--- a/dwtx/jface/text/TextViewer.d	Sun Aug 24 01:29:22 2008 +0200
+++ b/dwtx/jface/text/TextViewer.d	Sun Aug 24 01:46:20 2008 +0200
@@ -299,7 +299,7 @@
                 try {
 
                     if (e instanceof SlaveDocumentEvent) {
-                        SlaveDocumentEvent slave= (SlaveDocumentEvent) e;
+                        SlaveDocumentEvent slave= cast(SlaveDocumentEvent) e;
                         DocumentEvent master= slave.getMasterEvent();
                         if (master !is null)
                             preservedText= master.getDocument().get(master.getOffset(), master.getLength());
@@ -309,7 +309,7 @@
 
                 } catch (BadLocationException x) {
                     preservedText= null;
-                    if (TRACE_ERRORS)
+                    if cast(TRACE_ERRORS)
                         System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.WidgetCommand.setEvent")); //$NON-NLS-1$
                 }
             } else
@@ -344,7 +344,7 @@
             if (event.movement !is DWT.MOVEMENT_WORD_END)
                 return;
             
-            if (TRACE_DOUBLE_CLICK) {
+            if cast(TRACE_DOUBLE_CLICK) {
                 System.out.println("\n+++"); //$NON-NLS-1$
                 print(event);
             }
@@ -363,18 +363,18 @@
             if (event.movement !is DWT.MOVEMENT_WORD_START)
                 return;
             
-            if (TRACE_DOUBLE_CLICK) {
+            if cast(TRACE_DOUBLE_CLICK) {
                 System.out.println("\n---"); //$NON-NLS-1$
                 print(event);
             }
             if (fDoubleClickSelection is null) {
-                ITextDoubleClickStrategy s= (ITextDoubleClickStrategy) selectContentTypePlugin(getSelectedRange().x, fDoubleClickStrategies);
+                ITextDoubleClickStrategy s= cast(ITextDoubleClickStrategy) selectContentTypePlugin(getSelectedRange().x, fDoubleClickStrategies);
                 if (s !is null) {
                     StyledText textWidget= getTextWidget();
                     s.doubleClicked(TextViewer.this);
                     fDoubleClickSelection= textWidget.getSelection();
                     event.newOffset= fDoubleClickSelection.x;
-                    if (TRACE_DOUBLE_CLICK)
+                    if cast(TRACE_DOUBLE_CLICK)
                         System.out.println("- setting selection: x= " + fDoubleClickSelection.x + ", y= " + fDoubleClickSelection.y); //$NON-NLS-1$ //$NON-NLS-2$
                 }
             } else {
@@ -614,7 +614,7 @@
                 fReentranceCount++;
                 Iterator iterator= fListeners.iterator();
                 while (iterator.hasNext() && event.doit) {
-                    VerifyKeyListener listener= (VerifyKeyListener) iterator.next();
+                    VerifyKeyListener listener= cast(VerifyKeyListener) iterator.next();
                     listener.verifyKey(event); // we might trigger reentrant calls on GTK
                 }
             } finally {
@@ -631,7 +631,7 @@
             if (!fBatched.isEmpty()) {
                 Iterator e= fBatched.iterator();
                 while (e.hasNext()) {
-                    Batch batch= (Batch) e.next();
+                    Batch batch= cast(Batch) e.next();
                     insertListener(batch.listener, batch.index);
                 }
                 fBatched.clear();
@@ -1126,7 +1126,7 @@
             if (replaceAll) {
 
                 if (document instanceof IDocumentExtension4) {
-                    IDocumentExtension4 extension= (IDocumentExtension4) document;
+                    IDocumentExtension4 extension= cast(IDocumentExtension4) document;
                     fRewriteSession= extension.startRewriteSession(DocumentRewriteSessionType.SEQUENTIAL);
                 } else {
                     TextViewer.this.setRedraw(false);
@@ -1141,7 +1141,7 @@
             } else {
 
                 if (document instanceof IDocumentExtension4) {
-                    IDocumentExtension4 extension= (IDocumentExtension4) document;
+                    IDocumentExtension4 extension= cast(IDocumentExtension4) document;
                     extension.stopRewriteSession(fRewriteSession);
                 } else {
                     TextViewer.this.setRedraw(true);
@@ -1227,7 +1227,7 @@
         public bool equals(Object obj) {
             if (obj is null || obj.getClass() !is getClass())
                 return false;
-            TextHoverKey textHoverKey= (TextHoverKey)obj;
+            TextHoverKey textHoverKey= cast(TextHoverKey)obj;
             return textHoverKey.fContentType.equals(fContentType) && textHoverKey.fStateMask is fStateMask;
         }
 
