Mercurial > projects > dwt-addons
annotate dwtx/jface/text/DefaultDocumentAdapter.d @ 172:d994a8b2cdf7
again compile fixes
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Wed, 10 Sep 2008 23:14:02 +0200 |
| parents | 1a5b8f8129df |
| children | c6d7b1ea700b |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2007 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.DefaultDocumentAdapter; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.IDocumentPartitioningListener; // packageimport |
| 16 import dwtx.jface.text.DefaultTextHover; // packageimport | |
| 17 import dwtx.jface.text.AbstractInformationControl; // packageimport | |
| 18 import dwtx.jface.text.TextUtilities; // packageimport | |
| 19 import dwtx.jface.text.IInformationControlCreatorExtension; // packageimport | |
| 20 import dwtx.jface.text.AbstractInformationControlManager; // packageimport | |
| 21 import dwtx.jface.text.ITextViewerExtension2; // packageimport | |
| 22 import dwtx.jface.text.IDocumentPartitioner; // packageimport | |
| 23 import dwtx.jface.text.DefaultIndentLineAutoEditStrategy; // packageimport | |
| 24 import dwtx.jface.text.ITextSelection; // packageimport | |
| 25 import dwtx.jface.text.Document; // packageimport | |
| 26 import dwtx.jface.text.FindReplaceDocumentAdapterContentProposalProvider; // packageimport | |
| 27 import dwtx.jface.text.ITextListener; // packageimport | |
| 28 import dwtx.jface.text.BadPartitioningException; // packageimport | |
| 29 import dwtx.jface.text.ITextViewerExtension5; // packageimport | |
| 30 import dwtx.jface.text.IDocumentPartitionerExtension3; // packageimport | |
| 31 import dwtx.jface.text.IUndoManager; // packageimport | |
| 32 import dwtx.jface.text.ITextHoverExtension2; // packageimport | |
| 33 import dwtx.jface.text.IRepairableDocument; // packageimport | |
| 34 import dwtx.jface.text.IRewriteTarget; // packageimport | |
| 35 import dwtx.jface.text.DefaultPositionUpdater; // packageimport | |
| 36 import dwtx.jface.text.RewriteSessionEditProcessor; // packageimport | |
| 37 import dwtx.jface.text.TextViewerHoverManager; // packageimport | |
| 38 import dwtx.jface.text.DocumentRewriteSession; // packageimport | |
| 39 import dwtx.jface.text.TextViewer; // packageimport | |
| 40 import dwtx.jface.text.ITextViewerExtension8; // packageimport | |
| 41 import dwtx.jface.text.RegExMessages; // packageimport | |
| 42 import dwtx.jface.text.IDelayedInputChangeProvider; // packageimport | |
| 43 import dwtx.jface.text.ITextOperationTargetExtension; // packageimport | |
| 44 import dwtx.jface.text.IWidgetTokenOwner; // packageimport | |
| 45 import dwtx.jface.text.IViewportListener; // packageimport | |
| 46 import dwtx.jface.text.GapTextStore; // packageimport | |
| 47 import dwtx.jface.text.MarkSelection; // packageimport | |
| 48 import dwtx.jface.text.IDocumentPartitioningListenerExtension; // packageimport | |
| 49 import dwtx.jface.text.IDocumentAdapterExtension; // packageimport | |
| 50 import dwtx.jface.text.IInformationControlExtension; // packageimport | |
| 51 import dwtx.jface.text.IDocumentPartitioningListenerExtension2; // packageimport | |
| 52 import dwtx.jface.text.ITextViewerExtension3; // packageimport | |
| 53 import dwtx.jface.text.IInformationControlCreator; // packageimport | |
| 54 import dwtx.jface.text.TypedRegion; // packageimport | |
| 55 import dwtx.jface.text.ISynchronizable; // packageimport | |
| 56 import dwtx.jface.text.IMarkRegionTarget; // packageimport | |
| 57 import dwtx.jface.text.TextViewerUndoManager; // packageimport | |
| 58 import dwtx.jface.text.IRegion; // packageimport | |
| 59 import dwtx.jface.text.IInformationControlExtension2; // packageimport | |
