/****************************************************************************
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** Copyright (C) 2015 The Qt Company Ltd.
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**
** This file is part of the QtDeclarative module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
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****************************************************************************/

#ifndef QDECLARATIVEREPEATER_H
#define QDECLARATIVEREPEATER_H

#include "qdeclarativeitem.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeRepeaterPrivate;
class Q_AUTOTEST_EXPORT QDeclarativeRepeater : public QDeclarativeItem
{
    Q_OBJECT

    Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged)
    Q_PROPERTY(QDeclarativeComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged)
    Q_PROPERTY(int count READ count NOTIFY countChanged)
    Q_CLASSINFO("DefaultProperty", "delegate")

public:
    QDeclarativeRepeater(QDeclarativeItem *parent=0);
    virtual ~QDeclarativeRepeater();

    QVariant model() const;
    void setModel(const QVariant &);

    QDeclarativeComponent *delegate() const;
    void setDelegate(QDeclarativeComponent *);

    int count() const;

    Q_INVOKABLE Q_REVISION(1) QDeclarativeItem *itemAt(int index) const;

Q_SIGNALS:
    void modelChanged();
    void delegateChanged();
    void countChanged();

    Q_REVISION(1) void itemAdded(int index, QDeclarativeItem *item);
    Q_REVISION(1) void itemRemoved(int index, QDeclarativeItem *item);

private:
    void clear();
    void regenerate();

protected:
    virtual void componentComplete();
    QVariant itemChange(GraphicsItemChange change, const QVariant &value);

private Q_SLOTS:
    void itemsInserted(int,int);
    void itemsRemoved(int,int);
    void itemsMoved(int,int,int);
    void modelReset();

private:
    Q_DISABLE_COPY(QDeclarativeRepeater)
    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QDeclarativeRepeater)
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QDeclarativeRepeater)

QT_END_HEADER

#endif // QDECLARATIVEREPEATER_H
