This inheritance list is sorted roughly, but not completely, alphabetically:

[detail level 12]

▼CNSObject
CCGUpnpAction
CCGUpnpControlPoint
CCGUpnpDevice
CCGUpnpIcon
CCGUpnpService
CCGUpnpStateVariable
▼C<NSObject>
C<CGUpnpControlPointDelegate>
C<CGUpnpDeviceDelegate>
▼CXCTestCase
CmUPnP4ObjCTests