internal void FirePropertyValueChangedEvent(PropertyValueChangedEventArgs e)
{
PropertyValueChangedEventHandler del = OnPropertyValueChanged;
if (del != null) del(this, e);
}
public int OnPropertyValueChanged(string DeviceId, PropertyKey key)
{
PropertyValueChangedEventArgs arg = new PropertyValueChangedEventArgs(DeviceId, key);
_DeviceEnumerator.FirePropertyValueChangedEvent(arg);
return 0;
}