qtinternetradio/ui/inc/irchannelmodel.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 00:07:46 +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 IRCHANNELMODEL_H
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#define IRCHANNELMODEL_H
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#include <QAbstractItemModel>
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class HbIcon;
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class IRQChannelItem;
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class IRSearchResultDB;
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class IRLogoProvider;
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class IRQIsdsClient;
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class QTimer;
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class IrChannelModel : public QAbstractListModel
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{
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    Q_OBJECT
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public:
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    explicit IrChannelModel(QObject *aParent = NULL);
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    ~IrChannelModel();
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    int rowCount(const QModelIndex &aParent = QModelIndex()) const;
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    QVariant data(const QModelIndex &aIndex, int aRole = Qt::DisplayRole) const;
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    void initWithCache();    
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    void save2Cache();
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    //not take ownership
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    IRQChannelItem * getChannelItemByIndex(int aIndex); 
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    void cleanupDatabase();
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    void startDownloadingLogo();
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    void stopDownloadingLogo();
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public slots:
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    void updateData(QList<IRQChannelItem*> *aPushItemsList, bool bInit=false);
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signals:
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    void dataAvailable();
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private slots:
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    void downloadNextLogo();
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    void logoData(const QByteArray &aLogoData);
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0
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private:
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    void clearAndDestroyLogos();
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    void clearAndDestroyItems();
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    void updateIconIndexArray();
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    void setLogo(HbIcon *aIcon, int aIndex);
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private:
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    QList<IRQChannelItem*> *iChannelList;
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    QMap<int, HbIcon*>      iLogos;
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    HbIcon                 *iStationLogo;
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    IRSearchResultDB       *iDB;
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    QList<int>              iIconIndexArray;
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    IRQIsdsClient          *iIsdsClient;
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    IRLogoProvider         *iLogoProvider;
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    QTimer                 *iTimer;
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};
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#endif