WPF控件模拟双击事件

          Action a = () =>
            {
                i += ;
                var timer = new System.Timers.Timer() { Interval =  };

               timer.Elapsed += (sender, e) =>
                {
                   timer.Enabled = false;
                    i = ;
                };
                timer.Enabled = true;
                if (i %  == )
                {
                    i=;
                    timer.Enabled = false;
                  //你的代码
                }
            };
            name_headChatWin.Dispatcher.Invoke(a);