Mercurial > projects > dwt-mac
annotate dwt/accessibility/Accessible.d @ 128:07399639c0c8
Added DWT extension to dwt.widgets.MessageBox
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Sat, 17 Jan 2009 16:26:49 +0100 |
| parents | 63a09873578e |
| children | ad4e1fe71a5a |
| rev | line source |
|---|---|
| 45 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2008 IBM Corporation and others. | |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
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10 * |
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11 * Port to the D programming language: |
| 45 | 12 * Jacob Carlborg <doob@me.com> |
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13 *******************************************************************************/ |
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14 module dwt.accessibility.Accessible; |
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15 |
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16 import dwt.dwthelper.utils; |
| 45 | 17 |
| 18 import dwt.DWT; | |
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19 import dwt.DWTException; |
| 45 | 20 import dwt.graphics.Point; |
| 21 import dwt.graphics.Rectangle; | |
| 22 import dwt.internal.cocoa.NSArray; | |
| 23 import dwt.internal.cocoa.NSMutableArray; | |
| 24 import dwt.internal.cocoa.NSNumber; | |
| 25 import dwt.internal.cocoa.NSObject; | |
| 26 import dwt.internal.cocoa.NSPoint; | |
| 27 import dwt.internal.cocoa.NSRange; | |
| 28 import dwt.internal.cocoa.NSSize; | |
| 29 import dwt.internal.cocoa.NSString; | |
| 30 import dwt.internal.cocoa.NSValue; | |
| 31 import dwt.internal.cocoa.OS; | |
| 58 | 32 import cocoa = dwt.internal.cocoa.id; |
| 45 | 33 import dwt.widgets.Composite; |
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34 import dwt.widgets.Control; |
| 45 | 35 import dwt.widgets.Display; |
| 36 import dwt.widgets.Monitor; | |
| 37 import dwt.widgets.Shell; | |
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38 |
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39 import tango.core.Thread; |
| 58 | 40 import tango.util.container.HashMap; |
| 41 | |
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42 import dwt.accessibility.ACC; |
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43 import dwt.accessibility.AccessibleControlEvent; |
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44 import dwt.accessibility.AccessibleEvent; |
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45 import dwt.accessibility.AccessibleListener; |
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46 import dwt.accessibility.AccessibleControlListener; |
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47 import dwt.accessibility.AccessibleTextEvent; |
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48 import dwt.accessibility.AccessibleTextListener; |
| 58 | 49 import dwt.accessibility.SWTAccessibleDelegate; |
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50 |
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51 /** |
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52 * Instances of this class provide a bridge between application |
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53 * code and assistive technology clients. Many platforms provide |
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54 * default accessible behavior for most widgets, and this class |
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55 * allows that default behavior to be overridden. Applications |
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56 * can get the default Accessible object for a control by sending |
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57 * it <code>getAccessible</code>, and then add an accessible listener |
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58 * to override simple items like the name and help string, or they |
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59 * can add an accessible control listener to override complex items. |
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60 * As a rule of thumb, an application would only want to use the |
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61 * accessible control listener to implement accessibility for a |
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62 * custom control. |
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63 * |
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64 * @see Control#getAccessible |
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65 * @see AccessibleListener |
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66 * @see AccessibleEvent |
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67 * @see AccessibleControlListener |
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68 * @see AccessibleControlEvent |
| 45 | 69 * @see <a href="http://www.eclipse.org/swt/snippets/#accessibility">Accessibility snippets</a> |
| 70 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
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71 * |
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72 * @since 2.0 |
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73 */ |
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74 public class Accessible { |
| 123 | 75 |
| 58 | 76 static NSString[] baseAttributes; |
| 123 | 77 |
| 58 | 78 static NSString[] baseTextAttributes; |
| 45 | 79 |
| 58 | 80 static NSString[] baseParameterizedAttributes; |
| 45 | 81 |
| 123 | 82 |
| 45 | 83 NSMutableArray attributeNames = null; |
| 84 NSMutableArray parameterizedAttributeNames = null; | |
| 85 NSMutableArray actionNames = null; | |
| 123 | 86 |
| 58 | 87 AccessibleListener[] accessibleListeners; |
| 88 AccessibleControlListener[] accessibleControlListeners; | |
| 89 AccessibleTextListener[] accessibleTextListeners; | |
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90 Control control; |
| 123 | 91 |
| 58 | 92 HashMap!(int, SWTAccessibleDelegate) children; |
| 45 | 93 |
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94 this (Control control) { |
| 123 | 95 |
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96 this.control = control; |
| 58 | 97 |
| 98 baseAttributes = [ | |
| 99 OS.NSAccessibilityRoleAttribute, | |
| 100 OS.NSAccessibilityRoleDescriptionAttribute, | |
| 101 OS.NSAccessibilityHelpAttribute, | |
| 102 OS.NSAccessibilityFocusedAttribute, | |
| 103 OS.NSAccessibilityParentAttribute, | |
| 104 OS.NSAccessibilityChildrenAttribute, | |
| 105 OS.NSAccessibilityPositionAttribute, | |
| 106 OS.NSAccessibilitySizeAttribute, | |
| 107 OS.NSAccessibilityWindowAttribute, | |
| 108 OS.NSAccessibilityTopLevelUIElementAttribute | |
| 123 | 109 ]; |
| 58 | 110 |
| 111 baseTextAttributes = [ | |
| 112 OS.NSAccessibilityNumberOfCharactersAttribute, | |
| 113 OS.NSAccessibilitySelectedTextAttribute, | |
| 114 OS.NSAccessibilitySelectedTextRangeAttribute, | |
| 115 OS.NSAccessibilityInsertionPointLineNumberAttribute, | |
| 116 OS.NSAccessibilitySelectedTextRangesAttribute, | |
| 117 OS.NSAccessibilityVisibleCharacterRangeAttribute, | |
| 118 OS.NSAccessibilityValueAttribute | |
| 123 | 119 ]; |
| 58 | 120 |
| 121 baseParameterizedAttributes = [ | |
| 122 OS.NSAccessibilityStringForRangeParameterizedAttribute, | |
| 123 OS.NSAccessibilityRangeForLineParameterizedAttribute | |
| 123 | 124 ]; |
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125 } |
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126 |
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127 /** |
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128 * Invokes platform specific functionality to allocate a new accessible object. |
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129 * <p> |
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130 * <b>IMPORTANT:</b> This method is <em>not</em> part of the public |
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131 * API for <code>Accessible</code>. It is marked public only so that it |
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132 * can be shared within the packages provided by SWT. It is not |
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133 * available on all platforms, and should never be called from |
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134 * application code. |
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135 * </p> |
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136 * |
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137 * @param control the control to get the accessible object for |
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138 * @return the platform specific accessible object |
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139 */ |
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140 public static Accessible internal_new_Accessible(Control control) { |
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141 return new Accessible(control); |
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142 } |
| 123 | 143 |
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144 /** |
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145 * Adds the listener to the collection of listeners who will |
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146 * be notified when an accessible client asks for certain strings, |
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147 * such as name, description, help, or keyboard shortcut. The |
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148 * listener is notified by sending it one of the messages defined |
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149 * in the <code>AccessibleListener</code> interface. |
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150 * |
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151 * @param listener the listener that should be notified when the receiver |
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152 * is asked for a name, description, help, or keyboard shortcut string |
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153 * |
