Mercurial > projects > dwt-addons
annotate dwtx/jface/text/AbstractDocument.d @ 158:25f1f92fa3df
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| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Tue, 26 Aug 2008 02:46:34 +0200 |
| parents | f70d9508c95c |
| children | 1a5b8f8129df |
| 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 | |
| 131 | 14 |
| 151 | 15 module dwtx.jface.text.AbstractDocument; |
| 16 | |
| 131 | 17 import dwtx.jface.text.IDocumentPartitioningListener; // packageimport |
| 18 import dwtx.jface.text.DefaultTextHover; // packageimport | |
| 19 import dwtx.jface.text.AbstractInformationControl; // packageimport | |
| 20 import dwtx.jface.text.TextUtilities; // packageimport | |
| 21 import dwtx.jface.text.IInformationControlCreatorExtension; // packageimport | |
| 22 import dwtx.jface.text.AbstractInformationControlManager; // packageimport | |
| 23 import dwtx.jface.text.ITextViewerExtension2; // packageimport | |
| 24 import dwtx.jface.text.IDocumentPartitioner; // packageimport | |
| 25 import dwtx.jface.text.DefaultIndentLineAutoEditStrategy; // packageimport | |
| 26 import dwtx.jface.text.ITextSelection; // packageimport | |
| 27 import dwtx.jface.text.Document; // packageimport | |
| 28 import dwtx.jface.text.FindReplaceDocumentAdapterContentProposalProvider; // packageimport | |
| 29 import dwtx.jface.text.ITextListener; // packageimport | |
| 30 import dwtx.jface.text.BadPartitioningException; // packageimport | |
| 31 import dwtx.jface.text.ITextViewerExtension5; // packageimport | |
| 32 import dwtx.jface.text.IDocumentPartitionerExtension3; // packageimport | |
| 33 import dwtx.jface.text.IUndoManager; // packageimport | |
| 34 import dwtx.jface.text.ITextHoverExtension2; // packageimport | |
| 35 import dwtx.jface.text.IRepairableDocument; // packageimport | |
| 36 import dwtx.jface.text.IRewriteTarget; // packageimport | |
| 37 import dwtx.jface.text.DefaultPositionUpdater; // packageimport | |
| 38 import dwtx.jface.text.RewriteSessionEditProcessor; // packageimport | |
| 39 import dwtx.jface.text.TextViewerHoverManager; // packageimport | |
| 40 import dwtx.jface.text.DocumentRewriteSession; // packageimport | |
| 41 import dwtx.jface.text.TextViewer; // packageimport | |
| 42 import dwtx.jface.text.ITextViewerExtension8; // packageimport | |
| 43 import dwtx.jface.text.RegExMessages; // packageimport | |
| 44 import dwtx.jface.text.IDelayedInputChangeProvider; // packageimport | |
| 45 import dwtx.jface.text.ITextOperationTargetExtension; // packageimport | |
| 46 import dwtx.jface.text.IWidgetTokenOwner; // packageimport | |
| 47 import dwtx.jface.text.IViewportListener; // packageimport | |
| 48 import dwtx.jface.text.GapTextStore; // packageimport | |
| 49 import dwtx.jface.text.MarkSelection; // packageimport | |
| 50 import dwtx.jface.text.IDocumentPartitioningListenerExtension; // packageimport | |
| 51 import dwtx.jface.text.IDocumentAdapterExtension; // packageimport | |
| 52 import dwtx.jface.text.IInformationControlExtension; // packageimport | |
| 53 import dwtx.jface.text.IDocumentPartitioningListenerExtension2; // packageimport | |
| 54 import dwtx.jface.text.DefaultDocumentAdapter; // packageimport | |
| 55 import dwtx.jface.text.ITextViewerExtension3; // packageimport | |
| 56 import dwtx.jface.text.IInformationControlCreator; // packageimport | |
| 57 import dwtx.jface.text.TypedRegion; // packageimport | |
| 58 import dwtx.jface.text.ISynchronizable; // packageimport | |
| 59 import dwtx.jface.text.IMarkRegionTarget; // packageimport | |
| 60 import dwtx.jface.text.TextViewerUndoManager; // packageimport | |
| 61 import dwtx.jface.text.IRegion; // packageimport | |
| 62 import dwtx.jface.text.IInformationControlExtension2; // packageimport | |
| 63 import dwtx.jface.text.IDocumentExtension4; // packageimport | |
| 64 import dwtx.jface.text.IDocumentExtension2; // packageimport | |
| 65 import dwtx.jface.text.IDocumentPartitionerExtension2; // packageimport | |
| 66 import dwtx.jface.text.Assert; // packageimport | |
| 67 import dwtx.jface.text.DefaultInformationControl; // packageimport | |
| 68 import dwtx.jface.text.IWidgetTokenOwnerExtension; // packageimport | |
| 69 import dwtx.jface.text.DocumentClone; // packageimport | |
| 70 import dwtx.jface.text.DefaultUndoManager; // packageimport | |
| 71 import dwtx.jface.text.IFindReplaceTarget; // packageimport | |
| 72 import dwtx.jface.text.IAutoEditStrategy; // packageimport | |
| 73 import dwtx.jface.text.ILineTrackerExtension; // packageimport | |
| 74 import dwtx.jface.text.IUndoManagerExtension; // packageimport | |
| 75 import dwtx.jface.text.TextSelection; // packageimport | |
| 76 import dwtx.jface.text.DefaultAutoIndentStrategy; // packageimport | |
| 77 import dwtx.jface.text.IAutoIndentStrategy; // packageimport | |
| 78 import dwtx.jface.text.IPainter; // packageimport | |
| 79 import dwtx.jface.text.IInformationControl; // packageimport | |
| 80 import dwtx.jface.text.IInformationControlExtension3; // packageimport | |
| 81 import dwtx.jface.text.ITextViewerExtension6; // packageimport | |
| 82 import dwtx.jface.text.IInformationControlExtension4; // packageimport | |
| 83 import dwtx.jface.text.DefaultLineTracker; // packageimport | |
| 84 import dwtx.jface.text.IDocumentInformationMappingExtension; // packageimport | |
| 85 import dwtx.jface.text.IRepairableDocumentExtension; // packageimport | |
| 86 import dwtx.jface.text.ITextHover; // packageimport | |
| 87 import dwtx.jface.text.FindReplaceDocumentAdapter; // packageimport | |
| 88 import dwtx.jface.text.ILineTracker; // packageimport | |
| 89 import dwtx.jface.text.Line; // packageimport | |
| 90 import dwtx.jface.text.ITextViewerExtension; // packageimport | |
| 91 import dwtx.jface.text.IDocumentAdapter; // packageimport | |
| 92 import dwtx.jface.text.TextEvent; // packageimport | |
| 93 import dwtx.jface.text.BadLocationException; // packageimport | |
| 94 import dwtx.jface.text.AbstractLineTracker; // packageimport | |
| 95 import dwtx.jface.text.TreeLineTracker; // packageimport | |
| 96 import dwtx.jface.text.ITextPresentationListener; // packageimport | |
| 97 import dwtx.jface.text.Region; // packageimport | |
| 98 import dwtx.jface.text.ITextViewer; // packageimport | |
| 99 import dwtx.jface.text.IDocumentInformationMapping; // packageimport | |
| 100 import dwtx.jface.text.MarginPainter; // packageimport | |
| 101 import dwtx.jface.text.IPaintPositionManager; // packageimport | |
| 102 import dwtx.jface.text.TextPresentation; // packageimport | |
| 103 import dwtx.jface.text.IFindReplaceTargetExtension; // packageimport | |
| 104 import dwtx.jface.text.ISlaveDocumentManagerExtension; // packageimport | |
| 105 import dwtx.jface.text.ISelectionValidator; // packageimport | |
| 106 import dwtx.jface.text.IDocumentExtension; // packageimport | |
| 107 import dwtx.jface.text.PropagatingFontFieldEditor; // packageimport | |
| 108 import dwtx.jface.text.ConfigurableLineTracker; // packageimport | |
| 109 import dwtx.jface.text.SlaveDocumentEvent; // packageimport | |
| 110 import dwtx.jface.text.IDocumentListener; // packageimport | |
| 111 import dwtx.jface.text.PaintManager; // packageimport | |
| 112 import dwtx.jface.text.IFindReplaceTargetExtension3; // packageimport | |
| 113 import dwtx.jface.text.ITextDoubleClickStrategy; // packageimport | |
| 114 import dwtx.jface.text.IDocumentExtension3; // packageimport | |
| 115 import dwtx.jface.text.Position; // packageimport | |
| 116 import dwtx.jface.text.TextMessages; // packageimport | |
| 117 import dwtx.jface.text.CopyOnWriteTextStore; // packageimport | |
| 118 import dwtx.jface.text.WhitespaceCharacterPainter; // packageimport | |
| 119 import dwtx.jface.text.IPositionUpdater; // packageimport | |
| 120 import dwtx.jface.text.DefaultTextDoubleClickStrategy; // packageimport | |
| 121 import dwtx.jface.text.ListLineTracker; // packageimport | |
| 122 import dwtx.jface.text.ITextInputListener; // packageimport | |
| 123 import dwtx.jface.text.BadPositionCategoryException; // packageimport | |
| 124 import dwtx.jface.text.IWidgetTokenKeeperExtension; // packageimport | |
| 125 import dwtx.jface.text.IInputChangedListener; // packageimport | |
| 126 import dwtx.jface.text.ITextOperationTarget; // packageimport | |
| 127 import dwtx.jface.text.IDocumentInformationMappingExtension2; // packageimport | |
| 128 import dwtx.jface.text.ITextViewerExtension7; // packageimport | |
| 129 import dwtx.jface.text.IInformationControlExtension5; // packageimport | |
| 130 import dwtx.jface.text.IDocumentRewriteSessionListener; // packageimport | |
| 131 import dwtx.jface.text.JFaceTextUtil; // packageimport | |
| 132 import dwtx.jface.text.AbstractReusableInformationControlCreator; // packageimport | |
| 133 import dwtx.jface.text.TabsToSpacesConverter; // packageimport | |
| 134 import dwtx.jface.text.CursorLinePainter; // packageimport | |
| 135 import dwtx.jface.text.ITextHoverExtension; // packageimport | |
| 136 import dwtx.jface.text.IEventConsumer; // packageimport | |
| 137 import dwtx.jface.text.IDocument; // packageimport | |
| 138 import dwtx.jface.text.IWidgetTokenKeeper; // packageimport | |
| 139 import dwtx.jface.text.DocumentCommand; // packageimport | |
| 140 import dwtx.jface.text.TypedPosition; // packageimport | |
| 141 import dwtx.jface.text.IEditingSupportRegistry; // packageimport | |
| 142 import dwtx.jface.text.IDocumentPartitionerExtension; // packageimport | |
| 143 import dwtx.jface.text.AbstractHoverInformationControlManager; // packageimport | |
| 144 import dwtx.jface.text.IEditingSupport; // packageimport | |
| 145 import dwtx.jface.text.IMarkSelection; // packageimport | |
| 146 import dwtx.jface.text.ISlaveDocumentManager; // packageimport | |
| 147 import dwtx.jface.text.DocumentEvent; // packageimport | |
| 148 import dwtx.jface.text.DocumentPartitioningChangedEvent; // packageimport | |
| 149 import dwtx.jface.text.ITextStore; // packageimport | |
| 150 import dwtx.jface.text.JFaceTextMessages; // packageimport | |
| 151 import dwtx.jface.text.DocumentRewriteSessionEvent; // packageimport | |
| 152 import dwtx.jface.text.SequentialRewriteTextStore; // packageimport | |
| 153 import dwtx.jface.text.DocumentRewriteSessionType; // packageimport | |
| 154 import dwtx.jface.text.TextAttribute; // packageimport | |
| 155 import dwtx.jface.text.ITextViewerExtension4; // packageimport | |
| 156 import dwtx.jface.text.ITypedRegion; // packageimport | |
| 157 | |
| 129 | 158 import dwt.dwthelper.utils; |
