From 9b85acc342e0cbfc6a9f9533bb7067978bd1294e Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Fri, 16 Jul 2021 01:08:17 +0200
Subject: [PATCH] Fix build with older boost.

---
 src/wx/dcpomatic_spin_ctrl.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/wx/dcpomatic_spin_ctrl.cc b/src/wx/dcpomatic_spin_ctrl.cc
index 05f13a7d9..a05070410 100644
--- a/src/wx/dcpomatic_spin_ctrl.cc
+++ b/src/wx/dcpomatic_spin_ctrl.cc
@@ -21,8 +21,13 @@
 
 #include "dcpomatic_spin_ctrl.h"
 #include <boost/bind/bind.hpp>
+#include <boost/version.hpp>
 #include <wx/wx.h>
 
+#if BOOST_VERSION >= 106100
+using namespace boost::placeholders;
+#endif
+
 
 SpinCtrl::SpinCtrl (wxWindow* parent, int width)
 	: wxSpinCtrl (parent, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(width, -1), wxSP_ARROW_KEYS | wxTE_PROCESS_ENTER)
@@ -30,6 +35,6 @@ SpinCtrl::SpinCtrl (wxWindow* parent, int width)
 	auto enter = [](wxCommandEvent& ev) {
 		dynamic_cast<wxWindow*>(ev.GetEventObject())->Navigate();
 	};
-	Bind (wxEVT_TEXT_ENTER, boost::bind<void>(enter, boost::placeholders::_1));
+	Bind (wxEVT_TEXT_ENTER, boost::bind<void>(enter, _1));
 }
 
-- 
2.30.2