@@ -2099,7 +2099,7 @@
         if (fAutoIndentStrategies is null)
             fAutoIndentStrategies= new HashMap();
 
-        List autoEditStrategies= (List) fAutoIndentStrategies.get(contentType);
+        List autoEditStrategies= cast(List) fAutoIndentStrategies.get(contentType);
 
         if (strategies is null) {
             if (autoEditStrategies is null)
@@ -2130,7 +2130,7 @@
         if (fAutoIndentStrategies is null)
             fAutoIndentStrategies= new HashMap();
 
-        List autoEditStrategies= (List) fAutoIndentStrategies.get(contentType);
+        List autoEditStrategies= cast(List) fAutoIndentStrategies.get(contentType);
         if (autoEditStrategies is null) {
             autoEditStrategies= new ArrayList();
             fAutoIndentStrategies.put(contentType, autoEditStrategies);
@@ -2147,7 +2147,7 @@
         if (fAutoIndentStrategies is null)
             return;
 
-        List autoEditStrategies= (List) fAutoIndentStrategies.get(contentType);
+        List autoEditStrategies= cast(List) fAutoIndentStrategies.get(contentType);
         if (autoEditStrategies is null)
             return;
 
@@ -2277,7 +2277,7 @@
 
         Iterator iter= new HashSet(fTextHovers.keySet()).iterator();
         while (iter.hasNext()) {
-            TextHoverKey key= (TextHoverKey)iter.next();
+            TextHoverKey key= cast(TextHoverKey)iter.next();
             if (key.fContentType.equals(contentType))
                 fTextHovers.remove(key);
         }
@@ -2317,9 +2317,9 @@
                 key.setStateMask(ITextViewerExtension2.DEFAULT_HOVER_STATE_MASK);
                 textHover= fTextHovers.get(key);
             }
-            return (ITextHover) textHover;
+            return cast(ITextHover) textHover;
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.selectContentTypePlugin")); //$NON-NLS-1$
         }
         return null;
@@ -2390,7 +2390,7 @@
 
                 bool accepted= false;
                 if (fWidgetTokenKeeper instanceof IWidgetTokenKeeperExtension)  {
-                    IWidgetTokenKeeperExtension extension= (IWidgetTokenKeeperExtension) fWidgetTokenKeeper;
+                    IWidgetTokenKeeperExtension extension= cast(IWidgetTokenKeeperExtension) fWidgetTokenKeeper;
                     accepted= extension.requestWidgetToken(this, priority);
                 } else  {
                     accepted= fWidgetTokenKeeper.requestWidgetToken(this);
@@ -2551,7 +2551,7 @@
      */
     public void setSelection(ISelection selection, bool reveal) {
         if (selection instanceof ITextSelection) {
-            ITextSelection s= (ITextSelection) selection;
+            ITextSelection s= cast(ITextSelection) selection;
             setSelectedRange(s.getOffset(), s.getLength());
             if (reveal)
                 revealRange(s.getOffset(), s.getLength());
@@ -2714,7 +2714,7 @@
         if (listeners !is null) {
             listeners= new ArrayList(listeners);
             for (int i= 0; i < listeners.size(); i++) {
-                ISelectionChangedListener l= (ISelectionChangedListener) listeners.get(i);
+                ISelectionChangedListener l= cast(ISelectionChangedListener) listeners.get(i);
                 l.selectionChanged(event);
             }
         }
@@ -2785,11 +2785,11 @@
             textListeners= new ArrayList(textListeners);
             DocumentEvent event= cmd.event;
             if (event instanceof SlaveDocumentEvent)
-                event= ((SlaveDocumentEvent) event).getMasterEvent();
+                event= (cast(SlaveDocumentEvent) event).getMasterEvent();
 
