note description: "Summary description for {EDK_CONTROL}." author: "" date: "$Date$" revision: "$Revision$" class EDK_WINDOW_CONTROL inherit EDK_WINDOW feature -- Event Handling parent_add: IMMUTABLE_STRING_8 once Result := "parent_add" end -- Passes sessions id of the new parent for `Current' parent_remove: IMMUTABLE_STRING_8 once Result := "parent_remove" end -- Passes session id of the parent `Current's is being removed from. parent_query: IMMUTABLE_STRING_8 once Result := "parent_remove" end -- Retrieve session id of parent end