public override void Start(DateTime referenceStartTime)
{
_referenceStartTime = referenceStartTime;
Clean();
_notifier = new KeyboardGlobalHook();
_notifier.KeyUp += OnKeyUp;
}
private void Clean()
{
if (_notifier == null)
{
return;
}
_notifier.KeyUp -= OnKeyUp;
_notifier.Dispose();
_notifier = null;
}