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AutoCAD Platform Customization: User Interface, AutoLISP, VBA, and Beyond by Lee Ambrosius

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Working with ActiveX/COM Libraries (Windows only)

The AutoLISP® functions you have learned up to this point have been, for the most part, platform neutral and are unofficially known as Classic AutoLISP or Core AutoLISP. Starting with the Autodesk® AutoCAD® 2000 program, AutoLISP saw an architecture change that allowed for the use of the Microsoft ActiveX technology. ActiveX is a technology that enables applications to communicate and exchange information. COM (Component Object Model) is a library of objects that let you make changes to or query exposed objects. COM is an example of ActiveX.

In this chapter, you will learn the basics of using ActiveX ...

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