摘要：
1 public partial class Timer : UserControl 2 { 3 public Timer() 4 { 5 // 为初始化变量所必需 6 InitializeComponent(); 7 DispatcherTimer timer = new DispatcherTimer(); 8 timer.Interval = new TimeSpan(0, 0, 1); 9 timer.Tick += new EventHandler(timer_Tick);10 timer.Start();11 }12 13 void timer_Tick(object sende. 阅读全文
