Mercurial > projects > dwt-addons
annotate dwtx/jface/text/PaintManager.d @ 160:3678e4f1a766
toHash, toString
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Wed, 27 Aug 2008 02:07:22 +0200 |
| parents | f70d9508c95c |
| children | 1a5b8f8129df |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2005 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module dwtx.jface.text.PaintManager; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.IDocumentPartitioningListener; // packageimport |
| 16 import dwtx.jface.text.DefaultTextHover; // packageimport | |
| 17 import dwtx.jface.text.AbstractInformationControl; // packageimport | |
| 18 import dwtx.jface.text.TextUtilities; // packageimport | |
| 19 import dwtx.jface.text.IInformationControlCreatorExtension; // packageimport | |
| 20 import dwtx.jface.text.AbstractInformationControlManager; // packageimport | |
| 21 import dwtx.jface.text.ITextViewerExtension2; // packageimport | |
| 22 import dwtx.jface.text.IDocumentPartitioner; // packageimport | |
| 23 import dwtx.jface.text.DefaultIndentLineAutoEditStrategy; // packageimport | |
| 24 import dwtx.jface.text.ITextSelection; // packageimport | |
| 25 import dwtx.jface.text.Document; // packageimport | |
| 26 import dwtx.jface.text.FindReplaceDocumentAdapterContentProposalProvider; // packageimport | |
| 27 import dwtx.jface.text.ITextListener; // packageimport | |
| 28 import dwtx.jface.text.BadPartitioningException; // packageimport | |
| 29 import dwtx.jface.text.ITextViewerExtension5; // packageimport | |
| 30 import dwtx.jface.text.IDocumentPartitionerExtension3; // packageimport | |
| 31 import dwtx.jface.text.IUndoManager; // packageimport | |
| 32 import dwtx.jface.text.ITextHoverExtension2; // packageimport | |
| 33 import dwtx.jface.text.IRepairableDocument; // packageimport | |
| 34 import dwtx.jface.text.IRewriteTarget; // packageimport | |
| 35 import dwtx.jface.text.DefaultPositionUpdater; // packageimport | |
| 36 import dwtx.jface.text.RewriteSessionEditProcessor; // packageimport | |
| 37 import dwtx.jface.text.TextViewerHoverManager; // packageimport | |
| 38 import dwtx.jface.text.DocumentRewriteSession; // packageimport | |
| 39 import dwtx.jface.text.TextViewer; // packageimport | |
| 40 import dwtx.jface.text.ITextViewerExtension8; // packageimport | |
| 41 import dwtx.jface.text.RegExMessages; // packageimport | |
| 42 import dwtx.jface.text.IDelayedInputChangeProvider; // packageimport | |
| 43 import dwtx.jface.text.ITextOperationTargetExtension; // packageimport | |
| 44 import dwtx.jface.text.IWidgetTokenOwner; // packageimport | |
| 45 import dwtx.jface.text.IViewportListener; // packageimport | |
| 46 import dwtx.jface.text.GapTextStore; // packageimport | |
| 47 import dwtx.jface.text.MarkSelection; // packageimport | |
| 48 import dwtx.jface.text.IDocumentPartitioningListenerExtension; // packageimport | |
| 49 import dwtx.jface.text.IDocumentAdapterExtension; // packageimport | |
| 50 import dwtx.jface.text.IInformationControlExtension; // packageimport | |
| 51 import dwtx.jface.text.IDocumentPartitioningListenerExtension2; // packageimport | |
| 52 import dwtx.jface.text.DefaultDocumentAdapter; // packageimport | |
| 53 import dwtx.jface.text.ITextViewerExtension3; // packageimport | |
| 54 import dwtx.jface.text.IInformationControlCreator; // packageimport | |
