void StartWatcher()
{
//deviceWatcher = DeviceInformation.CreateWatcher(UsbDevice.GetDeviceSelector(0x04d8, 0xf426));
deviceWatcher = DeviceInformation.CreateWatcher(UsbDevice.GetDeviceSelector(TreehopperUsb.Settings.Vid, TreehopperUsb.Settings.Pid));
// Hook up handlers for the watcher events before starting the watcher
handlerAdded = new TypedEventHandler<DeviceWatcher, DeviceInformation>(async (watcher, deviceInfo) =>
{
Debug.WriteLine("Device added: " + deviceInfo.Name);
UsbConnection newConnection = new UsbConnection(deviceInfo);
TreehopperUsb newBoard = new TreehopperUsb(newConnection);
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
connectedDevices.Add(newBoard);
});
try
{
if (boardAddedSignal.CurrentCount == 0)
boardAddedSignal.Release();
}
catch { }
});
deviceWatcher.Added += handlerAdded;
handlerUpdated = new TypedEventHandler<DeviceWatcher, DeviceInformationUpdate>((watcher, deviceInfoUpdate) =>
{
Debug.WriteLine("Device updated");
});
deviceWatcher.Updated += handlerUpdated;
handlerRemoved = new TypedEventHandler<DeviceWatcher, DeviceInformationUpdate>(async (watcher, deviceInfoUpdate) =>
{
Debug.WriteLine("Device removed");
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
connectedDevices.Where(board => ((UsbConnection)(board.Connection)).DevicePath == deviceInfoUpdate.Id).ToList().All(i =>
{
i.Disconnect();
connectedDevices.Remove(i);
return true;
}
);
});
});
deviceWatcher.Removed += handlerRemoved;
handlerEnumCompleted = new TypedEventHandler<DeviceWatcher, Object>((watcher, obj) =>
{
Debug.WriteLine("Enum completed");
});
deviceWatcher.EnumerationCompleted += handlerEnumCompleted;
handlerStopped = new TypedEventHandler<DeviceWatcher, Object>((watcher, obj) =>
{
Debug.WriteLine("Device or something stopped");
});
deviceWatcher.Stopped += handlerStopped;
Debug.WriteLine("Starting the wutchah");
deviceWatcher.Start();
}
private bool PassesFilter(UsbConnection connection)
{
if (SerialFilterIsEnabled && connection.SerialNumber != SerialFilter)
return false;
if (NameFilterIsEnabled && connection.Name != NameFilter)
return false;
return true;
}
