LibUsbDotNet.DeviceNotify.DeviceNotifyEventArgs.ToString C# (CSharp) Метод

        public override string ToString()
        {
            object[] o = {DeviceType, EventType, mObject.ToString()};
            return string.Format("[DeviceType:{0}] [EventType:{1}] {2}", o);
        }
    }

 void devNotifier_OnDeviceNotify(object sender, DeviceNotifyEventArgs e)
 {
     Console.WriteLine(e.ToString());
     
     switch (e.EventType)
     {
         case EventType.CustomEvent:
             break;
         case EventType.DeviceArrival:
             if (e.DeviceType == DeviceType.DeviceInterface)
             {
                 this.Dispatcher.BeginInvoke(new AppendNotifyDelegate(UpStatusbarInfo), "Connected", e.Device);
                 _UsbKeyDataStruct.PID = e.Device.IdProduct;
                 _UsbKeyDataStruct.VID = e.Device.IdVendor;
                 _UsbKeyDataStruct.Sn = System.Text.Encoding.ASCII.GetBytes(e.Device.SerialNumber);
             }
             break;
         case EventType.DeviceQueryRemove:
             break;
         case EventType.DeviceQueryRemoveFailed:
             break;
         case EventType.DeviceRemoveComplete:
             this.Dispatcher.BeginInvoke(new AppendNotifyDelegate(UpStatusbarInfo), "Disconnected", e.Device);
             break;
         case EventType.DeviceRemovePending:
             break;
         case EventType.DeviceTypeSpecific:
             break;
         default:
             break;
     }
 }