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00001 /*************************************************************************** 00002 * Copyright (C) 2009-2012 by Ilya Kotov * 00003 * forkotov02@hotmail.ru * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU General Public License as published by * 00007 * the Free Software Foundation; either version 2 of the License, or * 00008 * (at your option) any later version. * 00009 * * 00010 * This program is distributed in the hope that it will be useful, * 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00013 * GNU General Public License for more details. * 00014 * * 00015 * You should have received a copy of the GNU General Public License * 00016 * along with this program; if not, write to the * 00017 * Free Software Foundation, Inc., * 00018 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * 00019 ***************************************************************************/ 00020 #ifndef PLAYLISTMANAGER_H 00021 #define PLAYLISTMANAGER_H 00022 00023 #include <QObject> 00024 #include "playlistmodel.h" 00025 00029 class PlayListManager : public QObject 00030 { 00031 Q_OBJECT 00032 public: 00037 PlayListManager(QObject *parent); 00041 ~PlayListManager(); 00045 static PlayListManager* instance(); 00049 QList <PlayListModel *> playLists() const; 00053 QStringList playListNames() const; 00057 PlayListModel *selectedPlayList() const; 00061 PlayListModel *currentPlayList() const; 00065 int selectedPlayListIndex() const; 00069 int currentPlayListIndex() const; 00073 int count() const; 00077 int indexOf(PlayListModel *model) const; 00082 PlayListModel *playListAt(int i) const; 00086 bool isRepeatableList() const; 00090 bool isShuffle() const; 00091 00092 signals: 00098 void currentPlayListChanged (PlayListModel *current, PlayListModel *previous); 00104 void selectedPlayListChanged (PlayListModel *selected, PlayListModel *previous); 00108 void playListAdded(int index); 00112 void playListRemoved(int index); 00116 void playListMoved(int i, int j); 00120 void playListsChanged(); 00125 void repeatableListChanged(bool state); 00130 void shuffleChanged(bool state); 00131 00132 public slots: 00136 void selectPlayList(PlayListModel *model); 00140 void selectPlayList(int index); 00144 void selectPlayList(const QString &name); 00148 void selectNextPlayList(); 00152 void selectPreviousPlayList(); 00156 void activatePlayList(PlayListModel *model); 00160 void activatePlayList(int index); 00164 PlayListModel *createPlayList(const QString &name = QString()); 00168 void removePlayList(PlayListModel *model); 00172 void removePlayList(int index); 00176 void move(int i, int j); 00181 void setRepeatableList(bool r); 00186 void setShuffle(bool s); 00190 void clear(); 00194 void clearSelection(); 00198 void removeSelected(); 00202 void removeUnselected(); 00206 void removeAt (int i); 00210 void removeItem (PlayListItem *item); 00214 void invertSelection(); 00218 void selectAll(); 00222 void showDetails(); 00226 void add(const QStringList &paths); 00230 void randomizeList(); 00234 void reverseList(); 00238 void sortSelection(int mode); 00242 void sort(int mode); 00246 void addToQueue(); 00250 void removeInvalidItems(); 00254 void removeDuplicates(); 00258 void clearQueue(); 00262 void stopAfterSelected(); 00263 00264 private: 00265 void readPlayLists(); 00266 void writePlayLists(); 00267 static PlayListManager* m_instance; 00268 QList <PlayListModel *> m_models; 00269 PlayListModel *m_current; 00270 PlayListModel *m_selected; 00271 bool m_repeatable, m_shuffle; 00272 }; 00273 00274 #endif // PLAYLISTMANAGER_H