Mercurial > projects > dwt-addons
annotate dwtx/jface/text/ListLineTracker.d @ 146:75302ef3f92f
final
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sun, 24 Aug 2008 22:34:04 +0200 |
| parents | 6dcb0baaa031 |
| children | f70d9508c95c |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2006 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.ListLineTracker; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.IDocumentPartitioningListener; // packageimport |
| 16 import dwtx.jface.text.DefaultTextHover; // packageimport | |
| 17 import dwtx.jface.text.AbstractInformationControl; // packageimport | |
| 18 import dwtx.jface.text.TextUtilities; // packageimport | |
| 19 import dwtx.jface.text.IInformationControlCreatorExtension; // packageimport | |
| 20 import dwtx.jface.text.AbstractInformationControlManager; // packageimport | |
| 21 import dwtx.jface.text.ITextViewerExtension2; // packageimport | |
| 22 import dwtx.jface.text.IDocumentPartitioner; // packageimport | |
| 23 import dwtx.jface.text.DefaultIndentLineAutoEditStrategy; // packageimport | |
| 24 import dwtx.jface.text.ITextSelection; // packageimport | |
| 25 import dwtx.jface.text.Document; // packageimport | |
| 26 import dwtx.jface.text.FindReplaceDocumentAdapterContentProposalProvider; // packageimport | |
| 27 import dwtx.jface.text.ITextListener; // packageimport | |
| 28 import dwtx.jface.text.BadPartitioningException; // packageimport | |
| 29 import dwtx.jface.text.ITextViewerExtension5; // packageimport | |
| 30 import dwtx.jface.text.IDocumentPartitionerExtension3; // packageimport | |
| 31 import dwtx.jface.text.IUndoManager; // packageimport | |
| 32 import dwtx.jface.text.ITextHoverExtension2; // packageimport | |
| 33 import dwtx.jface.text.IRepairableDocument; // packageimport | |
| 34 import dwtx.jface.text.IRewriteTarget; // packageimport | |
| 35 import dwtx.jface.text.DefaultPositionUpdater; // packageimport | |
| 36 import dwtx.jface.text.RewriteSessionEditProcessor; // packageimport | |
| 37 import dwtx.jface.text.TextViewerHoverManager; // packageimport | |
| 38 import dwtx.jface.text.DocumentRewriteSession; // packageimport | |
| 39 import dwtx.jface.text.TextViewer; // packageimport | |
| 40 import dwtx.jface.text.ITextViewerExtension8; // packageimport | |
| 41 import dwtx.jface.text.RegExMessages; // packageimport | |
| 42 import dwtx.jface.text.IDelayedInputChangeProvider; // packageimport | |
| 43 import dwtx.jface.text.ITextOperationTargetExtension; // packageimport | |
| 44 import dwtx.jface.text.IWidgetTokenOwner; // packageimport | |
| 45 import dwtx.jface.text.IViewportListener; // packageimport | |
| 46 import dwtx.jface.text.GapTextStore; // packageimport | |
| 47 import dwtx.jface.text.MarkSelection; // packageimport | |
| 48 import dwtx.jface.text.IDocumentPartitioningListenerExtension; // packageimport | |
| 49 import dwtx.jface.text.IDocumentAdapterExtension; // packageimport | |
| 50 import dwtx.jface.text.IInformationControlExtension; // packageimport | |
| 51 import dwtx.jface.text.IDocumentPartitioningListenerExtension2; // packageimport | |
| 52 import dwtx.jface.text.DefaultDocumentAdapter; // packageimport | |
| 53 import dwtx.jface.text.ITextViewerExtension3; // packageimport | |
| 54 import dwtx.jface.text.IInformationControlCreator; // packageimport | |
| 55 import dwtx.jface.text.TypedRegion; // packageimport | |
| 56 import dwtx.jface.text.ISynchronizable; // packageimport | |
| 57 import dwtx.jface.text.IMarkRegionTarget; // packageimport | |
| 58 import dwtx.jface.text.TextViewerUndoManager; // packageimport | |
| 59 import dwtx.jface.text.IRegion; // packageimport | |
| 60 import dwtx.jface.text.IInformationControlExtension2; // packageimport | |
| 61 import dwtx.jface.text.IDocumentExtension4; // packageimport | |
