addListener( SWT.KeyDown, new Listener( ) {  public void handleEvent( Event event ) { if ( event.keyCode == SWT.ARROW_UP ) { getShell( ).close( ); } } } );
		MarkerDropDownEditorComposite( Composite parent, int style )		{			super( parent, style );			placeComponents( );			addListener( SWT.KeyDown, new Listener( ) {				public void handleEvent( Event event )				{					if ( event.keyCode == SWT.ARROW_UP )					{						getShell( ).close( );					}				}			} );		}