public BluetoothSocketWrapper Connect()
{
bool success = false;
while (SelectSocket())
{
adapter.CancelDiscovery();
try
{
bluetoothSocket.Connect();
success = true;
break;
}
catch (System.IO.IOException e)
{
//try the fallback
try
{
bluetoothSocket = new FallbackBluetoothSocket(bluetoothSocket.GetUnderlyingSocket());
Thread.Sleep(500);
bluetoothSocket.Connect();
success = true;
break;
}
catch (FallbackException e1)
{
System.Console.WriteLine("BT", "Could not initialize FallbackBluetoothSocket classes.", e);
}
catch (InterruptedException e1)
{
System.Console.WriteLine("BT", e1.Message, e1);
}
catch (System.IO.IOException e1)
{
System.Console.WriteLine("BT", "Fallback failed. Cancelling.", e1);
}
}
}
if (!success)
{
throw new System.IO.IOException("Could not connect to device: " + device.Address);
}
return(bluetoothSocket);
}
private bool SelectSocket()
{
if (candidate >= uuidCandidates.Count)
{
return(false);
}
BluetoothSocket tmp;
UUID uuid = uuidCandidates[candidate++];
System.Console.WriteLine("BT", "Attempting to connect to Protocol: " + uuid);
if (secure)
{
tmp = device.CreateRfcommSocketToServiceRecord(uuid);
}
else
{
tmp = device.CreateInsecureRfcommSocketToServiceRecord(uuid);
}
bluetoothSocket = new NativeBluetoothSocket(tmp);
return(true);
}