|
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159 import dwtx.dwtxhelper.Collection; |
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160 |
| 158 | 161 // import java.util.regex.PatternSyntaxException; |
| 129 | 162 |
| 163 import dwtx.core.runtime.Assert; | |
| 164 import dwtx.core.runtime.ListenerList; | |
| 165 | |
| 166 | |
| 167 /** | |
| 168 * Abstract default implementation of <code>IDocument</code> and its extension | |
| 169 * interfaces {@link dwtx.jface.text.IDocumentExtension}, | |
| 170 * {@link dwtx.jface.text.IDocumentExtension2}, | |
| 171 * {@link dwtx.jface.text.IDocumentExtension3}, | |
| 172 * {@link dwtx.jface.text.IDocumentExtension4}, as well as | |
| 173 * {@link dwtx.jface.text.IRepairableDocument}. | |
| 174 * <p> | |
| 175 * | |
| 176 * An <code>AbstractDocument</code> supports the following implementation | |
| 177 * plug-ins: | |
| 178 * <ul> | |
| 179 * <li>a text store implementing {@link dwtx.jface.text.ITextStore} for | |
| 180 * storing and managing the document's content,</li> | |
| 181 * <li>a line tracker implementing {@link dwtx.jface.text.ILineTracker} | |
| 182 * to map character positions to line numbers and vice versa</li> | |
| 183 * </ul> | |
| 184 * The document can dynamically change the text store when switching between | |
| 185 * sequential rewrite mode and normal mode. | |
| 186 * <p> | |
| 187 * | |
| 188 * This class must be subclassed. Subclasses must configure which implementation | |
| 189 * plug-ins the document instance should use. Subclasses are not intended to | |
| 190 * overwrite existing methods. | |
| 191 * | |
| 192 * @see dwtx.jface.text.ITextStore | |
| 193 * @see dwtx.jface.text.ILineTracker | |
| 194 */ | |
| 195 public abstract class AbstractDocument : IDocument, IDocumentExtension, IDocumentExtension2, IDocumentExtension3, IDocumentExtension4, IRepairableDocument, IRepairableDocumentExtension { | |
| 196 | |
| 197 /** | |
| 198 * Tells whether this class is in debug mode. | |
| 199 * @since 3.1 | |
| 200 */ | |
| 147 | 201 private static const bool DEBUG= false; |
| 129 | 202 |
| 203 | |
| 204 /** | |
| 205 * Inner class to bundle a registered post notification replace operation together with its | |
| 206 * owner. | |
| 207 * | |
| 208 * @since 2.0 | |
| 209 */ | |
| 210 static private class RegisteredReplace { | |
| 211 /** The owner of this replace operation. */ | |
| 212 IDocumentListener fOwner; | |
| 213 /** The replace operation */ | |
| 214 IDocumentExtension.IReplace fReplace; | |
| 215 | |
| 216 /** | |
| 217 * Creates a new bundle object. | |
| 218 * @param owner the document listener owning the replace operation | |
| 219 * @param replace the replace operation | |
| 220 */ | |
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221 this(IDocumentListener owner, IDocumentExtension.IReplace replace) { |
| 129 | 222 fOwner= owner; |
| 223 fReplace= replace; | |
| 224 } | |
| 225 } | |
| 226 | |
| 227 | |
| 228 /** The document's text store */ | |
| 229 private ITextStore fStore; | |
| 230 /** The document's line tracker */ | |
| 231 private ILineTracker fTracker; | |
| 232 /** The registered document listeners */ | |
| 233 private ListenerList fDocumentListeners; | |
| 234 /** The registered pre-notified document listeners */ | |
| 235 private ListenerList fPrenotifiedDocumentListeners; | |
| 236 /** The registered document partitioning listeners */ | |
| 237 private ListenerList fDocumentPartitioningListeners; | |
| 238 /** All positions managed by the document ordered by their start positions. */ | |
| 239 private Map fPositions; | |
| 240 /** | |
| 241 * All positions managed by the document ordered by there end positions. | |
| 242 * @since 3.4 | |
| 243 */ | |
| 244 private Map fEndPositions; | |
| 245 /** All registered document position updaters */ | |
| 246 private List fPositionUpdaters; | |
| 247 /** | |
| 248 * The list of post notification changes | |
| 249 * @since 2.0 | |
| 250 */ | |
| 251 private List fPostNotificationChanges; | |
| 252 /** | |
| 253 * The reentrance count for post notification changes. | |
| 254 * @since 2.0 | |
| 255 */ | |
| 256 private int fReentranceCount= 0; | |
| 257 /** | |
| 258 * Indicates whether post notification change processing has been stopped. | |
| 259 * @since 2.0 | |
| 260 */ | |
| 261 private int fStoppedCount= 0; | |
| 262 /** | |
| 263 * Indicates whether the registration of post notification changes should be ignored. | |
| 264 * @since 2.1 | |
| 265 */ | |
| 266 private bool fAcceptPostNotificationReplaces= true; | |
| 267 /** | |
| 268 * Indicates whether the notification of listeners has been stopped. | |
| 269 * @since 2.1 | |
| 270 */ | |
| 271 private int fStoppedListenerNotification= 0; | |
| 272 /** | |
| 273 * The document event to be sent after listener notification has been resumed. | |
| 274 * @since 2.1 | |
| 275 */ | |
| 276 private DocumentEvent fDeferredDocumentEvent; | |
| 277 /** | |
| 278 * The registered document partitioners. | |
| 279 * @since 3.0 | |
| 280 */ | |
| 281 private Map fDocumentPartitioners; | |
| 282 /** | |
| 283 * The partitioning changed event. | |
| 284 * @since 3.0 | |
| 285 */ | |
| 286 private DocumentPartitioningChangedEvent fDocumentPartitioningChangedEvent; | |
| 287 /** | |
| 288 * The find/replace document adapter. | |
| 289 * @since 3.0 | |
| 290 */ | |
| 291 private FindReplaceDocumentAdapter fFindReplaceDocumentAdapter; | |
| 292 /** | |
| 293 * The active document rewrite session. | |
| 294 * @since 3.1 | |
| 295 */ | |
| 296 private DocumentRewriteSession fDocumentRewriteSession; | |
| 297 /** | |
| 298 * The registered document rewrite session listeners. | |
| 299 * @since 3.1 | |
| 300 */ | |
| 301 private List fDocumentRewriteSessionListeners; | |
| 302 /** | |
| 303 * The current modification stamp. | |
| 304 * @since 3.1 | |
| 305 */ | |
| 306 private long fModificationStamp= IDocumentExtension4.UNKNOWN_MODIFICATION_STAMP; | |
| 307 /** | |
| 308 * Keeps track of next modification stamp. | |
| 309 * @since 3.1.1 | |
| 310 */ | |
| 311 private long fNextModificationStamp= IDocumentExtension4.UNKNOWN_MODIFICATION_STAMP; | |
| 312 /** | |
| 313 * This document's default line delimiter. | |
| 314 * @since 3.1 | |
| 315 */ | |
| 316 private String fInitialLineDelimiter; | |
| 317 | |
| 318 | |
| 319 /** | |
| 320 * The default constructor does not perform any configuration | |
| 321 * but leaves it to the clients who must first initialize the | |
| 322 * implementation plug-ins and then call <code>completeInitialization</code>. | |
| 323 * Results in the construction of an empty document. | |
| 324 */ | |
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325 protected this() { |
| 129 | 326 fModificationStamp= getNextModificationStamp(); |
| 327 } | |
| 328 | |
| 329 | |
| 330 /** | |
| 331 * Returns the document's text store. Assumes that the | |
| 332 * document has been initialized with a text store. | |
| 333 * | |
| 334 * @return the document's text store | |
| 335 */ | |
| 336 protected ITextStore getStore() { | |
| 337 Assert.isNotNull(fStore); | |
| 338 return fStore; | |
| 339 } | |
| 340 | |
| 341 /** | |
| 342 * Returns the document's line tracker. Assumes that the | |
| 343 * document has been initialized with a line tracker. | |
| 344 * | |
| 345 * @return the document's line tracker | |
| 346 */ | |
| 347 protected ILineTracker getTracker() { | |
| 348 Assert.isNotNull(fTracker); | |
| 349 return fTracker; | |
| 350 } | |
| 351 | |
| 352 /** | |
| 353 * Returns the document's document listeners. | |
| 354 * | |
| 355 * @return the document's document listeners | |
| 356 */ | |
| 357 protected List getDocumentListeners() { | |
| 358 return Arrays.asList(fDocumentListeners.getListeners()); | |
| 359 } | |
| 360 | |
| 361 /** | |
| 362 * Returns the document's partitioning listeners. | |
| 363 * | |
| 364 * @return the document's partitioning listeners | |
| 365 */ | |
| 366 protected List getDocumentPartitioningListeners() { | |
| 367 return Arrays.asList(fDocumentPartitioningListeners.getListeners()); | |
| 368 } | |
| 369 | |
| 370 /** | |
| 371 * Returns all positions managed by the document grouped by category. | |
| 372 * | |
| 373 * @return the document's positions | |
| 374 */ | |
| 375 protected Map getDocumentManagedPositions() { | |
| 376 return fPositions; | |
| 377 } | |
| 378 | |
| 379 /* | |
| 380 * @see dwtx.jface.text.IDocument#getDocumentPartitioner() | |
| 381 */ | |
| 382 public IDocumentPartitioner getDocumentPartitioner() { | |
| 383 return getDocumentPartitioner(DEFAULT_PARTITIONING); | |
| 384 } | |
| 385 | |
| 386 | |
| 387 | |
| 388 //--- implementation configuration interface ------------ | |
| 389 | |
| 390 /** | |
| 391 * Sets the document's text store. | |
| 392 * Must be called at the beginning of the constructor. | |
| 393 * | |
| 394 * @param store the document's text store | |
| 395 */ | |
| 396 protected void setTextStore(ITextStore store) { | |
| 397 fStore= store; | |
| 398 } | |
| 399 | |
| 400 /** | |
| 401 * Sets the document's line tracker. | |
| 402 * Must be called at the beginning of the constructor. | |
| 403 * | |
| 404 * @param tracker the document's line tracker | |
| 405 */ | |
| 406 protected void setLineTracker(ILineTracker tracker) { | |
| 407 fTracker= tracker; | |
| 408 } | |
| 409 | |
| 410 /* | |
| 411 * @see dwtx.jface.text.IDocument#setDocumentPartitioner(dwtx.jface.text.IDocumentPartitioner) | |
| 412 */ | |
| 413 public void setDocumentPartitioner(IDocumentPartitioner partitioner) { | |
| 414 setDocumentPartitioner(DEFAULT_PARTITIONING, partitioner); | |
| 415 } | |
| 416 | |
| 417 /** | |
| 418 * Initializes document listeners, positions, and position updaters. | |
| 419 * Must be called inside the constructor after the implementation plug-ins | |
| 420 * have been set. | |
| 421 */ | |
| 422 protected void completeInitialization() { | |
| 423 | |
| 424 fPositions= new HashMap(); | |
| 425 fEndPositions= new HashMap(); | |
| 426 fPositionUpdaters= new ArrayList(); | |
| 427 fDocumentListeners= new ListenerList(ListenerList.IDENTITY); | |
| 428 fPrenotifiedDocumentListeners= new ListenerList(ListenerList.IDENTITY); | |
| 429 fDocumentPartitioningListeners= new ListenerList(ListenerList.IDENTITY); | |
| 430 fDocumentRewriteSessionListeners= new ArrayList(); | |
| 431 | |
| 432 addPositionCategory(DEFAULT_CATEGORY); | |
| 433 addPositionUpdater(new DefaultPositionUpdater(DEFAULT_CATEGORY)); | |
| 434 } | |
| 435 | |
| 436 | |
| 437 //------------------------------------------------------- | |
