Bug 133999 Background image won't apply to the column
Steps to reproduce: 1.New a table with some labels 2.Choose one column, apply a style with background image Expected result: Background image will be applied to the column Actual result: Background image didn't apply to the column in layout, but preview is ok
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/actions/ApplyStyleMenuAction.java
private StyleHandle getStyleHandle( )
	{
		IStructuredSelection selection = InsertInLayoutUtil.editPart2Model( getSelection( ) );
		if ( !selection.isEmpty( )
				&& selection.getFirstElement( ) instanceof DesignElementHandle )
		{
			if((DesignElementHandle) selection.getFirstElement( ) instanceof RowHandle)
			{
				selection = InsertInLayoutUtil.editPart2Model(TableUtil.filletCellInSelectionEditorpart(getSelection( )) );
			}
			
			
			SharedStyleHandle style = ( (DesignElementHandle) selection.getFirstElement( ) ).getStyle( );
			for ( Iterator iterator = selection.iterator( ); iterator.hasNext( ); )
			{
				Object obj = iterator.next( );
				if ( !( obj instanceof DesignElementHandle ) )
				{
					return null;
				}
				if ( ( (DesignElementHandle) obj ).getStyle( ) != style )
				{
					return null;
				}
			}
			return style;
		}
		return null;
	}
}