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 data - private implementation.

    15 *

    16 */

    17 

    18 #ifndef MPMPXCOLLECTIONDATA_P_H

    19 #define MPMPXCOLLECTIONDATA_P_H

    20 

    21 #include <e32base.h>

    22 

    23 #include <QHash>

    24 #include <QPair>

    25 #include <QAbstractListModel>

    26 

    27 #include "mpmpxcollectiondata.h"

    28 #include "mpmpxcollectionviewdefs.h"

    29 

    30 class CMPXMedia;

    31 class CMPXMediaArray;

    32 

    33 

    34 class MpMpxCollectionDataPrivate

    35 {

    36 public:

    37 

    38     explicit MpMpxCollectionDataPrivate( MpMpxCollectionData *wrapper );

    39     virtual ~MpMpxCollectionDataPrivate();

    40 

    41     TCollectionContext context() const;

    42 

    43     int count() const;

    44     QString collectionTitle() const;

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

    46 

    47     bool isAutoPlaylist();

    48     bool isAutoPlaylist( int index );

    49     int itemCount( int index );

    50     int containerId();

    51     int itemId( int index);

    52     int albumSongId( int index);

    53     void removeItem( int index);

    54     bool testCachedItem( int itemId );

    55     void insertCachedItem( int index);

    56 

    57     bool setCurrentAlbum( int index );

    58     int currentAlbumIndex() const;

    59     int albumSongsCount() const;

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

    61     bool hasItemProperty( int index, MpMpxCollectionData:: DataProperty type ) const;

    62     bool hasAlbumSongProperty( int index, MpMpxCollectionData:: DataProperty type ) const;

    63 

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

    65     void incrementalOpenUpdate();

    66     const CMPXMedia& containerMedia();

    67     void setContext( TCollectionContext context );

    68     void setAlbumContent( const CMPXMedia& albumContent );

    69     int itemIndex( int itemUniqueId );

    70     int albumSongIndex( int songUniqueId );

    71     QList<int> songIndex( int songUniqueId );

    72     void setCorruptValue( QModelIndex index, bool tBone );

    73     void setReloadAlbumContent( bool reloadAlbum );

    74 

    75 private:

    76 

    77     void loadAlbumsLookup();

    78     void loadAlbumSongsLookup();

    79     void setReloadRange( int index );

    80     int itemId2( int index);

    81     void DoGetDataL( int index, MpMpxCollectionData::DataType type, QString& data );

    82     bool DoIsAutoPlaylistL();

    83     bool DoIsAutoPlaylistL( int index );

    84     int DoGetItemCountL( int index );

    85     int DoGetContainerIdL();

    86     int DoGetItemIdL( int index );

    87     int DoGetItemId2L( int index );

    88     int DoGetAlbumSongIdL( int index );

    89     void DoRemoveItemL( int index );

    90     bool DoTestCachedItemL( int itemId );

    91 

    92     bool DoSetCurrentAlbumL( int index );

    93     void DoGetAlbumSongDataL( int index, MpMpxCollectionData::DataType type, QString& data ) const;

    94     bool DoHasItemPropertyL( int index, MpMpxCollectionData:: DataProperty type ) const;

    95     bool DoHasAlbumSongPropertyL( int index, MpMpxCollectionData:: DataProperty type ) const;

    96 

    97     void SetCollectionContextL();

    98     void DoSetMpxMediaL( const CMPXMedia& entries );

    99     void DoSetAlbumContentL( const CMPXMedia& albumContent );

   100     void DoSetCorruptValueL( QModelIndex index, bool tBone );

   101 

   102 private:

   103 

   104     MpMpxCollectionData     *q_ptr;

   105 

   106     TCollectionContext      iContext;

   107 

   108     CMPXMedia               *iContainerMedia;       // Owned

   109     CMPXMediaArray          *iMediaArray;           // Not owned

   110     CMPXMedia               *iCachedRemovedItem;    // Owned

   111 

   112     int                     iCurrentAlbumIndex;

   113     int                     iAlbumSongCount;

   114     QHash<int, int>         iAlbumIdIndexMapping;

   115     QHash<int, int>         iAlbumSongIdIndexMapping;

   116     QHash<int, int>         iSongIdIndexMapping;

   117     bool                    iReloadAlbumContent;

   118 

   119     bool                    iNeedReload;

   120     QPair<int, int>         iReloadRange;

   121 	

   122 };

   123 

   124 #endif // MPMPXCOLLECTIONDATA_P_H

   125