From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Tue, 21 Mar 2006 13:17:31 +0000 (+0000)
Subject: return NULL (and not invalid) iterator from compatibility_iterator::GetPrevious(... 
X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/5d9ef6deecb199737608453d35198f7bd574cc9e

return NULL (and not invalid) iterator from compatibility_iterator::GetPrevious() when we're at the start of the list (see patch 1445506)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38243 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---

diff --git a/include/wx/list.h b/include/wx/list.h
index 7d1f0ebc1a..00659a4f6b 100644
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -190,6 +190,9 @@ private:
             }                                                                 \
             compatibility_iterator GetPrevious() const                        \
             {                                                                 \
+                if ( m_iter == m_list->begin() )                              \
+                    return compatibility_iterator();                          \
+                                                                              \
                 iterator i = m_iter;                                          \
                 return compatibility_iterator( m_list, --i );                 \
             }                                                                 \