ardour/gtk2_ardour/visibility_group.h

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/*
* Copyright (C) 2011-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2015-2019 Robin Gareus <robin@gareus.org>
*
* 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.
*/
#ifndef __ardour_visibility_group__
#define __ardour_visibility_group__
#include <gtkmm/liststore.h>
#include "pbd/signals.h"
class XMLNode;
class XMLProperty;
/** A class to manage a group of widgets where the visibility of each
* can be configured by the user. The class can generate a menu to
* set up visibility, and save and restore visibility state to XML.
*/
class VisibilityGroup
{
public:
VisibilityGroup (std::string const &);
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void add (
Gtk::Widget *,
std::string const &,
std::string const &,
bool visible = false,
boost::function<boost::optional<bool> ()> = 0
);
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Gtk::Widget* list_view ();
bool button_press_event (GdkEventButton *);
void update ();
void set_state (XMLNode const &);
void set_state (std::string);
std::string get_state_name () const;
std::string get_state_value () const;
PBD::Signal0<void> VisibilityChanged;
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static std::string remove_element (std::string const& from, std::string const& element);
static std::string add_element (std::string const& from, std::string const& element);
private:
struct Member {
Gtk::Widget* widget;
std::string id;
std::string name;
bool visible;
boost::function<boost::optional<bool> ()> override;
};
class ModelColumns : public Gtk::TreeModelColumnRecord {
public:
ModelColumns () {
add (_visible);
add (_name);
add (_iterator);
}
Gtk::TreeModelColumn<bool> _visible;
Gtk::TreeModelColumn<std::string> _name;
Gtk::TreeModelColumn<std::vector<Member>::iterator> _iterator;
};
void toggle (std::vector<Member>::iterator);
void list_view_visible_changed (std::string const &);
void update_list_view ();
bool should_actually_be_visible (Member const &) const;
std::vector<Member> _members;
std::string _xml_property_name;
ModelColumns _model_columns;
Glib::RefPtr<Gtk::ListStore> _model;
bool _ignore_list_view_change;
};
#endif