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/*
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* Copyright (c) 2008-2009 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: Data Source Task MDS thumbnail Class
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*
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*/
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#ifndef GLXDATASOURCETASKMDSTHUMBNAIL_H_
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#define GLXDATASOURCETASKMDSTHUMBNAIL_H_
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/**
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* @author Simon Brooks, Alex Birkett
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*/
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#include "glxdatasourcetaskmdsattribute.h"
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#ifdef USE_S60_TNM
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#include "mthumbnailfetchrequestobserver.h"
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#endif
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#include <mglxtnthumbnailcreatorclient.h>
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#include <glxthumbnailrequest.h>
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/**
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* CGlxDataSourceTaskMdeThumnail class
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* Services thumbnail requests
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*/
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NONSHARABLE_CLASS(CGlxDataSourceTaskMdeThumbnail) : public CGlxDataSourceTaskMde
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#ifdef USE_S60_TNM
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, public MThumbnailFetchRequestObserver
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#else
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, public MGlxtnThumbnailCreatorClient
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#endif
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{
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public:
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/**
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* Constructor
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* @param aRequest thumbnail request to service
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* @param aObserver observer
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* @param aDataSource data source
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*/
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CGlxDataSourceTaskMdeThumbnail(CGlxThumbnailRequest* aRequest,
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MGlxDataSourceRequestObserver& aObserver, CGlxDataSource* aDataSource);
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/**
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* Destructor
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*/
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~CGlxDataSourceTaskMdeThumbnail();
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private: // From CGlxDataSourceTask
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/**
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* See @ref CGlxDataSourceTask::ExecuteRequestL
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*/
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void ExecuteRequestL();
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/**
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* See @ref CGlxDataSourceTask::HandleRequestComplete
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*/
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void HandleRequestComplete(TInt aError);
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private: // From CGlxDataSourceTaskMde
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/**
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* See @ref CGlxDataSourceTaskMde::DoHandleQueryCompletedL
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*/
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void DoHandleQueryCompletedL(CMdEQuery& aQuery);
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#ifdef USE_S60_TNM
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private: //MThumbnailFetchRequestObserver
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void ThumbnailFetchComplete(TInt aError, TBool aQuality);
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void FetchFileInfoL();
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#endif
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private: // From MGlxtnThumbnailCreatorClient
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/**
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* See @ref MGlxtnThumbnailCreatorClient::ThumbnailFetchComplete
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*/
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void ThumbnailFetchComplete(const TGlxMediaId& aItemId,
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TGlxThumbnailQuality aQuality, TInt aErrorCode);
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/**
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* See @ref MGlxtnThumbnailCreatorClient::ThumbnailDeletionComplete
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*/
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void ThumbnailDeletionComplete(const TGlxMediaId& aItemId, TInt aErrorCode);
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/**
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* See @ref MGlxtnThumbnailCreatorClient::FilterAvailableComplete
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*/
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void FilterAvailableComplete(const RArray<TGlxMediaId>& aIdArray, TInt aErrorCode);
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/**
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* See @ref MGlxtnThumbnailCreatorClient::FetchFileInfoL
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*/
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void FetchFileInfoL(CGlxtnFileInfo* aInfo, const TGlxMediaId& aItemId,
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TRequestStatus* aStatus);
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/**
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* See @ref MGlxtnThumbnailCreatorClient::CancelFetchUri
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*/
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void CancelFetchUri(const TGlxMediaId& aItemId);
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/**
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* See @ref MGlxtnThumbnailCreatorClient::ThumbnailStorage
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*/
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MGlxtnThumbnailStorage* ThumbnailStorage();
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private:
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void HandleThumbnailFetchCompleteL(const TGlxMediaId& aId,
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TGlxThumbnailQuality aQuality);
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void DoHandleContainerFirstItemQueryCompletedL();
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void CompleteFetchFileInfoL(CMdEObject* aItem);
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private:
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void CompleteThumbnailRequest(TInt aError);
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private:
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CGlxtnFileInfo* iTnFileInfo;
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TRequestStatus* iTnRequestStatus;
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TBool iTnRequestInProgress;
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#ifdef _DEBUG
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TTime iStartTime;
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TTime iStopTime;
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#endif
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};
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#endif // GLXDATASOURCETASKMDSTHUMBNAIL_H_
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