Mercurial > projects > dwt-mac
annotate dwt/widgets/IME.d @ 60:62202ce0039f
Updated and fixed many modules to 3.514
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Mon, 22 Dec 2008 15:10:19 +0100 |
| parents | 6309d49b16b7 |
| children | c74ba20de292 |
| rev | line source |
|---|---|
| 45 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2007, 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.widgets.IME; |
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15 |
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16 import dwt.DWT; |
| 45 | 17 import dwt.DWTException; |
| 18 import dwt.graphics.Color; | |
| 19 import dwt.graphics.Font; | |
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20 import dwt.graphics.TextStyle; |
| 45 | 21 import dwt.internal.cocoa.NSArray; |
| 22 import dwt.internal.cocoa.NSAttributedString; | |
| 23 import dwt.internal.cocoa.NSColor; | |
| 24 import dwt.internal.cocoa.NSDictionary; | |
| 25 import dwt.internal.cocoa.NSFont; | |
| 26 import dwt.internal.cocoa.NSMutableArray; | |
| 27 import dwt.internal.cocoa.NSNumber; | |
| 28 import dwt.internal.cocoa.NSPoint; | |
| 29 import dwt.internal.cocoa.NSRange; | |
| 30 import dwt.internal.cocoa.NSRect; | |
| 31 import dwt.internal.cocoa.NSString; | |
| 32 import dwt.internal.cocoa.NSView; | |
| 33 import dwt.internal.cocoa.OS; | |
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34 |
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35 import dwt.dwthelper.utils; |
| 55 | 36 import dwt.internal.c.Carbon; |
| 51 | 37 import dwt.internal.objc.cocoa.Cocoa; |
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38 import dwt.widgets.Canvas; |
| 55 | 39 import dwt.widgets.Caret; |
| 40 import dwt.widgets.Event; | |
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41 import dwt.widgets.Widget; |
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42 |
| 45 | 43 /** |
| 44 * Instances of this class represent input method editors. | |
| 45 * These are typically in-line pre-edit text areas that allow | |
| 46 * the user to compose characters from Far Eastern languages | |
| 47 * such as Japanese, Chinese or Korean. | |
| 48 * | |
| 49 * <dl> | |
| 50 * <dt><b>Styles:</b></dt> | |
| 51 * <dd>(none)</dd> | |
| 52 * <dt><b>Events:</b></dt> | |
| 53 * <dd>ImeComposition</dd> | |
| 54 * </dl> | |
| 55 * <p> | |
| 56 * IMPORTANT: This class is <em>not</em> intended to be subclassed. | |
| 57 * </p> | |
| 58 * | |
| 59 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
| 60 * | |
| 61 * @since 3.4 | |
| 62 */ | |
| 3 | 63 public class IME : Widget { |
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64 Canvas parent; |
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65 int caretOffset; |
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66 int startOffset; |
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67 int commitCount; |
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68 String text; |
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69 int [] ranges; |
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70 TextStyle [] styles; |
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71 |
| 45 | 72 static final int UNDERLINE_THICK = 1 << 16; |
| 73 | |
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74 /** |
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75 * Prevents uninitialized instances from being created outside the package. |
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76 */ |
| 5 | 77 this () { |
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78 } |
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79 |
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80 /** |
| 45 | 81 * Constructs a new instance of this class given its parent |
| 82 * and a style value describing its behavior and appearance. | |
| 83 * <p> | |
| 84 * The style value is either one of the style constants defined in | |
| 85 * class <code>DWT</code> which is applicable to instances of this | |
| 86 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 87 * (that is, using the <code>int</code> "|" operator) two or more | |
| 88 * of those <code>DWT</code> style constants. The class description | |
| 89 * lists the style constants that are applicable to the class. | |
| 90 * Style bits are also inherited from superclasses. | |
