/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbWidgets module of the UI Extensions for Mobile.

**

** 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.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#ifndef HBGRIDITEMCONTAINER_P_H

#define HBGRIDITEMCONTAINER_P_H

#include <QObject>

#include <hbabstractitemcontainer_p.h>

#include <hbabstractitemview.h>

#include <hbgridlayout_p.h>

class HbGridItemContainerPrivate;

class HB_AUTOTEST_EXPORT HbGridItemContainer : public HbAbstractItemContainer

{

    Q_OBJECT

public:

    HbGridItemContainer(QGraphicsItem *parent = 0);

    ~HbGridItemContainer();

public:    

    virtual void addItem(const QModelIndex &index, bool animate = false);

    virtual void removeItem(const QModelIndex &index, bool animate = false);

    virtual void reset();

    virtual void setModelIndexes(const QModelIndex &startIndex = QModelIndex());

    void setRowCount(int rowCount);

    int rowCount() const;

    void setColumnCount(int columnCount);

    int columnCount() const;

    void orientationChanged(Qt::Orientation newOrientation);

    void scrollDirectionChanged(Qt::Orientations);

    HbGridLayout *viewLayout() const;

    virtual int maxItemCount() const;

    void scrollTo(const QModelIndex &index, HbAbstractItemView::ScrollHint hint = HbAbstractItemView::EnsureVisible);

    QModelIndex lastValidItemIndex() const;

    void setUniformItemSizes(bool enable);

    virtual void resizeContainer();

protected:

    HbGridItemContainer( HbGridItemContainerPrivate &dd, QGraphicsItem *parent = 0 );

    virtual QPointF recycleItems(const QPointF &delta);

    virtual void viewResized(const QSizeF &size);

    virtual void setItemModelIndex(HbAbstractViewItem *item, const QModelIndex &index);

    virtual void itemAdded(int index, HbAbstractViewItem *item, bool animate = false);

    virtual void itemRemoved(HbAbstractViewItem *item, bool animate = false);

    virtual QVariant itemChange(GraphicsItemChange change, const QVariant & value);

    virtual HbAbstractViewItem *createDefaultPrototype() const;

    QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;

protected slots:

    void animationFinished(const HbEffect::EffectStatus &status);

    void layoutAnimationFinished(QGraphicsLayoutItem *startItem, HbGridLayout::AnimationType animationType);

private:

    QModelIndex getViewIndexInTheCenter() const;

    Q_DECLARE_PRIVATE_D(d_ptr, HbGridItemContainer)

    Q_DISABLE_COPY(HbGridItemContainer)

};

#endif /*HBGRIDITEMCONTAINER_P_H*/