/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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** 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
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** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** 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
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****************************************************************************/

#ifndef QQMLSCRIPTSTRING_H
#define QQMLSCRIPTSTRING_H

#include <QtQml/qtqmlglobal.h>
#include <QtCore/qstring.h>
#include <QtCore/qshareddata.h>
#include <QtCore/qmetatype.h>

QT_BEGIN_NAMESPACE


class QObject;
class QQmlContext;
class QQmlScriptStringPrivate;
class Q_QML_EXPORT QQmlScriptString 
{
public:
    QQmlScriptString();
    QQmlScriptString(const QQmlScriptString &);
    ~QQmlScriptString();

    QQmlScriptString &operator=(const QQmlScriptString &);

    bool isEmpty() const;

    bool isUndefinedLiteral() const;
    bool isNullLiteral() const;
    QString stringLiteral() const;
    qreal numberLiteral(bool *ok) const;
    bool booleanLiteral(bool *ok) const;

private:
    QQmlScriptString(const QString &script, QQmlContext *context, QObject *scope);
    QSharedDataPointer<QQmlScriptStringPrivate> d;

    friend class QQmlScriptStringPrivate;
    friend class QQmlVME;
    friend class QQmlExpression;
    friend class QQmlBinding;
};

QT_END_NAMESPACE

Q_DECLARE_METATYPE(QQmlScriptString)

#endif // QQMLSCRIPTSTRING_H