| 62 import dwtx.jface.text.IDocumentExtension2; // packageimport | |
| 63 import dwtx.jface.text.IDocumentPartitionerExtension2; // packageimport | |
| 64 import dwtx.jface.text.Assert; // packageimport | |
| 65 import dwtx.jface.text.DefaultInformationControl; // packageimport | |
| 66 import dwtx.jface.text.IWidgetTokenOwnerExtension; // packageimport | |
| 67 import dwtx.jface.text.DocumentClone; // packageimport | |
| 68 import dwtx.jface.text.DefaultUndoManager; // packageimport | |
| 69 import dwtx.jface.text.IFindReplaceTarget; // packageimport | |
| 70 import dwtx.jface.text.IAutoEditStrategy; // packageimport | |
| 71 import dwtx.jface.text.ILineTrackerExtension; // packageimport | |
| 72 import dwtx.jface.text.IUndoManagerExtension; // packageimport | |
| 73 import dwtx.jface.text.TextSelection; // packageimport | |
| 74 import dwtx.jface.text.DefaultAutoIndentStrategy; // packageimport | |
| 75 import dwtx.jface.text.IAutoIndentStrategy; // packageimport | |
| 76 import dwtx.jface.text.IPainter; // packageimport | |
| 77 import dwtx.jface.text.IInformationControl; // packageimport | |
| 78 import dwtx.jface.text.IInformationControlExtension3; // packageimport | |
| 79 import dwtx.jface.text.ITextViewerExtension6; // packageimport | |
| 80 import dwtx.jface.text.IInformationControlExtension4; // packageimport | |
| 81 import dwtx.jface.text.DefaultLineTracker; // packageimport | |
| 82 import dwtx.jface.text.IDocumentInformationMappingExtension; // packageimport | |
| 83 import dwtx.jface.text.IRepairableDocumentExtension; // packageimport | |
| 84 import dwtx.jface.text.ITextHover; // packageimport | |
| 85 import dwtx.jface.text.FindReplaceDocumentAdapter; // packageimport | |
| 86 import dwtx.jface.text.ILineTracker; // packageimport | |
| 87 import dwtx.jface.text.Line; // packageimport | |
| 88 import dwtx.jface.text.ITextViewerExtension; // packageimport | |
| 89 import dwtx.jface.text.IDocumentAdapter; // packageimport | |
| 90 import dwtx.jface.text.TextEvent; // packageimport | |
| 91 import dwtx.jface.text.BadLocationException; // packageimport | |
| 92 import dwtx.jface.text.AbstractDocument; // packageimport | |
| 93 import dwtx.jface.text.AbstractLineTracker; // packageimport | |
| 94 import dwtx.jface.text.TreeLineTracker; // packageimport | |
| 95 import dwtx.jface.text.ITextPresentationListener; // packageimport | |
| 96 import dwtx.jface.text.Region; // packageimport | |
| 97 import dwtx.jface.text.ITextViewer; // packageimport | |
| 98 import dwtx.jface.text.IDocumentInformationMapping; // packageimport | |
| 99 import dwtx.jface.text.MarginPainter; // packageimport | |
| 100 import dwtx.jface.text.IPaintPositionManager; // packageimport | |
| 101 import dwtx.jface.text.TextPresentation; // packageimport | |
| 102 import dwtx.jface.text.IFindReplaceTargetExtension; // packageimport | |
| 103 import dwtx.jface.text.ISlaveDocumentManagerExtension; // packageimport | |
| 104 import dwtx.jface.text.ISelectionValidator; // packageimport | |
| 105 import dwtx.jface.text.IDocumentExtension; // packageimport | |
| 106 import dwtx.jface.text.PropagatingFontFieldEditor; // packageimport | |
| 107 import dwtx.jface.text.ConfigurableLineTracker; // packageimport | |
| 108 import dwtx.jface.text.SlaveDocumentEvent; // packageimport | |
| 109 import dwtx.jface.text.IDocumentListener; // packageimport | |
| 110 import dwtx.jface.text.PaintManager; // packageimport | |
| 111 import dwtx.jface.text.IFindReplaceTargetExtension3; // packageimport | |
| 112 import dwtx.jface.text.ITextDoubleClickStrategy; // packageimport | |
| 113 import dwtx.jface.text.IDocumentExtension3; // packageimport | |
| 114 import dwtx.jface.text.Position; // packageimport | |
| 115 import dwtx.jface.text.TextMessages; // packageimport | |
