Mercurial > projects > dwt-addons
annotate dwtx/jface/text/source/AnnotationModel.d @ 158:25f1f92fa3df
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| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Tue, 26 Aug 2008 02:46:34 +0200 |
| parents | 7f75eaa8103a |
| children | 7926b636c282 |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2008 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.source.AnnotationModel; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.source.ISharedTextColors; // packageimport |
| 16 import dwtx.jface.text.source.ILineRange; // packageimport | |
| 17 import dwtx.jface.text.source.IAnnotationPresentation; // packageimport | |
| 18 import dwtx.jface.text.source.IVerticalRulerInfoExtension; // packageimport | |
| 19 import dwtx.jface.text.source.ICharacterPairMatcher; // packageimport | |
| 20 import dwtx.jface.text.source.TextInvocationContext; // packageimport | |
| 21 import dwtx.jface.text.source.LineChangeHover; // packageimport | |
| 22 import dwtx.jface.text.source.IChangeRulerColumn; // packageimport | |
| 23 import dwtx.jface.text.source.IAnnotationMap; // packageimport | |
| 24 import dwtx.jface.text.source.IAnnotationModelListenerExtension; // packageimport | |
| 25 import dwtx.jface.text.source.ISourceViewerExtension2; // packageimport | |
| 26 import dwtx.jface.text.source.IAnnotationHover; // packageimport | |
| 27 import dwtx.jface.text.source.ContentAssistantFacade; // packageimport | |
| 28 import dwtx.jface.text.source.IAnnotationAccess; // packageimport | |
| 29 import dwtx.jface.text.source.IVerticalRulerExtension; // packageimport | |
| 30 import dwtx.jface.text.source.IVerticalRulerColumn; // packageimport | |
| 31 import dwtx.jface.text.source.LineNumberRulerColumn; // packageimport | |
| 32 import dwtx.jface.text.source.MatchingCharacterPainter; // packageimport | |
| 33 import dwtx.jface.text.source.IAnnotationModelExtension; // packageimport | |
| 34 import dwtx.jface.text.source.ILineDifferExtension; // packageimport | |
| 35 import dwtx.jface.text.source.DefaultCharacterPairMatcher; // packageimport | |
| 36 import dwtx.jface.text.source.LineNumberChangeRulerColumn; // packageimport | |
| 37 import dwtx.jface.text.source.IAnnotationAccessExtension; // packageimport | |
| 38 import dwtx.jface.text.source.ISourceViewer; // packageimport | |
| 39 import dwtx.jface.text.source.ILineDifferExtension2; // packageimport | |
| 40 import dwtx.jface.text.source.IAnnotationModelListener; // packageimport | |
| 41 import dwtx.jface.text.source.IVerticalRuler; // packageimport | |
| 42 import dwtx.jface.text.source.DefaultAnnotationHover; // packageimport | |
| 43 import dwtx.jface.text.source.SourceViewer; // packageimport | |
| 44 import dwtx.jface.text.source.SourceViewerConfiguration; // packageimport | |
| 45 import dwtx.jface.text.source.AnnotationBarHoverManager; // packageimport | |
| 46 import dwtx.jface.text.source.CompositeRuler; // packageimport | |
| 47 import dwtx.jface.text.source.ImageUtilities; // packageimport | |
| 48 import dwtx.jface.text.source.VisualAnnotationModel; // packageimport | |
| 49 import dwtx.jface.text.source.IAnnotationModel; // packageimport | |
| 50 import dwtx.jface.text.source.ISourceViewerExtension3; // packageimport | |
| 51 import dwtx.jface.text.source.ILineDiffInfo; // packageimport | |
| 52 import dwtx.jface.text.source.VerticalRulerEvent; // packageimport | |
| 53 import dwtx.jface.text.source.ChangeRulerColumn; // packageimport | |
| 54 import dwtx.jface.text.source.ILineDiffer; // packageimport | |
| 55 import dwtx.jface.text.source.AnnotationModelEvent; // packageimport | |
| 56 import dwtx.jface.text.source.AnnotationColumn; // packageimport | |
| 57 import dwtx.jface.text.source.AnnotationRulerColumn; // packageimport | |
| 58 import dwtx.jface.text.source.IAnnotationHoverExtension; // packageimport | |
| 59 import dwtx.jface.text.source.AbstractRulerColumn; // packageimport | |
| 60 import dwtx.jface.text.source.ISourceViewerExtension; // packageimport | |
| 61 import dwtx.jface.text.source.AnnotationMap; // packageimport | |
| 62 import dwtx.jface.text.source.IVerticalRulerInfo; // packageimport | |
| 63 import dwtx.jface.text.source.IAnnotationModelExtension2; // packageimport | |
| 64 import dwtx.jface.text.source.LineRange; // packageimport | |
| 65 import dwtx.jface.text.source.IAnnotationAccessExtension2; // packageimport | |
| 66 import dwtx.jface.text.source.VerticalRuler; // packageimport | |
| 67 import dwtx.jface.text.source.JFaceTextMessages; // packageimport | |
| 68 import dwtx.jface.text.source.IOverviewRuler; // packageimport | |
| 69 import dwtx.jface.text.source.Annotation; // packageimport | |
| 70 import dwtx.jface.text.source.IVerticalRulerListener; // packageimport | |
| 71 import dwtx.jface.text.source.ISourceViewerExtension4; // packageimport | |
| 72 import dwtx.jface.text.source.AnnotationPainter; // packageimport | |
| 73 import dwtx.jface.text.source.IAnnotationHoverExtension2; // packageimport | |
| 74 import dwtx.jface.text.source.OverviewRuler; // packageimport | |
| 75 import dwtx.jface.text.source.OverviewRulerHoverManager; // packageimport | |
| 76 | |
| 129 | 77 import dwt.dwthelper.utils; |
|
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78 import dwtx.dwtxhelper.Collection; |
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79 |
| 129 | 80 import dwtx.core.runtime.Assert; |
| 81 import dwtx.jface.text.AbstractDocument; | |
