WKWebExtensionContext.Notifications.ObserveNotificationUserInfoKeyMatchPatterns Method
Definition
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Overloads
| Name | Description |
|---|---|
| ObserveNotificationUserInfoKeyMatchPatterns(NSObject, EventHandler<NSNotificationEventArgs>) |
Strongly typed notification for the NotificationUserInfoKeyMatchPatterns constant. |
| ObserveNotificationUserInfoKeyMatchPatterns(EventHandler<NSNotificationEventArgs>) |
Strongly typed notification for the NotificationUserInfoKeyMatchPatterns constant. |
ObserveNotificationUserInfoKeyMatchPatterns(NSObject, EventHandler<NSNotificationEventArgs>)
Strongly typed notification for the NotificationUserInfoKeyMatchPatterns constant.
public static Foundation.NSObject ObserveNotificationUserInfoKeyMatchPatterns(Foundation.NSObject objectToObserve, EventHandler<Foundation.NSNotificationEventArgs> handler);static member ObserveNotificationUserInfoKeyMatchPatterns : Foundation.NSObject * EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObjectParameters
- objectToObserve
- NSObject
The specific object to observe.
- handler
- EventHandler<NSNotificationEventArgs>
The handler that responds to the notification when it occurs.
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 to NotificationUserInfoKeyMatchPatterns notifications.
// Listen to all notifications posted for a single object
var token = WKWebExtensionContext.Notifications.ObserveNotificationUserInfoKeyMatchPatterns (objectToObserve, (notification) => {
Console.WriteLine ($"Observed NotificationUserInfoKeyMatchPatternsNotification for {nameof (objectToObserve)}!");
};
// Stop listening for notifications
token.Dispose ();
Applies to
ObserveNotificationUserInfoKeyMatchPatterns(EventHandler<NSNotificationEventArgs>)
Strongly typed notification for the NotificationUserInfoKeyMatchPatterns constant.
public static Foundation.NSObject ObserveNotificationUserInfoKeyMatchPatterns(EventHandler<Foundation.NSNotificationEventArgs> handler);static member ObserveNotificationUserInfoKeyMatchPatterns : EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObjectParameters
- handler
- EventHandler<NSNotificationEventArgs>
The handler that responds to the notification when it occurs.
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 to NotificationUserInfoKeyMatchPatterns notifications.
// Listen to all notifications posted for any object
var token = WKWebExtensionContext.Notifications.ObserveNotificationUserInfoKeyMatchPatterns ((notification) => {
Console.WriteLine ("Observed NotificationUserInfoKeyMatchPatternsNotification!");
};
// Stop listening for notifications
token.Dispose ();