Bug 120293 There is no response when I drag an embedded image from library explorer into outline view.
Description: There is no response when I drag an embedded image from library explorer into outline view. Steps to reproduce: 1. Use a library in a report. 2. Drag an embedded image from library explorer into outline view. There is no response. It doesn't take effect.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
return true;
	}
	/**
	 * Operates elements. Operation type includes move or copy. Includes
	 * transaction.
	 * 
	 * @param transferData
	 *            single or multiple transfer data, every data must be an
	 *            instance of <code>DesignElementHandle</code> or
	 *            <code>DesignElement</code>
	 * @param targetObj
	 *            target elements, class type could be
	 *            <code>DesignElementHandle</code>,<code>SlotHandle</code>
	 *            or <code>ReportElementModel</code>
	 * @param position
	 *            the position will be added
	 * @param commandName
	 * @param commandType
	 *            TYPE_CUT or TYPE_COPY
	 * @return if succeeding in operating data
	 */
	protected static boolean operateHandles( Object transferData,
			Object targetObj, int position, String commandName,
			String commandType )
	{
		ModuleHandle designHandle = SessionHandleAdapter.getInstance( )
				.getReportDesignHandle( );
		CommandStack stack = designHandle.getCommandStack( );
		try
		{