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

**

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

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtDeclarative module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, 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 qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#ifndef QDECLARATIVELOADER_H

#define QDECLARATIVELOADER_H

#include "qdeclarativeitem.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeLoaderPrivate;

{

    Q_OBJECT

    Q_ENUMS(Status)

    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)

    Q_PROPERTY(QDeclarativeComponent *sourceComponent READ sourceComponent WRITE setSourceComponent RESET resetSourceComponent NOTIFY sourceChanged)

    Q_PROPERTY(QGraphicsObject *item READ item NOTIFY itemChanged)

    Q_PROPERTY(Status status READ status NOTIFY statusChanged)

    Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged)

public:

    QDeclarativeLoader(QDeclarativeItem *parent=0);

    virtual ~QDeclarativeLoader();

    QUrl source() const;

    void setSource(const QUrl &);

    QDeclarativeComponent *sourceComponent() const;

    void setSourceComponent(QDeclarativeComponent *);

    void resetSourceComponent();

    enum Status { Null, Ready, Loading, Error };

    Status status() const;

    qreal progress() const;

    QGraphicsObject *item() const;

Q_SIGNALS:

    void itemChanged();

    void sourceChanged();

    void statusChanged();

    void progressChanged();

    void loaded();

protected:

    void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry);

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

    bool eventFilter(QObject *watched, QEvent *e);

    void componentComplete();

private:

    Q_DISABLE_COPY(QDeclarativeLoader)

    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QDeclarativeLoader)

    Q_PRIVATE_SLOT(d_func(), void _q_sourceLoaded())

    Q_PRIVATE_SLOT(d_func(), void _q_updateSize())

};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QDeclarativeLoader)

QT_END_HEADER

#endif // QDECLARATIVELOADER_H