private async void Check()
{
if (OnNewNotification == null)
{
return;
}
IPListenerEventData eventData = null;
try
{
var eventType = _ipChecker.Check() ?
EventType.On : EventType.Off;
eventData = new IPListenerEventData
{
EventType = eventType
};
}
catch (Exception ex)
{
eventData = new IPListenerEventData
{
EventType = EventType.Error,
ErrorMessage = ex.Message
};
}
finally
{
if (_lastEventData == null || (eventData != null && _lastEventData.EventType != eventData.EventType))
{
_lastEventData = eventData;
Notify(eventData);
}
}
}
private void Notify(IPListenerEventData eventData)
{
if (OnNewNotification == null)
{
return;
}
OnNewNotification(this, new IPNotificationEventArgs(eventData));
}
public IPNotificationEventArgs(IPListenerEventData eventData)
{
IPListenerEventData = eventData;
}
public void StopListener()
{
_lastEventData = null;
_timer.Stop();
}
public IPNotificationEventArgs(IPListenerEventData eventData)
{
IPListenerEventData = eventData;
}
