public void StartServer()
{
this.tcp = new TcpServerModel(txtIP.Text, int.Parse(txtPort.Text));
btnStart.Enabled = false;
btnStop.Enabled = true;
tcp.Listen();
}
private void btnStart_Click(object sender, EventArgs e)
{
this.tcp = new TcpServerModel(txtIP.Text, int.Parse(txtPort.Text));
this.tcp.Listen();
btnStart.Enabled = false;
btnStop.Enabled = true;
Thread t = new Thread(this.ServeMultiClient);
t.Start();
}