diff --git a/include/wx/osx/core/private.h b/include/wx/osx/core/private.h
index 5f45f0ccd1..fec62fa63e 100644
--- a/include/wx/osx/core/private.h
+++ b/include/wx/osx/core/private.h
@@ -202,6 +202,11 @@ public :
     wxMenu* GetWXPeer() { return m_peer ; }
 
     virtual void PopUp( wxWindow *win, int x, int y ) = 0;
+    
+    virtual void GetMenuBarDimensions(int &x, int &y, int &width, int &height) const
+    {
+        x = y = width = height = -1;
+    }
 
     static wxMenuImpl* Create( wxMenu* peer, const wxString& title );
     static wxMenuImpl* CreateRootMenu( wxMenu* peer );
diff --git a/include/wx/osx/menu.h b/include/wx/osx/menu.h
index 9eded8593b..8906eb3365 100644
--- a/include/wx/osx/menu.h
+++ b/include/wx/osx/menu.h
@@ -160,6 +160,11 @@ public:
 
 
     static WXHMENU MacGetWindowMenuHMenu() { return s_macWindowMenuHandle ; }
+    
+    virtual void DoGetPosition(int *x, int *y) const;
+    virtual void DoGetSize(int *width, int *height) const;
+    virtual void DoGetClientSize(int *width, int *height) const;
+
 protected:
     // common part of all ctors
     void Init();
diff --git a/src/osx/cocoa/menu.mm b/src/osx/cocoa/menu.mm
index fd03afd950..1e77373e5a 100644
--- a/src/osx/cocoa/menu.mm
+++ b/src/osx/cocoa/menu.mm
@@ -253,7 +253,16 @@ public :
         [popUpButtonCell performClickWithFrame:frame inView:view];
         [popUpButtonCell release];
     }
-
+    
+    virtual void GetMenuBarDimensions(int &x, int &y, int &width, int &height) const wxOVERRIDE
+    {
+        NSRect r = [(NSScreen*)[[NSScreen screens] objectAtIndex:0] frame];
+        height = [m_osxMenu menuBarHeight];
+        x = r.origin.x;
+        y = r.origin.y;
+        width = r.size.width;
+    }
+    
     WXHMENU GetHMenu() wxOVERRIDE { return m_osxMenu; }
 
     static wxMenuImpl* Create( wxMenu* peer, const wxString& title );
diff --git a/src/osx/menu_osx.cpp b/src/osx/menu_osx.cpp
index 0b4b1fc296..5a15d80071 100644
--- a/src/osx/menu_osx.cpp
+++ b/src/osx/menu_osx.cpp
@@ -1022,4 +1022,34 @@ void wxMenuBar::Attach(wxFrame *frame)
     wxMenuBarBase::Attach( frame ) ;
 }
 
+void wxMenuBar::DoGetPosition(int *x, int *y) const
+{
+    int _x,_y,_width,_height;
+    
+    m_rootMenu->GetPeer()->GetMenuBarDimensions(_x, _y, _width, _height);
+
+    if (x)
+        *x = _x;
+    if (y)
+        *y = _y;
+}
+
+void wxMenuBar::DoGetSize(int *width, int *height) const
+{
+    int _x,_y,_width,_height;
+    
+    m_rootMenu->GetPeer()->GetMenuBarDimensions(_x, _y, _width, _height);
+
+    if (width)
+        *width = _width;
+    if (height)
+        *height = _height;
+}
+
+void wxMenuBar::DoGetClientSize(int *width, int *height) const
+{
+    DoGetSize(width, height);
+}
+
+
 #endif // wxUSE_MENUS