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