iOS 8推送通知操作在后台激活模式下不起作用



我遇到以下代码行的问题:

    UIMutableUserNotificationAction *cancelAction = [[UIMutableUserNotificationAction alloc] init];
    cancelAction.identifier = kCancelIdentifier;
    cancelAction.title = @"Cancel";
    cancelAction.activationMode = UIUserNotificationActivationModeBackground;
    cancelAction.destructive = YES;
    cancelAction.authenticationRequired = YES;

当响应推送通知的此操作时,它将始终打开应用程序,而不是在后台执行任务。

您为acceptAction而不是cancelAction设置了activationMode

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