             TextEvent e= new TextEvent(cmd.start, cmd.length, cmd.text, cmd.preservedText, event, redraws());
             for (int i= 0; i < textListeners.size(); i++) {
-                ITextListener l= (ITextListener) textListeners.get(i);
+                ITextListener l= cast(ITextListener) textListeners.get(i);
                 l.textChanged(e);
             }
         }
@@ -2836,7 +2836,7 @@
         List listener= fTextInputListeners;
         if (listener !is null) {
             for (int i= 0; i < listener.size(); i++) {
-                ITextInputListener l= (ITextInputListener) listener.get(i);
+                ITextInputListener l= cast(ITextInputListener) listener.get(i);
                 l.inputDocumentAboutToBeChanged(oldInput, newInput);
             }
         }
@@ -2853,7 +2853,7 @@
         List listener= fTextInputListeners;
         if (listener !is null) {
             for (int i= 0; i < listener.size(); i++) {
-                ITextInputListener l= (ITextInputListener) listener.get(i);
+                ITextInputListener l= cast(ITextInputListener) listener.get(i);
                 l.inputDocumentChanged(oldInput, newInput);
             }
         }
@@ -2882,7 +2882,7 @@
 
         IDocument document= null;
         if (input instanceof IDocument)
-            document= (IDocument) input;
+            document= cast(IDocument) input;
 
         setDocument(document);
     }
@@ -2968,7 +2968,7 @@
      */
     protected bool updateVisibleDocument(IDocument visibleDocument, int visibleRegionOffset, int visibleRegionLength) throws BadLocationException {
         if (visibleDocument instanceof ChildDocument) {
-            ChildDocument childDocument= (ChildDocument) visibleDocument;
+            ChildDocument childDocument= cast(ChildDocument) visibleDocument;
 
             IDocument document= childDocument.getParentDocument();
             int line= document.getLineOfOffset(visibleRegionOffset);
@@ -3080,7 +3080,7 @@
             if (topPixel >= 0 && topPixel !is fLastTopPixel) {
                 if (fViewportListeners !is null) {
                     for (int i= 0; i < fViewportListeners.size(); i++) {
-                        IViewportListener l= (IViewportListener) fViewportListeners.get(i);
+                        IViewportListener l= cast(IViewportListener) fViewportListeners.get(i);
                         l.viewportChanged(topPixel);
                     }
                 }
@@ -3164,7 +3164,7 @@
                 top= getVisibleDocument().getLineOffset(top);
                 return widgetOffset2ModelOffset(top);
             } catch (BadLocationException ex) {
-                if (TRACE_ERRORS)
+                if cast(TRACE_ERRORS)
                     System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.getTopIndexStartOffset")); //$NON-NLS-1$
             }
         }
@@ -3189,7 +3189,7 @@
             return Math.min(coverageEndOffset, bottomEndOffset);
 
         } catch (BadLocationException ex) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.getBottomIndexEndOffset")); //$NON-NLS-1$
             return getDocument().getLength() - 1;
         }
@@ -3300,7 +3300,7 @@
                     else
                         newOffset= startPixel;
 
-                    float index= ((float)newOffset) / ((float)getAverageCharWidth());
+                    float index= (cast(float)newOffset) / (cast(float)getAverageCharWidth());
 
                     fTextWidget.setHorizontalIndex(Math.round(index));
                 }
@@ -3555,7 +3555,7 @@
 
         IDocument document= getVisibleDocument();
         if (document instanceof ChildDocument) {
-            ChildDocument cdoc= (ChildDocument) document;
+            ChildDocument cdoc= cast(ChildDocument) document;
             return cdoc.getParentDocumentRange().getOffset();
         }
 
