UML Modeling Techniques > Use case modeling > Creating use case modeling items > Creating a use case
Creating a use case
You can create a Use Case through a Use Case Diagram, Class Diagram or a Modeler pane.
To create a use case through a use case diagram:
1. On the Use Case Diagram tab, click the Use Case button, and then click on the diagram in free space.
2. Type the name of the Use Case, and then press the Enter key.
The Use Case is created as a child item of the item that owns the Use Case Diagram.
To create a use case through a class diagram:
1. On the Class Diagram tab, click the Use Case button, and then click on the diagram in free space.
2. Type the name of the Use Case, and then press the Enter key.
The Use Case is created as a child item of the item that owns the Class Diagram.
To create a use case through a Modeler pane:
1. Locate the item that is to own the Use Case, that is, a Class, Data Type, Interface, Package, Signal or the Model.
2. Right-click the owning item and select New > Use Case or select New > UML > Use Cases > Use Case.
3. Type the name of the Use Case, and then press the Enter key.