From: Kevin Ollivier <kevino@theolliviers.com>
Date: Wed, 11 Nov 2009 02:11:13 +0000 (+0000)
Subject: Run sanity checks on the position values.
X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/db22fdd17d2854cbcbf38de80f0c1e07f203a080

Run sanity checks on the position values.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62609 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---

diff --git a/src/osx/cocoa/textctrl.mm b/src/osx/cocoa/textctrl.mm
index e0bdfdfd20..3a0f1c1979 100644
--- a/src/osx/cocoa/textctrl.mm
+++ b/src/osx/cocoa/textctrl.mm
@@ -431,7 +431,7 @@ void wxNSTextViewControl::SetFont( const wxFont & font , const wxColour& WXUNUSE
 
 bool wxNSTextViewControl::GetStyle(long position, wxTextAttr& style)
 {
-    if (m_textView) {
+    if (m_textView && position >=0 && position < [[m_textView string] length]) {
         NSTextStorage* storage = [m_textView textStorage];
         NSFont* font = [storage attribute:NSFontAttributeName atIndex:position effectiveRange:NULL];
         if (font)