| 438 | |
| 439 /* | |
| 440 * @see dwtx.jface.text.IDocument#addDocumentListener(dwtx.jface.text.IDocumentListener) | |
| 441 */ | |
| 442 public void addDocumentListener(IDocumentListener listener) { | |
| 443 Assert.isNotNull(listener); | |
| 444 fDocumentListeners.add(listener); | |
| 445 } | |
| 446 | |
| 447 /* | |
| 448 * @see dwtx.jface.text.IDocument#removeDocumentListener(dwtx.jface.text.IDocumentListener) | |
| 449 */ | |
| 450 public void removeDocumentListener(IDocumentListener listener) { | |
| 451 Assert.isNotNull(listener); | |
| 452 fDocumentListeners.remove(listener); | |
| 453 } | |
| 454 | |
| 455 /* | |
| 456 * @see dwtx.jface.text.IDocument#addPrenotifiedDocumentListener(dwtx.jface.text.IDocumentListener) | |
| 457 */ | |
| 458 public void addPrenotifiedDocumentListener(IDocumentListener listener) { | |
| 459 Assert.isNotNull(listener); | |
| 460 fPrenotifiedDocumentListeners.add(listener); | |
| 461 } | |
| 462 | |
| 463 /* | |
| 464 * @see dwtx.jface.text.IDocument#removePrenotifiedDocumentListener(dwtx.jface.text.IDocumentListener) | |
| 465 */ | |
| 466 public void removePrenotifiedDocumentListener(IDocumentListener listener) { | |
| 467 Assert.isNotNull(listener); | |
| 468 fPrenotifiedDocumentListeners.remove(listener); | |
| 469 } | |
| 470 | |
| 471 /* | |
| 472 * @see dwtx.jface.text.IDocument#addDocumentPartitioningListener(dwtx.jface.text.IDocumentPartitioningListener) | |
| 473 */ | |
| 474 public void addDocumentPartitioningListener(IDocumentPartitioningListener listener) { | |
| 475 Assert.isNotNull(listener); | |
| 476 fDocumentPartitioningListeners.add(listener); | |
| 477 } | |
| 478 | |
| 479 /* | |
| 480 * @see dwtx.jface.text.IDocument#removeDocumentPartitioningListener(dwtx.jface.text.IDocumentPartitioningListener) | |
| 481 */ | |
| 482 public void removeDocumentPartitioningListener(IDocumentPartitioningListener listener) { | |
| 483 Assert.isNotNull(listener); | |
| 484 fDocumentPartitioningListeners.remove(listener); | |
| 485 } | |
| 486 | |
| 487 /* | |
| 488 * @see dwtx.jface.text.IDocument#addPosition(java.lang.String, dwtx.jface.text.Position) | |
| 489 */ | |
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490 public void addPosition(String category, Position position) { |
| 129 | 491 |
| 492 if ((0 > position.offset) || (0 > position.length) || (position.offset + position.length > getLength())) | |
| 493 throw new BadLocationException(); | |
| 494 | |
| 495 if (category is null) | |
| 496 throw new BadPositionCategoryException(); | |
| 497 | |
| 134 | 498 List list= cast(List) fPositions.get(category); |
| 129 | 499 if (list is null) |
| 500 throw new BadPositionCategoryException(); | |
| 501 list.add(computeIndexInPositionList(list, position.offset), position); | |
|
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502 |
| 134 | 503 List endPositions= cast(List) fEndPositions.get(category); |
| 129 | 504 if (endPositions is null) |
| 505 throw new BadPositionCategoryException(); | |
| 506 endPositions.add(computeIndexInPositionList(endPositions, position.offset + position.length - 1, false), position); | |
| 507 } | |
| 508 | |
| 509 /* | |
| 510 * @see dwtx.jface.text.IDocument#addPosition(dwtx.jface.text.Position) | |
| 511 */ | |
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512 public void addPosition(Position position) { |
| 129 | 513 try { |
| 514 addPosition(DEFAULT_CATEGORY, position); | |
| 515 } catch (BadPositionCategoryException e) { | |
| 516 } | |
| 517 } | |
| 518 | |
| 519 /* | |
| 520 * @see dwtx.jface.text.IDocument#addPositionCategory(java.lang.String) | |
| 521 */ | |
| 522 public void addPositionCategory(String category) { | |
| 523 | |
| 524 if (category is null) | |
| 525 return; | |
| 526 | |
| 527 if (!containsPositionCategory(category)) { | |
| 528 fPositions.put(category, new ArrayList()); | |
| 529 fEndPositions.put(category, new ArrayList()); | |
| 530 } | |
| 531 } | |
| 532 | |
| 533 /* | |
| 534 * @see dwtx.jface.text.IDocument#addPositionUpdater(dwtx.jface.text.IPositionUpdater) | |
| 535 */ | |
| 536 public void addPositionUpdater(IPositionUpdater updater) { | |
| 537 insertPositionUpdater(updater, fPositionUpdaters.size()); | |
| 538 } | |
| 539 | |
| 540 /* | |
| 541 * @see dwtx.jface.text.IDocument#containsPosition(java.lang.String, int, int) | |
| 542 */ | |
| 543 public bool containsPosition(String category, int offset, int length) { | |
| 544 | |
| 545 if (category is null) | |
| 546 return false; | |
| 547 | |
| 134 | 548 List list= cast(List) fPositions.get(category); |
| 129 | 549 if (list is null) |
| 550 return false; | |
| 551 | |
| 552 int size= list.size(); | |
| 553 if (size is 0) | |
| 554 return false; | |
| 555 | |
| 556 int index= computeIndexInPositionList(list, offset); | |
| 557 if (index < size) { | |
| 134 | 558 Position p= cast(Position) list.get(index); |
| 129 | 559 while (p !is null && p.offset is offset) { |
| 560 if (p.length is length) | |
| 561 return true; | |
| 562 ++ index; | |
| 134 | 563 p= (index < size) ? cast(Position) list.get(index) : null; |
| 129 | 564 } |
| 565 } | |
| 566 | |
| 567 return false; | |
| 568 } | |
| 569 | |
| 570 /* | |
| 571 * @see dwtx.jface.text.IDocument#containsPositionCategory(java.lang.String) | |
| 572 */ | |
| 573 public bool containsPositionCategory(String category) { | |
| 574 if (category !is null) | |
| 575 return fPositions.containsKey(category); | |
| 576 return false; | |
| 577 } | |
| 578 | |
| 579 | |
| 580 /** | |
| 581 * Computes the index in the list of positions at which a position with the given | |
| 582 * offset would be inserted. The position is supposed to become the first in this list | |
| 583 * of all positions with the same offset. | |
| 584 * | |
| 585 * @param positions the list in which the index is computed | |
| 586 * @param offset the offset for which the index is computed | |
| 587 * @return the computed index | |
| 588 * | |
| 589 * @see IDocument#computeIndexInCategory(String, int) | |
| 590 * @deprecated As of 3.4, replaced by {@link #computeIndexInPositionList(List, int, bool)} | |
| 591 */ | |
| 592 protected int computeIndexInPositionList(List positions, int offset) { | |
| 593 return computeIndexInPositionList(positions, offset, true); | |
| 594 } | |
|
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595 |
| 129 | 596 /** |
| 597 * Computes the index in the list of positions at which a position with the given | |
| 598 * position would be inserted. The position to insert is supposed to become the first | |
| 599 * in this list of all positions with the same position. | |
| 600 * | |
| 601 * @param positions the list in which the index is computed | |
| 602 * @param offset the offset for which the index is computed | |
| 603 * @param orderedByOffset <code>true</code> if ordered by offset, false if ordered by end position | |
| 604 * @return the computed index | |
| 605 * @since 3.4 | |
| 606 */ | |
| 607 protected int computeIndexInPositionList(List positions, int offset, bool orderedByOffset) { | |
| 608 if (positions.size() is 0) | |
| 609 return 0; | |
| 610 | |
| 611 int left= 0; | |
| 612 int right= positions.size() -1; | |
| 613 int mid= 0; | |
| 614 Position p= null; | |
| 615 | |
| 616 while (left < right) { | |
| 617 | |
| 618 mid= (left + right) / 2; | |
| 619 | |
| 134 | 620 p= cast(Position) positions.get(mid); |
| 129 | 621 int pOffset= getOffset(orderedByOffset, p); |
| 622 if (offset < pOffset) { | |
| 623 if (left is mid) | |
| 624 right= left; | |
| 625 else | |
| 626 right= mid -1; | |
| 627 } else if (offset > pOffset) { | |
| 628 if (right is mid) | |
| 629 left= right; | |
| 630 else | |
| 631 left= mid +1; | |
| 632 } else if (offset is pOffset) { | |
| 633 left= right= mid; | |
| 634 } | |
| 635 | |
| 636 } | |
| 637 | |
| 638 int pos= left; | |
| 134 | 639 p= cast(Position) positions.get(pos); |
| 129 | 640 int pPosition= getOffset(orderedByOffset, p); |
| 641 if (offset > pPosition) { | |
| 642 // append to the end | |
| 643 pos++; | |
| 644 } else { | |
| 645 // entry will become the first of all entries with the same offset | |
| 646 do { | |
| 647 --pos; | |
| 648 if (pos < 0) | |
| 649 break; | |
| 134 | 650 p= cast(Position) positions.get(pos); |
| 129 | 651 pPosition= getOffset(orderedByOffset, p); |
| 652 } while (offset is pPosition); | |
| 653 ++pos; | |
| 654 } | |
| 655 | |
| 656 Assert.isTrue(0 <= pos && pos <= positions.size()); | |
| 657 | |
| 658 return pos; | |
| 659 } | |
| 660 | |
| 661 /* | |
| 662 * @since 3.4 | |
| 663 */ | |
| 664 private int getOffset(bool orderedByOffset, Position position) { | |
| 665 if (orderedByOffset || position.getLength() is 0) | |
| 666 return position.getOffset(); | |
| 667 return position.getOffset() + position.getLength() - 1; | |
| 668 } | |
| 669 | |
| 670 /* | |
| 671 * @see dwtx.jface.text.IDocument#computeIndexInCategory(java.lang.String, int) | |
| 672 */ | |
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673 public int computeIndexInCategory(String category, int offset) { |
| 129 | 674 |
| 675 if (0 > offset || offset > getLength()) | |
| 676 throw new BadLocationException(); | |
| 677 | |
| 134 | 678 List c= cast(List) fPositions.get(category); |
| 129 | 679 if (c is null) |
| 680 throw new BadPositionCategoryException(); | |
| 681 | |
| 682 return computeIndexInPositionList(c, offset); | |
| 683 } | |
| 684 | |
| 685 /** | |
| 686 * Fires the document partitioning changed notification to all registered | |
| 687 * document partitioning listeners. Uses a robust iterator. | |
| 688 * | |
| 689 * @deprecated as of 2.0. Use <code>fireDocumentPartitioningChanged(IRegion)</code> instead. | |
| 690 */ | |
| 691 protected void fireDocumentPartitioningChanged() { | |
| 692 if (fDocumentPartitioningListeners is null) | |
| 693 return; | |
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694 |
| 129 | 695 Object[] listeners= fDocumentPartitioningListeners.getListeners(); |
| 696 for (int i= 0; i < listeners.length; i++) | |
| 134 | 697 (cast(IDocumentPartitioningListener)listeners[i]).documentPartitioningChanged(this); |
| 129 | 698 } |
| 699 | |
| 700 /** | |
| 701 * Fires the document partitioning changed notification to all registered | |
| 702 * document partitioning listeners. Uses a robust iterator. | |
| 703 * | |
| 704 * @param region the region in which partitioning has changed | |
| 705 * | |
| 706 * @see IDocumentPartitioningListenerExtension | |
| 707 * @since 2.0 | |
| 708 * @deprecated as of 3.0. Use | |
