Web/Admin/AminShowXL.aspx.cs

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using System;
using System.Data;
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;
using System.Data.SqlClient;
public partial class Web_Admin_AminShowXL : System.Web.UI.Page
{
    Dbhelp dh = new Dbhelp();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["UserPower"] == null)
        {
            Response.Redirect("Admin.aspx");
            return;
        }
        if (!IsPostBack)
        {
            Databinit();
        }
    }
    protected void Databinit()
    {
        string sql = "select * from AssociationShow";
        DataSet ds = new DataSet();
        ds = dh.GetData(sql);
        if (ds.Tables[0].Rows.Count > 0)
            txtcontent.Text = ds.Tables[0].Rows[0][1].ToString();
        else
            dh.MessageShowBox("数据库中没有任何数据！");
    }
    protected void btnupdate_Click(object sender, EventArgs e)
    {
        string sql = "update AssociationShow set ShowContent='"+txtcontent.Text.Trim()+"'";
        if (dh.Exucte(sql) > 0)
        {
            dh.MessageShowBox("修改成功！");
            Databinit();
        }
        else
        {
            dh.MessageShowBox("修改失败！");
        }
    }
}