From e41dcea547771f0ba97604565731804e5061bf18 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=A1clav=20Slav=C3=ADk?= <vslavik@fastmail.fm>
Date: Tue, 12 Feb 2002 10:37:55 +0000
Subject: [PATCH] safeguards against crashes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14151 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/mgl/window.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mgl/window.cpp b/src/mgl/window.cpp
index 5c1cab3bf1..915341e1a4 100644
--- a/src/mgl/window.cpp
+++ b/src/mgl/window.cpp
@@ -875,12 +875,16 @@ void wxWindowMGL::DragAcceptFiles(bool accept)
 // Get total size
 void wxWindowMGL::DoGetSize(int *x, int *y) const
 {
+    wxASSERT_MSG( m_wnd, wxT("invalid window") )
+    
     if (x) *x = m_wnd->width;
     if (y) *y = m_wnd->height;
 }
 
 void wxWindowMGL::DoGetPosition(int *x, int *y) const
 {
+    wxASSERT_MSG( m_wnd, wxT("invalid window") )
+
     if (x) *x = m_wnd->x;
     if (y) *y = m_wnd->y;
 }