Bug 132103 No objects under Context in palette when scripting a data set
Steps to reproduce: 1.New a data set and select it 2.Swith to script view, choose "onFetch" and open palette Expected result: Objects:this, row and reportContext should be given under Context And other objects available for other methods(e.g. BeforeOpen) should be there as well. Actual result: Nothing under Context The relative bug is #126110
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DEUtil.java
ReportDesignConstants.FREE_FORM_ITEM ) );
		notSupportList.add( DesignEngine.getMetaDataDictionary( ).getElement(
				ReportDesignConstants.GRAPHIC_MASTER_PAGE_ELEMENT ) );
	}
	/**
	 * Gets the support list of the given parent element and the slotID.
	 * 
	 * @param parent
	 *            the parent element
	 * @param slotId
	 *            the slotID
	 * @return the element list that is supported with the given parent element
	 *         and in the given slotID
	 */
	public static List getElementSupportList( DesignElementHandle parent,
			int slotId )
	{
		List list = new ArrayList( );
		ISlotDefn slotDefn = parent.getDefn( ).getSlot( slotId );
		if ( slotDefn != null )
		{
			list.addAll( slotDefn.getContentExtendedElements( ) );
			list.removeAll( notSupportList );
		}
		
		List availableList = new ArrayList( );
		for ( int i = 0; i < list.size( ); i++ )
		{
			if ( parent.canContain( slotId, ( (IElementDefn) list.get( i ) )
					.getName( ) ) )