| 60 import dwtx.jface.text.IDocumentExtension4; // packageimport | |
| 61 import dwtx.jface.text.IDocumentExtension2; // packageimport | |
| 62 import dwtx.jface.text.IDocumentPartitionerExtension2; // packageimport | |
| 63 import dwtx.jface.text.DefaultInformationControl; // packageimport | |
| 64 import dwtx.jface.text.IWidgetTokenOwnerExtension; // packageimport | |
| 65 import dwtx.jface.text.DocumentClone; // packageimport | |
| 66 import dwtx.jface.text.DefaultUndoManager; // packageimport | |
| 67 import dwtx.jface.text.IFindReplaceTarget; // packageimport | |
| 68 import dwtx.jface.text.IAutoEditStrategy; // packageimport | |
| 69 import dwtx.jface.text.ILineTrackerExtension; // packageimport | |
| 70 import dwtx.jface.text.IUndoManagerExtension; // packageimport | |
| 71 import dwtx.jface.text.TextSelection; // packageimport | |
| 72 import dwtx.jface.text.DefaultAutoIndentStrategy; // packageimport | |
| 73 import dwtx.jface.text.IAutoIndentStrategy; // packageimport | |
| 74 import dwtx.jface.text.IPainter; // packageimport | |
| 75 import dwtx.jface.text.IInformationControl; // packageimport | |
| 76 import dwtx.jface.text.IInformationControlExtension3; // packageimport | |
| 77 import dwtx.jface.text.ITextViewerExtension6; // packageimport | |
| 78 import dwtx.jface.text.IInformationControlExtension4; // packageimport | |
| 79 import dwtx.jface.text.DefaultLineTracker; // packageimport | |
| 80 import dwtx.jface.text.IDocumentInformationMappingExtension; // packageimport | |
| 81 import dwtx.jface.text.IRepairableDocumentExtension; // packageimport | |
| 82 import dwtx.jface.text.ITextHover; // packageimport | |
| 83 import dwtx.jface.text.FindReplaceDocumentAdapter; // packageimport | |
| 84 import dwtx.jface.text.ILineTracker; // packageimport | |
| 85 import dwtx.jface.text.Line; // packageimport | |
| 86 import dwtx.jface.text.ITextViewerExtension; // packageimport | |
| 87 import dwtx.jface.text.IDocumentAdapter; // packageimport | |
| 88 import dwtx.jface.text.TextEvent; // packageimport | |
| 89 import dwtx.jface.text.BadLocationException; // packageimport | |
| 90 import dwtx.jface.text.AbstractDocument; // packageimport | |
| 91 import dwtx.jface.text.AbstractLineTracker; // packageimport | |
| 92 import dwtx.jface.text.TreeLineTracker; // packageimport | |
| 93 import dwtx.jface.text.ITextPresentationListener; // packageimport | |
| 94 import dwtx.jface.text.Region; // packageimport | |
| 95 import dwtx.jface.text.ITextViewer; // packageimport | |
| 96 import dwtx.jface.text.IDocumentInformationMapping; // packageimport | |
| 97 import dwtx.jface.text.MarginPainter; // packageimport | |
| 98 import dwtx.jface.text.IPaintPositionManager; // packageimport | |
| 99 import dwtx.jface.text.TextPresentation; // packageimport | |
| 100 import dwtx.jface.text.IFindReplaceTargetExtension; // packageimport | |
| 101 import dwtx.jface.text.ISlaveDocumentManagerExtension; // packageimport | |
| 102 import dwtx.jface.text.ISelectionValidator; // packageimport | |
| 103 import dwtx.jface.text.IDocumentExtension; // packageimport | |
| 104 import dwtx.jface.text.PropagatingFontFieldEditor; // packageimport | |
| 105 import dwtx.jface.text.ConfigurableLineTracker; // packageimport | |
| 106 import dwtx.jface.text.SlaveDocumentEvent; // packageimport | |
| 107 import dwtx.jface.text.IDocumentListener; // packageimport | |
| 108 import dwtx.jface.text.PaintManager; // packageimport | |
| 109 import dwtx.jface.text.IFindReplaceTargetExtension3; // packageimport | |
| 110 import dwtx.jface.text.ITextDoubleClickStrategy; // packageimport | |
| 111 import dwtx.jface.text.IDocumentExtension3; // packageimport | |
