if (treeElement == fCurrentTreeSelection) return; fCurrentTreeSelection= treeElement;
	protected void populateListViewer(final Object treeElement) {		fListViewer.setInput(treeElement);		List listItemsToCheck= (List) fCheckedStateStore.get(treeElement);		if (listItemsToCheck != null) {			Iterator listItemsEnum= listItemsToCheck.iterator();			while (listItemsEnum.hasNext())				fListViewer.setChecked(listItemsEnum.next(), true);		}	}