| 116 import dwtx.jface.text.CopyOnWriteTextStore; // packageimport | |
| 117 import dwtx.jface.text.WhitespaceCharacterPainter; // packageimport | |
| 118 import dwtx.jface.text.IPositionUpdater; // packageimport | |
| 119 import dwtx.jface.text.DefaultTextDoubleClickStrategy; // packageimport | |
| 120 import dwtx.jface.text.ITextInputListener; // packageimport | |
| 121 import dwtx.jface.text.BadPositionCategoryException; // packageimport | |
| 122 import dwtx.jface.text.IWidgetTokenKeeperExtension; // packageimport | |
| 123 import dwtx.jface.text.IInputChangedListener; // packageimport | |
| 124 import dwtx.jface.text.ITextOperationTarget; // packageimport | |
| 125 import dwtx.jface.text.IDocumentInformationMappingExtension2; // packageimport | |
| 126 import dwtx.jface.text.ITextViewerExtension7; // packageimport | |
| 127 import dwtx.jface.text.IInformationControlExtension5; // packageimport | |
| 128 import dwtx.jface.text.IDocumentRewriteSessionListener; // packageimport | |
| 129 import dwtx.jface.text.JFaceTextUtil; // packageimport | |
| 130 import dwtx.jface.text.AbstractReusableInformationControlCreator; // packageimport | |
| 131 import dwtx.jface.text.TabsToSpacesConverter; // packageimport | |
| 132 import dwtx.jface.text.CursorLinePainter; // packageimport | |
| 133 import dwtx.jface.text.ITextHoverExtension; // packageimport | |
| 134 import dwtx.jface.text.IEventConsumer; // packageimport | |
| 135 import dwtx.jface.text.IDocument; // packageimport | |
| 136 import dwtx.jface.text.IWidgetTokenKeeper; // packageimport | |
| 137 import dwtx.jface.text.DocumentCommand; // packageimport | |
| 138 import dwtx.jface.text.TypedPosition; // packageimport | |
| 139 import dwtx.jface.text.IEditingSupportRegistry; // packageimport | |
| 140 import dwtx.jface.text.IDocumentPartitionerExtension; // packageimport | |
| 141 import dwtx.jface.text.AbstractHoverInformationControlManager; // packageimport | |
| 142 import dwtx.jface.text.IEditingSupport; // packageimport | |
| 143 import dwtx.jface.text.IMarkSelection; // packageimport | |
| 144 import dwtx.jface.text.ISlaveDocumentManager; // packageimport | |
| 145 import dwtx.jface.text.DocumentEvent; // packageimport | |
| 146 import dwtx.jface.text.DocumentPartitioningChangedEvent; // packageimport | |
| 147 import dwtx.jface.text.ITextStore; // packageimport | |
| 148 import dwtx.jface.text.JFaceTextMessages; // packageimport | |
| 149 import dwtx.jface.text.DocumentRewriteSessionEvent; // packageimport | |
| 150 import dwtx.jface.text.SequentialRewriteTextStore; // packageimport | |
| 151 import dwtx.jface.text.DocumentRewriteSessionType; // packageimport | |
| 152 import dwtx.jface.text.TextAttribute; // packageimport | |
| 153 import dwtx.jface.text.ITextViewerExtension4; // packageimport | |
| 154 import dwtx.jface.text.ITypedRegion; // packageimport | |
| 155 | |
| 156 | |
| 129 | 157 import dwt.dwthelper.utils; |
| 158 | |
| 159 import java.util.ArrayList; | |
| 160 import java.util.List; | |
| 161 | |
| 162 import dwtx.jface.text.AbstractLineTracker.DelimiterInfo; | |
| 163 | |
| 164 /** | |
| 165 * Abstract, read-only implementation of <code>ILineTracker</code>. It lets the definition of | |
| 166 * line delimiters to subclasses. Assuming that '\n' is the only line delimiter, this abstract | |
| 167 * implementation defines the following line scheme: | |
| 168 * <ul> | |
| 169 * <li> "" -> [0,0] | |
| 170 * <li> "a" -> [0,1] | |
| 171 * <li> "\n" -> [0,1], [1,0] | |
| 172 * <li> "a\n" -> [0,2], [2,0] | |
| 173 * <li> "a\nb" -> [0,2], [2,1] | |
| 174 * <li> "a\nbc\n" -> [0,2], [2,3], [5,0] | |
| 175 * </ul> | |
| 176 * This class must be subclassed. | |
| 177 * | |
| 178 * @since 3.2 | |
| 179 */ | |
| 180 abstract class ListLineTracker : ILineTracker { | |
| 181 | |