| 91 * </p> | |
| 92 * | |
| 93 * @param parent a canvas control which will be the parent of the new instance (cannot be null) | |
| 94 * @param style the style of control to construct | |
| 95 * | |
| 96 * @exception IllegalArgumentException <ul> | |
| 97 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 98 * </ul> | |
| 99 * @exception DWTException <ul> | |
| 100 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 101 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 102 * </ul> | |
| 103 * | |
| 104 * @see Widget#checkSubclass | |
| 105 * @see Widget#getStyle | |
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106 */ |
| 5 | 107 public this (Canvas parent, int style) { |
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108 super (parent, style); |
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109 this.parent = parent; |
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110 createWidget (); |
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111 } |
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112 |
| 51 | 113 objc.id attributedSubstringFromRange (objc.id id, objc.SEL sel, objc.id rangePtr) { |
| 45 | 114 Event event = new Event (); |
| 115 event.detail = DWT.COMPOSITION_SELECTION; | |
| 116 sendEvent (DWT.ImeComposition, event); | |
| 55 | 117 NSRange range = NSRange (); |
| 118 OS.memmove (&range, rangePtr, NSRange.sizeof); | |
| 119 int start = cast(int)/*64*/range.location; | |
| 120 int end = cast(int)/*64*/(range.location + range.length); | |
| 45 | 121 if (event.start <= start && start <= event.end && event.start <= end && end <= event.end) { |
| 122 NSString str = NSString.stringWith (event.text.substring(start - event.start, end - event.start)); | |
| 55 | 123 NSAttributedString attriStr = (cast(NSAttributedString)(new NSAttributedString()).alloc()).initWithString(str, null); |
| 45 | 124 attriStr.autorelease (); |
| 125 return attriStr.id; | |
| 126 } | |
| 51 | 127 return null; |
| 45 | 128 } |
| 129 | |
| 51 | 130 NSInteger characterIndexForPoint (objc.id id, objc.SEL sel, objc.id point) { |
| 45 | 131 if (!isInlineEnabled ()) return OS.NSNotFound; |
| 55 | 132 NSPoint pt = NSPoint (); |
| 133 OS.memmove (&pt, point, NSPoint.sizeof); | |
| 45 | 134 NSView view = parent.view; |
| 135 pt = view.window ().convertScreenToBase (pt); | |
| 136 pt = view.convertPoint_fromView_ (pt, null); | |
| 137 Event event = new Event (); | |
| 138 event.detail = DWT.COMPOSITION_OFFSET; | |
| 55 | 139 event.x = cast(int) pt.x; |
| 140 event.y = cast(int) pt.y; | |
| 45 | 141 sendEvent (DWT.ImeComposition, event); |
| 55 | 142 NSInteger offset = event.index + event.count; |
| 45 | 143 return offset !is -1 ? offset : OS.NSNotFound; |
| 144 } | |
| 145 | |
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146 void createWidget () { |
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147 text = ""; |
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148 startOffset = -1; |
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149 if (parent.getIME () is null) { |
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150 parent.setIME (this); |
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151 } |
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152 } |
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153 |
| 51 | 154 NSRect firstRectForCharacterRange(objc.id id, objc.SEL sel, objc.id range) { |
| 55 | 155 NSRect rect = NSRect (); |
| 45 | 156 Caret caret = parent.caret; |
| 157 if (caret !is null) { | |
| 158 NSView view = parent.view; | |
| 55 | 159 NSPoint pt = NSPoint (); |
| 45 | 160 pt.x = caret.x; |
| 161 pt.y = caret.y + caret.height; | |
| 162 pt = view.convertPoint_toView_ (pt, null); | |
| 163 pt = view.window ().convertBaseToScreen (pt); | |
| 164 rect.x = pt.x; | |
| 165 rect.y = pt.y; | |
| 166 rect.width = caret.width; | |
| 167 rect.height = caret.height; | |
| 168 } | |
| 169 return rect; | |
| 170 } | |
| 171 | |
| 172 /** | |
| 173 * Returns the offset of the caret from the start of the document. | |
| 174 * The caret is within the current composition. | |
| 175 * | |
| 176 * @return the caret offset | |
| 177 * | |
| 178 * @exception DWTException <ul> | |
| 179 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 180 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 181 * </ul> | |
