ActiveX控件可以简单地理解为能够实现特定功能的控件，例如可以浏览网页的控件、可以播放音频与视频的控件，可以播放Flash动画的控件等等。ActiveX控件是一种可重用的软件组件，由编程语言开发，开发ActiveX控件可以使用各种编程语言，如C，C++，当然也包括Visual Studio.NET环境的VB.NET、VC.NET、C等编程语言。ActiveX控件目前仅适用于Windows平台。 -ActiveX controls can be simply understood as the realization of specific functions to control, for example, the control can browse the website, you can play audio and video controls, you can control playback of Flash animations and so on. ActiveX control is a reusable software components, developed by the programming language, ActiveX controls can be used to develop a variety of programming languages such as C, C++, of course, include Visual Studio.NET environment, VB.NET, VC.NET , C and other programming languages. ActiveX controls are currently only applicable to Windows platforms.