/*

* 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 CXESETTINGSMODELIMP_H

#define CXESETTINGSMODELIMP_H

//  Include Files

#include <QHash>

#include <QVariant>

#include <QMetaType>

#include "cxesettingsmodel.h"

#include "cxenamespace.h"

#include "cxeerror.h"

// forward declarations

class QVariant;

class CxeSettingsStore;

/*

* Settings model class  handles all settings data i.e. loading, saving, getting settings data based on the settings key.

*/

class CxeSettingsModelImp : public CxeSettingsModel

{

public:

    CxeSettingsModelImp(CxeSettingsStore *settingsStore);

    ~CxeSettingsModelImp();

public:

    void reset();

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

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

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

    CxeError::Id set(const QString &key, const QVariant newValue);

    CxeScene& currentImageScene();

    CxeScene& currentVideoScene();

    void cameraModeChanged(Cxe::CameraMode newMode);

    CxeError::Id setImageScene(const QString& newScene);

    CxeError::Id setVideoScene(const QString& newScene);

private:

    void init();

    void loadRuntimeSettings();

    void loadImageScenes();

    void loadVideoScenes();

    void loadSceneData(CxeScene &currentScene, CxeScene &sceneDefaultSettings);

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

    CxeError::Id setSceneSettingValue(const QString &key, QVariant newValue);

    void supportedKeys(QList<QString> &runtimeKeys);

    CxeError::Id videoScene(const QString &sceneId, CxeScene &sceneSettings);

    CxeError::Id imageScene(const QString &sceneId, CxeScene &sceneSettings);

private:

    CxeSettingsStore *mSettingStore;

    QHash<QString, QVariantList> mRuntimeSettings;

    QHash<QString, CxeScene> mImageSceneModes;

    QHash<QString, CxeScene> mVideoSceneModes;

    CxeScene mCurrentImgScene;

    CxeScene mCurrentVidScene;

    Cxe::CameraMode mCameraMode;

};

Q_DECLARE_METATYPE(QVariantList)

Q_DECLARE_METATYPE(CxeScene)

#endif /* CXESETTINGSMODELIMP_H */