width, extent.x); |
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247 } |
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248 gc.dispose (); |
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249 // width += EXTRA_WIDTH; |
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250 } else { |
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251 width = wHint; |
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252 } |
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253 if (width <= 0) width = DEFAULT_WIDTH; |
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254 int height = 0; |
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255 if (hHint is DWT.DEFAULT) { |
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256 height = itemCount * getItemHeight (); |
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257 } else { |
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258 height = hHint; |
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259 } |
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260 if (height <= 0) height = DEFAULT_HEIGHT; |
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261 Rectangle rect = computeTrim (0, 0, width, height); |
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262 return new Point (rect.width, rect.height); |
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263 } |
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264 |
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265 void createHandle () { |
45 | 266 NSScrollView scrollWidget = cast(NSScrollView)new SWTScrollView().alloc(); |
0
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267 scrollWidget.initWithFrame(new NSRect ()); |
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268 if ((style & DWT.H_SCROLL) !is 0) scrollWidget.setHasHorizontalScroller(true); |
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269 if ((style & DWT.V_SCROLL) !is 0) scrollWidget.setHasVerticalScroller(true); |
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270 scrollWidget.setAutohidesScrollers(true); |
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271 scrollWidget.setBorderType((style & DWT.BORDER) !is 0 ? OS.NSBezelBorder : OS.NSNoBorder); |
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272 |
7 | 273 NSTableView widget = cast(NSTableView)new SWTTableView().alloc(); |
46
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274 widget.initWithFrame(NSRect()); |
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275 widget.setAllowsMultipleSelection((style & DWT.MULTI) !is 0); |
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276 widget.setDataSource(widget); |
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277 widget.setHeaderView(null); |
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278 widget.setDelegate(widget); |
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279 widget.setDoubleAction(OS.sel_sendDoubleSelection); |
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280 if (!hasBorder()) widget.setFocusRingType(OS.NSFocusRingTypeNone); |
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281 |
7 | 282 column = cast(NSTableColumn)new NSTableColumn().alloc(); |
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283 column.initWithIdentifier(NSString.stringWith("")); |
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284 widget.addTableColumn (column); |
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285 |
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286 scrollView = scrollWidget; |
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287 view = widget; |
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288 } |
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289 |
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290 void createWidget () { |
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291 super.createWidget (); |
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292 items = new String [4]; |
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293 } |
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294 |
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295 Color defaultBackground () { |
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296 return display.getSystemColor (DWT.COLOR_LIST_BACKGROUND); |
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297 } |
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298 |
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299 Color defaultForeground () { |
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300 return display.getSystemColor (DWT.COLOR_LIST_FOREGROUND); |
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301 } |
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302 |
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303 /** |
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304 * Deselects the item at the given zero-relative index in the receiver. |
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305 * If the item at the index was already deselected, it remains |
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306 * deselected. Indices that are out of range are ignored. |
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307 * |
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308 * @param index the index of the item to deselect |
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309 * |
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310 * @exception DWTException <ul> |
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311 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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312 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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313 * </ul> |
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314 */ |
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315 public void deselect (int index) { |
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316 checkWidget(); |
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317 if (0 <= index && index < itemCount) { |
7 | 318 NSTableView widget = cast(NSTableView)view; |
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319 ignoreSelect = true; |
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320 widget.deselectRow (index); |
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321 ignoreSelect = false; |
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322 } |
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323 } |
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324 |
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325 /** |
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326 * Deselects the items at the given zero-relative indices in the receiver. |
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327 * If the item at the given zero-relative index in the receiver |
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328 * is selected, it is deselected. If the item at the index |
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329 * was not selected, it remains deselected. The range of the |
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330 * indices is inclusive. Indices that are out of range are ignored. |
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331 * |
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332 * @param start the start index of the items to deselect |
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333 * @param end the end index of the items to deselect |
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334 * |
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335 * @exception DWTException <ul> |
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336 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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337 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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338 * </ul> |
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339 */ |
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340 public void deselect (int start, int end) { |
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341 checkWidget(); |
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342 if (start > end) return; |
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343 if (end < 0 || start >= itemCount) return; |
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344 start = Math.max (0, start); |
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345 end = Math.min (itemCount - 1, end); |
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346 if (start is 0 && end is itemCount - 1) { |
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347 deselectAll (); |
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348 } else { |
7 | 349 NSTableView widget = cast(NSTableView)view; |
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350 ignoreSelect = true; |
45 | 351 for (int i=start; i<=end; i++) { |
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352 widget.deselectRow (i); |
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353 } |
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354 ignoreSelect = false; |
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355 } |
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356 } |
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357 |
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358 /** |
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359 * Deselects the items at the given zero-relative indices in the receiver. |
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360 * If the item at the given zero-relative index in the receiver |
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361 * is selected, it is deselected. If the item at the index |
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362 * was not selected, it remains deselected. Indices that are out |
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363 * of range and duplicate indices are ignored. |
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364 * |
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365 * @param indices the array of indices for the items to deselect |
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366 * |
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367 * @exception IllegalArgumentException <ul> |
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368 * <li>ERROR_NULL_ARGUMENT - if the set of indices is null</li> |
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369 * </ul> |
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370 * @exception DWTException <ul> |
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371 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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372 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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373 * </ul> |
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374 */ |
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375 public void deselect (int [] indices) { |
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376 checkWidget(); |
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377 if (indices is null) error (DWT.ERROR_NULL_ARGUMENT); |
