使vb开发环境支持鼠标滚轮的控件,使VB在开发环境下拥有更简单的操作性-so vb development environment to support the mouse wheel controls, VB development environment with a more simple operability

vb支持鼠标滚轮的一个插件，很好用的，推荐-vb mouse wheel support of a plug-in, easy to use and recommended