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livetrax/libs/pbd/property_list.cc

98 lines
2.6 KiB
C++

/*
* Copyright (C) 2010-2015 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2010 Carl Hetherington <carl@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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "pbd/debug.h"
#include "pbd/compose.h"
#include "pbd/property_list.h"
#include "pbd/xml++.h"
using namespace PBD;
PropertyList::PropertyList()
: _property_owner (true)
{
}
PropertyList::PropertyList (PropertyList const & other)
: std::map<PropertyID, PropertyBase*> (other)
, _property_owner (other._property_owner)
{
if (_property_owner) {
/* make our own copies of the properties */
clear ();
for (std::map<PropertyID, PropertyBase*>::const_iterator i = other.begin(); i != other.end(); ++i) {
insert (std::make_pair (i->first, i->second->clone ()));
}
}
}
PropertyList::~PropertyList ()
{
if (_property_owner) {
for (iterator i = begin (); i != end (); ++i) {
delete i->second;
}
}
}
void
PropertyList::get_changes_as_xml (XMLNode* history_node)
{
for (const_iterator i = begin(); i != end(); ++i) {
DEBUG_TRACE (DEBUG::Properties, string_compose ("Add changes to %1 for %2\n",
history_node->name(),
i->second->property_name()));
i->second->get_changes_as_xml (history_node);
}
}
bool
PropertyList::add (PropertyBase* prop)
{
return insert (value_type (prop->property_id(), prop)).second;
}
void
PropertyList::invert ()
{
for (iterator i = begin(); i != end(); ++i) {
i->second->invert ();
}
}
OwnedPropertyList::OwnedPropertyList ()
{
_property_owner = false;
}
bool
OwnedPropertyList::add (PropertyBase& p)
{
return insert (value_type (p.property_id (), &p)).second;
}
std::ostream&
std::operator<< (std::ostream& os, PropertyChange const & pc)
{
pc.dump (os);
return os;
}