7 | 378 NSTableView widget = cast(NSTableView)view; |
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379 ignoreSelect = true; |
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380 for (int i=0; i<indices.length; i++) { |
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381 widget.deselectRow (indices [i]); |
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382 } |
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383 ignoreSelect = false; |
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384 } |
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385 |
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386 /** |
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387 * Deselects all selected items in the receiver. |
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388 * |
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389 * @exception DWTException <ul> |
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390 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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391 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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392 * </ul> |
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393 */ |
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394 public void deselectAll () { |
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395 checkWidget (); |
7 | 396 NSTableView widget = cast(NSTableView)view; |
0
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397 ignoreSelect = true; |
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398 widget.deselectAll(null); |
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399 ignoreSelect = false; |
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400 } |
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401 |
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402 void fixSelection (int index, bool add) { |
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403 int [] selection = getSelectionIndices (); |
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404 if (selection.length is 0) return; |
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405 int newCount = 0; |
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406 bool fix = false; |
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407 for (int i = 0; i < selection.length; i++) { |
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408 if (!add && selection [i] is index) { |
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409 fix = true; |
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410 } else { |
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411 int newIndex = newCount++; |
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412 selection [newIndex] = selection [i] + 1; |
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413 if (selection [newIndex] - 1 >= index) { |
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414 selection [newIndex] += add ? 1 : -1; |
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415 fix = true; |
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416 } |
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417 } |
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418 } |
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419 if (fix) select (selection, newCount, true); |
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420 } |
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421 |
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422 /** |
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423 * Returns the zero-relative index of the item which currently |
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424 * has the focus in the receiver, or -1 if no item has focus. |
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425 * |
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426 * @return the index of the selected item |
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427 * |
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428 * @exception DWTException <ul> |
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429 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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430 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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431 * </ul> |
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432 */ |
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433 public int getFocusIndex () { |
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434 checkWidget(); |
45 | 435 return (int)/*64*/((NSTableView)view).selectedRow(); |
0
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436 } |
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437 |
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438 /** |
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439 * Returns the item at the given, zero-relative index in the |
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440 * receiver. Throws an exception if the index is out of range. |
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441 * |
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442 * @param index the index of the item to return |
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443 * @return the item at the given index |
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444 * |
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445 * @exception IllegalArgumentException <ul> |
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446 * <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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447 * </ul> |
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448 * @exception DWTException <ul> |
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449 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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450 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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451 * </ul> |
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452 */ |
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453 public String getItem (int index) { |
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454 checkWidget(); |
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455 if (!(0 <= index && index < itemCount)) error (DWT.ERROR_INVALID_RANGE); |
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456 return items [index]; |
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457 } |
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458 |
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459 /** |
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460 * Returns the number of items contained in the receiver. |
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461 * |
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462 * @return the number of items |
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463 * |
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464 * @exception DWTException <ul> |
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465 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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466 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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467 * </ul> |
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468 */ |
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469 public int getItemCount () { |
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470 checkWidget(); |
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471 return itemCount; |
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472 } |
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473 |
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474 /** |
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475 * Returns the height of the area which would be used to |
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476 * display <em>one</em> of the items in the list. |
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477 * |
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478 * @return the height of one item |
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479 * |
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480 * @exception DWTException <ul> |
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481 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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482 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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483 * </ul> |
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484 */ |
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485 public int getItemHeight () { |
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486 checkWidget (); |
7 | 487 return cast(int)(cast(NSTableView)view).rowHeight(); |
0
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488 } |
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489 |
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490 /** |
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491 * Returns a (possibly empty) array of <code>String</code>s which |
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492 * are the items in the receiver. |
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493 * <p> |
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494 * Note: This is not the actual structure used by the receiver |
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495 * to maintain its list of items, so modifying the array will |
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496 * not affect the receiver. |
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497 * </p> |
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498 * |
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499 * @return the items in the receiver's list |
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500 * |
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501 * @exception DWTException <ul> |
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502 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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503 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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504 * </ul> |
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505 */ |
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506 public String [] getItems () { |
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507 checkWidget(); |
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508 String [] result = new String [itemCount]; |
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509 System.arraycopy (items, 0, result, 0, itemCount); |
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510 return result; |
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511 } |
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512 |
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513 /** |
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514 * Returns an array of <code>String</code>s that are currently |
