The second necessary step for creating a filtering scenario is to either override the IsAuthorized(Type, String, String, Boolean) method, or to create an event handler for the AuthorizeWebPart event.

• 创建筛选方案的第二个必要步骤是重写IsAuthorized(Type,String,String,Boolean)方法,或者创建AuthorizeWebPart事件的事件处理程序。