+#ifdef __WXMAC__
+ bool MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) ;
+ bool MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) ;
+ // gets the 'common' type and creator for a certain extension
+ static bool MacFindDefaultTypeAndCreator( const wxString& ext , wxUint32 *type , wxUint32 *creator ) ;
+ // registers application defined extensions and their default type and creator
+ static void MacRegisterDefaultTypeAndCreator( const wxString& ext , wxUint32 type , wxUint32 creator ) ;
+ // looks up the appropriate type and creator from the registration and then sets
+ bool MacSetDefaultTypeAndCreator() ;
+#endif