In the Symbol Properties dialog, set the Header Position property to:
Top to place a package header at the top of a package shape.
In Tab to place a package header in a package tab.
Showing the list of elements assigned to a package on its shape
To show the list of elements assigned to a package on the package shape
From the selected package shortcut menu, choose Show Inner Elements List.
Displaying inner elements inside package shape
To display the inner elements of a package in a diagram
Select a single package shape on the diagram pane.
Open the Select Inner Elements dialog by doing one of the following: - From its shortcut menu, select Display > Display Inner Elements. - On the diagram toolbar, click and select Display Inner Elements.
In the dialog, select the elements that you want to display inside the package shape.
Click OK. The selected elements are displayed on the shape of the selected package.
The rake icon is displayed on the shape if the package refers to another package diagrams. The rake icon isn’t shown by default, therefore, you need to set the Show Rake Icon property value to true in the Symbol Properties dialog.