namespace Mvc3.Web.Framework
{
    public abstract class BaseViewPage<TModel> : WebViewPage<TModel> where TModel : class
    {

　　　　 //默认必须有无参构造函数
        public BaseViewPage()
        {
            CurrentUser = new UserService().CurrentUser;
        }

　　　　  //我使用Autofac了已经注册了所有的包含"Service"的类型，既然注册过了，为什么还要去 new 一次呢，？

//因此有下面的想法，通过依赖注入来更改默认的行为，从而调用下面的构造函数，但是不知道怎么做。。。

//public BaseViewPage(IUserService userService)
//{
// 　　CurrentUser = userService.CurrentUser;
//}

        public DUser CurrentUser
        {
            get;
            private set;
        }

        public override void Execute()
        {

        }
    }

    public class BaseViewPage : BaseViewPage<object>
    {
        
    }
}

        protected IContainer RegisterDependencies()
        {
            var builder = new ContainerBuilder();
            builder.RegisterControllers(typeof(MvcApplication).Assembly);
            builder.RegisterModelBinders(Assembly.GetExecutingAssembly());

            builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                .Where(t => t.Name.Contains("Service"))
                .AsImplementedInterfaces();

            return builder.Build();
        }

        protected void Application_Start()
        {
            var container = RegisterDependencies();
            DependencyResolver.SetResolver(new AutofacDependencyResolver(container));

            ViewEngines.Engines.Insert(0, new WebEngine(container.Resolve<IThemeService>()));

            AreaRegistration.RegisterAllAreas();

            RegisterGlobalFilters(GlobalFilters.Filters);
            RegisterRoutes(RouteTable.Routes);
        }