| 112 import dwtx.jface.text.Position; // packageimport | |
| 113 import dwtx.jface.text.TextMessages; // packageimport | |
| 114 import dwtx.jface.text.CopyOnWriteTextStore; // packageimport | |
| 115 import dwtx.jface.text.WhitespaceCharacterPainter; // packageimport | |
| 116 import dwtx.jface.text.IPositionUpdater; // packageimport | |
| 117 import dwtx.jface.text.DefaultTextDoubleClickStrategy; // packageimport | |
| 118 import dwtx.jface.text.ListLineTracker; // packageimport | |
| 119 import dwtx.jface.text.ITextInputListener; // packageimport | |
| 120 import dwtx.jface.text.BadPositionCategoryException; // packageimport | |
| 121 import dwtx.jface.text.IWidgetTokenKeeperExtension; // packageimport | |
| 122 import dwtx.jface.text.IInputChangedListener; // packageimport | |
| 123 import dwtx.jface.text.ITextOperationTarget; // packageimport | |
| 124 import dwtx.jface.text.IDocumentInformationMappingExtension2; // packageimport | |
| 125 import dwtx.jface.text.ITextViewerExtension7; // packageimport | |
| 126 import dwtx.jface.text.IInformationControlExtension5; // packageimport | |
| 127 import dwtx.jface.text.IDocumentRewriteSessionListener; // packageimport | |
| 128 import dwtx.jface.text.JFaceTextUtil; // packageimport | |
| 129 import dwtx.jface.text.AbstractReusableInformationControlCreator; // packageimport | |
| 130 import dwtx.jface.text.TabsToSpacesConverter; // packageimport | |
| 131 import dwtx.jface.text.CursorLinePainter; // packageimport | |
| 132 import dwtx.jface.text.ITextHoverExtension; // packageimport | |
| 133 import dwtx.jface.text.IEventConsumer; // packageimport | |
| 134 import dwtx.jface.text.IDocument; // packageimport | |
| 135 import dwtx.jface.text.IWidgetTokenKeeper; // packageimport | |
| 136 import dwtx.jface.text.DocumentCommand; // packageimport | |
| 137 import dwtx.jface.text.TypedPosition; // packageimport | |
| 138 import dwtx.jface.text.IEditingSupportRegistry; // packageimport | |
| 139 import dwtx.jface.text.IDocumentPartitionerExtension; // packageimport | |
| 140 import dwtx.jface.text.AbstractHoverInformationControlManager; // packageimport | |
| 141 import dwtx.jface.text.IEditingSupport; // packageimport | |
| 142 import dwtx.jface.text.IMarkSelection; // packageimport | |
| 143 import dwtx.jface.text.ISlaveDocumentManager; // packageimport | |
| 144 import dwtx.jface.text.DocumentEvent; // packageimport | |
| 145 import dwtx.jface.text.DocumentPartitioningChangedEvent; // packageimport | |
| 146 import dwtx.jface.text.ITextStore; // packageimport | |
| 147 import dwtx.jface.text.JFaceTextMessages; // packageimport | |
| 148 import dwtx.jface.text.DocumentRewriteSessionEvent; // packageimport | |
| 149 import dwtx.jface.text.SequentialRewriteTextStore; // packageimport | |
| 150 import dwtx.jface.text.DocumentRewriteSessionType; // packageimport | |
| 151 import dwtx.jface.text.TextAttribute; // packageimport | |
| 152 import dwtx.jface.text.ITextViewerExtension4; // packageimport | |
| 153 import dwtx.jface.text.ITypedRegion; // packageimport | |
| 154 | |
| 155 | |
| 129 | 156 import dwt.dwthelper.utils; |
| 157 | |
| 158 | |
|
153
f70d9508c95c
Fix java Collection imports
Frank Benoit <benoit@tionex.de>
parents:
140
diff
changeset
|
159 import dwtx.dwtxhelper.Collection; |
|
f70d9508c95c
Fix java Collection imports
Frank Benoit <benoit@tionex.de>
parents:
140
diff
changeset
|
160 |
|
f70d9508c95c
Fix java Collection imports
Frank Benoit <benoit@tionex.de>
parents:
140
diff
changeset
|
161 |
| 129 | 162 |
| 163 import dwt.DWT; | |
| 164 import dwt.custom.TextChangeListener; | |
| 165 import dwt.custom.TextChangedEvent; | |
| 166 import dwt.custom.TextChangingEvent; | |