| 182 */ | |
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183 public int getCaretOffset () { |
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184 checkWidget (); |
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185 return startOffset + caretOffset; |
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186 } |
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187 |
| 45 | 188 /** |
| 189 * Returns the commit count of the composition. This is the | |
| 190 * number of characters that have been composed. When the | |
| 191 * commit count is equal to the length of the composition | |
| 192 * text, then the in-line edit operation is complete. | |
| 193 * | |
| 194 * @return the commit count | |
| 195 * | |
| 196 * @exception DWTException <ul> | |
| 197 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 198 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 199 * </ul> | |
| 200 * | |
| 201 * @see IME#getText | |
| 202 */ | |
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203 public int getCommitCount () { |
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204 checkWidget (); |
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205 return commitCount; |
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206 } |
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207 |
| 45 | 208 /** |
| 209 * Returns the offset of the composition from the start of the document. | |
| 210 * This is the start offset of the composition within the document and | |
| 211 * in not changed by the input method editor itself during the in-line edit | |
| 212 * session. | |
| 213 * | |
| 214 * @return the offset of the composition | |
| 215 * | |
| 216 * @exception DWTException <ul> | |
| 217 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 218 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 219 * </ul> | |
| 220 */ | |
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221 public int getCompositionOffset () { |
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222 checkWidget (); |
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223 return startOffset; |
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224 } |
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225 |
| 45 | 226 /** |
| 227 * Returns the ranges for the style that should be applied during the | |
| 228 * in-line edit session. | |
| 229 * <p> | |
| 230 * The ranges array contains start and end pairs. Each pair refers to | |
| 231 * the corresponding style in the styles array. For example, the pair | |
| 232 * that starts at ranges[n] and ends at ranges[n+1] uses the style | |
| 233 * at styles[n/2] returned by <code>getStyles()</code>. | |
| 234 * </p> | |
| 235 * @return the ranges for the styles | |
| 236 * | |
| 237 * @exception DWTException <ul> | |
| 238 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 239 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 240 * </ul> | |
| 241 * | |
| 242 * @see IME#getStyles | |
| 243 */ | |
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244 public int [] getRanges () { |
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245 checkWidget (); |
| 45 | 246 if (ranges is null) return new int [0]; |
| 247 int [] result = new int [ranges.length]; | |
| 248 for (int i = 0; i < result.length; i++) { | |
| 249 result [i] = ranges [i] + startOffset; | |
| 250 } | |
| 251 return result; | |
| 252 } | |
| 253 | |
| 254 /** | |
| 255 * Returns the styles for the ranges. | |
| 256 * <p> | |
| 257 * The ranges array contains start and end pairs. Each pair refers to | |
| 258 * the corresponding style in the styles array. For example, the pair | |
| 259 * that starts at ranges[n] and ends at ranges[n+1] uses the style | |
| 260 * at styles[n/2]. | |
| 261 * </p> | |
| 262 * | |
| 263 * @return the ranges for the styles | |
| 264 * | |
| 265 * @exception DWTException <ul> | |
| 266 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 267 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 268 * </ul> | |
| 269 * | |
| 270 * @see IME#getRanges | |
| 271 */ | |
| 272 public TextStyle [] getStyles () { | |
| 273 checkWidget (); | |
| 274 if (styles is null) return new TextStyle [0]; | |
| 275 TextStyle [] result = new TextStyle [styles.length]; | |
