frmchangepwd.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using PMS.PMSClass;
namespace PMS
{
    public partial class frmChangePwd : Form
    {
        public frmChangePwd()
        {
            InitializeComponent();
        }
        DBOperate operate = new DBOperate();
        public string name;
        private void button1_Click(object sender, EventArgs e)
        {
            if (txtNewPwd.Text.Trim() == "" || txtNewPwd2.Text.Trim() == "" || txtOldPwd.Text.Trim() == "")
            {
                MessageBox.Show("请将数据填写完整", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                return;
            }
            else
            {
                string str = "select count(*) from tb_User where UserName='"+name+"' and UserPwd='"+this.txtOldPwd.Text.Trim()+"'";
                int i = operate.HumanNum(str);
                if (i > 0)
                {
                    if (txtNewPwd.Text.Trim() != txtNewPwd2.Text.Trim())
                    {
                        MessageBox.Show("两次密码不一致", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                        return;
                    }
                    else
                    {
                        string updatestr = "update tb_User set UserPwd='"+txtNewPwd2.Text.Trim()+"' where UserName='"+name+"'";
                        operate.OperateData(updatestr);
                        MessageBox.Show("密码修改成功", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                        this.Close();
                    }
                }
                else
                {
                    MessageBox.Show("旧密码错误", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                    return;
                }

            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
        }
    }
}