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515 * selected in the receiver. The order of the items is unspecified. |
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516 * An empty array indicates that no items are selected. |
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517 * <p> |
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518 * Note: This is not the actual structure used by the receiver |
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519 * to maintain its selection, so modifying the array will |
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520 * not affect the receiver. |
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521 * </p> |
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522 * @return an array representing the selection |
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523 * |
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524 * @exception DWTException <ul> |
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525 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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526 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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527 * </ul> |
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528 */ |
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529 public String [] getSelection () { |
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530 checkWidget (); |
7 | 531 NSTableView widget = cast(NSTableView)view; |
0
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532 if (widget.numberOfSelectedRows() is 0) { |
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533 return new String [0]; |
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534 } |
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535 NSIndexSet selection = widget.selectedRowIndexes(); |
45 | 536 int count = (int)/*64*/selection.count(); |
537 int /*long*/ [] indexBuffer = new int /*long*/ [count]; | |
0
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538 selection.getIndexes(indexBuffer, count, 0); |
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539 String [] result = new String [count]; |
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540 for (int i=0; i<count; i++) { |
45 | 541 result [i] = items [(int)/*64*/indexBuffer [i]]; |
0
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542 } |
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543 return result; |
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544 } |
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545 |
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546 /** |
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547 * Returns the number of selected items contained in the receiver. |
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548 * |
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549 * @return the number of selected items |
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550 * |
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551 * @exception DWTException <ul> |
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552 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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553 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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554 * </ul> |
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555 */ |
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556 public int getSelectionCount () { |
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557 checkWidget (); |
45 | 558 return cast(int)/*64*/(cast(NSTableView)view).numberOfSelectedRows(); |
0
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559 } |
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560 |
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561 /** |
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562 * Returns the zero-relative index of the item which is currently |
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563 * selected in the receiver, or -1 if no item is selected. |
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564 * |
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565 * @return the index of the selected item or -1 |
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566 * |
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567 * @exception DWTException <ul> |
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568 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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569 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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570 * </ul> |
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571 */ |
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572 public int getSelectionIndex () { |
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573 checkWidget(); |
45 | 574 NSTableView widget = (NSTableView)view; |
575 if (widget.numberOfSelectedRows() is 0) { | |
576 return -1; | |
577 } | |
578 NSIndexSet selection = widget.selectedRowIndexes(); | |
579 int count = (int)/*64*/selection.count(); | |
580 int /*long*/ [] result = new int /*long*/ [count]; | |
581 selection.getIndexes(result, count, 0); | |
582 return (int)/*64*/result [0]; | |
0
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583 } |
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584 |
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585 /** |
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586 * Returns the zero-relative indices of the items which are currently |
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587 * selected in the receiver. The order of the indices is unspecified. |
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588 * The array is empty if no items are selected. |
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589 * <p> |
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590 * Note: This is not the actual structure used by the receiver |
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591 * to maintain its selection, so modifying the array will |
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592 * not affect the receiver. |
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|
593 * </p> |
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594 * @return the array of indices of the selected items |
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595 * |
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|
596 * @exception DWTException <ul> |
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597 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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|
598 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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599 * </ul> |
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600 */ |
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601 public int [] getSelectionIndices () { |
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602 checkWidget (); |
7 | 603 NSTableView widget = cast(NSTableView)view; |
0
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604 if (widget.numberOfSelectedRows() is 0) { |
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605 return new int [0]; |
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606 } |
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607 NSIndexSet selection = widget.selectedRowIndexes(); |
45 | 608 int count = (int)/*64*/selection.count(); |
609 int /*long*/ [] indices = new int /*long*/ [count]; | |
610 selection.getIndexes(indices, count, 0); | |
0
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611 int [] result = new int [count]; |
45 | 612 for (int i = 0; i < result.length; i++) { |
613 result [i] = (int)/*64*/indices [i]; | |
614 } | |
0
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615 return result; |
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616 } |
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|
617 |
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618 /** |
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619 * Returns the zero-relative index of the item which is currently |
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620 * at the top of the receiver. This index can change when items are |
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|
621 * scrolled or new items are added or removed. |
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|
622 * |
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|
623 * @return the index of the top item |
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624 * |
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|
625 * @exception DWTException <ul> |
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|
626 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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627 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
628 * </ul> |
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|
629 */ |
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|
630 public int getTopIndex () { |
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|
631 checkWidget(); |
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|
632 //TODO - partial item at the top |
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633 NSRect rect = scrollView.documentVisibleRect(); |
46
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634 NSPoint point = NSPoint(); |
0
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635 point.x = rect.x; |
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636 point.y = rect.y; |
45 | 637 int result = (int)/*64*/(cast(NSTableView)view).rowAtPoint(point); |
638 if (result is -1) result = 0; | |
639 return result; | |
0
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640 } |
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641 |
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642 /** |
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643 * Gets the index of an item. |
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644 * <p> |
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645 * The list is searched starting at 0 until an |
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646 * item is found that is equal to the search item. |
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647 * If no item is found, -1 is returned. Indexing |
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648 * is zero based. |
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649 * |
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650 * @param string the search item |
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651 * @return the index of the item |
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652 * |
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653 * @exception IllegalArgumentException <ul> |
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654 * <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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655 * </ul> |
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656 * @exception DWTException <ul> |
