コード例 #1
0
ファイル: Form1.cs プロジェクト: sr1008/medium4
        private void btnLogin_Click(object sender, EventArgs e)
        {
            string         jobNum   = this.textJobNum.Text;
            string         password = this.textPwb.Text;
            ConnetionMysql mysql    = new ConnetionMysql();

            if (jobNum != "" && password != "")
            {
                using (mysql.Conn)
                {
                    mysql.Conn.Open();
                    string sql = string.Format("select * from users where jobNum='{0}' and password='******'", jobNum, password);
                    mysql.Comd = new MySqlCommand(sql, mysql.Conn);
                    MySqlDataReader data = mysql.Comd.ExecuteReader();

                    if (data.HasRows)
                    {
                        data.Read();
                        if (data["password"].Equals(password))
                        {
                            Manage manage = new Manage();
                            manage.JobNum     = (string)data["jobNum"];
                            manage.L          = this;
                            manage.UserStatus = Convert.ToInt32(data["status"]);
                            manage.JobName    = data["name"].ToString();
                            this.Hide();
                            manage.Show();
                            mysql.Conn.Close();
                        }
                        else
                        {
                            MessageBox.Show("密码错误!");
                        }
                    }
                    else
                    {
                        MessageBox.Show("用户不存在!");
                    }

                    /* if (data.HasRows)
                     * {
                     *    if (data.Read())
                     *    {
                     *        if (data["jobNum"].Equals(jobNum) && data["password"].Equals(password))
                     *        {
                     *            if (Convert.ToInt32(data["status"]) == staff)
                     *            {
                     *                Staff staff = new Staff(jobNum);
                     *                staff.Show();
                     *                this.Hide();
                     *                mysql.Conn.Close();
                     *            }
                     *            else if (Convert.ToInt32(data["status"]).Equals((int)Enums.manage))
                     *            {
                     *                Manage manage = new Manage();
                     *                manage.JobNum = (string)data["jobNum"];
                     *                manage.L = this;
                     *                manage.UserStatus = Convert.ToInt32(data["status"]);
                     *                this.Hide();
                     *                manage.Show();
                     *                mysql.Conn.Close();
                     *            }
                     *        }
                     *    }
                     *
                     * }else
                     * {
                     *    MessageBox.Show("工号或者密码错误!");
                     * }
                     *
                     *
                     * } */
                }
            }
            else
            {
                MessageBox.Show("工号或者密码不能为空!");
            }
        }