Extending product function with VBA : The System Architect object model
  
The System Architect object model
The objects available to Microsoft VBA from System Architect can be viewed through the Object Browser in the Microsoft VBA editor. Each type of object is defined as a class, which contains a list of the supported properties and methods.
This class diagram shows an extract from the System Architect object model drawn in System Architect using the UML Class diagram notation.
See also
Object model classes
Automation of macro projects with VBE
Introduction to extending SA with VBA