MPMoviePlayerController.Notifications.ObserveTimedMetadataUpdated Method

Definition

Overloads

ObserveTimedMetadataUpdated(NSObject, EventHandler<MPMoviePlayerTimedMetadataEventArgs>)

Strongly typed notification for the TimedMetadataUpdatedNotification constant.

ObserveTimedMetadataUpdated(EventHandler<MPMoviePlayerTimedMetadataEventArgs>)

Strongly typed notification for the TimedMetadataUpdatedNotification constant.

ObserveTimedMetadataUpdated(NSObject, EventHandler<MPMoviePlayerTimedMetadataEventArgs>)

Strongly typed notification for the TimedMetadataUpdatedNotification constant.

public static Foundation.NSObject ObserveTimedMetadataUpdated (Foundation.NSObject objectToObserve, EventHandler<MediaPlayer.MPMoviePlayerTimedMetadataEventArgs> handler);
static member ObserveTimedMetadataUpdated : Foundation.NSObject * EventHandler<MediaPlayer.MPMoviePlayerTimedMetadataEventArgs> -> Foundation.NSObject

Parameters

objectToObserve
NSObject

The object to observe.

handler
EventHandler<MPMoviePlayerTimedMetadataEventArgs>

Method to invoke when the notification is posted.

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 TimedMetadataUpdatedNotification notifications.


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

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

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

ObserveTimedMetadataUpdated(EventHandler<MPMoviePlayerTimedMetadataEventArgs>)

Strongly typed notification for the TimedMetadataUpdatedNotification constant.

public static Foundation.NSObject ObserveTimedMetadataUpdated (EventHandler<MediaPlayer.MPMoviePlayerTimedMetadataEventArgs> handler);
static member ObserveTimedMetadataUpdated : EventHandler<MediaPlayer.MPMoviePlayerTimedMetadataEventArgs> -> Foundation.NSObject

Parameters

handler
EventHandler<MPMoviePlayerTimedMetadataEventArgs>

Method to invoke when the notification is posted.

Returns

NSObject

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

Remarks

The following example shows how developers can use this method in their code:


//
// Lambda style
//

// listening notification = MPMoviePlayerController.Notifications.ObserveTimedMetadataUpdated ((sender, args) => { /* Access strongly typed args */ Console.WriteLine ("Notification: {0}", args.Notification);

Console.WriteLine ("TimedMetadata", args.TimedMetadata);

});

// To stop listening: notification.Dispose ();

// //Method style // NSObject notification; void Callback (object sender, MediaPlayer.MPMoviePlayerTimedMetadataEventArgs args) { // Access strongly typed args Console.WriteLine ("Notification: {0}", args.Notification);

Console.WriteLine ("TimedMetadata", args.TimedMetadata);

}

void Setup () { notification = MPMoviePlayerController.Notifications.ObserveTimedMetadataUpdated (Callback); }

void Teardown () { notification.Dispose (); }

Applies to