| 167 import dwtx.core.runtime.Assert; | |
| 168 | |
| 169 | |
| 170 /** | |
| 171 * Default implementation of {@link dwtx.jface.text.IDocumentAdapter}. | |
| 172 * <p> | |
| 173 * <strong>Note:</strong> This adapter does not work if the widget auto-wraps the text. | |
| 174 * </p> | |
| 175 */ | |
| 176 class DefaultDocumentAdapter : IDocumentAdapter, IDocumentListener, IDocumentAdapterExtension { | |
| 177 | |
| 178 /** The adapted document. */ | |
| 179 private IDocument fDocument; | |
| 180 /** The document clone for the non-forwarding case. */ | |
| 181 private IDocument fDocumentClone; | |
| 182 /** The original content */ | |
| 183 private String fOriginalContent; | |
| 184 /** The original line delimiters */ | |
| 185 private String[] fOriginalLineDelimiters; | |
| 186 /** The registered text change listeners */ | |
| 162 | 187 private List fTextChangeListeners; |
| 129 | 188 /** |
| 189 * The remembered document event | |
| 190 * @since 2.0 | |
| 191 */ | |
| 192 private DocumentEvent fEvent; | |
| 193 /** The line delimiter */ | |
| 194 private String fLineDelimiter= null; | |
| 195 /** | |
| 196 * Indicates whether this adapter is forwarding document changes | |
| 197 * @since 2.0 | |
| 198 */ | |
| 199 private bool fIsForwarding= true; | |
| 200 /** | |
| 201 * Length of document at receipt of <code>documentAboutToBeChanged</code> | |
| 202 * @since 2.1 | |
| 203 */ | |
| 204 private int fRememberedLengthOfDocument; | |
| 205 /** | |
| 206 * Length of first document line at receipt of <code>documentAboutToBeChanged</code> | |
| 207 * @since 2.1 | |
| 208 */ | |
| 209 private int fRememberedLengthOfFirstLine; | |
| 210 /** | |
| 211 * The data of the event at receipt of <code>documentAboutToBeChanged</code> | |
| 212 * @since 2.1 | |
| 213 */ | |
| 162 | 214 private DocumentEvent fOriginalEvent; |
| 129 | 215 |
| 216 | |
| 217 /** | |
| 218 * Creates a new document adapter which is initially not connected to | |
| 219 * any document. | |
| 220 */ | |
|
133
7d818bd32d63
Fix ctors to this with gvim regexp
Frank Benoit <benoit@tionex.de>
parents:
131
diff
changeset
|
221 public this() { |
| 162 | 222 fTextChangeListeners= new ArrayList(1); |
| 223 fOriginalEvent= new DocumentEvent(); | |
| 129 | 224 } |
| 225 | |
| 226 /** | |
| 227 * Sets the given document as the document to be adapted. | |
| 228 * | |
| 229 * @param document the document to be adapted or <code>null</code> if there is no document | |
| 230 */ | |
| 231 public void setDocument(IDocument document) { | |
| 232 | |
| 233 if (fDocument !is null) | |
| 234 fDocument.removePrenotifiedDocumentListener(this); | |
| 235 | |
| 236 fDocument= document; | |
| 237 fLineDelimiter= null; | |
| 238 | |
| 239 if (!fIsForwarding) { | |
| 240 fDocumentClone= null; | |
| 241 if (fDocument !is null) { | |
| 242 fOriginalContent= fDocument.get(); | |
| 243 fOriginalLineDelimiters= fDocument.getLegalLineDelimiters(); | |
| 244 } else { | |
| 245 fOriginalContent= null; | |
| 246 fOriginalLineDelimiters= null; | |
| 247 } | |
| 248 } | |
| 249 | |
| 250 if (fDocument !is null) | |
| 251 fDocument.addPrenotifiedDocumentListener(this); | |
| 252 } | |
| 253 | |
| 254 /* | |
| 255 * @see StyledTextContent#addTextChangeListener(TextChangeListener) | |
| 256 */ | |
| 257 public void addTextChangeListener(TextChangeListener listener) { | |
| 162 | 258 Assert.isNotNull(cast(Object)listener); |
| 259 if (!fTextChangeListeners.contains(cast(Object)listener)) | |
| 260 fTextChangeListeners.add(cast(Object)listener); | |
| 129 | 261 } |
| 262 | |
| 263 /* | |
| 264 * @see StyledTextContent#removeTextChangeListener(TextChangeListener) | |
| 265 */ | |