| 709 * <code>fireDocumentPartitioningChanged(DocumentPartitioningChangedEvent)</code> | |
| 710 * instead. | |
| 711 */ | |
| 712 protected void fireDocumentPartitioningChanged(IRegion region) { | |
| 713 if (fDocumentPartitioningListeners is null) | |
| 714 return; | |
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715 |
| 129 | 716 Object[] listeners= fDocumentPartitioningListeners.getListeners(); |
| 717 for (int i= 0; i < listeners.length; i++) { | |
| 134 | 718 IDocumentPartitioningListener l= cast(IDocumentPartitioningListener)listeners[i]; |
| 138 | 719 if ( cast(IDocumentPartitioningListenerExtension)l ) |
| 134 | 720 (cast(IDocumentPartitioningListenerExtension) l).documentPartitioningChanged(this, region); |
| 129 | 721 else |
| 722 l.documentPartitioningChanged(this); | |
| 723 } | |
| 724 } | |
| 725 | |
| 726 /** | |
| 727 * Fires the document partitioning changed notification to all registered | |
| 728 * document partitioning listeners. Uses a robust iterator. | |
| 729 * | |
| 730 * @param event the document partitioning changed event | |
| 731 * | |
| 732 * @see IDocumentPartitioningListenerExtension2 | |
| 733 * @since 3.0 | |
| 734 */ | |
| 735 protected void fireDocumentPartitioningChanged(DocumentPartitioningChangedEvent event) { | |
| 736 if (fDocumentPartitioningListeners is null) | |
| 737 return; | |
| 738 | |
| 739 Object[] listeners= fDocumentPartitioningListeners.getListeners(); | |
| 740 for (int i= 0; i < listeners.length; i++) { | |
| 134 | 741 IDocumentPartitioningListener l= cast(IDocumentPartitioningListener)listeners[i]; |
| 138 | 742 if ( cast(IDocumentPartitioningListenerExtension2)l ) { |
| 134 | 743 IDocumentPartitioningListenerExtension2 extension2= cast(IDocumentPartitioningListenerExtension2) l; |
| 129 | 744 extension2.documentPartitioningChanged(event); |
| 138 | 745 } else if ( cast(IDocumentPartitioningListenerExtension)l ) { |
| 134 | 746 IDocumentPartitioningListenerExtension extension= cast(IDocumentPartitioningListenerExtension) l; |
| 129 | 747 extension.documentPartitioningChanged(this, event.getCoverage()); |
| 748 } else { | |
| 749 l.documentPartitioningChanged(this); | |
| 750 } | |
| 751 } | |
| 752 } | |
| 753 | |
| 754 /** | |
| 755 * Fires the given document event to all registers document listeners informing them | |
| 756 * about the forthcoming document manipulation. Uses a robust iterator. | |
| 757 * | |
| 758 * @param event the event to be sent out | |
| 759 */ | |
| 760 protected void fireDocumentAboutToBeChanged(DocumentEvent event) { | |
| 761 | |
| 762 // IDocumentExtension | |
| 763 if (fReentranceCount is 0) | |
| 764 flushPostNotificationChanges(); | |
| 765 | |
| 766 if (fDocumentPartitioners !is null) { | |
| 767 Iterator e= fDocumentPartitioners.values().iterator(); | |
| 768 while (e.hasNext()) { | |
| 134 | 769 IDocumentPartitioner p= cast(IDocumentPartitioner) e.next(); |
| 138 | 770 if ( cast(IDocumentPartitionerExtension3)p ) { |
| 134 | 771 IDocumentPartitionerExtension3 extension= cast(IDocumentPartitionerExtension3) p; |
| 129 | 772 if (extension.getActiveRewriteSession() !is null) |
| 773 continue; | |
| 774 } | |
| 775 p.documentAboutToBeChanged(event); | |
| 776 } | |
| 777 } | |
| 778 | |
| 779 Object[] listeners= fPrenotifiedDocumentListeners.getListeners(); | |
| 780 for (int i= 0; i < listeners.length; i++) | |
| 134 | 781 (cast(IDocumentListener)listeners[i]).documentAboutToBeChanged(event); |
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782 |
| 129 | 783 listeners= fDocumentListeners.getListeners(); |
| 784 for (int i= 0; i < listeners.length; i++) | |
| 134 | 785 (cast(IDocumentListener)listeners[i]).documentAboutToBeChanged(event); |
| 129 | 786 } |
| 787 | |
| 788 | |
| 789 /** | |
| 790 * Updates document partitioning and document positions according to the | |
| 791 * specification given by the document event. | |
| 792 * | |
| 793 * @param event the document event describing the change to which structures must be adapted | |
| 794 */ | |
| 795 protected void updateDocumentStructures(DocumentEvent event) { | |
| 796 | |
| 797 if (fDocumentPartitioners !is null) { | |
| 798 fDocumentPartitioningChangedEvent= new DocumentPartitioningChangedEvent(this); | |
| 799 Iterator e= fDocumentPartitioners.keySet().iterator(); | |
| 800 while (e.hasNext()) { | |
| 134 | 801 String partitioning= cast(String) e.next(); |
| 802 IDocumentPartitioner partitioner= cast(IDocumentPartitioner) fDocumentPartitioners.get(partitioning); | |
| 129 | 803 |
| 138 | 804 if ( cast(IDocumentPartitionerExtension3)partitioner ) { |
| 134 | 805 IDocumentPartitionerExtension3 extension= cast(IDocumentPartitionerExtension3) partitioner; |
| 129 | 806 if (extension.getActiveRewriteSession() !is null) |
| 807 continue; | |
| 808 } | |
| 809 | |
| 138 | 810 if ( cast(IDocumentPartitionerExtension)partitioner ) { |
| 134 | 811 IDocumentPartitionerExtension extension= cast(IDocumentPartitionerExtension) partitioner; |
| 129 | 812 IRegion r= extension.documentChanged2(event); |
| 813 if (r !is null) | |
| 814 fDocumentPartitioningChangedEvent.setPartitionChange(partitioning, r.getOffset(), r.getLength()); | |
| 815 } else { | |
| 816 if (partitioner.documentChanged(event)) | |
| 817 fDocumentPartitioningChangedEvent.setPartitionChange(partitioning, 0, event.getDocument().getLength()); | |
| 818 } | |
| 819 } | |
| 820 } | |
| 821 | |
| 822 if (fPositions.size() > 0) | |
| 823 updatePositions(event); | |
| 824 } | |
| 825 | |
| 826 /** | |
| 827 * Notifies all listeners about the given document change. Uses a robust | |
| 828 * iterator. | |
| 829 * <p> | |
| 830 * Executes all registered post notification replace operation. | |
| 831 * | |
| 832 * @param event the event to be sent out. | |
| 833 */ | |
| 834 protected void doFireDocumentChanged(DocumentEvent event) { | |
| 835 bool changed= fDocumentPartitioningChangedEvent !is null && !fDocumentPartitioningChangedEvent.isEmpty(); | |
| 836 IRegion change= changed ? fDocumentPartitioningChangedEvent.getCoverage() : null; | |
| 837 doFireDocumentChanged(event, changed, change); | |
| 838 } | |
| 839 | |
| 840 /** | |
| 841 * Notifies all listeners about the given document change. | |
| 842 * Uses a robust iterator. <p> | |
| 843 * Executes all registered post notification replace operation. | |
| 844 * | |
| 845 * @param event the event to be sent out | |
| 846 * @param firePartitionChange <code>true</code> if a partition change notification should be sent | |
| 847 * @param partitionChange the region whose partitioning changed | |
| 848 * @since 2.0 | |
| 849 * @deprecated as of 3.0. Use <code>doFireDocumentChanged2(DocumentEvent)</code> instead; this method will be removed. | |
| 850 */ | |
| 851 protected void doFireDocumentChanged(DocumentEvent event, bool firePartitionChange, IRegion partitionChange) { | |
| 852 doFireDocumentChanged2(event); | |
| 853 } | |
| 854 | |
| 855 /** | |
| 856 * Notifies all listeners about the given document change. Uses a robust | |
| 857 * iterator. | |
| 858 * <p> | |
| 859 * Executes all registered post notification replace operation. | |
| 860 * <p> | |
| 861 * This method will be renamed to <code>doFireDocumentChanged</code>. | |
| 862 * | |
| 863 * @param event the event to be sent out | |
| 864 * @since 3.0 | |
| 865 */ | |
| 866 protected void doFireDocumentChanged2(DocumentEvent event) { | |
| 867 | |
| 868 DocumentPartitioningChangedEvent p= fDocumentPartitioningChangedEvent; | |
| 869 fDocumentPartitioningChangedEvent= null; | |
| 870 if (p !is null && !p.isEmpty()) | |
| 871 fireDocumentPartitioningChanged(p); | |
| 872 | |
| 873 Object[] listeners= fPrenotifiedDocumentListeners.getListeners(); | |
| 874 for (int i= 0; i < listeners.length; i++) | |
| 134 | 875 (cast(IDocumentListener)listeners[i]).documentChanged(event); |
| 129 | 876 |
| 877 listeners= fDocumentListeners.getListeners(); | |
| 878 for (int i= 0; i < listeners.length; i++) | |
| 134 | 879 (cast(IDocumentListener)listeners[i]).documentChanged(event); |
| 129 | 880 |
| 881 // IDocumentExtension | |
| 882 ++ fReentranceCount; | |
| 883 try { | |
| 884 if (fReentranceCount is 1) | |
| 885 executePostNotificationChanges(); | |
| 886 } finally { | |
| 887 -- fReentranceCount; | |
| 888 } | |
| 889 } | |
| 890 | |
| 891 /** | |
| 892 * Updates the internal document structures and informs all document listeners | |
| 893 * if listener notification has been enabled. Otherwise it remembers the event | |
| 894 * to be sent to the listeners on resume. | |
| 895 * | |
| 896 * @param event the document event to be sent out | |
| 897 */ | |
| 898 protected void fireDocumentChanged(DocumentEvent event) { | |
| 899 updateDocumentStructures(event); | |
| 900 | |
| 901 if (fStoppedListenerNotification is 0) | |
| 902 doFireDocumentChanged(event); | |
| 903 else | |
| 904 fDeferredDocumentEvent= event; | |
| 905 } | |
| 906 | |
| 907 /* | |
| 908 * @see dwtx.jface.text.IDocument#getChar(int) | |
| 909 */ | |
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910 public char getChar(int pos) { |
| 129 | 911 if ((0 > pos) || (pos >= getLength())) |
| 912 throw new BadLocationException(); | |
| 913 return getStore().get(pos); | |
| 914 } | |
| 915 | |
| 916 /* | |
| 917 * @see dwtx.jface.text.IDocument#getContentType(int) | |
| 918 */ | |
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919 public String getContentType(int offset) { |
| 129 | 920 String contentType= null; |
| 921 try { | |
| 922 contentType= getContentType(DEFAULT_PARTITIONING, offset, false); | |
| 923 Assert.isNotNull(contentType); | |
| 924 } catch (BadPartitioningException e) { | |
| 925 Assert.isTrue(false); | |
| 926 } | |
| 927 return contentType; | |
| 928 } | |
| 929 | |
| 930 /* | |
| 931 * @see dwtx.jface.text.IDocument#getLegalContentTypes() | |
| 932 */ | |
| 933 public String[] getLegalContentTypes() { | |
| 934 String[] contentTypes= null; | |
| 935 try { | |
| 936 contentTypes= getLegalContentTypes(DEFAULT_PARTITIONING); | |
| 937 Assert.isNotNull(contentTypes); | |
| 938 } catch (BadPartitioningException e) { | |
| 939 Assert.isTrue(false); | |
| 940 } | |
| 941 return contentTypes; | |
| 942 } | |
| 943 | |
| 944 /* | |
| 945 * @see dwtx.jface.text.IDocument#getLength() | |
| 946 */ | |
| 947 public int getLength() { | |
| 948 return getStore().getLength(); | |
| 949 } | |
| 950 | |
| 951 /* | |
| 952 * @see dwtx.jface.text.IDocument#getLineDelimiter(int) | |
| 953 */ | |
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954 public String getLineDelimiter(int line) { |
