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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef LISTITEMCONTAINER_H
#define LISTITEMCONTAINER_H

#include <QGraphicsWidget>
#include <QColor>

#include "abstractitemcontainer.h"

class QGraphicsLinearLayout;
class AbstractViewItem;
class ListItemCache;
class ListItem;
class ItemRecyclingList;

class ListItemContainer : public AbstractItemContainer
{
    Q_OBJECT

public:
    ListItemContainer(int bufferSize, ItemRecyclingList *view, QGraphicsWidget *parent=0);
    virtual ~ListItemContainer();

    virtual void setTwoColumns(const bool twoColumns);

    bool listItemCaching() const;
    void setListItemCaching(const bool enabled);
    virtual void setListItemCaching(const bool enabled, const int index);

protected:

   virtual void addItemToVisibleLayout(int index, AbstractViewItem *item);
   virtual void removeItemFromVisibleLayout(AbstractViewItem *item);

   virtual void adjustVisibleContainerSize(const QSizeF &size);
   virtual int maxItemCountInItemBuffer() const;

private:
    Q_DISABLE_COPY(ListItemContainer)

    ItemRecyclingList *m_view;
    QGraphicsLinearLayout *m_layout;

    void setListItemCaching(const bool enabled, ListItem *listItem);
    bool m_listItemCaching;
};

#endif // LISTITEMCONTAINER_H