/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QQMLFILE_H
#define QQMLFILE_H

#include <QtQml/qtqmlglobal.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QUrl;
class QString;
class QObject;
class QQmlEngine;
class QQmlFilePrivate;

class Q_QML_EXPORT QQmlFile
{
public:
    QQmlFile();
    QQmlFile(QQmlEngine *, const QUrl &);
    QQmlFile(QQmlEngine *, const QString &);
    ~QQmlFile();

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

    bool isNull() const;
    bool isReady() const;
    bool isError() const;
    bool isLoading() const;

    QUrl url() const;

    Status status() const;
    QString error() const;

    qint64 size() const;
    const char *data() const;
    QByteArray dataByteArray() const;

    QByteArray metaData(const QString &) const;

    void load(QQmlEngine *, const QUrl &);
    void load(QQmlEngine *, const QString &);

    void clear();
    void clear(QObject *);

    bool connectFinished(QObject *, const char *);
    bool connectFinished(QObject *, int);
    bool connectDownloadProgress(QObject *, const char *);
    bool connectDownloadProgress(QObject *, int);

    static bool isSynchronous(const QString &url);
    static bool isSynchronous(const QUrl &url);

    static bool isBundle(const QString &url);
    static bool isBundle(const QUrl &url);

    static bool isLocalFile(const QString &url);
    static bool isLocalFile(const QUrl &url);

    static QString urlToLocalFileOrQrc(const QString &);
    static QString urlToLocalFileOrQrc(const QUrl &);

    static bool bundleDirectoryExists(const QString &, QQmlEngine *);
    static bool bundleDirectoryExists(const QUrl &, QQmlEngine *);

    static bool bundleFileExists(const QString &, QQmlEngine *);
    static bool bundleFileExists(const QUrl &, QQmlEngine *);

    static QString bundleFileName(const QString &, QQmlEngine *);
    static QString bundleFileName(const QUrl &, QQmlEngine *);

private:
    Q_DISABLE_COPY(QQmlFile)
    QQmlFilePrivate *d;
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QQMLFILE_H