private void sendButton_Click(object sender, EventArgs e)
{
if (chatTabControlEx.SelectedIndex >= 0)
{
TabPage tp = chatTabControlEx.SelectedTab;
string name = tp.Name;
RichTextBox rtb = ((RichTextBox)tp.Controls[name + "rtb"]);
string buf = msgRichTextBox.Text;
string msg = MessengerMsg.FormString(MsgType.SEND, name, buf);
user.Write(msg);
rtb.AppendText(String.Format("<{0}> {1} \n", "You", buf));
msgRichTextBox.Clear();
}
}
void StartResiving()
{
try
{
MessengerMsg msg;
while (client.Connected)
{
msg = MessengerMsg.ParseMsg(br.ReadString());
if (msg.msgType == MsgType.AV_USERS)
{
string[] users = msg.message.Split(MessengerMsg.EOU);
var usersWithStatus =
from u in users
let i = u.IndexOf(MessengerMsg.EOC)
select new UsersEventInfo(
Convert.ToByte(u.Substring(0, i)),
u.Substring(i + MessengerMsg.EOC.Length));
OnUsersOnline(new UsersEventArgs(usersWithStatus.ToList()));
}
else if (msg.msgType == MsgType.USER_CHANGED_STATUS)
{
if (msg.reciever != name)
{
OnUserChangedStatus(new UserStatusEventArgs(msg.reciever, true,
Convert.ToByte(msg.message)));
}
}
else if (msg.msgType == MsgType.USER_OFFLINE)
{
if (msg.reciever != name)
{
OnUserChangedStatus(new UserStatusEventArgs(msg.reciever, false,
MsgType.USER_OFFLINE));
}
}
else if (msg.msgType == MsgType.SEND)
{
OnMessageRecieved(new MessageRecievedEventArgs(msg.reciever, msg.message));
}
}
}
catch
{
CloseConnection();
}
}
public void Login()
{
if (IsConnected)
{
Write(MessengerMsg.FormString(MsgType.LOGIN, name, pass));
MessengerMsg m = MessengerMsg.ParseMsg(br.ReadString());
if (m.msgType == MsgType.OK)
{
login = true;
OnLogin(new LoginEventArgs(true, "Logged-in succesfully"));
}
else if (m.msgType == MsgType.NO)
{
login = false;
OnLogin(new LoginEventArgs(false, m.message));
}
}
}
public bool ConnectCallback(IAsyncResult ar)
{
allDone.Set();
TcpClient t = (TcpClient)ar.AsyncState;
t.EndConnect(ar);
netStream = t.GetStream();
br = new BinaryReader(netStream, Encoding.UTF8);
bw = new BinaryWriter(netStream, Encoding.UTF8);
string msg = br.ReadString();
MessengerMsg m = MessengerMsg.ParseMsg(msg);
if (m.msgType == MsgType.HELLO)
{
Write(MessengerMsg.ServiceMsg(MsgType.HELLO).ToString());
conn = true;
OnConnected(new ConnectedEventArgs("Connected to the Server"));
return(true);
}
return(false);
}
public void Register()
{
if (IsConnected)
{
Write(MessengerMsg.FormString(MsgType.REGISTER, name, pass));
MessengerMsg m = MessengerMsg.ParseMsg(br.ReadString());
if (m.msgType == MsgType.OK)
{
OnRegister(new RegisterEventArgs(m.msgType, "Registered succesfully"));
}
else if (m.msgType == MsgType.NAME_TOO_LONG)
{
OnRegister(new RegisterEventArgs(m.msgType, "Name must be less than 40 symbols"));
}
else if (m.msgType == MsgType.PASSWORD_TOO_SMALL)
{
OnRegister(new RegisterEventArgs(m.msgType, "Password must be more than 4 symbols"));
}
else if (m.msgType == MsgType.PASSWORD_TOO_LONG)
{
OnRegister(new RegisterEventArgs(m.msgType, "Password must be less than 20 symbols"));
}
else if (m.msgType == MsgType.INVALID_NAME)
{
OnRegister(new RegisterEventArgs(m.msgType, "Name must not contein \"< > / ; :\" symbols"));
}
else if (m.msgType == MsgType.NAME_EXISTS)
{
OnRegister(new RegisterEventArgs(m.msgType, "User with this name already exists"));
}
else
{
OnRegister(new RegisterEventArgs(m.msgType, "Can't register"));
}
}
}
public void ChageStatus(UserStatus s)
{
status = s;
this.Write(MessengerMsg.FormString(MsgType.CHANGE_STATUS, ((byte)status).ToString(), String.Empty));
}
public void GetUsersOnline()
{
this.Write(MessengerMsg.FormString(MsgType.AV_USERS, String.Empty, String.Empty));
}