| 82 import dwtx.jface.text.BadLocationException; | |
| 83 import dwtx.jface.text.BadPositionCategoryException; | |
| 84 import dwtx.jface.text.DocumentEvent; | |
| 85 import dwtx.jface.text.IDocument; | |
| 86 import dwtx.jface.text.IDocumentListener; | |
| 87 import dwtx.jface.text.ISynchronizable; | |
| 88 import dwtx.jface.text.Position; | |
| 89 | |
| 90 | |
| 91 /** | |
| 92 * Standard implementation of {@link IAnnotationModel} and its extension | |
| 93 * interfaces. This class can directly be used by clients. Subclasses may adapt | |
| 94 * this annotation model to other existing annotation mechanisms. This class | |
| 95 * also implements {@link dwtx.jface.text.ISynchronizable}. All | |
| 96 * modifications of the model's internal annotation map are synchronized using | |
| 97 * the model's lock object. | |
| 98 */ | |
| 99 public class AnnotationModel : IAnnotationModel, IAnnotationModelExtension, IAnnotationModelExtension2, ISynchronizable { | |
| 100 | |
| 101 | |
| 102 /** | |
| 103 * Iterator that returns the annotations for a given region. | |
| 145 | 104 * |
| 129 | 105 * @since 3.4 |
| 106 * @see AnnotationModel.RegionIterator#RegionIterator(Iterator, IAnnotationModel, int, int, bool, bool) | |
| 107 */ | |
| 108 private static final class RegionIterator : Iterator { | |
| 145 | 109 |
| 146 | 110 private const Iterator fParentIterator; |
| 111 private const bool fCanEndAfter; | |
| 112 private const bool fCanStartBefore; | |
| 113 private const IAnnotationModel fModel; | |
| 129 | 114 private Object fNext; |
| 115 private Position fRegion; | |
| 145 | 116 |
| 129 | 117 /** |
| 118 * Iterator that returns all annotations from the parent iterator which | |
| 119 * have a position in the given model inside the given region. | |
| 120 * <p> | |
| 121 * See {@link IAnnotationModelExtension2} for a definition of inside. | |
| 122 * </p> | |
| 145 | 123 * |
| 129 | 124 * @param parentIterator iterator containing all annotations |
| 125 * @param model the model to use to retrieve positions from for each | |
| 126 * annotation | |
| 127 * @param offset start position of the region | |
| 128 * @param length length of the region | |
| 129 * @param canStartBefore include annotations starting before region | |
| 130 * @param canEndAfter include annotations ending after region | |
| 131 * @see IAnnotationModelExtension2 | |
| 132 */ | |
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133 public this(Iterator parentIterator, IAnnotationModel model, int offset, int length, bool canStartBefore, bool canEndAfter) { |
| 129 | 134 fParentIterator= parentIterator; |
| 135 fModel= model; | |
| 136 fRegion= new Position(offset, length); | |
| 137 fCanEndAfter= canEndAfter; | |
| 138 fCanStartBefore= canStartBefore; | |
| 139 fNext= findNext(); | |
| 140 } | |
| 145 | 141 |
| 129 | 142 /* |
| 143 * @see java.util.Iterator#hasNext() | |
| 144 */ | |
| 145 public bool hasNext() { | |
| 146 return fNext !is null; | |
| 147 } | |
| 145 | 148 |
| 129 | 149 /* |
| 150 * @see java.util.Iterator#next() | |
| 151 */ | |
| 152 public Object next() { | |
| 153 if (!hasNext()) | |
| 154 throw new NoSuchElementException(); | |
| 145 | 155 |
| 129 | 156 Object result= fNext; |
| 157 fNext= findNext(); | |
| 158 return result; | |
| 159 } | |
| 145 | 160 |
| 129 | 161 /* |
| 162 * @see java.util.Iterator#remove() | |
| 163 */ | |
| 164 public void remove() { | |
| 165 throw new UnsupportedOperationException(); | |
| 166 } | |
| 145 | 167 |
| 129 | 168 private Object findNext() { |
| 169 while (fParentIterator.hasNext()) { | |
| 134 | 170 Annotation next= cast(Annotation) fParentIterator.next(); |
| 129 | 171 Position position= fModel.getPosition(next); |
| 172 if (position !is null) { | |
| 173 int offset= position.getOffset(); | |
| 174 if (isWithinRegion(offset, position.getLength())) | |
| 175 return next; | |
| 176 } | |
| 177 } | |
| 178 return null; | |
| 179 } | |
| 180 | |
| 181 private bool isWithinRegion(int start, int length) { | |
| 182 if (fCanStartBefore && fCanEndAfter) | |
| 183 return fRegion.overlapsWith(start, length); | |
| 184 else if (fCanStartBefore) | |
| 185 return fRegion.includes(start + length - 1); | |
| 186 else if (fCanEndAfter) | |
| 187 return fRegion.includes(start); | |
| 188 else | |
| 189 return fRegion.includes(start) && fRegion.includes(start + length - 1); | |
| 190 } | |
| 191 } | |
| 145 | 192 |
| 129 | 193 /** |
| 194 * An iterator iteration over a Positions and mapping positions to | |
| 195 * annotations using a provided map if the provided map contains the element. | |
| 145 | 196 * |
| 129 | 197 * @since 3.4 |
| 198 */ | |
| 199 private static final class AnnotationsInterator : Iterator { | |
| 145 | 200 |
| 129 | 201 private Object fNext; |
| 146 | 202 private const Position[] fPositions; |
| 129 | 203 private int fIndex; |
| 146 | 204 private const Map fMap; |
| 145 | 205 |
| 129 | 206 /** |
| 207 * @param positions positions to iterate over | |
| 208 * @param map a map to map positions to annotations | |
| 209 */ | |
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210 public this(Position[] positions, Map map) { |
| 129 | 211 fPositions= positions; |
| 212 fIndex= 0; | |
| 213 fMap= map; | |
| 214 fNext= findNext(); | |
| 215 } | |
| 145 | 216 |
| 129 | 217 /* (non-Javadoc) |
| 218 * @see java.util.Iterator#hasNext() | |
| 219 */ | |
| 220 public bool hasNext() { | |
| 221 return fNext !is null; | |
| 222 } | |
| 145 | 223 |
