1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: Music Player collection album art manager.

    15 *

    16 */

    17 

    18 

    19 #ifndef MPCOLLECTIONALBUMARTMANAGER_H

    20 #define MPCOLLECTIONALBUMARTMANAGER_H

    21 

    22 #include <QObject>

    23 #include <QCache>

    24 #include <QIcon>

    25 #include <QList>

    26 

    27 class MpMpxCollectionData;

    28 class ThumbnailManager;

    29 

    30 class MpCollectionAlbumArtManager : public QObject

    31 {

    32     Q_OBJECT

    33 

    34 public:

    35 

    36     explicit MpCollectionAlbumArtManager( MpMpxCollectionData *data, QObject *parent=0 );

    37     virtual ~MpCollectionAlbumArtManager();

    38 

    39     const QIcon* albumArt( int index );

    40     void cacheFirstScreen();

    41     void cancel();

    42 

    43 signals:

    44 

    45     void albumArtReady( int index );

    46 

    47 public slots:

    48 

    49     void thumbnailReady( QPixmap pixmap, void *data, int id, int error );

    50 

    51 private:

    52 

    53     MpMpxCollectionData             *mCollectionData;

    54     ThumbnailManager                *mThumbnailManager;

    55     QCache<int, QIcon>              mImageCache;

    56     bool                            mCachingInProgress;

    57 

    58     QIcon                           *mDefaultIcon;

    59 

    60     QList<int>                      mRequestQueue;

    61     bool                            mPendingRequest;

    62     int                             mRequestId;

    63 

    64 };

    65 

    66 #endif // MPCOLLECTIONALBUMARTMANAGER_H

    67