author | William Roberts <williamr@symbian.org> |
Thu, 22 Jul 2010 16:32:33 +0100 | |
branch | GCC_SURGE |
changeset 44 | eff9df3d9c98 |
parent 29 | 8192e5b5c935 |
child 55 | f3930dda3342 |
permissions | -rw-r--r-- |
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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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|
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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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/*! |
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\class MpEngineFactory |
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\brief Music Player engine factory. |
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|
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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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/*! |
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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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/*! |
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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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/*! |
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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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/*! |
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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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/*! |
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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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} |