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diff --git a/src/qmmpui/playlistcontainer.h b/src/qmmpui/playlistcontainer.h
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+++ b/src/qmmpui/playlistcontainer.h
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+/***************************************************************************
+ *   Copyright (C) 2013 by Ilya Kotov                                      *
+ *   forkotov02@hotmail.ru                                                 *
+ *                                                                         *
+ *   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 PLAYLISTCONTAINER_H
+#define PLAYLISTCONTAINER_H
+
+#include <QList>
+#include "playlistitem.h"
+#include "playlisttrack.h"
+#include "playlistgroup.h"
+
+
+class PlayListContainer
+{
+public:
+    PlayListContainer();
+
+    void addGroup(PlayListGroup *group);
+    void addTrack(PlayListTrack *item);
+
+    QList<PlayListGroup *> groups();
+    QList<PlayListItem *> items() const;
+    int count() const;
+    int trackCount() const;
+    QList<PlayListItem *> mid(int pos, int count) const;
+    bool isEmpty() const;
+
+    bool isSelected(int index) const;
+    void setSelected(int index, bool selected);
+    void clearSelection();
+    int indexOf(PlayListItem *item) const;
+    PlayListItem *item(int index) const;
+    PlayListTrack *track(int index) const;
+    bool contains(PlayListItem *track) const;
+    int numberOfTrack(int index) const;
+
+    void removeTrack(int index);
+    void removeTrack(PlayListTrack *track);
+
+    void clear();
+
+private:
+    void updateIndex();
+    QList<PlayListGroup *> m_groups;
+    QList<PlayListItem *> m_items;
+
+};
+
+#endif // PLAYLISTCONTAINER_H