using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Threading;
using InTheHand;
using InTheHand.Net.Bluetooth;
using InTheHand.Net.Ports;
using InTheHand.Net.Sockets;
using System.IO;
namespace redes_catia_coutinho
{
public partial class Form1 : Form
{
List<string> items;
public Form1()
{
items = new List<string>();
InitializeComponent();
}
private void radioButton2_CheckedChanged(object sender, EventArgs e)
{
}
private void bGo_Click(object sender, EventArgs e)
{
if (serverStarted)
{
updateUI("server already started!");
return;
}
if (rbClient.Checked)
{
startScan();
}
else
{
connectAsServer();
}
}
private void startScan()
{
listBox1.DataSource = null;
listBox1.Items.Clear();
items.Clear();
Thread bluetoothScanThread = new Thread(new ThreadStart(scan));
bluetoothScanThread.Start();
}
BluetoothDeviceInfo[] devices;
private void scan()
{
updateUI("Starting Scan..");
BluetoothClient client = new BluetoothClient();
devices = client.DiscoverDevicesInRange();
updateUI("Scan complete");
updateUI(devices.Length.ToString() + "Device discovered");
foreach (BluetoothDeviceInfo d in devices)
{
items.Add(d.DeviceName);
}
updateDeviceList();
}
private void connectAsServer()
{
Thread bluetoothServerThread = new Thread(new ThreadStart(ServerConnectThread));
bluetoothServerThread.Start();
}
//private void ServerConnectThread()
//{
// throw new NotImplementedException();
//}
private void connectAsClient()
{
throw new NotImplementedException();
}
Guid mUUID = new Guid("00001101-0000-1000-0000-00805F9834FB");
bool serverStarted = false;
public void ServerConnectThread()
{
serverStarted = true;
updateUI("Server started, waiting for clients");
BluetoothListener blueListener = new BluetoothListener(mUUID);
blueListener.Start();
BluetoothClient conn = blueListener.AcceptBluetoothClient();
updateUI("Client has connected");
Stream mStream = conn.GetStream();
while (true)
{
try
{
//handle server connection
byte[] received = new byte[1024];
mStream.Read(received, 0, received.Length);
updateUI("Received: " + Encoding.ASCII.GetString(received));
byte[] sent = Encoding.ASCII.GetBytes("Hello World");
mStream.Write(sent, 0, sent.Length);
}
catch (IOException exception)
{
updateUI("Client has disconnected!!!!");
}
}
}
private void updateUI(string message)
{
Func<int> del = delegate()
{
tbOutput.AppendText(message + System.Environment.NewLine);
return 0;
};
Invoke(del);
}
private void updateDeviceList()
{
Func<int> del = delegate()
{
listBox1.DataSource = items;
return 0;
};
Invoke(del);
}
BluetoothDeviceInfo deviceInfo;
private void listBox1_DoubleClick(object sender, EventArgs e)
{
deviceInfo = devices.ElementAt(listBox1.SelectedIndex);
updateUI(deviceInfo.DeviceName + "was selected, attempting connect");
if (pairDevice())
{
updateUI("Device paired..");
updateUI("Starting connect thread");
Thread bluetoothClientThread = new Thread(new ThreadStart(ClientConnectThread));
bluetoothClientThread.Start();
}
else
{
updateUI("Pair Failed");
}
}
private void ClientConnectThread()
{
BluetoothClient client = new BluetoothClient();
updateUI("attempting connect");
client.BeginConnect(deviceInfo.DeviceAddress, mUUID, this.BluetoothClientConnectCallback, client);
}
void BluetoothClientConnectCallback(IAsyncResult result)
{
BluetoothClient client = (BluetoothClient)result.AsyncState;
client.EndConnect(result);
Stream stream = client.GetStream();
stream.ReadTimeout = 1000;
while (true)
{
while (!ready) ;
stream.Write(message, 0, message.Length);
}
}
string myPin = "1234";
private bool pairDevice()
{
if (!deviceInfo.Authenticated)
{
if (!BluetoothSecurity.PairRequest(deviceInfo.DeviceAddress, myPin))
{
return false;
}
}
return true;
}
private void Form1_Load(object sender, EventArgs e)
{
}
bool ready = false;
byte[] message;
private void tbText_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar == 13)
{
message = Encoding.ASCII.GetBytes(tbText.Text);
ready = true;
tbText.Clear();
}
}
private void rbClient_CheckedChanged(object sender, EventArgs e)
{
}
}
}
