/****************************************************************************
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** 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
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****************************************************************************/

#ifndef QNETWORKCONFIGURATIONMANAGERPRIVATE_H
#define QNETWORKCONFIGURATIONMANAGERPRIVATE_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 "qnetworkconfigmanager.h"
#include "qnetworkconfiguration_p.h"

#include <QtCore/qmutex.h>
#include <QtCore/qset.h>

#ifndef QT_NO_BEARERMANAGEMENT

QT_BEGIN_NAMESPACE

class QBearerEngine;
class QTimer;

class Q_NETWORK_EXPORT QNetworkConfigurationManagerPrivate : public QObject
{
    Q_OBJECT

public:
    QNetworkConfigurationManagerPrivate();
    virtual ~QNetworkConfigurationManagerPrivate();

    QNetworkConfiguration defaultConfiguration() const;
    QList<QNetworkConfiguration> allConfigurations(QNetworkConfiguration::StateFlags filter) const;
    QNetworkConfiguration configurationFromIdentifier(const QString &identifier) const;

    bool isOnline() const;

    QNetworkConfigurationManager::Capabilities capabilities() const;

    void performAsyncConfigurationUpdate();

    QList<QBearerEngine *> engines() const;

    void enablePolling();
    void disablePolling();

public Q_SLOTS:
    void updateConfigurations();

Q_SIGNALS:
    void configurationAdded(const QNetworkConfiguration &config);
    void configurationRemoved(const QNetworkConfiguration &config);
    void configurationChanged(const QNetworkConfiguration &config);
    void configurationUpdateComplete();
    void onlineStateChanged(bool isOnline);

private Q_SLOTS:
    void configurationAdded(QNetworkConfigurationPrivatePointer ptr);
    void configurationRemoved(QNetworkConfigurationPrivatePointer ptr);
    void configurationChanged(QNetworkConfigurationPrivatePointer ptr);

    void pollEngines();

private:
    Q_INVOKABLE void startPolling();
    QTimer *pollTimer;

private:
    mutable QMutex mutex;

    QList<QBearerEngine *> sessionEngines;

    QSet<QString> onlineConfigurations;

    QSet<QBearerEngine *> pollingEngines;
    QSet<QBearerEngine *> updatingEngines;
    int forcedPolling;
    bool updating;

    bool firstUpdate;
};

Q_NETWORK_EXPORT QNetworkConfigurationManagerPrivate *qNetworkConfigurationManagerPrivate();

QT_END_NAMESPACE

#endif // QT_NO_BEARERMANAGEMENT

#endif // QNETWORKCONFIGURATIONMANAGERPRIVATE_H