You can create an interface from a class, or from the Toolbox, Browser, or Model menu.
Select the Interface tool in the Toolbox.
Select Add a Row tool.
to access the List of Interfaces, and click theRight-click the model (or a package) in the Browser, and select
.Right-click a class, and select Create Interface from the contextual menu (this method allows you to inherit all the operations of the class, including the getter and setter operations, creates a realization link between the interface and the class, and shows this link in the Realizes sub-tab of the Dependencies tab of the interface property sheet).
For general information about creating objects, see Core Features Guide > Modeling with PowerDesigner > Objects.