向大家介绍如何使用VC++创建一个标准的MFC WinSock ActiveX控件，源代码非常完整，提供接口、与相应事件挂钩。实例涉及到VARIANT、SAFE...

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向大家介绍如何使用VC++创建一个标准的MFC WinSock ActiveX控件，源代码非常完整，提供接口、与相应事件挂钩。实例涉及到VARIANT、SAFEARRAY、BSTR的详细使用方法。另外还提供了WinSock的详细开发步骤，以及如何响应网络超时，网络断开的事件方法以及在VC、VB调用该控件的方法。-To tell you how to use VC++ to create a standard MFC WinSock ActiveX control, source code is very complete and provide interfaces to link with the corresponding event. Examples relate to the VARIANT, SAFEARRAY, BSTR details of use. WinSock also provided a detailed development process, as well as how to respond to network timeouts, network disconnect event methods as well as VC, VB calls the control method.