void timer_Elapsed(object sender, EventArgs e)
{
sendSocket.SendTo(data, sendDataLength, SocketFlags.None, (EndPoint)remoteEP);
packetSendNum++;
if (!isSendRunning || (setSendNum != 0 && packetSendNum == setSendNum))
{
timer.Stop();
timer.Dispose();
isSendRunning = false;
sendSocket.Shutdown(SocketShutdown.Receive);
sendSocket.Close();
sendSocket = null;
}
}
public static void TryInitMMTimer()
{
try
{
mmTimer = new MmTimer();
mmTimer.Interval = 1;
mmTimer.Tick += (s, e) =>
{
if (!UpdateByTimer)
{
UpdateByTimer = true;
waitStartEvent.Set();
}
DateTime now = DateTime.Now;
long ticks = now.Ticks - _Now.Ticks;
if (ticks < 0 && ticks > (-5L * MINITE * 10000))
{
return; //时间倒退是不允许的
}
if (CorrectTimeSecs != 0)
{
now = now.AddSeconds(CorrectTimeSecs);
}
_Now = now;
Thread.VolatileWrite(ref CurrentTicks, now.Ticks / 10000);
};
mmTimer.Disposed += (s, e) =>
{
UpdateByTimer = false;
if (null != mmTimer)
{
mmTimer.Stop();
mmTimer = null;
}
};
mmTimer.Start();
//WaitStart();
}
catch (System.Exception ex)
{
UpdateByTimer = false;
}
}
/// <summary>
/// Stop cyclic processes of the communication, set devices to init,
/// close socket and set Connected to false
/// </summary>
public override async void Disconnect()
{
try
{
timerUpdatePdoProperties.Enabled = false;
for (int i = 0; i < Devices.Count; i++) //
{
if (Devices[i] is PCS device)
{
device.timerNonRealTime.Enabled = false;
}
}
ts_scope.Cancel();
if (MmTimer.IsRunning)
{
MmTimer.Stop();
}
await Task.Delay(25);
await Task.Run(() =>
{
try
{
EcSmRequestStateAll(EC_SM.EC_STATE_INIT);
EcCloseSocket();
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
});
Connected = false;
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}
public void Stop() => _timer.Stop();
public void EvtStop()
{
_telemetryUpdater.Stop();
}
public void Close()
{
can.Close();
timer.Stop();
}