| 129 | 224 /* (non-Javadoc) |
| 225 * @see java.util.Iterator#next() | |
| 226 */ | |
| 227 public Object next() { | |
| 228 Object result= fNext; | |
| 229 fNext= findNext(); | |
| 230 return result; | |
| 231 } | |
| 145 | 232 |
| 129 | 233 /* (non-Javadoc) |
| 234 * @see java.util.Iterator#remove() | |
| 235 */ | |
| 236 public void remove() { | |
| 237 throw new UnsupportedOperationException(); | |
| 238 } | |
| 145 | 239 |
| 129 | 240 private Object findNext() { |
| 241 while (fIndex < fPositions.length) { | |
| 242 Position position= fPositions[fIndex]; | |
| 243 fIndex++; | |
| 244 if (fMap.containsKey(position)) | |
| 245 return fMap.get(position); | |
| 246 } | |
| 145 | 247 |
| 129 | 248 return null; |
| 249 } | |
| 250 } | |
| 251 | |
| 252 /** | |
| 253 * A single iterator builds its behavior based on a sequence of iterators. | |
| 254 * | |
| 255 * @since 3.1 | |
| 256 */ | |
| 257 private static class MetaIterator : Iterator { | |
| 258 | |
| 259 /** The iterator over a list of iterators. */ | |
| 260 private Iterator fSuperIterator; | |
| 261 /** The current iterator. */ | |
| 262 private Iterator fCurrent; | |
| 263 /** The current element. */ | |
| 264 private Object fCurrentElement; | |
| 265 | |
| 266 | |
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267 public this(Iterator iterator) { |
| 129 | 268 fSuperIterator= iterator; |
| 134 | 269 fCurrent= cast(Iterator) fSuperIterator.next(); // there is at least one. |
| 129 | 270 } |
| 271 | |
| 272 public void remove() { | |
| 273 throw new UnsupportedOperationException(); | |
| 274 } | |
| 275 | |
| 276 public bool hasNext() { | |
| 277 if (fCurrentElement !is null) | |
| 278 return true; | |
| 279 | |
| 280 if (fCurrent.hasNext()) { | |
| 281 fCurrentElement= fCurrent.next(); | |
| 282 return true; | |
| 283 } else if (fSuperIterator.hasNext()) { | |
| 134 | 284 fCurrent= cast(Iterator) fSuperIterator.next(); |
| 129 | 285 return hasNext(); |
| 286 } else | |
| 287 return false; | |
| 288 } | |
| 289 | |
| 290 public Object next() { | |
| 291 if (!hasNext()) | |
| 292 throw new NoSuchElementException(); | |
| 293 | |
| 294 Object element= fCurrentElement; | |
| 295 fCurrentElement= null; | |
| 296 return element; | |
| 297 } | |
| 298 } | |
| 299 | |
| 300 /** | |
| 301 * Internal annotation model listener for forwarding annotation model changes from the attached models to the | |
| 302 * registered listeners of the outer most annotation model. | |
| 303 * | |
| 304 * @since 3.0 | |
| 305 */ | |
| 306 private class InternalModelListener : IAnnotationModelListener, IAnnotationModelListenerExtension { | |
| 307 | |
| 308 /* | |
| 309 * @see dwtx.jface.text.source.IAnnotationModelListener#modelChanged(dwtx.jface.text.source.IAnnotationModel) | |
| 310 */ | |
| 311 public void modelChanged(IAnnotationModel model) { | |
| 137 | 312 this.outer.fireModelChanged(new AnnotationModelEvent(model, true)); |
| 129 | 313 } |
| 314 | |
| 315 /* | |
| 316 * @see dwtx.jface.text.source.IAnnotationModelListenerExtension#modelChanged(dwtx.jface.text.source.AnnotationModelEvent) | |
| 317 */ | |
| 318 public void modelChanged(AnnotationModelEvent event) { | |
| 137 | 319 this.outer.fireModelChanged(event); |
| 129 | 320 } |
| 321 } | |
| 322 | |
| 323 /** | |
| 324 * The list of managed annotations | |
| 325 * @deprecated since 3.0 use <code>getAnnotationMap</code> instead | |
| 326 */ | |
| 327 protected Map fAnnotations; | |
| 328 /** | |
| 329 * The map which maps {@link Position} to {@link Annotation}. | |
| 330 * @since 3.4 | |
| 331 **/ | |
| 332 private IdentityHashMap fPositions; | |
| 333 /** The list of annotation model listeners */ | |
| 334 protected ArrayList fAnnotationModelListeners; | |
| 335 /** The document connected with this model */ | |
| 336 protected IDocument fDocument; | |
| 337 /** The number of open connections to the same document */ | |
| 338 private int fOpenConnections= 0; | |
| 339 /** The document listener for tracking whether document positions might have been changed. */ | |
| 340 private IDocumentListener fDocumentListener; | |
| 341 /** The flag indicating whether the document positions might have been changed. */ | |
| 342 private bool fDocumentChanged= true; | |
| 343 /** | |
| 344 * The model's attachment. | |
| 345 * @since 3.0 | |
| 346 */ | |
| 347 private Map fAttachments= new HashMap(); | |
| 348 /** | |
| 349 * The annotation model listener on attached sub-models. | |
| 350 * @since 3.0 | |
| 351 */ | |
| 352 private IAnnotationModelListener fModelListener= new InternalModelListener(); | |
| 353 /** | |
| 354 * The current annotation model event. | |
| 355 * @since 3.0 | |
| 356 */ | |
| 357 private AnnotationModelEvent fModelEvent; | |
| 358 /** | |
| 359 * The modification stamp. | |
| 360 * @since 3.0 | |
| 361 */ | |
| 362 private Object fModificationStamp= new Object(); | |
| 363 | |
| 364 /** | |
| 365 * Creates a new annotation model. The annotation is empty, i.e. does not | |
| 366 * manage any annotations and is not connected to any document. | |
| 367 */ | |
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368 public this() { |
| 129 | 369 fAnnotations= new AnnotationMap(10); |
| 370 fPositions= new IdentityHashMap(10); | |
| 371 fAnnotationModelListeners= new ArrayList(2); | |
| 372 | |
| 135 | 373 fDocumentListener= new class() IDocumentListener { |
| 129 | 374 |
| 375 public void documentAboutToBeChanged(DocumentEvent event) { | |
| 376 } | |
| 377 | |
