Preview Dialogs contains components that present standard Open/Save dialog boxes, which you can use in your applications, but you cannot extend these dialogs. Moreover, you cannot inherit from Open/Save dialog components since they are sealed (Not Inheritable in Visual Basic). Preview dialogs library contains same dialogs with image preview box. You can set properties values at design-time and easily change image in preview box at run time.
||Free to try
||Windows 98/Me/NT/2000/XP/2003 Server