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657 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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658 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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659 * </ul> |
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660 */ |
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661 public int indexOf (String item) { |
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662 checkWidget(); |
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663 if (item is null) error (DWT.ERROR_NULL_ARGUMENT); |
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664 for (int i=0; i<itemCount; i++) { |
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665 if (items [i].equals (item)) return i; |
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666 } |
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667 return -1; |
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668 } |
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669 |
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670 /** |
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671 * Searches the receiver's list starting at the given, |
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672 * zero-relative index until an item is found that is equal |
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673 * to the argument, and returns the index of that item. If |
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674 * no item is found or the starting index is out of range, |
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675 * returns -1. |
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676 * |
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677 * @param string the search item |
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678 * @param start the zero-relative index at which to start the search |
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679 * @return the index of the item |
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680 * |
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681 * @exception IllegalArgumentException <ul> |
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682 * <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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683 * </ul> |
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684 * @exception DWTException <ul> |
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685 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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686 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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687 * </ul> |
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688 */ |
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689 public int indexOf (String string, int start) { |
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690 checkWidget(); |
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691 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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692 for (int i=start; i<itemCount; i++) { |
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693 if (items [i].equals (string)) return i; |
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694 } |
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695 return -1; |
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696 } |
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697 |
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698 /** |
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699 * Returns <code>true</code> if the item is selected, |
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700 * and <code>false</code> otherwise. Indices out of |
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701 * range are ignored. |
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702 * |
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703 * @param index the index of the item |
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704 * @return the selection state of the item at the index |
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705 * |
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706 * @exception DWTException <ul> |
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707 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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708 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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709 * </ul> |
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710 */ |
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711 public bool isSelected (int index) { |
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712 checkWidget(); |
45 | 713 if (!(0 <= index && index < itemCount)) return false; |
7 | 714 return (cast(NSTableView)view).isRowSelected(index); |
0
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715 } |
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716 |
45 | 717 int /*long*/ numberOfRowsInTableView(int /*long*/ id, int /*long*/ sel, int /*long*/ aTableView) { |
0
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718 return itemCount; |
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719 } |
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720 |
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721 void releaseHandle () { |
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722 super.releaseHandle (); |
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723 if (column !is null) column.release(); |
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724 column = null; |
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725 } |
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|
726 |
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727 void releaseWidget () { |
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728 super.releaseWidget (); |
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729 items = null; |
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730 } |
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731 |
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|
732 /** |
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733 * Removes the item from the receiver at the given |
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734 * zero-relative index. |
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735 * |
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736 * @param index the index for the item |
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737 * |
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738 * @exception IllegalArgumentException <ul> |
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739 * <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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740 * </ul> |
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741 * @exception DWTException <ul> |
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742 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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743 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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744 * </ul> |
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745 */ |
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746 public void remove (int index) { |
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747 checkWidget(); |
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748 if (!(0 <= index && index < itemCount)) error (DWT.ERROR_INVALID_RANGE); |
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749 if (index !is itemCount - 1) fixSelection (index, false); |
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750 System.arraycopy (items, index + 1, items, index, --itemCount - index); |
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751 items [itemCount] = null; |
7 | 752 (cast(NSTableView)view).noteNumberOfRowsChanged(); |
0
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753 } |
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|
754 |
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|
755 /** |
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|
756 * Removes the items from the receiver which are |
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757 * between the given zero-relative start and end |
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758 * indices (inclusive). |
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759 * |
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760 * @param start the start of the range |
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761 * @param end the end of the range |
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762 * |
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763 * @exception IllegalArgumentException <ul> |
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764 * <li>ERROR_INVALID_RANGE - if either the start or end are not between 0 and the number of elements in the list minus 1 (inclusive)</li> |
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765 * </ul> |
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766 * @exception DWTException <ul> |
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767 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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768 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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769 * </ul> |
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770 */ |
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771 public void remove (int start, int end) { |
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772 checkWidget(); |
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773 if (start > end) return; |
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774 if (!(0 <= start && start <= end && end < itemCount)) { |
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775 error (DWT.ERROR_INVALID_RANGE); |
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776 } |
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777 int length = end - start + 1; |
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778 for (int i=0; i<length; i++) remove (start); |
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779 } |
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780 |
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781 /** |
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782 * Searches the receiver's list starting at the first item |
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783 * until an item is found that is equal to the argument, |
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784 * and removes that item from the list. |
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785 * |
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786 * @param string the item to remove |
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787 * |
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788 * @exception IllegalArgumentException <ul> |
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789 * <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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790 * <li>ERROR_INVALID_ARGUMENT - if the string is not found in the list</li> |