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154 * @exception IllegalArgumentException <ul> |
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155 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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156 * </ul> |
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157 * @exception DWTException <ul> |
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158 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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159 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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160 * </ul> |
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161 * |
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162 * @see AccessibleListener |
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163 * @see #removeAccessibleListener |
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164 */ |
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165 public void addAccessibleListener (AccessibleListener listener) { |
| 45 | 166 checkWidget(); |
| 167 if (listener is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); | |
| 168 accessibleListeners.addElement(listener); | |
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169 } |
| 123 | 170 |
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171 /** |
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172 * Adds the listener to the collection of listeners who will |
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173 * be notified when an accessible client asks for custom control |
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174 * specific information. The listener is notified by sending it |
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175 * one of the messages defined in the <code>AccessibleControlListener</code> |
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176 * interface. |
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177 * |
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178 * @param listener the listener that should be notified when the receiver |
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179 * is asked for custom control specific information |
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180 * |
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181 * @exception IllegalArgumentException <ul> |
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182 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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183 * </ul> |
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184 * @exception DWTException <ul> |
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185 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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186 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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187 * </ul> |
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188 * |
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189 * @see AccessibleControlListener |
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190 * @see #removeAccessibleControlListener |
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191 */ |
| 45 | 192 public void addAccessibleControlListener(AccessibleControlListener listener) { |
| 193 checkWidget(); | |
| 194 if (listener is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); | |
| 195 accessibleControlListeners.addElement(listener); | |
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196 } |
| 123 | 197 |
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198 /** |
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199 * Adds the listener to the collection of listeners who will |
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200 * be notified when an accessible client asks for custom text control |
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201 * specific information. The listener is notified by sending it |
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202 * one of the messages defined in the <code>AccessibleTextListener</code> |
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203 * interface. |
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204 * |
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205 * @param listener the listener that should be notified when the receiver |
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206 * is asked for custom text control specific information |
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207 * |
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208 * @exception IllegalArgumentException <ul> |
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209 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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210 * </ul> |
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211 * @exception DWTException <ul> |
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212 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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213 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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214 * </ul> |
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215 * |
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216 * @see AccessibleTextListener |
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217 * @see #removeAccessibleTextListener |
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218 * |
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219 * @since 3.0 |
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220 */ |
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221 public void addAccessibleTextListener (AccessibleTextListener listener) { |
| 45 | 222 checkWidget (); |
| 223 if (listener is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); | |
| 224 accessibleTextListeners.addElement (listener); | |
| 225 } | |
| 226 | |
| 58 | 227 public cocoa.id internal_accessibilityActionDescription(NSString action, int childID) { |
| 45 | 228 // TODO No action support for now. |
| 229 return NSString.stringWith(""); | |
| 230 } | |
| 123 | 231 |
| 45 | 232 public NSArray internal_accessibilityActionNames(int childID) { |
| 233 // The supported action list depends on the role played by the control. | |
| 234 AccessibleControlEvent event = new AccessibleControlEvent(this); | |
| 235 event.childID = childID; | |
| 236 event.detail = -1; | |
| 237 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
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238 AccessibleControlListener listener = elementAt(accessibleControlListeners, i); |
| 45 | 239 listener.getRole(event); |
| 240 } | |
| 123 | 241 |
| 45 | 242 // No accessible listener is overriding the role of the control, so let Cocoa return the default set for the control. |
| 243 if (event.detail is -1) { | |
| 244 return null; | |
| 245 } | |
| 246 | |
| 247 if ((childID is ACC.CHILDID_SELF) && (actionNames !is null)) { | |
| 248 return retainedAutoreleased(actionNames); | |
| 249 } | |
| 250 | |
| 251 NSMutableArray returnValue = NSMutableArray.arrayWithCapacity(5); | |
| 252 | |
| 253 switch (event.detail) { | |
| 123 | 254 case ACC.ROLE_PUSHBUTTON: |
| 255 case ACC.ROLE_RADIOBUTTON: | |
| 256 case ACC.ROLE_CHECKBUTTON: | |
| 257 case ACC.ROLE_TABITEM: | |
| 258 returnValue.addObject(OS.NSAccessibilityPressAction); | |
| 259 break; | |
| 45 | 260 } |
| 123 | 261 |
| 45 | 262 switch (event.detail) { |
| 123 | 263 case ACC.ROLE_COMBOBOX: |
| 264 returnValue.addObject(OS.NSAccessibilityConfirmAction); | |
| 265 break; | |
| 45 | 266 } |
| 123 | 267 |
| 268 | |
| 45 | 269 if (childID is ACC.CHILDID_SELF) { |
| 270 actionNames = returnValue; | |
| 271 actionNames.retain(); | |
| 272 return retainedAutoreleased(actionNames); | |
| 273 } else { | |
| 274 // Caller must retain if they want to hold on to it. | |
| 275 return returnValue; | |
| 276 } | |
| 277 } | |
| 123 | 278 |
| 45 | 279 public NSArray internal_accessibilityAttributeNames(int childID) { |
| 280 // The supported attribute set depends on the role played by the control. | |
| 281 // We may need to add or remove from the base set as needed. | |
| 282 AccessibleControlEvent event = new AccessibleControlEvent(this); | |
| 283 event.childID = childID; | |
| 284 event.detail = -1; | |
| 285 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 286 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 287 listener.getRole(event); |
| 288 } | |
| 123 | 289 |
| 45 | 290 // No accessible listener is overriding the role of the control, so let Cocoa |
| 291 // return the default set for the control. | |
| 292 if (event.detail is -1) | |
| 293 return null; | |
| 294 | |
| 295 if ((childID is ACC.CHILDID_SELF) && (attributeNames !is null)) { | |
| 296 return retainedAutoreleased(attributeNames); | |
| 297 } | |
| 298 | |
| 299 NSMutableArray returnValue = NSMutableArray.arrayWithCapacity(baseAttributes.length); | |
| 123 | 300 |
| 45 | 301 /* Add our list of supported attributes to the array. |
| 302 * Make sure each attribute name is not already in the array before appending. | |
| 303 */ | |
| 304 for (int i = 0; i < baseAttributes.length; i++) { | |
| 305 if (!returnValue.containsObject(baseAttributes[i])) { | |
| 306 returnValue.addObject(baseAttributes[i]); | |
| 307 } | |
| 308 } | |
| 309 | |
| 310 if (accessibleTextListeners.size() > 0) { | |
| 311 for (int i = 0; i < baseTextAttributes.length; i++) { | |
| 312 if (!returnValue.containsObject(baseTextAttributes[i])) { | |
| 313 returnValue.addObject(baseTextAttributes[i]); | |
| 314 } | |
| 315 } | |
| 316 } | |
| 317 | |
| 318 // The following are expected to have a value (AXValue) | |
| 319 switch (event.detail) { | |
| 123 | 320 case ACC.ROLE_CHECKBUTTON: |
| 321 case ACC.ROLE_RADIOBUTTON: | |
| 322 case ACC.ROLE_LABEL: | |
| 323 case ACC.ROLE_TABITEM: | |
| 324 case ACC.ROLE_TABFOLDER: | |
| 325 returnValue.addObject(OS.NSAccessibilityValueAttribute); | |
