Bug 192347 [acceptance]Theme cannot be deleted[01]
Description: [acceptance]Theme cannot be deleted Build number:2.2.0.v20070613 Steps to reproduce: 1. New a library. 2. New a theme and delete it. Expected result: Theme can be deleted Actual result: Delete key doesn't work and no delete item in context menu. Error log:n/a
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
DesignElementHandle targetHandle, DesignElementHandle childHandle,
			boolean validateContainer )
	{
		if ( targetHandle instanceof CascadingParameterGroupHandle )
		{
			return childHandle.getContainer( ) == targetHandle ? CONTAIN_THIS
					: CONTAIN_NO;
		}
		else if ( targetHandle.canContain( DEUtil.getDefaultSlotID( targetHandle ),
				childHandle ) )
		{
			return CONTAIN_THIS;
		}
		else if ( targetHandle instanceof ParameterGroupHandle
				&& childHandle instanceof ParameterGroupHandle )
		{
			return CONTAIN_THIS;
		}
		else if ( targetHandle instanceof ReportDesignHandle
				&& childHandle instanceof ThemeHandle )
		{
			return CONTAIN_THIS;
		}
		
		else if ( targetHandle.canContain( DEUtil.getDefaultContentName( targetHandle ),
				childHandle ) )
		{
			return CONTAIN_THIS;
		}