From 22f0aa4c3ee59127e0a96b28cba11768497c35bc Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Sun, 1 Jun 2014 16:22:18 +0000
Subject: [PATCH] Fix memory leak when using custom renderers in wxOSX
 wxDataViewCtrl.

wxDataViewRendererNativeData retains a reference to the cell passed to it, so
the cell must be released after passing it to wxDataViewRendererNativeData to
avoid leaking it.

Closes #16226.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@76637 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/osx/cocoa/dataview.mm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/osx/cocoa/dataview.mm b/src/osx/cocoa/dataview.mm
index 1f6ea86edc..844036b7ef 100644
--- a/src/osx/cocoa/dataview.mm
+++ b/src/osx/cocoa/dataview.mm
@@ -2755,7 +2755,9 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer(const wxString& varianttype,
       m_editorCtrlPtr(NULL),
       m_DCPtr(NULL)
 {
-    SetNativeData(new wxDataViewRendererNativeData([[wxCustomCell alloc] init]));
+    wxCustomCell* cell = [[wxCustomCell alloc] init];
+    SetNativeData(new wxDataViewRendererNativeData(cell));
+    [cell release];
 }
 
 bool wxDataViewCustomRenderer::MacRender()