These object types do not have direct corespondence to any object inside PDF document, but some of them may allow you to manipulate them indirectly. Main focus of these types is to interact with user.
Ancestor type: CObject
This type of object represent one popup menu. You can add menu items and submenus to it and you can execute the menu, which will then return the action picked by user (if any) To create new popup menu object, use the popupMenu function