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/*
* Copyright (C) 2003-2013 The Music Player Daemon Project
* http://www.musicpd.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.
*/
#include "config.h"
#include "MemoryPlaylistProvider.hxx"
#include "Song.hxx"
static void
memory_playlist_close(struct playlist_provider *_playlist)
{
MemoryPlaylistProvider *playlist = (MemoryPlaylistProvider *)_playlist;
delete playlist;
}
static Song *
memory_playlist_read(struct playlist_provider *_playlist)
{
MemoryPlaylistProvider *playlist = (MemoryPlaylistProvider *)_playlist;
return playlist->Read();
}
static constexpr struct playlist_plugin memory_playlist_plugin = {
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
memory_playlist_close,
memory_playlist_read,
nullptr,
nullptr,
nullptr,
};
MemoryPlaylistProvider::MemoryPlaylistProvider(std::forward_list<SongPointer> &&_songs)
:songs(std::move(_songs)) {
playlist_provider_init(this, &memory_playlist_plugin);
}
inline Song *
MemoryPlaylistProvider::Read()
{
if (songs.empty())
return NULL;
auto result = songs.front().Steal();
songs.pop_front();
return result;
}
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