.net 后台动态添加datalist 并绑定

[csharp] 
public void GetDataListData(string standardclass, string toothtypeBig, int i) 
        { 
            DataTable dt = bindData(standardclass, toothtypeBig); 
            DataList d = new DataList(); 
            d.ID = "dlstTest"; 
            d.ItemTemplate = new MyColumn("litData", 200); 
            d.RepeatColumns = 5; 
            d.RepeatDirection = RepeatDirection.Horizontal; 
            d.ItemDataBound += new DataListItemEventHandler(d_ItemDataBound); 
            d.DataSource = dt; 
            d.DataBind(); 
 
            HtmlGenericControl div = new HtmlGenericControl("div"); 
            div.Attributes.Add("class", "ProductIntroList"); 
            if (i == 0) 
                div.Style.Add("display", "block"); 
            else  
                div.Style.Add("display", "none"); 
            div.Controls.Add(d); 
            this.divList.Controls.Add(div); 
        } 
        private void d_ItemDataBound(object sender, System.Web.UI.WebControls.DataListItemEventArgs e) 
        { 
            Literal t; 
            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 
            { 
                t = (Literal)e.Item.FindControl("litData"); 
                if (t != null) 
                { 
                    string ulstring = string.Format(@"<ul><li><a class='ImageBlock' href='ProductInfor.aspx?{0}'> 
                                            <img width='126px' height='106px' src='imgProduct/{1}' border='0' /></a> 
                                            <a class='TextBlock' href='ProductInfor.aspx?{0}'> {2}-{3}</a></li> 
                                       </ul>", ((DataRowView)e.Item.DataItem).Row["Url"].ToString(), ((DataRowView)e.Item.DataItem).Row["ImageUrl"].ToString(), ((DataRowView)e.Item.DataItem).Row["Name"].ToString(), ((DataRowView)e.Item.DataItem).Row["CDescription"].ToString()); 
                    t.Text = ulstring; 
                } 
            } 
        } 
        public DataTable bindData(string _standardclass, string _toothtypebig) 
        { 
            this.divShopNull.Visible = false; 
            try 
            { 
                string sql = @"select DISTINCT Name,CDescription,StandardClass,Groove,HeadType,ToothTypeBig from ba_ShellTrumpet  where 1=1 "; 
                if (_standardclass != "") 
                { 
                    sql += "and StandardClass='" + _standardclass + "'"; 
                } 
                if (_toothtypebig != "") 
                    sql += " and ToothTypeBig='" + _toothtypebig + "'"; 
                sql += "order by Name"; 
                DataTable standard = BLL.GetDataTable(sql); 
                if (!CommonClass.DTRow.CheckDtIsEmpty(standard)) 
                { 
                    standard.Columns.Add("Url", typeof(string)); 
                    standard.Columns.Add("ImageUrl", typeof(string)); 
                    for (int i = 0; i < standard.Rows.Count; i++) 
                    { 
   

补充：Web开发 , ASP.Net ,