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livetrax/gtk2_ardour/route_sorter.h

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/*
* Copyright (C) 2012-2016 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
*
* 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.
*/
#ifndef __gtk2_ardour_route_sorter_h__
#define __gtk2_ardour_route_sorter_h__
#include <memory>
#include <stdint.h>
#include <vector>
#include "ardour/stripable.h"
/* This is used to keep numerical tree-order in sync
* with Stripable ordering (mixer_ui.cc editor_routes.cc)
*/
struct TreeOrderKey {
uint32_t old_display_order;
std::shared_ptr<ARDOUR::Stripable> stripable;
TreeOrderKey (uint32_t ok, std::shared_ptr<ARDOUR::Stripable> s)
: old_display_order (ok)
, stripable (s)
{}
};
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typedef std::vector<TreeOrderKey> TreeOrderKeys;
struct TreeOrderKeySorter
{
bool operator() (const TreeOrderKey& ok_a, const TreeOrderKey& ok_b)
{
std::shared_ptr<ARDOUR::Stripable> const& a = ok_a.stripable;
std::shared_ptr<ARDOUR::Stripable> const& b = ok_b.stripable;
return ARDOUR::Stripable::Sorter () (a, b);
}
};
#endif /* __gtk2_ardour_route_sorter_h__ */