private async void buttonUnpair_Click(object sender, EventArgs e)
{
if (listViewDevices.SelectedItems.Count == 0)
{
return;
}
DnaBluetoothLEDevice device = (DnaBluetoothLEDevice)listViewDevices.SelectedItems[0].Tag;
log("Unpairing " + device);
var dev = await BluetoothLEDevice.FromIdAsync(device.DeviceId).AsTask();
if (buttonStop.Enabled == true && ((greenBLE != null && dev.DeviceId == greenBLE.DeviceId) || (purpleBLE != null && dev.DeviceId == purpleBLE.DeviceId)))
{
buttonStop.PerformClick();
}
var result = await dev.DeviceInformation.Pairing.UnpairAsync();
if (result == null || result.Status == DeviceUnpairingResultStatus.Unpaired)
{
log("Unpairing successful with" + device);
}
else
{
log("Unpairing unsuccessful with" + device, Color.Red);
}
listViewDevices.Invoke(new Action(() =>
{
if (listViewDevices.SelectedItems[0].BackColor == greenColor)
{
buttonGreen.BackColor = default(Color);
buttonGreen.Text = String.Empty;
greenBLE = null;
}
else if (listViewDevices.SelectedItems[0].BackColor == purpleColor)
{
buttonPurple.BackColor = default(Color);
buttonPurple.Text = String.Empty;
purpleBLE = null;
}
listViewDevices.SelectedItems[0].BackColor = SystemColors.Window;
listViewDevices.SelectedIndices.Clear();
}));
}
private void buttonPair_Click(object sender, EventArgs e)
{
if (listViewDevices.SelectedItems.Count == 0)
{
return;
}
DnaBluetoothLEDevice device = (DnaBluetoothLEDevice)listViewDevices.SelectedItems[0].Tag;
DevicePairingResultStatus result = DevicePairingResultStatus.Failed;
Task.Run(async() =>
{
try
{
// Try and connect
log("Pairing with " + device);
result = await watcher.PairToDeviceAsync(device.DeviceId);
if (result == DevicePairingResultStatus.Paired)
{
log("Pairing successful with " + device);
findDeviceTypeAsync(device);
}
else
{
log("Pairing failed: " + result, Color.Red);
}
}
catch (Exception ex)
{
// Log it out
log("Failed to pair with " + device);
Console.WriteLine("Failed to pair to Contour device.");
Console.WriteLine(ex);
}
});
}
private async void findDeviceTypeAsync(DnaBluetoothLEDevice device)
{
var dev = await BluetoothLEDevice.FromIdAsync(device.DeviceId).AsTask();
try
{
var services = await dev.GetGattServicesAsync();
foreach (var service in services.Services)
{
if (service.Uuid.ToString().Equals(GattService.FloraSensorService))
{
var characteristics = await service.GetCharacteristicsAsync();
foreach (var curCharacteristic in characteristics.Characteristics)
{
if (curCharacteristic.Uuid.ToString().Equals(GattService.FloraAllrCharacteristics))
{
device.caracteristic = curCharacteristic;
var result = await curCharacteristic.ReadValueAsync(BluetoothCacheMode.Uncached);
if (result.Status == GattCommunicationStatus.Success)
{
byte[] input = new byte[18];
DataReader.FromBuffer(result.Value).ReadBytes(input);
Console.WriteLine(BitConverter.ToString(input));
if (BitConverter.ToInt16(input, 0) != 0 && BitConverter.ToInt16(input, 12) != 0 && greenBLE == null) //isGreen
{
buttonGreen.Invoke(new Action(() =>
{
buttonGreen.BackColor = greenColor;
buttonGreen.Text = device.Name;
}));
listViewDevices.Invoke(new Action(() =>
{
for (int i = 0; i < listViewDevices.Items.Count; i++)
{
if (((DnaBluetoothLEDevice)listViewDevices.Items[i].Tag).DeviceId == device.DeviceId)
{
listViewDevices.Items[i].BackColor = greenColor;
listViewDevices.SelectedIndices.Clear();
}
}
}));
greenBLE = device;
}
else if (BitConverter.ToInt16(input, 12) == 0 && BitConverter.ToInt16(input, 0) != 0 && purpleBLE == null) //isPurple
{
buttonPurple.Invoke(new Action(() =>
{
buttonPurple.BackColor = purpleColor;
buttonPurple.Text = device.Name;
}));
listViewDevices.Invoke(new Action(() =>
{
for (int i = 0; i < listViewDevices.Items.Count; i++)
{
if (((DnaBluetoothLEDevice)listViewDevices.Items[i].Tag).DeviceId == device.DeviceId)
{
listViewDevices.Items[i].BackColor = purpleColor;
listViewDevices.SelectedIndices.Clear();
}
}
}));
purpleBLE = device;
}
}
}
}
}
}
if (greenBLE != null && purpleBLE != null)
{
buttonStart.Invoke(new Action(() =>
{
buttonStart.Enabled = true;
}));
buttonStop.Invoke(new Action(() =>
{
buttonStop.Enabled = false;
}));
}
}
catch (Exception ex)
{
log(ex.Message, Color.Red);
}
finally
{
listViewDevices.Invoke(new Action(() =>
{
for (int i = 0; i < listViewDevices.Items.Count; i++)
{
if (((DnaBluetoothLEDevice)listViewDevices.Items[i].Tag).DeviceId == device.DeviceId && listViewDevices.Items[i].BackColor == SystemColors.Window)
{
listViewDevices.Items[i].BackColor = Color.Cyan;
listViewDevices.SelectedIndices.Clear();
}
}
}));
}
}