| 55 import dwtx.jface.text.TypedRegion; // packageimport | |
| 56 import dwtx.jface.text.ISynchronizable; // packageimport | |
| 57 import dwtx.jface.text.IMarkRegionTarget; // packageimport | |
| 58 import dwtx.jface.text.TextViewerUndoManager; // packageimport | |
| 59 import dwtx.jface.text.IRegion; // packageimport | |
| 60 import dwtx.jface.text.IInformationControlExtension2; // packageimport | |
| 61 import dwtx.jface.text.IDocumentExtension4; // packageimport | |
| 62 import dwtx.jface.text.IDocumentExtension2; // packageimport | |
| 63 import dwtx.jface.text.IDocumentPartitionerExtension2; // packageimport | |
| 64 import dwtx.jface.text.Assert; // packageimport | |
| 65 import dwtx.jface.text.DefaultInformationControl; // packageimport | |
| 66 import dwtx.jface.text.IWidgetTokenOwnerExtension; // packageimport | |
| 67 import dwtx.jface.text.DocumentClone; // packageimport | |
| 68 import dwtx.jface.text.DefaultUndoManager; // packageimport | |
| 69 import dwtx.jface.text.IFindReplaceTarget; // packageimport | |
| 70 import dwtx.jface.text.IAutoEditStrategy; // packageimport | |
| 71 import dwtx.jface.text.ILineTrackerExtension; // packageimport | |
| 72 import dwtx.jface.text.IUndoManagerExtension; // packageimport | |
| 73 import dwtx.jface.text.TextSelection; // packageimport | |
| 74 import dwtx.jface.text.DefaultAutoIndentStrategy; // packageimport | |
| 75 import dwtx.jface.text.IAutoIndentStrategy; // packageimport | |
| 76 import dwtx.jface.text.IPainter; // packageimport | |
| 77 import dwtx.jface.text.IInformationControl; // packageimport | |
| 78 import dwtx.jface.text.IInformationControlExtension3; // packageimport | |
| 79 import dwtx.jface.text.ITextViewerExtension6; // packageimport | |
| 80 import dwtx.jface.text.IInformationControlExtension4; // packageimport | |
| 81 import dwtx.jface.text.DefaultLineTracker; // packageimport | |
| 82 import dwtx.jface.text.IDocumentInformationMappingExtension; // packageimport | |
| 83 import dwtx.jface.text.IRepairableDocumentExtension; // packageimport | |
| 84 import dwtx.jface.text.ITextHover; // packageimport | |
| 85 import dwtx.jface.text.FindReplaceDocumentAdapter; // packageimport | |
| 86 import dwtx.jface.text.ILineTracker; // packageimport | |
| 87 import dwtx.jface.text.Line; // packageimport | |
| 88 import dwtx.jface.text.ITextViewerExtension; // packageimport | |
| 89 import dwtx.jface.text.IDocumentAdapter; // packageimport | |
| 90 import dwtx.jface.text.TextEvent; // packageimport | |
| 91 import dwtx.jface.text.BadLocationException; // packageimport | |
| 92 import dwtx.jface.text.AbstractDocument; // packageimport | |
| 93 import dwtx.jface.text.AbstractLineTracker; // packageimport | |
| 94 import dwtx.jface.text.TreeLineTracker; // packageimport | |
| 95 import dwtx.jface.text.ITextPresentationListener; // packageimport | |
| 96 import dwtx.jface.text.Region; // packageimport | |
| 97 import dwtx.jface.text.ITextViewer; // packageimport | |
| 98 import dwtx.jface.text.IDocumentInformationMapping; // packageimport | |
| 99 import dwtx.jface.text.MarginPainter; // packageimport | |
| 100 import dwtx.jface.text.IPaintPositionManager; // packageimport | |
| 101 import dwtx.jface.text.TextPresentation; // packageimport | |
| 102 import dwtx.jface.text.IFindReplaceTargetExtension; // packageimport | |
