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livetrax/gtk2_ardour/button_joiner.h

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/*
Copyright (C) 2012 Paul Davis
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 __gtk2_ardour_button_joiner_h__
#define __gtk2_ardour_button_joiner_h__
#include <gtkmm/box.h>
#include <gtkmm/alignment.h>
#include <gtkmm/action.h>
#include "gtkmm2ext/activatable.h"
#include "gtkmm2ext/cairo_widget.h"
class ButtonJoiner : public CairoWidget, public Gtkmm2ext::Activatable {
public:
ButtonJoiner (const std::string&, Gtk::Widget&, Gtk::Widget&, bool central_link = false);
~ButtonJoiner ();
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void set_related_action (Glib::RefPtr<Gtk::Action>);
void set_active_state (Gtkmm2ext::ActiveState);
protected:
void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*);
bool on_button_release_event (GdkEventButton*);
void on_size_request (Gtk::Requisition*);
void on_size_allocate (Gtk::Allocation&);
void action_sensitivity_changed ();
void action_visibility_changed ();
void action_tooltip_changed ();
void action_toggled ();
private:
Gtk::Widget& left;
Gtk::Widget& right;
Gtk::HBox packer;
Gtk::Alignment align;
std::string name;
cairo_pattern_t* active_fill_pattern;
cairo_pattern_t* inactive_fill_pattern;
bool central_link;
double border_r;
double border_g;
double border_b;
void set_colors ();
};
#endif /* __gtk2_ardour_button_joiner_h__ */