| 378 public void documentChanged(DocumentEvent event) { | |
| 379 fDocumentChanged= true; | |
| 380 } | |
| 381 }; | |
| 382 } | |
| 383 | |
| 384 /** | |
| 385 * Returns the annotation map internally used by this annotation model. | |
| 386 * | |
| 387 * @return the annotation map internally used by this annotation model | |
| 388 * @since 3.0 | |
| 389 */ | |
| 390 protected IAnnotationMap getAnnotationMap() { | |
| 134 | 391 return cast(IAnnotationMap) fAnnotations; |
| 129 | 392 } |
| 393 | |
| 394 /* | |
| 395 * @see dwtx.jface.text.ISynchronizable#getLockObject() | |
| 396 * @since 3.0 | |
| 397 */ | |
| 398 public Object getLockObject() { | |
| 399 return getAnnotationMap().getLockObject(); | |
| 400 } | |
| 401 | |
| 402 /* | |
| 403 * @see dwtx.jface.text.ISynchronizable#setLockObject(java.lang.Object) | |
| 404 * @since 3.0 | |
| 405 */ | |
| 406 public void setLockObject(Object lockObject) { | |
| 407 getAnnotationMap().setLockObject(lockObject); | |
| 408 } | |
| 409 | |
| 410 /** | |
| 411 * Returns the current annotation model event. This is the event that will be sent out | |
| 412 * when calling <code>fireModelChanged</code>. | |
| 413 * | |
| 414 * @return the current annotation model event | |
| 415 * @since 3.0 | |
| 416 */ | |
| 417 protected final AnnotationModelEvent getAnnotationModelEvent() { | |
| 418 synchronized (getLockObject()) { | |
| 419 if (fModelEvent is null) { | |
| 420 fModelEvent= createAnnotationModelEvent(); | |
| 421 fModelEvent.markWorldChange(false); | |
| 422 fModificationStamp= fModelEvent; | |
| 423 } | |
| 424 return fModelEvent; | |
| 425 } | |
| 426 } | |
| 427 | |
| 428 /* | |
| 429 * @see dwtx.jface.text.source.IAnnotationModel#addAnnotation(dwtx.jface.text.source.Annotation, dwtx.jface.text.Position) | |
| 430 */ | |
| 431 public void addAnnotation(Annotation annotation, Position position) { | |
| 432 try { | |
| 433 addAnnotation(annotation, position, true); | |
| 434 } catch (BadLocationException e) { | |
| 435 // ignore invalid position | |
| 436 } | |
| 437 } | |
| 438 | |
| 439 /* | |
| 440 * @see dwtx.jface.text.source.IAnnotationModelExtension#replaceAnnotations(dwtx.jface.text.source.Annotation[], java.util.Map) | |
| 441 * @since 3.0 | |
| 442 */ | |
| 443 public void replaceAnnotations(Annotation[] annotationsToRemove, Map annotationsToAdd) { | |
| 444 try { | |
| 445 replaceAnnotations(annotationsToRemove, annotationsToAdd, true); | |
| 446 } catch (BadLocationException x) { | |
| 447 } | |
| 448 } | |
| 449 | |
| 450 /** | |
| 451 * Replaces the given annotations in this model and if advised fires a | |
| 452 * model change event. | |
| 453 * | |
| 454 * @param annotationsToRemove the annotations to be removed | |
| 455 * @param annotationsToAdd the annotations to be added | |
| 456 * @param fireModelChanged <code>true</code> if a model change event | |
| 457 * should be fired, <code>false</code> otherwise | |
| 458 * @throws BadLocationException in case an annotation should be added at an | |
| 459 * invalid position | |
| 460 * @since 3.0 | |
| 461 */ | |
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462 protected void replaceAnnotations(Annotation[] annotationsToRemove, Map annotationsToAdd, bool fireModelChanged) { |
| 129 | 463 |
| 464 if (annotationsToRemove !is null) { | |
| 465 for (int i= 0, length= annotationsToRemove.length; i < length; i++) | |
| 466 removeAnnotation(annotationsToRemove[i], false); | |
| 467 } | |
| 468 | |
| 469 if (annotationsToAdd !is null) { | |
| 470 Iterator iter= annotationsToAdd.entrySet().iterator(); | |
| 471 while (iter.hasNext()) { | |
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472 Map.Entry mapEntry= cast(Map.Entry) iter.next(); |
| 134 | 473 Annotation annotation= cast(Annotation) mapEntry.getKey(); |
| 474 Position position= cast(Position) mapEntry.getValue(); | |
| 129 | 475 addAnnotation(annotation, position, false); |
| 476 } | |
| 477 } | |
| 478 | |
| 479 if (fireModelChanged) | |
| 480 fireModelChanged(); | |
| 481 } | |
| 482 | |
| 483 /** | |
| 484 * Adds the given annotation to this model. Associates the | |
| 485 * annotation with the given position. If requested, all annotation | |
| 486 * model listeners are informed about this model change. If the annotation | |
| 487 * is already managed by this model nothing happens. | |
| 488 * | |
| 489 * @param annotation the annotation to add | |
| 490 * @param position the associate position | |
| 491 * @param fireModelChanged indicates whether to notify all model listeners | |
| 492 * @throws BadLocationException if the position is not a valid document position | |
| 493 */ | |
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494 protected void addAnnotation(Annotation annotation, Position position, bool fireModelChanged) { |
| 129 | 495 if (!fAnnotations.containsKey(annotation)) { |
| 496 | |
| 497 addPosition(fDocument, position); | |
| 498 fAnnotations.put(annotation, position); | |
| 499 fPositions.put(position, annotation); | |
| 500 synchronized (getLockObject()) { | |
| 501 getAnnotationModelEvent().annotationAdded(annotation); | |
| 502 } | |
| 503 | |
| 504 if (fireModelChanged) | |
| 505 fireModelChanged(); | |
| 506 } | |
| 507 } | |
| 508 | |
| 509 /* | |
| 510 * @see dwtx.jface.text.source.IAnnotationModel#addAnnotationModelListener(dwtx.jface.text.source.IAnnotationModelListener) | |
| 511 */ | |
| 512 public void addAnnotationModelListener(IAnnotationModelListener listener) { | |
