These three files together comprise an example which illustrates building an ActiveX control. Start by reading the comments in the first file:
(example-edit-file "com/ole/control-implementation/deliver")
(example-edit-file "com/ole/control-implementation/defsys")
(example-edit-file "com/ole/control-implementation/my-control-implementation")
This file shows how you can embed the new ActiveX control in another application:
(example-edit-file "com/ole/control-implementation/lisp-container")
COM/Automation User Guide and Reference Manual - 01 Dec 2021 19:38:43