didBecomeKeyNotification
A notification that the window object became the key window.
Declaration
class let didBecomeKeyNotification: NSNotification.NameDiscussion
The notification object is the NSWindow object that has become the key window. This notification doesn’t contain a userInfo dictionary.
See Also
Notifications
didBecomeMainNotificationdidChangeScreenNotificationdidChangeScreenProfileNotificationdidDeminiaturizeNotificationdidEndSheetNotificationdidEndLiveResizeNotificationdidExposeNotificationdidMiniaturizeNotificationdidMoveNotificationdidResignKeyNotificationdidResignMainNotificationdidResizeNotificationdidUpdateNotificationwillBeginSheetNotificationwillCloseNotification