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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#ifndef CXESETTINGSSTORE_H_
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#define CXESETTINGSSTORE_H_
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// Include Files
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#include <QHash>
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#include <QVariant>
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#include <QMetaType>
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#include "cxeerror.h"
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#include "cxenamespace.h"
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/*!
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* Settings store intrerface.
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*/
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class CxeSettingsStore
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{
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public:
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/*!
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* Destructor. Needs to be virtual.
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*/
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virtual ~CxeSettingsStore() {};
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/*!
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* resets the cenrep store
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*/
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virtual void reset() = 0;
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/*!
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* Reads a value from cenrep
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* \param "key" - setting key
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* \param "value" - setting value read from cenrep
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*/
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virtual CxeError::Id get(const QString &key, QVariant &value) = 0;
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/*!
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* Reads a value from the settings store and starts monitoring it.
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* \param "uid" - UID of the component that own setting key
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* \param "key" - setting key id
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* \param "type" - type of setting key
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* \param "value" - setting value read from cenrep
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*/
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virtual void startMonitoring(long int uid, unsigned long int key, Cxe::SettingKeyType type, QVariant &value) = 0;
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/*!
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* Sets a new value to cenrep
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* \param "key" - setting key
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* \param "newValue" - new value set to the key in cenrep
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*/
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virtual CxeError::Id set(const QString &key,const QVariant newValue) = 0;
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/*!
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* Reads/loads all run-time variation settings values from cenrep
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* @param QList<QString> contains list of all runtime variation key ids which we use to load values from cenrep.
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* returns: QHash container, "contains" values associated with each key that are read from cenrep
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* NOTE: loading runtime variation settings should be done only ONCE at start-up. Its an overhead to read variation keys
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* unnecessarily multiple times as the values of the runtime keys are not changed.
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* Variation keys are only used to configure camerax application.
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*/
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virtual QHash<QString, QVariantList> loadVariationSettings(QList<QString> &settingKeys) = 0;
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};
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#endif // CXESETTINGSSTORE_H_
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