/****************************************************************************+
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**+
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (developer.feedback@nokia.com)+
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**+
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** This file is part of the HbWidgets module of the UI Extensions for Mobile.+
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**+
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** GNU Lesser General Public License Usage+
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** This file may be used under the terms of the GNU Lesser General Public+
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** License version 2.1 as published by the Free Software Foundation and+
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** appearing in the file LICENSE.LGPL included in the packaging of this file.+
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** Please review the following information to ensure the GNU Lesser General+
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** Public License version 2.1 requirements will be met:+
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at developer.feedback@nokia.com.+
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**+
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****************************************************************************/+
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#ifndef HBABSTRACTVIEWITEM_H+
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#define HBABSTRACTVIEWITEM_H+
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+
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#include <hbwidget.h>+
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#include <hbglobal.h>+
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#include <hbnamespace.h>+
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#include <hbeffect.h>+
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+
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#include <QHash>+
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+
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QT_BEGIN_NAMESPACE+
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class QModelIndex;+
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QT_END_NAMESPACE+
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+
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class HbAbstractViewItemPrivate;+
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class HbAbstractViewItemShared;+
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class HbAbstractItemView;+
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class HbStyleOptionAbstractViewItem;+
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class HbStyleParameters;+
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class HbFrameBackground;+
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+
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class HB_WIDGETS_EXPORT HbAbstractViewItem : public HbWidget+
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{+
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    Q_OBJECT+
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+
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    Q_PROPERTY(Hb::ModelItemType modelItemType READ modelItemType)+
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    Q_PROPERTY(Qt::CheckState checkState READ checkState WRITE setCheckState)+
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+
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public:+
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+
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    enum SelectionAreaType+
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    {+
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        SingleSelection,+
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        MultiSelection,+
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        ContiguousSelection+
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    };+
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   +
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    explicit HbAbstractViewItem(QGraphicsItem *parent=0);+
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    virtual ~HbAbstractViewItem();+
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+
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    virtual HbAbstractViewItem *createItem() = 0;+
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    virtual void updateChildItems();+
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+
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    QModelIndex modelIndex() const;+
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    virtual bool canSetModelIndex(const QModelIndex &index) const;+
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    virtual void setModelIndex(const QModelIndex &index);+
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+
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    HbAbstractViewItem *prototype() const;+
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+
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    HbAbstractItemView *itemView() const;+
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    void setItemView(HbAbstractItemView *itemView);+
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+
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    virtual QHash<QString, QVariant> transientState() const;+
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    virtual void setTransientState(const QHash<QString, QVariant> &state);+
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+
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    virtual bool selectionAreaContains(const QPointF &position, SelectionAreaType selectionAreaType) const;+
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+
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    void setCheckState(Qt::CheckState state);+
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    Qt::CheckState checkState() const;+
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+
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    void setDefaultFrame(const HbFrameBackground &frame);+
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    HbFrameBackground defaultFrame() const;+
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+
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    Hb::ModelItemType modelItemType() const;+
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+
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public slots:+
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    void updatePrimitives();+
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+
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signals:+
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    void pressed(const QPointF &position);+
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    void released(const QPointF &position);+
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    void activated(const QPointF &position);+
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    void longPressed(const QPointF &position);+
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+
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protected:+
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+
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    HbAbstractViewItem(const HbAbstractViewItem &source);+
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    HbAbstractViewItem &operator=(const HbAbstractViewItem &source);+
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+
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    HbAbstractViewItem( HbAbstractViewItemPrivate &dd, QGraphicsItem *parent );+
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    void initStyleOption(HbStyleOptionAbstractViewItem *option) const;+
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    virtual void polish(HbStyleParameters& params);+
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+
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    virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);+
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    virtual bool event(QEvent *e);+
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+
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    virtual QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;+
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+
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    virtual void pressStateChanged(bool value, bool animate);+
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+
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    virtual void gestureEvent(QGestureEvent *event);+
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+
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private:+
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    Q_DECLARE_PRIVATE_D( d_ptr, HbAbstractViewItem )+
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    Q_PRIVATE_SLOT(d_func(), void _q_animationFinished(const HbEffect::EffectStatus &status))+
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+
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    friend class HbAbstractViewItemShared;+
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};+
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+
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#endif /*HBABSTRACTVIEWITEM_H*/+
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