NSUserDefaults.Notifications.ObserveCompletedInitialSync 方法
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
重载
ObserveCompletedInitialSync(EventHandler<NSNotificationEventArgs>)
常量的强类型通知 CompletedInitialSyncNotification 。
public static Foundation.NSObject ObserveCompletedInitialSync (EventHandler<Foundation.NSNotificationEventArgs> handler);
static member ObserveCompletedInitialSync : EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObject
参数
- handler
- EventHandler<NSNotificationEventArgs>
发布通知时调用的方法。
返回
令牌对象,可用于通过释放通知或将其传递给来停止接收通知 RemoveObservers(IEnumerable<NSObject>)
注解
此方法可用于订阅 CompletedInitialSyncNotification 通知。
// Listen to all notifications posted for any object
var token = NSUserDefaults.Notifications.ObserveCompletedInitialSync ((notification) => {
Console.WriteLine ("Observed CompletedInitialSyncNotification!");
};
// Listen to all notifications posted for a single object
var token = NSUserDefaults.Notifications.ObserveCompletedInitialSync (objectToObserve, (notification) => {
Console.WriteLine ($"Observed CompletedInitialSyncNotification for {nameof (objectToObserve)}!");
};
// Stop listening for notifications
token.Dispose ();
适用于
ObserveCompletedInitialSync(NSObject, EventHandler<NSNotificationEventArgs>)
常量的强类型通知 CompletedInitialSyncNotification 。
public static Foundation.NSObject ObserveCompletedInitialSync (Foundation.NSObject objectToObserve, EventHandler<Foundation.NSNotificationEventArgs> handler);
static member ObserveCompletedInitialSync : Foundation.NSObject * EventHandler<Foundation.NSNotificationEventArgs> -> Foundation.NSObject
参数
- objectToObserve
- NSObject
要观察的对象。
- handler
- EventHandler<NSNotificationEventArgs>
发布通知时调用的方法。
返回
令牌对象,可用于通过释放通知或将其传递给来停止接收通知 RemoveObservers(IEnumerable<NSObject>)
注解
此方法可用于订阅 CompletedInitialSyncNotification 通知。
// Listen to all notifications posted for any object
var token = NSUserDefaults.Notifications.ObserveCompletedInitialSync ((notification) => {
Console.WriteLine ("Observed CompletedInitialSyncNotification!");
};
// Listen to all notifications posted for a single object
var token = NSUserDefaults.Notifications.ObserveCompletedInitialSync (objectToObserve, (notification) => {
Console.WriteLine ($"Observed CompletedInitialSyncNotification for {nameof (objectToObserve)}!");
};
// Stop listening for notifications
token.Dispose ();