| 129 | 955 return getTracker().getLineDelimiter(line); |
| 956 } | |
| 957 | |
| 958 /* | |
| 959 * @see dwtx.jface.text.IDocument#getLegalLineDelimiters() | |
| 960 */ | |
| 961 public String[] getLegalLineDelimiters() { | |
| 962 return getTracker().getLegalLineDelimiters(); | |
| 963 } | |
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964 |
| 129 | 965 /* |
| 966 * @see dwtx.jface.text.IDocumentExtension4#getDefaultLineDelimiter() | |
| 967 * @since 3.1 | |
| 968 */ | |
| 969 public String getDefaultLineDelimiter() { | |
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970 |
| 129 | 971 String lineDelimiter= null; |
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972 |
| 129 | 973 try { |
| 974 lineDelimiter= getLineDelimiter(0); | |
| 975 } catch (BadLocationException x) { | |
| 976 } | |
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977 |
| 129 | 978 if (lineDelimiter !is null) |
| 979 return lineDelimiter; | |
| 980 | |
| 981 if (fInitialLineDelimiter !is null) | |
| 982 return fInitialLineDelimiter; | |
| 983 | |
| 984 String sysLineDelimiter= System.getProperty("line.separator"); //$NON-NLS-1$ | |
| 985 String[] delimiters= getLegalLineDelimiters(); | |
| 986 Assert.isTrue(delimiters.length > 0); | |
| 987 for (int i= 0; i < delimiters.length; i++) { | |
| 988 if (delimiters[i].equals(sysLineDelimiter)) { | |
| 989 lineDelimiter= sysLineDelimiter; | |
| 990 break; | |
| 991 } | |
| 992 } | |
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993 |
| 129 | 994 if (lineDelimiter is null) |
| 995 lineDelimiter= delimiters[0]; | |
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996 |
| 129 | 997 return lineDelimiter; |
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998 |
| 129 | 999 } |
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1000 |
| 129 | 1001 /* |
| 1002 * @see dwtx.jface.text.IDocumentExtension4#setInitialLineDelimiter(java.lang.String) | |
| 1003 * @since 3.1 | |
| 1004 */ | |
| 1005 public void setInitialLineDelimiter(String lineDelimiter) { | |
| 1006 Assert.isNotNull(lineDelimiter); | |
| 1007 fInitialLineDelimiter= lineDelimiter; | |
| 1008 } | |
| 1009 | |
| 1010 /* | |
| 1011 * @see dwtx.jface.text.IDocument#getLineLength(int) | |
| 1012 */ | |
|
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1013 public int getLineLength(int line) { |
| 129 | 1014 return getTracker().getLineLength(line); |
| 1015 } | |
| 1016 | |
| 1017 /* | |
| 1018 * @see dwtx.jface.text.IDocument#getLineOfOffset(int) | |
| 1019 */ | |
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1020 public int getLineOfOffset(int pos) { |
| 129 | 1021 return getTracker().getLineNumberOfOffset(pos); |
| 1022 } | |
| 1023 | |
| 1024 /* | |
| 1025 * @see dwtx.jface.text.IDocument#getLineOffset(int) | |
| 1026 */ | |
|
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1027 public int getLineOffset(int line) { |
| 129 | 1028 return getTracker().getLineOffset(line); |
| 1029 } | |
| 1030 | |
| 1031 /* | |
| 1032 * @see dwtx.jface.text.IDocument#getLineInformation(int) | |
| 1033 */ | |
|
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1034 public IRegion getLineInformation(int line) { |
| 129 | 1035 return getTracker().getLineInformation(line); |
| 1036 } | |
| 1037 | |
| 1038 /* | |
| 1039 * @see dwtx.jface.text.IDocument#getLineInformationOfOffset(int) | |
| 1040 */ | |
|
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1041 public IRegion getLineInformationOfOffset(int offset) { |
| 129 | 1042 return getTracker().getLineInformationOfOffset(offset); |
| 1043 } | |
| 1044 | |
| 1045 /* | |
| 1046 * @see dwtx.jface.text.IDocument#getNumberOfLines() | |
| 1047 */ | |
| 1048 public int getNumberOfLines() { | |
| 1049 return getTracker().getNumberOfLines(); | |
| 1050 } | |
| 1051 | |
| 1052 /* | |
| 1053 * @see dwtx.jface.text.IDocument#getNumberOfLines(int, int) | |
| 1054 */ | |
|
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1055 public int getNumberOfLines(int offset, int length) { |
| 129 | 1056 return getTracker().getNumberOfLines(offset, length); |
| 1057 } | |
| 1058 | |
| 1059 /* | |
| 1060 * @see dwtx.jface.text.IDocument#computeNumberOfLines(java.lang.String) | |
| 1061 */ | |
| 1062 public int computeNumberOfLines(String text) { | |
| 1063 return getTracker().computeNumberOfLines(text); | |
| 1064 } | |
| 1065 | |
| 1066 /* | |
| 1067 * @see dwtx.jface.text.IDocument#getPartition(int) | |
| 1068 */ | |
|
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1069 public ITypedRegion getPartition(int offset) { |
| 129 | 1070 ITypedRegion partition= null; |
| 1071 try { | |
| 1072 partition= getPartition(DEFAULT_PARTITIONING, offset, false); | |
| 1073 Assert.isNotNull(partition); | |
| 1074 } catch (BadPartitioningException e) { | |
| 1075 Assert.isTrue(false); | |
| 1076 } | |
| 1077 return partition; | |
| 1078 } | |
| 1079 | |
| 1080 /* | |
| 1081 * @see dwtx.jface.text.IDocument#computePartitioning(int, int) | |
| 1082 */ | |
|
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1083 public ITypedRegion[] computePartitioning(int offset, int length) { |
| 129 | 1084 ITypedRegion[] partitioning= null; |
| 1085 try { | |
| 1086 partitioning= computePartitioning(DEFAULT_PARTITIONING, offset, length, false); | |
| 1087 Assert.isNotNull(partitioning); | |
| 1088 } catch (BadPartitioningException e) { | |
| 1089 Assert.isTrue(false); | |
| 1090 } | |
| 1091 return partitioning; | |
| 1092 } | |
| 1093 | |
| 1094 /* | |
| 1095 * @see dwtx.jface.text.IDocument#getPositions(java.lang.String) | |
| 1096 */ | |
|
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1097 public Position[] getPositions(String category) { |
| 129 | 1098 |
| 1099 if (category is null) | |
| 1100 throw new BadPositionCategoryException(); | |
| 1101 | |
| 134 | 1102 List c= cast(List) fPositions.get(category); |
| 129 | 1103 if (c is null) |
| 1104 throw new BadPositionCategoryException(); | |
| 1105 | |
| 1106 Position[] positions= new Position[c.size()]; | |
| 1107 c.toArray(positions); | |
| 1108 return positions; | |
| 1109 } | |
| 1110 | |
| 1111 /* | |
| 1112 * @see dwtx.jface.text.IDocument#getPositionCategories() | |
| 1113 */ | |
| 1114 public String[] getPositionCategories() { | |
| 1115 String[] categories= new String[fPositions.size()]; | |
| 1116 Iterator keys= fPositions.keySet().iterator(); | |
| 1117 for (int i= 0; i < categories.length; i++) | |
| 134 | 1118 categories[i]= cast(String) keys.next(); |
| 129 | 1119 return categories; |
| 1120 } | |
| 1121 | |
| 1122 /* | |
| 1123 * @see dwtx.jface.text.IDocument#getPositionUpdaters() | |
| 1124 */ | |
| 1125 public IPositionUpdater[] getPositionUpdaters() { | |
| 1126 IPositionUpdater[] updaters= new IPositionUpdater[fPositionUpdaters.size()]; | |
| 1127 fPositionUpdaters.toArray(updaters); | |
| 1128 return updaters; | |
| 1129 } | |
| 1130 | |
| 1131 /* | |
| 1132 * @see dwtx.jface.text.IDocument#get() | |
| 1133 */ | |
| 1134 public String get() { | |
| 1135 return getStore().get(0, getLength()); | |
| 1136 } | |
| 1137 | |
| 1138 /* | |
| 1139 * @see dwtx.jface.text.IDocument#get(int, int) | |
| 1140 */ | |
|
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1141 public String get(int pos, int length) { |
| 129 | 1142 int myLength= getLength(); |
| 1143 if ((0 > pos) || (0 > length) || (pos + length > myLength)) | |
| 1144 throw new BadLocationException(); | |
| 1145 return getStore().get(pos, length); | |
| 1146 } | |
| 1147 | |
| 1148 /* | |
| 1149 * @see dwtx.jface.text.IDocument#insertPositionUpdater(dwtx.jface.text.IPositionUpdater, int) | |
| 1150 */ | |
| 1151 public void insertPositionUpdater(IPositionUpdater updater, int index) { | |
| 1152 | |
| 1153 for (int i= fPositionUpdaters.size() - 1; i >= 0; i--) { | |
| 1154 if (fPositionUpdaters.get(i) is updater) | |
| 1155 return; | |
| 1156 } | |
| 1157 | |
| 1158 if (index is fPositionUpdaters.size()) | |
| 1159 fPositionUpdaters.add(updater); | |
| 1160 else | |
| 1161 fPositionUpdaters.add(index, updater); | |
| 1162 } | |
| 1163 | |
| 1164 /* | |
| 1165 * @see dwtx.jface.text.IDocument#removePosition(java.lang.String, dwtx.jface.text.Position) | |
| 1166 */ | |
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1167 public void removePosition(String category, Position position) { |
| 129 | 1168 |
| 1169 if (position is null) | |
| 1170 return; | |
| 1171 | |
| 1172 if (category is null) | |
| 1173 throw new BadPositionCategoryException(); | |
| 1174 | |
| 134 | 1175 List c= cast(List) fPositions.get(category); |
| 129 | 1176 if (c is null) |
| 1177 throw new BadPositionCategoryException(); | |
| 1178 removeFromPositionsList(c, position, true); | |
|
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1179 |
| 134 | 1180 List endPositions= cast(List) fEndPositions.get(category); |
| 129 | 1181 if (endPositions is null) |
| 1182 throw new BadPositionCategoryException(); | |
| 1183 removeFromPositionsList(endPositions, position, false); | |
| 1184 } | |
| 1185 | |
| 1186 /** | |
| 1187 * Remove the given position form the given list of positions based on identity not equality. | |
| 1188 * | |
| 1189 * @param positions a list of positions | |
| 1190 * @param position the position to remove | |
| 1191 * @param orderedByOffset true if <code>positions</code> is ordered by offset, false if ordered by end position | |
| 1192 * @since 3.4 | |
| 1193 */ | |
| 1194 private void removeFromPositionsList(List positions, Position position, bool orderedByOffset) { | |
| 1195 int size= positions.size(); | |
|
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1196 |
| 129 | 1197 //Assume position is somewhere near it was before |
| 1198 int index= computeIndexInPositionList(positions, orderedByOffset ? position.offset : position.offset + position.length - 1, orderedByOffset); | |
| 1199 if (index < size && positions.get(index) is position) { | |
| 1200 positions.remove(index); | |
| 1201 return; | |
| 1202 } | |
|
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1203 |
| 129 | 1204 int back= index - 1; |
| 1205 int forth= index + 1; | |
| 1206 while (back >= 0 || forth < size) { | |
| 1207 if (back >= 0) { | |
| 1208 if (position is positions.get(back)) { | |
| 1209 positions.remove(back); | |
| 1210 return; | |
| 1211 } | |
| 1212 back--; | |
| 1213 } | |
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1214 |
| 129 | 1215 if (forth < size) { |
| 1216 if (position is positions.get(forth)) { | |
| 1217 positions.remove(forth); | |
| 1218 return; | |
| 1219 } | |
| 1220 forth++; | |
| 1221 } | |
| 1222 } | |
| 1223 } | |
| 1224 | |
