added new focus behaviour (like MSW) and toolbar fixes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@9450 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/mac/frame.h

@@ -125,6 +125,8 @@ protected:
 #if wxUSE_STATUSBAR
     static bool           m_useNativeStatusBar;
 #endif // wxUSE_STATUSBAR
+    // the last focused child: we restore focus to it on activation
+    wxWindow             *m_winLastFocused;
 
 private:
     DECLARE_EVENT_TABLE()