@@ -3569,7 +3569,7 @@
 
         IDocument document= getVisibleDocument();
         if (document instanceof ChildDocument) {
-            Position p= ((ChildDocument) document).getParentDocumentRange();
+            Position p= (cast(ChildDocument) document).getParentDocumentRange();
             return new Region(p.getOffset(), p.getLength());
         }
 
@@ -3582,7 +3582,7 @@
     public bool overlapsWithVisibleRegion(int start, int length) {
         IDocument document= getVisibleDocument();
         if (document instanceof ChildDocument) {
-            ChildDocument cdoc= (ChildDocument) document;
+            ChildDocument cdoc= cast(ChildDocument) document;
             return cdoc.getParentDocumentRange().overlapsWith(start, length);
         } else if (document !is null) {
             int size= document.getLength();
@@ -3659,7 +3659,7 @@
         try {
             return selectContentTypePlugin(TextUtilities.getContentType(getDocument(), getDocumentPartitioning(), offset, true), plugins);
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.selectContentTypePlugin")); //$NON-NLS-1$
         }
         return null;
@@ -3698,7 +3698,7 @@
         if (fTabsToSpacesConverter !is null)
             fTabsToSpacesConverter.customizeDocumentCommand(document, command);
 
-        List strategies= (List) selectContentTypePlugin(command.offset, fAutoIndentStrategies);
+        List strategies= cast(List) selectContentTypePlugin(command.offset, fAutoIndentStrategies);
         if (strategies is null)
             return;
 
@@ -3708,14 +3708,14 @@
             break;
 
         case 1:
-            ((IAutoEditStrategy) strategies.iterator().next()).customizeDocumentCommand(document, command);
+            (cast(IAutoEditStrategy) strategies.iterator().next()).customizeDocumentCommand(document, command);
             break;
 
         // make iterator robust against adding/removing strategies from within strategies
         default:
             strategies= new ArrayList(strategies);
             for (final Iterator iterator= strategies.iterator(); iterator.hasNext(); )
-                ((IAutoEditStrategy) iterator.next()).customizeDocumentCommand(document, command);
+                (cast(IAutoEditStrategy) iterator.next()).customizeDocumentCommand(document, command);
 
             break;
         }
@@ -3778,7 +3778,7 @@
                 }
             } catch (BadLocationException x) {
 
-                if (TRACE_ERRORS)
+                if cast(TRACE_ERRORS)
                     System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.verifyText")); //$NON-NLS-1$
 
             } finally {
@@ -3934,7 +3934,7 @@
 
         IDocument document= getDocument();
         if (document instanceof IDocumentExtension2) {
-            IDocumentExtension2 extension= (IDocumentExtension2) document;
+            IDocumentExtension2 extension= cast(IDocumentExtension2) document;
             if (ignore)
                 extension.ignorePostNotificationReplaces();
             else
@@ -4077,7 +4077,7 @@
             return (offset > region.getOffset() + region.getLength() ? -1 : startLine + 1);
 
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.getFirstCompleteLineOfRegion")); //$NON-NLS-1$
         }
 
@@ -4157,7 +4157,7 @@
             }
 
             if (d instanceof IDocumentExtension4) {
-                IDocumentExtension4 extension= (IDocumentExtension4) d;
+                IDocumentExtension4 extension= cast(IDocumentExtension4) d;
                 rewriteSession= extension.startRewriteSession(DocumentRewriteSessionType.SEQUENTIAL);
             } else {
                 setRedraw(false);
@@ -4179,7 +4179,7 @@
             }
 
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.shift_1")); //$NON-NLS-1$
 
         } finally {
@@ -4188,7 +4188,7 @@
                 TextUtilities.addDocumentPartitioners(d, partitioners);
             
             if (d instanceof IDocumentExtension4) {
-                IDocumentExtension4 extension= (IDocumentExtension4) d;
+                IDocumentExtension4 extension= cast(IDocumentExtension4) d;
                 extension.stopRewriteSession(rewriteSession);
             } else {
                 stopSequentialRewriteMode();
@@ -4219,7 +4219,7 @@
             }
 
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println("TextViewer.shiftRight: BadLocationException"); //$NON-NLS-1$
         }
     }
@@ -4285,7 +4285,7 @@
             }
 
