private void OnSend(IAsyncResult ar)
{
try
{
clientSocket.EndSend(ar);
}
catch (ObjectDisposedException)
{ }
catch (Exception ex)
{
YH_Util.YH_Exception_Form(ex);
Console.WriteLine(ex.Message + "OnSend()");
}
}
private void OnReceive(IAsyncResult ar)
{
try
{
clientSocket.EndReceive(ar);
Data msgReceived = new Data(byteData);
//Accordingly process the message received
switch (msgReceived.cmdCommand)
{
case Command.Login:
break;
case Command.Logout:
break;
case Command.Message:
break;
case Command.List:
Console.WriteLine("<<<" + strName + " has joined the room>>>\r\n");
break;
}
if (msgReceived.strMessage != null && msgReceived.cmdCommand != Command.List)
{
//txtChatBox.Text += msgReceived.strMessage + "\r\n";
Console.WriteLine(msgReceived.strMessage + "\r\n");
}
byteData = new byte[1024];
clientSocket.BeginReceive(byteData,
0,
byteData.Length,
SocketFlags.None,
new AsyncCallback(OnReceive),
null);
}
catch (ObjectDisposedException)
{ }
catch (Exception ex)
{
YH_Util.YH_Exception_Form(ex);
}
}
private void CloseClient()
{
try
{
//Send a message to logout of the server
Data msgToSend = new Data();
msgToSend.cmdCommand = Command.Logout;
msgToSend.strName = strName;
msgToSend.strMessage = null;
byte[] b = msgToSend.ToByte();
clientSocket.Send(b, 0, b.Length, SocketFlags.None);
clientSocket.Close();
}
catch (ObjectDisposedException)
{ }
catch (Exception ex)
{
YH_Util.YH_Exception_Form(ex);
}
}
private void SendStr()
{
try
{
//Fill the info for the message to be send
Data msgToSend = new Data();
msgToSend.strName = strName;
msgToSend.strMessage = "TT";
msgToSend.cmdCommand = Command.Message;
byte[] byteData = msgToSend.ToByte();
//Send it to the server
clientSocket.BeginSend(byteData, 0, byteData.Length, SocketFlags.None, new AsyncCallback(OnSend), null);
}
catch (Exception e)
{
YH_Util.YH_Exception_Form(e);
Connect();
}
}
private void OnConnect(IAsyncResult ar)
{
try
{
clientSocket.EndConnect(ar);
//We are connected so we login into the server
Data msgToSend = new Data();
msgToSend.cmdCommand = Command.Login;
msgToSend.strName = "클라이언트";
msgToSend.strMessage = null;
byte[] b = msgToSend.ToByte();
//Send the message to the server
clientSocket.BeginSend(b, 0, b.Length, SocketFlags.None, new AsyncCallback(OnSend), null);
}
catch (Exception ex)
{
YH_Util.YH_Exception_Form(ex);
}
}
private void Connect()
{
try
{
if (clientSocket != null)
{
clientSocket.Close();
clientSocket = null;
}
clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress ipAddress = IPAddress.Parse(SERVER_IP);
//Server is listening on port 1000
IPEndPoint ipEndPoint = new IPEndPoint(ipAddress, SERVER_PORT);
//Connect to the server
clientSocket.BeginConnect(ipEndPoint, new AsyncCallback(OnConnect), null);
}
catch (Exception ex)
{
YH_Util.YH_Exception_Form(ex);
}
}