HideMenuBar

To hide the menu bar in your current application, use the HideMenuBar function.

FUNCTION HideMenuBar as Integer

returns the old height of the MenuBar, you have to store this value to make it reappear.

Description:
Hides the menubar by setting the MenuBar height to 0.

Carbon Notes:
On Carbon this function will always return 0, because Carbon does not use
the height variable to Hide the Menu Bar. This function only returns a value
on Carbon to be consitant with the MacOS Classic version.

Supported platforms:
* MacOS PPC
* MacOS Carbon
* MacOS 68k
Unsupported platforms:
* Windows x86