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println("TextViewer.shiftLeft: BadLocationException"); //$NON-NLS-1$
         }
     }
@@ -4419,7 +4419,7 @@
             }
 
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.findAndSelect")); //$NON-NLS-1$
         }
 
@@ -4497,7 +4497,7 @@
 
 
         } catch (BadLocationException x) {
-            if (TRACE_ERRORS)
+            if cast(TRACE_ERRORS)
                 System.out.println(JFaceTextMessages.getString("TextViewer.error.bad_location.findAndSelect")); //$NON-NLS-1$
         }
 
@@ -4556,7 +4556,7 @@
             ArrayList ranges= new ArrayList(presentation.getDenumerableRanges());
             Iterator e= presentation.getNonDefaultStyleRangeIterator();
             while (e.hasNext()) {
-                range= (StyleRange) e.next();
+                range= cast(StyleRange) e.next();
                 range= modelStyleRange2WidgetStyleRange(range);
                 if (range !is null)
                     ranges.add(range);
@@ -4573,7 +4573,7 @@
             List list= new ArrayList(presentation.getDenumerableRanges());
             Iterator e= presentation.getAllStyleRangeIterator();
             while (e.hasNext()) {
-                range= (StyleRange) e.next();
+                range= cast(StyleRange) e.next();
                 range= modelStyleRange2WidgetStyleRange(range);
                 if (range !is null)
                     list.add(range);
@@ -4598,7 +4598,7 @@
         List list= new ArrayList(presentation.getDenumerableRanges());
         Iterator e= presentation.getAllStyleRangeIterator();
         while (e.hasNext()) {
-            StyleRange range= (StyleRange) e.next();
+            StyleRange range= cast(StyleRange) e.next();
             range= modelStyleRange2WidgetStyleRange(range);
             if (range !is null)
                 list.add(range);
@@ -4621,7 +4621,7 @@
 
         IDocument document= getVisibleDocument();
         if (document instanceof ChildDocument) {
-            Position p= ((ChildDocument) document).getParentDocumentRange();
+            Position p= (cast(ChildDocument) document).getParentDocumentRange();
             return new Region(p.getOffset(), p.getLength());
         }
 
@@ -4647,7 +4647,7 @@
         if (fTextPresentationListeners !is null) {
             ArrayList listeners= new ArrayList(fTextPresentationListeners);
             for (int i= 0, size= listeners.size(); i < size; i++) {
-                ITextPresentationListener listener= (ITextPresentationListener)listeners.get(i);
+                ITextPresentationListener listener= cast(ITextPresentationListener)listeners.get(i);
                 listener.applyTextPresentation(presentation);
             }
         }
@@ -4784,7 +4784,7 @@
      */
     protected void inputChanged(Object newInput, Object oldInput) {
 
-        IDocument oldDocument= (IDocument) oldInput;
+        IDocument oldDocument= cast(IDocument) oldInput;
         if (oldDocument !is null) {
 
             if (fMarkPosition !is null && !fMarkPosition.isDeleted())
@@ -4801,18 +4801,18 @@
         fMarkPosition= null;
 
         if (oldDocument instanceof IDocumentExtension4) {
-            IDocumentExtension4 document= (IDocumentExtension4) oldDocument;
+            IDocumentExtension4 document= cast(IDocumentExtension4) oldDocument;
             document.removeDocumentRewriteSessionListener(fDocumentRewriteSessionListener);
         }
 
         super.inputChanged(newInput, oldInput);
 
         if (newInput instanceof IDocumentExtension4) {
-            IDocumentExtension4 document= (IDocumentExtension4) newInput;
+            IDocumentExtension4 document= cast(IDocumentExtension4) newInput;
             document.addDocumentRewriteSessionListener(fDocumentRewriteSessionListener);
         }
 
