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UIBarItem.Notifications.ObserveAnnouncementDidFinish Method

Definition

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

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 ();

Applies to

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

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 ();

Applies to