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791 * </ul> |
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792 * @exception DWTException <ul> |
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793 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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794 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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795 * </ul> |
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796 */ |
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797 public void remove (String string) { |
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798 checkWidget(); |
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|
799 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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800 int index = indexOf (string, 0); |
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801 if (index is -1) error (DWT.ERROR_INVALID_ARGUMENT); |
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802 remove (index); |
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803 } |
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|
804 |
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|
805 /** |
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806 * Removes the items from the receiver at the given |
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807 * zero-relative indices. |
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808 * |
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809 * @param indices the array of indices of the items |
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810 * |
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|
811 * @exception IllegalArgumentException <ul> |
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812 * <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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813 * <li>ERROR_NULL_ARGUMENT - if the indices array is null</li> |
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814 * </ul> |
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815 * @exception DWTException <ul> |
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816 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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817 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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818 * </ul> |
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819 */ |
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820 public void remove (int [] indices) { |
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821 checkWidget (); |
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822 if (indices is null) error (DWT.ERROR_NULL_ARGUMENT); |
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823 if (indices.length is 0) return; |
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824 int [] newIndices = new int [indices.length]; |
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825 System.arraycopy (indices, 0, newIndices, 0, indices.length); |
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826 sort (newIndices); |
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827 int start = newIndices [newIndices.length - 1], end = newIndices [0]; |
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828 int count = getItemCount (); |
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829 if (!(0 <= start && start <= end && end < count)) { |
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830 error (DWT.ERROR_INVALID_RANGE); |
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831 } |
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832 int last = -1; |
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833 for (int i=0; i<newIndices.length; i++) { |
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834 int index = newIndices [i]; |
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835 if (index !is last) { |
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836 remove (index); |
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837 last = index; |
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838 } |
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|
839 } |
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|
840 } |
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|
841 |
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|
842 /** |
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843 * Removes all of the items from the receiver. |
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844 * <p> |
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845 * @exception DWTException <ul> |
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846 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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847 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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848 * </ul> |
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849 */ |
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850 public void removeAll () { |
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851 checkWidget(); |
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852 items = new String [4]; |
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853 itemCount = 0; |
7 | 854 (cast(NSTableView)view).noteNumberOfRowsChanged(); |
0
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855 } |
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|
856 |
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|
857 /** |
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858 * Removes the listener from the collection of listeners who will |
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859 * be notified when the user changes the receiver's selection. |
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|
860 * |
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861 * @param listener the listener which should no longer be notified |
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862 * |
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863 * @exception IllegalArgumentException <ul> |
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864 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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|
865 * </ul> |
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866 * @exception DWTException <ul> |
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867 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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868 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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|
869 * </ul> |
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|
870 * |
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|
871 * @see SelectionListener |
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|
872 * @see #addSelectionListener |
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873 */ |
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874 public void removeSelectionListener(SelectionListener listener) { |
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875 checkWidget(); |
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876 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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877 if (eventTable is null) return; |
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878 eventTable.unhook(DWT.Selection, listener); |
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879 eventTable.unhook(DWT.DefaultSelection,listener); |
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880 } |
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881 |
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882 /** |
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883 * Selects the item at the given zero-relative index in the receiver's |
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884 * list. If the item at the index was already selected, it remains |
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885 * selected. Indices that are out of range are ignored. |
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886 * |
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887 * @param index the index of the item to select |
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888 * |
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889 * @exception DWTException <ul> |
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890 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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891 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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892 * </ul> |
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893 */ |
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894 public void select (int index) { |
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895 checkWidget(); |
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896 if (0 <= index && index < itemCount) { |
7 | 897 NSIndexSet indexes = cast(NSIndexSet)new NSIndexSet().alloc(); |
0
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898 indexes.initWithIndex(index); |
7 | 899 NSTableView widget = cast(NSTableView)view; |
0
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900 ignoreSelect = true; |
45 | 901 widget.selectRowIndexes(indexes, (style & DWT.MULTI) !is 0); |
0
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902 ignoreSelect = false; |
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903 } |
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904 } |
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905 |
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906 /** |
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907 * Selects the items in the range specified by the given zero-relative |
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908 * indices in the receiver. The range of indices is inclusive. |
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909 * The current selection is not cleared before the new items are selected. |
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910 * <p> |
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911 * If an item in the given range is not selected, it is selected. |
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912 * If an item in the given range was already selected, it remains selected. |
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913 * Indices that are out of range are ignored and no items will be selected |
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914 * if start is greater than end. |
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915 * If the receiver is single-select and there is more than one item in the |
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916 * given range, then all indices are ignored. |
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917 * |
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918 * @param start the start of the range |
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919 * @param end the end of the range |
