NSApplication.Notifications.ObserveWillUpdate 方法

定義

重要

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ObserveWillUpdate(EventHandler<NSNotificationEventArgs>)
ObserveWillUpdate(NSObject, EventHandler<NSNotificationEventArgs>)

public static Foundation.NSObject ObserveWillUpdate (EventHandler<Foundation.NSNotificationEventArgs> handler);

static member ObserveWillUpdate : EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObject

public static Foundation.NSObject ObserveWillUpdate (Foundation.NSObject objectToObserve, EventHandler<Foundation.NSNotificationEventArgs> handler);

static member ObserveWillUpdate : Foundation.NSObject * EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObject