コード例 #1
0
        private void 入库操作ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            FormInstock fi = new FormInstock(UserName);

            fi.MdiParent   = this;
            fi.WindowState = FormWindowState.Maximized;
            fi.Show();
            toolStripStatusLabel2.Text = "当前操作:入库操作";
        }
コード例 #2
0
        private void Login_Click(object sender, EventArgs e)
        {
            string connStr = "Data Source=localhost;Initial Catalog=SuperMarketDB;Integrated Security=True";
            //创建连接对象将连接字符串作为构造方法的参数
            SqlConnection connection = new SqlConnection(connStr);
            string        sql        = string.Format("select count(*) from SIMS_user where userName='******' and userPwd='{1}'", userName.Text, passWord.Text);
            SqlCommand    command    = new SqlCommand(sql, connection);

            try
            {
                connection.Open();


                int i = (int)command.ExecuteScalar();
                if (i > 0)
                {
                    MessageBox.Show("登录成功!");
                    string       UserName1 = userName.Text; //当前登录人员通过构造函数传值给FormMain和出入库页面
                    FormMain     formMain  = new FormMain(UserName1);
                    FormInstock  fis       = new FormInstock(UserName1);
                    FormOutstock fos       = new FormOutstock(UserName1);
                    formMain.Show();
                    this.Hide();
                }
                else
                {
                    MessageBox.Show("用户名或者密码错误,请重新输入");
                    userName.Focus();
                }
            }
            catch (SqlException ex)
            {
                MessageBox.Show(ex.Message);
            }
            finally
            {
                connection.Close();
            }
        }