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920 * |
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921 * @exception DWTException <ul> |
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922 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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923 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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924 * </ul> |
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925 * |
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926 * @see List#setSelection(int,int) |
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927 */ |
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928 public void select (int start, int end) { |
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929 checkWidget (); |
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930 if (end < 0 || start > end || ((style & DWT.SINGLE) !is 0 && start !is end)) return; |
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931 if (itemCount is 0 || start >= itemCount) return; |
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932 if (start is 0 && end is itemCount - 1) { |
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933 selectAll (); |
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934 } else { |
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935 start = Math.max (0, start); |
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936 end = Math.min (end, itemCount - 1); |
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937 int length = end - start + 1; |
7 | 938 NSIndexSet indexes = cast(NSIndexSet)new NSIndexSet().alloc(); |
46
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939 NSRange range = NSRange(); |
0
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940 range.location = start; |
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941 range.length = length; |
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942 indexes.initWithIndexesInRange(range); |
7 | 943 NSTableView widget = cast(NSTableView)view; |
0
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944 ignoreSelect = true; |
45 | 945 widget.selectRowIndexes(indexes, (style & DWT.MULTI) !is 0); |
0
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946 ignoreSelect = false; |
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|
947 } |
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|
948 } |
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|
949 |
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|
950 /** |
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951 * Selects the items at the given zero-relative indices in the receiver. |
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952 * The current selection is not cleared before the new items are selected. |
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953 * <p> |
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954 * If the item at a given index is not selected, it is selected. |
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955 * If the item at a given index was already selected, it remains selected. |
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956 * Indices that are out of range and duplicate indices are ignored. |
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957 * If the receiver is single-select and multiple indices are specified, |
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958 * then all indices are ignored. |
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|
959 * |
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960 * @param indices the array of indices for the items to select |
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961 * |
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962 * @exception IllegalArgumentException <ul> |
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963 * <li>ERROR_NULL_ARGUMENT - if the array of indices is null</li> |
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964 * </ul> |
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965 * @exception DWTException <ul> |
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966 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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967 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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968 * </ul> |
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969 * |
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970 * @see List#setSelection(int[]) |
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971 */ |
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972 public void select (int [] indices) { |
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973 checkWidget (); |
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974 if (indices is null) error (DWT.ERROR_NULL_ARGUMENT); |
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975 int length = indices.length; |
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976 if (length is 0 || ((style & DWT.SINGLE) !is 0 && length > 1)) return; |
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977 int count = 0; |
7 | 978 NSMutableIndexSet indexes = cast(NSMutableIndexSet)new NSMutableIndexSet().alloc().init(); |
0
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979 for (int i=0; i<length; i++) { |
45 | 980 int index = indices [i]; |
0
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981 if (index >= 0 && index < itemCount) { |
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982 indexes.addIndex (indices [i]); |
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|
983 count++; |
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|
984 } |
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|
985 } |
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986 if (count > 0) { |
7 | 987 NSTableView widget = cast(NSTableView)view; |
0
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988 ignoreSelect = true; |
45 | 989 widget.selectRowIndexes(indexes, (style & DWT.MULTI) !is 0); |
0
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|
990 ignoreSelect = false; |
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|
991 } |
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|
992 } |
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|
993 |
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|
994 void select (int [] ids, int count, bool clear) { |
7 | 995 NSMutableIndexSet indexes = cast(NSMutableIndexSet)new NSMutableIndexSet().alloc().init(); |
0
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996 for (int i=0; i<count; i++) indexes.addIndex (ids [i] - 1); //WRONG -1 |
7 | 997 NSTableView widget = cast(NSTableView)view; |
0
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998 ignoreSelect = true; |
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999 widget.selectRowIndexes(indexes, !clear); |
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1000 ignoreSelect = false; |
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1001 } |
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1002 |
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1003 /** |
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1004 * Selects all of the items in the receiver. |
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1005 * <p> |
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1006 * If the receiver is single-select, do nothing. |
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1007 * |
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1008 * @exception DWTException <ul> |
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1009 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1010 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1011 * </ul> |
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1012 */ |
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1013 public void selectAll () { |
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1014 checkWidget (); |
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1015 if ((style & DWT.SINGLE) !is 0) return; |
7 | 1016 NSTableView widget = cast(NSTableView)view; |
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1017 ignoreSelect = true; |
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1018 widget.selectAll(null); |
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1019 ignoreSelect = false; |
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1020 } |
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1021 |
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1022 void sendDoubleSelection() { |
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1023 postEvent (DWT.DefaultSelection); |
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1024 } |
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1025 |
45 | 1026 bool sendKeyEvent (NSEvent nsEvent, int type) { |
1027 bool result = super.sendKeyEvent (nsEvent, type); | |
1028 if (!result) return result; | |
1029 if (type !is DWT.KeyDown) return result; | |
1030 short keyCode = nsEvent.keyCode (); | |
1031 switch (keyCode) { | |
1032 case 76: /* KP Enter */ | |
1033 case 36: { /* Return */ | |
1034 postEvent (DWT.DefaultSelection); | |
1035 break; | |
1036 } | |
1037 } | |
1038 return result; | |
1039 } | |
1040 | |
1041 void setBackground (float [] color) { | |
1042 super.setBackground (color); | |
1043 NSColor nsColor; | |
1044 if (color is null) { | |
1045 nsColor = null; | |
1046 } else { | |
1047 nsColor = NSColor.colorWithDeviceRed (color [0], color [1], color [2], 1); | |
1048 } | |
1049 ((NSTableView) view).setBackgroundColor (nsColor); | |
1050 } | |
1051 | |
1052 void setFont (NSFont font) { | |
1053 super.setFont (font); | |
1054 float ascent = font.ascender (); | |
1055 float descent = -font.descender () + font.leading (); | |
1056 ((NSTableView)view).setRowHeight ((int)Math.ceil (ascent + descent) + 1); | |
1057 } | |
1058 | |
0
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1059 /** |
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1060 * Sets the text of the item in the receiver's list at the given |
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1061 * zero-relative index to the string argument. |
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1062 * |
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1063 * @param index the index for the item |
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1064 * @param string the new text for the item |
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1065 * |
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1066 * @exception IllegalArgumentException <ul> |
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1067 * <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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1068 * <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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1069 * </ul> |
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1070 * @exception DWTException <ul> |
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1071 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1072 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1073 * </ul> |
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1074 */ |
