/// <summary>
/// Bluetooth device picker를 열고 시리얼 포트의 서비스에서 스트림을 여는 것을 시도합니다.
/// </summary>
private static Stream OpenBluetoothStream(DeviceInformation deviceInformation, RfcommServiceId serviceId)
{
//서비스 받아오기
var device = BluetoothDevice.FromDeviceInformation(deviceInformation);
var result = device.GetRfcommServices(BluetoothCacheMode.Cached);
var services = result.Services;
//print(serviceId);
//요청한 서비스를 찾고 접속합니다.
for (int i = 0; i < services.Count; ++i)
{
print(services[0].ServiceId.Uuid);
print(services[1].ServiceId.Uuid);
print(services.Count);
var current = services[i];
if (current.ServiceId == serviceId)
{
return(current.OpenStream());
}
}
return(null);
}
public void Init()
{
_config = LabTools.GetConfig <BlueToothDeviceConfig>();
DeviceType = DeviceType.BlueTooth;
switch (_config.BluetoothGetType)
{
case BluetoothGetType.Pick:
var deviceInformation = PickDevice();
if (deviceInformation == null)
{
throw new InvalidDataException("Fail to retrieve device information - is the device turned on? (if so, try pairing it in Windows and try again)");
}
_bluetoothDevice = BluetoothDevice.FromDeviceInformation(deviceInformation);
break;
case BluetoothGetType.Read:
_bluetoothDevice = BluetoothDevice.FromBluetoothAddress(ulong.Parse(_config.BluetoothAddress, System.Globalization.NumberStyles.HexNumber));
break;
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// opens Bluetooth device picker and tries to open stream on it's SerialPort service,
/// </summary>
/// <returns>SerialPort stream, or null if it cannot connect</returns>
private static Stream OpenBluetoothStream(DeviceInformation deviceInformation, RfcommServiceId serviceId)
{
/* get services from selected device */
var device = BluetoothDevice.FromDeviceInformation(deviceInformation);
var result = device.GetRfcommServices(BluetoothCacheMode.Cached);
var services = result.Services;
/* find requested service and open connection*/
for (int i = 0; i < services.Count; ++i)
{
var current = services[i];
if (current.ServiceId == serviceId)
{
return(current.OpenStream());
}
}
/* if the reqired service does not exist */
return(null);
}
public bool Connect(DeviceInformation deviceInfo)
{
device = BluetoothDevice.FromDeviceInformation(deviceInfo);
return(Connect(device));
}