changepassword.cs

一个比较简单的

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using AssetsSystem.Dao;
using AssetsSystem.Service;
using AssetsSystem.Inc;

namespace AssetsSystem.Dialog
{
    public partial class ChangePassword : Form
    {
        private static AdminService service = new AdminService();

        private Admin admin;

        public void setAdmin(Admin admin)
        {
            this.admin = admin;
        }

        public ChangePassword()
        {
            InitializeComponent();
        }

        /// <summary>
        /// 修改密码
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {

            if (!Util.haveText(this.oldpwd.Text))
            {
                MessageBox.Show("对不起,请输入旧密码!", "错误", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                return;
            }

            if (!Util.haveText(this.npwd1.Text))
            {
                MessageBox.Show("对不起,请输入新密码!", "错误", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                return;
            }



            //密码检查
            if (!this.npwd1.Text.Equals(this.npwd2.Text))
            {
                MessageBox.Show("对不起,新密码不一致,请重新输入!", "错误", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                return;
            }

            Admin s = new Admin();
            s.setId(admin.getId());
            s.setPassword(this.oldpwd.Text);
            s = service.query(s);

            //密码错误
            if (s == null)
            {
                MessageBox.Show("对不起,旧密码错误!", "错误", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                return;
            }

            s.setPassword(this.npwd1.Text);
            s.setName(admin.getName());
            int n=service.update(s);
            if (n > 0) this.DialogResult = DialogResult.OK;

        }
    }
}