From 74c34d22773e39b13fe0502798494b38f261a9e5 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Tue, 27 Jan 2009 14:48:20 +0000
Subject: [PATCH] don't do anything in SetWindowMenu() if we're setting the
 same menu as we already have

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@58457 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/mdi.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/wx/mdi.h b/include/wx/mdi.h
index 2a7bbc2cfa..37f0fa5208 100644
--- a/include/wx/mdi.h
+++ b/include/wx/mdi.h
@@ -88,8 +88,11 @@ public:
     // menu can be NULL to disable the window menu completely
     virtual void SetWindowMenu(wxMenu *menu)
     {
-        delete m_windowMenu;
-        m_windowMenu = menu;
+        if ( menu != m_windowMenu )
+        {
+            delete m_windowMenu;
+            m_windowMenu = menu;
+        }
     }
 #endif // wxUSE_MENUS
 
-- 
2.45.2