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

**

** 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 QDECLARATIVECONTEXT_H

#define QDECLARATIVECONTEXT_H

#include <QtCore/qurl.h>

#include <QtCore/qobject.h>

#include <QtScript/qscriptvalue.h>

#include <QtCore/qmetatype.h>

#include <QtCore/qvariant.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QString;

class QDeclarativeEngine;

class QDeclarativeRefCount;

class QDeclarativeContextPrivate;

class QDeclarativeCompositeTypeData;

class QDeclarativeContextData;

class Q_DECLARATIVE_EXPORT QDeclarativeContext : public QObject

{

    Q_OBJECT

    Q_DECLARE_PRIVATE(QDeclarativeContext)

public:

    QDeclarativeContext(QDeclarativeEngine *parent, QObject *objParent=0);

    QDeclarativeContext(QDeclarativeContext *parent, QObject *objParent=0);

    virtual ~QDeclarativeContext();

    bool isValid() const;

    QDeclarativeEngine *engine() const;

    QDeclarativeContext *parentContext() const;

    QObject *contextObject() const;

    void setContextObject(QObject *);

    QVariant contextProperty(const QString &) const;

    void setContextProperty(const QString &, QObject *);

    void setContextProperty(const QString &, const QVariant &);

    QUrl resolvedUrl(const QUrl &);

    void setBaseUrl(const QUrl &);

    QUrl baseUrl() const;

private:

    friend class QDeclarativeVME;

    friend class QDeclarativeEngine;

    friend class QDeclarativeEnginePrivate;

    friend class QDeclarativeExpression;

    friend class QDeclarativeExpressionPrivate;

    friend class QDeclarativeContextScriptClass;

    friend class QDeclarativeObjectScriptClass;

    friend class QDeclarativeComponent;

    friend class QDeclarativeComponentPrivate;

    friend class QDeclarativeScriptPrivate;

    friend class QDeclarativeBoundSignalProxy;

    friend class QDeclarativeContextData;

    QDeclarativeContext(QDeclarativeContextData *);

    QDeclarativeContext(QDeclarativeEngine *, bool);

    Q_DISABLE_COPY(QDeclarativeContext)

};

QT_END_NAMESPACE

Q_DECLARE_METATYPE(QList<QObject*>)

QT_END_HEADER

#endif // QDECLARATIVECONTEXT_H