Qmmp
/usr/src/RPM/BUILD/qmmp-0.11-svn/src/qmmpui/playstate_p.h
00001 /***************************************************************************
00002  *   Copyright (C) 2007-2013 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 
00021 #ifndef _PLAYSTATE_H
00022 #define _PLAYSTATE_H
00023 
00024 #include "playlistmodel.h"
00025 
00030 class PlayState
00031 {
00032 public:
00033 
00037     virtual bool next() = 0;
00038 
00042     virtual bool previous() = 0;
00046     virtual int nextIndex() = 0;
00050     virtual void resetState()
00051     {
00052         ;
00053     }
00057     virtual void prepare()
00058     {
00059         ;
00060     }
00061     virtual ~PlayState()
00062     {
00063         ;
00064     }
00065     PlayState(PlayListModel* model);
00066 
00067 protected:
00069     PlayListModel* m_model;
00070     QmmpUiSettings *m_ui_settings;
00071 };
00072 
00077 class NormalPlayState : public PlayState
00078 {
00079 public:
00080     virtual bool next();
00081     virtual bool previous();
00082     virtual int nextIndex();
00083     NormalPlayState(PlayListModel* model);
00084 };
00085 
00090 class ShufflePlayState : public PlayState
00091 {
00092 public:
00093     virtual bool next();
00094     virtual bool previous();
00095     virtual int nextIndex();
00096     virtual void prepare();
00097     ShufflePlayState(PlayListModel* model);
00098     virtual void resetState();
00099 private:
00100 
00102     int m_shuffled_current;
00103 
00105     QList<int> m_shuffled_indexes;
00106 };
00107 
00108 
00109 #endif
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