您可以使用 TypeDescriptionProviderAttribute 为您的抽象基类提供具体的设计时实现.参见 http://wonkitect.wordpress.com/2008/06/20/using-visual-studio-whidbey-to-design-abstract-forms/ 了解详情.

You can use a TypeDescriptionProviderAttribute to provide a concrete design-time implementation for your abstract base class. See http://wonkitect.wordpress.com/2008/06/20/using-visual-studio-whidbey-to-design-abstract-forms/ for details.