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// Copyright (c) 2010 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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@file
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@internalComponent
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*/
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#ifndef CMTPPLAYBACKPLAYLISTHELPER_H_
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#define CMTPPLAYBACKPLAYLISTHELPER_H_
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#include <mpxcollectionobserver.h>
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#include <mpxcollectionuihelperobserver.h>
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#include "mtpdebug.h"
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#include "cmtpplaybackparam.h"
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class MMPXCollectionUiHelper;
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class MMPXCollectionHelper;
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class MMPXCollectionUtility;
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class TMTPPbDataSuid;
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class CMTPPlaybackControlImpl;
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NONSHARABLE_CLASS( CMTPPlaybackPlaylistHelper ) : public CBase,
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public MMPXCollectionObserver
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{
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public: // Constructors and destructor
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/**
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* Two-phased constructor.
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*/
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static CMTPPlaybackPlaylistHelper* NewL( CMTPPlaybackControlImpl& aControlImpl );
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/**
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* Destructor.
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*/
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virtual ~CMTPPlaybackPlaylistHelper();
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public:
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/**
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* Get playlist from collection server
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* @param aPlayObject, refer to TMTPPbDataSuid
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*/
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void GetPlayListFromCollectionL( const TMTPPbDataSuid& aPlayObject );
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/**
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* Get playlist from collection server
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* @param aIndex, song index
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*/
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void GetPlayListFromCollectionL( TInt aIndex );
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/**
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* Get suid from collection server
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* @param aPlaylist, current collection playlist
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*/
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TMTPPbDataSuid GetMTPPBSuidFromCollectionL(
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const CMPXCollectionPlaylist& aPlaylist );
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/**
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* Get category
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*/
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TMTPPbCategory MTPPbCategory() const;
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/**
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* Get suid
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*/
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TFileName MTPPbSuid() const;
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private:
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//from base class MMPXCollectionObserver
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/**
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* Handle collection message
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*
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* @param aMsg collection message, ownership not transferred.
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* Please check aMsg is not NULL before using it.
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* If aErr is not KErrNone, plugin might still call back with more
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* info in the aMsg.
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* @param aErr system error code.
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*/
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void HandleCollectionMessage( CMPXMessage* aMsg, TInt aErr );
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/**
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* Handles the collection entries being opened. Typically called
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* when client has Open()'d a folder.
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*
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* @param aEntries collection entries opened
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* @param aIndex focused entry
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* @param aComplete ETrue no more entries. EFalse more entries
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* expected
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* @param aError error code
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*/
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void HandleOpenL( const CMPXMedia& aEntries, TInt aIndex, TBool aComplete,
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TInt aError );
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/**
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* Handles the item being opened. Typically called
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* when client has Open()'d an item. Client typically responds by
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* 'playing' the item via the playlist.
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*
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* @param aPlaylist collection playlist
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* @param aError error code
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*/
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void HandleOpenL( const CMPXCollectionPlaylist& aPlaylist, TInt aError );
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/**
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* From MMPXCollectionMediaObserver
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* It handles MediaL event.
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*
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* @param aMedia object containing collection's informations
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* @param aError error code
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*/
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void HandleCollectionMediaL( const CMPXMedia& aMedia, TInt aError );
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private:
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/**
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* C++ default constructor.
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*/
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CMTPPlaybackPlaylistHelper( CMTPPlaybackControlImpl& aControlImpl );
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/**
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* By default Symbian 2nd phase constructor is private.
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*/
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void ConstructL();
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private:
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/**
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* Handle collection message
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*/
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void DoHandleCollectionMessageL( const CMPXMessage& aMsg );
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/**
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* Handle OpenL
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*/
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void DoHandleOpenL( const CMPXMedia& aEntries );
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/**
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* Open the root path of playlist
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*/
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void OpenMusicPlayListPathL();
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/**
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* Open the root path of album
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*/
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void OpenMusicAblumPathL();
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/**
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* Reset play source
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*/
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void ResetPlaySource();
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/**
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*Update path index according to iPlayObject
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*/
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void UpdatePlaylistPathIndexL( const CMPXMedia& aEntries );
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/**
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*Got the collectionHelperL
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*/
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MMPXCollectionHelper* CollectionHelperL();
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/**
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* Map uri to ItemId
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*/
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const TMPXItemId UriToItemIdL();
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/**
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* Map uri to ItemId
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*/
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const TFileName ItemIdToUriL( const TMPXItemId& aId );
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/**
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* Find Album Songs
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*/
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CMPXMedia* FindAlbumSongsL( const TMPXItemId& aAlbumId );
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/*
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* UpdatePathAndOpenL
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*/
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void UpdateAlbumPathAndOpenL();
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/*
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* UpdatePathAndOpenL
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*/
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void UpdatePathAndOpenL();
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/**
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* Return instance of CMTPPlaybackControlImpl.
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*
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*/
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CMTPPlaybackControlImpl& MTPPlaybackControlImpl();
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private:
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MMPXCollectionUiHelper* iCollectionUiHelper;//Owned
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MMPXCollectionHelper* iCollectionHelper;//Owned
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MMPXCollectionUtility* iCollectionUtil;//Owned
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HBufC* iPlayObject; //Owned
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CMTPPlaybackControlImpl& iMTPPlaybackControl;// Not owned
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TMTPPbCategory iPlayCategory;
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TInt iSongIndex;
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TInt iPathIndex;
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/**
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FLOGGER debug trace member variable.
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*/
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__FLOG_DECLARATION_MEMBER;
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};
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#endif /* CMTPPLAYBACKPLAYLISTHELPER_H_ */
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