Bug 190957 The cancel button in group level dialog in cube take no effect[1101]
Description: The cancel button in group level dialog in cube take no effect[1101] Build number: 2.2.0.v20070605-0630 Steps to reproduce: 1, New a cube 2, New a level 3, Do some operations on the level 4, Click cancel button Expected result: The cancel button can take effect to cancel all the operations Actual result: The cancel button take no effect and all the operations have done
UI/org.eclipse.birt.report.designer.ui.cubebuilder/src/org/eclipse/birt/report/designer/ui/cubebuilder/page/CubeGroupContent.java
}
		}
	}
	public void refresh( )
	{
		updateButtons( );
	}
	public void elementChanged( DesignElementHandle focus, NotificationEvent ev )
	{
		if ( groupViewer == null || groupViewer.getControl( ).isDisposed( ) )
		{
			return;
		}
		groupViewer.refresh( );
		expandNodeAfterCreation( ev );
		getListenerElementVisitor( ).addListener( focus );
	}
	private void expandNodeAfterCreation( NotificationEvent ev )
	{
		if ( ev instanceof ContentEvent
				&& ev.getEventType( ) == NotificationEvent.CONTENT_EVENT
				&& ( (ContentEvent) ev ).getAction( ) == ContentEvent.ADD )
		{
			IDesignElement element = ( (ContentEvent) ev ).getContent( );
			if ( element != null )
			{
				final DesignElementHandle handle = element.getHandle( input.getModule( ) );
				groupViewer.expandToLevel( handle,
						AbstractTreeViewer.ALL_LEVELS );
				groupViewer.setSelection( new StructuredSelection( handle ),