/// <summary>
/// Release resources used for WiFi Test
/// </summary>
private void ReleaseWiFi()
{
// Stop the watcher
if (_watcher != null)
{
if (_watcher.Status == DeviceWatcherStatus.Started)
{
_watcher.Stop();
}
_watcher.Added -= _watcher_Added;
_watcher.Removed -= _watcher_Removed;
}
if (_deviceList != null)
{
foreach (var device in _deviceList)
{
device.AvailableNetworksChanged -= device_AvailableNetworksChanged;
}
_deviceList.Clear();
}
listWiFi.Items.Clear();
_started = false;
}
async void StopWatcher(object sender, RoutedEventArgs eventArgs)
{
try
{
if (watcher.Status == Windows.Devices.Enumeration.DeviceWatcherStatus.Stopped)
{
await dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
OutputText.Text = "The enumeration is already stopped.";
});
}
else
{
watcher.Stop();
}
}
catch (ArgumentException)
{
await dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
OutputText.Text = "Caught ArgumentException. Failed to stop watcher.";
});
}
this.btnWatchDevices.IsEnabled = true;
this.btnStop.IsEnabled = !(this.btnWatchDevices.IsEnabled);
}
static public void Stop()
{
/// <summary>
/// Stops watching for all nearby Bluetooth devices.
/// </summary>
if (deviceWatcher != null)
{
// Unregister the event handlers.
deviceWatcher.Added -= DeviceWatcher_Added;
// Stop the watcher.
deviceWatcher.Stop();
deviceWatcher = null;
}
}
public IDisposable Connect()
{
watcher.Start();
return(Disposable.Create(() => watcher.Stop()));
}