private void ClientForm_Load(object sender, EventArgs e) { LoginForm loginForm = new LoginForm(); loginForm.ShowDialog(); if (loginForm.DialogResult == DialogResult.OK) { string user = loginForm.UserName; Model model = new Model(user); model.AddListener(this); controller = new Controller(model); this.Text += " - " + user; controller.OnConnectButton(); } else { Close(); } }