diff -r bdd9da0d70fe -r 1f1dad4af8f8 mpxplugins/serviceplugins/collectionplugins/mpxsqlitedbhgplugin/inc/mpxdbartist.h --- a/mpxplugins/serviceplugins/collectionplugins/mpxsqlitedbhgplugin/inc/mpxdbartist.h Wed Sep 15 12:09:46 2010 +0300 +++ b/mpxplugins/serviceplugins/collectionplugins/mpxsqlitedbhgplugin/inc/mpxdbartist.h Wed Oct 13 14:28:40 2010 +0300 @@ -24,6 +24,11 @@ #include "mpxdbcategory.h" // CLASS DECLARATION +class MMPXDbArtistObserver + { + public: + virtual TInt HandleGetAlbumsCountForArtistL(TUint32 aId) = 0; + }; /** * Responsible for managing all music databases @@ -42,7 +47,7 @@ * @return New CMPXDbArtist instance. */ static CMPXDbArtist* NewL(CMPXDbManager& aDbManager, - TMPXGeneralCategory aCategory); + TMPXGeneralCategory aCategory, MMPXDbArtistObserver& aObserver); /** * Two-phased constructor. @@ -51,8 +56,8 @@ * @return New CMPXDbArtist instance on the cleanup stack. */ static CMPXDbArtist* NewLC(CMPXDbManager& aDbManager, - TMPXGeneralCategory aCategory); - + TMPXGeneralCategory aCategory, MMPXDbArtistObserver& aObserver); + /** * Destructor */ @@ -60,16 +65,17 @@ public: /** - * Add a artist item. If the record already exists, its counter will + * Add a category item. If the record already exists, its counter will * be incremented. - * @param aCategory category type - * @param aMedia: This is the media object + * @param aName: This is the name to be entered into the row * @param aDriveId: The Drive Id the name (category) belongs * @param aNewRecord: indicates to the caller if a new record is created. * ETrue if a new row is created in the table; otherwise EFalse. + * @param aCaseSensitive indicates whether case sensitivity should be taken + * into consideration when generating the unique row id * @return The unique id of the row added. */ - virtual TUint32 AddItemL(TMPXGeneralCategory aCategory, const CMPXMedia& aMedia, TInt aDriveId, TBool& aNewRecord, + TUint32 AddItemL(const TDesC& aName, const TDesC& aArt, TInt aDriveId, TBool& aNewRecord, TBool aCaseSensitive = ETrue); /** @@ -88,54 +94,14 @@ * @param aItemChangedMessages: if valid on return contains a updated message if the * category was updated */ - virtual void UpdateItemL(TUint32 aId, const CMPXMedia& aMedia, TInt aDriveId, CMPXMessageArray* aItemChangedMessages); - - /** - * Decrement the number of songs for the item. If the song and album count gets to 0, - * remove the item. - * @param aId: The ID of the category to delete. - * @param aDriveId: The drive Id the name (category) belongs to. Songs on different - * drives may belong to the same album or artist; consequently, one - * row for each artist/album id and drive ID pair will exist in the - * lookup table with a count existing for each row that tracks the - * number number of songs on that drive with that album/artist. - * @param aItemChangedMessages if valid on return contains a deleted message if the - * category was deleted - * @param aItemExist Out parameter, ETrue if the category is not deleted after the delete, - * EFalse otherwise - */ -#ifdef ABSTRACTAUDIOALBUM_INCLUDED - virtual void DecrementSongsForCategoryL(TUint32 aId, TInt aDriveId, - CMPXMessageArray* aItemChangedMessages, TBool& aItemExist, TBool aMtpInUse = EFalse); -#else - virtual void DecrementSongsForCategoryL(TUint32 aId, TInt aDriveId, - CMPXMessageArray* aItemChangedMessages, TBool& aItemExist); -#endif //ABSTRACTAUDIOALBUM_INCLUDED + void UpdateItemL(TUint32 aId, const CMPXMedia& aMedia, TInt aDriveId, CMPXMessageArray* aItemChangedMessages); - /** - * Add a AlbumArtist. If the record already exists, its counter will - * be incremented. - * @param aName: This is the name to be entered into the row - * @param aArt: Album art - * @param aDriveId: The Drive Id the name (category) belongs - * @return The unique id of the row added. + /* + * Checks if the specified artist item is unknown + * @param aId identifies the artist item + * @return ETrue if it is unknown, EFalse otherwise */ - TUint32 AddAlbumArtistL(const TDesC& aName, const TDesC& aArt, TInt aDriveId); - - /** - * Decrement the number of albums for the item. If the song and album count gets to 0, - * remove the item. - * @param aId: The ID of the category to delete. - * @param aDriveId: The drive Id the name (category) belongs to. Songs on different - * drives may belong to the same album or artist; consequently, one - * row for each artist/album id and drive ID pair will exist in the - * lookup table with a count existing for each row that tracks the - * number number of songs on that drive with that album/artist. - * @param aItemChangedMessages if valid on return contains a deleted message if the - * category was deleted - */ - void DecrementAlbumsForArtistL(TUint32 aId, TInt aDriveId, - CMPXMessageArray* aItemChangedMessages); + TBool IsUnknownArtistL(TUint32 aId); private: @@ -157,16 +123,14 @@ */ void GenerateArtistFieldsValuesL(const CMPXMedia& aMedia, CDesCArray& aFields, CDesCArray& aValues); - + /** - * Gets the Songs count and Albums count for a Artist item - * @param aDrivceId The Drive Id the name (category) belongs + * Gets the Album counts for a Artist item * @param aId identifies the Artist item - * @param aSongsCount songs count - * @param aAlbumsCount albums count + * @return value of the Album counts */ - void GetSongsAndAlbumsCountL(TInt aDriveId, TUint32 aId, TInt& aSongsCount, TInt& aAlbumsCount); - + TInt GetAlbumsCountL(TUint32 aId); + private: // from MMPXTable /** @@ -186,7 +150,7 @@ * @param aDbManager database manager to use for database interactions * @param aCategory identifies the category */ - CMPXDbArtist(CMPXDbManager& aDbManager, TMPXGeneralCategory aCategory); + CMPXDbArtist(CMPXDbManager& aDbManager, TMPXGeneralCategory aCategory, MMPXDbArtistObserver& aObserver); /** * Second phase constructor. @@ -203,12 +167,13 @@ EArtistUniqueId = KMPXTableDefaultIndex, EArtistName, EArtistSongCount, - EArtistAlbumCount, EArtistArt, EArtistFieldCount }; + + private: // Data + MMPXDbArtistObserver& iObserver; }; - #endif // MPXDBARTIST_H // End of File