From f7cf8da78e98fb2d7398683419a37ed65be590be Mon Sep 17 00:00:00 2001
From: Julian Smart <julian@anthemion.co.uk>
Date: Thu, 21 Jun 2007 12:34:32 +0000
Subject: [PATCH] Added DetachOldLog to avoid destruction of old log target

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@46579 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 docs/latex/wx/log.tex | 7 +++++++
 include/wx/log.h      | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/docs/latex/wx/log.tex b/docs/latex/wx/log.tex
index 04e2889690..92632f68af 100644
--- a/docs/latex/wx/log.tex
+++ b/docs/latex/wx/log.tex
@@ -434,6 +434,13 @@ target but the log messages are also passed to the previous log target if any.
 
 Destroys the previous log target.
 
+\membersection{wxLogChain::DetachOldLog}\label{wxlogchaindetacholdlog}
+
+\func{void}{DetachOldLog}{\void}
+
+Detaches the old log target so it won't be destroyed when the wxLogChain object
+is destroyed.
+
 \membersection{wxLogChain::GetOldLog}\label{wxlogchaingetoldlog}
 
 \constfunc{wxLog *}{GetOldLog}{\void}
diff --git a/include/wx/log.h b/include/wx/log.h
index 164bdfca90..00d2e85a4d 100644
--- a/include/wx/log.h
+++ b/include/wx/log.h
@@ -415,6 +415,11 @@ public:
     // override base class version to flush the old logger as well
     virtual void Flush();
 
+    // call to avoid destroying the old log target
+#if wxABI_VERSION >= 20805 /* 2.8.5+ only */
+	void DetachOldLog() { m_logOld = NULL; }
+#endif
+
 protected:
     // pass the chain to the old logger if needed
     virtual void DoLog(wxLogLevel level, const wxChar *szString, time_t t);