Tells the delegate that the user has attempted to close a window or the window has received a performClose: message.
Original signature is '- (BOOL)windowShouldClose:(id)sender'
Available in Mac OS X v10.0 and later.
- sender (Id)
- The window being closed.
YES to allow sender to be closed; otherwise, NO.
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)