Exemple #1
0
        private void back_Click(object sender, EventArgs e)
        {
            this.Hide();
            Menu mn = new Mobiles.Menu();

            mn.Show();
        }
        private void label2_Click(object sender, EventArgs e)
        {
            try
            {
                conn = new MySqlConnection(connString);
                string username = textBox1.Text;
                string password = textBox2.Text;
                conn.Open();

                /*string query = "insert into login(username,password) values('" + username + "','" + password + "')";
                 *              SqlCommand cmd = new SqlCommand(query, conn);
                 *              int result = cmd.ExecuteNonQuery();
                 *              string text = textBox1.Text + textBox2.Text;
                 *              MessageBox.Show(result.ToString());*/
                userType = "";
                string          query = "select type from login where username='******' and password='******'";
                MySqlCommand    cmd   = new MySqlCommand(query, conn);
                MySqlDataReader red   = cmd.ExecuteReader();
                while (red.Read())
                {
                    userType = red[0].ToString();
                }
                //int cnt = int.Parse(cmd.ExecuteScalar().ToString());
                if (userType != "")
                {
                    Menu mn = new Mobiles.Menu();
                    mn.Show();
                    this.Hide();
                }
                else
                {
                    MessageBox.Show("Invalid Credentials.", "Credentials", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }
            finally
            {
                textBox1.Text = "username";
                textBox2.Text = "password";
                conn.Close();
            }
        }