/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef HGINDEXFEEDBACK_H

#define HGINDEXFEEDBACK_H

#include <HbGlobal>

#include <HbWidget>

#include <hgwidgets/hgwidgets.h>

class HbScrollBar;

class HgIndexFeedbackPrivate;

class HbStyleOptionIndexFeedback;

class HgWidget;

QT_BEGIN_NAMESPACE

class QGraphicsItem;

QT_END_NAMESPACE

class HgIndexFeedback : public HbWidget

{

    Q_OBJECT

public:

    explicit HgIndexFeedback(QGraphicsItem *parent=0);

    virtual ~HgIndexFeedback();

    enum { Type = Hb::ItemType_IndexFeedback };

    int type() const { return Type; }

    void setIndexFeedbackPolicy( HgWidget::IndexFeedbackPolicy policy);

    HgWidget::IndexFeedbackPolicy indexFeedbackPolicy() const;

    void setWidget(HgWidget *itemView);

    HgWidget* widget() const;

    virtual QGraphicsItem *primitive(HbStyle::Primitive primitive) const;

protected:

    virtual void polish( HbStyleParameters& params);

    virtual bool sceneEventFilter(QGraphicsItem* watched, QEvent* event);

    virtual bool eventFilter(QObject *obj, QEvent *event);

    void initStyleOption(HbStyleOptionIndexFeedback *option) const;

private:

    Q_DECLARE_PRIVATE_D(d_ptr, HgIndexFeedback)

    Q_DISABLE_COPY(HgIndexFeedback)

    Q_PRIVATE_SLOT(d_func(), void _q_scrollPositionChanged(qreal, Qt::Orientation))

    Q_PRIVATE_SLOT(d_func(), void _q_hideIndexFeedback())

    Q_PRIVATE_SLOT(d_func(), void _q_itemViewDestroyed())

    Q_PRIVATE_SLOT(d_func(), void _q_hideIndexFeedbackNow())

    Q_PRIVATE_SLOT(d_func(), void _q_currentModelIndexChanged(QModelIndex, QModelIndex))

};

#endif // HGINDEXFEEDBACK_H