/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtScript module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL-ONLY$
** 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSCRIPTABLE_IMPL_P_H
#define QSCRIPTABLE_IMPL_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qscriptable_p.h"
#include "qscriptengine_p.h"
#include "qscriptvalue_p.h"

QT_BEGIN_NAMESPACE

inline QScriptEnginePrivate* QScriptablePrivate::engine() const
{
    return m_engine;
}

inline QScriptContextPrivate* QScriptablePrivate::context() const
{
    if (!m_engine)
        return 0;

    return m_engine->currentContext();
}

inline QScriptPassPointer<QScriptValuePrivate> QScriptablePrivate::thisObject() const
{
    QScriptContextPrivate *c = context();
    if (!c)
        return InvalidValue();
    return new QScriptValuePrivate(c->engine, c->thisObject());
}

inline int QScriptablePrivate::argumentCount() const
{
    QScriptContextPrivate *c = context();
    if (!c)
        return -1;
    return c->argumentCount();
}

inline QScriptPassPointer<QScriptValuePrivate> QScriptablePrivate::argument(int index) const
{
    QScriptContextPrivate *c = context();
    if (!c)
        return InvalidValue();
    return c->argument(index);
}

QScriptEnginePrivate *QScriptablePrivate::swapEngine(QScriptEnginePrivate* newEngine)
{
    QScriptEnginePrivate *oldEngine = m_engine;

    if (oldEngine)
        oldEngine->unregisterScriptable(this);
    if (newEngine)
        newEngine->registerScriptable(this);

    m_engine = newEngine;
    return oldEngine;
}

inline void QScriptablePrivate::reinitialize()
{
    swapEngine(0);
}


QT_END_NAMESPACE

#endif