| 513 if (!fAnnotationModelListeners.contains(listener)) { | |
| 514 fAnnotationModelListeners.add(listener); | |
| 138 | 515 if ( cast(IAnnotationModelListenerExtension)listener ) { |
| 134 | 516 IAnnotationModelListenerExtension extension= cast(IAnnotationModelListenerExtension) listener; |
| 129 | 517 AnnotationModelEvent event= createAnnotationModelEvent(); |
| 518 event.markSealed(); | |
| 519 extension.modelChanged(event); | |
| 520 } else | |
| 521 listener.modelChanged(this); | |
| 522 } | |
| 523 } | |
| 524 | |
| 525 /** | |
| 526 * Adds the given position to the default position category of the | |
| 527 * given document. | |
| 528 * | |
| 529 * @param document the document to which to add the position | |
| 530 * @param position the position to add | |
| 531 * @throws BadLocationException if the position is not a valid document position | |
| 532 */ | |
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changeset
|
533 protected void addPosition(IDocument document, Position position) { |
| 129 | 534 if (document !is null) |
| 535 document.addPosition(position); | |
| 536 } | |
| 537 | |
| 538 /** | |
| 539 * Removes the given position from the default position category of the | |
| 540 * given document. | |
| 541 * | |
| 542 * @param document the document to which to add the position | |
| 543 * @param position the position to add | |
| 544 * | |
| 545 * @since 3.0 | |
| 546 */ | |
| 547 protected void removePosition(IDocument document, Position position) { | |
| 548 if (document !is null) | |
| 549 document.removePosition(position); | |
| 550 } | |
| 551 | |
| 552 /* | |
| 553 * @see dwtx.jface.text.source.IAnnotationModel#connect(dwtx.jface.text.IDocument) | |
| 554 */ | |
| 555 public void connect(IDocument document) { | |
| 556 Assert.isTrue(fDocument is null || fDocument is document); | |
| 557 | |
| 558 if (fDocument is null) { | |
| 559 fDocument= document; | |
| 560 Iterator e= getAnnotationMap().valuesIterator(); | |
| 561 while (e.hasNext()) | |
| 562 try { | |
| 134 | 563 addPosition(fDocument, cast(Position) e.next()); |
| 129 | 564 } catch (BadLocationException x) { |
| 565 // ignore invalid position | |
| 566 } | |
| 567 } | |
| 568 | |
| 569 ++ fOpenConnections; | |
| 570 if (fOpenConnections is 1) { | |
| 571 fDocument.addDocumentListener(fDocumentListener); | |
| 572 connected(); | |
| 573 } | |
| 574 | |
| 575 for (Iterator it= fAttachments.keySet().iterator(); it.hasNext();) { | |
| 134 | 576 IAnnotationModel model= cast(IAnnotationModel) fAttachments.get(it.next()); |
| 129 | 577 model.connect(document); |
| 578 } | |
| 579 } | |
| 580 | |
| 581 /** | |
| 582 * Hook method. Is called as soon as this model becomes connected to a document. | |
| 583 * Subclasses may re-implement. | |
| 584 */ | |
| 585 protected void connected() { | |
| 586 } | |
| 587 | |
| 588 /** | |
| 589 * Hook method. Is called as soon as this model becomes disconnected from its document. | |
| 590 * Subclasses may re-implement. | |
| 591 */ | |
| 592 protected void disconnected() { | |
| 593 } | |
| 594 | |
| 595 /* | |
| 596 * @see dwtx.jface.text.source.IAnnotationModel#disconnect(dwtx.jface.text.IDocument) | |
| 597 */ | |
| 598 public void disconnect(IDocument document) { | |
| 599 | |
| 600 Assert.isTrue(fDocument is document); | |
| 601 | |
| 602 for (Iterator it= fAttachments.keySet().iterator(); it.hasNext();) { | |
| 134 | 603 IAnnotationModel model= cast(IAnnotationModel) fAttachments.get(it.next()); |
| 129 | 604 model.disconnect(document); |
| 605 } | |
| 606 | |
| 607 -- fOpenConnections; | |
| 608 if (fOpenConnections is 0) { | |
| 609 | |
| 610 disconnected(); | |
| 611 fDocument.removeDocumentListener(fDocumentListener); | |
| 612 | |
| 613 if (fDocument !is null) { | |
| 614 Iterator e= getAnnotationMap().valuesIterator(); | |
| 615 while (e.hasNext()) { | |
| 134 | 616 Position p= cast(Position) e.next(); |
| 129 | 617 removePosition(fDocument, p); |
| 618 } | |
| 619 fDocument= null; | |
| 620 } | |
| 621 } | |
| 622 } | |
| 623 | |
| 624 /** | |
| 625 * Informs all annotation model listeners that this model has been changed. | |
| 626 */ | |
| 627 protected void fireModelChanged() { | |
| 628 AnnotationModelEvent modelEvent= null; | |
| 629 | |
| 630 synchronized(getLockObject()) { | |
| 631 if (fModelEvent !is null) { | |
| 632 modelEvent= fModelEvent; | |
| 633 fModelEvent= null; | |
| 634 } | |
| 635 } | |
| 636 | |
| 637 if (modelEvent !is null) | |
| 638 fireModelChanged(modelEvent); | |
| 639 } | |
| 640 | |
| 641 /** | |
| 642 * Creates and returns a new annotation model event. Subclasses may override. | |
| 643 * | |
| 644 * @return a new and empty annotation model event | |
| 645 * @since 3.0 | |
| 646 */ | |
| 647 protected AnnotationModelEvent createAnnotationModelEvent() { | |
| 648 return new AnnotationModelEvent(this); | |
| 649 } | |
| 650 | |
| 651 /** | |
| 652 * Informs all annotation model listeners that this model has been changed | |
| 653 * as described in the annotation model event. The event is sent out | |
| 654 * to all listeners implementing <code>IAnnotationModelListenerExtension</code>. | |
| 655 * All other listeners are notified by just calling <code>modelChanged(IAnnotationModel)</code>. | |
| 656 * | |
| 657 * @param event the event to be sent out to the listeners | |
| 658 * @since 2.0 | |
| 659 */ | |
| 660 protected void fireModelChanged(AnnotationModelEvent event) { | |
| 661 | |
| 662 event.markSealed(); | |
| 663 | |