| 103 import dwtx.jface.text.ISlaveDocumentManagerExtension; // packageimport | |
| 104 import dwtx.jface.text.ISelectionValidator; // packageimport | |
| 105 import dwtx.jface.text.IDocumentExtension; // packageimport | |
| 106 import dwtx.jface.text.PropagatingFontFieldEditor; // packageimport | |
| 107 import dwtx.jface.text.ConfigurableLineTracker; // packageimport | |
| 108 import dwtx.jface.text.SlaveDocumentEvent; // packageimport | |
| 109 import dwtx.jface.text.IDocumentListener; // packageimport | |
| 110 import dwtx.jface.text.IFindReplaceTargetExtension3; // packageimport | |
| 111 import dwtx.jface.text.ITextDoubleClickStrategy; // packageimport | |
| 112 import dwtx.jface.text.IDocumentExtension3; // packageimport | |
| 113 import dwtx.jface.text.Position; // packageimport | |
| 114 import dwtx.jface.text.TextMessages; // packageimport | |
| 115 import dwtx.jface.text.CopyOnWriteTextStore; // packageimport | |
| 116 import dwtx.jface.text.WhitespaceCharacterPainter; // packageimport | |
| 117 import dwtx.jface.text.IPositionUpdater; // packageimport | |
| 118 import dwtx.jface.text.DefaultTextDoubleClickStrategy; // packageimport | |
| 119 import dwtx.jface.text.ListLineTracker; // packageimport | |
| 120 import dwtx.jface.text.ITextInputListener; // packageimport | |
| 121 import dwtx.jface.text.BadPositionCategoryException; // packageimport | |
| 122 import dwtx.jface.text.IWidgetTokenKeeperExtension; // packageimport | |
| 123 import dwtx.jface.text.IInputChangedListener; // packageimport | |
| 124 import dwtx.jface.text.ITextOperationTarget; // packageimport | |
| 125 import dwtx.jface.text.IDocumentInformationMappingExtension2; // packageimport | |
| 126 import dwtx.jface.text.ITextViewerExtension7; // packageimport | |
| 127 import dwtx.jface.text.IInformationControlExtension5; // packageimport | |
| 128 import dwtx.jface.text.IDocumentRewriteSessionListener; // packageimport | |
| 129 import dwtx.jface.text.JFaceTextUtil; // packageimport | |
| 130 import dwtx.jface.text.AbstractReusableInformationControlCreator; // packageimport | |
| 131 import dwtx.jface.text.TabsToSpacesConverter; // packageimport | |
| 132 import dwtx.jface.text.CursorLinePainter; // packageimport | |
| 133 import dwtx.jface.text.ITextHoverExtension; // packageimport | |
| 134 import dwtx.jface.text.IEventConsumer; // packageimport | |
| 135 import dwtx.jface.text.IDocument; // packageimport | |
| 136 import dwtx.jface.text.IWidgetTokenKeeper; // packageimport | |
| 137 import dwtx.jface.text.DocumentCommand; // packageimport | |
| 138 import dwtx.jface.text.TypedPosition; // packageimport | |
| 139 import dwtx.jface.text.IEditingSupportRegistry; // packageimport | |
| 140 import dwtx.jface.text.IDocumentPartitionerExtension; // packageimport | |
| 141 import dwtx.jface.text.AbstractHoverInformationControlManager; // packageimport | |
| 142 import dwtx.jface.text.IEditingSupport; // packageimport | |
| 143 import dwtx.jface.text.IMarkSelection; // packageimport | |
| 144 import dwtx.jface.text.ISlaveDocumentManager; // packageimport | |
| 145 import dwtx.jface.text.DocumentEvent; // packageimport | |
| 146 import dwtx.jface.text.DocumentPartitioningChangedEvent; // packageimport | |
| 147 import dwtx.jface.text.ITextStore; // packageimport | |
| 148 import dwtx.jface.text.JFaceTextMessages; // packageimport | |
