UserRegister.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 System.Text.RegularExpressions;
using System.Configuration;

namespace invite_bids
{
    public partial class UserModify : Form
    {
        public UserModify()
        {
            InitializeComponent();
        }
        Tb_User tb_user = new Tb_User();

        private void btnOk_Click(object sender, EventArgs e)
        {
            if (txt_uname.Text.Trim() == string.Empty)
            {
                MessageBox.Show("请输入用户名！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error); txt_uname.Focus(); return;
            }
            if (txt_upwd.Text.Trim() == string.Empty)
            {
                MessageBox.Show("请输入密码，密码不能为空！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error); txt_upwd.Focus(); return;
                // 下载于www.51aspx.com
            }
            if (txt_upwd2.Text.Trim() == string.Empty)
            {
                MessageBox.Show("请验证密码，确保输入一致！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error); txt_upwd2.Focus(); return;
            }
            if (txt_upwd2.Text.Trim() != txt_upwd.Text.Trim())
            {
                MessageBox.Show("两次密码不一致，请重新输入！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error); txt_upwd2.Focus(); return;
            }
            if (!Regex.IsMatch(txt_uemail.Text.Trim(), @"^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$", RegexOptions.IgnoreCase))
            {
                MessageBox.Show("邮箱格式验证错误，请仔细检查！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Error); txt_uemail.Focus(); return;
            }
            //验证成功，注册

            
            
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into [Tb_User] (");
            strSql.Append("userGuid,userName,userPwd,userEmail,userState,userVip,userRegDate,userReMark)");
            strSql.Append(" values ('" + Guid.NewGuid().ToString() + "','" + txt_uname.Text.Trim() + "','" +Ericbai.EncryptSystem.Encrypt(txt_upwd2.Text.Trim()) + "','" + txt_uemail.Text.Trim() + "',0,0,'" + tb_user.getServerTime().ToString("G")+"',''");

            strSql.Append(" )");
            btnOk.Text = "注册中……";
            btnOk.Enabled = false;
            //发送邮件  goto:继续监测

            string emlto = txt_uemail.Text.Trim();
            string emlSubject = "欢迎用户注册";