| 326 break; | |
| 45 | 327 } |
| 328 | |
| 329 // The following are expected to report their enabled status (AXEnabled) | |
| 330 switch (event.detail) { | |
| 123 | 331 case ACC.ROLE_CHECKBUTTON: |
| 332 case ACC.ROLE_RADIOBUTTON: | |
| 333 case ACC.ROLE_LABEL: | |
| 334 case ACC.ROLE_TABITEM: | |
| 335 case ACC.ROLE_PUSHBUTTON: | |
| 336 case ACC.ROLE_COMBOBOX: | |
| 337 returnValue.addObject(OS.NSAccessibilityEnabledAttribute); | |
| 338 break; | |
| 45 | 339 } |
| 340 | |
| 341 // The following are expected to report a title (AXTitle) | |
| 342 switch (event.detail) { | |
| 123 | 343 case ACC.ROLE_CHECKBUTTON: |
| 344 case ACC.ROLE_RADIOBUTTON: | |
| 345 case ACC.ROLE_PUSHBUTTON: | |
| 346 case ACC.ROLE_TABITEM: | |
| 347 returnValue.addObject(OS.NSAccessibilityTitleAttribute); | |
| 348 break; | |
| 45 | 349 } |
| 123 | 350 |
| 45 | 351 // Accessibility verifier says these attributes must be reported for combo boxes. |
| 352 if (event.detail is ACC.ROLE_COMBOBOX) { | |
| 353 returnValue.addObject(OS.NSAccessibilityExpandedAttribute); | |
| 354 } | |
| 355 | |
| 356 // Accessibility verifier says these attributes must be reported for tab folders. | |
| 357 if (event.detail is ACC.ROLE_TABFOLDER) { | |
| 358 returnValue.addObject(OS.NSAccessibilityContentsAttribute); | |
| 359 returnValue.addObject(OS.NSAccessibilityTabsAttribute); | |
| 360 } | |
| 123 | 361 |
| 45 | 362 /* |
| 363 * Only report back sub-roles when the DWT role maps to a sub-role. | |
| 364 */ | |
| 365 if (event.detail !is -1) { | |
| 366 String osRole = roleToOs(event.detail); | |
| 367 | |
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368 if (dwt.dwthelper.utils.indexOf(osRole, ':') is -1) |
| 45 | 369 returnValue.removeObject(OS.NSAccessibilitySubroleAttribute); |
| 370 } | |
| 123 | 371 |
| 45 | 372 /* |
| 373 * Children never return their own children, so remove that attribute. | |
| 374 */ | |
| 375 if (childID !is ACC.CHILDID_SELF) { | |
| 376 returnValue.removeObject(OS.NSAccessibilityChildrenAttribute); | |
| 377 } | |
| 378 | |
| 379 if (childID is ACC.CHILDID_SELF) { | |
| 380 attributeNames = returnValue; | |
| 381 attributeNames.retain(); | |
| 382 return retainedAutoreleased(attributeNames); | |
| 383 } else { | |
| 384 // Caller must retain if necessary. | |
| 385 return returnValue; | |
| 386 } | |
| 387 } | |
| 123 | 388 |
| 58 | 389 public cocoa.id internal_accessibilityAttributeValue(NSString attribute, int childID) { |
| 45 | 390 if (attribute.isEqualToString(OS.NSAccessibilityRoleAttribute)) return getRoleAttribute(childID); |
| 391 if (attribute.isEqualToString(OS.NSAccessibilitySubroleAttribute)) return getSubroleAttribute(childID); | |
| 392 if (attribute.isEqualToString(OS.NSAccessibilityRoleDescriptionAttribute)) return getRoleDescriptionAttribute(childID); | |
| 393 if (attribute.isEqualToString(OS.NSAccessibilityExpandedAttribute)) return getExpandedAttribute(childID); | |
| 394 if (attribute.isEqualToString(OS.NSAccessibilityHelpAttribute)) return getHelpAttribute(childID); | |
| 395 if (attribute.isEqualToString(OS.NSAccessibilityTitleAttribute)) return getTitleAttribute(childID); | |
| 396 if (attribute.isEqualToString(OS.NSAccessibilityValueAttribute)) return getValueAttribute(childID); | |
| 397 if (attribute.isEqualToString(OS.NSAccessibilityEnabledAttribute)) return getEnabledAttribute(childID); | |
| 398 if (attribute.isEqualToString(OS.NSAccessibilityFocusedAttribute)) return getFocusedAttribute(childID); | |
| 399 if (attribute.isEqualToString(OS.NSAccessibilityParentAttribute)) return getParentAttribute(childID); | |
| 400 if (attribute.isEqualToString(OS.NSAccessibilityChildrenAttribute)) return getChildrenAttribute(childID); | |
| 401 if (attribute.isEqualToString(OS.NSAccessibilityContentsAttribute)) return getChildrenAttribute(childID); | |
| 402 // FIXME: There's no specific API just for tabs, which won't include the buttons (if any.) | |
| 403 if (attribute.isEqualToString(OS.NSAccessibilityTabsAttribute)) return getTabsAttribute(childID); | |
| 404 if (attribute.isEqualToString(OS.NSAccessibilityWindowAttribute)) return getWindowAttribute(childID); | |
| 405 if (attribute.isEqualToString(OS.NSAccessibilityTopLevelUIElementAttribute)) return getTopLevelUIElementAttribute(childID); | |
| 406 if (attribute.isEqualToString(OS.NSAccessibilityPositionAttribute)) return getPositionAttribute(childID); | |
| 407 if (attribute.isEqualToString(OS.NSAccessibilitySizeAttribute)) return getSizeAttribute(childID); | |
| 408 if (attribute.isEqualToString(OS.NSAccessibilityDescriptionAttribute)) return getDescriptionAttribute(childID); | |
| 409 if (attribute.isEqualToString(OS.NSAccessibilityNumberOfCharactersAttribute)) return getNumberOfCharactersAttribute(childID); | |
| 410 if (attribute.isEqualToString(OS.NSAccessibilitySelectedTextAttribute)) return getSelectedTextAttribute(childID); | |
| 411 if (attribute.isEqualToString(OS.NSAccessibilitySelectedTextRangeAttribute)) return getSelectedTextRangeAttribute(childID); | |
| 412 if (attribute.isEqualToString(OS.NSAccessibilityInsertionPointLineNumberAttribute)) return getInsertionPointLineNumberAttribute(childID); | |
| 413 if (attribute.isEqualToString(OS.NSAccessibilitySelectedTextRangesAttribute)) return getSelectedTextRangesAttribute(childID); | |
| 414 if (attribute.isEqualToString(OS.NSAccessibilityVisibleCharacterRangeAttribute)) return getVisibleCharacterRangeAttribute(childID); | |
| 415 | |
| 416 // If this object don't know how to get the value it's up to the control itself to return an attribute value. | |
| 417 return null; | |
| 418 } | |
| 419 | |
| 59 | 420 public cocoa.id internal_accessibilityAttributeValue_forParameter(NSString attribute, cocoa.id parameter, int childID) { |
| 45 | 421 if (attribute.isEqualToString(OS.NSAccessibilityStringForRangeParameterizedAttribute)) return getStringForRangeAttribute(parameter, childID); |
| 422 if (attribute.isEqualToString(OS.NSAccessibilityRangeForLineParameterizedAttribute)) return getRangeForLineParameterizedAttribute(parameter, childID); | |
| 423 return null; | |
| 424 } | |
| 123 | 425 |
| 45 | 426 // Returns the UI Element that has the focus. You can assume that the search for the focus has already been narrowed down to the receiver. |
| 427 // Override this method to do a deeper search with a UIElement - e.g. a NSMatrix would determine if one of its cells has the focus. | |
| 58 | 428 public cocoa.id internal_accessibilityFocusedUIElement(int childID) { |
| 45 | 429 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 430 event.childID = ACC.CHILDID_MULTIPLE; // set to invalid value, to test if the application sets it in getFocus() | |
| 431 event.accessible = null; | |
| 432 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 433 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 434 listener.getFocus(event); |
| 435 } | |
| 436 | |
| 437 // The listener did not respond, so let Cocoa figure it out. | |
| 438 if (event.childID is ACC.CHILDID_MULTIPLE) | |
| 439 return null; | |
| 440 | |
| 441 /* The application can optionally answer an accessible. */ | |
| 442 if (event.accessible !is null) { | |
| 58 | 443 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(event.accessible.control.view.id)); |
| 45 | 444 } |
| 445 | |
| 446 /* Or the application can answer a valid child ID, including CHILDID_SELF and CHILDID_NONE. */ | |
| 447 if (event.childID is ACC.CHILDID_SELF || event.childID is ACC.CHILDID_NONE) { | |
| 58 | 448 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(control.view.id)); |
| 45 | 449 } |
| 123 | 450 |
| 58 | 451 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(childIDToOs(event.childID).id)); |
| 45 | 452 } |
| 123 | 453 |
| 45 | 454 // Returns the deepest descendant of the UIElement hierarchy that contains the point. |
| 455 // You can assume the point has already been determined to lie within the receiver. | |
| 456 // Override this method to do deeper hit testing within a UIElement - e.g. a NSMatrix would test its cells. The point is bottom-left relative screen coordinates. | |
| 58 | 457 public cocoa.id internal_accessibilityHitTest(NSPoint point, int childID) { |
| 45 | 458 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 58 | 459 event.x = cast(int) point.x; |
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460 dwt.widgets.Monitor.Monitor primaryMonitor = Display.getCurrent().getPrimaryMonitor(); |
| 58 | 461 event.y = cast(int) (primaryMonitor.getBounds().height - point.y); |
| 123 | 462 |
| 45 | 463 // Set an impossible value to determine if anything responded to the event. |
| 464 event.childID = ACC.CHILDID_MULTIPLE; | |
| 465 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 466 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 467 listener.getChildAtPoint(event); |
| 468 } | |
| 469 | |
| 470 // The listener did not respond, so let Cocoa figure it out. | |
| 471 if (event.childID is ACC.CHILDID_MULTIPLE) | |
| 472 return null; | |
| 473 | |
| 474 if (event.accessible !is null) { | |
| 58 | 475 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(event.accessible.control.view.id)); |
| 45 | 476 } |
| 123 | 477 |
| 45 | 478 if (event.childID is ACC.CHILDID_SELF || event.childID is ACC.CHILDID_NONE) { |
| 58 | 479 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(control.view.id)); |
| 45 | 480 } |
| 123 | 481 |
| 58 | 482 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(childIDToOs(event.childID).id)); |
| 45 | 483 } |
| 123 | 484 |
| 45 | 485 public bool internal_accessibilityIsAttributeSettable(NSString attribute, int childID) { |
| 486 return false; | |
| 487 } | |
| 123 | 488 |
| 45 | 489 // Return YES if the UIElement doesn't show up to the outside world - i.e. its parent should return the UIElement's children as its own - cutting the UIElement out. E.g. NSControls are ignored when they are single-celled. |
| 490 public bool internal_accessibilityIsIgnored(int childID) { | |
| 491 return false; | |
| 492 } | |
| 123 | 493 |
| 45 | 494 // parameterized attribute methods |