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1075 public void setItem (int index, String string) { |
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1076 checkWidget(); |
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1077 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1078 if (!(0 <= index && index < itemCount)) error (DWT.ERROR_INVALID_RANGE); |
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1079 items [index] = string; |
7 | 1080 (cast(NSTableView)view).reloadData(); |
0
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1081 } |
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1082 |
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1083 /** |
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1084 * Sets the receiver's items to be the given array of items. |
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1085 * |
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1086 * @param items the array of items |
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1087 * |
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1088 * @exception IllegalArgumentException <ul> |
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1089 * <li>ERROR_NULL_ARGUMENT - if the items array is null</li> |
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1090 * <li>ERROR_INVALID_ARGUMENT - if an item in the items array is null</li> |
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1091 * </ul> |
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1092 * @exception DWTException <ul> |
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1093 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1094 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1095 * </ul> |
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1096 */ |
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1097 public void setItems (String [] items) { |
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1098 checkWidget(); |
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1099 if (items is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1100 for (int i=0; i<items.length; i++) { |
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1101 if (items [i] is null) error (DWT.ERROR_INVALID_ARGUMENT); |
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1102 } |
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1103 this.items = new String [items.length]; |
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1104 System.arraycopy (items, 0, this.items, 0, items.length); |
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1105 itemCount = items.length; |
7 | 1106 (cast(NSTableView)view).reloadData(); |
0
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1107 } |
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1108 |
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1109 /** |
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1110 * Selects the item at the given zero-relative index in the receiver. |
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1111 * If the item at the index was already selected, it remains selected. |
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1112 * The current selection is first cleared, then the new item is selected. |
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1113 * Indices that are out of range are ignored. |
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1114 * |
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1115 * @param index the index of the item to select |
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1116 * |
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1117 * @exception DWTException <ul> |
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1118 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1119 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1120 * </ul> |
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1121 * @see List#deselectAll() |
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1122 * @see List#select(int) |
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1123 */ |
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1124 public void setSelection (int index) { |
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1125 checkWidget(); |
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1126 deselectAll (); |
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1127 setSelection (index, false); |
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1128 } |
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1129 |
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1130 void setSelection (int index, bool notify) { |
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1131 // checkWidget(); |
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1132 if (0 <= index && index < itemCount) { |
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1133 int [] ids = new int [] {index + 1}; |
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1134 select (ids, ids.length, true); |
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1135 showIndex (index); |
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1136 if (notify) postEvent (DWT.Selection); |
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1137 } |
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1138 } |
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1139 |
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1140 /** |
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1141 * Selects the items in the range specified by the given zero-relative |
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1142 * indices in the receiver. The range of indices is inclusive. |
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1143 * The current selection is cleared before the new items are selected. |
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1144 * <p> |
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1145 * Indices that are out of range are ignored and no items will be selected |
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1146 * if start is greater than end. |
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1147 * If the receiver is single-select and there is more than one item in the |
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1148 * given range, then all indices are ignored. |
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1149 * |
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1150 * @param start the start index of the items to select |
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1151 * @param end the end index of the items to select |
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1152 * |
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1153 * @exception DWTException <ul> |
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1154 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1155 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1156 * </ul> |
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1157 * |
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1158 * @see List#deselectAll() |
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1159 * @see List#select(int,int) |
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1160 */ |
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1161 public void setSelection (int start, int end) { |
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1162 checkWidget (); |
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1163 deselectAll (); |
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1164 if (end < 0 || start > end || ((style & DWT.SINGLE) !is 0 && start !is end)) return; |
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1165 if (itemCount is 0 || start >= itemCount) return; |
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1166 start = Math.max (0, start); |
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1167 end = Math.min (end, itemCount - 1); |
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1168 int length = end - start + 1; |
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1169 int [] ids = new int [length]; |
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1170 for (int i=0; i<length; i++) ids [i] = end - i + 1; |
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1171 select (ids, length, true); |
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1172 if (ids.length > 0) showIndex (ids [0] - 1); |
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1173 } |
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1174 |
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1175 /** |
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1176 * Selects the items at the given zero-relative indices in the receiver. |
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1177 * The current selection is cleared before the new items are selected. |
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1178 * <p> |
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1179 * Indices that are out of range and duplicate indices are ignored. |
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1180 * If the receiver is single-select and multiple indices are specified, |
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1181 * then all indices are ignored. |
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1182 * |
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1183 * @param indices the indices of the items to select |
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1184 * |
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1185 * @exception IllegalArgumentException <ul> |
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1186 * <li>ERROR_NULL_ARGUMENT - if the array of indices is null</li> |
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1187 * </ul> |
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1188 * @exception DWTException <ul> |
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1189 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1190 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1191 * </ul> |
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1192 * |
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1193 * @see List#deselectAll() |
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1194 * @see List#select(int[]) |
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1195 */ |
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1196 public void setSelection (int [] indices) { |
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1197 checkWidget (); |
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1198 if (indices is null) error (DWT.ERROR_NULL_ARGUMENT); |
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1199 deselectAll (); |
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1200 int length = indices.length; |
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1201 if (length is 0 || ((style & DWT.SINGLE) !is 0 && length > 1)) return; |
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1202 int [] ids = new int [length]; |
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1203 int count = 0; |
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1204 for (int i=0; i<length; i++) { |
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1205 int index = indices [length - i - 1]; |
