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/*
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* Copyright (c) 2009-2009 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: Implementation of MyCard image loader
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*
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*/
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#ifndef CCAPPMYCARDIMAGELOADER_H
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#define CCAPPMYCARDIMAGELOADER_H
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#include <CCAppImageDecoding.h>
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class MVPbkStoreContact;
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class CCCAppImageDecoding;
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class CFbsBitmap;
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/**
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* MyCard image loading observer class
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*/
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class MMyCardImageLoaderObserver
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{
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public:
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/**
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* Notification method to report loaded images to observer.
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*
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* @param aThumbnail loaded contact thumbnail. Ownership transferred to
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* observer.
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*/
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virtual void ThumbnailReady( CFbsBitmap* aThumbnail ) = 0;
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/**
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* Notification method to report failed load requests
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*
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* @param aError Generic symbian error code
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*/
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virtual void ThumbnailLoadError( TInt aError ) = 0;
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protected:
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virtual ~MMyCardImageLoaderObserver() {}
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};
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/**
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* Contact image loader
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*
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* @lib ccappmycardplugin.dll
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* @since S60 9.2
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*/
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NONSHARABLE_CLASS( CCCAppMyCardImageLoader ) :
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public CBase,
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public MCCAppImageDecodingObserver
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{
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public:
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/**
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* Two-phased constructor.
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*/
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static CCCAppMyCardImageLoader* NewL(
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MMyCardImageLoaderObserver& aObserver );
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/**
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* Destructor.
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*/
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~CCCAppMyCardImageLoader();
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public: // Interface
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/**
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* Start loading contacts image. Will cancel any previous requests.
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* Once loading is complete the new image is delivered to observer
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* with a call to MMyCardImageLoaderObserver::ThumbnailReady.
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*
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* @param aContact source contact for the image
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*/
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void LoadContactImageL(
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MVPbkStoreContact& aContact,
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const TSize& aThumbnailSize );
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/**
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* Start loading contacts image. Will cancel any previous requests.
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* Once loading is complete the new image is delivered to observer
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* with a call to MMyCardImageLoaderObserver::ThumbnailReady.
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*
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* @param aImageData source data for the image
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* @param aImageFileName filename of the image
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*/
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void LoadImageL(
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const TDesC8& aImageData,
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const TDesC& aImageFileName,
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const TSize& aThumbnailSize );
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void ResizeImageL( const TSize& aThumbnailSize );
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private: // From MCCAppImageDecodingObserver
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void BitmapReadyL( CFbsBitmap* aBitmap );
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private: // constructors
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/**
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* Constructor
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*/
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inline CCCAppMyCardImageLoader(
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MMyCardImageLoaderObserver& aObserver );
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private: // data
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/// Not own. Observer
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MMyCardImageLoaderObserver& iObserver;
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/// Own.
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HBufC8* iImageBuffer;
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/// Own.
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HBufC* iImageFileName;
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/// Own
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CCCAppImageDecoding* iImageDecoding;
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};
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#endif // CCAPPMYCARDIMAGELOADER_H
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// End of File
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