| 495 public NSArray internal_accessibilityParameterizedAttributeNames(int childID) { | |
| 123 | 496 |
| 45 | 497 if ((childID is ACC.CHILDID_SELF) && (parameterizedAttributeNames !is null)) { |
| 498 return retainedAutoreleased(parameterizedAttributeNames); | |
| 499 } | |
| 123 | 500 |
| 45 | 501 NSMutableArray returnValue = NSMutableArray.arrayWithCapacity(4); |
| 123 | 502 |
| 45 | 503 if (accessibleTextListeners.size() > 0) { |
| 504 for (int i = 0; i < baseParameterizedAttributes.length; i++) { | |
| 505 if (!returnValue.containsObject(baseParameterizedAttributes[i])) { | |
| 506 returnValue.addObject(baseParameterizedAttributes[i]); | |
| 507 } | |
| 508 } | |
| 123 | 509 |
| 45 | 510 } |
| 123 | 511 |
| 45 | 512 if (childID is ACC.CHILDID_SELF) { |
| 513 parameterizedAttributeNames = returnValue; | |
| 514 parameterizedAttributeNames.retain(); | |
| 515 return retainedAutoreleased(parameterizedAttributeNames); | |
| 516 } else { | |
| 517 // Caller must retain if they want to keep it. | |
| 518 return returnValue; | |
| 519 } | |
| 520 } | |
| 123 | 521 |
| 45 | 522 public void internal_accessibilityPerformAction(NSString action, int childID) { |
| 523 // TODO Auto-generated method stub | |
| 524 // No action support for now. | |
| 525 } | |
| 123 | 526 |
| 45 | 527 /** |
| 528 * Returns the control for this Accessible object. | |
| 529 * | |
| 530 * @return the receiver's control | |
| 531 * @since 3.0 | |
| 532 */ | |
| 533 public Control getControl() { | |
| 534 return control; | |
| 535 } | |
| 123 | 536 |
| 45 | 537 /** |
| 538 * Invokes platform specific functionality to dispose an accessible object. | |
| 539 * <p> | |
| 540 * <b>IMPORTANT:</b> This method is <em>not</em> part of the public | |
| 541 * API for <code>Accessible</code>. It is marked public only so that it | |
| 542 * can be shared within the packages provided by DWT. It is not | |
| 543 * available on all platforms, and should never be called from | |
| 544 * application code. | |
| 545 * </p> | |
| 546 */ | |
| 547 public void internal_dispose_Accessible() { | |
| 548 if (actionNames !is null) actionNames.release(); | |
| 549 actionNames = null; | |
| 550 if (attributeNames !is null) attributeNames.release(); | |
| 551 attributeNames = null; | |
| 552 if (parameterizedAttributeNames !is null) parameterizedAttributeNames.release(); | |
| 58 | 553 parameterizedAttributeNames = null; |
| 45 | 554 |
| 58 | 555 foreach (childDelegate ; children) |
| 123 | 556 childDelegate.internal_dispose_SWTAccessibleDelegate(); |
| 45 | 557 |
| 558 children.clear(); | |
| 559 } | |
| 560 | |
| 58 | 561 cocoa.id getExpandedAttribute(int childID) { |
| 45 | 562 // TODO: May need to expand the API so the combo box state can be reported. |
| 563 return NSNumber.numberWithBool(false); | |
| 564 } | |
| 123 | 565 |
| 58 | 566 cocoa.id getHelpAttribute (int childID) { |
| 567 cocoa.id returnValue = null; | |
| 45 | 568 AccessibleEvent event = new AccessibleEvent(this); |
| 569 event.childID = childID; | |
| 570 for (int i = 0; i < accessibleListeners.size(); i++) { | |
| 58 | 571 AccessibleListener listener = accessibleListeners.elementAt(i); |
| 45 | 572 listener.getHelp(event); |
| 573 } | |
| 574 | |
| 575 if (event.result !is null) { | |
| 576 returnValue = NSString.stringWith(event.result); | |
| 577 } | |
| 578 | |
| 579 return returnValue; | |
| 580 } | |
| 581 | |
| 582 NSString getRoleAttribute(int childID) { | |
| 583 NSString returnValue = null; | |
| 584 AccessibleControlEvent event = new AccessibleControlEvent(this); | |
| 585 event.childID = childID; | |
| 586 event.detail = -1; | |
| 587 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 588 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 589 listener.getRole(event); |
| 590 } | |
| 591 if (event.detail !is -1) { | |
| 592 String appRole = roleToOs (event.detail); | |
|
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593 int index = dwt.dwthelper.utils.indexOf(appRole, ':'); |
| 45 | 594 if (index !is -1) appRole = appRole.substring(0, index); |
| 595 returnValue = NSString.stringWith(appRole); | |
| 596 } | |
| 123 | 597 |
| 45 | 598 return returnValue; |
| 599 } | |
| 600 | |
| 58 | 601 cocoa.id getSubroleAttribute (int childID) { |
| 602 cocoa.id returnValue = null; | |
| 45 | 603 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 604 event.childID = childID; | |
| 605 event.detail = -1; | |
| 606 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 607 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 608 listener.getRole(event); |
| 609 } | |
| 610 if (event.detail !is -1) { | |
| 611 String appRole = roleToOs (event.detail); | |
|
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612 int index = dwt.dwthelper.utils.indexOf(appRole, ':'); |
| 45 | 613 if (index !is -1) { |
| 614 appRole = appRole.substring(index + 1); | |
| 615 returnValue = NSString.stringWith(appRole); | |
| 616 } | |
| 617 } | |
| 618 return returnValue; | |
| 619 } | |
| 620 | |
| 58 | 621 cocoa.id getRoleDescriptionAttribute (int childID) { |
| 622 cocoa.id returnValue = null; | |
| 45 | 623 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 624 event.childID = childID; | |
| 625 event.detail = -1; | |
| 626 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 627 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 628 listener.getRole(event); |
| 629 } | |
| 630 if (event.detail !is -1) { | |
| 631 String appRole = roleToOs (event.detail); | |
| 632 String appSubrole = null; | |
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633 int index = dwt.dwthelper.utils.indexOf(appRole, ':'); |
| 45 | 634 if (index !is -1) { |
| 635 appSubrole = appRole.substring(index + 1); | |
| 636 appRole = appRole.substring(0, index); | |
| 637 } | |
| 638 NSString nsAppRole = NSString.stringWith(appRole); | |
| 639 NSString nsAppSubrole = null; | |
| 640 | |
| 641 if (appSubrole !is null) nsAppSubrole = NSString.stringWith(appSubrole); | |
| 58 | 642 returnValue = new NSString(OS.NSAccessibilityRoleDescription (((nsAppRole !is null) ? nsAppRole.id : null), (nsAppSubrole !is null) ? nsAppSubrole.id : null)); |
| 45 | 643 } |
| 644 return returnValue; | |
| 645 } | |
| 646 | |
| 58 | 647 cocoa.id getTitleAttribute (int childID) { |
| 45 | 648 |
| 58 | 649 cocoa.id returnValue = null;//NSString.stringWith(""); |
| 45 | 650 |
| 651 /* | |
| 123 | 652 * Feature of the Macintosh. The text of a Label is returned in its value, |
| 653 * not its title, so ensure that the role is not Label before asking for the title. | |
| 654 */ | |
| 45 | 655 AccessibleControlEvent roleEvent = new AccessibleControlEvent(this); |
| 656 roleEvent.childID = childID; | |
| 657 roleEvent.detail = -1; | |
| 658 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 659 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 660 listener.getRole(roleEvent); |
| 661 } | |
| 662 if (roleEvent.detail !is ACC.ROLE_LABEL) { | |
| 663 AccessibleEvent event = new AccessibleEvent(this); | |
| 664 event.childID = childID; | |
| 665 event.result = null; | |
| 666 for (int i = 0; i < accessibleListeners.size(); i++) { | |
| 58 | 667 AccessibleListener listener = accessibleListeners.elementAt(i); |
| 45 | 668 listener.getName(event); |
| 669 } | |
| 670 | |
| 671 if (event.result !is null) | |
| 672 returnValue = NSString.stringWith(event.result); | |
| 673 } | |
| 674 return returnValue; | |
| 675 } | |
| 676 | |
| 58 | 677 cocoa.id getValueAttribute (int childID) { |
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678 cocoa.id returnValue = null; |
| 45 | 679 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 680 event.childID = childID; | |
| 681 event.detail = -1; | |
| 682 event.result = null; //TODO: could pass the OS value to the app | |
| 683 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 684 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 685 listener.getRole(event); |
| 686 listener.getValue(event); | |
| 687 } | |
| 688 int role = event.detail; | |
| 689 String value = event.result; | |
| 123 | 690 |
| 45 | 691 switch (role) { |
| 123 | 692 case ACC.ROLE_RADIOBUTTON: // 1 = on, 0 = off |
| 693 case ACC.ROLE_CHECKBUTTON: // 1 = checked, 0 = unchecked, 2 = mixed | |
| 694 case ACC.ROLE_SCROLLBAR: // numeric value representing the position of the scroller | |
| 695 case ACC.ROLE_SLIDER: // the value associated with the position of the slider thumb | |
| 696 case ACC.ROLE_PROGRESSBAR: // the value associated with the fill level of the progress bar | |
| 697 if (value !is null) { | |
| 698 try { | |
| 699 int number = Integer.parseInt(value); | |
| 700 returnValue = NSNumber.numberWithInt(number); | |
| 701 } catch (NumberFormatException ex) { | |
| 702 if (value.equalsIgnoreCase("true")) { | |
| 703 returnValue = NSNumber.numberWithBool(true); | |
| 704 } else if (value.equalsIgnoreCase("false")) { | |
| 705 returnValue = NSNumber.numberWithBool(false); | |
| 706 } | |
| 45 | 707 } |
| 123 | 708 } else { |
| 709 returnValue = NSNumber.numberWithBool(false); | |
| 710 } | |
| 711 break; | |
| 712 case ACC.ROLE_TABFOLDER: // the accessibility object representing the currently selected tab item | |
| 713 case ACC.ROLE_TABITEM: // 1 = selected, 0 = not selected | |
| 714 AccessibleControlEvent ace = new AccessibleControlEvent(this); | |
| 715 ace.childID = -4; | |
| 716 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 717 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); | |
| 718 listener.getSelection(ace); | |
| 45 | 719 } |
| 123 | 720 if (ace.childID >= ACC.CHILDID_SELF) { |
| 721 if (role is ACC.ROLE_TABITEM) { | |
| 722 returnValue = NSNumber.numberWithBool(ace.childID is childID); | |
| 723 } else { | |
| 724 returnValue = new cocoa.id(OS.NSAccessibilityUnignoredAncestor(childIDToOs(ace.childID).id)); | |
| 725 } | |
| 45 | 726 } else { |
| 123 | 727 returnValue = NSNumber.numberWithBool(false); |
| 45 | 728 } |
| 123 | 729 break; |
| 730 case ACC.ROLE_COMBOBOX: // text of the currently selected item | |
| 731 case ACC.ROLE_TEXT: // text in the text field | |
