camerauis/cameraxui/cxengine/tsrc/unit/system_include/thumbnailmanager_qt.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 14:51:30 +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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#include <QString>
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#include "cxutils.h"
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#include "thumbnailmanager_qt.h"
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/*!
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* ThumbnailManager::ThumbnailManager
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*/
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ThumbnailManager::ThumbnailManager(QObject* parentPtr)
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{
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    Q_UNUSED(parentPtr);
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    mCurrentThumbnailId = 0;
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    mThumbnailManagerIds.clear();
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}
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/*!
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* ThumbnailManager::~ThumbnailManager
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*/
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ThumbnailManager::~ThumbnailManager()
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{
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}
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/*!
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* create thumbnail for the given image/video file name and data.
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*/
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int ThumbnailManager::getThumbnail(const QString& filename, void * clientData, int priority)
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{
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    CX_DEBUG_ENTER_FUNCTION();
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    Q_UNUSED(priority);
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    int status = KErrNone;
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    if (filename.isNull() || filename.isEmpty()) {
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        status = KErrNotFound;
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    } else {
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        // generate thumbnail id
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        mThumbnailManagerIds.append(mCurrentThumbnailId);
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    }
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    emit thumbnailReady(QPixmap(), clientData, mCurrentThumbnailId, status);
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    mCurrentThumbnailId++;
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    CX_DEBUG_EXIT_FUNCTION();
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    return status;
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}
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/*!
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* start canceling creating thumbnail operation
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*/
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bool ThumbnailManager::cancelRequest(int id)
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{
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    return mThumbnailManagerIds.contains(id);
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}