13
0
livetrax/gtk2_ardour/visibility_group.h

97 lines
2.6 KiB
C++

/*
Copyright (C) 2011 Paul Davis
Author: Carl Hetherington <cth@carlh.net>
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., 675 Mass Ave, Cambridge, MA 02139, 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 &);
void add (
Gtk::Widget *,
std::string const &,
std::string const &,
bool visible = false,
boost::function<boost::optional<bool> ()> = 0
);
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;
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