private async void HostButton_Click(object sender, EventArgs e)
{
TcpListener server = null;
HostButton.Enabled = false;
JoinButton.Enabled = false;
try
{
Int32 port = Convert.ToInt32(PortTextBox.Text);
IPAddress localAddr = IPAddress.Parse(IPTextBox.Text);
server = new TcpListener(localAddr, port);
server.Start();
InfoLabel.Text = WAIT;
TcpClient client = await server.AcceptTcpClientAsync();
server.Stop();
InfoLabel.Text = CONNECTED;
// Get a stream object for reading and writing
stream = client.GetStream();
WriteMessage(CONNECTED);
String response = ReadMessage();
InfoLabel.Text = response.ToString();
ChessUI chess = new ChessUI(stream, figureColor.White);
chess.ShowDialog();
InfoLabel.Text = END;
SendDisconnectMessage();
client.Close();
}
catch (SocketException)
{
InfoLabel.Text = HOSTING_ERROR;
}
catch (FormatException)
{
InfoLabel.Text = BAD_IP_PORT;
}
finally
{
// Stop listening for new clients
if (server != null)
{
server.Stop();
}
HostButton.Enabled = true;
JoinButton.Enabled = true;
}
}
private void JoinButton_Click(object sender, EventArgs e)
{
try{
// Create a TcpClient
string ip = IPTextBox.Text;
Int32 port = Convert.ToInt32(PortTextBox.Text);
TcpClient client = new TcpClient(ip, port);
InfoLabel.Text = "Connecting to host...";
// Get a client stream for reading and writing.
this.stream = client.GetStream();
WriteMessage("1.0");
String data = ReadMessage();
if (data == "Connected")
{
InfoLabel.Text = "Connected!";
this.Hide();
ChessUI chess = new ChessUI(stream, "White");
chess.ShowDialog();
}
else
{
if (data == "Invalid version")
{
InfoLabel.Text = "Wrong version!";
}
else
{
InfoLabel.Text = data;
}
stream.Close();
}
this.Show();
SendDisconnectMessage();
// Close everything
client.Close();
}
catch (ArgumentNullException err) {
InfoLabel.Text = "ArgumentNullException: " + err;
}
catch (SocketException err) {
err.ToString();
InfoLabel.Text = "Could not connect to host";
}
}
private void HostButton_Click(object sender, EventArgs e)
{
TcpListener server = null;
try{
Int32 port = Convert.ToInt32(PortTextBox.Text);
IPAddress localAddr = IPAddress.Parse("127.0.0.1");
server = new TcpListener(localAddr, port);
server.Start();
InfoLabel.Text = "Waiting for connection...";
TcpClient client = server.AcceptTcpClient();
InfoLabel.Text = "Connected!";
// Get a stream object for reading and writing
this.stream = client.GetStream();
String data = ReadMessage();
if (data == this.version)
{
WriteMessage("Connected");
this.Hide();
ChessUI chess = new ChessUI(stream, "Black");
chess.ShowDialog();
SendDisconnectMessage();
}
else
{
WriteMessage("Invalid version");
}
this.Show();
}
catch (SocketException err) {
InfoLabel.Text = "SocketException: " + err;
}
finally{
// Stop listening for new clients
server.Stop();
}
}
private async void JoinButton_Click(object sender, EventArgs e)
{
bool res = false;
HostButton.Enabled = false; //
JoinButton.Enabled = false; //
InfoLabel.Text = CONNECTING; //
await Task.Run(() => res = Join());
if (!res)
{
InfoLabel.Text = CONNECTING_ERROR;
}
else
{
String data = ReadMessage();
InfoLabel.Text = data.ToString();
WriteMessage(CONNECTED);
ChessUI chess = new ChessUI(stream, figureColor.Black);
chess.ShowDialog();
InfoLabel.Text = END;
SendDisconnectMessage();
// Close everything
client.Close();
stream.Close();
}
HostButton.Enabled = true;
JoinButton.Enabled = true;
/*try
* {
*
* // Create a TcpClient
* string ip = IPTextBox.Text;
* Int32 port = Convert.ToInt32(PortTextBox.Text);
* TcpClient client = new TcpClient(ip, port);
*
*
* // Get a client stream for reading and writing.
* this.stream = client.GetStream();
*
*
* String data = ReadMessage();
* InfoLabel.Text = data.ToString();
* WriteMessage("Connected");
*
* ChessUI chess = new ChessUI(stream, figureColor.Black);
* chess.ShowDialog();
* InfoLabel.Text = "end";
* SendDisconnectMessage();
*
* // Close everything
* client.Close();
* stream.Close();
* HostButton.Enabled = true;
* JoinButton.Enabled = true;
* }
* catch (SocketException)
* {
* InfoLabel.Text = "Could not connect to host";
* HostButton.Enabled = true;
* JoinButton.Enabled = true;
* }*/
}
