WMENU-ENSURE-VISIBLE
The WMENU-ENSURE-VISIBLE function automatically expands the necessary menus in order to show a given menu item.
Calling this function multiple times on the same menu handle produces different results depending on the menu type:
•	in a menu-bar, only the last call has effect, as you can have only one menu expanded;
•	in an hamburger-menu, all the calls have effect, as you can have more than one branch expanded.
Syntax:
 CALL "W$MENU" USING WMENU-ENSURE-VISIBLE                       menuHandle                       ID               GIVING returnCode  | 
Parameters:
WMENU-ENABLE  | Constant  |    | 
menuHandle  | USAGE HANDLE  | Specifies the handle of an existing menu.  | 
ID  | any numeric data item or numeric literal  | Specifies the menu entry to be shown.   | 
 Return code:
returnCode can be any signed numeric data item and provides additional information:
<=0   | Operation failed.  | 
>0  | Operation successful.  |