contentstorage/caclient/inc/caiconcache.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 02 Sep 2010 20:45:03 +0300
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/*
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 * Copyright (c) 2009 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 ICONCACHE_H
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#define ICONCACHE_H
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// System includes
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#include <QCache>
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#include <HbIcon>
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// User includes
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#include "canotifier.h"
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// Forward declarations
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class CaEntry;
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class CaService;
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// Class declaration
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class CaIconCache: public QObject
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{
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    Q_OBJECT
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public:
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    static CaIconCache *cache();
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    HbIcon icon(const CaEntry &entry, const QSizeF &size);
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    void insert(const CaEntry &entry, const QSizeF &size, const HbIcon &icon);
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private:
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    explicit CaIconCache(QObject *parent = 0);
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    ~CaIconCache();
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    QString key(const CaEntry &entry, const QSizeF &size = QSizeF());
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private slots:
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    void remove(const CaEntry &entry, ChangeType changeType);
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private:
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    static QSharedPointer<CaIconCache> mInstance;
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    QCache<QString,HbIcon> mCache;
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    QSharedPointer<CaService> mService;
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    CaNotifier *mNotifier;
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    friend class QtSharedPointer::ExternalRefCount<CaIconCache>;
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};
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#endif // ICONCACHE_H