checkup.cs

data structure c 学校管理系统

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace schoolManager
{
    public partial class checkup : Form
    {
        public checkup()
        {
            InitializeComponent();
        }
        public string pass;
        private void checkup_Load(object sender, EventArgs e)
        {
            string xiangzhenname = "select user from users";
            DataMessager data = new DataMessager(Application.StartupPath);
            DataTable mytable = data.query(xiangzhenname, "users");
            this.textBox1.Text = mytable.Rows[0].ItemArray[0].ToString();
            this.textBox1.ReadOnly = true;
            this.textBox2.Focus();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.No;            
        }

        private void button9_Click(object sender, EventArgs e)
        {
            this.pass = this.textBox2.Text.Trim();
            string xiangzhenname = "select pass from users";
            DataMessager data = new DataMessager(Application.StartupPath);
            DataTable mytable = data.query(xiangzhenname, "users");
            string pass = mytable.Rows[0].ItemArray[0].ToString();
            if (this.textBox2.Text.Trim().Equals(pass))
            {
                this.DialogResult = DialogResult.Yes;
            }
            else
            {
                if (MessageBox.Show("密码出错！", "提示", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error) == DialogResult.Cancel)
                {
                    this.DialogResult = DialogResult.No;
                }
                else
                {
                    this.textBox2.Text = "";
                }
            }
        }
    }
}