activex控件的实现 介绍非常详细 切带有源码实现 相关文档 电子签名证书 非常实用 调试通过-activex controls introduced in great detail the realization of all relevant documentation with source code to achieve a very useful electronic signature certificates through debugging

C# ActiveX控件设计 C# ActiveX控件设计-C# ActiveX control designed C# ActiveX Control Design

上传控件，应用于csharp,很好用啊，不信你就试试看了啊-Upload control, used in csharp, good with ah, do not believe you give it a try, ah