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
if ( transferData instanceof Object[]
				&& ( (Object[]) transferData ).length == 1 )
		{
			return getColumnHandle( ( (Object[]) transferData )[0] );
		}
		return null;
	}
	/**
	 * Pastes table or grid columns to target
	 * 
	 * @param transferData
	 *            column data
	 * @param targetObj
	 *            table
	 * @param isNew
	 *            true: insert and paste; false: override and paste
	 * @return paste succeed or fail
	 */
	protected static boolean copyColumn( ColumnBandData transferData,
			Object targetObj, boolean isNew )
	{
		try
		{
			int columnNumber = HandleAdapterFactory.getInstance( )
					.getColumnHandleAdapter( targetObj )
					.getColumnNumber( );
			Object parent = ( (ColumnHandle) targetObj ).getContainer( );
			if ( parent instanceof TableHandle )
			{
				if ( isNew )