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.
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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;
37 \brief Manages playlist playing.
39 enum REPEAT_STATE { REPEAT_NONE = 0, REPEAT_ONE, REPEAT_ALL };
43 class CPlayListPlayer : public IMsgTargetCallback
47 CPlayListPlayer(void);
48 virtual ~CPlayListPlayer(void);
49 virtual bool OnMessage(CGUIMessage &message);
51 /*! \brief Play the next (or another) entry in the current playlist
52 \param offset The offset from the current entry (defaults to 1, i.e. the next entry).
53 \param autoPlay Whether we should start playing if not already (defaults to false).
55 bool PlayNext(int offset = 1, bool autoPlay = false);
57 /*! \brief Play the previous entry in the current playlist
61 bool PlaySongId(int songId);
64 /*! \brief Start playing a particular entry in the current playlist
65 \param index the index of the item to play. This value is modified to ensure it lies within the current playlist.
66 \param replace whether this item should replace the currently playing item. See CApplication::PlayFile (defaults to false).
67 \param playPreviousOnFail whether to go back to the previous item if playback fails (default to false)
69 bool Play(int index, bool replace = false, bool playPreviousOnFail = false);
71 /*! \brief Returns the index of the current item in active playlist.
72 \return Current item in the active playlist.
75 int GetCurrentSong() const;
77 /*! \brief Change the current item in the active playlist.
78 \param index item index in playlist. Set only if the index is within the range of the current playlist.
81 void SetCurrentSong(int index);
85 /*! \brief Get the index in the playlist that is offset away from the current index in the current playlist.
86 Obeys any repeat settings (eg repeat one will return the current index regardless of offset)
87 \return the index of the entry, or -1 if there is no current playlist. There is no guarantee that the returned index is valid.
89 int GetNextSong(int offset) const;
91 /*! \brief Set the active playlist
92 \param playList Values can be PLAYLIST_NONE, PLAYLIST_MUSIC or PLAYLIST_VIDEO
93 \sa GetCurrentPlaylist
95 void SetCurrentPlaylist(int playlist);
97 /*! \brief Get the currently active playlist
98 \return PLAYLIST_NONE, PLAYLIST_MUSIC or PLAYLIST_VIDEO
99 \sa SetCurrentPlaylist, GetPlaylist
101 int GetCurrentPlaylist() const;
103 /*! \brief Get a particular playlist object
104 \param playList Values can be PLAYLIST_MUSIC or PLAYLIST_VIDEO
105 \return A reference to the CPlayList object.
106 \sa GetCurrentPlaylist
108 CPlayList& GetPlaylist(int playlist);
109 const CPlayList& GetPlaylist(int iPlaylist) const;
111 /*! \brief Removes any item from all playlists located on a removable share
112 \return Number of items removed from PLAYLIST_MUSIC and PLAYLIST_VIDEO
114 int RemoveDVDItems();
116 /*! \brief Resets the current song and unplayable counts.
117 Does not alter the active playlist.
121 void ClearPlaylist(int iPlaylist);
124 /*! \brief Set shuffle state of a playlist.
125 If the shuffle state changes, the playlist is shuffled or unshuffled.
126 Has no effect if Party Mode is enabled.
127 \param playlist the playlist to (un)shuffle, PLAYLIST_MUSIC or PLAYLIST_VIDEO.
128 \param shuffle set true to shuffle, false to unshuffle.
129 \param notify notify the user with a Toast notification (defaults to false)
132 void SetShuffle(int playlist, bool shuffle, bool notify = false);
134 /*! \brief Return whether a playlist is shuffled.
135 If partymode is enabled, this always returns false.
136 \param playlist the playlist to query for shuffle state, PLAYLIST_MUSIC or PLAYLIST_VIDEO.
137 \return true if the given playlist is shuffled and party mode isn't enabled, false otherwise.
140 bool IsShuffled(int iPlaylist) const;
142 /*! \brief Return whether or not something has been played yet from the current playlist.
143 \return true if something has been played, false otherwise.
145 bool HasPlayedFirstFile() const;
147 /*! \brief Set repeat state of a playlist.
148 If called while in Party Mode, repeat is disabled.
149 \param playlist the playlist to set repeat state for, PLAYLIST_MUSIC or PLAYLIST_VIDEO.
150 \param state set to REPEAT_NONE, REPEAT_ONE or REPEAT_ALL
151 \param notify notify the user with a Toast notification
154 void SetRepeat(int iPlaylist, REPEAT_STATE state, bool notify = false);
155 REPEAT_STATE GetRepeat(int iPlaylist) const;
157 // add items via the playlist player
158 void Add(int iPlaylist, CPlayList& playlist);
159 void Add(int iPlaylist, const CFileItemPtr &pItem);
160 void Add(int iPlaylist, CFileItemList& items);
161 void Insert(int iPlaylist, CPlayList& playlist, int iIndex);
162 void Insert(int iPlaylist, const CFileItemPtr &pItem, int iIndex);
163 void Insert(int iPlaylist, CFileItemList& items, int iIndex);
164 void Remove(int iPlaylist, int iPosition);
165 void Swap(int iPlaylist, int indexItem1, int indexItem2);
167 /*! \brief Returns true if the given is set to repeat all
168 \param playlist Playlist to be query
169 \return true if the given playlist is set to repeat all, false otherwise.
171 bool Repeated(int playlist) const;
173 /*! \brief Returns true if the given is set to repeat one
174 \param playlist Playlist to be query
175 \return true if the given playlist is set to repeat one, false otherwise.
177 bool RepeatedOne(int playlist) const;
179 void ReShuffle(int iPlaylist, int iPosition);
181 bool m_bPlayedFirstFile;
182 bool m_bPlaybackStarted;
184 unsigned int m_failedSongsStart;
186 int m_iCurrentPlayList;
187 CPlayList* m_PlaylistMusic;
188 CPlayList* m_PlaylistVideo;
189 CPlayList* m_PlaylistEmpty;
190 REPEAT_STATE m_repeatState[2];
197 \brief Global instance of playlist player
199 extern PLAYLIST::CPlayListPlayer g_playlistPlayer;