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/*
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* Copyright (c) 2009 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: mp engine factory.
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*
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*/
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#include "mpengine.h"
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#include "mpenginefactory.h"
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#include "mptrace.h"
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/*!
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\class MpEngineFactory
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\brief Music Player engine factory.
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MP Engine factory is responsible to create and mantain ownership of MP engines.
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*/
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/*!
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Constructs music player engine factory.
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*/
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MpEngineFactory::MpEngineFactory()
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: mSharedEngine( 0 )
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{
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TX_LOG
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}
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/*!
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Destructs music player engine factory.
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*/
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MpEngineFactory::~MpEngineFactory()
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{
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}
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/*!
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Returns the singleton instance of music player engine factory.
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*/
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MpEngineFactory * MpEngineFactory::instance()
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{
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static MpEngineFactory instance;
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return &instance;
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}
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/*!
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Returns an instance to an engine with \a hostUid, and \a mode, if the shared engine is
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already created parameters are ignored.
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*/
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MpEngine *MpEngineFactory::createSharedEngine( TUid hostUid , MpEngine::EngineMode mode )
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{
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if ( !instance()->mSharedEngine ) {
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instance()->mSharedEngine = new MpEngine();
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instance()->mSharedEngine->initialize( hostUid, mode );
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}
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return instance()->mSharedEngine;
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}
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/*!
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Returns an instance to an isolated engine with \a mode.
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*/
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MpEngine *MpEngineFactory::createIsolatedEngine( MpEngine::EngineMode mode )
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{
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instance()->mEngines.append( new MpEngine() );
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instance()->mEngines.last()->initialize( TUid::Uid( MpCommon::KMusicPlayerUid + instance()->mEngines.count() ), mode );
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return instance()->mEngines.last();
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}
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/*!
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Returns an instance to the current shared engine previously created with createEngine().
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*/
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MpEngine *MpEngineFactory::sharedEngine()
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{
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return instance()->mSharedEngine;
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}
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/*!
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Closes all engines created on this process.
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*/
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void MpEngineFactory::close()
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{
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if ( instance()->mSharedEngine ) {
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delete instance()->mSharedEngine;
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instance()->mSharedEngine = 0;
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}
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MpEngine *ptr;
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foreach ( ptr, instance()->mEngines ) {
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delete ptr;
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ptr = 0;
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}
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}
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