| 45 | 732 if (value !is null) returnValue = NSString.stringWith(value); |
| 123 | 733 break; |
| 734 case ACC.ROLE_LABEL: // text in the label | |
| 735 /* On a Mac, the 'value' of a label is the same as the 'name' of the label. */ | |
| 736 AccessibleEvent e = new AccessibleEvent(this); | |
| 737 e.childID = childID; | |
| 738 e.result = null; | |
| 739 for (int i = 0; i < accessibleListeners.size(); i++) { | |
| 740 AccessibleListener listener = accessibleListeners.elementAt(i); | |
| 741 listener.getName(e); | |
| 742 } | |
| 743 if (e.result !is null) { | |
| 744 returnValue = NSString.stringWith(e.result); | |
| 745 } else { | |
| 746 if (value !is null) returnValue = NSString.stringWith(value); | |
| 747 } | |
| 748 break; | |
| 45 | 749 } |
| 750 | |
| 751 return returnValue; | |
| 752 } | |
| 753 | |
| 58 | 754 cocoa.id getEnabledAttribute (int childID) { |
| 45 | 755 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 756 event.detail = -1; | |
| 757 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 758 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 759 listener.getState(event); |
| 760 } | |
| 123 | 761 |
| 45 | 762 return NSNumber.numberWithBool(control.isEnabled()); |
| 763 } | |
| 764 | |
| 58 | 765 cocoa.id getFocusedAttribute (int childID) { |
| 45 | 766 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 767 event.childID = ACC.CHILDID_MULTIPLE; // set to invalid value, to test if the application sets it in getFocus() | |
| 768 event.accessible = null; | |
| 769 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 770 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 771 listener.getFocus(event); |
| 772 } | |
| 123 | 773 |
| 45 | 774 /* The application can optionally answer an accessible. */ |
| 775 // FIXME: | |
| 123 | 776 // if (event.accessible !is null) { |
| 777 // bool hasFocus = (event.accessible.childID is childID) && (event.accessible.control is this.control); | |
| 778 // return NSNumber.numberWithBool(hasFocus); | |
| 779 // } | |
| 45 | 780 |
| 781 /* Or the application can answer a valid child ID, including CHILDID_SELF and CHILDID_NONE. */ | |
| 782 if (event.childID is ACC.CHILDID_SELF) { | |
| 783 bool hasFocus = (event.childID is childID); | |
| 784 return NSNumber.numberWithBool(hasFocus); | |
| 785 } | |
| 786 if (event.childID is ACC.CHILDID_NONE) { | |
| 787 return NSNumber.numberWithBool(false); | |
| 788 } | |
| 789 if (event.childID !is ACC.CHILDID_MULTIPLE) { | |
| 790 /* Other valid childID. */ | |
| 791 return NSNumber.numberWithBool(event.childID is childID); | |
| 792 } | |
| 123 | 793 |
| 45 | 794 // Invalid childID at this point means the application did not implement getFocus, so |
| 795 // let the default handler return the native focus. | |
| 796 bool hasFocus = (this.control.view.window().firstResponder() is control.view); | |
| 797 return NSNumber.numberWithBool(hasFocus); | |
| 798 } | |
| 799 | |
| 58 | 800 cocoa.id getParentAttribute (int childID) { |
| 45 | 801 // Returning null here means 'let Cocoa figure it out.' |
| 802 if (childID is ACC.CHILDID_SELF) | |
| 803 return null; | |
| 804 else | |
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805 return new cocoa.id(OS.NSAccessibilityUnignoredAncestor(control.view.id)); |
| 45 | 806 } |
| 807 | |
| 58 | 808 cocoa.id getChildrenAttribute (int childID) { |
| 809 cocoa.id returnValue = null; | |
| 45 | 810 if (childID is ACC.CHILDID_SELF) { |
| 811 AccessibleControlEvent event = new AccessibleControlEvent(this); | |
| 812 event.childID = childID; | |
| 813 event.detail = -1; // set to impossible value to test if app resets | |
| 814 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 815 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 816 listener.getChildCount(event); |
| 817 } | |
| 818 if (event.detail > 0) { | |
| 819 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 820 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 821 listener.getChildren(event); |
| 822 } | |
| 823 Object [] appChildren = event.children; | |
| 824 if (appChildren !is null && appChildren.length > 0) { | |
| 825 /* return an NSArray of NSAccessible objects. */ | |
| 826 NSMutableArray childArray = NSMutableArray.arrayWithCapacity(appChildren.length); | |
| 123 | 827 |
| 45 | 828 for (int i = 0; i < appChildren.length; i++) { |
| 829 Object child = appChildren[i]; | |
| 58 | 830 if (cast(Integer) child) { |
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831 cocoa.id accChild = childIDToOs((cast(Integer)child).intValue()); |
| 45 | 832 childArray.addObject(accChild); |
| 833 } else { | |
| 58 | 834 childArray.addObject((cast(Accessible)child).control.view); |
| 45 | 835 } |
| 836 } | |
| 123 | 837 |
| 58 | 838 returnValue = new cocoa.id(OS.NSAccessibilityUnignoredChildren(childArray.id)); |
| 45 | 839 } |
| 840 } | |
| 841 } else { | |
| 842 // Lightweight children have no children of their own. | |
| 843 // Don't return null if there are no children -- always return an empty array. | |
| 844 returnValue = NSArray.array(); | |
| 845 } | |
| 123 | 846 |
| 45 | 847 // Returning null here means we want the control itself to determine its children. If the accessible listener |
| 848 // implemented getChildCount/getChildren, references to those objects would have been returned above. | |
| 849 return returnValue; | |
| 850 } | |
| 851 | |
| 58 | 852 cocoa.id getTabsAttribute (int childID) { |
| 853 cocoa.id returnValue = null; | |
| 45 | 854 if (childID is ACC.CHILDID_SELF) { |
| 855 AccessibleControlEvent event = new AccessibleControlEvent(this); | |
| 856 event.childID = childID; | |
| 857 event.detail = -1; // set to impossible value to test if app resets | |
| 858 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 859 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 860 listener.getChildCount(event); |
| 861 } | |
| 862 if (event.detail > 0) { | |
| 863 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 864 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 865 listener.getChildren(event); |
| 866 } | |
| 867 Object [] appChildren = event.children; | |
| 868 if (appChildren !is null && appChildren.length > 0) { | |
| 869 /* return an NSArray of NSAccessible objects. */ | |
| 870 NSMutableArray childArray = NSMutableArray.arrayWithCapacity(appChildren.length); | |
| 123 | 871 |
| 45 | 872 for (int i = 0; i < appChildren.length; i++) { |
| 873 Object child = appChildren[i]; | |
| 58 | 874 if (cast(Integer)child) { |
| 875 int subChildID = (cast(Integer)child).intValue(); | |
| 45 | 876 event.childID = subChildID; |
| 877 event.detail = -1; | |
| 878 for (int j = 0; j < accessibleControlListeners.size(); j++) { | |
| 58 | 879 AccessibleControlListener listener = accessibleControlListeners.elementAt(j); |
| 45 | 880 listener.getRole(event); |
| 881 } | |
| 882 | |
| 883 if (event.detail is ACC.ROLE_TABITEM) { | |
| 58 | 884 cocoa.id accChild = childIDToOs((cast(Integer)child).intValue()); |
| 45 | 885 childArray.addObject(accChild); |
| 886 } | |
| 887 } else { | |
| 58 | 888 childArray.addObject((cast(Accessible)child).control.view); |
| 45 | 889 } |
| 890 } | |
| 123 | 891 |
| 58 | 892 returnValue = new cocoa.id(OS.NSAccessibilityUnignoredChildren(childArray.id)); |
| 45 | 893 } |
| 894 } | |
| 895 } else { | |
| 896 // Lightweight children have no children of their own. | |
| 897 // Don't return null if there are no children -- always return an empty array. | |
| 898 returnValue = NSArray.array(); | |
| 899 } | |
| 123 | 900 |
| 45 | 901 // Returning null here means we want the control itself to determine its children. If the accessible listener |
| 902 // implemented getChildCount/getChildren, references to those objects would have been returned above. | |
| 903 return returnValue; | |
| 904 } | |
| 905 | |
| 58 | 906 cocoa.id getWindowAttribute (int childID) { |
| 45 | 907 return control.view.window(); |
| 908 } | |
| 909 | |
| 58 | 910 cocoa.id getTopLevelUIElementAttribute (int childID) { |
| 45 | 911 return control.view.window(); |
| 912 } | |
| 913 | |
| 58 | 914 cocoa.id getPositionAttribute (int childID) { |
| 915 cocoa.id returnValue = null; | |
| 45 | 916 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 917 event.childID = childID; | |
| 918 event.width = -1; | |
| 919 | |
| 920 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 921 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 922 listener.getLocation(event); |
| 923 } | |
| 123 | 924 |
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925 dwt.widgets.Monitor.Monitor primaryMonitor = Display.getCurrent().getPrimaryMonitor(); |
| 45 | 926 |
| 58 | 927 NSPoint osPositionAttribute = NSPoint (); |
| 45 | 928 if (event.width !is -1) { |
| 929 // The point returned is the lower-left coordinate of the widget in lower-left relative screen coordinates. | |
| 930 osPositionAttribute.x = event.x; | |
| 931 osPositionAttribute.y = primaryMonitor.getBounds().height - event.y - event.height; | |
| 932 returnValue = NSValue.valueWithPoint(osPositionAttribute); | |
| 933 } else { | |
| 934 if (childID !is ACC.CHILDID_SELF) { | |
| 935 Point pt = null; | |
| 936 Rectangle location = control.getBounds(); | |
| 123 | 937 |
| 45 | 938 if (control.getParent() !is null) |
| 939 pt = control.getParent().toDisplay(location.x, location.y); | |
| 940 else | |
| 58 | 941 pt = (cast(Shell)control).toDisplay(location.x, location.y); |
| 123 | 942 |
| 45 | 943 osPositionAttribute.x = pt.x; |
| 944 osPositionAttribute.y = pt.y; | |
| 945 returnValue = NSValue.valueWithPoint(osPositionAttribute); | |
| 946 } | |
| 947 } | |
| 948 | |
| 949 return returnValue; | |
| 950 } | |
| 951 | |
| 58 | 952 cocoa.id getSizeAttribute (int childID) { |
| 953 cocoa.id returnValue = null; | |
| 45 | 954 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 955 event.childID = childID; | |
| 956 event.width = -1; | |
| 123 | 957 |
| 45 | 958 for (int i = 0; i < accessibleControlListeners.size(); i++) { |
| 58 | 959 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 960 listener.getLocation(event); |
| 961 } | |
| 123 | 962 |
