Om ' n spesiefieke venster in ' n toepassing te kies , moet beide venster klas en vensterrol gekies word . Venster klas sal die toepassing bepaal , envenster rol die spesifieke venster in die toepassing ; baie toepassingsverskaf egter nie bruikbare venster rolle nie .
For selecting a specific window in an application , both window class and window role should be selected . Window class will determine the application , and window role the specific window in the application ; many applications do not provide useful window roles though .