From 8859ebe56efb3a1be14ae464853ad7b9d2eec24d Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Thu, 10 Jul 2014 11:04:04 -0400
Subject: [PATCH] add Gtkmm2ext::Keyboard::reset_bindings()

---
 libs/gtkmm2ext/gtkmm2ext/keyboard.h |  2 ++
 libs/gtkmm2ext/keyboard.cc          | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/libs/gtkmm2ext/gtkmm2ext/keyboard.h b/libs/gtkmm2ext/gtkmm2ext/keyboard.h
index 2123e6ff69..d756c6199e 100644
--- a/libs/gtkmm2ext/gtkmm2ext/keyboard.h
+++ b/libs/gtkmm2ext/gtkmm2ext/keyboard.h
@@ -156,6 +156,8 @@ class LIBGTKMM2EXT_API Keyboard : public sigc::trackable, PBD::Stateful
 	static std::string current_binding_name () { return _current_binding_name; }
 	static std::map<std::string,std::string> binding_files;
 
+	int reset_bindings ();
+
 	struct AccelKeyLess {
 	    bool operator() (const Gtk::AccelKey a, const Gtk::AccelKey b) const {
 		    if (a.get_key() != b.get_key()) {
diff --git a/libs/gtkmm2ext/keyboard.cc b/libs/gtkmm2ext/keyboard.cc
index 2bfb5fa58b..48fcae8482 100644
--- a/libs/gtkmm2ext/keyboard.cc
+++ b/libs/gtkmm2ext/keyboard.cc
@@ -23,18 +23,23 @@
 #include <fstream>
 #include <iostream>
 
+#include <cerrno>
 #include <ctype.h>
 
+#include <glib/gstdio.h>
+
 #include <gtkmm/widget.h>
 #include <gtkmm/window.h>
 #include <gtkmm/accelmap.h>
 #include <gdk/gdkkeysyms.h>
 
 #include "pbd/error.h"
+#include "pbd/convert.h"
 #include "pbd/file_utils.h"
 #include "pbd/search_path.h"
 #include "pbd/xml++.h"
 #include "pbd/debug.h"
+#include "pbd/unwind.h"
 
 #include "gtkmm2ext/keyboard.h"
 #include "gtkmm2ext/actions.h"
@@ -585,3 +590,24 @@ Keyboard::load_keybindings (string path)
 	return true;
 }
 
+int
+Keyboard::reset_bindings ()
+{
+	if (Glib::file_test (user_keybindings_path,  Glib::FILE_TEST_EXISTS)) {
+
+		string new_path = user_keybindings_path;
+		new_path += ".old";
+		
+		if (::g_rename (user_keybindings_path.c_str(), new_path.c_str())) {
+			error << string_compose (_("Cannot rename your own keybinding file (%1)"), strerror (errno)) << endmsg;
+			return -1;
+		} 
+	}
+
+	{
+		PBD::Unwinder<bool> uw (can_save_keybindings, false);
+		setup_keybindings ();
+	}
+
+	return 0;
+}