| 664 if (event.isEmpty()) | |
| 665 return; | |
| 666 | |
| 667 ArrayList v= new ArrayList(fAnnotationModelListeners); | |
| 668 Iterator e= v.iterator(); | |
| 669 while (e.hasNext()) { | |
| 134 | 670 IAnnotationModelListener l= cast(IAnnotationModelListener) e.next(); |
| 138 | 671 if ( cast(IAnnotationModelListenerExtension)l ) |
| 134 | 672 (cast(IAnnotationModelListenerExtension) l).modelChanged(event); |
| 129 | 673 else if (l !is null) |
| 674 l.modelChanged(this); | |
| 675 } | |
| 676 } | |
| 677 | |
| 678 /** | |
| 679 * Removes the given annotations from this model. If requested all | |
| 680 * annotation model listeners will be informed about this change. | |
| 681 * <code>modelInitiated</code> indicates whether the deletion has | |
| 682 * been initiated by this model or by one of its clients. | |
| 683 * | |
| 684 * @param annotations the annotations to be removed | |
| 685 * @param fireModelChanged indicates whether to notify all model listeners | |
| 686 * @param modelInitiated indicates whether this changes has been initiated by this model | |
| 687 */ | |
| 688 protected void removeAnnotations(List annotations, bool fireModelChanged, bool modelInitiated) { | |
| 689 if (annotations.size() > 0) { | |
| 690 Iterator e= annotations.iterator(); | |
| 691 while (e.hasNext()) | |
| 134 | 692 removeAnnotation(cast(Annotation) e.next(), false); |
| 129 | 693 |
| 694 if (fireModelChanged) | |
| 695 fireModelChanged(); | |
| 696 } | |
| 697 } | |
| 698 | |
| 699 /** | |
| 700 * Removes all annotations from the model whose associated positions have been | |
| 701 * deleted. If requested inform all model listeners about the change. | |
| 702 * | |
| 703 * @param fireModelChanged indicates whether to notify all model listeners | |
| 704 */ | |
| 705 protected void cleanup(bool fireModelChanged) { | |
| 706 cleanup(fireModelChanged, true); | |
| 707 } | |
| 708 | |
| 709 /** | |
| 710 * Removes all annotations from the model whose associated positions have been | |
| 711 * deleted. If requested inform all model listeners about the change. If requested | |
| 712 * a new thread is created for the notification of the model listeners. | |
| 713 * | |
| 714 * @param fireModelChanged indicates whether to notify all model listeners | |
| 715 * @param forkNotification <code>true</code> iff notification should be done in a new thread | |
| 716 * @since 3.0 | |
| 717 */ | |
| 718 private void cleanup(bool fireModelChanged, bool forkNotification) { | |
| 719 if (fDocumentChanged) { | |
| 720 fDocumentChanged= false; | |
| 721 | |
| 722 ArrayList deleted= new ArrayList(); | |
| 723 Iterator e= getAnnotationMap().keySetIterator(); | |
| 724 while (e.hasNext()) { | |
| 134 | 725 Annotation a= cast(Annotation) e.next(); |
| 726 Position p= cast(Position) fAnnotations.get(a); | |
| 129 | 727 if (p is null || p.isDeleted()) |
| 728 deleted.add(a); | |
| 729 } | |
| 730 | |
| 731 if (fireModelChanged && forkNotification) { | |
| 732 removeAnnotations(deleted, false, false); | |
| 733 synchronized (getLockObject()) { | |
| 734 if (fModelEvent !is null) | |
| 145 | 735 (new Thread ( &fireModelChanged() )).start(); |
| 129 | 736 } |
| 737 } else | |
| 738 removeAnnotations(deleted, fireModelChanged, false); | |
| 739 } | |
| 740 } | |
| 741 | |
| 742 /* | |
| 743 * @see dwtx.jface.text.source.IAnnotationModel#getAnnotationIterator() | |
| 744 */ | |
| 745 public Iterator getAnnotationIterator() { | |
| 746 return getAnnotationIterator(true, true); | |
| 747 } | |
| 748 | |
| 749 /** | |
| 750 * {@inheritDoc} | |
| 145 | 751 * |
| 129 | 752 * @since 3.4 |
| 753 */ | |
| 754 public Iterator getAnnotationIterator(int offset, int length, bool canStartBefore, bool canEndAfter) { | |
| 755 Iterator regionIterator= getRegionAnnotationIterator(offset, length, canStartBefore, canEndAfter); | |
| 145 | 756 |
| 129 | 757 if (fAttachments.isEmpty()) |
| 758 return regionIterator; | |
| 145 | 759 |
| 129 | 760 List iterators= new ArrayList(fAttachments.size() + 1); |
| 761 iterators.add(regionIterator); | |
| 762 Iterator it= fAttachments.keySet().iterator(); | |
| 763 while (it.hasNext()) { | |
| 134 | 764 IAnnotationModel attachment= cast(IAnnotationModel) fAttachments.get(it.next()); |
| 138 | 765 if ( cast(IAnnotationModelExtension2)attachment ) |
| 134 | 766 iterators.add((cast(IAnnotationModelExtension2) attachment).getAnnotationIterator(offset, length, canStartBefore, canEndAfter)); |
| 129 | 767 else |
| 768 iterators.add(new RegionIterator(attachment.getAnnotationIterator(), attachment, offset, length, canStartBefore, canEndAfter)); | |
| 769 } | |
| 145 | 770 |
| 129 | 771 return new MetaIterator(iterators.iterator()); |
| 772 } | |
| 145 | 773 |
| 129 | 774 /** |
| 775 * Returns an iterator as specified in {@link IAnnotationModelExtension2#getAnnotationIterator(int, int, bool, bool)} | |
| 145 | 776 * |
| 129 | 777 * @param offset region start |
| 778 * @param length region length | |
| 779 * @param canStartBefore position can start before region | |
| 780 * @param canEndAfter position can end after region | |
| 781 * @return an iterator to iterate over annotations in region | |
| 782 * @see IAnnotationModelExtension2#getAnnotationIterator(int, int, bool, bool) | |
| 783 * @since 3.4 | |
| 784 */ | |
| 785 private Iterator getRegionAnnotationIterator(int offset, int length, bool canStartBefore, bool canEndAfter) { | |
| 138 | 786 if (!( cast(AbstractDocument)fDocument )) |