| 182 /** The line information */ | |
| 146 | 183 private const List fLines= new ArrayList(); |
| 129 | 184 /** The length of the tracked text */ |
| 185 private int fTextLength; | |
| 186 | |
| 187 /** | |
| 188 * Creates a new line tracker. | |
| 189 */ | |
|
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190 protected this() { |
| 129 | 191 } |
| 192 | |
| 193 /** | |
| 194 * Binary search for the line at a given offset. | |
| 195 * | |
| 196 * @param offset the offset whose line should be found | |
| 197 * @return the line of the offset | |
| 198 */ | |
| 199 private int findLine(int offset) { | |
| 200 | |
| 201 if (fLines.size() is 0) | |
| 202 return -1; | |
| 203 | |
| 204 int left= 0; | |
| 205 int right= fLines.size() - 1; | |
| 206 int mid= 0; | |
| 207 Line line= null; | |
| 208 | |
| 209 while (left < right) { | |
| 210 | |
| 211 mid= (left + right) / 2; | |
| 212 | |
| 134 | 213 line= cast(Line) fLines.get(mid); |
| 129 | 214 if (offset < line.offset) { |
| 215 if (left is mid) | |
| 216 right= left; | |
| 217 else | |
| 218 right= mid - 1; | |
| 219 } else if (offset > line.offset) { | |
| 220 if (right is mid) | |
| 221 left= right; | |
| 222 else | |
| 223 left= mid + 1; | |
| 224 } else if (offset is line.offset) { | |
| 225 left= right= mid; | |
| 226 } | |
| 227 } | |
| 228 | |
| 134 | 229 line= cast(Line) fLines.get(left); |
| 129 | 230 if (line.offset > offset) |
| 231 --left; | |
| 232 return left; | |
| 233 } | |
| 234 | |
| 235 /** | |
| 236 * Returns the number of lines covered by the specified text range. | |
| 237 * | |
| 238 * @param startLine the line where the text range starts | |
| 239 * @param offset the start offset of the text range | |
| 240 * @param length the length of the text range | |
| 241 * @return the number of lines covered by this text range | |
| 242 * @exception BadLocationException if range is undefined in this tracker | |
| 243 */ | |
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244 private int getNumberOfLines(int startLine, int offset, int length) { |
| 129 | 245 |
| 246 if (length is 0) | |
| 247 return 1; | |
| 248 | |
| 249 int target= offset + length; | |
| 250 | |
| 134 | 251 Line l= cast(Line) fLines.get(startLine); |
| 129 | 252 |
| 253 if (l.delimiter is null) | |
| 254 return 1; | |
| 255 | |
| 256 if (l.offset + l.length > target) | |
| 257 return 1; | |
| 258 | |
| 259 if (l.offset + l.length is target) | |
| 260 return 2; | |
| 261 | |
| 262 return getLineNumberOfOffset(target) - startLine + 1; | |
| 263 } | |
| 264 | |
| 265 /* | |
| 266 * @see dwtx.jface.text.ILineTracker#getLineLength(int) | |
| 267 */ | |
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268 public final int getLineLength(int line) { |
| 129 | 269 int lines= fLines.size(); |
| 270 | |
| 271 if (line < 0 || line > lines) | |
| 272 throw new BadLocationException(); | |
| 273 | |
| 274 if (lines is 0 || lines is line) | |
| 275 return 0; | |
| 276 | |
| 134 | 277 Line l= cast(Line) fLines.get(line); |
| 129 | 278 return l.length; |
| 279 } | |
| 280 | |
| 281 /* | |
| 282 * @see dwtx.jface.text.ILineTracker#getLineNumberOfOffset(int) | |
| 283 */ | |
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284 public final int getLineNumberOfOffset(int position) { |
| 129 | 285 if (position < 0 || position > fTextLength) |
| 286 throw new BadLocationException(); | |
| 287 | |
| 288 if (position is fTextLength) { | |
| 289 | |
| 290 int lastLine= fLines.size() - 1; | |
| 291 if (lastLine < 0) | |
| 292 return 0; | |
| 293 | |
| 134 | 294 Line l= cast(Line) fLines.get(lastLine); |
| 129 | 295 return (l.delimiter !is null ? lastLine + 1 : lastLine); |
| 296 } | |
| 297 | |
| 298 return findLine(position); | |
| 299 } | |
| 300 | |
| 301 /* | |
| 302 * @see dwtx.jface.text.ILineTracker#getLineInformationOfOffset(int) | |
