Bug 55968 [misc] segmented view does not work with new methods
i2004-03-24+plugin export - add a new method into a class by typing: public void test() {[enter] - the closing bracket is made automatically and the cursor is placed in the method - press "show source of selected element only" - observed behavior: the selected segment is the whole class rather than the method in which the cursor was
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
try {					
				StyledText text= viewer.getTextWidget();			
				if (text == null || text.isDisposed())
					return -1;
				Display display= text.getDisplay();				
				Point absolutePosition= display.getCursorLocation();
				Point relativePosition= text.toControl(absolutePosition);
				
				int widgetOffset= text.getOffsetAtLocation(relativePosition);
				if (viewer instanceof ITextViewerExtension5) {
					ITextViewerExtension5 extension= (ITextViewerExtension5) viewer;
					return extension.widgetOffset2ModelOffset(widgetOffset);
				} else {
					return widgetOffset + viewer.getVisibleRegion().getOffset();
				}
			} catch (IllegalArgumentException e) {
				return -1;
			}			
		}
		public void applyTextPresentation(TextPresentation textPresentation) {
			if (fActiveRegion == null)
				return;
			IRegion region= textPresentation.getExtent();
			if (fActiveRegion.getOffset() + fActiveRegion.getLength() >= region.getOffset() && region.getOffset() + region.getLength() > fActiveRegion.getOffset())
				textPresentation.mergeStyleRange(new StyleRange(fActiveRegion.getOffset(), fActiveRegion.getLength(), fColor, null));
		}
		
		private void highlightRegion(ISourceViewer viewer, IRegion region) {
			if (region.equals(fActiveRegion))
				return;