コード例 #1
0
 private void btnVoltar_Click(object sender, EventArgs e)
 {
     global::Login.Menu frm = new global::Login.Menu();
     frm.Show();
     this.Visible = false;
 }
コード例 #2
0
        private void btnEntrar_Click(object sender, EventArgs e)
        {
            int cod_cliente;

            SqlCommand comn = new SqlCommand();

            comn.Connection = DATABASE.abrir();

            MessageBox.Show("Estabelecendo conexão com o banco...");

            /*comando sql*/
            string     sql = "SELECT cod FROM login_tab WHERE Usuario LIKE '" + textUsu.Text + "' and Senha like " + textSenha.Text + "";
            SqlCommand cmd = new SqlCommand(sql, comn.Connection);

            //MessageBox.Show("SQL executado");

            cmd.CommandType = CommandType.Text;
            //MessageBox.Show("Comando executado" + cmd.CommandType);

            SqlDataReader reader;

            try
            {
                reader = cmd.ExecuteReader();
                //MessageBox.Show("Reader" + reader);

                if (reader.Read())
                {
                    cod_cliente = Convert.ToInt16(reader.GetValue(0).ToString());

                    if (cod_cliente == 01)
                    {
                        global::Login.Menu frm = new global::Login.Menu();
                        frm.Show();
                        this.Visible = false;
                        MessageBox.Show("***Bem vindo " + textUsu.Text + "!***");
                    }
                    else if (cod_cliente == 02)
                    {
                        global::Login.MenuADM frm = new global::Login.MenuADM();
                        frm.Show();
                        this.Visible = false;
                        MessageBox.Show("***Bem vindo " + textUsu.Text + "!***");
                    }
                    else
                    {
                        MessageBox.Show(" Codigo invalido ");
                    }
                    //MessageBox.Show("Cod " + textUsu.Text + "\n" + reader[0].ToString());
                }
                else
                {
                    MessageBox.Show("Usuario ou senha incompativel!");
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show("Erro: " + ex.ToString());
            }
            finally
            {
                comn.Connection.Close();
            }

            /*if ((textBox1.Text == "ADMINISTRACAO") && (textBox2.Text == "ADM123"))
             * {
             *  MessageBox.Show("***Bem vindo Ana Paula!***");
             *  global::Login.MenuADM frm = new global::Login.MenuADM();
             *  frm.Show();
             *  this.Visible = false;
             * }
             * else
             *  if ((textBox1.Text == "TECNICO") && (textBox2.Text == "TEC123"))
             * {
             *  MessageBox.Show("***Bem vindo Claudinei!***");
             *  global::Login.Menu frm = new global::Login.Menu();
             *  frm.Show();
             *  this.Visible = false;
             * }
             * else
             *  if ((textBox1.Text == "GERENCIA") && (textBox2.Text == "GER123"))
             * {
             *  MessageBox.Show("***Bem vindo Jorge!***");
             *  global::Login.Menu frm = new global::Login.Menu();
             *  frm.Show();
             *  this.Visible = false;
             * }
             * else
             * {
             *  MessageBox.Show("LOGIN OU SENHA INVALIDOS!");
             * }*/
        }