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 ( (ListBandProxy) obj ).getSlotHandle( );
		}
		return obj;
	}
	/**
	 * Gets the length of elements in object
	 * 
	 * @param obj
	 * @return the length of elements in object
	 */
	public static int getObjectLength( Object obj )
	{
		if ( obj == null )
		{
			return 0;
		}
		else if ( obj instanceof StructuredSelection )
		{
			return getObjectLength( ( (StructuredSelection) obj ).toArray( ) );
		}
		else if ( obj instanceof Object[] )
		{
			return ( (Object[]) obj ).length;
		}
		return 1;
	}
	/**
	 * Checks whether child's container exists in handle array
	 * 
	 * @param content