Bug 125874 [create script] 'Select All' doesn't work
20060131 - Create script - Press 'Select All', nothing happens
org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/internal/ui/refactoring/history/RefactoringHistoryControl.java
/**
		 * Updates the checkstate of the specified element and dependencies.
		 * 
		 * @param element
		 *            the changed element
		 * @param checked
		 *            <code>true</code> if the element is checked,
		 *            <code>false</code> otherwise
		 */
		private void updateCheckState(final Object element, final boolean checked) {
			setSubTreeChecked(element, checked);
			setSubTreeGrayed(element, false);
			Object current= getParent(element);
			while (current != null) {
				final Object[] children= getChildren(current);
				propagateCheckState(current, children);
				current= getParent(current);
			}
		}
	}
	
	private Image fCaptionImage= null;
	
	private CompareViewerSwitchingPane fCommentPane= null;
	
	protected final RefactoringHistoryControlConfiguration fControlConfiguration;
	
	private CompareViewerPane fHistoryPane= null;
	
	private TreeViewer fHistoryViewer= null;