Add favorites customizer to preferences UI

rtgui/toollocationpref.h

@@ -0,0 +1,34 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2021 Lawrence Lee
+ *
+ *  RawTherapee is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  RawTherapee is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with RawTherapee.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <gtkmm/box.h>
+
+class Options;
+
+class ToolLocationPreference : public Gtk::Box
+{
+private:
+    struct Impl;
+    std::unique_ptr<Impl> impl;
+
+public:
+    explicit ToolLocationPreference(Options &options);
+    void updateOptions();
+};