| 303 */ | |
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304 public final IRegion getLineInformationOfOffset(int position) { |
| 129 | 305 if (position > fTextLength) |
| 306 throw new BadLocationException(); | |
| 307 | |
| 308 if (position is fTextLength) { | |
| 309 int size= fLines.size(); | |
| 310 if (size is 0) | |
| 311 return new Region(0, 0); | |
| 134 | 312 Line l= cast(Line) fLines.get(size - 1); |
| 129 | 313 return (l.delimiter !is null ? new Line(fTextLength, 0) : new Line(fTextLength - l.length, l.length)); |
| 314 } | |
| 315 | |
| 316 return getLineInformation(findLine(position)); | |
| 317 } | |
| 318 | |
| 319 /* | |
| 320 * @see dwtx.jface.text.ILineTracker#getLineInformation(int) | |
| 321 */ | |
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322 public final IRegion getLineInformation(int line) { |
| 129 | 323 int lines= fLines.size(); |
| 324 | |
| 325 if (line < 0 || line > lines) | |
| 326 throw new BadLocationException(); | |
| 327 | |
| 328 if (lines is 0) | |
| 329 return new Line(0, 0); | |
| 330 | |
| 331 if (line is lines) { | |
| 134 | 332 Line l= cast(Line) fLines.get(line - 1); |
| 129 | 333 return new Line(l.offset + l.length, 0); |
| 334 } | |
| 335 | |
| 134 | 336 Line l= cast(Line) fLines.get(line); |
| 129 | 337 return (l.delimiter !is null ? new Line(l.offset, l.length - l.delimiter.length()) : l); |
| 338 } | |
| 339 | |
| 340 /* | |
| 341 * @see dwtx.jface.text.ILineTracker#getLineOffset(int) | |
| 342 */ | |
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343 public final int getLineOffset(int line) { |
| 129 | 344 int lines= fLines.size(); |
| 345 | |
| 346 if (line < 0 || line > lines) | |
| 347 throw new BadLocationException(); | |
| 348 | |
| 349 if (lines is 0) | |
| 350 return 0; | |
| 351 | |
| 352 if (line is lines) { | |
| 134 | 353 Line l= cast(Line) fLines.get(line - 1); |
| 129 | 354 if (l.delimiter !is null) |
| 355 return l.offset + l.length; | |
| 356 throw new BadLocationException(); | |
| 357 } | |
| 358 | |
| 134 | 359 Line l= cast(Line) fLines.get(line); |
| 129 | 360 return l.offset; |
| 361 } | |
| 362 | |
| 363 /* | |
| 364 * @see dwtx.jface.text.ILineTracker#getNumberOfLines() | |
| 365 */ | |
| 366 public final int getNumberOfLines() { | |
| 367 int lines= fLines.size(); | |
| 368 | |
| 369 if (lines is 0) | |
| 370 return 1; | |
| 371 | |
| 134 | 372 Line l= cast(Line) fLines.get(lines - 1); |
| 129 | 373 return (l.delimiter !is null ? lines + 1 : lines); |
| 374 } | |
| 375 | |
| 376 /* | |
| 377 * @see dwtx.jface.text.ILineTracker#getNumberOfLines(int, int) | |
| 378 */ | |
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379 public final int getNumberOfLines(int position, int length) { |
| 129 | 380 |
| 381 if (position < 0 || position + length > fTextLength) | |
| 382 throw new BadLocationException(); | |
| 383 | |
| 384 if (length is 0) // optimization | |
| 385 return 1; | |
| 386 | |
| 387 return getNumberOfLines(getLineNumberOfOffset(position), position, length); | |
| 388 } | |
| 389 | |
| 390 /* | |
| 391 * @see dwtx.jface.text.ILineTracker#computeNumberOfLines(java.lang.String) | |
| 392 */ | |
| 393 public final int computeNumberOfLines(String text) { | |
| 394 int count= 0; | |
| 395 int start= 0; | |
| 396 DelimiterInfo delimiterInfo= nextDelimiterInfo(text, start); | |
| 397 while (delimiterInfo !is null && delimiterInfo.delimiterIndex > -1) { | |
| 398 ++count; | |
| 399 start= delimiterInfo.delimiterIndex + delimiterInfo.delimiterLength; | |
| 400 delimiterInfo= nextDelimiterInfo(text, start); | |
| 401 } | |
| 402 return count; | |
| 403 } | |
| 404 | |
| 405 /* | |
| 406 * @see dwtx.jface.text.ILineTracker#getLineDelimiter(int) | |
| 407 */ | |
