On this page:
Showing the Hierarchy tool window
The Hierarchy tool window is not shown when there are no hierarchies to display. You have to build hierarchies first.
To open the Hierarchy tool window, do one of the following
On the main menu, choose.
Use ⌘8 keyboard shortcut.
Toggling between views
Toggling between views means showing ascending or descending hierarchy (callee vs. caller methods, parent vs. children classes etc.) To toggle between views, use the toolbar of the Hierarchy tool window:
Click to show caller methods, or supertypes.
Click to show callee methods, or subtypes.