LUMIERA.clone/src/gui/model/track.cpp
2011-01-14 16:57:33 +01:00

144 lines
2.7 KiB
C++

/*
track.cpp - Implementation of the Track class
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 "track.hpp"
#include "parent-track.hpp"
#include <boost/foreach.hpp>
using namespace boost;
using namespace std;
namespace gui {
namespace model {
const list< shared_ptr<Track> > Track::NoChildren;
Track::Track()
: enabled(true),
locked(false)
{
}
const std::list< boost::shared_ptr<Track> >&
Track::get_child_tracks() const
{
return Track::NoChildren;
}
bool
Track::getEnabled() const
{
return enabled;
}
bool
Track::getLocked() const
{
return locked;
}
const string
Track::get_name() const
{
return name;
}
void
Track::setEnabled(bool enabled)
{
this->enabled = enabled;
enabledChangedSignal.emit(enabled);
}
void
Track::setLocked(bool locked)
{
this->locked = locked;
lockedChangedSignal.emit(locked);
}
void
Track::set_name(const string &name)
{
this->name = name;
nameChangedSignal.emit(name);
}
bool
Track::can_host_children() const
{
return false;
}
string
Track::print_branch()
{
return print_branch_recursive(0);
}
boost::shared_ptr<ParentTrack>
Track::find_descendant_track_parent(
boost::shared_ptr<Track> /*child*/)
{
return shared_ptr<ParentTrack>();
}
sigc::signal<void, bool>
Track::signalEnabledChanged() const
{
return enabledChangedSignal;
}
sigc::signal<void, bool>
Track::signalLockedChanged() const
{
return lockedChangedSignal;
}
sigc::signal<void, std::string>
Track::signalNameChanged() const
{
return nameChangedSignal;
}
string
Track::print_branch_recursive(const unsigned int indentation)
{
string str;
for(unsigned int i = 0; i < indentation; i++)
str += " ";
str += print_track();
str += "\n";
BOOST_FOREACH(shared_ptr<Track> track, get_child_tracks())
{
REQUIRE(track);
str += track->print_branch_recursive(indentation + 1);
}
return str;
}
} // namespace model
} // namespace gui