private void btnStart_Click(object sender, EventArgs e)
{
try
{
if (!start)
{
int portNo = 0;
if (string.IsNullOrEmpty(txtPortNo.Text))
{
errorProvider1.SetError(txtPortNo, "Cannot be empty");
return;
}
else if (!int.TryParse(txtPortNo.Text, out portNo))
{
errorProvider1.SetError(txtPortNo, "Not valid Port No");
return;
}
else if (portNo < 100 && portNo > 65535)
{
errorProvider1.SetError(txtPortNo, "Not valid Port No");
return;
}
server = new Chat.Core.Server.ChatServer(portNo);
server.NewMessageReceivedFromClient += new dgNewMessageReceivedFromClient(newMessageReceivedFromClient);
server.ClientDisconnected += new dgClientDisconnected(clientDisconnected);
server.ClientConnected += new dgClientConnected(clientConnection);
server.Start();
string hostName = Dns.GetHostName();
var addressList = Dns.GetHostByName(hostName).AddressList;
setMessage($"Server started => IP: {(addressList.Length > 0 ? addressList[0].ToString() : hostName)} Port: {portNo}, Date: {DateTime.Now.ToShortDateString()} {DateTime.Now.ToLongTimeString()}");
btnStart.Text = "Stop";
btnStart.BackColor = Color.Crimson;
BackColor = Color.GhostWhite;
notifyIcon1.Text = $"Chat | Server [{(addressList.Length > 0 ? addressList[0].ToString() : hostName)}:{portNo}]";
}
else
{
server.Stop();
string hostName = Dns.GetHostName();
var addressList = Dns.GetHostByName(hostName).AddressList;
setMessage($"Server stopped => IP: {(addressList.Length > 0 ? addressList[0].ToString() : "hostName")} Port: {txtPortNo.Text}, Date: {DateTime.Now.ToShortDateString()} {DateTime.Now.ToLongTimeString()}");
btnStart.Text = "Start";
btnStart.BackColor = Color.LimeGreen;
BackColor = Color.AliceBlue;
lvClients.Items.Clear();
notifyIcon1.Text = $"Chat | Server";
}
start = !start;
txtPortNo.ReadOnly = start;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public ConnectionListener(ChatServer server, int port)
{
this.server = server;
this.port = port;
}