/*

 * Copyright (c) 2009 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:  

 *

 */

#ifndef INFOWIDGETENGINE_H_

#define INFOWIDGETENGINE_H_

#include <QObject>

#include <QString>

#include "infowidgetpreferences.h"

// Forward declarations 

class InfoWidgetNetworkHandler;

class InfoWidgetSatHandler;

class InfoWidgetLineHandler;

// Class declaration

class InfoWidgetEngine : public QObject 

    {

    Q_OBJECT

public:     

    enum HandlerEntity {

        NotDefined = 0, 

        NetworkHandler, 

        SatHandler, 

        LineHandler

    };

    class ModelData {    

    public: 

        int mcnIndicatorType() const { return m_mcnIndicatorType; }; 

        void setMcnIndicatorType(const int type){ m_mcnIndicatorType = type; };

        int homeZoneIndicatorType() const { return m_homeZoneIndicatorType; }; 

        void setHomeZoneIndicatorType(const int type){ m_homeZoneIndicatorType = type; };

        int activeLine() const { return m_activeLine; }; 

        void setActiveLine(const int line){ m_activeLine = line; };

        const QString& mcnName() const { return m_mcnName; };

        void setMcnName(const QString& name){ m_mcnName = name; };

        const QString& serviceProviderName() const { return m_serviceProviderName; };

        void setServiceProviderName(const QString& name){ m_serviceProviderName = name; };

        bool serviceProviderNameDisplayRequired() const { 

            return m_serviceProviderNameDisplayRequired; };

        void setServiceProviderNameDisplayRequired(bool required){ 

            m_serviceProviderNameDisplayRequired = required; };

        const QString& homeZoneTextTag() const { return m_homeZoneTextTag; };

        void setHomeZoneTextTag(const QString& tag){ m_homeZoneTextTag = tag; };

        const QString& satDisplayText() const { return m_satDisplayText; };

        void setSatDisplayText(const QString& text){ m_satDisplayText = text; };

    private: 

        int m_mcnIndicatorType; 

        int m_homeZoneIndicatorType;

        int m_activeLine; 

        bool m_serviceProviderNameDisplayRequired; 

        QString m_mcnName;

        QString m_serviceProviderName;

        QString m_homeZoneTextTag;

        QString m_satDisplayText;

    }; 

public:

    InfoWidgetEngine(QObject *parent = NULL);

    ~InfoWidgetEngine();

    const InfoWidgetEngine::ModelData &modelData() const;  

signals:

    void modelError(int operation, int errorCode);

    void modelChanged(); 

public slots: 

    void updateNetworkDataToModel();

    void updateSatDataToModel();

    void updateLineDataToModel();

    void handleNetworkError(

            int operation, 

            int errorCode); 

    void handleSatError(int operation, int errorCode); 

    void handleLineError(int operation, int errorCode);

    void suspend(); 

    void resume();

    void handlePreferencesChanged(

            InfoWidgetPreferences::Options options);

private: 

    ModelData m_modelData;

    // Own

    QScopedPointer<InfoWidgetNetworkHandler> m_networkHandler;

    QScopedPointer<InfoWidgetSatHandler> m_satHandler;

    }; 

#endif /* INFOWIDGETENGINE_H_ */