1 /* 2 * Copyright 2003-2021 The Music Player Daemon Project 3 * http://www.musicpd.org 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 */ 19 20 #ifndef MPD_DATABASE_VISITOR_HXX 21 #define MPD_DATABASE_VISITOR_HXX 22 23 #include <functional> 24 25 struct LightDirectory; 26 struct LightSong; 27 struct PlaylistInfo; 28 struct Tag; 29 30 typedef std::function<void(const LightDirectory &)> VisitDirectory; 31 typedef std::function<void(const LightSong &)> VisitSong; 32 typedef std::function<void(const PlaylistInfo &, 33 const LightDirectory &)> VisitPlaylist; 34 35 typedef std::function<void(const Tag &)> VisitTag; 36 37 #endif 38