ShellItem holds the most recently accessed shell item in the dialog from a user's action, such as selecting a file or folder. Shell items are container-like objects in Windows, such as folders. See the Microsoft SDK for information on shell items. 

During an event, ShellItem contains the shell item pertinent to the event, such as a file a user selected; after the event is processed, ShellItem is nil. After the user clicks OK, ShellItem contains the shell item result from the dialog. 

FileName 

ShellItems