| 58 | 963 NSSize controlSize = NSSize (); |
| 45 | 964 if (event.width !is -1) { |
| 965 controlSize.width = event.width; | |
| 966 controlSize.height = event.height; | |
| 967 returnValue = NSValue.valueWithSize(controlSize); | |
| 968 } else { | |
| 969 if (childID !is ACC.CHILDID_SELF) { | |
| 970 controlSize.width = controlSize.height = 0; | |
| 971 returnValue = NSValue.valueWithSize(controlSize); | |
| 972 } | |
| 973 } | |
| 974 | |
| 975 return returnValue; | |
| 976 } | |
| 977 | |
| 58 | 978 cocoa.id getDescriptionAttribute (int childID) { |
| 45 | 979 AccessibleEvent event = new AccessibleEvent(this); |
| 980 event.childID = childID; | |
| 981 event.result = null; | |
| 58 | 982 cocoa.id returnValue = null; |
| 45 | 983 for (int i = 0; i < accessibleListeners.size(); i++) { |
| 58 | 984 AccessibleListener listener = accessibleListeners.elementAt(i); |
| 45 | 985 listener.getDescription(event); |
| 986 } | |
| 123 | 987 |
| 45 | 988 returnValue = (event.result !is null ? NSString.stringWith(event.result) : null); |
| 123 | 989 |
| 45 | 990 // If no description was provided, try the name. |
| 991 if (returnValue is null) { | |
| 58 | 992 if (cast(Composite) control) returnValue = NSString.stringWith(""); |
| 45 | 993 } |
| 123 | 994 |
| 45 | 995 return returnValue; |
| 996 } | |
| 997 | |
| 58 | 998 cocoa.id getInsertionPointLineNumberAttribute (int childID) { |
| 999 cocoa.id returnValue = null; | |
| 45 | 1000 AccessibleControlEvent controlEvent = new AccessibleControlEvent(this); |
| 1001 controlEvent.childID = childID; | |
| 1002 controlEvent.result = null; | |
| 1003 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 1004 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 1005 listener.getValue(controlEvent); |
| 1006 } | |
| 1007 AccessibleTextEvent textEvent = new AccessibleTextEvent(this); | |
| 1008 textEvent.childID = childID; | |
| 1009 textEvent.offset = -1; | |
| 1010 for (int i = 0; i < accessibleTextListeners.size(); i++) { | |
| 58 | 1011 AccessibleTextListener listener = accessibleTextListeners.elementAt(i); |
| 45 | 1012 listener.getCaretOffset(textEvent); |
| 1013 } | |
| 1014 if (controlEvent.result !is null && textEvent.offset !is -1) { | |
| 1015 int lineNumber = lineNumberForOffset (controlEvent.result, textEvent.offset); | |
| 1016 returnValue = NSNumber.numberWithInt(lineNumber); | |
| 1017 } | |
| 1018 return returnValue; | |
| 1019 } | |
| 1020 | |
| 58 | 1021 cocoa.id getNumberOfCharactersAttribute (int childID) { |
| 1022 cocoa.id returnValue = null; | |
| 45 | 1023 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 1024 event.childID = childID; | |
| 1025 event.result = null; | |
| 1026 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 1027 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 1028 listener.getValue(event); |
| 1029 } | |
| 1030 String appValue = event.result; | |
| 1031 if (appValue !is null) { | |
| 1032 returnValue = NSNumber.numberWithInt(appValue.length()); | |
| 1033 } | |
| 1034 return returnValue; | |
| 1035 } | |
| 1036 | |
| 58 | 1037 cocoa.id getRangeForLineParameterizedAttribute (cocoa.id parameter, int childID) { |
| 1038 cocoa.id returnValue = null; | |
| 123 | 1039 |
| 45 | 1040 // The parameter is an NSNumber with the line number. |
| 1041 NSNumber lineNumberObj = new NSNumber(parameter.id); | |
| 1042 int lineNumber = lineNumberObj.intValue(); | |
|
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1043 System.out_.println("Line number = " ~ Integer.toString(lineNumber)); |
| 45 | 1044 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 1045 event.childID = childID; | |
| 1046 event.result = null; | |
| 1047 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 1048 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 1049 listener.getValue(event); |
| 1050 } | |
| 1051 if (event.result !is null) { | |
| 1052 NSRange range = rangeForLineNumber (lineNumber, event.result); | |
| 1053 if (range.location !is -1) { | |
| 1054 returnValue = NSValue.valueWithRange(range); | |
| 1055 } | |
| 1056 } | |
| 1057 return returnValue; | |
| 1058 } | |
| 1059 | |
| 58 | 1060 cocoa.id getSelectedTextAttribute (int childID) { |
| 1061 cocoa.id returnValue = NSString.stringWith(""); | |
| 45 | 1062 AccessibleTextEvent event = new AccessibleTextEvent(this); |
| 1063 event.childID = childID; | |
| 1064 event.offset = -1; | |
| 1065 event.length = -1; | |
| 1066 for (int i = 0; i < accessibleTextListeners.size(); i++) { | |
| 58 | 1067 AccessibleTextListener listener = accessibleTextListeners.elementAt(i); |
| 45 | 1068 listener.getSelectionRange(event); |
| 1069 } | |
| 1070 int offset = event.offset; | |
| 1071 int length = event.length; | |
| 1072 if (offset !is -1 && length !is -1 && length !is 0) { // TODO: do we need the && length !is 0 ? | |
| 1073 AccessibleControlEvent event2 = new AccessibleControlEvent(this); | |
| 1074 event2.childID = event.childID; | |
| 1075 event2.result = null; | |
| 1076 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 1077 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 1078 listener.getValue(event2); |
| 1079 } | |
| 1080 String appValue = event2.result; | |
| 1081 if (appValue !is null) { | |
| 1082 returnValue = NSString.stringWith(appValue.substring(offset, offset + length)); | |
| 1083 } | |
| 1084 } | |
| 1085 return returnValue; | |
| 1086 } | |
| 1087 | |
| 58 | 1088 cocoa.id getSelectedTextRangeAttribute (int childID) { |
| 1089 cocoa.id returnValue = null; | |
| 45 | 1090 AccessibleTextEvent event = new AccessibleTextEvent(this); |
| 1091 event.childID = childID; | |
| 1092 event.offset = -1; | |
| 1093 event.length = 0; | |
| 1094 for (int i = 0; i < accessibleTextListeners.size(); i++) { | |
| 58 | 1095 AccessibleTextListener listener = accessibleTextListeners.elementAt(i); |
| 45 | 1096 listener.getSelectionRange(event); |
| 1097 } | |
| 1098 if (event.offset !is -1) { | |
|
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1099 NSRange range = NSRange(); |
| 45 | 1100 range.location = event.offset; |
| 1101 range.length = event.length; | |
| 1102 returnValue = NSValue.valueWithRange(range); | |
| 1103 } | |
| 1104 return returnValue; | |
| 1105 } | |
| 1106 | |
| 58 | 1107 cocoa.id getStringForRangeAttribute (cocoa.id parameter, int childID) { |
| 1108 cocoa.id returnValue = null; | |
| 45 | 1109 |
| 1110 // Parameter is an NSRange wrapped in an NSValue. | |
| 1111 NSValue parameterObject = new NSValue(parameter.id); | |
| 1112 NSRange range = parameterObject.rangeValue(); | |
| 1113 AccessibleControlEvent event = new AccessibleControlEvent(this); | |
| 1114 event.childID = childID; | |
| 1115 event.result = null; | |
| 1116 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 1117 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 1118 listener.getValue(event); |
| 1119 } | |
| 1120 String appValue = event.result; | |
| 123 | 1121 |
| 45 | 1122 if (appValue !is null) { |
| 1123 returnValue = NSString.stringWith(appValue.substring(range.location, range.location + range.length)); | |
| 1124 } | |
| 123 | 1125 |
| 45 | 1126 return returnValue; |
| 1127 } | |
| 1128 | |
| 58 | 1129 cocoa.id getSelectedTextRangesAttribute (int childID) { |
| 45 | 1130 NSMutableArray returnValue = null; |
| 1131 AccessibleTextEvent event = new AccessibleTextEvent(this); | |
| 1132 event.childID = childID; | |
| 1133 event.offset = -1; | |
| 1134 event.length = 0; | |
| 1135 | |
| 1136 for (int i = 0; i < accessibleTextListeners.size(); i++) { | |
| 58 | 1137 AccessibleTextListener listener = accessibleTextListeners.elementAt(i); |
| 45 | 1138 listener.getSelectionRange(event); |
| 1139 } | |
| 1140 | |
| 1141 if (event.offset !is -1) { | |
| 1142 returnValue = NSMutableArray.arrayWithCapacity(1); | |
|
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1143 NSRange range = NSRange(); |
| 45 | 1144 range.location = event.offset; |
| 1145 range.length = event.length; | |
| 1146 returnValue.addObject(NSValue.valueWithRange(range)); | |
| 1147 } | |
| 1148 | |
| 1149 return returnValue; | |
| 1150 } | |
| 1151 | |
| 58 | 1152 cocoa.id getVisibleCharacterRangeAttribute (int childID) { |
| 45 | 1153 AccessibleControlEvent event = new AccessibleControlEvent(this); |
| 1154 event.childID = childID; | |
| 1155 event.result = null; | |
| 1156 for (int i = 0; i < accessibleControlListeners.size(); i++) { | |
| 58 | 1157 AccessibleControlListener listener = accessibleControlListeners.elementAt(i); |
| 45 | 1158 listener.getValue(event); |
| 1159 } | |
| 1160 | |
|
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|
1161 NSRange range = NSRange(); |
| 123 | 1162 |
| 45 | 1163 if (event.result !is null) { |
| 1164 range.location = 0; | |
| 1165 range.length = event.result.length(); | |
| 1166 } else { | |
| 1167 return null; | |
| 123 | 1168 // range.location = range.length = 0; |
| 45 | 1169 } |
| 123 | 1170 |
| 45 | 1171 return NSValue.valueWithRange(range); |
| 1172 } | |
| 123 | 1173 |
| 45 | 1174 int lineNumberForOffset (String text, int offset) { |
| 1175 int lineNumber = 1; | |
| 1176 int length = text.length(); | |
| 1177 for (int i = 0; i < offset; i++) { | |
| 1178 switch (text.charAt (i)) { | |
| 1179 case '\r': | |
| 1180 if (i + 1 < length) { | |
| 1181 if (text.charAt (i + 1) is '\n') ++i; | |
| 1182 } | |
| 1183 // FALL THROUGH | |
| 1184 case '\n': | |
| 1185 lineNumber++; | |
| 1186 } | |
| 1187 } | |
| 1188 return lineNumber; | |
| 1189 } | |
| 123 | 1190 |
| 45 | 1191 NSRange rangeForLineNumber (int lineNumber, String text) { |
|
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1192 NSRange range = NSRange(); |
| 45 | 1193 range.location = -1; |
| 1194 int line = 1; | |
| 1195 int count = 0; | |
| 1196 int length = text.length (); | |
| 1197 for (int i = 0; i < length; i++) { | |
| 1198 if (line is lineNumber) { | |
| 1199 if (count is 0) { | |
| 1200 range.location = i; | |
| 1201 } | |
| 1202 count++; | |
| 1203 } | |
| 1204 if (line > lineNumber) break; | |
| 1205 switch (text.charAt (i)) { | |
| 1206 case '\r': | |
| 1207 if (i + 1 < length && text.charAt (i + 1) is '\n') i++; | |
