From b5b986111b7318e43d9f09df3dd918a453d07c34 Mon Sep 17 00:00:00 2001
From: Stefan Csomor <csomor@advancedconcepts.ch>
Date: Sat, 21 Jul 2012 05:14:44 +0000
Subject: [PATCH] turning off undo for setter, otherwise memory gets used up
 for the undo stack, fixes #14500

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72166 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/osx/cocoa/textctrl.mm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/osx/cocoa/textctrl.mm b/src/osx/cocoa/textctrl.mm
index 2daf86fb94..b1364c509c 100644
--- a/src/osx/cocoa/textctrl.mm
+++ b/src/osx/cocoa/textctrl.mm
@@ -867,7 +867,12 @@ void wxNSTextFieldControl::WriteText(const wxString& str)
     if ( editor )
     {
         wxMacEditHelper helper(m_textField);
+        BOOL hasUndo = [editor respondsToSelector:@selector(setAllowsUndo:)];
+        if ( hasUndo )
+            [editor setAllowsUndo:NO];
         [editor insertText:wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
+        if ( hasUndo )
+            [editor setAllowsUndo:YES];
     }
     else
     {
-- 
2.45.2