| 1225 /* | |
| 1226 * @see dwtx.jface.text.IDocument#removePosition(dwtx.jface.text.Position) | |
| 1227 */ | |
| 1228 public void removePosition(Position position) { | |
| 1229 try { | |
| 1230 removePosition(DEFAULT_CATEGORY, position); | |
| 1231 } catch (BadPositionCategoryException e) { | |
| 1232 } | |
| 1233 } | |
| 1234 | |
| 1235 /* | |
| 1236 * @see dwtx.jface.text.IDocument#removePositionCategory(java.lang.String) | |
| 1237 */ | |
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1238 public void removePositionCategory(String category) { |
| 129 | 1239 |
| 1240 if (category is null) | |
| 1241 return; | |
| 1242 | |
| 1243 if ( !containsPositionCategory(category)) | |
| 1244 throw new BadPositionCategoryException(); | |
| 1245 | |
| 1246 fPositions.remove(category); | |
| 1247 fEndPositions.remove(category); | |
| 1248 } | |
| 1249 | |
| 1250 /* | |
| 1251 * @see dwtx.jface.text.IDocument#removePositionUpdater(dwtx.jface.text.IPositionUpdater) | |
| 1252 */ | |
| 1253 public void removePositionUpdater(IPositionUpdater updater) { | |
| 1254 for (int i= fPositionUpdaters.size() - 1; i >= 0; i--) { | |
| 1255 if (fPositionUpdaters.get(i) is updater) { | |
| 1256 fPositionUpdaters.remove(i); | |
| 1257 return; | |
| 1258 } | |
| 1259 } | |
| 1260 } | |
| 1261 | |
| 1262 private long getNextModificationStamp() { | |
| 1263 if (fNextModificationStamp is Long.MAX_VALUE || fNextModificationStamp is IDocumentExtension4.UNKNOWN_MODIFICATION_STAMP) | |
| 1264 fNextModificationStamp= 0; | |
| 1265 else | |
| 1266 fNextModificationStamp= fNextModificationStamp + 1; | |
| 1267 | |
| 1268 return fNextModificationStamp; | |
| 1269 } | |
| 1270 | |
| 1271 /* | |
| 1272 * @see dwtx.jface.text.IDocumentExtension4#getModificationStamp() | |
| 1273 * @since 3.1 | |
| 1274 */ | |
| 1275 public long getModificationStamp() { | |
| 1276 return fModificationStamp; | |
| 1277 } | |
| 1278 | |
| 1279 /* | |
| 1280 * @see dwtx.jface.text.IDocument#replace(int, int, java.lang.String) | |
| 1281 * @since 3.1 | |
| 1282 */ | |
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1283 public void replace(int pos, int length, String text, long modificationStamp) { |
| 129 | 1284 if ((0 > pos) || (0 > length) || (pos + length > getLength())) |
| 1285 throw new BadLocationException(); | |
| 1286 | |
| 1287 DocumentEvent e= new DocumentEvent(this, pos, length, text); | |
| 1288 fireDocumentAboutToBeChanged(e); | |
| 1289 | |
| 1290 getStore().replace(pos, length, text); | |
| 1291 getTracker().replace(pos, length, text); | |
| 1292 | |
| 1293 fModificationStamp= modificationStamp; | |
| 1294 fNextModificationStamp= Math.max(fModificationStamp, fNextModificationStamp); | |
| 1295 e.fModificationStamp= fModificationStamp; | |
| 1296 | |
| 1297 fireDocumentChanged(e); | |
| 1298 } | |
| 1299 | |
| 1300 /** | |
| 1301 * {@inheritDoc} | |
|
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1302 * |
| 129 | 1303 * @since 3.4 |
| 1304 */ | |
|
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1305 public bool isLineInformationRepairNeeded(int offset, int length, String text) { |
| 129 | 1306 return false; |
| 1307 } | |
| 1308 | |
| 1309 /* | |
| 1310 * @see dwtx.jface.text.IDocument#replace(int, int, java.lang.String) | |
| 1311 */ | |
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1312 public void replace(int pos, int length, String text) { |
| 129 | 1313 if (length is 0 && (text is null || text.length() is 0)) |
| 1314 replace(pos, length, text, getModificationStamp()); | |
| 1315 else | |
| 1316 replace(pos, length, text, getNextModificationStamp()); | |
| 1317 } | |
| 1318 | |
| 1319 /* | |
| 1320 * @see dwtx.jface.text.IDocument#set(java.lang.String) | |
| 1321 */ | |
| 1322 public void set(String text) { | |
| 1323 set(text, getNextModificationStamp()); | |
| 1324 } | |
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1325 |
| 129 | 1326 /* |
| 1327 * @see dwtx.jface.text.IDocumentExtension4#set(java.lang.String, long) | |
| 1328 * @since 3.1 | |
| 1329 */ | |
| 1330 public void set(String text, long modificationStamp) { | |
| 1331 int length= getStore().getLength(); | |
| 1332 | |
| 1333 DocumentEvent e= new DocumentEvent(this, 0, length, text); | |
| 1334 fireDocumentAboutToBeChanged(e); | |
| 1335 | |
| 1336 getStore().set(text); | |
| 1337 getTracker().set(text); | |
| 1338 | |
| 1339 fModificationStamp= modificationStamp; | |
| 1340 fNextModificationStamp= Math.max(fModificationStamp, fNextModificationStamp); | |
| 1341 e.fModificationStamp= fModificationStamp; | |
| 1342 | |
| 1343 fireDocumentChanged(e); | |
| 1344 } | |
| 1345 | |
| 1346 /** | |
| 1347 * Updates all positions of all categories to the change described by the | |
| 1348 * document event. All registered document updaters are called in the | |
| 1349 * sequence they have been arranged. Uses a robust iterator. | |
| 1350 * | |
| 1351 * @param event the document event describing the change to which to adapt | |
| 1352 * the positions | |
| 1353 */ | |
| 1354 protected void updatePositions(DocumentEvent event) { | |
| 1355 List list= new ArrayList(fPositionUpdaters); | |
| 1356 Iterator e= list.iterator(); | |
| 1357 while (e.hasNext()) { | |
| 134 | 1358 IPositionUpdater u= cast(IPositionUpdater) e.next(); |
| 129 | 1359 u.update(event); |
| 1360 } | |
| 1361 } | |
| 1362 | |
| 1363 /* | |
| 1364 * @see dwtx.jface.text.IDocument#search(int, java.lang.String, bool, bool, bool) | |
| 1365 */ | |
|
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1366 public int search(int startPosition, String findString, bool forwardSearch, bool caseSensitive, bool wholeWord) { |
| 129 | 1367 try { |
| 1368 IRegion region= getFindReplaceDocumentAdapter().find(startPosition, findString, forwardSearch, caseSensitive, wholeWord, false); | |
| 1369 return region is null ? -1 : region.getOffset(); | |
| 1370 } catch (IllegalStateException ex) { | |
| 1371 return -1; | |
| 1372 } catch (PatternSyntaxException ex) { | |
| 1373 return -1; | |
| 1374 } | |
| 1375 } | |
| 1376 | |
| 1377 /** | |
| 1378 * Returns the find/replace adapter for this document. | |
| 1379 * | |
| 1380 * @return this document's find/replace document adapter | |
| 1381 * @since 3.0 | |
| 1382 */ | |
| 1383 private FindReplaceDocumentAdapter getFindReplaceDocumentAdapter() { | |
| 1384 if (fFindReplaceDocumentAdapter is null) | |
| 1385 fFindReplaceDocumentAdapter= new FindReplaceDocumentAdapter(this); | |
| 1386 | |
| 1387 return fFindReplaceDocumentAdapter; | |
| 1388 } | |
| 1389 | |
| 1390 /** | |
| 1391 * Flushes all registered post notification changes. | |
| 1392 * | |
| 1393 * @since 2.0 | |
| 1394 */ | |
| 1395 private void flushPostNotificationChanges() { | |
| 1396 if (fPostNotificationChanges !is null) | |
| 1397 fPostNotificationChanges.clear(); | |
| 1398 } | |
| 1399 | |
| 1400 /** | |
| 1401 * Executes all registered post notification changes. The process is | |
| 1402 * repeated until no new post notification changes are added. | |
| 1403 * | |
| 1404 * @since 2.0 | |
| 1405 */ | |
| 1406 private void executePostNotificationChanges() { | |
| 1407 | |
| 1408 if (fStoppedCount > 0) | |
| 1409 return; | |
| 1410 | |
| 1411 while (fPostNotificationChanges !is null) { | |
| 1412 List changes= fPostNotificationChanges; | |
| 1413 fPostNotificationChanges= null; | |
| 1414 | |
| 1415 Iterator e= changes.iterator(); | |
| 1416 while (e.hasNext()) { | |
| 134 | 1417 RegisteredReplace replace= cast(RegisteredReplace) e.next(); |
| 129 | 1418 replace.fReplace.perform(this, replace.fOwner); |
| 1419 } | |
| 1420 } | |
| 1421 } | |
| 1422 | |
| 1423 /* | |
| 1424 * @see dwtx.jface.text.IDocumentExtension2#acceptPostNotificationReplaces() | |
| 1425 * @since 2.1 | |
| 1426 */ | |
| 1427 public void acceptPostNotificationReplaces() { | |
| 1428 fAcceptPostNotificationReplaces= true; | |
| 1429 } | |
| 1430 | |
| 1431 /* | |
| 1432 * @see dwtx.jface.text.IDocumentExtension2#ignorePostNotificationReplaces() | |
| 1433 * @since 2.1 | |
| 1434 */ | |
| 1435 public void ignorePostNotificationReplaces() { | |
| 1436 fAcceptPostNotificationReplaces= false; | |
| 1437 } | |
| 1438 | |
| 1439 /* | |
| 1440 * @see dwtx.jface.text.IDocumentExtension#registerPostNotificationReplace(dwtx.jface.text.IDocumentListener, dwtx.jface.text.IDocumentExtension.IReplace) | |
| 1441 * @since 2.0 | |
| 1442 */ | |
| 1443 public void registerPostNotificationReplace(IDocumentListener owner, IDocumentExtension.IReplace replace) { | |
| 1444 if (fAcceptPostNotificationReplaces) { | |
| 1445 if (fPostNotificationChanges is null) | |
| 1446 fPostNotificationChanges= new ArrayList(1); | |
| 1447 fPostNotificationChanges.add(new RegisteredReplace(owner, replace)); | |
| 1448 } | |
| 1449 } | |
| 1450 | |
| 1451 /* | |
| 1452 * @see dwtx.jface.text.IDocumentExtension#stopPostNotificationProcessing() | |
| 1453 * @since 2.0 | |
| 1454 */ | |
| 1455 public void stopPostNotificationProcessing() { | |
| 1456 ++ fStoppedCount; | |
| 1457 } | |
| 1458 | |
| 1459 /* | |
| 1460 * @see dwtx.jface.text.IDocumentExtension#resumePostNotificationProcessing() | |
| 1461 * @since 2.0 | |
| 1462 */ | |
| 1463 public void resumePostNotificationProcessing() { | |
| 1464 -- fStoppedCount; | |
| 1465 if (fStoppedCount is 0 && fReentranceCount is 0) | |
| 1466 executePostNotificationChanges(); | |
| 1467 } | |
| 1468 | |
| 1469 /* | |
| 1470 * @see dwtx.jface.text.IDocumentExtension#startSequentialRewrite(bool) | |
| 1471 * @since 2.0 | |
| 1472 */ | |
| 1473 public void startSequentialRewrite(bool normalized) { | |
| 1474 } | |
| 1475 | |
| 1476 /* | |
| 1477 * @see dwtx.jface.text.IDocumentExtension#stopSequentialRewrite() | |
| 1478 * @since 2.0 | |
| 1479 */ | |
| 1480 public void stopSequentialRewrite() { | |
| 1481 } | |
| 1482 | |
| 1483 /* | |
| 1484 * @see dwtx.jface.text.IDocumentExtension2#resumeListenerNotification() | |
| 1485 * @since 2.1 | |
| 1486 */ | |
| 1487 public void resumeListenerNotification() { | |
| 1488 -- fStoppedListenerNotification; | |
| 1489 if (fStoppedListenerNotification is 0) { | |
| 1490 resumeDocumentListenerNotification(); | |
| 1491 } | |
| 1492 } | |
| 1493 | |
| 1494 /* | |
| 1495 * @see dwtx.jface.text.IDocumentExtension2#stopListenerNotification() | |
| 1496 * @since 2.1 | |
| 1497 */ | |
| 1498 public void stopListenerNotification() { | |
| 1499 ++ fStoppedListenerNotification; | |
| 1500 } | |
| 1501 | |
| 1502 /** | |
| 1503 * Resumes the document listener notification by sending out the remembered | |
| 1504 * partition changed and document event. | |