| 1208 // FALL THROUGH | |
| 1209 case '\n': | |
| 1210 line++; | |
| 1211 } | |
| 1212 } | |
| 1213 range.length = count; | |
| 1214 return range; | |
| 1215 } | |
| 123 | 1216 |
| 45 | 1217 /** |
| 1218 * Removes the listener from the collection of listeners who will | |
| 1219 * be notified when an accessible client asks for certain strings, | |
| 1220 * such as name, description, help, or keyboard shortcut. | |
| 1221 * | |
| 1222 * @param listener the listener that should no longer be notified when the receiver | |
| 1223 * is asked for a name, description, help, or keyboard shortcut string | |
| 1224 * | |
| 1225 * @exception IllegalArgumentException <ul> | |
| 1226 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 1227 * </ul> | |
| 1228 * @exception DWTException <ul> | |
| 1229 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> | |
| 1230 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> | |
| 1231 * </ul> | |
| 1232 * | |
| 1233 * @see AccessibleListener | |
| 1234 * @see #addAccessibleListener | |
| 1235 */ | |
| 1236 public void removeAccessibleListener(AccessibleListener listener) { | |
| 1237 checkWidget(); | |
| 1238 if (listener is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); | |
| 1239 accessibleListeners.removeElement(listener); | |
| 1240 } | |
| 123 | 1241 |
| 45 | 1242 /** |
| 1243 * Removes the listener from the collection of listeners who will | |
| 1244 * be notified when an accessible client asks for custom control | |
| 1245 * specific information. | |
| 1246 * | |
| 1247 * @param listener the listener that should no longer be notified when the receiver | |
| 1248 * is asked for custom control specific information | |
| 1249 * | |
| 1250 * @exception IllegalArgumentException <ul> | |
| 1251 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 1252 * </ul> | |
| 1253 * @exception DWTException <ul> | |
| 1254 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> | |
| 1255 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> | |
| 1256 * </ul> | |
| 1257 * | |
| 1258 * @see AccessibleControlListener | |
| 1259 * @see #addAccessibleControlListener | |
| 1260 */ | |
| 1261 public void removeAccessibleControlListener(AccessibleControlListener listener) { | |
| 1262 checkWidget(); | |
| 1263 if (listener is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); | |
| 1264 accessibleControlListeners.removeElement(listener); | |
|
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1265 } |
| 123 | 1266 |
|
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1267 /** |
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1268 * Removes the listener from the collection of listeners who will |
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1269 * be notified when an accessible client asks for custom text control |
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1270 * specific information. |
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1271 * |
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1272 * @param listener the listener that should no longer be notified when the receiver |
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1273 * is asked for custom text control specific information |
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1274 * |
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1275 * @exception IllegalArgumentException <ul> |
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1276 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
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1277 * </ul> |
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1278 * @exception DWTException <ul> |
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1279 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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1280 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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1281 * </ul> |
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1282 * |
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1283 * @see AccessibleTextListener |
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1284 * @see #addAccessibleTextListener |
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1285 * |
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1286 * @since 3.0 |
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1287 */ |
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1288 public void removeAccessibleTextListener (AccessibleTextListener listener) { |
| 45 | 1289 checkWidget (); |
| 1290 if (listener is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); | |
| 1291 accessibleTextListeners.removeElement (listener); | |
|
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1292 } |
| 123 | 1293 |
| 45 | 1294 static NSArray retainedAutoreleased(NSArray inObject) { |
| 58 | 1295 cocoa.id temp = inObject.retain(); |
| 1296 cocoa.id temp2 = (new NSObject(temp.id)).autorelease(); | |
| 45 | 1297 return new NSArray(temp2.id); |
|
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1298 } |
| 45 | 1299 |
|
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1300 /** |
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1301 * Sends a message to accessible clients that the child selection |
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1302 * within a custom container control has changed. |
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1303 * |
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1304 * @exception DWTException <ul> |
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1305 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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1306 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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1307 * </ul> |
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1308 * |
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1309 * @since 3.0 |
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1310 */ |
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1311 public void selectionChanged () { |
| 45 | 1312 checkWidget(); |
| 1313 OS.NSAccessibilityPostNotification(control.view.id, OS.NSAccessibilitySelectedChildrenChangedNotification.id); | |
| 1314 } | |
| 123 | 1315 |
| 45 | 1316 /** |
| 1317 * Sends a message to accessible clients indicating that the focus | |
| 1318 * has changed within a custom control. | |
| 1319 * | |
| 1320 * @param childID an identifier specifying a child of the control | |
| 1321 * | |
| 1322 * @exception DWTException <ul> | |
| 1323 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> | |
| 1324 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> | |
| 1325 * </ul> | |
| 1326 */ | |
| 1327 public void setFocus(int childID) { | |
| 1328 checkWidget(); | |
| 1329 OS.NSAccessibilityPostNotification(control.view.id, OS.NSAccessibilityFocusedUIElementChangedNotification.id); | |
|
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1330 } |
| 123 | 1331 |
|
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1332 /** |
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1333 * Sends a message to accessible clients that the text |
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1334 * caret has moved within a custom control. |
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1335 * |
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1336 * @param index the new caret index within the control |
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1337 * |
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1338 * @exception DWTException <ul> |
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1339 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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1340 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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1341 * </ul> |
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1342 * |
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1343 * @since 3.0 |
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1344 */ |
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1345 public void textCaretMoved (int index) { |
| 45 | 1346 checkWidget(); |
| 1347 OS.NSAccessibilityPostNotification(control.view.id, OS.NSAccessibilitySelectedTextChangedNotification.id); | |
|
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1348 } |
| 123 | 1349 |
|
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1350 /** |
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1351 * Sends a message to accessible clients that the text |
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1352 * within a custom control has changed. |
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1353 * |
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1354 * @param type the type of change, one of <code>ACC.NOTIFY_TEXT_INSERT</code> |
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1355 * or <code>ACC.NOTIFY_TEXT_DELETE</code> |
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1356 * @param startIndex the text index within the control where the insertion or deletion begins |
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1357 * @param length the non-negative length in characters of the insertion or deletion |
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1358 * |
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1359 * @exception DWTException <ul> |
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1360 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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1361 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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1362 * </ul> |
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1363 * |
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1364 * @see ACC#TEXT_INSERT |
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1365 * @see ACC#TEXT_DELETE |
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1366 * |
