//激发路由时间，借助Click事件的激发方法
protected override void OnClick( )
{
//保证Button原有的功能正常使用，Click事件能被激发
base.OnClick( );
ReportTimeEventArgs args = new ReportTimeEventArgs(ReportTimeEvent, this);
args.ClickTime = DateTime.Now;
this.RaiseEvent(args);
}
//ReportTimeEvent路由事件处理器
private void ReportTimeHandler(object sender, ReportTimeEventArgs e)
{
FrameworkElement element = sender as FrameworkElement;
string timeStr = e.ClickTime.ToLongTimeString();
string content = string.Format("{0}到达{1}", timeStr, element.Name);
this.listBox.Items.Add(content);
if (element == this.grid_2)//至此事件不必往下传递了
{
e.Handled = true;
}
}