search_path_option.h

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/*
 * Copyright (C) 2010-2012 Paul Davis <paul@linuxaudiosystems.com>
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <string>
 
#include <gtkmm/filechooserbutton.h>
#include <gtkmm/entry.h>
#include <gtkmm/button.h>
#include <gtkmm/box.h>
 
#include "option_editor.h"
 
class SearchPathOption : public Option
{
public:
        SearchPathOption (const std::string& pathname, const std::string& label,
                        const std::string& default_path,
                        sigc::slot<std::string>, sigc::slot<bool, std::string>);
        ~SearchPathOption ();
 
        void set_state_from_config ();
        void add_to_page (OptionEditorPage*);
        void clear ();
 
        Gtk::Widget& tip_widget() { return add_chooser; }
 
protected:
        sigc::slot<std::string> _get; 
        sigc::slot<bool, std::string> _set;  
 
        struct PathEntry
        {
                PathEntry (const std::string& path, bool removable=true);
 
                Gtk::Entry entry;
                Gtk::Button remove_button;
                Gtk::HBox box;
 
                std::string path;
        };
 
        std::list<PathEntry*> paths;
        Gtk::FileChooserButton add_chooser;
        Gtk::VBox vbox;
        Gtk::VBox path_box;
        Gtk::Label session_label;
 
        void add_path (const std::string& path, bool removable=true);
        void remove_path (PathEntry*);
        void changed ();
        void path_chosen ();
};