public MicrosecondTimer(MicroTimerElapsedEventHandler handler, uint intervalInMicroseconds)
{
if (intervalInMicroseconds == 0)
{
throw new ArgumentException("Must not be greater than zero", nameof(intervalInMicroseconds));
}
_handler = handler ?? throw new ArgumentNullException(nameof(handler));
_timerIntervalInMicroSec = intervalInMicroseconds;
}
public void UnregisterTask(MicroTimerElapsedEventHandler handler)
{
bool isLogRequired = false;
lock (lockObj)
{
if (counter == 1)
{
// we leave the handler as it will always be the same!
//timer.MicroTimerElapsed -= handler;
timer.Enabled = false; // async
}
else isLogRequired = true;
--counter;
}
if (isLogRequired) Log.DebugFormat("There are still others waiting events from this timer, so let it run!");
}
public void RegisterTask(MicroTimerElapsedEventHandler handler, int microSecIntervall)
{
bool isLogRequired = false;
if (!timer.IsEventHandlerRegistered(handler))
{
timer.MicroTimerElapsed += handler;
}
lock (lockObj)
{
if (counter >= 1) isLogRequired = true;
else
{
timer.Interval = microSecIntervall;
timer.Start();
}
++counter;
}
if (isLogRequired) Log.DebugFormat("There is already a timer registered, no need to add another!");
}
