Decides if additional levels shoule be enumerated that are useful for navvigational purposes.
property ForNavigation: Boolean;
You should set this property to True when filling tree-like controls and to False when filling list-like controls. The only known place where the value of this property makes a difference are the virtual Libraries folders that were introduced with Windows 7. It is a known issue that the used API call does not respect the flag correctly on Windows 7.