| 266 public void removeTextChangeListener(TextChangeListener listener) { | |
| 162 | 267 Assert.isNotNull(cast(Object)listener); |
| 268 fTextChangeListeners.remove(cast(Object)listener); | |
| 129 | 269 } |
| 270 | |
| 271 /** | |
| 272 * Tries to repair the line information. | |
| 273 * | |
| 274 * @param document the document | |
| 275 * @see IRepairableDocument#repairLineInformation() | |
| 276 * @since 3.0 | |
| 277 */ | |
| 278 private void repairLineInformation(IDocument document) { | |
| 138 | 279 if ( cast(IRepairableDocument)document ) { |
| 134 | 280 IRepairableDocument repairable= cast(IRepairableDocument) document; |
| 129 | 281 repairable.repairLineInformation(); |
| 282 } | |
| 283 } | |
| 284 | |
| 285 /** | |
| 286 * Returns the line for the given line number. | |
| 287 * | |
| 288 * @param document the document | |
| 289 * @param line the line number | |
| 290 * @return the content of the line of the given number in the given document | |
| 291 * @throws BadLocationException if the line number is invalid for the adapted document | |
| 292 * @since 3.0 | |
| 293 */ | |
|
136
6dcb0baaa031
Regex removal of throws decls, some instanceof
Frank Benoit <benoit@tionex.de>
parents:
134
diff
changeset
|
294 private String doGetLine(IDocument document, int line) { |
| 129 | 295 IRegion r= document.getLineInformation(line); |
| 296 return document.get(r.getOffset(), r.getLength()); | |
| 297 } | |
| 298 | |
| 299 private IDocument getDocumentForRead() { | |
| 300 if (!fIsForwarding) { | |
| 301 if (fDocumentClone is null) { | |
| 302 String content= fOriginalContent is null ? "" : fOriginalContent; //$NON-NLS-1$ | |
| 303 String[] delims= fOriginalLineDelimiters is null ? DefaultLineTracker.DELIMITERS : fOriginalLineDelimiters; | |
| 304 fDocumentClone= new DocumentClone(content, delims); | |
| 305 } | |
| 306 return fDocumentClone; | |
| 307 } | |
| 308 | |
| 309 return fDocument; | |
| 310 } | |
| 311 | |
| 312 /* | |
| 313 * @see StyledTextContent#getLine(int) | |
| 314 */ | |
| 315 public String getLine(int line) { | |
| 316 | |
| 317 IDocument document= getDocumentForRead(); | |
| 318 try { | |
| 319 return doGetLine(document, line); | |
| 320 } catch (BadLocationException x) { | |
| 321 repairLineInformation(document); | |
| 322 try { | |
| 323 return doGetLine(document, line); | |
| 324 } catch (BadLocationException x2) { | |
| 325 } | |
| 326 } | |
| 327 | |
| 328 DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
| 329 return null; | |
| 330 } | |
| 331 | |
| 332 /* | |
| 333 * @see StyledTextContent#getLineAtOffset(int) | |
| 334 */ | |
| 335 public int getLineAtOffset(int offset) { | |
| 336 IDocument document= getDocumentForRead(); | |
| 337 try { | |
| 338 return document.getLineOfOffset(offset); | |
| 339 } catch (BadLocationException x) { | |
| 340 repairLineInformation(document); | |
| 341 try { | |
| 342 return document.getLineOfOffset(offset); | |
| 343 } catch (BadLocationException x2) { | |
| 344 } | |
| 345 } | |
| 346 | |
| 347 DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
| 348 return -1; | |
| 349 } | |
| 350 | |
| 351 /* | |
| 352 * @see StyledTextContent#getLineCount() | |
| 353 */ | |
| 354 public int getLineCount() { | |
| 355 return getDocumentForRead().getNumberOfLines(); | |
| 356 } | |
| 357 | |
| 358 /* | |
| 359 * @see StyledTextContent#getOffsetAtLine(int) | |
| 360 */ | |
| 361 public int getOffsetAtLine(int line) { | |
| 362 IDocument document= getDocumentForRead(); | |
| 363 try { | |
| 364 return document.getLineOffset(line); | |
| 365 } catch (BadLocationException x) { | |
| 366 repairLineInformation(document); | |
| 367 try { | |
| 368 return document.getLineOffset(line); | |