| 276 System.arraycopy (styles, 0, result, 0, styles.length); | |
| 277 return result; | |
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278 } |
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279 |
| 45 | 280 TextStyle getStyle (NSDictionary attribs) { |
| 281 NSArray keys = attribs.allKeys (); | |
| 55 | 282 NSUInteger count = keys.count (); |
| 45 | 283 TextStyle style = new TextStyle (); |
| 55 | 284 for (NSUInteger j = 0; j < count; j++) { |
| 45 | 285 NSString key = new NSString (keys.objectAtIndex (j)); |
| 286 if (key.isEqualTo (OS.NSBackgroundColorAttributeName)) { | |
| 55 | 287 NSColor color = (new NSColor (attribs.objectForKey (key))).colorUsingColorSpaceName (OS.NSCalibratedRGBColorSpace); |
| 288 CGFloat [] rgbColor = [color.redComponent(), color.greenComponent(), color.blueComponent(), color.alphaComponent()]; | |
| 45 | 289 style.background = Color.cocoa_new (display, rgbColor); |
| 290 } else if (key.isEqualTo (OS.NSForegroundColorAttributeName)) { | |
| 55 | 291 NSColor color = (new NSColor (attribs.objectForKey (key))).colorUsingColorSpaceName (OS.NSCalibratedRGBColorSpace); |
| 292 CGFloat [] rgbColor = [color.redComponent(), color.greenComponent(), color.blueComponent(), color.alphaComponent()]; | |
| 45 | 293 style.foreground = Color.cocoa_new (display, rgbColor); |
| 294 } else if (key.isEqualTo (OS.NSUnderlineColorAttributeName)) { | |
| 55 | 295 NSColor color = (new NSColor (attribs.objectForKey (key))).colorUsingColorSpaceName (OS.NSCalibratedRGBColorSpace); |
| 296 CGFloat [] rgbColor = [color.redComponent(), color.greenComponent(), color.blueComponent(), color.alphaComponent()]; | |
| 45 | 297 style.underlineColor = Color.cocoa_new (display, rgbColor); |
| 298 } else if (key.isEqualTo (OS.NSUnderlineStyleAttributeName)) { | |
| 299 NSNumber value = new NSNumber (attribs.objectForKey (key)); | |
| 300 switch (value.intValue ()) { | |
| 301 case OS.NSUnderlineStyleSingle: style.underlineStyle = DWT.UNDERLINE_SINGLE; break; | |
| 302 case OS.NSUnderlineStyleDouble: style.underlineStyle = DWT.UNDERLINE_DOUBLE; break; | |
| 303 case OS.NSUnderlineStyleThick: style.underlineStyle = UNDERLINE_THICK; break; | |
| 55 | 304 default: |
| 305 assert(false); | |
| 45 | 306 } |
| 307 style.underline = value.intValue () !is OS.NSUnderlineStyleNone; | |
| 308 } else if (key.isEqualTo (OS.NSStrikethroughColorAttributeName)) { | |
| 55 | 309 NSColor color = (new NSColor (attribs.objectForKey (key))).colorUsingColorSpaceName (OS.NSCalibratedRGBColorSpace); |
| 310 CGFloat [] rgbColor = [color.redComponent(), color.greenComponent(), color.blueComponent(), color.alphaComponent()]; | |
| 45 | 311 style.strikeoutColor = Color.cocoa_new (display, rgbColor); |
| 312 } else if (key.isEqualTo (OS.NSStrikethroughStyleAttributeName)) { | |
| 313 NSNumber value = new NSNumber (attribs.objectForKey (key)); | |
| 314 style.strikeout = value.intValue () !is OS.NSUnderlineStyleNone; | |
| 315 } else if (key.isEqualTo (OS.NSFontAttributeName)) { | |
| 316 NSFont font = new NSFont (attribs.objectForKey (key)); | |
| 317 style.font = Font.cocoa_new (display, font); | |
| 318 } | |
| 319 } | |
| 320 return style; | |
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321 } |
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322 |
| 45 | 323 /** |
| 324 * Returns the composition text. | |
| 325 * <p> | |
| 326 * The text for an IME is the characters in the widget that | |
| 327 * are in the current composition. When the commit count is | |
| 328 * equal to the length of the composition text, then the | |
| 329 * in-line edit operation is complete. | |
| 330 * </p> | |
| 331 * | |
| 332 * @return the widget text | |
| 333 * | |
| 334 * @exception DWTException <ul> | |
| 335 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 336 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 337 * </ul> | |
| 338 */ | |
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339 public String getText () { |
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340 checkWidget (); |
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341 return text; |
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342 } |
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343 |
| 45 | 344 /** |