| 149 import dwtx.jface.text.DocumentRewriteSessionEvent; // packageimport | |
| 150 import dwtx.jface.text.SequentialRewriteTextStore; // packageimport | |
| 151 import dwtx.jface.text.DocumentRewriteSessionType; // packageimport | |
| 152 import dwtx.jface.text.TextAttribute; // packageimport | |
| 153 import dwtx.jface.text.ITextViewerExtension4; // packageimport | |
| 154 import dwtx.jface.text.ITypedRegion; // packageimport | |
| 155 | |
| 156 | |
| 129 | 157 import dwt.dwthelper.utils; |
| 158 | |
| 159 | |
|
153
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160 import dwtx.dwtxhelper.Collection; |
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162 |
| 129 | 163 |
| 164 import dwt.custom.StyledText; | |
| 165 import dwt.events.KeyEvent; | |
| 166 import dwt.events.KeyListener; | |
| 167 import dwt.events.MouseEvent; | |
| 168 import dwt.events.MouseListener; | |
| 169 import dwt.widgets.Control; | |
| 170 import dwtx.jface.viewers.ISelectionChangedListener; | |
| 171 import dwtx.jface.viewers.ISelectionProvider; | |
| 172 import dwtx.jface.viewers.SelectionChangedEvent; | |
| 173 | |
| 174 | |
| 175 /** | |
| 176 * Manages the {@link dwtx.jface.text.IPainter} object registered with an | |
| 177 * {@link dwtx.jface.text.ITextViewer}. | |
| 178 * <p> | |
| 179 * Clients usually instantiate and configure objects of this type.</p> | |
| 180 * | |
| 181 * @since 2.1 | |
| 182 */ | |
| 183 public final class PaintManager : KeyListener, MouseListener, ISelectionChangedListener, ITextListener, ITextInputListener { | |
| 184 | |
| 185 /** | |
| 186 * Position updater used by the position manager. This position updater differs from the default position | |
| 187 * updater in that it extends a position when an insertion happens at the position's offset and right behind | |
| 188 * the position. | |
| 189 */ | |
| 190 static class PaintPositionUpdater : DefaultPositionUpdater { | |
| 191 | |
| 192 /** | |
| 193 * Creates the position updater for the given category. | |
| 194 * | |
| 195 * @param category the position category | |
| 196 */ | |
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197 protected this(String category) { |
| 129 | 198 super(category); |
| 199 } | |
| 200 | |
| 201 /** | |
| 202 * If an insertion happens at a position's offset, the | |
| 203 * position is extended rather than shifted. Also, if something is added | |
| 204 * right behind the end of the position, the position is extended rather | |
| 205 * than kept stable. | |
| 206 */ | |
| 207 protected void adaptToInsert() { | |
| 208 | |
| 209 int myStart= fPosition.offset; | |
| 210 int myEnd= fPosition.offset + fPosition.length; | |
| 211 myEnd= Math.max(myStart, myEnd); | |
| 212 | |
| 213 int yoursStart= fOffset; | |
| 214 int yoursEnd= fOffset + fReplaceLength;// - 1; | |
| 215 yoursEnd= Math.max(yoursStart, yoursEnd); | |
| 216 | |
| 217 if (myEnd < yoursStart) | |
| 218 return; | |
| 219 | |
| 220 if (myStart <= yoursStart) | |
| 221 fPosition.length += fReplaceLength; | |
| 222 else | |
| 223 fPosition.offset += fReplaceLength; | |
| 224 } | |
| 225 } | |
| 226 | |
| 227 /** | |
| 228 * The paint position manager used by this paint manager. The paint position | |
| 229 * manager is installed on a single document and control the creation/disposed | |
| 230 * and updating of a position category that will be used for managing positions. | |
