Bug 3888 Single click in type hierarchy not working (1GF278R)
Single click in type hierarchy on an already opened file should bring it to front. NOTES: MA (03.08.2001 15:27:31) seems to work now (200), cant reproduce the PR
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/infoviews/AbstractInfoView.java
}
	
	protected void startListeningForSelectionChanges() {
		getSite().getWorkbenchWindow().getSelectionService().addPostSelectionListener(this);
	}
	protected void stopListeningForSelectionChanges() {
		getSite().getWorkbenchWindow().getSelectionService().removePostSelectionListener(this);
	}
	public void selectionChanged(IWorkbenchPart part, ISelection selection) {
		if (part.equals(this))
			return;
			
		if (fLastActivatedPart != null && fLastActivatedPart.equals(part)) {
			fLastActivatedPart= null;
			return;
		}
		fLastActivatedPart= null;
		
		setInputFrom(part);
	}
	private IJavaElement findJavaElement(IWorkbenchPart part) {
		Object element;
		try {
			IStructuredSelection sel= SelectionConverter.getStructuredSelection(part);
			element= SelectionUtil.getSingleElement(sel);
		} catch (JavaModelException e) {
			return null;
		}
			
		if (SearchUtil.isISearchResultViewEntry(element)) {