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1206 if (index >= 0 && index < itemCount) { |
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1207 ids [count++] = index + 1; |
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1208 } |
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|
1209 } |
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1210 if (count > 0) { |
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1211 select (ids, count, true); |
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1212 showIndex (ids [0] - 1); |
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1213 } |
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|
1214 } |
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|
1215 |
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|
1216 /** |
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1217 * Sets the receiver's selection to be the given array of items. |
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1218 * The current selection is cleared before the new items are selected. |
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1219 * <p> |
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1220 * Items that are not in the receiver are ignored. |
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1221 * If the receiver is single-select and multiple items are specified, |
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1222 * then all items are ignored. |
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1223 * |
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1224 * @param items the array of items |
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1225 * |
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1226 * @exception IllegalArgumentException <ul> |
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1227 * <li>ERROR_NULL_ARGUMENT - if the array of items is null</li> |
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1228 * </ul> |
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1229 * @exception DWTException <ul> |
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1230 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1231 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1232 * </ul> |
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1233 * |
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1234 * @see List#deselectAll() |
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1235 * @see List#select(int[]) |
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1236 * @see List#setSelection(int[]) |
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|
1237 */ |
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|
1238 public void setSelection (String [] items) { |
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|
1239 checkWidget (); |
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|
1240 if (items is null) error (DWT.ERROR_NULL_ARGUMENT); |
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|
1241 deselectAll (); |
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1242 int length = items.length; |
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|
1243 if (length is 0 || ((style & DWT.SINGLE) !is 0 && length > 1)) return; |
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|
1244 int count = 0; |
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|
1245 int [] ids = new int [length]; |
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|
1246 for (int i=0; i<length; i++) { |
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|
1247 String string = items [length - i - 1]; |
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|
1248 if ((style & DWT.SINGLE) !is 0) { |
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|
1249 int index = indexOf (string, 0); |
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|
1250 if (index !is -1) { |
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|
1251 count = 1; |
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1252 ids = new int [] {index + 1}; |
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1253 } |
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1254 } else { |
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1255 int index = 0; |
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1256 while ((index = indexOf (string, index)) !is -1) { |
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1257 if (count is ids.length) { |
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1258 int [] newIds = new int [ids.length + 4]; |
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1259 System.arraycopy (ids, 0, newIds, 0, ids.length); |
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1260 ids = newIds; |
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1261 } |
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1262 ids [count++] = index + 1; |
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1263 index++; |
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1264 } |
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1265 } |
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1266 } |
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1267 if (count > 0) { |
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1268 select (ids, count, true); |
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1269 showIndex (ids [0] - 1); |
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1270 } |
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1271 } |
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1272 |
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1273 /** |
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1274 * Sets the zero-relative index of the item which is currently |
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1275 * at the top of the receiver. This index can change when items |
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1276 * are scrolled or new items are added and removed. |
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1277 * |
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1278 * @param index the index of the top item |
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1279 * |
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1280 * @exception DWTException <ul> |
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1281 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1282 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1283 * </ul> |
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1284 */ |
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1285 public void setTopIndex (int index) { |
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1286 checkWidget(); |
7 | 1287 NSRect rect = (cast(NSTableView)view).rectOfRow(index); |
1288 (cast(NSTableView)view).scrollRectToVisible(rect); | |
0
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1289 } |
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1290 |
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1291 void showIndex (int index) { |
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1292 if (0 <= index && index < itemCount) { |
7 | 1293 (cast(NSTableView)view).scrollRowToVisible(index); |
0
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1294 } |
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1295 } |
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1296 |
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1297 /** |
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1298 * Shows the selection. If the selection is already showing in the receiver, |
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1299 * this method simply returns. Otherwise, the items are scrolled until |
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1300 * the selection is visible. |
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1301 * |
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1302 * @exception DWTException <ul> |
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1303 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
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1304 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
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1305 * </ul> |
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1306 */ |
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1307 public void showSelection () { |
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1308 checkWidget(); |
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1309 int index = getSelectionIndex (); |
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1310 if (index >= 0) showIndex (index); |
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1311 } |
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1312 |
45 | 1313 void tableViewSelectionDidChange (int /*long*/ id, int /*long*/ sel, int /*long*/ aNotification) { |
0
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1314 if (ignoreSelect) return; |
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1315 postEvent (DWT.Selection); |
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1316 } |
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1317 |
45 | 1318 bool tableView_shouldEditTableColumn_row(int /*long*/ id, int /*long*/ sel, int /*long*/ aTableView, int /*long*/ aTableColumn, int /*long*/ rowIndex) { |
0
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1319 return false; |
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1320 } |
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1321 |
45 | 1322 int /*long*/ tableView_objectValueForTableColumn_row(int /*long*/ id, int /*long*/ sel, int /*long*/ aTableView, int /*long*/ aTableColumn, int /*long*/ rowIndex) { |
0
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1323 NSMutableDictionary dict = NSMutableDictionary.dictionaryWithCapacity(4); |
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1324 if (foreground !is null) { |
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|
1325 NSColor color = NSColor.colorWithDeviceRed(foreground.handle[0], foreground.handle[1], foreground.handle[2], 1); |
45 | 1326 dict.setObject(color, OS.NSForegroundColorAttributeName); |
0
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1327 } |
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1328 if (font !is null) { |
45 | 1329 dict.setObject(font.handle, OS.NSFontAttributeName); |
0
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1330 } |
45 | 1331 String text = items[(int)/*64*/rowIndex]; |
0
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1332 int length = text.length(); |
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1333 char[] chars = new char[length]; |
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1334 text.getChars(0, length, chars, 0); |
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1335 NSString str = NSString.stringWithCharacters(chars, length); |
45 | 1336 NSAttributedString attribStr = (cast(NSAttributedString)new NSAttributedString().alloc()).initWithString_(str, dict); |
0
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1337 return attribStr.id; |
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1338 } |
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|
1339 |
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1340 } |