| 231 */ | |
| 232 static class PositionManager : IPaintPositionManager { | |
| 233 | |
| 234 // /** The document this position manager works on */ | |
| 235 private IDocument fDocument; | |
| 236 /** The position updater used for the managing position category */ | |
| 237 private IPositionUpdater fPositionUpdater; | |
| 238 /** The managing position category */ | |
| 239 private String fCategory; | |
| 240 | |
| 241 /** | |
| 242 * Creates a new position manager. Initializes the managing | |
| 243 * position category using its class name and its hash value. | |
| 244 */ | |
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245 public this() { |
| 160 | 246 fCategory= getClass().getName() + toHash(); |
| 129 | 247 fPositionUpdater= new PaintPositionUpdater(fCategory); |
| 248 } | |
| 249 | |
| 250 /** | |
| 251 * Installs this position manager in the given document. The position manager stays | |
| 252 * active until <code>uninstall</code> or <code>dispose</code> | |
| 253 * is called. | |
| 254 * | |
| 255 * @param document the document to be installed on | |
| 256 */ | |
| 257 public void install(IDocument document) { | |
| 258 fDocument= document; | |
| 259 fDocument.addPositionCategory(fCategory); | |
| 260 fDocument.addPositionUpdater(fPositionUpdater); | |
| 261 } | |
| 262 | |
| 263 /** | |
| 264 * Disposes this position manager. The position manager is automatically | |
| 265 * removed from the document it has previously been installed | |
| 266 * on. | |
| 267 */ | |
| 268 public void dispose() { | |
| 269 uninstall(fDocument); | |
| 270 } | |
| 271 | |
| 272 /** | |
| 273 * Uninstalls this position manager form the given document. If the position | |
| 274 * manager has no been installed on this document, this method is without effect. | |
| 275 * | |
| 276 * @param document the document form which to uninstall | |
| 277 */ | |
| 278 public void uninstall(IDocument document) { | |
| 279 if (document is fDocument && document !is null) { | |
| 280 try { | |
| 281 fDocument.removePositionUpdater(fPositionUpdater); | |
| 282 fDocument.removePositionCategory(fCategory); | |
| 283 } catch (BadPositionCategoryException x) { | |
| 284 // should not happen | |
| 285 } | |
| 286 fDocument= null; | |
| 287 } | |
| 288 } | |
| 289 | |
| 290 /* | |
| 291 * @see IPositionManager#addManagedPosition(Position) | |
| 292 */ | |
| 293 public void managePosition(Position position) { | |
| 294 try { | |
| 295 fDocument.addPosition(fCategory, position); | |
| 296 } catch (BadPositionCategoryException x) { | |
| 297 // should not happen | |
| 298 } catch (BadLocationException x) { | |
| 299 // should not happen | |
| 300 } | |
| 301 } | |
| 302 | |
| 303 /* | |
| 304 * @see IPositionManager#removeManagedPosition(Position) | |
| 305 */ | |
| 306 public void unmanagePosition(Position position) { | |
| 307 try { | |
| 308 fDocument.removePosition(fCategory, position); | |
| 309 } catch (BadPositionCategoryException x) { | |
| 310 // should not happen | |
| 311 } | |
| 312 } | |
| 313 } | |
| 314 | |
| 315 | |
| 316 /** The painters managed by this paint manager. */ | |
| 317 private List fPainters= new ArrayList(2); | |
| 318 /** The position manager used by this paint manager */ | |
| 319 private PositionManager fManager; | |
| 320 /** The associated text viewer */ | |