| 369 } catch (BadLocationException x2) { | |
| 370 } | |
| 371 } | |
| 372 | |
| 373 DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
| 374 return -1; | |
| 375 } | |
| 376 | |
| 377 /* | |
| 378 * @see StyledTextContent#getTextRange(int, int) | |
| 379 */ | |
| 380 public String getTextRange(int offset, int length) { | |
| 381 try { | |
| 382 return getDocumentForRead().get(offset, length); | |
| 383 } catch (BadLocationException x) { | |
| 384 DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
| 385 return null; | |
| 386 } | |
| 387 } | |
| 388 | |
| 389 /* | |
| 390 * @see StyledTextContent#replaceTextRange(int, int, String) | |
| 391 */ | |
| 392 public void replaceTextRange(int pos, int length, String text) { | |
| 393 try { | |
| 394 fDocument.replace(pos, length, text); | |
| 395 } catch (BadLocationException x) { | |
| 396 DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
| 397 } | |
| 398 } | |
| 399 | |
| 400 /* | |
| 401 * @see StyledTextContent#setText(String) | |
| 402 */ | |
| 403 public void setText(String text) { | |
| 404 fDocument.set(text); | |
| 405 } | |
| 406 | |
| 407 /* | |
| 408 * @see StyledTextContent#getCharCount() | |
| 409 */ | |
| 410 public int getCharCount() { | |
| 411 return getDocumentForRead().getLength(); | |
| 412 } | |
| 413 | |
| 414 /* | |
| 415 * @see StyledTextContent#getLineDelimiter() | |
| 416 */ | |
| 417 public String getLineDelimiter() { | |
| 418 if (fLineDelimiter is null) | |
| 419 fLineDelimiter= TextUtilities.getDefaultLineDelimiter(fDocument); | |
| 420 return fLineDelimiter; | |
| 421 } | |
| 422 | |
| 423 /* | |
| 424 * @see IDocumentListener#documentChanged(DocumentEvent) | |
| 425 */ | |
| 426 public void documentChanged(DocumentEvent event) { | |
| 427 // check whether the given event is the one which was remembered | |
| 428 if (fEvent is null || event !is fEvent) | |
| 429 return; | |
| 430 | |
| 431 if (isPatchedEvent(event) || (event.getOffset() is 0 && event.getLength() is fRememberedLengthOfDocument)) { | |
| 432 fLineDelimiter= null; | |
| 433 fireTextSet(); | |
| 434 } else { | |
| 435 if (event.getOffset() < fRememberedLengthOfFirstLine) | |
| 436 fLineDelimiter= null; | |
| 437 fireTextChanged(); | |
| 438 } | |
| 439 } | |
| 440 | |
| 441 /* | |
| 442 * @see IDocumentListener#documentAboutToBeChanged(DocumentEvent) | |
| 443 */ | |
| 444 public void documentAboutToBeChanged(DocumentEvent event) { | |
| 445 | |
| 446 fRememberedLengthOfDocument= fDocument.getLength(); | |
| 447 try { | |
| 448 fRememberedLengthOfFirstLine= fDocument.getLineLength(0); | |
| 449 } catch (BadLocationException e) { | |
| 450 fRememberedLengthOfFirstLine= -1; | |
| 451 } | |
| 452 | |
| 453 fEvent= event; | |
| 454 rememberEventData(fEvent); | |
| 455 fireTextChanging(); | |
| 456 } | |
| 457 | |
| 458 /** | |
| 459 * Checks whether this event has been changed between <code>documentAboutToBeChanged</code> and | |
| 460 * <code>documentChanged</code>. | |
| 461 * | |
| 462 * @param event the event to be checked | |
| 463 * @return <code>true</code> if the event has been changed, <code>false</code> otherwise | |
| 464 */ | |
| 465 private bool isPatchedEvent(DocumentEvent event) { | |
| 466 return fOriginalEvent.fOffset !is event.fOffset || fOriginalEvent.fLength !is event.fLength || fOriginalEvent.fText !is event.fText; | |
| 467 } | |
| 468 | |
| 469 /** | |
| 470 * Makes a copy of the given event and remembers it. | |
| 471 * | |
| 472 * @param event the event to be copied | |
| 473 */ | |
| 474 private void rememberEventData(DocumentEvent event) { | |
| 475 fOriginalEvent.fOffset= event.fOffset; | |
| 476 fOriginalEvent.fLength= event.fLength; | |
