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有人可以告訴我或告訴一些例子如何從Windows Phone 8中的通知中心取消註冊。我嘗試過這種方式,但它不起作用。Windows Phone 8通知中心註銷
public void registerForNotifications(string[] tags)
{
var channel = HttpNotificationChannel.Find("xxx");
if (channel == null)
{
channel = new HttpNotificationChannel("xxx");
channel.Open();
channel.BindToShellToast();
}
string[] tagsToSubscribeTo = tags;
channel.ChannelUriUpdated += new EventHandler<NotificationChannelUriEventArgs>(async (o, args) =>
{
var hub = new NotificationHub("xxx", "xxx");
await hub.RegisterNativeAsync(args.ChannelUri.ToString(), tagsToSubscribeTo);
});
}
public async void unregisterFromNotifications()
{
var channel = HttpNotificationChannel.Find("xxx");
var hub = new NotificationHub("xxx", "xxx");
await hub.UnregisterAllAsync(channel.ChannelUri.ToString());
}