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

**

** 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 QtNetwork 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.

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** $QT_END_LICENSE$

**

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

#ifndef QNETWORKSESSION_H

#define QNETWORKSESSION_H

#include <QtCore/qobject.h>

#include <QtCore/qstring.h>

#include <QtNetwork/qnetworkinterface.h>

#include <QtCore/qvariant.h>

#include <QtNetwork/qnetworkconfiguration.h>

#ifndef QT_NO_BEARERMANAGEMENT

#if defined(Q_OS_WIN) && defined(interface)

#undef interface

#endif

QT_BEGIN_HEADER

#ifndef QT_MOBILITY_BEARER

#include <QtCore/qshareddata.h>

QT_BEGIN_NAMESPACE

QT_MODULE(Network)

#define QNetworkSessionExport Q_NETWORK_EXPORT

#else

#include "qmobilityglobal.h"

QTM_BEGIN_NAMESPACE

#define QNetworkSessionExport Q_BEARER_EXPORT

#endif

class QNetworkSessionPrivate;

class QNetworkSessionExport QNetworkSession : public QObject

{

    Q_OBJECT

public:

    enum State {

        Invalid = 0,

        NotAvailable,

        Connecting,

        Connected,

        Closing,

        Disconnected,

        Roaming

    };

    enum SessionError {

        UnknownSessionError = 0,

        SessionAbortedError,

        RoamingError,

        OperationNotSupportedError,

        InvalidConfigurationError

    };

	explicit QNetworkSession(const QNetworkConfiguration& connConfig, QObject* parent =0);

    virtual ~QNetworkSession();

    bool isOpen() const;

    QNetworkConfiguration configuration() const;

#ifndef QT_NO_NETWORKINTERFACE

    QNetworkInterface interface() const;

#endif

    State state() const;

    SessionError error() const;

    QString errorString() const;

    QVariant sessionProperty(const QString& key) const;

    void setSessionProperty(const QString& key, const QVariant& value);

    quint64 bytesWritten() const;

    quint64 bytesReceived() const;

    quint64 activeTime() const;

    bool waitForOpened(int msecs = 30000);

public Q_SLOTS:

    void open();

    void close();

    void stop();

    //roaming related slots

    void migrate();

    void ignore();

    void accept();

    void reject();

Q_SIGNALS:

    void stateChanged(QNetworkSession::State);

    void opened();

    void closed();

    void error(QNetworkSession::SessionError);

    void preferredConfigurationChanged(const QNetworkConfiguration& config, bool isSeamless);

    void newConfigurationActivated();

protected:

    virtual void connectNotify(const char *signal);

    virtual void disconnectNotify(const char *signal);

private:

    QNetworkSessionPrivate* d;

    friend class QNetworkSessionPrivate;

    };

#ifndef QT_MOBILITY_BEARER

QT_END_NAMESPACE

#else

QTM_END_NAMESPACE

#endif

QT_END_HEADER

#endif // QT_NO_BEARERMANAGEMENT

#endif //QNETWORKSESSION_H