getTreeViewer( ).addSelectionChangedListener( new ISelectionChangedListener( ) {  public void selectionChanged( SelectionChangedEvent event ) { treeSelect( event ); }  } );
	public void createControl( Composite parent )	{		treeViewer = createTreeViewer( parent );		getTreeViewer( ).addSelectionChangedListener( new ISelectionChangedListener( ) {			public void selectionChanged( SelectionChangedEvent event )			{				treeSelect( event );			}		} );	}