MPD  0.20.18
PlaylistState.hxx
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1 /*
2  * Copyright 2003-2017 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 /*
21  * Saving and loading the playlist to/from the state file.
22  *
23  */
24 
25 #ifndef MPD_PLAYLIST_STATE_HXX
26 #define MPD_PLAYLIST_STATE_HXX
27 
28 struct playlist;
29 struct PlayerControl;
30 class TextFile;
32 class SongLoader;
33 
34 void
36  PlayerControl &pc);
37 
38 bool
39 playlist_state_restore(const char *line, TextFile &file,
40  const SongLoader &song_loader,
42 
49 unsigned
51  PlayerControl &c);
52 
53 #endif
unsigned playlist_state_get_hash(const playlist &playlist, PlayerControl &c)
Generates a hash number for the current state of the playlist and the playback options.
void playlist_state_save(BufferedOutputStream &os, const playlist &playlist, PlayerControl &pc)
bool playlist_state_restore(const char *line, TextFile &file, const SongLoader &song_loader, playlist &playlist, PlayerControl &pc)
An OutputStream wrapper that buffers its output to reduce the number of OutputStream::Write() calls...
A utility class that loads a DetachedSong object by its URI.
Definition: SongLoader.hxx:41