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/*
* Copyright (C) 2003-2009 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.
*/
#ifndef MPD_PLAYLIST_H
#define MPD_PLAYLIST_H
#include "queue.h"
#include <stdbool.h>
#define PLAYLIST_COMMENT '#'
enum playlist_result {
PLAYLIST_RESULT_SUCCESS,
PLAYLIST_RESULT_ERRNO,
PLAYLIST_RESULT_DENIED,
PLAYLIST_RESULT_NO_SUCH_SONG,
PLAYLIST_RESULT_NO_SUCH_LIST,
PLAYLIST_RESULT_LIST_EXISTS,
PLAYLIST_RESULT_BAD_NAME,
PLAYLIST_RESULT_BAD_RANGE,
PLAYLIST_RESULT_NOT_PLAYING,
PLAYLIST_RESULT_TOO_LARGE,
PLAYLIST_RESULT_DISABLED,
};
struct playlist {
/**
* The song queue - it contains the "real" playlist.
*/
struct queue queue;
/**
* This value is true if the player is currently playing (or
* should be playing).
*/
bool playing;
/**
* If true, then any error is fatal; if false, MPD will
* attempt to play the next song on non-fatal errors. During
* seeking, this flag is set.
*/
bool stop_on_error;
/**
* Number of errors since playback was started. If this
* number exceeds the length of the playlist, MPD gives up,
* because all songs have been tried.
*/
unsigned error_count;
/**
* The "current song pointer". This is the song which is
* played when we get the "play" command. It is also the song
* which is currently being played.
*/
int current;
/**
* The "next" song to be played, when the current one
* finishes. The decoder thread may start decoding and
* buffering it, while the "current" song is still playing.
*
* This variable is only valid if #playing is true.
*/
int queued;
/**
* This timer tracks the time elapsed since the last "prev"
* command. If that is less than one second ago, "prev" jumps
* to the previous song instead of rewinding the current song.
*/
GTimer *prev_elapsed;
};
/** the global playlist object */
extern struct playlist g_playlist;
void initPlaylist(void);
void finishPlaylist(void);
void
playlist_init(struct playlist *playlist);
void
playlist_finish(struct playlist *playlist);
void
playlist_tag_changed(struct playlist *playlist);
/**
* Returns the "queue" object of the global playlist instance.
*/
static inline const struct queue *
playlist_get_queue(const struct playlist *playlist)
{
return &playlist->queue;
}
void clearPlaylist(struct playlist *playlist);
#ifndef WIN32
/**
* Appends a local file (outside the music database) to the playlist,
* but only if the file's owner is equal to the specified uid.
*/
enum playlist_result
playlist_append_file(struct playlist *playlist, const char *path, int uid,
unsigned *added_id);
#endif
enum playlist_result
addToPlaylist(struct playlist *playlist, const char *file, unsigned *added_id);
enum playlist_result
addSongToPlaylist(struct playlist *playlist,
struct song *song, unsigned *added_id);
enum playlist_result
deleteFromPlaylist(struct playlist *playlist, unsigned song);
enum playlist_result
deleteFromPlaylistById(struct playlist *playlist, unsigned song);
void stopPlaylist(struct playlist *playlist);
enum playlist_result
playPlaylist(struct playlist *playlist, int song);
enum playlist_result
playPlaylistById(struct playlist *playlist, int song);
void nextSongInPlaylist(struct playlist *playlist);
void syncPlayerAndPlaylist(struct playlist *playlist);
void previousSongInPlaylist(struct playlist *playlist);
void shufflePlaylist(struct playlist *playlist, unsigned start, unsigned end);
void
deleteASongFromPlaylist(struct playlist *playlist, const struct song *song);
enum playlist_result
moveSongRangeInPlaylist(struct playlist *playlist, unsigned start, unsigned end, int to);
enum playlist_result
moveSongInPlaylistById(struct playlist *playlist, unsigned id, int to);
enum playlist_result
swapSongsInPlaylist(struct playlist *playlist, unsigned song1, unsigned song2);
enum playlist_result
swapSongsInPlaylistById(struct playlist *playlist, unsigned id1, unsigned id2);
bool
getPlaylistRepeatStatus(const struct playlist *playlist);
void setPlaylistRepeatStatus(struct playlist *playlist, bool status);
bool
getPlaylistRandomStatus(const struct playlist *playlist);
void setPlaylistRandomStatus(struct playlist *playlist, bool status);
bool
getPlaylistSingleStatus(const struct playlist *playlist);
void setPlaylistSingleStatus(struct playlist *playlist, bool status);
bool
getPlaylistConsumeStatus(const struct playlist *playlist);
void setPlaylistConsumeStatus(struct playlist *playlist, bool status);
int getPlaylistCurrentSong(const struct playlist *playlist);
int getPlaylistNextSong(const struct playlist *playlist);
unsigned
getPlaylistSongId(const struct playlist *playlist, unsigned song);
int getPlaylistLength(const struct playlist *playlist);
unsigned long
getPlaylistVersion(const struct playlist *playlist);
enum playlist_result
seekSongInPlaylist(struct playlist *playlist, unsigned song, float seek_time);
enum playlist_result
seekSongInPlaylistById(struct playlist *playlist,
unsigned id, float seek_time);
void playlistVersionChange(struct playlist *playlist);
int is_valid_playlist_name(const char *utf8path);
#endif
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