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COM interop

4 resources tagged “COM interop” across the knowledge library.

4 items

Article4 Aug 2026Connecting to SolidWorks from Visual Studio in C# and VB.NETSetting up a .NET project against the SOLIDWORKS interop assemblies, attaching to a running session, starting one when none exists, casting rules, and COM object lifetime discipline.8 min readRead More Guide4 Aug 2026SolidWorks API: Add-in Architecture and the Integration ModelA practitioner's account of SolidWorks add-in architecture: the ISwAddin contract, COM registration, the connect and disconnect lifecycle, callback cookies and disciplined release of interop references.8 min readRead More Guide4 Aug 2026SolidWorks API: COM Registration and Add-in DiscoveryThe COM registration path for a SolidWorks add-in: GUID and visibility attributes, the SwAddin descriptor, register and unregister hooks, the discovery and start-up registry keys, manual registration and common failure modes.7 min readRead More Guide4 Aug 2026SolidWorks API: Development Environment and Project ConfigurationHow to configure a .NET project for SolidWorks add-in development: class library selection, COM type-library references, namespace imports, COM-visible assembly settings and debugging against a live SolidWorks session.7 min readRead More