Invoked when a menu is about to be displayed at the start of a tracking session so the delegate can modify the menu.
Original signature is '- (void)menuNeedsUpdate:(NSMenu *)menu'
Available in Mac OS X v10.3 and later.
- menu (NSMenu)
- The menu object that is about to be displayed.
Assembly: Monobjc.AppKit (Module: Monobjc.AppKit)
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)