A Multipurpose Details Page Template in ASP.NET Dynamic Data

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Linq;
using System.Security.Policy;
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.Xml.Linq;
using System.Web.DynamicData;

public partial class List : System.Web.UI.Page {
    protected MetaTable table;
        
    protected void Page_Init(object sender, EventArgs e) {
        DynamicDataManager1.RegisterControl(GridView1, true /*setSelectionFromUrl*/);
    }

    protected void Page_Load(object sender, EventArgs e) {
        table = GridDataSource.GetTable();
        Title = table.DisplayName;
        GridDataSource.Include = table.ForeignKeyColumnsNames;
        InsertHyperLink.NavigateUrl = table.GetActionPath(PageAction.Insert);       

        // Disable various options if the table is readonly
        if (table.IsReadOnly) {
            GridView1.Columns[0].Visible = false;
            InsertHyperLink.Visible = false;
        }
    }

    protected void OnFilterSelectedIndexChanged(object sender, EventArgs e) {
        GridView1.PageIndex = 0;
    }
}