- m_macControl = (WXWidget) ::NewControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , "\p" , true , 0 , 0 , 1,
- kControlGroupBoxTextTitleProc , (long) this ) ;
+ verify_noerr(CreateGroupBoxControl(MAC_WXHWND(parent->MacGetTopLevelWindowRef()),&bounds, CFSTR("") ,
+ true /*primary*/ , (ControlRef*)&m_macControl ) ) ;