private void ButtonStartDiscover_Click(object sender, RoutedEventArgs e)
{
if (ListDevices.Items != null)
{
ListDevices.Items.Clear();
}
CheckListDevices();
string selector = CustomDevice.GetDeviceSelector(new Guid("53f56308-b6bf-11d0-94f2-00a0c91efb8b"));
IEnumerable <string> additionalProperties = new string[] { "System.Devices.DeviceInstanceId" };
if (cdReaderManager != null)
{
cdReaderManager.StopDiscovery();
cdReaderManager.CDReaderDeviceAdded -= CDReaderDevice_Added;
cdReaderManager.CDReaderDeviceRemoved -= CDReaderDevice_Removed;
cdReaderManager = null;
}
cdReaderManager = new CDReaderManager();
cdReaderManager.CDReaderDeviceAdded += CDReaderDevice_Added;
cdReaderManager.CDReaderDeviceRemoved += CDReaderDevice_Removed;
cdReaderManager.StartDiscovery();
ButtonStartDiscover.Visibility = Visibility.Collapsed;
ButtonStopDiscover.Visibility = Visibility.Visible;
ListDevices.IsEnabled = true;
}
public void StartFilterWatcher()
{
var selector = CustomDevice.GetDeviceSelector(DriverRelatedInformation.InterfaceGuid);
var shadowDriverDeviceWatcher = DeviceInformation.CreateWatcher(
selector,
new string[] { "System.Devices.DeviceInstanceId" }
);
shadowDriverDeviceWatcher.Added += ShadowDriverDeviceWatcher_Added;
shadowDriverDeviceWatcher.Removed += ShadowDriverDeviceWatcher_Removed;;
shadowDriverDeviceWatcher.Start();
}
void InitDeviceWatcher()
{
// Define the selector to enumerate all of the fx2 device interface class instances
var selector = CustomDevice.GetDeviceSelector(Fx2Driver.DeviceInterfaceGuid);
// Create a device watcher to look for instances of the fx2 device interface
m_Fx2Watcher = Windows.Devices.Enumeration.DeviceInformation.CreateWatcher(
selector,
new string[] { "System.Devices.DeviceInstanceId" }
);
m_Fx2Watcher.Added += OnFx2Added;
m_Fx2Watcher.Removed += OnFx2Removed;
m_Fx2Watcher.EnumerationCompleted += OnFx2EnumerationComplete;
}
public bool StartDiscovery()
{
bool result = false;
string selector = CustomDevice.GetDeviceSelector(new Guid("53f56308-b6bf-11d0-94f2-00a0c91efb8b"));
IEnumerable <string> additionalProperties = new string[] { "System.Devices.DeviceInstanceId" };
if (deviceWatcher != null)
{
StopDiscovery();
}
ListDeviceInformation.Clear();
deviceWatcher = DeviceInformation.CreateWatcher(selector, additionalProperties);
if (deviceWatcher != null)
{
deviceWatcher.Added += deviceWatcher_Added;
deviceWatcher.Removed += deviceWatcher_Removed;
deviceWatcher.EnumerationCompleted += deviceWatcher_EnumerationCompleted;
deviceWatcher.Start();
}
return(result);
}
