A menu is the top level menu item, such as "File".
Creation Parameters
- To add a menu to a wxMenuBar
- parent: wxMenus must have a wxMenuBar parent
- text: text of the menu
- style [= 0]
- index: If omitted, the menu is appended to the existing menus,
or a zero-based index where the menu should be inserted
- To create a popup- or sub-menu
To create a submenu, first create a
wxMenu object with no parent,
then create a new
wxMenuItem with the menu as the
subMenu parameter.