| Name | Description |
|---|---|
| Node | Node of a state machine to communicate information between steps (for suspend/resume actions and to guarantee a valid graph) |
| ConnectorNode | |
| Step_in_base | Input port of a step without icon |
| Step_out_base | Output port of a step without icon |
| Step_in | Input port of a step |
| Step_out | Output port of a step |
| Composite_resume | Resume port of a composite step |
| Composite_suspend | Suspend port of a Composite |
| Transition_in_base | Input port of a transition without an icon |
| Transition_out_base | Output port of a transition without icon |
| Transition_in | Input port of a transition |
| Transition_out | Output port of a transition |
| EntryPort | Entry port of a composite, same as a transition outPort |
| ExitPort | Exit connector of a composite, same as transition inPort |
| PartialParallelBase | Base class of a parallel component (including a composite step as special case) |