// if the menubar is modified, the display is not updated automatically,
// call this function to update it (m_menuBarFrame should be !NULL)
- void Refresh();
+ void Refresh(bool eraseBackground = TRUE, const wxRect *rect = (const wxRect *) NULL);
void MacInstallMenuBar() ;
void MacMenuSelect(wxEvtHandler* handler, long when , int macMenuId, int macMenuItemNum) ;