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comparison dwtx/jface/text/TextViewerHoverManager.d @ 172:d994a8b2cdf7

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again compile fixes
author Frank Benoit <benoit@tionex.de>
date Wed, 10 Sep 2008 23:14:02 +0200
parents 862b05e0334a
children
comparison
equal deleted inserted replaced
171:ee33f30b14e2 172:d994a8b2cdf7
276 if (offset is -1) { 276 if (offset is -1) {
277 setInformation(cast(Object)null, null); 277 setInformation(cast(Object)null, null);
278 return; 278 return;
279 } 279 }
280 280
281 final ITextHover hover= fTextViewer.getTextHover_package(offset, getHoverEventStateMask()); 281 ITextHover hover= fTextViewer.getTextHover_package(offset, getHoverEventStateMask());
282 if (hover is null) { 282 if (hover is null) {
283 setInformation(cast(Object)null, null); 283 setInformation(cast(Object)null, null);
284 return; 284 return;
285 } 285 }
286 286
287 final IRegion region= hover.getHoverRegion(fTextViewer, offset); 287 IRegion region= hover.getHoverRegion(fTextViewer, offset);
288 if (region is null) { 288 if (region is null) {
289 setInformation(cast(Object)null, null); 289 setInformation(cast(Object)null, null);
290 return; 290 return;
291 } 291 }
292 292
293 final Rectangle area= JFaceTextUtil.computeArea(region, fTextViewer); 293 Rectangle area= JFaceTextUtil.computeArea(region, fTextViewer);
294 if (area is null || area.isEmpty()) { 294 if (area is null || area.isEmpty()) {
295 setInformation(cast(Object)null, null); 295 setInformation(cast(Object)null, null);
296 return; 296 return;
297 } 297 }
298 298
299 if (fThread !is null) { 299 if (fThread !is null) {
300 setInformation(cast(Object)null, null); 300 setInformation(cast(Object)null, null);
301 return; 301 return;
302 } 302 }
303 303 fThread= new JThread( dgRunnable( (ITextHover hover_, IRegion region_, Rectangle area_){
304 void threadrun() { 304 // http://bugs.eclipse.org/bugs/show_bug.cgi?id=17693
305 // http://bugs.eclipse.org/bugs/show_bug.cgi?id=17693 305 bool hasFinished= false;
306 bool hasFinished= false; 306 try {
307 try { 307 if (fThread !is null) {
308 if (fThread !is null) { 308 Object information;
309 Object information; 309 try {
310 try { 310 if ( cast(ITextHoverExtension2)hover_ )
311 if ( cast(ITextHoverExtension2)hover ) 311 information= (cast(ITextHoverExtension2)hover_).getHoverInfo2(fTextViewer, region_);
312 information= (cast(ITextHoverExtension2)hover).getHoverInfo2(fTextViewer, region);
313 else
314 information= stringcast(hover.getHoverInfo(fTextViewer, region));
315 } catch (ArrayIndexOutOfBoundsException x) {
316 /*
317 * This code runs in a separate thread which can
318 * lead to text offsets being out of bounds when
319 * computing the hover info (see bug 32848).
320 */
321 information= null;
322 }
323
324 if ( cast(ITextHoverExtension)hover )
325 setCustomInformationControlCreator((cast(ITextHoverExtension) hover).getHoverControlCreator());
326 else 312 else
327 setCustomInformationControlCreator(null); 313 information= stringcast(hover_.getHoverInfo(fTextViewer, region_));
328 314 } catch (ArrayIndexOutOfBoundsException x) {
329 setInformation(information, area); 315 /*
330 if (information !is null) 316 * This code runs in a separate thread which can
331 fTextHover= hover; 317 * lead to text offsets being out of bounds when
332 } else { 318 * computing the hover info (see bug 32848).
319 */
320 information= null;
321 }
322
323 if ( cast(ITextHoverExtension)hover_ )
324 setCustomInformationControlCreator((cast(ITextHoverExtension) hover_).getHoverControlCreator());
325 else
326 setCustomInformationControlCreator(null);
327
328 setInformation(information, area_);
329 if (information !is null)
330 fTextHover= hover_;
331 } else {
332 setInformation(cast(Object)null, null);
333 }
334 hasFinished= true;
335 } catch (RuntimeException ex) {
336 String PLUGIN_ID= "dwtx.jface.text"; //$NON-NLS-1$
337 ILog log= Platform.getLog(Platform.getBundle(PLUGIN_ID));
338 log.log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, "Unexpected runtime error while computing a text hover", ex)); //$NON-NLS-1$
339 } finally {
340 synchronized (fMutex) {
341 if (fTextViewer !is null)
342 fTextViewer.removeTextListener(fStopper);
343 fThread= null;
344 // https://bugs.eclipse.org/bugs/show_bug.cgi?id=44756
345 if (!hasFinished)
333 setInformation(cast(Object)null, null); 346 setInformation(cast(Object)null, null);
334 }
335 hasFinished= true;
336 } catch (RuntimeException ex) {
337 String PLUGIN_ID= "dwtx.jface.text"; //$NON-NLS-1$
338 ILog log= Platform.getLog(Platform.getBundle(PLUGIN_ID));
339 log.log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, "Unexpected runtime error while computing a text hover", ex)); //$NON-NLS-1$
340 } finally {
341 synchronized (fMutex) {
342 if (fTextViewer !is null)
343 fTextViewer.removeTextListener(fStopper);
344 fThread= null;
345 // https://bugs.eclipse.org/bugs/show_bug.cgi?id=44756
346 if (!hasFinished)
347 setInformation(cast(Object)null, null);
348 }
349 } 347 }
350 } 348 }
351 fThread= new Thread( &threadrun ); 349 }, hover, region, area ) );
352 fThread.name = "Text Viewer Hover Presenter"; //$NON-NLS-1$ 350
353 351 fThread.setName( "Text Viewer Hover Presenter" ); //$NON-NLS-1$
354 fThread.isDaemon(true); 352
355 fThread.priority(Thread.PRIORITY_MIN); 353 fThread.setDaemon(true);
354 fThread.setPriority(JThread.MIN_PRIORITY);
356 synchronized (fMutex) { 355 synchronized (fMutex) {
357 fTextViewer.addTextListener(fStopper); 356 fTextViewer.addTextListener(fStopper);
358 fThread.start(); 357 fThread.start();
359 } 358 }
360 } 359 }