From 1696dde5fdcc34c00440f3de8a6d8b8d3bf73f92 Mon Sep 17 00:00:00 2001
From: Julian Smart <julian@anthemion.co.uk>
Date: Sun, 22 May 2005 14:23:22 +0000
Subject: [PATCH] Test for x, y in GetPosition

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@34251 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/msw/mdi.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index 5a3fcf83af..d3ed9137f9 100644
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -839,8 +839,10 @@ void wxMDIChildFrame::DoGetPosition(int *x, int *y) const
   wxMDIParentFrame *mdiParent = (wxMDIParentFrame *)GetParent();
   ::ScreenToClient((HWND) mdiParent->GetClientWindow()->GetHWND(), &point);
 
-  *x = point.x;
-  *y = point.y;
+  if (x)
+      *x = point.x;
+  if (y)
+      *y = point.y;
 }
 
 void wxMDIChildFrame::InternalSetMenuBar()
-- 
2.45.2