Bug 188572 "Delete" button does not work when delete a table row or column [00]
Description: "Delete" button does not work when delete a table row or column. Build number: 2.2.0.v20070523-0630 Steps to reproduce: 1. New a table, select one table row or column and click "Delete" button. Expected result: The row and column can be deleted by pressing "Delete" button. Actual result: Pressing "Delete" button does not take effect. Error log: N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/parts/GraphicalEditorWithFlyoutPalette.java
}
	
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.core.util.mediator.IColleague#performRequest(org.eclipse.birt.report.designer.core.util.mediator.request.ReportRequest)
	 */
	public void performRequest( ReportRequest request )
	{
		if ( ReportRequest.SELECTION.equals( request.getType( ) ) )
		{
			handleSelectionChange( request );
		}
		else if ( ReportRequest.CREATE_ELEMENT.equals( request.getType( ) ) )
		{
			handleCreateElement( request );
		}
	}
	/**
	 * @param request
	 */
	protected void handleCreateElement( ReportRequest request )
	{
		final GraphicalViewer viewer = getGraphicalViewer( );
		if ( !viewer.getControl( ).isVisible( ) )
		{
			return;
		}
		final List list = request.getSelectionModelList( );
		if ( list.size( ) != 1 )