/*

* 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:

*

*/

#ifndef CXESETTINGSIMP_H

#define CXESETTINGSIMP_H

#include <QMetaMethod>

#include "cxesettings.h"

#include "cxeerror.h"

#include "cxescenemodestore.h"

// forward declaration

class CxeSettingsStore;

typedef QPair<QObject*, QMetaMethod> CxeSettingListener;

typedef QList<CxeSettingListener> CxeSettingListenerList;

/*

* Class to access all kind of Settings

*/

class CxeSettingsImp : public CxeSettings

{

    Q_OBJECT

public:

    CxeSettingsImp(CxeSettingsStore *settingStore);

    virtual ~CxeSettingsImp();

    void get(long int uid, unsigned long int key, Cxe::SettingKeyType type, QVariant &value) const;

    void reset();

    CxeError::Id getVariationValue(const QString &key, QVariant &value);

    bool listenForSetting(const QString &settingKey, QObject *target, const char *slot);

public slots:

    void loadSettings(Cxe::CameraMode mode);

protected:

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

    void setValue(const QString &key, const QVariant &newValue);

private: // helper methods

    void restoreImageSettings();

    void restoreVideoSettings();

    void setImageScene(const QString &newScene);

    void setVideoScene(const QString &newScene);

    void loadVariationSettings();

    void notifyListeners(const QString &settingKey, const QVariant &newValue);

private slots:

    void handleListenerDestroyed(QObject *object);

private:

    CxeSettingsStore *mSettingStore;

    QHash<QString, QVariantList> mVariationSettings;

    CxeSceneModeStore mSceneModeStore;

    Cxe::CameraMode mCameraMode;

    QMap<QString, CxeSettingListenerList> mSettingListeners;

};

#endif // CXESETTINGSIMP_H

// end  of file