private void PictureBox6_Click(object sender, EventArgs e) { Menu_Admin m = new Menu_Admin(); m.Show(); this.Hide(); }
public void login(string user, string pass) { try { conn.Open(); SqlCommand cmd = new SqlCommand("SELECT * FROM Administradores WHERE Alias_administrador = @usuario AND Clave_administrador = @clave", conn); cmd.Parameters.AddWithValue("usuario", user); cmd.Parameters.AddWithValue("clave", pass); SqlDataAdapter sda = new SqlDataAdapter(cmd); DataTable dt = new DataTable(); sda.Fill(dt); if (dt.Rows.Count == 1) { MessageBox.Show("Bienvenido, administrador", "Hecho", MessageBoxButtons.OK, MessageBoxIcon.Information); Menu_Admin m = new Menu_Admin(); m.Show(); this.Hide(); } else { MessageBox.Show("Usuario o clave incorrectos", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error); } } catch (Exception error) { MessageBox.Show("Usuario o clave incorrectos", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error); } finally { conn.Close(); } }