可在WP7中运行的定时器

        public void StartTimer()        {            //新建并启动定时器            System.Windows.Threading.DispatcherTimer myDispatcherTimer = new System.Windows.Threading.DispatcherTimer();            myDispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 100); // 100 Milliseconds             myDispatcherTimer.Tick += new EventHandler(Each_Tick);            myDispatcherTimer.Start();        }

响应定时事件

 // Raised every 100 miliseconds while the DispatcherTimer is active.        public void Each_Tick(object o, EventArgs sender)        {..........        }