AVAudioUnitComponent.Notifications.ObserveTagsDidChange Method

Definition

Overloads

ObserveTagsDidChange(EventHandler<NSNotificationEventArgs>)

Strongly typed notification for the TagsDidChangeNotification constant.

ObserveTagsDidChange(NSObject, EventHandler<NSNotificationEventArgs>)

Strongly typed notification for the TagsDidChangeNotification constant.

ObserveTagsDidChange(EventHandler<NSNotificationEventArgs>)

Strongly typed notification for the TagsDidChangeNotification constant.

public static Foundation.NSObject ObserveTagsDidChange (EventHandler<Foundation.NSNotificationEventArgs> handler);
static member ObserveTagsDidChange : EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObject

Parameters

handler
EventHandler<NSNotificationEventArgs>

The handler that responds to the notification when it occurs.

Returns

NSObject

Token object that can be used to stop receiving notifications by either disposing it or passing it to RemoveObservers(IEnumerable<NSObject>)

Remarks

This method can be used to subscribe for TagsDidChangeNotification notifications.


// Listen to all notifications posted for any object
var token = AVAudioUnitComponent.Notifications.ObserveTagsDidChange ((notification) => {
	Console.WriteLine ("Observed TagsDidChangeNotification!");
};

// Listen to all notifications posted for a single object var token = AVAudioUnitComponent.Notifications.ObserveTagsDidChange (objectToObserve, (notification) => { Console.WriteLine ($"Observed TagsDidChangeNotification for {nameof (objectToObserve)}!"); };

// Stop listening for notifications token.Dispose ();

ObserveTagsDidChange(NSObject, EventHandler<NSNotificationEventArgs>)

Strongly typed notification for the TagsDidChangeNotification constant.

public static Foundation.NSObject ObserveTagsDidChange (Foundation.NSObject objectToObserve, EventHandler<Foundation.NSNotificationEventArgs> handler);
static member ObserveTagsDidChange : Foundation.NSObject * EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObject

Parameters

objectToObserve
NSObject

The specific object to observe.

handler
EventHandler<NSNotificationEventArgs>

The handler that responds to the notification when it occurs.

Returns

NSObject

Token object that can be used to stop receiving notifications by either disposing it or passing it to RemoveObservers(IEnumerable<NSObject>)

Remarks

This method can be used to subscribe for TagsDidChangeNotification notifications.


// Listen to all notifications posted for any object
var token = AVAudioUnitComponent.Notifications.ObserveTagsDidChange ((notification) => {
	Console.WriteLine ("Observed TagsDidChangeNotification!");
};

// Listen to all notifications posted for a single object var token = AVAudioUnitComponent.Notifications.ObserveTagsDidChange (objectToObserve, (notification) => { Console.WriteLine ($"Observed TagsDidChangeNotification for {nameof (objectToObserve)}!"); };

// Stop listening for notifications token.Dispose ();

Applies to