| 321 private ITextViewer fTextViewer; | |
| 322 | |
| 323 /** | |
| 324 * Creates a new paint manager for the given text viewer. | |
| 325 * | |
| 326 * @param textViewer the text viewer associated to this newly created paint manager | |
| 327 */ | |
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328 public this(ITextViewer textViewer) { |
| 129 | 329 fTextViewer= textViewer; |
| 330 } | |
| 331 | |
| 332 | |
| 333 /** | |
| 334 * Adds the given painter to the list of painters managed by this paint manager. | |
| 335 * If the painter is already registered with this paint manager, this method is | |
| 336 * without effect. | |
| 337 * | |
| 338 * @param painter the painter to be added | |
| 339 */ | |
| 340 public void addPainter(IPainter painter) { | |
| 341 if (!fPainters.contains(painter)) { | |
| 342 fPainters.add(painter); | |
| 343 if (fPainters.size() is 1) | |
| 344 install(); | |
| 345 painter.setPositionManager(fManager); | |
| 346 painter.paint(IPainter.INTERNAL); | |
| 347 } | |
| 348 } | |
| 349 | |
| 350 /** | |
| 351 * Removes the given painter from the list of painters managed by this | |
| 352 * paint manager. If the painter has not previously been added to this | |
| 353 * paint manager, this method is without effect. | |
| 354 * | |
| 355 * @param painter the painter to be removed | |
| 356 */ | |
| 357 public void removePainter(IPainter painter) { | |
| 358 if (fPainters.remove(painter)) { | |
| 359 painter.deactivate(true); | |
| 360 painter.setPositionManager(null); | |
| 361 } | |
| 362 if (fPainters.size() is 0) | |
| 363 dispose(); | |
| 364 } | |
| 365 | |
| 366 /** | |
| 367 * Installs/activates this paint manager. Is called as soon as the | |
| 368 * first painter is to be managed by this paint manager. | |
| 369 */ | |
| 370 private void install() { | |
| 371 | |
| 372 fManager= new PositionManager(); | |
| 373 if (fTextViewer.getDocument() !is null) | |
| 374 fManager.install(fTextViewer.getDocument()); | |
| 375 | |
| 376 fTextViewer.addTextInputListener(this); | |
| 377 | |
| 378 addListeners(); | |
| 379 } | |
| 380 | |
| 381 /** | |
| 382 * Installs our listener set on the text viewer and the text widget, | |
| 383 * respectively. | |
| 384 */ | |
| 385 private void addListeners() { | |
| 386 ISelectionProvider provider= fTextViewer.getSelectionProvider(); | |
| 387 provider.addSelectionChangedListener(this); | |
| 388 | |
| 389 fTextViewer.addTextListener(this); | |
| 390 | |
| 391 StyledText text= fTextViewer.getTextWidget(); | |
| 392 text.addKeyListener(this); | |
| 393 text.addMouseListener(this); | |
| 394 } | |
| 395 | |
| 396 /** | |
| 397 * Disposes this paint manager. The paint manager uninstalls itself | |
| 398 * and clears all registered painters. This method is also called when the | |
| 399 * last painter is removed from the list of managed painters. | |
| 400 */ | |
| 401 public void dispose() { | |
| 402 | |
| 403 if (fManager !is null) { | |
| 404 fManager.dispose(); | |
| 405 fManager= null; | |
| 406 } | |
| 407 | |
| 408 for (Iterator e = fPainters.iterator(); e.hasNext();) | |
| 134 | 409 (cast(IPainter) e.next()).dispose(); |
| 129 | 410 fPainters.clear(); |
| 411 | |
| 412 fTextViewer.removeTextInputListener(this); | |
| 413 | |
| 414 removeListeners(); | |
| 415 } | |
| 416 | |
| 417 /** | |
| 418 * Removes our set of listeners from the text viewer and widget, | |
| 419 * respectively. | |
| 420 */ | |
| 421 private void removeListeners() { | |
| 422 ISelectionProvider provider= fTextViewer.getSelectionProvider(); | |
| 423 if (provider !is null) | |
| 424 provider.removeSelectionChangedListener(this); | |
| 425 | |
| 426 fTextViewer.removeTextListener(this); | |
| 427 | |
| 428 StyledText text= fTextViewer.getTextWidget(); | |
| 429 if (text !is null && !text.isDisposed()) { | |
| 430 text.removeKeyListener(this); | |
| 431 text.removeMouseListener(this); | |
| 432 } | |
| 433 } | |
| 434 | |
| 435 /** | |
| 436 * Triggers all registered painters for the given reason. | |
| 437 * | |
| 438 * @param reason the reason | |
| 439 * @see IPainter | |
| 440 */ | |
| 441 private void paint(int reason) { | |
| 442 for (Iterator e = fPainters.iterator(); e.hasNext();) | |
| 134 | 443 (cast(IPainter) e.next()).paint(reason); |
| 129 | 444 } |
| 445 | |
| 446 /* | |
| 447 * @see KeyListener#keyPressed(KeyEvent) | |
| 448 */ | |
| 449 public void keyPressed(KeyEvent e) { | |
| 450 paint(IPainter.KEY_STROKE); | |
| 451 } | |
| 452 | |
| 453 /* | |
| 454 * @see KeyListener#keyReleased(KeyEvent) | |
| 455 */ | |
| 456 public void keyReleased(KeyEvent e) { | |
| 457 } | |
| 458 | |
| 459 /* | |
| 460 * @see MouseListener#mouseDoubleClick(MouseEvent) | |
| 461 */ | |
| 462 public void mouseDoubleClick(MouseEvent e) { | |
| 463 } | |
| 464 | |
| 465 /* | |
| 466 * @see MouseListener#mouseDown(MouseEvent) | |
| 467 */ | |
| 468 public void mouseDown(MouseEvent e) { | |
| 469 paint(IPainter.MOUSE_BUTTON); | |
| 470 } | |
| 471 | |
| 472 /* | |
| 473 * @see MouseListener#mouseUp(MouseEvent) | |
| 474 */ | |
| 475 public void mouseUp(MouseEvent e) { | |
| 476 } | |
| 477 | |
| 478 /* | |
| 479 * @see ISelectionChangedListener#selectionChanged(SelectionChangedEvent) | |
| 480 */ | |
| 481 public void selectionChanged(SelectionChangedEvent event) { | |
| 482 paint(IPainter.SELECTION); | |
| 483 } | |
| 484 | |
| 485 /* | |
| 486 * @see ITextListener#textChanged(TextEvent) | |
| 487 */ | |
| 488 public void textChanged(TextEvent event) { | |
| 489 | |
| 490 if (!event.getViewerRedrawState()) | |
| 491 return; | |
| 492 | |
| 493 Control control= fTextViewer.getTextWidget(); | |
| 494 if (control !is null) { | |
| 135 | 495 control.getDisplay().asyncExec(new class() Runnable { |
| 129 | 496 public void run() { |
| 497 if (fTextViewer !is null) | |
| 498 paint(IPainter.TEXT_CHANGE); | |
| 499 } | |
| 500 }); | |
| 501 } | |
| 502 } | |
| 503 | |
| 504 /* | |
| 505 * @see ITextInputListener#inputDocumentAboutToBeChanged(IDocument, IDocument) | |
| 506 */ | |
| 507 public void inputDocumentAboutToBeChanged(IDocument oldInput, IDocument newInput) { | |
| 508 if (oldInput !is null) { | |
| 509 for (Iterator e = fPainters.iterator(); e.hasNext();) | |
| 134 | 510 (cast(IPainter) e.next()).deactivate(false); |
| 129 | 511 fManager.uninstall(oldInput); |
| 512 removeListeners(); | |
| 513 } | |
| 514 } | |
| 515 | |
| 516 /* | |
| 517 * @see ITextInputListener#inputDocumentChanged(IDocument, IDocument) | |
| 518 */ | |
| 519 public void inputDocumentChanged(IDocument oldInput, IDocument newInput) { | |
| 520 if (newInput !is null) { | |
| 521 fManager.install(newInput); | |
| 522 paint(IPainter.TEXT_CHANGE); | |
| 523 addListeners(); | |
| 524 } | |
| 525 } | |
| 526 } | |
| 527 |