| 129 | 787 return new RegionIterator(getAnnotationIterator(true), this, offset, length, canStartBefore, canEndAfter); |
| 145 | 788 |
| 134 | 789 AbstractDocument document= cast(AbstractDocument) fDocument; |
| 129 | 790 cleanup(true); |
| 145 | 791 |
| 129 | 792 try { |
| 793 Position[] positions= document.getPositions(IDocument.DEFAULT_CATEGORY, offset, length, canStartBefore, canEndAfter); | |
| 794 return new AnnotationsInterator(positions, fPositions); | |
| 795 } catch (BadPositionCategoryException e) { | |
| 796 //can not happen | |
| 797 Assert.isTrue(false); | |
| 798 return null; | |
| 799 } | |
| 800 } | |
| 801 | |
| 802 /** | |
| 803 * Returns all annotations managed by this model. <code>cleanup</code> | |
| 804 * indicates whether all annotations whose associated positions are | |
| 805 * deleted should previously be removed from the model. <code>recurse</code> indicates | |
| 806 * whether annotations of attached sub-models should also be returned. | |
| 807 * | |
| 808 * @param cleanup indicates whether annotations with deleted associated positions are removed | |
| 809 * @param recurse whether to return annotations managed by sub-models. | |
| 810 * @return all annotations managed by this model | |
| 811 * @since 3.0 | |
| 812 */ | |
| 813 private Iterator getAnnotationIterator(bool cleanup, bool recurse) { | |
| 814 Iterator iter= getAnnotationIterator(cleanup); | |
| 815 if (!recurse || fAttachments.isEmpty()) | |
| 816 return iter; | |
| 817 | |
| 818 List iterators= new ArrayList(fAttachments.size() + 1); | |
| 819 iterators.add(iter); | |
| 820 Iterator it= fAttachments.keySet().iterator(); | |
| 821 while (it.hasNext()) | |
| 134 | 822 iterators.add((cast(IAnnotationModel) fAttachments.get(it.next())).getAnnotationIterator()); |
| 129 | 823 |
| 824 return new MetaIterator(iterators.iterator()); | |
| 825 } | |
| 826 | |
| 827 /** | |
| 828 * Returns all annotations managed by this model. <code>cleanup</code> | |
| 829 * indicates whether all annotations whose associated positions are | |
| 830 * deleted should previously be removed from the model. | |
| 831 * | |
| 832 * @param cleanup indicates whether annotations with deleted associated positions are removed | |
| 833 * @return all annotations managed by this model | |
| 834 */ | |
| 835 protected Iterator getAnnotationIterator(bool cleanup) { | |
| 836 if (cleanup) | |
| 837 cleanup(true); | |
| 838 | |
| 839 return getAnnotationMap().keySetIterator(); | |
| 840 } | |
| 841 | |
| 842 /* | |
| 843 * @see dwtx.jface.text.source.IAnnotationModel#getPosition(dwtx.jface.text.source.Annotation) | |
| 844 */ | |
| 845 public Position getPosition(Annotation annotation) { | |
| 134 | 846 Position position= cast(Position) fAnnotations.get(annotation); |
| 129 | 847 if (position !is null) |
| 848 return position; | |
| 849 | |
| 850 Iterator it= fAttachments.values().iterator(); | |
| 851 while (position is null && it.hasNext()) | |
| 134 | 852 position= (cast(IAnnotationModel) it.next()).getPosition(annotation); |
| 129 | 853 return position; |
| 854 } | |
| 855 | |
| 856 /* | |
| 857 * @see dwtx.jface.text.source.IAnnotationModelExtension#removeAllAnnotations() | |
| 858 * @since 3.0 | |
| 859 */ | |
| 860 public void removeAllAnnotations() { | |
| 861 removeAllAnnotations(true); | |
| 862 } | |
| 863 | |
| 864 /** | |
| 865 * Removes all annotations from the annotation model. If requested | |
| 866 * inform all model change listeners about this change. | |
| 867 * | |
| 868 * @param fireModelChanged indicates whether to notify all model listeners | |
| 869 */ | |
| 870 protected void removeAllAnnotations(bool fireModelChanged) { | |
| 871 | |
| 872 if (fDocument !is null) { | |
| 873 Iterator e= getAnnotationMap().keySetIterator(); | |
| 874 while (e.hasNext()) { | |
| 134 | 875 Annotation a= cast(Annotation) e.next(); |
| 876 Position p= cast(Position) fAnnotations.get(a); | |
| 129 | 877 removePosition(fDocument, p); |
|
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Following dsss compile errors
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parents:
138
diff
changeset
|
878 // p.delete_(); |
| 129 | 879 synchronized (getLockObject()) { |
| 880 getAnnotationModelEvent().annotationRemoved(a, p); | |
| 881 } | |
| 882 } | |
| 883 } | |
| 884 | |
| 885 fAnnotations.clear(); | |
| 886 fPositions.clear(); | |
| 887 | |
| 888 if (fireModelChanged) | |
| 889 fireModelChanged(); | |
| 890 } | |
| 891 | |
| 892 /* | |
| 893 * @see dwtx.jface.text.source.IAnnotationModel#removeAnnotation(dwtx.jface.text.source.Annotation) | |
| 894 */ | |
| 895 public void removeAnnotation(Annotation annotation) { | |
| 896 removeAnnotation(annotation, true); | |
| 897 } | |
| 898 | |
| 899 /** | |
| 900 * Removes the given annotation from the annotation model. | |
| 901 * If requested inform all model change listeners about this change. | |
| 902 * | |
| 903 * @param annotation the annotation to be removed | |
| 904 * @param fireModelChanged indicates whether to notify all model listeners | |
| 905 */ | |
| 906 protected void removeAnnotation(Annotation annotation, bool fireModelChanged) { | |
| 907 if (fAnnotations.containsKey(annotation)) { | |
| 908 | |
| 909 Position p= null; | |
| 134 | 910 p= cast(Position) fAnnotations.get(annotation); |
| 129 | 911 if (fDocument !is null) { |
| 912 removePosition(fDocument, p); | |
|
140
26688fec6d23
Following dsss compile errors
Frank Benoit <benoit@tionex.de>
parents:
138
diff
changeset
