private bool ConnectBtDevice(BluetoothDeviceInfo device, string pin)
{
try
{
BluetoothSecurity.SetPin(device.DeviceAddress, pin);
BluetoothEndPoint ep = new BluetoothEndPoint(device.DeviceAddress, BluetoothService.SerialPort);
_btClient = new BluetoothClient();
_btClient.SetPin(pin);
try
{
_btClient.Connect(ep);
}
catch (Exception)
{
BluetoothSecurity.RemoveDevice(device.DeviceAddress);
Thread.Sleep(1000);
_btClient.Connect(ep);
}
_dataStream = _btClient.GetStream();
}
catch (Exception)
{
return(false);
}
return(true);
}
public bool SetAddress(BluetoothAddress address)
{
try
{
//Set BT Device Address
blt_address = address;
//Set BT Device Pin
BluetoothSecurity.SetPin((BluetoothAddress)blt_address, "1234");
// Create a connection channel specifying the Bluetooth-Serial end-points
blt_endPoint = new BluetoothEndPoint((BluetoothAddress)blt_address, BluetoothService.SerialPort);
return true;
}
catch
{
return false;
}
}
private void button3_Click(object sender, EventArgs e)
{
using (BluetoothClient bc = new BluetoothClient())
{
Console.WriteLine("enter you pin \n ");
string pinString = textBox2.Text;
if (pinString.Length != 6) // did not succe
{
tries++;
if (tries < 3)
{
textBox2.Clear();
}
else
{
Application.Exit();
}
return;
}
Console.WriteLine("you entered pin\n " + pinString);
bool succed = false;
try
{
Console.WriteLine("lets set pin and see if succeded\n ");
succed = BluetoothSecurity.SetPin(myArray[phoneChoosed].DeviceAddress, pinString);
}
catch
{
Console.WriteLine("xxx\n");
}
if (succed)
{
myArray[phoneChoosed].Refresh();
string deviceNameOfPhoneChoosed = myArray[phoneChoosed].DeviceName;
textBox2.Visible = false;
label2.Visible = false;
button3.Visible = false;
textBox1.Visible = false;
label1.Visible = false;
button2.Visible = false;
Devices.Visible = false;
listBox1.Visible = false;
button1.Visible = false;
while (true)
{
bool inRange = false;
myArray = bc.DiscoverDevices();
for (int i = 0; i < myArray.Length; i++)
{
if (string.Compare(myArray[i].DeviceName, deviceNameOfPhoneChoosed) == 0)
{
inRange = true;
}
}
if (inRange)
{
Console.WriteLine("In range");
}
else
{
Console.WriteLine("Out of range");
LockScreen.LockWorkStation();
}
}
}
}
}
private void SendMessage(string pAddress, string pMessage)
{
try
{
BluetoothAddress objDeviceAddress = BluetoothAddress.Parse(pAddress);
BluetoothDeviceInfo objDevice = new BluetoothDeviceInfo(objDeviceAddress);
if (objDevice.Remembered && !objDevice.Connected && objDevice.Authenticated)
{
BluetoothSecurity.PairRequest(objDevice.DeviceAddress, "0000");
}
else
{
BluetoothSecurity.SetPin(objDevice.DeviceAddress, "0000");
}
Guid serviceClass = BluetoothService.SerialPort;
BluetoothEndPoint ep = new BluetoothEndPoint(objDeviceAddress, serviceClass);
BluetoothClient cli = new BluetoothClient();
cli.Connect(ep);
Stream peerStream = cli.GetStream();
byte[] bMessage = System.Text.Encoding.ASCII.GetBytes(pMessage);
peerStream.Write(bMessage, 0, bMessage.Length);
peerStream.Close();
cli.Close();
}
catch (SocketException ex)
{
string reason;
switch (ex.ErrorCode)
{
case 10048: // SocketError.AddressAlreadyInUse
// RFCOMM only allow _one_ connection to a remote service from each device.
reason = "There is an existing connection to the remote Chat2 Service";
break;
case 10049: // SocketError.AddressNotAvailable
reason = "Chat2 Service not running on remote device";
break;
case 10064: // SocketError.HostDown
reason = "Chat2 Service not using RFCOMM (huh!!!)";
break;
case 10013: // SocketError.AccessDenied:
reason = "Authentication required";
break;
case 10060: // SocketError.TimedOut:
reason = "Timed-out";
break;
default:
reason = null;
break;
}
lblError.Text = reason;
}
catch (Exception ex)
{
lblError.Text = "Error unexpected! Ex[" + ex.Message + "]";
}
}