UIBarItem.Notifications.ObserveAnnouncementDidFinish Method

Definition

Namespace:

UIKit

Assembly:

Xamarin.iOS.dll

Overloads

ObserveAnnouncementDidFinish(EventHandler<UIAccessibilityAnnouncementFinishedEventArgs>)	Strongly typed notification for the AnnouncementDidFinishNotification constant.
ObserveAnnouncementDidFinish(NSObject, EventHandler<UIAccessibilityAnnouncementFinishedEventArgs>)	Strongly typed notification for the AnnouncementDidFinishNotification constant.

ObserveAnnouncementDidFinish(EventHandler<UIAccessibilityAnnouncementFinishedEventArgs>)

Strongly typed notification for the AnnouncementDidFinishNotification constant.

public static Foundation.NSObject ObserveAnnouncementDidFinish (EventHandler<UIKit.UIAccessibilityAnnouncementFinishedEventArgs> handler);

static member ObserveAnnouncementDidFinish : EventHandler<UIKit.UIAccessibilityAnnouncementFinishedEventArgs> -> Foundation.NSObject

Parameters

handler

EventHandler<UIAccessibilityAnnouncementFinishedEventArgs>

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 AnnouncementDidFinishNotification notifications.

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

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

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

ObserveAnnouncementDidFinish(NSObject, EventHandler<UIAccessibilityAnnouncementFinishedEventArgs>)

Strongly typed notification for the AnnouncementDidFinishNotification constant.

public static Foundation.NSObject ObserveAnnouncementDidFinish (Foundation.NSObject objectToObserve, EventHandler<UIKit.UIAccessibilityAnnouncementFinishedEventArgs> handler);

static member ObserveAnnouncementDidFinish : Foundation.NSObject * EventHandler<UIKit.UIAccessibilityAnnouncementFinishedEventArgs> -> Foundation.NSObject

Parameters

objectToObserve

NSObject

The object to observe.

handler

EventHandler<UIAccessibilityAnnouncementFinishedEventArgs>

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 AnnouncementDidFinishNotification notifications.

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

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

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