From c0e15042c39a034ef7e2b1441b13bde8c4014669 Mon Sep 17 00:00:00 2001
From: Julian Smart <julian@anthemion.co.uk>
Date: Wed, 14 Nov 2007 15:01:33 +0000
Subject: [PATCH] Don't try to call CanUndo/CanRedo for read-only combobox
 since we'll get an assert.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49953 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/msw/combobox.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/msw/combobox.cpp b/src/msw/combobox.cpp
index bd3650dc3b..c6a03a07cc 100644
--- a/src/msw/combobox.cpp
+++ b/src/msw/combobox.cpp
@@ -610,12 +610,12 @@ void wxComboBox::OnUpdatePaste(wxUpdateUIEvent& event)
 
 void wxComboBox::OnUpdateUndo(wxUpdateUIEvent& event)
 {
-    event.Enable( CanUndo() );
+    event.Enable( IsEditable() && CanUndo() );
 }
 
 void wxComboBox::OnUpdateRedo(wxUpdateUIEvent& event)
 {
-    event.Enable( CanRedo() );
+    event.Enable( IsEditable() && CanRedo() );
 }
 
 void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event)
-- 
2.45.2