Expansion Region and Expansion Nodes

The Expansion Region and Expansion Nodes can be drawn in the Activity diagram.

You can create those elements using the diagram palette:

• The Expansion Region button.
  
• The Input and Output Expansion Nodes are located under the Object Node button group.
  
  
  

To display Expansion Nodes on the Expansion Region border:

1. Select the Expansion Region shape of the Expansion Nodes you want to display.
2. Perform one of the following steps:
   - From the shortcut menu, select Display > Display Expansion Nodes.
   - On the diagram toolbar, click and select Display Expansion Nodes.