Bug 120218 Right click menu option to apply theme.
We should support the following right click menu. -- User right clicks int he report design layout area. -- The following menu items needs to be supported Theme --> Apply Theme -->Theme1 -->Theme2 ( similar to Apply style menu option )
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/providers/SchematicContextMenuProvider.java
*/
	protected List getListEditParts( )
	{
		List listParts = new ArrayList( );
		for ( Iterator iter = getSelectedObjects( ).iterator( ); iter.hasNext( ); )
		{
			Object obj = iter.next( );
			if ( obj instanceof ListEditPart )
			{
				if ( !( listParts.contains( obj ) ) )
				{
					listParts.add( obj );
				}
			}
			else if ( obj instanceof ListBandEditPart )
			{
				Object parent = (ListEditPart) ( (ListBandEditPart) obj ).getParent( );
				if ( !( listParts.contains( parent ) ) )
				{
					listParts.add( parent );
				}
			}
			else
			{
				return Collections.EMPTY_LIST;
			}
		}
		return listParts;
	}
}