The SwAddInEx type exposes the following members.
Add-ins cookie (id)
Pointer to SOLIDWORKS application
Pointer to command group which holding the add-in commands
Add command group based on the defined commands enumerator
Add context menu based on the defined commands enumerator
Overload to initialize the data. This method is called from ConnectToSW(Object, Int32) method when the add-in loads
Called on disposing of the add-in (either when SOLIDWORKS application closes or when add-in is explicitly unloaded by the user from the AddIns Manager dialog)