| 345 * Returns <code>true</code> if the caret should be wide, and | |
| 346 * <code>false</code> otherwise. In some languages, for example | |
| 347 * Korean, the caret is typically widened to the width of the | |
| 348 * current character in the in-line edit session. | |
| 349 * | |
| 350 * @return the wide caret state | |
| 351 * | |
| 352 * @exception DWTException <ul> | |
| 353 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 354 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 355 * </ul> | |
| 356 */ | |
|
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357 public bool getWideCaret() { |
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358 return false; |
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359 } |
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360 |
| 51 | 361 bool hasMarkedText (objc.id id, objc.SEL sel) { |
| 45 | 362 return text.length () !is 0; |
| 363 } | |
| 364 | |
| 51 | 365 bool insertText (objc.id id, objc.SEL sel, objc.id string) { |
| 45 | 366 if (startOffset is -1) return true; |
| 367 NSString str = new NSString (string); | |
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368 if (str.isKindOfClass (cast(objc.Class) OS.objc_getClass ("NSAttributedString"))) { |
| 51 | 369 str = (new NSAttributedString (string)).string (); |
| 45 | 370 } |
| 51 | 371 NSUInteger length = str.length (); |
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372 NSUInteger end = startOffset + text.length; |
| 45 | 373 ranges = null; |
| 374 styles = null; | |
| 375 caretOffset = commitCount = length; | |
| 376 Event event = new Event (); | |
| 377 event.detail = DWT.COMPOSITION_CHANGED; | |
| 378 event.start = startOffset; | |
| 379 event.end = end; | |
| 380 event.text = text = str.getString(); | |
| 381 sendEvent (DWT.ImeComposition, event); | |
| 382 text = ""; | |
| 383 caretOffset = commitCount = 0; | |
| 384 startOffset = -1; | |
| 385 return event.doit; | |
| 386 } | |
| 387 | |
| 388 bool isInlineEnabled () { | |
| 389 return hooks (DWT.ImeComposition); | |
| 390 } | |
| 391 | |
| 51 | 392 NSRange markedRange (objc.id id, objc.SEL sel) { |
| 45 | 393 if (startOffset is -1) { |
| 394 Event event = new Event (); | |
| 395 event.detail = DWT.COMPOSITION_SELECTION; | |
| 396 sendEvent (DWT.ImeComposition, event); | |
| 397 startOffset = event.start; | |
| 398 } | |
| 55 | 399 NSRange range = NSRange (); |
| 45 | 400 range.location = startOffset; |
| 401 range.length = text.length (); | |
| 402 return range; | |
| 403 } | |
| 404 | |
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405 void releaseParent () { |
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406 super.releaseParent (); |
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407 if (this is parent.getIME ()) parent.setIME (null); |
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408 } |
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409 |
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410 void releaseWidget () { |
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411 super.releaseWidget (); |
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412 parent = null; |
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413 text = null; |
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414 styles = null; |
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415 ranges = null; |
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416 } |
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417 |
| 51 | 418 NSRange selectedRange (objc.id id, objc.SEL sel) { |
| 45 | 419 Event event = new Event (); |
| 420 event.detail = DWT.COMPOSITION_SELECTION; | |
| 421 sendEvent (DWT.ImeComposition, event); | |
| 55 | 422 NSRange range = NSRange (); |
| 45 | 423 range.location = event.start; |
| 424 range.length = event.text.length (); | |
| 425 return range; | |
|
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426 } |
| 45 | 427 |
| 428 /** | |
| 429 * Sets the offset of the composition from the start of the document. | |
| 430 * This is the start offset of the composition within the document and | |
| 431 * in not changed by the input method editor itself during the in-line edit | |
| 432 * session but may need to be changed by clients of the IME. For example, | |
| 433 * if during an in-line edit operation, a text editor inserts characters | |
