From ac6482e0eb085476bca3b81aaed8ed75ab896923 Mon Sep 17 00:00:00 2001
From: "Unknown (MT)" <nobody@localhost>
Date: Tue, 14 Mar 2000 03:13:01 +0000
Subject: [PATCH] remove HWND association when DestroyWindow

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6669 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/msw/mdi.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index a9c6967d63..25cf16bbce 100644
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -68,6 +68,7 @@ extern const wxChar *wxMDIChildFrameClassName;
 extern wxWindow *wxWndHook;                 // from window.cpp
 
 extern void wxAssociateWinWithHandle(HWND hWnd, wxWindow *win);
+extern void wxRemoveHandleAssociation(wxWindow *win);
 
 static HWND invalidHandle = 0;
 
@@ -1042,6 +1043,7 @@ void wxMDIChildFrame::MSWDestroyWindow()
         ::DestroyMenu((HMENU) m_hMenu);
         m_hMenu = 0;
     }
+    wxRemoveHandleAssociation(this);
     m_hWnd = 0;
 }