/// <summary>
/// Connect to a BluetoothDevice
/// </summary>
/// <param name="device">The device you want to connect to</param>
/// <returns></returns>
public bool Connect(BluetoothDevice device)
{
if (state != State.NOT_CONNECTED || device == null || paused)
{
return(true); // Don't try to connect again if the connection is open, don't try to connect to null devices, and don't try to connect when paused
}
lock ("connectlock")
{
Console.WriteLine("Connecting to " + device);
SetState(State.CONNECTING);
this.device = device;
sock = device.CreateRfcommSocketToServiceRecord(MY_UUID);
try
{
sock.Connect();
}
catch (Java.IO.IOException)
{
SetState(State.NOT_CONNECTED);
handler.UpdateStatus("Connection failed");
Console.WriteLine("Crap, connection failed");
return(false);
}
Console.WriteLine("Probably connected");
OutStream = sock.OutputStream;
InStream = sock.InputStream;
SetState(State.CONNECTED);
last_ping = DateTime.UtcNow;
if (!RecieveThread.IsAlive)
{
RecieveThread.Start();
}
// we don't use Send() here because we want it to be sent first
Byte[] handshake = Encoding.UTF8.GetBytes(WifiClient.WifiHandshake(context));
OutStream.Write(handshake, 0, handshake.Length);
if (SendQueue.Count > 0)
{
Send(); // Poke the send thread so we can make sure the queue is proccessed
}
StartPing();
return(true);
}
}
/// <summary>
/// This method is called as a callback by the bluetooth client when it gets the wifi negotiation handshake.
/// </summary>
/// <param name="handshake">The wifi negotiation handshake we recieved from the server</param>
private void WifiCallback(byte[] handshake)
{
if (handshake == null)
{
HasWifi = false;
wifi = null;
}
else
{
wifi = new WifiClient(handshake);
HasWifi = true;
if (bt.state == BluetoothClient.State.CONNECTED)
{
handler.UpdateStatus("Connected (with wifi)");
}
}
if (bt.state == BluetoothClient.State.CONNECTED)
{
Screenshot(); // Ask for a screenshot, since the handshake is now complete
}
}