|
913 // p.delete_(); |
| 129 | 914 } |
| 915 | |
| 916 fAnnotations.remove(annotation); | |
| 917 fPositions.remove(p); | |
| 918 synchronized (getLockObject()) { | |
| 919 getAnnotationModelEvent().annotationRemoved(annotation, p); | |
| 920 } | |
| 921 | |
| 922 if (fireModelChanged) | |
| 923 fireModelChanged(); | |
| 924 } | |
| 925 } | |
| 926 | |
| 927 /* | |
| 928 * @see dwtx.jface.text.source.IAnnotationModelExtension#modifyAnnotationPosition(dwtx.jface.text.source.Annotation, dwtx.jface.text.Position) | |
| 929 * @since 3.0 | |
| 930 */ | |
| 931 public void modifyAnnotationPosition(Annotation annotation, Position position) { | |
| 932 modifyAnnotationPosition(annotation, position, true); | |
| 933 } | |
| 934 | |
| 935 /** | |
| 936 * Modifies the associated position of the given annotation to the given | |
| 937 * position. If the annotation is not yet managed by this annotation model, | |
| 938 * the annotation is added. When the position is <code>null</code>, the | |
| 939 * annotation is removed from the model. | |
| 940 * <p> | |
| 941 * If requested, all annotation model change listeners will be informed | |
| 942 * about the change. | |
| 943 * | |
| 944 * @param annotation the annotation whose associated position should be | |
| 945 * modified | |
| 946 * @param position the position to whose values the associated position | |
| 947 * should be changed | |
| 948 * @param fireModelChanged indicates whether to notify all model listeners | |
| 949 * @since 3.0 | |
| 950 */ | |
| 951 protected void modifyAnnotationPosition(Annotation annotation, Position position, bool fireModelChanged) { | |
| 952 if (position is null) { | |
| 953 removeAnnotation(annotation, fireModelChanged); | |
| 954 } else { | |
| 134 | 955 Position p= cast(Position) fAnnotations.get(annotation); |
| 129 | 956 if (p !is null) { |
| 957 | |
| 958 if (position.getOffset() !is p.getOffset() || position.getLength() !is p.getLength()) { | |
| 959 fDocument.removePosition(p); | |
| 960 p.setOffset(position.getOffset()); | |
| 961 p.setLength(position.getLength()); | |
| 962 try { | |
| 963 fDocument.addPosition(p); | |
| 964 } catch (BadLocationException e) { | |
| 965 // ignore invalid position | |
| 966 } | |
| 967 } | |
| 968 synchronized (getLockObject()) { | |
| 969 getAnnotationModelEvent().annotationChanged(annotation); | |
| 970 } | |
| 971 if (fireModelChanged) | |
| 972 fireModelChanged(); | |
| 973 | |
| 974 } else { | |
| 975 try { | |
| 976 addAnnotation(annotation, position, fireModelChanged); | |
| 977 } catch (BadLocationException x) { | |
| 978 // ignore invalid position | |
| 979 } | |
| 980 } | |
| 981 } | |
| 982 } | |
| 983 | |
| 984 /** | |
| 985 * Modifies the given annotation if the annotation is managed by this | |
| 986 * annotation model. | |
| 987 * <p> | |
| 988 * If requested, all annotation model change listeners will be informed | |
| 989 * about the change. | |
| 990 * | |
| 991 * @param annotation the annotation to be modified | |
| 992 * @param fireModelChanged indicates whether to notify all model listeners | |
| 993 * @since 3.0 | |
| 994 */ | |
| 995 protected void modifyAnnotation(Annotation annotation, bool fireModelChanged) { | |
| 996 if (fAnnotations.containsKey(annotation)) { | |
| 997 synchronized (getLockObject()) { | |
| 998 getAnnotationModelEvent().annotationChanged(annotation); | |
| 999 } | |
| 1000 if (fireModelChanged) | |
| 1001 fireModelChanged(); | |
| 1002 } | |
| 1003 } | |
| 1004 | |
| 1005 /* | |
| 1006 * @see IAnnotationModel#removeAnnotationModelListener(IAnnotationModelListener) | |
| 1007 */ | |
| 1008 public void removeAnnotationModelListener(IAnnotationModelListener listener) { | |
| 1009 fAnnotationModelListeners.remove(listener); | |
| 1010 } | |
| 1011 | |
| 1012 /* | |
| 1013 * @see dwtx.jface.text.source.IAnnotationModelExtension#attach(java.lang.Object, java.lang.Object) | |
| 1014 * @since 3.0 | |
| 1015 */ | |
| 1016 public void addAnnotationModel(Object key, IAnnotationModel attachment) { | |
| 1017 Assert.isNotNull(attachment); | |
| 1018 if (!fAttachments.containsValue(attachment)) { | |
| 1019 fAttachments.put(key, attachment); | |
| 1020 for (int i= 0; i < fOpenConnections; i++) | |
| 1021 attachment.connect(fDocument); | |
| 1022 attachment.addAnnotationModelListener(fModelListener); | |
| 1023 } | |
| 1024 } | |
| 1025 | |
| 1026 /* | |
| 1027 * @see dwtx.jface.text.source.IAnnotationModelExtension#get(java.lang.Object) | |
| 1028 * @since 3.0 | |
| 1029 */ | |
| 1030 public IAnnotationModel getAnnotationModel(Object key) { | |
| 134 | 1031 return cast(IAnnotationModel) fAttachments.get(key); |
| 129 | 1032 } |
| 1033 | |
| 1034 /* | |
| 1035 * @see dwtx.jface.text.source.IAnnotationModelExtension#detach(java.lang.Object) | |
| 1036 * @since 3.0 | |
| 1037 */ | |
| 1038 public IAnnotationModel removeAnnotationModel(Object key) { | |
| 134 | 1039 IAnnotationModel ret= cast(IAnnotationModel) fAttachments.remove(key); |
| 129 | 1040 if (ret !is null) { |
| 1041 for (int i= 0; i < fOpenConnections; i++) | |
| 1042 ret.disconnect(fDocument); | |
| 1043 ret.removeAnnotationModelListener(fModelListener); | |
| 1044 } | |
| 1045 return ret; | |
| 1046 } | |
| 1047 | |
| 1048 /* | |
| 1049 * @see dwtx.jface.text.source.IAnnotationModelExtension#getModificationStamp() | |
| 1050 * @since 3.0 | |
| 1051 */ | |
| 1052 public Object getModificationStamp() { | |
| 1053 return fModificationStamp; | |
| 1054 } | |
| 1055 } |