WPF单线程定时器 简单实例

        //窗体加载完毕

        void MyMessageBox_Loaded(object sender, RoutedEventArgs e)

        {

            //启动定时期倒计时,多线程计时

            //System.Threading.Timer timer；

//启动单线程计时

            System.Windows.Threading.DispatcherTimer timer = new System.Windows.Threading.DispatcherTimer();

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

            timer.Tick += ShowTimeTick;

            timer.Start();

        }
//定时修改计时时间

        private void ShowTimeTick(object sender, EventArgs e)

        {

            timeTick.Content = TimeSpan + "秒后，自动关闭...";

            if (TimeSpan == 0)

            {

                this.Close();

            }

            TimeSpan--;

        }

WPF单线程定时器 简单实例