/*

* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

* WLAN Sniffer application engine. 

*/

#ifndef WLANSNIFFERENGINE_H

#define WLANSNIFFERENGINE_H

// System includes

#include <QObject>

#include <QVariant>

#include <QString>

#include <xqsettingskey.h>

// User includes

#include "wlanqtutils.h"

// Forward declarations

class WlanSnifferService;

class XQSettingsManager;

// External data types

// Constants

// Class declaration

class WlanSnifferEngine : public QObject

{

    Q_OBJECT

public:

    // Data types

    explicit WlanSnifferEngine(QObject *parent = 0);

    ~WlanSnifferEngine();

    WlanQtUtils *wlanQtUtils() const;

    bool isEmbedded() const;

    void startWlanScanning();

    void stopWlanScanning();

    bool masterWlan() const;

    void setMasterWlan(bool enabled);

    bool forceDisableWlan() const;

    bool offlineMode() const;

signals:

    /*!

        Signal indicating that WLAN scan results are available. 

    */

    void wlanScanReady();

    /*!

        Signal to inform that List View is requested.

        @param [in] title Window title.

    */

    void toListView(const QString &title);

    /*!

        Signal to inform that application exit was requested.

    */

    void exitTriggered();

    /*!

        Signal indicating that the WLAN master status has changed.

        @param [in] enabled Master WLAN status: true if enabled.

    */

    void masterWlanStatus(bool enabled);

    /*!

        Signal indicating that the force disable WLAN status has changed.

        @param [in] disabled Force disable WLAN status: true if disabled.

    */

    void forceDisableWlanStatus(bool disabled);

public slots:

    void completeService();

protected:

    void timerEvent(QTimerEvent *event);

protected slots:

private:

    Q_DISABLE_COPY(WlanSnifferEngine)

private slots:

    void updateSetting(const XQSettingsKey &key, const QVariant &value);

    void handleWlanScanReady(int status);

private: // data

    // Not owned data

    //! WLAN Sniffer service

    WlanSnifferService *mService;               

    //! Settings manager for platform settings reading, writing & status changes.

    XQSettingsManager *mSettingsManager;

    // Owned data

    //! Scan interval is 10 seconds

    static const int scanTimerInterval = 10000;

    //! WLAN scan timer ID

    int mScanTimerId;                           

    //! TRUE if scanning has been enabled

    bool mScanEnabled;

    //! TRUE if embedded

    bool mEmbedded;                             

    //! WLAN Qt Utils instance

    QSharedPointer<WlanQtUtils> mWlanQtUtils;

    // Friend classes

};

#endif // WLANSNIFFERENGINE_H