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408 public final String getLineDelimiter(int line) { |
| 129 | 409 int lines= fLines.size(); |
| 410 | |
| 411 if (line < 0 || line > lines) | |
| 412 throw new BadLocationException(); | |
| 413 | |
| 414 if (lines is 0) | |
| 415 return null; | |
| 416 | |
| 417 if (line is lines) | |
| 418 return null; | |
| 419 | |
| 134 | 420 Line l= cast(Line) fLines.get(line); |
| 129 | 421 return l.delimiter; |
| 422 } | |
| 423 | |
| 424 /** | |
| 425 * Returns the information about the first delimiter found in the given text starting at the | |
| 426 * given offset. | |
| 427 * | |
| 428 * @param text the text to be searched | |
| 429 * @param offset the offset in the given text | |
| 430 * @return the information of the first found delimiter or <code>null</code> | |
| 431 */ | |
| 432 protected abstract DelimiterInfo nextDelimiterInfo(String text, int offset); | |
| 433 | |
| 434 /** | |
| 435 * Creates the line structure for the given text. Newly created lines are inserted into the line | |
| 436 * structure starting at the given position. Returns the number of newly created lines. | |
| 437 * | |
| 438 * @param text the text for which to create a line structure | |
| 439 * @param insertPosition the position at which the newly created lines are inserted into the | |
| 440 * tracker's line structure | |
| 441 * @param offset the offset of all newly created lines | |
| 442 * @return the number of newly created lines | |
| 443 */ | |
| 444 private int createLines(String text, int insertPosition, int offset) { | |
| 445 | |
| 446 int count= 0; | |
| 447 int start= 0; | |
| 448 DelimiterInfo delimiterInfo= nextDelimiterInfo(text, 0); | |
| 449 | |
| 450 while (delimiterInfo !is null && delimiterInfo.delimiterIndex > -1) { | |
| 451 | |
| 452 int index= delimiterInfo.delimiterIndex + (delimiterInfo.delimiterLength - 1); | |
| 453 | |
| 454 if (insertPosition + count >= fLines.size()) | |
| 455 fLines.add(new Line(offset + start, offset + index, delimiterInfo.delimiter)); | |
| 456 else | |
| 457 fLines.add(insertPosition + count, new Line(offset + start, offset + index, delimiterInfo.delimiter)); | |
| 458 | |
| 459 ++count; | |
| 460 start= index + 1; | |
| 461 delimiterInfo= nextDelimiterInfo(text, start); | |
| 462 } | |
| 463 | |
| 464 if (start < text.length()) { | |
| 465 if (insertPosition + count < fLines.size()) { | |
| 466 // there is a line below the current | |
| 134 | 467 Line l= cast(Line) fLines.get(insertPosition + count); |
| 129 | 468 int delta= text.length() - start; |
| 469 l.offset-= delta; | |
| 470 l.length+= delta; | |
| 471 } else { | |
| 472 fLines.add(new Line(offset + start, offset + text.length() - 1, null)); | |
| 473 ++count; | |
| 474 } | |
| 475 } | |
| 476 | |
| 477 return count; | |
| 478 } | |
| 479 | |
| 480 /* | |
| 481 * @see dwtx.jface.text.ILineTracker#replace(int, int, java.lang.String) | |
| 482 */ | |
|
136
6dcb0baaa031
Regex removal of throws decls, some instanceof
Frank Benoit <benoit@tionex.de>
parents:
134
diff
changeset
|
483 public final void replace(int position, int length, String text) { |
| 129 | 484 throw new UnsupportedOperationException(); |
| 485 } | |
| 486 | |
| 487 /* | |
| 488 * @see dwtx.jface.text.ILineTracker#set(java.lang.String) | |
| 489 */ | |
| 490 public final void set(String text) { | |
| 491 fLines.clear(); | |
| 492 if (text !is null) { | |
| 493 fTextLength= text.length(); | |
| 494 createLines(text, 0, 0); | |
| 495 } | |
| 496 } | |
| 497 | |
| 498 /** | |
| 499 * Returns the internal data structure, a {@link List} of {@link Line}s. Used only by | |
| 500 * {@link TreeLineTracker#TreeLineTracker(ListLineTracker)}. | |
| 501 * | |
| 502 * @return the internal list of lines. | |
| 503 */ | |
| 504 final List getLines() { | |
| 505 return fLines; | |
| 506 } | |
| 507 } |