private void button1_Click(object sender, EventArgs e) { string login, password, role; bool flag = false; for (int i = 0; i < dataGridView1.RowCount; i++) { login = dataGridView1.Rows[i].Cells[1].Value.ToString(); password = dataGridView1.Rows[i].Cells[2].Value.ToString(); role = dataGridView1.Rows[i].Cells[3].Value.ToString(); if (login == textBox1.Text && password == textBox2.Text) { dataGridView1.Rows[i].Selected = true; switch (role) { case "Руководитель": flag = !flag; Form_director a = new Form_director(); a.Show(); break; case "Заказчик": flag = !flag; Form_client b = new Form_client(); b.Show(); break; case "Кладовщик": flag = !flag; Form_storekeeper c = new Form_storekeeper(); c.Show(); break; case "Менеджер": flag = !flag; Form_manager d = new Form_manager(); d.Show(); break; } } else if (textBox1.Text == "" || textBox2.Text == "") { MessageBox.Show("Заполните все поля!"); flag = !flag; } else if (flag != false) { MessageBox.Show("Неправильный логин или пароль!"); flag = !flag; } if (flag) { break; } } }
private void button4_Click(object sender, EventArgs e) { Form_manager f = new Form_manager(); f.Show(); }