将ViewState放在Session里

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

 

namespace EntLibSample

{

     public class BasePage : System.Web.UI.Page

     {

         protected override void SavePageStateToPersistenceMedium( object viewState)

         {

             Session[ "viewState" + this .Context.Request.FilePath] = viewState;

         }

 

         protected override object LoadPageStateFromPersistenceMedium()

         {

             if (Session[ "viewState" + this .Context.Request.FilePath] != null )

             {

                 return Session[ "viewState" + this .Context.Request.FilePath];

             }

             return string .Empty;

         }

     }

}