Bug 137849 Unable to set comparator in StructuredViewer
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/StructuredViewer.java
updateSelection(getSelection());
		}
	}
	/**
	 * Handles a post select event from the widget.
	 * <p>
	 * This method is internal to the framework; subclassers should not call
	 * this method.
	 * </p>
	 * 
	 * @param e the SWT selection event
	 */
	protected void handlePostSelect(SelectionEvent e) {
		SelectionChangedEvent event = new SelectionChangedEvent(this, getSelection());
		firePostSelectionChanged(event);
	}
	/*
	 * (non-Javadoc) Method declared on Viewer.
	 */
	protected void hookControl(Control control) {
		super.hookControl(control);
		OpenStrategy handler = new OpenStrategy(control);
		handler.addSelectionListener(new SelectionListener() {
			public void widgetSelected(SelectionEvent e) {
				handleSelect(e);
			}
			public void widgetDefaultSelected(SelectionEvent e) {
				handleDoubleSelect(e);
			}
		});