+ if (( m_isEnabled != bDoEnable
+#if TARGET_CARBON
+ // avoid changing menuitem state when menu is disabled
+ // eg. BeginAppModalStateForWindow() will disable menus and ignore this change
+ // which in turn causes m_isEnabled to become out of sync with real menuitem state
+ && !(m_parentMenu && !IsMenuItemEnabled(MAC_WXHMENU(m_parentMenu->GetHMenu()), 0)) )
+ // always update builtin menuitems
+ || ( GetId() == wxApp::s_macPreferencesMenuItemId
+ || GetId() == wxApp::s_macExitMenuItemId
+ || GetId() == wxApp::s_macAboutMenuItemId
+#endif
+ ))