| 477 fOriginalEvent.fText= event.fText; | |
| 478 } | |
| 479 | |
| 480 /** | |
| 481 * Sends a text changed event to all registered listeners. | |
| 482 */ | |
| 483 private void fireTextChanged() { | |
| 484 | |
| 485 if (!fIsForwarding) | |
| 486 return; | |
| 487 | |
| 488 TextChangedEvent event= new TextChangedEvent(this); | |
| 489 | |
| 490 if (fTextChangeListeners !is null && fTextChangeListeners.size() > 0) { | |
|
140
26688fec6d23
Following dsss compile errors
Frank Benoit <benoit@tionex.de>
parents:
138
diff
changeset
|
491 Iterator e= (new ArrayList(fTextChangeListeners)).iterator(); |
| 129 | 492 while (e.hasNext()) |
| 134 | 493 (cast(TextChangeListener) e.next()).textChanged(event); |
| 129 | 494 } |
| 495 } | |
| 496 | |
| 497 /** | |
| 498 * Sends a text set event to all registered listeners. | |
| 499 */ | |
| 500 private void fireTextSet() { | |
| 501 | |
| 502 if (!fIsForwarding) | |
| 503 return; | |
| 504 | |
| 505 TextChangedEvent event = new TextChangedEvent(this); | |
| 506 | |
| 507 if (fTextChangeListeners !is null && fTextChangeListeners.size() > 0) { | |
|
140
26688fec6d23
Following dsss compile errors
Frank Benoit <benoit@tionex.de>
parents:
138
diff
changeset
|
508 Iterator e= (new ArrayList(fTextChangeListeners)).iterator(); |
| 129 | 509 while (e.hasNext()) |
| 134 | 510 (cast(TextChangeListener) e.next()).textSet(event); |
| 129 | 511 } |
| 512 } | |
| 513 | |
| 514 /** | |
| 515 * Sends the text changing event to all registered listeners. | |
| 516 */ | |
| 517 private void fireTextChanging() { | |
| 518 | |
| 519 if (!fIsForwarding) | |
| 520 return; | |
| 521 | |
| 522 try { | |
| 523 IDocument document= fEvent.getDocument(); | |
| 524 if (document is null) | |
| 525 return; | |
| 526 | |
| 527 TextChangingEvent event= new TextChangingEvent(this); | |
| 528 event.start= fEvent.fOffset; | |
| 529 event.replaceCharCount= fEvent.fLength; | |
| 530 event.replaceLineCount= document.getNumberOfLines(fEvent.fOffset, fEvent.fLength) - 1; | |
| 531 event.newText= fEvent.fText; | |
| 532 event.newCharCount= (fEvent.fText is null ? 0 : fEvent.fText.length()); | |
| 533 event.newLineCount= (fEvent.fText is null ? 0 : document.computeNumberOfLines(fEvent.fText)); | |
| 534 | |
| 535 if (fTextChangeListeners !is null && fTextChangeListeners.size() > 0) { | |
|
140
26688fec6d23
Following dsss compile errors
Frank Benoit <benoit@tionex.de>
parents:
138
diff
changeset
|
536 Iterator e= (new ArrayList(fTextChangeListeners)).iterator(); |
| 129 | 537 while (e.hasNext()) |
| 134 | 538 (cast(TextChangeListener) e.next()).textChanging(event); |
| 129 | 539 } |
| 540 | |
| 541 } catch (BadLocationException e) { | |
| 542 } | |
| 543 } | |
| 544 | |
| 545 /* | |
| 546 * @see IDocumentAdapterExtension#resumeForwardingDocumentChanges() | |
| 547 * @since 2.0 | |
| 548 */ | |
| 549 public void resumeForwardingDocumentChanges() { | |
| 550 fIsForwarding= true; | |
| 551 fDocumentClone= null; | |
| 552 fOriginalContent= null; | |
| 553 fOriginalLineDelimiters= null; | |
| 554 fireTextSet(); | |
| 555 } | |
| 556 | |
| 557 /* | |
| 558 * @see IDocumentAdapterExtension#stopForwardingDocumentChanges() | |
| 559 * @since 2.0 | |
| 560 */ | |
| 561 public void stopForwardingDocumentChanges() { | |
| 562 fDocumentClone= null; | |
| 563 fOriginalContent= fDocument.get(); | |
| 564 fOriginalLineDelimiters= fDocument.getLegalLineDelimiters(); | |
| 565 fIsForwarding= false; | |
| 566 } | |
| 162 | 567 |
| 568 /++ | |
| 569 + DWT extension | |
| 570 +/ | |
| 571 public int utf8AdjustOffset( int offset ){ | |
| 572 implMissing(__FILE__,__LINE__); | |
| 573 return offset; | |
| 574 } | |
| 129 | 575 } |