代码说明： Microsoft IntelliMouse (Mouse with wheel) Component for Delphi 2 / 3 .This component allows you to use the whell in all components on all forms in your application. You must only easy click the component on your main formular and nothing else - no calls, no initialising or something. You can use the DEMO.EXE or you can install the intelli.dcu (for delphi 3) in your package to see it with your own applications! 使用带轮的鼠标

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