UWP基础教程 - 重启应用

Application.Restart()

AppRestartFailureReason result = await CoreApplication.RequestRestartAsync(String.Empty);
if (result == AppRestartFailureReason.NotInForeground || 
    result == AppRestartFailureReason.RestartPending ||
    result == AppRestartFailureReason.Other)
{
    Debug.WriteLine("RequestRestartAsync failed: {0}", result);
}

protected override void OnActivated(IActivatedEventArgs args)
{
    switch (args.Kind)
    {
        case ActivationKind.Launch:
            LaunchActivatedEventArgs launchArgs = args as LaunchActivatedEventArgs;
            string argString = launchArgs.Arguments;
 
            Frame rootFrame = Window.Current.Content as Frame;
            if (rootFrame == null)
            {
                rootFrame = new Frame();
                Window.Current.Content = rootFrame;
            }
            rootFrame.Navigate(typeof(MainPage), argString);
            Window.Current.Activate();
            break;
    }
}