/****************************************************************************
**
** Copyright (C) 2012 Research In Motion
** Contact: http://www.qt-project.org/
**
** This file is part of the plugins 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 QBBENGINE_H
#define QBBENGINE_H

#include "../qbearerengine_impl.h"

#include <QAbstractEventDispatcher>

#ifndef QT_NO_BEARERMANAGEMENT

struct bps_event_t;

QT_BEGIN_NAMESPACE

class QNetworkConfigurationPrivate;
class QNetworkSessionPrivate;

class QBBEngine : public QBearerEngineImpl
{
    Q_OBJECT

public:
    explicit QBBEngine(QObject *parent = 0);
    ~QBBEngine();

    QString getInterfaceFromId(const QString &id) Q_DECL_OVERRIDE;
    bool hasIdentifier(const QString &id) Q_DECL_OVERRIDE;

    void connectToId(const QString &id) Q_DECL_OVERRIDE;
    void disconnectFromId(const QString &id) Q_DECL_OVERRIDE;

    Q_INVOKABLE void initialize() Q_DECL_OVERRIDE;
    Q_INVOKABLE void requestUpdate() Q_DECL_OVERRIDE;

    QNetworkSession::State sessionStateForId(const QString &id) Q_DECL_OVERRIDE;

    QNetworkConfigurationManager::Capabilities capabilities() const Q_DECL_OVERRIDE;

    QNetworkSessionPrivate *createSessionBackend() Q_DECL_OVERRIDE;

    QNetworkConfigurationPrivatePointer defaultConfiguration() Q_DECL_OVERRIDE;

    bool requiresPolling() const Q_DECL_OVERRIDE;

protected:
    void updateConfiguration(const char *interface);
    void removeConfiguration(const QString &id);

private Q_SLOTS:
    void doRequestUpdate();

private:
    static bool filterEvent(void *message);

    void filterEvent(bps_event_t *event);

    QHash<QString, QString> configurationInterface;

    QAbstractEventDispatcher::EventFilter previousEventFilter;

    mutable QMutex pollingMutex;

    bool pollingRequired;
    bool initialized;
};


QT_END_NAMESPACE

#endif // QT_NO_BEARERMANAGEMENT

#endif // QBBENGINE_H