Controller Tree
class ControllerTree
The ControllerTree is the root of a project's instantiation hierarchy. It owns the chain of Levels and through them all controller instances, plus the project's datatype-library links. There is exactly one per project.
Create a ControllerTree
When you create a new UP project, a ControllerTree is automatically created and the empty diagram is displayed.
Open the ControllerTree
The diagram is opened via the context menu:

