modifyinfo.aspx.cs

用c#实现的BBS论坛。主要提供了三种角色：游客（没有注册的用户）、已经注册的用户和后台管理员。当游客进入论坛之后

using System;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class BackDesk_Login_ModifyInfo : System.Web.UI.Page
{
    DataCon myCon = new DataCon();
    DataOperate sqlBind = new DataOperate();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["Name"] == null)
        {
            Response.Redirect("Login.aspx");
        }
        else
        {
            if (!IsPostBack)
            {
                txtUserID.Text = Session["UserID"].ToString();
                SqlConnection sqlconn = myCon.getCon();
                sqlconn.Open();
                string sqlstr = "Select * from tb_User where UserID='" + Session["UserID"].ToString() + "'";
                SqlDataAdapter myApter = new SqlDataAdapter(sqlstr, sqlconn);
                DataSet myDS = new DataSet();
                myApter.Fill(myDS, "tb_User");
                DataRowView rowView = myDS.Tables["tb_User"].DefaultView[0];
                txtLoginName.Text = Convert.ToString(rowView["UserLoginName"]);
                txtPwd.Text = Convert.ToString(rowView["UserPwd"]);
                txtTName.Text = Convert.ToString(rowView["UserName"]);
                txtQuePwd.Text = Convert.ToString(rowView["UserQuePwd"]);
                txtAnsPwd.Text = Convert.ToString(rowView["UserAnsPwd"]);
                txtTel.Text = Convert.ToString(rowView["UserTel"]);
                txtEmail.Text = Convert.ToString(rowView["UserEmail"]);
                txtAddress.Text = Convert.ToString(rowView["UserAddress"]);
                txtPostCode.Text = Convert.ToString(rowView["UserPostCode"]);
                txtQQ.Text = Convert.ToString(rowView["UserQQ"]);
                if (Convert.ToString(rowView["UserSex"]).Trim() == "男")
                {
                    ddlSex.SelectedIndex = 0;
                }
                if (Convert.ToString(rowView["UserSex"]).Trim() == "女")
                {
                    ddlSex.SelectedIndex = 1;
                }
                sqlconn.Close();
            }
        }
    }
    protected void btnModify_Click(object sender, EventArgs e)
    {
        string sqlstr = "update tb_User set UserLoginName='" + txtLoginName.Text 
            + "',UserSex='" + ddlSex.Text + "',UserPwd='" + txtPwd.Text 
            + "',UserName='" + txtTName.Text + "',UserQuePwd='" + txtQuePwd.Text
            + "',UserAnsPwd='" + txtAnsPwd.Text + "',UserTel='" + txtTel.Text 
            + "',UserEmail= '" + txtEmail.Text + "',UserAddress= '" + txtAddress.Text 
            + "',UserPostCode='" + txtPostCode.Text + "',UserQQ='" + txtQQ.Text
            + "' where UserID = '" + Session["UserID"].ToString() + "'";//接受Login.aspx传值
        sqlBind.DataCom(sqlstr);
        Response.Write("<script lanuage=javascript>alert('修改成功');location='javascript:history.go(-1)'</script>");
    }
    protected void btnCancel_Click(object sender, EventArgs e)
    {
        Response.Redirect("UserLogined.aspx");
    }
}