Invoked when a menu is about to open.
Original signature is '- (void)menuWillOpen:(NSMenu *)menu'
Available in Mac OS X v10.5 and later.

Declaration Syntax
public delegate void MenuWillOpenEventHandler(
NSMenu menu
)
Public Delegate Sub MenuWillOpenEventHandler ( _
menu As NSMenu _
)
public delegate void MenuWillOpenEventHandler(
NSMenu^ menu
)

Parameters
- menu (NSMenu)
- The menu that is about to open.

Version Information
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)
Assembly:
Monobjc.AppKit (Module: Monobjc.AppKit)