private async void UnpairButton_Click(object sender, RoutedEventArgs e)
{
DeviceInformationDisplay deviceInfoDisp = resultsListView.SelectedItem as DeviceInformationDisplay;
Debug.WriteLine("Unpair");
UnpairButton.IsEnabled = false;
SensorList.IsEnabled = false;
InitButton.IsEnabled = false;
EnableButton.IsEnabled = false;
EnableIOButton.IsEnabled = false;
DisableIOButton.IsEnabled = false;
AllOffIOButton.IsEnabled = false;
BUZZButton.IsEnabled = false;
LED1Button.IsEnabled = false;
LED2Button.IsEnabled = false;
DeviceInfoConnected = null;
Debug.WriteLine("Disable Sensors");
for (int i = 0; i < CC2650SensorTag.NUM_SENSORS; i++)
{
if (CC2650SensorTag.ServiceList[i] != null)
{
//await disableSensor(i);
await CC2650SensorTag.SensorsCharacteristicsList[i].DisableNotify();
}
}
Debug.WriteLine("UnpairAsync");
try
{
DeviceUnpairingResult dupr = await deviceInfoDisp.DeviceInformation.Pairing.UnpairAsync();
string unpairResult = $"Unpairing result = {dupr.Status}";
Debug.WriteLine(unpairResult);
UserOut.Text = unpairResult;
}
catch (Exception ex)
{
Debug.WriteLine("Unpair exception = " + ex.Message);
}
for (int i = 0; i < CC2650SensorTag.ServiceList.Length; i++)
{
CC2650SensorTag.ServiceList[i] = null;
}
UpdatePairingButtons();
StartWatcher();
}
private Task StopBLEWatcherAsync(DeviceInformationDisplay deviceInfoDisp)
{
return(Task.Run(async() =>
{
Debug.WriteLine("Disable Sensors");
foreach (var sensor in _serviceList)
{
await disableSensor(sensor.Key);
}
lock (_serviceList)
{
_serviceList.Clear();
}
lock (_notifyList)
{
_notifyList.Clear();
}
// stop BLE watcher
if (null != blewatcher)
{
// Unregister all event handlers but stopped,
// stop the watcher and wait it is stopped.
blewatcher.Added -= OnBLEAdded;
blewatcher.Updated -= OnBLEUpdated;
blewatcher.Removed -= OnBLERemoved;
blewatcher.Stop();
if (blewatcherStopped.WaitOne(TimeSpan.FromMinutes(BLEWATCHER_STOP_TIMEOUT)))
{
Debug.WriteLine($"BLE watcher {blewatcher.Status.ToString()}");
blewatcher.Stopped -= OnBLEStopped;
blewatcher = null;
}
else
{
Debug.WriteLine($"CANNOT stop BLE watcher - timeout expired - BLE status: {blewatcher.Status.ToString()}");
}
}
Debug.WriteLine("UnpairAsync");
DeviceUnpairingResult dupr = await deviceInfoDisp.DeviceInformation.Pairing.UnpairAsync();
string unpairResult = $"Unpairing result = {dupr.Status}";
Debug.WriteLine(unpairResult);
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
UserOut.Text = unpairResult;
});
}));
}
// ---------------------------------------------------
// Pairing Process Handlers and Functions -- Begin
// ---------------------------------------------------
private async void PairButton_Click(object sender, RoutedEventArgs e)
{
DeviceInformationDisplay deviceInfoDisp = resultsListView.SelectedItem as DeviceInformationDisplay;
if (deviceInfoDisp != null)
{
PairButton.IsEnabled = false;
bool paired = true;
if (deviceInfoDisp.IsPaired != true)
{
paired = false;
DevicePairingKinds ceremoniesSelected = DevicePairingKinds.ConfirmOnly | DevicePairingKinds.DisplayPin | DevicePairingKinds.ProvidePin | DevicePairingKinds.ConfirmPinMatch;
DevicePairingProtectionLevel protectionLevel = DevicePairingProtectionLevel.Default;
// Specify custom pairing with all ceremony types and protection level EncryptionAndAuthentication
DeviceInformationCustomPairing customPairing = deviceInfoDisp.DeviceInformation.Pairing.Custom;
customPairing.PairingRequested += PairingRequestedHandler;
DevicePairingResult result = await customPairing.PairAsync(ceremoniesSelected, protectionLevel);
customPairing.PairingRequested -= PairingRequestedHandler;
if (result.Status == DevicePairingResultStatus.Paired)
{
paired = true;
}
else
{
UserOut.Text = "Pairing Failed " + result.Status.ToString();
}
}
if (paired)
{
// device is paired, set up the sensor Tag
UserOut.Text = "Setting up SensorTag";
DeviceInfoConnected = deviceInfoDisp;
//Start watcher for Bluetooth LE Services
StartBLEWatcher();
}
UpdatePairingButtons();
}
}
private async void UnpairButton_Click(object sender, RoutedEventArgs e)
{
DeviceInformationDisplay deviceInfoDisp = resultsListView.SelectedItem as DeviceInformationDisplay;
Debug.WriteLine("Unpair");
UnpairButton.IsEnabled = false;
SensorList.IsEnabled = false;
EnableButton.IsEnabled = false;
DisableButton.IsEnabled = false;
DeviceInfoConnected = null;
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
await StopBLEWatcherAsync(deviceInfoDisp);
});
UpdatePairingButtons();
}
private async void UnpairButton_Click(object sender, RoutedEventArgs e)
{
DeviceInformationDisplay deviceInfoDisp = resultsListView.SelectedItem as DeviceInformationDisplay;
Debug.WriteLine("Unpair");
UnpairButton.IsEnabled = false;
SensorList.IsEnabled = false;
EnableButton.IsEnabled = false;
DisableButton.IsEnabled = false;
DeviceInfoConnected = null;
Debug.WriteLine("Disable Sensors");
for (int i = 0; i < NUM_SENSORS; i++)
{
if (serviceList[i] != null)
{
await disableSensor(i);
}
}
Debug.WriteLine("UnpairAsync");
try
{
DeviceUnpairingResult dupr = await deviceInfoDisp.DeviceInformation.Pairing.UnpairAsync();
string unpairResult = $"Unpairing result = {dupr.Status}";
Debug.WriteLine(unpairResult);
UserOut.Text = unpairResult;
}
catch (Exception ex)
{
Debug.WriteLine("Unpair exception = " + ex.Message);
}
for (int i = 0; i < NUM_SENSORS; i++)
{
serviceList[i] = null;
}
UpdatePairingButtons();
}