-        IDocument newDocument= (IDocument) newInput;
+        IDocument newDocument= cast(IDocument) newInput;
         if (newDocument !is null) {
             newDocument.addPositionCategory(MARK_POSITION_CATEGORY);
             newDocument.addPositionUpdater(fMarkPositionUpdater);
@@ -4846,7 +4846,7 @@
      */
     protected void enabledRedrawing(int topIndex) {
         if (fDocumentAdapter instanceof IDocumentAdapterExtension) {
-            IDocumentAdapterExtension extension= (IDocumentAdapterExtension) fDocumentAdapter;
+            IDocumentAdapterExtension extension= cast(IDocumentAdapterExtension) fDocumentAdapter;
             StyledText textWidget= getTextWidget();
             if (textWidget !is null && !textWidget.isDisposed()) {
                 extension.resumeForwardingDocumentChanges();
@@ -4880,7 +4880,7 @@
             fViewerState= new ViewerState();
 
         if (fDocumentAdapter instanceof IDocumentAdapterExtension) {
-            IDocumentAdapterExtension extension= (IDocumentAdapterExtension) fDocumentAdapter;
+            IDocumentAdapterExtension extension= cast(IDocumentAdapterExtension) fDocumentAdapter;
             extension.stopForwardingDocumentChanges();
         }
 
@@ -4950,7 +4950,7 @@
     protected final void startSequentialRewriteMode(bool normalized) {
         IDocument document= getDocument();
         if (document instanceof IDocumentExtension) {
-            IDocumentExtension extension= (IDocumentExtension) document;
+            IDocumentExtension extension= cast(IDocumentExtension) document;
             extension.startSequentialRewrite(normalized);
         }
     }
@@ -4964,7 +4964,7 @@
     protected final void stopSequentialRewriteMode() {
         IDocument document= getDocument();
         if (document instanceof IDocumentExtension) {
-            IDocumentExtension extension= (IDocumentExtension) document;
+            IDocumentExtension extension= cast(IDocumentExtension) document;
             extension.stopSequentialRewrite();
         }
     }
@@ -5115,11 +5115,11 @@
         try {
             if (modelRange.getLength() < 0) {
                 Region reversed= new Region(modelRange.getOffset() + modelRange.getLength(), -modelRange.getLength());
-                IRegion result= ((IDocumentInformationMappingExtension2) fInformationMapping).toClosestImageRegion(reversed);
+                IRegion result= (cast(IDocumentInformationMappingExtension2) fInformationMapping).toClosestImageRegion(reversed);
                 if (result !is null)
                     return new Region(result.getOffset() + result.getLength(), -result.getLength());
             }
-            return ((IDocumentInformationMappingExtension2) fInformationMapping).toClosestImageRegion(modelRange);
+            return (cast(IDocumentInformationMappingExtension2) fInformationMapping).toClosestImageRegion(modelRange);
 
         } catch (BadLocationException x) {
         }
@@ -5261,7 +5261,7 @@
     protected StyleRange modelStyleRange2WidgetStyleRange(StyleRange range) {
         IRegion region= modelRange2WidgetRange(new Region(range.start, range.length));
         if (region !is null) {
-            StyleRange result= (StyleRange) range.clone();
+            StyleRange result= cast(StyleRange) range.clone();
             result.start= region.getOffset();
             result.length= region.getLength();
             return result;
@@ -5360,7 +5360,7 @@
      */
     public bool moveFocusToWidgetToken() {
         if (fWidgetTokenKeeper instanceof IWidgetTokenKeeperExtension) {
-            IWidgetTokenKeeperExtension extension= (IWidgetTokenKeeperExtension) fWidgetTokenKeeper;
+            IWidgetTokenKeeperExtension extension= cast(IWidgetTokenKeeperExtension) fWidgetTokenKeeper;
             return extension.setFocus(this);
         }
         return false;
@@ -5452,7 +5452,7 @@
         if (fHyperlinkDetectors !is null) {
             for (int i= 0; i < fHyperlinkDetectors.length; i++) {
                 if (fHyperlinkDetectors[i] instanceof IHyperlinkDetectorExtension)
-                    ((IHyperlinkDetectorExtension)fHyperlinkDetectors[i]).dispose();
+                    (cast(IHyperlinkDetectorExtension)fHyperlinkDetectors[i]).dispose();
             }
         }