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/****************************************************************************
**
** 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 QDECLARATIVEOBJECTSCRIPTCLASS_P_H
#define QDECLARATIVEOBJECTSCRIPTCLASS_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 "qdeclarativepropertycache_p.h"
#include "qdeclarativetypenamecache_p.h"

#include <private/qdeclarativescriptclass_p.h>

QT_BEGIN_NAMESPACE

class QDeclarativeEngine;
class QScriptContext;
class QScriptEngine;
class QDeclarativeContext;

#if (QT_VERSION > QT_VERSION_CHECK(4, 6, 2)) || defined(QT_HAVE_QSCRIPTDECLARATIVECLASS_VALUE)
class Q_AUTOTEST_EXPORT QDeclarativeObjectMethodScriptClass : public QScriptDeclarativeClass
{
public:
    QDeclarativeObjectMethodScriptClass(QDeclarativeEngine *);
    ~QDeclarativeObjectMethodScriptClass();

    QScriptValue newMethod(QObject *, const QDeclarativePropertyCache::Data *);

protected:
    virtual Value call(Object *, QScriptContext *);
    virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, QScriptClass::QueryFlags flags);
    virtual Value property(Object *, const Identifier &);

private:
    PersistentIdentifier m_connectId;
    PersistentIdentifier m_disconnectId;
    QScriptValue m_connect;
    QScriptValue m_disconnect;

    static QScriptValue connect(QScriptContext *context, QScriptEngine *engine);
    static QScriptValue disconnect(QScriptContext *context, QScriptEngine *engine);

    QDeclarativeEngine *engine;
};
#endif

class Q_AUTOTEST_EXPORT QDeclarativeObjectScriptClass : public QDeclarativeScriptClass
{
public:
    QDeclarativeObjectScriptClass(QDeclarativeEngine *);
    ~QDeclarativeObjectScriptClass();

    QScriptValue newQObject(QObject *, int type = QMetaType::QObjectStar);
    QObject *toQObject(const QScriptValue &) const;
    int objectType(const QScriptValue &) const;

    enum QueryHint {
        ImplicitObject = 0x01,
        SkipAttachedProperties = 0x02
    };
    Q_DECLARE_FLAGS(QueryHints, QueryHint)

    QScriptClass::QueryFlags queryProperty(QObject *, const Identifier &, 
                                           QScriptClass::QueryFlags flags, 
                                           QDeclarativeContext *evalContext,
                                           QueryHints hints = 0);

    ScriptValue property(QObject *, const Identifier &);

    void setProperty(QObject *, const Identifier &name, const QScriptValue &,
                     QDeclarativeContext *evalContext = 0);
    virtual QStringList propertyNames(Object *);

protected:
    virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, 
                                                   QScriptClass::QueryFlags flags);

    virtual ScriptValue property(Object *, const Identifier &);
    virtual void setProperty(Object *, const Identifier &name, const QScriptValue &);
    virtual bool isQObject() const;
    virtual QObject *toQObject(Object *, bool *ok = 0);

private:
#if (QT_VERSION > QT_VERSION_CHECK(4, 6, 2)) || defined(QT_HAVE_QSCRIPTDECLARATIVECLASS_VALUE)
    friend class QDeclarativeObjectMethodScriptClass;
    QDeclarativeObjectMethodScriptClass methods;
#endif

    QDeclarativeTypeNameCache::Data *lastTNData;
    QDeclarativePropertyCache::Data *lastData;
    QDeclarativePropertyCache::Data local;

    PersistentIdentifier m_destroyId;
    PersistentIdentifier m_toStringId;
    QScriptValue m_destroy;
    QScriptValue m_toString;

    static QScriptValue tostring(QScriptContext *context, QScriptEngine *engine);
    static QScriptValue destroy(QScriptContext *context, QScriptEngine *engine);

    QDeclarativeEngine *engine;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativeObjectScriptClass::QueryHints);

QT_END_NAMESPACE

#endif // QDECLARATIVEOBJECTSCRIPTCLASS_P_H