UpdateSelection
virtual void UpdateSelection(const entry_ref& ref);
fTrackerNavigator->UpdateSelection(ref);
fFolderNavigator->UpdateSelection(ref);
virtual void UpdateSelection(const entry_ref& ref) = 0;
fNavigator->UpdateSelection(fCurrentRef);
fNavigator->UpdateSelection(fCurrentRef);
fNavigator->UpdateSelection(fCurrentRef);
fNavigator->UpdateSelection(fCurrentRef);
virtual void UpdateSelection(const entry_ref& ref);
virtual void UpdateSelection(const entry_ref& ref);
fController->UpdateSelection(index);
fController->UpdateSelection(index);
virtual void UpdateSelection(int32 index) = 0;