| 1505 * | |
| 1506 * @since 2.1 | |
| 1507 */ | |
| 1508 private void resumeDocumentListenerNotification() { | |
| 1509 if (fDeferredDocumentEvent !is null) { | |
| 1510 DocumentEvent event= fDeferredDocumentEvent; | |
| 1511 fDeferredDocumentEvent= null; | |
| 1512 doFireDocumentChanged(event); | |
| 1513 } | |
| 1514 } | |
| 1515 | |
| 1516 /* | |
| 1517 * @see dwtx.jface.text.IDocumentExtension3#computeZeroLengthPartitioning(java.lang.String, int, int) | |
| 1518 * @since 3.0 | |
| 1519 */ | |
|
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1520 public ITypedRegion[] computePartitioning(String partitioning, int offset, int length, bool includeZeroLengthPartitions) { |
| 129 | 1521 if ((0 > offset) || (0 > length) || (offset + length > getLength())) |
| 1522 throw new BadLocationException(); | |
| 1523 | |
| 1524 IDocumentPartitioner partitioner= getDocumentPartitioner(partitioning); | |
| 1525 | |
| 138 | 1526 if ( cast(IDocumentPartitionerExtension2)partitioner ) { |
| 129 | 1527 checkStateOfPartitioner(partitioner, partitioning); |
| 134 | 1528 return (cast(IDocumentPartitionerExtension2) partitioner).computePartitioning(offset, length, includeZeroLengthPartitions); |
| 129 | 1529 } else if (partitioner !is null) { |
| 1530 checkStateOfPartitioner(partitioner, partitioning); | |
| 1531 return partitioner.computePartitioning(offset, length); | |
| 1532 } else if (DEFAULT_PARTITIONING.equals(partitioning)) | |
|
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1533 return [ new TypedRegion(offset, length, DEFAULT_CONTENT_TYPE) ]; |
| 129 | 1534 else |
| 1535 throw new BadPartitioningException(); | |
| 1536 } | |
| 1537 | |
| 1538 /* | |
| 1539 * @see dwtx.jface.text.IDocumentExtension3#getZeroLengthContentType(java.lang.String, int) | |
| 1540 * @since 3.0 | |
| 1541 */ | |
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1542 public String getContentType(String partitioning, int offset, bool preferOpenPartitions) { |
| 129 | 1543 if ((0 > offset) || (offset > getLength())) |
| 1544 throw new BadLocationException(); | |
| 1545 | |
| 1546 IDocumentPartitioner partitioner= getDocumentPartitioner(partitioning); | |
| 1547 | |
| 138 | 1548 if ( cast(IDocumentPartitionerExtension2)partitioner ) { |
| 129 | 1549 checkStateOfPartitioner(partitioner, partitioning); |
| 134 | 1550 return (cast(IDocumentPartitionerExtension2) partitioner).getContentType(offset, preferOpenPartitions); |
| 129 | 1551 } else if (partitioner !is null) { |
| 1552 checkStateOfPartitioner(partitioner, partitioning); | |
| 1553 return partitioner.getContentType(offset); | |
| 1554 } else if (DEFAULT_PARTITIONING.equals(partitioning)) | |
| 1555 return DEFAULT_CONTENT_TYPE; | |
| 1556 else | |
| 1557 throw new BadPartitioningException(); | |
| 1558 } | |
| 1559 | |
| 1560 /* | |
| 1561 * @see dwtx.jface.text.IDocumentExtension3#getDocumentPartitioner(java.lang.String) | |
| 1562 * @since 3.0 | |
| 1563 */ | |
| 1564 public IDocumentPartitioner getDocumentPartitioner(String partitioning) { | |
| 134 | 1565 return fDocumentPartitioners !is null ? cast(IDocumentPartitioner) fDocumentPartitioners.get(partitioning) : null; |
| 129 | 1566 } |
| 1567 | |
| 1568 /* | |
| 1569 * @see dwtx.jface.text.IDocumentExtension3#getLegalContentTypes(java.lang.String) | |
| 1570 * @since 3.0 | |
| 1571 */ | |
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1572 public String[] getLegalContentTypes(String partitioning) { |
| 129 | 1573 IDocumentPartitioner partitioner= getDocumentPartitioner(partitioning); |
| 1574 if (partitioner !is null) | |
| 1575 return partitioner.getLegalContentTypes(); | |
| 1576 if (DEFAULT_PARTITIONING.equals(partitioning)) | |
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1577 return [ DEFAULT_CONTENT_TYPE ]; |
| 129 | 1578 throw new BadPartitioningException(); |
| 1579 } | |
| 1580 | |
| 1581 /* | |
| 1582 * @see dwtx.jface.text.IDocumentExtension3#getZeroLengthPartition(java.lang.String, int) | |
| 1583 * @since 3.0 | |
| 1584 */ | |
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1585 public ITypedRegion getPartition(String partitioning, int offset, bool preferOpenPartitions) { |
| 129 | 1586 if ((0 > offset) || (offset > getLength())) |
| 1587 throw new BadLocationException(); | |
| 1588 | |
| 1589 IDocumentPartitioner partitioner= getDocumentPartitioner(partitioning); | |
| 1590 | |
| 138 | 1591 if ( cast(IDocumentPartitionerExtension2)partitioner ) { |
| 129 | 1592 checkStateOfPartitioner(partitioner, partitioning); |
| 134 | 1593 return (cast(IDocumentPartitionerExtension2) partitioner).getPartition(offset, preferOpenPartitions); |
| 129 | 1594 } else if (partitioner !is null) { |
| 1595 checkStateOfPartitioner(partitioner, partitioning); | |
| 1596 return partitioner.getPartition(offset); | |
| 1597 } else if (DEFAULT_PARTITIONING.equals(partitioning)) | |
| 1598 return new TypedRegion(0, getLength(), DEFAULT_CONTENT_TYPE); | |
| 1599 else | |
| 1600 throw new BadPartitioningException(); | |
| 1601 } | |
| 1602 | |
| 1603 /* | |
| 1604 * @see dwtx.jface.text.IDocumentExtension3#getPartitionings() | |
| 1605 * @since 3.0 | |
| 1606 */ | |
| 1607 public String[] getPartitionings() { | |
| 1608 if (fDocumentPartitioners is null) | |
| 1609 return new String[0]; | |
| 1610 String[] partitionings= new String[fDocumentPartitioners.size()]; | |
| 1611 fDocumentPartitioners.keySet().toArray(partitionings); | |
| 1612 return partitionings; | |
| 1613 } | |
| 1614 | |
| 1615 /* | |
| 1616 * @see dwtx.jface.text.IDocumentExtension3#setDocumentPartitioner(java.lang.String, dwtx.jface.text.IDocumentPartitioner) | |
| 1617 * @since 3.0 | |
| 1618 */ | |
| 1619 public void setDocumentPartitioner(String partitioning, IDocumentPartitioner partitioner) { | |
| 1620 if (partitioner is null) { | |
| 1621 if (fDocumentPartitioners !is null) { | |
| 1622 fDocumentPartitioners.remove(partitioning); | |
| 1623 if (fDocumentPartitioners.size() is 0) | |
| 1624 fDocumentPartitioners= null; | |
| 1625 } | |
| 1626 } else { | |
| 1627 if (fDocumentPartitioners is null) | |
| 1628 fDocumentPartitioners= new HashMap(); | |
| 1629 fDocumentPartitioners.put(partitioning, partitioner); | |
| 1630 } | |
| 1631 DocumentPartitioningChangedEvent event= new DocumentPartitioningChangedEvent(this); | |
| 1632 event.setPartitionChange(partitioning, 0, getLength()); | |
| 1633 fireDocumentPartitioningChanged(event); | |
| 1634 } | |
| 1635 | |
| 1636 /* | |
| 1637 * @see dwtx.jface.text.IRepairableDocument#repairLineInformation() | |
| 1638 * @since 3.0 | |
| 1639 */ | |
| 1640 public void repairLineInformation() { | |
| 1641 getTracker().set(get()); | |
| 1642 } | |
| 1643 | |
| 1644 /** | |
| 1645 * Fires the given event to all registered rewrite session listeners. Uses robust iterators. | |
| 1646 * | |
| 1647 * @param event the event to be fired | |
| 1648 * @since 3.1 | |
| 1649 */ | |
| 1650 protected void fireRewriteSessionChanged(DocumentRewriteSessionEvent event) { | |
| 1651 if (fDocumentRewriteSessionListeners.size() > 0) { | |
| 1652 List list= new ArrayList(fDocumentRewriteSessionListeners); | |
| 1653 Iterator e= list.iterator(); | |
| 1654 while (e.hasNext()) { | |
| 134 | 1655 IDocumentRewriteSessionListener l= cast(IDocumentRewriteSessionListener) e.next(); |
| 129 | 1656 l.documentRewriteSessionChanged(event); |
| 1657 } | |
| 1658 } | |
| 1659 } | |
| 1660 | |
| 1661 /* | |
| 1662 * @see dwtx.jface.text.IDocumentExtension4#getActiveRewriteSession() | |
| 1663 */ | |
| 1664 public final DocumentRewriteSession getActiveRewriteSession() { | |
| 1665 return fDocumentRewriteSession; | |
| 1666 } | |
| 1667 | |
| 1668 /* | |
| 1669 * @see dwtx.jface.text.IDocumentExtension4#startRewriteSession(dwtx.jface.text.DocumentRewriteSessionType) | |
| 1670 * @since 3.1 | |
| 1671 */ | |
| 1672 public DocumentRewriteSession startRewriteSession(DocumentRewriteSessionType sessionType) { | |
| 1673 | |
| 1674 if (getActiveRewriteSession() !is null) | |
| 1675 throw new IllegalStateException(); | |
| 1676 | |
| 1677 | |
| 1678 fDocumentRewriteSession= new DocumentRewriteSession(sessionType); | |
|
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1679 if (DEBUG) |
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1680 System.out_.println("AbstractDocument: Starting rewrite session: " + fDocumentRewriteSession); //$NON-NLS-1$ |
| 129 | 1681 |
| 1682 fireRewriteSessionChanged(new DocumentRewriteSessionEvent(this, fDocumentRewriteSession, DocumentRewriteSessionEvent.SESSION_START)); | |
| 1683 | |
| 1684 startRewriteSessionOnPartitioners(fDocumentRewriteSession); | |
| 1685 | |
| 1686 ILineTracker tracker= getTracker(); | |
| 138 | 1687 if ( cast(ILineTrackerExtension)tracker ) { |
| 134 | 1688 ILineTrackerExtension extension= cast(ILineTrackerExtension) tracker; |
| 129 | 1689 extension.startRewriteSession(fDocumentRewriteSession); |
| 1690 } | |
| 1691 | |
| 1692 if (DocumentRewriteSessionType.SEQUENTIAL is sessionType) | |
| 1693 startSequentialRewrite(false); | |
| 1694 else if (DocumentRewriteSessionType.STRICTLY_SEQUENTIAL is sessionType) | |
| 1695 startSequentialRewrite(true); | |
| 1696 | |
| 1697 return fDocumentRewriteSession; | |
| 1698 } | |
| 1699 | |
| 1700 /** | |
| 1701 * Starts the given rewrite session. | |
| 1702 * | |
| 1703 * @param session the rewrite session | |
| 1704 * @since 3.1 | |
| 1705 */ | |
| 1706 protected final void startRewriteSessionOnPartitioners(DocumentRewriteSession session) { | |
| 1707 if (fDocumentPartitioners !is null) { | |
| 1708 Iterator e= fDocumentPartitioners.values().iterator(); | |
| 1709 while (e.hasNext()) { | |
| 1710 Object partitioner= e.next(); | |
| 138 | 1711 if ( cast(IDocumentPartitionerExtension3)partitioner ) { |
| 134 | 1712 IDocumentPartitionerExtension3 extension= cast(IDocumentPartitionerExtension3) partitioner; |
| 129 | 1713 extension.startRewriteSession(session); |
| 1714 } | |
| 1715 } | |
| 1716 } | |
| 1717 } | |
| 1718 | |
| 1719 /* | |
| 1720 * @see dwtx.jface.text.IDocumentExtension4#stopRewriteSession(dwtx.jface.text.DocumentRewriteSession) | |
| 1721 * @since 3.1 | |
| 1722 */ | |
| 1723 public void stopRewriteSession(DocumentRewriteSession session) { | |
| 1724 if (fDocumentRewriteSession is session) { | |
| 1725 | |
|
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1726 if (DEBUG) |
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1727 System.out_.println("AbstractDocument: Stopping rewrite session: " + session); //$NON-NLS-1$ |
| 129 | 1728 |
| 1729 DocumentRewriteSessionType sessionType= session.getSessionType(); | |
