/*
  timeline-group-track.cpp  -  Implementation of the timeline group track object
 
  Copyright (C)         Lumiera.org
    2008,               Joel Holdsworth <joel@airwebreathe.org.uk>
 
  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.
 
* *****************************************************/

#include "timeline-group-track.hpp"
#include "../timeline-widget.hpp"

using namespace Gtk;
using namespace boost;
using namespace sigc;

namespace gui {
namespace widgets {
namespace timeline {
  
GroupTrack::GroupTrack(TimelineWidget &timeline_widget,
  shared_ptr<model::GroupTrack> track) :
  Track(timeline_widget, track)
{ 
  REQUIRE(track);
  
  // Receive notifications of changes to the tracks
  track->get_child_track_list().signal_changed().connect(
    sigc::mem_fun( this, &GroupTrack::on_child_list_changed ) );
}

void
GroupTrack::on_child_list_changed()
{
  timelineWidget.on_track_list_changed();
}

void
GroupTrack::draw_track(Cairo::RefPtr<Cairo::Context> cairo,
    TimelineViewWindow* const window) const
{
  (void)cairo;
  (void)window;
}
  
}   // namespace timeline
}   // namespace widgets
}   // namespace gui