phoneengine/PhoneCntFinder/inc/cphcntthumbnailloaderbase.h
author Fionntina Carville <fionntinac@symbian.org>
Mon, 15 Nov 2010 11:44:32 +0000
branchRCL_3
changeset 84 1dabaed15bcd
parent 0 5f000ab63145
permissions -rw-r--r--
Bug 3539. Update localisation mappings for phone.
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/*
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* Copyright (c) 2006 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:  Base class for concrete thumbnailloaders.
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*
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*/
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#ifndef CPHCNTTHUMBNAILLOADERBASE_H
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#define CPHCNTTHUMBNAILLOADERBASE_H
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#include <e32base.h>
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#include "mphcntthumbnailloader.h"
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/**
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 *  Base class for thumbnail loaders.
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 *
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 *  Holds the loading observer and offers interface 
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 *  for notifying the observer.
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 *
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 *  @lib PhoneCntFinder
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 *  @since S60 v3.1
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 */
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NONSHARABLE_CLASS( CPhCntThumbnailLoaderBase ) : 
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    public CBase,
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    public MPhCntThumbnailLoader
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    {
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public:
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// from base class MPhCntThumbnailLoader
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     /**
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      * From MPhCntThumbnailLoader.
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      *
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      * @since S60 v3.1
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      * @see MPhCntThumbnailLoader
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      */
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    void LoadL( 
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        const CPhCntContactId& aContactId,
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        MPhCntLoaderObserver& aLoadingObserver );
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protected:
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    virtual ~CPhCntThumbnailLoaderBase();
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    CPhCntThumbnailLoaderBase();
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    /**
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     * Notifies the observer.
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     */
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    void NotifyObserver( CFbsBitmap* aBitmap, TInt aError );
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private:
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    /**
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     * Template method, for doing the actual loading in base class.
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     */
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    virtual void DoLoadL( const CPhCntContactId& aContactId ) = 0;
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private: // Data
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    /** 
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     * Observer of loading thumbnail.
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     * Not own.
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     */
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    MPhCntLoaderObserver* iLoadingObserver;
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    };
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#endif // CPHCNTTHUMBNAILLOADERBASE_H