Timer

Лічильник з доступом до компонент форми

DispatcherTimer dispatcherTimer;

private void Window_Loaded(object sender, RoutedEventArgs e)

{

      dispatcherTimer = new DispatcherTimer();

      dispatcherTimer.Tick += new EventHandler(OnTimerTick);

      dispatcherTimer.Interval = new TimeSpan(0, 0, 1);    

      dispatcherTimer.Start();

}

private void OnTimerTick(object sender, EventArgs e) { 

      // код

}

// new TimeSpan(0, 0, 0, 0, 100) мс