private void OnHardwareDeviceChanged(object o, DeviceChangedEventArgs args)
{
DapSource source;
if (!sources.TryGetValue (args.Device.Uuid, out source)) {
MapDevice (args.Device);
return;
}
PotentialSource potential = source as PotentialSource;
if (potential != null) {
potential.TryInitialize ();
}
}
