/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: Music Player collection data.

*

*/

#ifndef MPMPXCOLLECTIONDATA_H

#define MPMPXCOLLECTIONDATA_H

#include <QObject>

#include "mpmpxcollectionviewdefs.h"

class MpMpxCollectionDataPrivate;

class CMPXMedia;

#if defined(BUILD_MPDATA_LIB)

#define MPDATA_EXPORT Q_DECL_EXPORT

#else

#define MPDATA_EXPORT Q_DECL_IMPORT

#endif

class MPDATA_EXPORT MpMpxCollectionData : public QObject

{

    Q_OBJECT

    friend class MpMpxCollectionDataPrivate;

public:

    enum DataType {

        Title,

        Uri,

        Duration,

        Count,

        Artist,

        Album,

        Genre,

        Rating,

        AlbumArtUri

    };

    explicit MpMpxCollectionData( QObject *parent=0 );

    virtual ~MpMpxCollectionData();

    TCollectionContext context() const;

    int count() const;

    QString collectionTitle() const;

    QString itemData( int index, MpMpxCollectionData::DataType type ) const;

    bool isAutoPlaylist();

    bool isAutoPlaylist( int index );

    int itemCount( int index );

    int containerId();

    int itemId(int index);

    int albumSongId( int index );

    void removeItem(int index);

    bool testCachedItem( int itemId );

    void insertCachedItem(int index);

    bool setCurrentAlbum( int index );

    int currentAlbumIndex() const;

    int albumSongsCount() const;

    QString albumSongData( int index, MpMpxCollectionData::DataType type ) const;

    void setMpxMedia( const CMPXMedia& entries, bool reopen=false );

    const CMPXMedia& containerMedia();

    void setContext( TCollectionContext context );

    void setAlbumContent( const CMPXMedia& albumContent );

    int itemIndex( int itemUniqueId );

    int albumSongIndex( int songUniqueId );

signals:

    void contextChanged( TCollectionContext context );

    void dataChanged();

    void albumDataChanged();

    void refreshAlbumSongs();

private:

    Q_DISABLE_COPY(MpMpxCollectionData)

    MpMpxCollectionDataPrivate *d_ptr;

};

#endif // MPMPXCOLLECTIONDATA_H