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AutoCAD 2025 Developer and ObjectARX
    • Customization and Administration Guides
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    • ObjectARX and Managed .NET
      • ObjectARX: Developer's Guide
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        • Using COM for ObjectARX Development
          • COM and ActiveX Automation
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            • Document Locking
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            • Exposing Automation Functionality
              • Setting Up an ATL Project File
              • Writing a COM Wrapper
                • Exposing ObjectARX Functions Through ActiveX Automation
                • Adding a Custom Object or Entity to an Object Model
              • Building and Registering a COM DLL
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    Writing a COM Wrapper

    You can write a COM wrapper class to add functionality to an ActiveX Automation model, or you can expose custom objects or entities.

    Topics in this section
    • Exposing ObjectARX Functions Through ActiveX Automation
    • Adding a Custom Object or Entity to an Object Model
    Parent topic: Exposing Automation Functionality

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