| 1730 if (DocumentRewriteSessionType.SEQUENTIAL is sessionType || DocumentRewriteSessionType.STRICTLY_SEQUENTIAL is sessionType) | |
| 1731 stopSequentialRewrite(); | |
| 1732 | |
| 1733 ILineTracker tracker= getTracker(); | |
| 138 | 1734 if ( cast(ILineTrackerExtension)tracker ) { |
| 134 | 1735 ILineTrackerExtension extension= cast(ILineTrackerExtension) tracker; |
| 129 | 1736 extension.stopRewriteSession(session, get()); |
| 1737 } | |
| 1738 | |
| 1739 stopRewriteSessionOnPartitioners(fDocumentRewriteSession); | |
| 1740 | |
| 1741 fDocumentRewriteSession= null; | |
| 1742 fireRewriteSessionChanged(new DocumentRewriteSessionEvent(this, session, DocumentRewriteSessionEvent.SESSION_STOP)); | |
| 1743 } | |
| 1744 } | |
| 1745 | |
| 1746 /** | |
| 1747 * Stops the given rewrite session. | |
| 1748 * | |
| 1749 * @param session the rewrite session | |
| 1750 * @since 3.1 | |
| 1751 */ | |
| 1752 protected final void stopRewriteSessionOnPartitioners(DocumentRewriteSession session) { | |
| 1753 if (fDocumentPartitioners !is null) { | |
| 1754 DocumentPartitioningChangedEvent event= new DocumentPartitioningChangedEvent(this); | |
| 1755 Iterator e= fDocumentPartitioners.keySet().iterator(); | |
| 1756 while (e.hasNext()) { | |
| 134 | 1757 String partitioning= cast(String) e.next(); |
| 1758 IDocumentPartitioner partitioner= cast(IDocumentPartitioner) fDocumentPartitioners.get(partitioning); | |
| 138 | 1759 if ( cast(IDocumentPartitionerExtension3)partitioner ) { |
| 134 | 1760 IDocumentPartitionerExtension3 extension= cast(IDocumentPartitionerExtension3) partitioner; |
| 129 | 1761 extension.stopRewriteSession(session); |
| 1762 event.setPartitionChange(partitioning, 0, getLength()); | |
| 1763 } | |
| 1764 } | |
| 1765 if (!event.isEmpty()) | |
| 1766 fireDocumentPartitioningChanged(event); | |
| 1767 } | |
| 1768 } | |
| 1769 | |
| 1770 /* | |
| 1771 * @see dwtx.jface.text.IDocumentExtension4#addDocumentRewriteSessionListener(dwtx.jface.text.IDocumentRewriteSessionListener) | |
| 1772 * @since 3.1 | |
| 1773 */ | |
| 1774 public void addDocumentRewriteSessionListener(IDocumentRewriteSessionListener listener) { | |
| 1775 Assert.isNotNull(listener); | |
| 1776 if (! fDocumentRewriteSessionListeners.contains(listener)) | |
| 1777 fDocumentRewriteSessionListeners.add(listener); | |
| 1778 } | |
| 1779 | |
| 1780 /* | |
| 1781 * @see dwtx.jface.text.IDocumentExtension4#removeDocumentRewriteSessionListener(dwtx.jface.text.IDocumentRewriteSessionListener) | |
| 1782 * @since 3.1 | |
| 1783 */ | |
| 1784 public void removeDocumentRewriteSessionListener(IDocumentRewriteSessionListener listener) { | |
| 1785 Assert.isNotNull(listener); | |
| 1786 fDocumentRewriteSessionListeners.remove(listener); | |
| 1787 } | |
| 1788 | |
| 1789 /** | |
| 1790 * Checks the state for the given partitioner and stops the | |
| 1791 * active rewrite session. | |
| 1792 * | |
| 1793 * @param partitioner the document partitioner to be checked | |
| 1794 * @param partitioning the document partitioning the partitioner is registered for | |
| 1795 * @since 3.1 | |
| 1796 */ | |
| 1797 protected final void checkStateOfPartitioner(IDocumentPartitioner partitioner, String partitioning) { | |
| 138 | 1798 if (!( cast(IDocumentPartitionerExtension3)partitioner )) |
| 129 | 1799 return; |
| 1800 | |
| 134 | 1801 IDocumentPartitionerExtension3 extension= cast(IDocumentPartitionerExtension3) partitioner; |
| 129 | 1802 DocumentRewriteSession session= extension.getActiveRewriteSession(); |
| 1803 if (session !is null) { | |
| 1804 extension.stopRewriteSession(session); | |
| 1805 | |
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1806 if (DEBUG) |
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1807 System.out_.println("AbstractDocument: Flushing rewrite session for partition type: " + partitioning); //$NON-NLS-1$ |
| 129 | 1808 |
| 1809 DocumentPartitioningChangedEvent event= new DocumentPartitioningChangedEvent(this); | |
| 1810 event.setPartitionChange(partitioning, 0, getLength()); | |
| 1811 fireDocumentPartitioningChanged(event); | |
| 1812 } | |
| 1813 } | |
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1814 |
| 129 | 1815 /** |
| 1816 * Returns all positions of the given category that are inside the given region. | |
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1817 * |
| 129 | 1818 * @param category the position category |
| 1819 * @param offset the start position of the region, must be >= 0 | |
| 1820 * @param length the length of the region, must be >= 0 | |
| 1821 * @param canStartBefore if <code>true</code> then positions are included | |
| 1822 * which start before the region if they end at or after the regions start | |
| 1823 * @param canEndAfter if <code>true</code> then positions are included | |
| 1824 * which end after the region if they start at or before the regions end | |
| 1825 * @return all positions inside the region of the given category | |
| 1826 * @throws BadPositionCategoryException if category is undefined in this document | |
| 1827 * @since 3.4 | |
| 1828 */ | |
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1829 public Position[] getPositions(String category, int offset, int length, bool canStartBefore, bool canEndAfter) { |
| 129 | 1830 if (canStartBefore && canEndAfter || (!canStartBefore && !canEndAfter)) { |
| 1831 List documentPositions; | |
| 1832 if (canStartBefore && canEndAfter) { | |
| 1833 if (offset < getLength() / 2) { | |
| 1834 documentPositions= getStartingPositions(category, 0, offset + length); | |
| 1835 } else { | |
| 1836 documentPositions= getEndingPositions(category, offset, getLength() - offset + 1); | |
| 1837 } | |
| 1838 } else { | |
| 1839 documentPositions= getStartingPositions(category, offset, length); | |
| 1840 } | |
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1841 |
| 129 | 1842 ArrayList list= new ArrayList(documentPositions.size()); |
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1843 |
| 129 | 1844 Position region= new Position(offset, length); |
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1845 |
| 129 | 1846 for (Iterator iterator= documentPositions.iterator(); iterator.hasNext();) { |
| 134 | 1847 Position position= cast(Position) iterator.next(); |
| 129 | 1848 if (isWithinRegion(region, position, canStartBefore, canEndAfter)) { |
| 1849 list.add(position); | |
| 1850 } | |
| 1851 } | |
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1852 |
| 129 | 1853 Position[] positions= new Position[list.size()]; |
| 1854 list.toArray(positions); | |
| 1855 return positions; | |
| 1856 } else if (canStartBefore) { | |
| 1857 List list= getEndingPositions(category, offset, length); | |
| 1858 Position[] positions= new Position[list.size()]; | |
| 1859 list.toArray(positions); | |
| 1860 return positions; | |
| 1861 } else { | |
| 1862 Assert.isLegal(canEndAfter && !canStartBefore); | |
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1863 |
| 129 | 1864 List list= getStartingPositions(category, offset, length); |
| 1865 Position[] positions= new Position[list.size()]; | |
| 1866 list.toArray(positions); | |
| 1867 return positions; | |
| 1868 } | |
| 1869 } | |
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1870 |
| 129 | 1871 /* |
| 1872 * @since 3.4 | |
| 1873 */ | |
| 1874 private bool isWithinRegion(Position region, Position position, bool canStartBefore, bool canEndAfter) { | |
| 1875 if (canStartBefore && canEndAfter) { | |
| 1876 return region.overlapsWith(position.getOffset(), position.getLength()); | |
| 1877 } else if (canStartBefore) { | |
| 1878 return region.includes(position.getOffset() + position.getLength() - 1); | |
| 1879 } else if (canEndAfter) { | |
| 1880 return region.includes(position.getOffset()); | |
| 1881 } else { | |
| 1882 int start= position.getOffset(); | |
| 1883 return region.includes(start) && region.includes(start + position.getLength() - 1); | |
| 1884 } | |
| 1885 } | |
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1886 |
| 129 | 1887 /** |
| 1888 * A list of positions in the given category with an offset inside the given | |
| 1889 * region. The order of the positions is arbitrary. | |
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1890 * |
| 129 | 1891 * @param category the position category |
| 1892 * @param offset the offset of the region | |
| 1893 * @param length the length of the region | |
| 1894 * @return a list of the positions in the region | |
| 1895 * @throws BadPositionCategoryException if category is undefined in this document | |
| 1896 * @since 3.4 | |
| 1897 */ | |
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1898 private List getStartingPositions(String category, int offset, int length) { |
| 134 | 1899 List positions= cast(List) fPositions.get(category); |
| 129 | 1900 if (positions is null) |
| 1901 throw new BadPositionCategoryException(); | |
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1902 |
| 129 | 1903 int indexStart= computeIndexInPositionList(positions, offset, true); |
| 1904 int indexEnd= computeIndexInPositionList(positions, offset + length, true); | |
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1905 |
| 129 | 1906 return positions.subList(indexStart, indexEnd); |
| 1907 } | |
| 1908 | |
| 1909 /** | |
| 1910 * A list of positions in the given category with an end position inside | |
| 1911 * the given region. The order of the positions is arbitrary. | |
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1912 * |
| 129 | 1913 * @param category the position category |
| 1914 * @param offset the offset of the region | |
| 1915 * @param length the length of the region | |
| 1916 * @return a list of the positions in the region | |
| 1917 * @throws BadPositionCategoryException if category is undefined in this document | |
| 1918 * @since 3.4 | |
| 1919 */ | |
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1920 private List getEndingPositions(String category, int offset, int length) { |
| 134 | 1921 List positions= cast(List) fEndPositions.get(category); |
| 129 | 1922 if (positions is null) |
| 1923 throw new BadPositionCategoryException(); | |
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1924 |
| 129 | 1925 int indexStart= computeIndexInPositionList(positions, offset, false); |
| 1926 int indexEnd= computeIndexInPositionList(positions, offset + length, false); | |
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1927 |
| 129 | 1928 return positions.subList(indexStart, indexEnd); |
| 1929 } | |
| 1930 | |
| 1931 | |
| 1932 } |