Bug 156632 [Acceptance]Cannot paste theme when select Themes in Outline.
Description: Cannot paste theme when select Themes in Outline. Steps to reproduce: 1. New a library. 2. Select defaulttheme in outline and cut it 3. Select Themes and right click to paste the theme back. Expected result: Paste in context menu can be used. Actual result: Paste is gray
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
targetObj ) );
		}
		else if ( transferData instanceof StructureHandle )
		{
			commands.add( new PasteStructureCommand( ( (StructureHandle) transferData ).getStructure( ),
					targetObj ) );
		}
	}
	/**
	 * Returns specified command
	 * 
	 * @param commandType
	 *            command type, value is <code>TYPE_CUT</code> or
	 *            <code>TYPE_COPY</code>
	 * @param transferSource
	 *            transfer source
	 * @param newContainer
	 *            the new container
	 * @param position
	 *            the position will be added
	 * @return command
	 */
	protected static Command getNewCommand( String commandType,
			Object transferSource, Object newContainer, int position )
	{
		boolean isCut = TYPE_CUT.equals( commandType );
		if ( newContainer instanceof ParameterGroupHandle
				&& ( transferSource instanceof ParameterGroupHandle || DEUtil.isParameterGroup( transferSource ) ) )
		{
			return pasteParameterGroup( commandType,