| 434 * above the IME, then the IME must be informed that the composition | |
| 435 * offset has changed. | |
| 436 * | |
| 437 * @return the offset of the composition | |
| 438 * | |
| 439 * @exception DWTException <ul> | |
| 440 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 441 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 442 * </ul> | |
| 443 */ | |
| 444 public void setCompositionOffset (int offset) { | |
| 445 checkWidget (); | |
| 446 if (offset < 0) return; | |
| 447 if (startOffset !is -1) { | |
| 448 startOffset = offset; | |
| 449 } | |
| 450 } | |
| 451 | |
| 51 | 452 bool setMarkedText_selectedRange (objc.id id, objc.SEL sel, objc.id string, objc.id selRange) { |
| 45 | 453 if (!isInlineEnabled ()) return true; |
| 454 ranges = null; | |
| 455 styles = null; | |
| 456 caretOffset = commitCount = 0; | |
| 457 int end = startOffset + text.length (); | |
| 458 if (startOffset is -1) { | |
| 459 Event event = new Event (); | |
| 460 event.detail = DWT.COMPOSITION_SELECTION; | |
| 461 sendEvent (DWT.ImeComposition, event); | |
| 462 startOffset = event.start; | |
| 463 end = event.end; | |
| 464 } | |
| 465 NSString str = new NSString (string); | |
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466 if (str.isKindOfClass (cast(objc.Class) OS.objc_getClass ("NSAttributedString"))) { |
| 45 | 467 NSAttributedString attribStr = new NSAttributedString (string); |
| 468 str = attribStr.string (); | |
| 55 | 469 NSUInteger length = str.length (); |
| 45 | 470 styles = new TextStyle [length]; |
| 471 ranges = new int [length * 2]; | |
| 55 | 472 NSRange rangeLimit = NSRange (), effectiveRange = NSRange (); |
| 45 | 473 rangeLimit.length = length; |
| 474 int rangeCount = 0; | |
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475 NSRangePointer ptr = cast(NSRangePointer) OS.malloc (NSRange.sizeof); |
| 55 | 476 for (NSUInteger i = 0; i < length;) { |
| 45 | 477 NSDictionary attribs = attribStr.attributesAtIndex(i, ptr, rangeLimit); |
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478 OS.memmove (&effectiveRange, ptr, NSRange.sizeof); |
| 55 | 479 i = effectiveRange.location + effectiveRange.length; |
| 480 ranges [rangeCount * 2] = cast(int)/*64*/effectiveRange.location; | |
| 481 ranges [rangeCount * 2 + 1] = cast(int)/*64*/(effectiveRange.location + effectiveRange.length - 1); | |
| 45 | 482 styles [rangeCount++] = getStyle (attribs); |
| 483 } | |
| 484 OS.free (ptr); | |
| 485 if (rangeCount !is styles.length) { | |
| 486 TextStyle [] newStyles = new TextStyle [rangeCount]; | |
| 487 System.arraycopy (styles, 0, newStyles, 0, newStyles.length); | |
| 488 styles = newStyles; | |
| 489 int [] newRanges = new int [rangeCount * 2]; | |
| 490 System.arraycopy (ranges, 0, newRanges, 0, newRanges.length); | |
| 491 ranges = newRanges; | |
| 492 } | |
| 493 } | |
| 55 | 494 NSUInteger length = str.length (); |
| 45 | 495 if (ranges is null && length > 0) { |
| 55 | 496 styles = [getStyle (display.markedAttributes)]; |
| 497 ranges = [0, length - 1]; | |
| 45 | 498 } |
| 55 | 499 NSRange range = NSRange (); |
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500 OS.memmove (&range, selRange, NSRange.sizeof); |
| 55 | 501 caretOffset = cast(int)/*64*/range.location; |
| 45 | 502 Event event = new Event (); |
| 503 event.detail = DWT.COMPOSITION_CHANGED; | |
| 504 event.start = startOffset; | |
| 505 event.end = end; | |
| 506 event.text = text = str.getString(); | |
| 507 sendEvent (DWT.ImeComposition, event); | |
| 508 return true; | |
| 509 } | |
| 510 | |
| 51 | 511 objc.id validAttributesForMarkedText (objc.id id, objc.SEL sel) { |
| 45 | 512 NSMutableArray attribs = NSMutableArray.arrayWithCapacity (6); |
| 51 | 513 attribs.addObject (new NSString (OS.NSForegroundColorAttributeName_ )); |
| 514 attribs.addObject (new NSString (OS.NSBackgroundColorAttributeName_ )); | |
| 515 attribs.addObject (new NSString (OS.NSUnderlineStyleAttributeName_ )); | |
| 516 attribs.addObject (new NSString (OS.NSUnderlineColorAttributeName_ )); | |
| 517 attribs.addObject (new NSString (OS.NSStrikethroughStyleAttributeName_ )); | |
| 518 attribs.addObject (new NSString (OS.NSStrikethroughColorAttributeName_ )); | |
| 45 | 519 return attribs.id; |
| 520 } | |
| 521 | |
| 522 } |