From ec2f175241f71963d64d8ab2c8d674c86df4ad25 Mon Sep 17 00:00:00 2001
From: Robert Roebling <robert@roebling.de>
Date: Sat, 28 Feb 2009 17:30:41 +0000
Subject: [PATCH] Never show tree lines when there are tree buttons under OS X
 and GTK+

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@59203 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/generic/treectlg.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp
index 393231673c..9dcc3281cb 100644
--- a/src/generic/treectlg.cpp
+++ b/src/generic/treectlg.cpp
@@ -1004,8 +1004,16 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent,
 
     if (major < 10)
         style |= wxTR_ROW_LINES;
+        
+    if (style & wxTR_HAS_BUTTONS)
+        style |= wxTR_NO_LINES;
 #endif // __WXMAC__
 
+#ifdef __WXGTK20__
+    if (style & wxTR_HAS_BUTTONS)
+        style |= wxTR_NO_LINES;
+#endif
+
     if ( !wxControl::Create( parent, id, pos, size,
                              style|wxHSCROLL|wxVSCROLL,
                              validator,
-- 
2.50.0