private void button1_Click(object sender, EventArgs e) { if (gebruikersNaam.Text != "" && password.Text != "") { if (network.GetAllUsers().FindIndex(user => user.username.ToLower() == gebruikersNaam.Text.ToLower()) == -1) { network.addNewClient(new Network.UserClient(gebruikersNaam.Text, password.Text, physicianName), physicianName); MessageBox.Show("Gebruiker '" + gebruikersNaam.Text + "' met wachtwoord '" + password.Text + "' aangemaakt."); this.Hide(); this.Dispose(); } else { MessageBox.Show("Username already in use, please choose another one."); } } else { MessageBox.Show("Please fill in all fields!"); } // if (usernameTextBox.Text != "" && passwordTextBox.Text != "") //{ // Tuple<bool, bool> login = network.login(usernameTextBox.Text, passwordTextBox.Text); // if (login.Item1) // { // Form form = new FormClient(network, login.Item2); // this.Hide(); // if (form.ShowDialog() == DialogResult.Cancel) // this.Dispose(); // } // else // MessageBox.Show("Wrong username or password"); //} //else // MessageBox.Show("Please enter a username and a password!"); }