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1367 * @since 3.0 |
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1368 */ |
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1369 public void textChanged (int type, int startIndex, int length) { |
| 45 | 1370 checkWidget(); |
| 1371 OS.NSAccessibilityPostNotification(control.view.id, OS.NSAccessibilityValueChangedNotification.id); | |
|
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1372 } |
| 123 | 1373 |
|
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1374 /** |
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1375 * Sends a message to accessible clients that the text |
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1376 * selection has changed within a custom control. |
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1377 * |
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1378 * @exception DWTException <ul> |
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1379 * <li>ERROR_WIDGET_DISPOSED - if the receiver's control has been disposed</li> |
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1380 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver's control</li> |
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1381 * </ul> |
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1382 * |
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1383 * @since 3.0 |
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1384 */ |
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1385 public void textSelectionChanged () { |
| 45 | 1386 checkWidget(); |
| 1387 OS.NSAccessibilityPostNotification(control.view.id, OS.NSAccessibilitySelectedTextChangedNotification.id); | |
|
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1388 } |
| 45 | 1389 |
| 58 | 1390 cocoa.id childIDToOs(int childID) { |
| 45 | 1391 if (childID is ACC.CHILDID_SELF) { |
| 1392 return control.view; | |
| 1393 } | |
| 123 | 1394 |
| 45 | 1395 /* Check cache for childID, if found, return corresponding osChildID. */ |
|
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1396 SWTAccessibleDelegate childRef = children[childID]; |
| 45 | 1397 |
| 1398 if (childRef is null) { | |
| 1399 childRef = new SWTAccessibleDelegate(this, childID); | |
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1400 children.add(childID, childRef); |
| 45 | 1401 } |
| 1402 | |
| 1403 return childRef; | |
|
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1404 } |
| 123 | 1405 |
| 45 | 1406 NSString concatStringsAsRole(NSString str1, NSString str2) { |
| 1407 NSString returnValue = str1; | |
| 1408 returnValue = returnValue.stringByAppendingString(NSString.stringWith(":")); | |
| 1409 returnValue = returnValue.stringByAppendingString(str2); | |
| 1410 return returnValue; | |
| 1411 } | |
| 1412 | |
| 1413 String roleToOs(int role) { | |
| 1414 NSString nsReturnValue = null; //OS.NSAccessibilityUnknownRole; | |
| 1415 | |
| 1416 switch (role) { | |
| 1417 case ACC.ROLE_CLIENT_AREA: nsReturnValue = OS.NSAccessibilityGroupRole; break; | |
| 1418 case ACC.ROLE_WINDOW: nsReturnValue = OS.NSAccessibilityWindowRole; break; | |
| 1419 case ACC.ROLE_MENUBAR: nsReturnValue = OS.NSAccessibilityMenuBarRole; break; | |
| 1420 case ACC.ROLE_MENU: nsReturnValue = OS.NSAccessibilityMenuRole; break; | |
| 1421 case ACC.ROLE_MENUITEM: nsReturnValue = OS.NSAccessibilityMenuItemRole; break; | |
| 1422 case ACC.ROLE_SEPARATOR: nsReturnValue = OS.NSAccessibilitySplitterRole; break; | |
| 1423 case ACC.ROLE_TOOLTIP: nsReturnValue = OS.NSAccessibilityHelpTagRole; break; | |
| 1424 case ACC.ROLE_SCROLLBAR: nsReturnValue = OS.NSAccessibilityScrollBarRole; break; | |
| 1425 case ACC.ROLE_DIALOG: nsReturnValue = concatStringsAsRole(OS.NSAccessibilityWindowRole, OS.NSAccessibilityDialogSubrole); break; | |
| 1426 case ACC.ROLE_LABEL: nsReturnValue = OS.NSAccessibilityStaticTextRole; break; | |
| 1427 case ACC.ROLE_PUSHBUTTON: nsReturnValue = OS.NSAccessibilityButtonRole; break; | |
| 1428 case ACC.ROLE_CHECKBUTTON: nsReturnValue = OS.NSAccessibilityCheckBoxRole; break; | |
| 1429 case ACC.ROLE_RADIOBUTTON: nsReturnValue = OS.NSAccessibilityRadioButtonRole; break; | |
| 1430 case ACC.ROLE_COMBOBOX: nsReturnValue = OS.NSAccessibilityComboBoxRole; break; | |
| 1431 case ACC.ROLE_TEXT: { | |
| 1432 int style = control.getStyle(); | |
| 1433 | |
| 1434 if ((style & DWT.MULTI) !is 0) { | |
| 1435 nsReturnValue = OS.NSAccessibilityTextAreaRole; | |
| 1436 } else { | |
| 1437 nsReturnValue = OS.NSAccessibilityTextFieldRole; | |
| 1438 } | |
| 1439 | |
| 1440 break; | |
| 1441 } | |
| 1442 case ACC.ROLE_TOOLBAR: nsReturnValue = OS.NSAccessibilityToolbarRole; break; | |
| 1443 case ACC.ROLE_LIST: nsReturnValue = OS.NSAccessibilityOutlineRole; break; | |
| 1444 case ACC.ROLE_LISTITEM: nsReturnValue = OS.NSAccessibilityStaticTextRole; break; | |
| 1445 case ACC.ROLE_TABLE: nsReturnValue = OS.NSAccessibilityTableRole; break; | |
| 1446 case ACC.ROLE_TABLECELL: nsReturnValue = concatStringsAsRole(OS.NSAccessibilityRowRole, OS.NSAccessibilityTableRowSubrole); break; | |
| 1447 case ACC.ROLE_TABLECOLUMNHEADER: nsReturnValue = OS.NSAccessibilitySortButtonRole; break; | |
| 1448 case ACC.ROLE_TABLEROWHEADER: nsReturnValue = concatStringsAsRole(OS.NSAccessibilityRowRole, OS.NSAccessibilityTableRowSubrole); break; | |
| 1449 case ACC.ROLE_TREE: nsReturnValue = OS.NSAccessibilityOutlineRole; break; | |
| 1450 case ACC.ROLE_TREEITEM: nsReturnValue = concatStringsAsRole(OS.NSAccessibilityOutlineRole, OS.NSAccessibilityOutlineRowSubrole); break; | |
| 1451 case ACC.ROLE_TABFOLDER: nsReturnValue = OS.NSAccessibilityTabGroupRole; break; | |
| 1452 case ACC.ROLE_TABITEM: nsReturnValue = OS.NSAccessibilityRadioButtonRole; break; | |
| 1453 case ACC.ROLE_PROGRESSBAR: nsReturnValue = OS.NSAccessibilityProgressIndicatorRole; break; | |
| 1454 case ACC.ROLE_SLIDER: nsReturnValue = OS.NSAccessibilitySliderRole; break; | |
| 1455 case ACC.ROLE_LINK: nsReturnValue = OS.NSAccessibilityLinkRole; break; | |
| 1456 } | |
| 123 | 1457 |
| 45 | 1458 return nsReturnValue.getString(); |
|
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1459 } |
| 123 | 1460 |
| 45 | 1461 int osToRole(NSString osRole) { |
| 1462 if (osRole is null) return 0; | |
| 1463 if (osRole.isEqualToString(OS.NSAccessibilityWindowRole)) return ACC.ROLE_WINDOW; | |
| 1464 if (osRole.isEqualToString(OS.NSAccessibilityMenuBarRole)) return ACC.ROLE_MENUBAR; | |
| 1465 if (osRole.isEqualToString(OS.NSAccessibilityMenuRole)) return ACC.ROLE_MENU; | |
| 1466 if (osRole.isEqualToString(OS.NSAccessibilityMenuItemRole)) return ACC.ROLE_MENUITEM; | |
| 1467 if (osRole.isEqualToString(OS.NSAccessibilitySplitterRole)) return ACC.ROLE_SEPARATOR; | |
| 1468 if (osRole.isEqualToString(OS.NSAccessibilityHelpTagRole)) return ACC.ROLE_TOOLTIP; | |
| 1469 if (osRole.isEqualToString(OS.NSAccessibilityScrollBarRole)) return ACC.ROLE_SCROLLBAR; | |
| 1470 if (osRole.isEqualToString(OS.NSAccessibilityScrollAreaRole)) return ACC.ROLE_LIST; | |
| 1471 if (osRole.isEqualToString(concatStringsAsRole(OS.NSAccessibilityWindowRole, OS.NSAccessibilityDialogSubrole))) return ACC.ROLE_DIALOG; | |
| 1472 if (osRole.isEqualToString(concatStringsAsRole(OS.NSAccessibilityWindowRole, OS.NSAccessibilitySystemDialogSubrole))) return ACC.ROLE_DIALOG; | |
| 1473 if (osRole.isEqualToString(OS.NSAccessibilityStaticTextRole)) return ACC.ROLE_LABEL; | |
| 1474 if (osRole.isEqualToString(OS.NSAccessibilityButtonRole)) return ACC.ROLE_PUSHBUTTON; | |
| 1475 if (osRole.isEqualToString(OS.NSAccessibilityCheckBoxRole)) return ACC.ROLE_CHECKBUTTON; | |
| 1476 if (osRole.isEqualToString(OS.NSAccessibilityRadioButtonRole)) return ACC.ROLE_RADIOBUTTON; | |
| 1477 if (osRole.isEqualToString(OS.NSAccessibilityComboBoxRole)) return ACC.ROLE_COMBOBOX; | |
| 1478 if (osRole.isEqualToString(OS.NSAccessibilityTextFieldRole)) return ACC.ROLE_TEXT; | |
| 1479 if (osRole.isEqualToString(OS.NSAccessibilityTextAreaRole)) return ACC.ROLE_TEXT; | |
| 1480 if (osRole.isEqualToString(OS.NSAccessibilityToolbarRole)) return ACC.ROLE_TOOLBAR; | |
| 1481 if (osRole.isEqualToString(OS.NSAccessibilityListRole)) return ACC.ROLE_LIST; | |
| 1482 if (osRole.isEqualToString(OS.NSAccessibilityTableRole)) return ACC.ROLE_TABLE; | |
| 1483 if (osRole.isEqualToString(OS.NSAccessibilityColumnRole)) return ACC.ROLE_TABLECOLUMNHEADER; | |
| 1484 if (osRole.isEqualToString(concatStringsAsRole(OS.NSAccessibilityButtonRole, OS.NSAccessibilitySortButtonRole))) return ACC.ROLE_TABLECOLUMNHEADER; | |
| 1485 if (osRole.isEqualToString(concatStringsAsRole(OS.NSAccessibilityRowRole, OS.NSAccessibilityTableRowSubrole))) return ACC.ROLE_TABLEROWHEADER; | |
| 1486 if (osRole.isEqualToString(OS.NSAccessibilityOutlineRole)) return ACC.ROLE_TREE; | |
| 1487 if (osRole.isEqualToString(concatStringsAsRole(OS.NSAccessibilityOutlineRole, OS.NSAccessibilityOutlineRowSubrole))) return ACC.ROLE_TREEITEM; | |
| 1488 if (osRole.isEqualToString(OS.NSAccessibilityTabGroupRole)) return ACC.ROLE_TABFOLDER; | |
| 1489 if (osRole.isEqualToString(OS.NSAccessibilityProgressIndicatorRole)) return ACC.ROLE_PROGRESSBAR; | |
| 1490 if (osRole.isEqualToString(OS.NSAccessibilitySliderRole)) return ACC.ROLE_SLIDER; | |
| 1491 if (osRole.isEqualToString(OS.NSAccessibilityLinkRole)) return ACC.ROLE_LINK; | |
| 1492 return ACC.ROLE_CLIENT_AREA; | |
|
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1493 } |
| 45 | 1494 |
| 1495 /* checkWidget was copied from Widget, and rewritten to work in this package */ | |
| 1496 void checkWidget () { | |
| 1497 if (!isValidThread ()) DWT.error (DWT.ERROR_THREAD_INVALID_ACCESS); | |
| 1498 if (control.isDisposed ()) DWT.error (DWT.ERROR_WIDGET_DISPOSED); | |
| 1499 } | |
| 123 | 1500 |
| 45 | 1501 /* isValidThread was copied from Widget, and rewritten to work in this package */ |
| 1502 bool isValidThread () { | |
|
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1503 return control.getDisplay ().getThread () is Thread.getThis (); |
| 45 | 1504 } |
| 123 | 1505 |
|
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1506 } |