C# Timer实现实时监听

private void btnStartNDI_Click(object sender, EventArgs e)
{

myTimer1.Tick += new EventHandler(TimerEventProcessor);

myTimer1.Interval = 1000;
myTimer1.Start();

while (exitFlag == false)
{
Application.DoEvents();
}
}

public void TimerEventProcessor(Object myObject,EventArgs myEventArgs)
{
alarmCounter += 1;
myTimer1.Stop();
myTimer1.Enabled = true;
}