3 * Copyright (C) 2005-2012 Team XBMC
6 * This Program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2, or (at your option)
11 * This Program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
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18 * <http://www.gnu.org/licenses/>.
22 #include "guilib/IMsgTargetCallback.h"
23 #include <boost/shared_ptr.hpp>
25 #define PLAYLIST_NONE -1
26 #define PLAYLIST_MUSIC 0
27 #define PLAYLIST_VIDEO 1
28 #define PLAYLIST_PICTURE 2
30 class CFileItem; typedef boost::shared_ptr<CFileItem> CFileItemPtr;
39 \brief Manages playlist playing.
41 enum REPEAT_STATE { REPEAT_NONE = 0, REPEAT_ONE, REPEAT_ALL };
45 class CPlayListPlayer : public IMsgTargetCallback
49 CPlayListPlayer(void);
50 virtual ~CPlayListPlayer(void);
51 virtual bool OnMessage(CGUIMessage &message);
53 /*! \brief Play the next (or another) entry in the current playlist
54 \param offset The offset from the current entry (defaults to 1, i.e. the next entry).
55 \param autoPlay Whether we should start playing if not already (defaults to false).
57 bool PlayNext(int offset = 1, bool autoPlay = false);
59 /*! \brief Play the previous entry in the current playlist
63 bool PlaySongId(int songId);
66 /*! \brief Start playing a particular entry in the current playlist
67 \param index the index of the item to play. This value is modified to ensure it lies within the current playlist.
68 \param replace whether this item should replace the currently playing item. See CApplication::PlayFile (defaults to false).
69 \param playPreviousOnFail whether to go back to the previous item if playback fails (default to false)
71 bool Play(int index, bool replace = false, bool playPreviousOnFail = false);
73 /*! \brief Returns the index of the current item in active playlist.
74 \return Current item in the active playlist.
77 int GetCurrentSong() const;
79 /*! \brief Change the current item in the active playlist.
80 \param index item index in playlist. Set only if the index is within the range of the current playlist.
83 void SetCurrentSong(int index);
87 /*! \brief Get the index in the playlist that is offset away from the current index in the current playlist.
88 Obeys any repeat settings (eg repeat one will return the current index regardless of offset)
89 \return the index of the entry, or -1 if there is no current playlist. There is no guarantee that the returned index is valid.
91 int GetNextSong(int offset) const;
93 /*! \brief Set the active playlist
94 \param playList Values can be PLAYLIST_NONE, PLAYLIST_MUSIC or PLAYLIST_VIDEO
95 \sa GetCurrentPlaylist
97 void SetCurrentPlaylist(int playlist);
99 /*! \brief Get the currently active playlist
100 \return PLAYLIST_NONE, PLAYLIST_MUSIC or PLAYLIST_VIDEO
101 \sa SetCurrentPlaylist, GetPlaylist
103 int GetCurrentPlaylist() const;
105 /*! \brief Get a particular playlist object
106 \param playList Values can be PLAYLIST_MUSIC or PLAYLIST_VIDEO
107 \return A reference to the CPlayList object.
108 \sa GetCurrentPlaylist
110 CPlayList& GetPlaylist(int playlist);
111 const CPlayList& GetPlaylist(int iPlaylist) const;
113 /*! \brief Removes any item from all playlists located on a removable share
114 \return Number of items removed from PLAYLIST_MUSIC and PLAYLIST_VIDEO
116 int RemoveDVDItems();
118 /*! \brief Resets the current song and unplayable counts.
119 Does not alter the active playlist.
123 void ClearPlaylist(int iPlaylist);
126 /*! \brief Set shuffle state of a playlist.
127 If the shuffle state changes, the playlist is shuffled or unshuffled.
128 Has no effect if Party Mode is enabled.
129 \param playlist the playlist to (un)shuffle, PLAYLIST_MUSIC or PLAYLIST_VIDEO.
130 \param shuffle set true to shuffle, false to unshuffle.
131 \param notify notify the user with a Toast notification (defaults to false)
134 void SetShuffle(int playlist, bool shuffle, bool notify = false);
136 /*! \brief Return whether a playlist is shuffled.
137 If partymode is enabled, this always returns false.
138 \param playlist the playlist to query for shuffle state, PLAYLIST_MUSIC or PLAYLIST_VIDEO.
139 \return true if the given playlist is shuffled and party mode isn't enabled, false otherwise.
142 bool IsShuffled(int iPlaylist) const;
144 /*! \brief Return whether or not something has been played yet from the current playlist.
145 \return true if something has been played, false otherwise.
147 bool HasPlayedFirstFile() const;
149 /*! \brief Set repeat state of a playlist.
150 If called while in Party Mode, repeat is disabled.
151 \param playlist the playlist to set repeat state for, PLAYLIST_MUSIC or PLAYLIST_VIDEO.
152 \param state set to REPEAT_NONE, REPEAT_ONE or REPEAT_ALL
153 \param notify notify the user with a Toast notification
156 void SetRepeat(int iPlaylist, REPEAT_STATE state, bool notify = false);
157 REPEAT_STATE GetRepeat(int iPlaylist) const;
159 // add items via the playlist player
160 void Add(int iPlaylist, CPlayList& playlist);
161 void Add(int iPlaylist, const CFileItemPtr &pItem);
162 void Add(int iPlaylist, CFileItemList& items);
163 void Insert(int iPlaylist, CPlayList& playlist, int iIndex);
164 void Insert(int iPlaylist, const CFileItemPtr &pItem, int iIndex);
165 void Insert(int iPlaylist, CFileItemList& items, int iIndex);
166 void Remove(int iPlaylist, int iPosition);
167 void Swap(int iPlaylist, int indexItem1, int indexItem2);
169 /*! \brief Returns true if the given is set to repeat all
170 \param playlist Playlist to be query
171 \return true if the given playlist is set to repeat all, false otherwise.
173 bool Repeated(int playlist) const;
175 /*! \brief Returns true if the given is set to repeat one
176 \param playlist Playlist to be query
177 \return true if the given playlist is set to repeat one, false otherwise.
179 bool RepeatedOne(int playlist) const;
181 void ReShuffle(int iPlaylist, int iPosition);
183 void AnnouncePropertyChanged(int iPlaylist, const std::string &strProperty, const CVariant &value);
185 bool m_bPlayedFirstFile;
186 bool m_bPlaybackStarted;
188 unsigned int m_failedSongsStart;
190 int m_iCurrentPlayList;
191 CPlayList* m_PlaylistMusic;
192 CPlayList* m_PlaylistVideo;
193 CPlayList* m_PlaylistEmpty;
194 REPEAT_STATE m_repeatState[2];
201 \brief Global instance of playlist player
203 extern PLAYLIST::CPlayListPlayer g_playlistPlayer;