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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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#include <mtp/mmtpconnection.h>
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#include <mtp/mmtpdataproviderframework.h>
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#include <mtp/mtpdataproviderapitypes.h>
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#include "cmtpplaybackcontroldp.h"
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#include "cmtprequestprocessor.h"
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#include "mtpplaybackcontroldpprocessor.h"
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#include "cmtpplaybackmap.h"
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#include "cmtpplaybackproperty.h"
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#include "mmtpplaybackinterface.h"
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#include "cmtpplaybackevent.h"
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#include "mtpplaybackcontrolpanic.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "cmtpplaybackcontroldpTraces.h"
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#endif
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static const TInt KMTPPlaybackControlDpSessionGranularity(3);
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/**
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MTP playback control data provider plug-in factory method.
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@return A pointer to an MTP playback control data provider plug-in. Ownership IS
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transfered.
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@leave One of the system wide error codes, if a processing failure occurs.
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*/
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TAny* CMTPPlaybackControlDataProvider::NewL(TAny* aParams)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_NEWL_ENTRY );
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CMTPPlaybackControlDataProvider* self = new (ELeave) CMTPPlaybackControlDataProvider(aParams);
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CleanupStack::PushL(self);
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self->ConstructL();
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CleanupStack::Pop(self);
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_NEWL_EXIT );
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return self;
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}
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/**
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Destructor
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*/
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CMTPPlaybackControlDataProvider::~CMTPPlaybackControlDataProvider()
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_CMTPPLAYBACKCONTROLDATAPROVIDER_ENTRY );
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TInt count = iActiveProcessors.Count();
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while(count--)
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{
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iActiveProcessors[count]->Release();
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}
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iActiveProcessors.Close();
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delete iPlaybackMap;
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delete iPlaybackProperty;
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if(iPlaybackControl)
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{
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iPlaybackControl->Close();
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}
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_CMTPPLAYBACKCONTROLDATAPROVIDER_EXIT );
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}
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void CMTPPlaybackControlDataProvider::Cancel()
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_CANCEL_ENTRY );
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_CANCEL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::ProcessEventL(const TMTPTypeEvent& /*aEvent*/, MMTPConnection& /*aConnection*/)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_PROCESSEVENTL_ENTRY );
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_PROCESSEVENTL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::ProcessNotificationL(TMTPNotification aNotification, const TAny* aParams)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_PROCESSNOTIFICATIONL_ENTRY );
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switch (aNotification)
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{
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case EMTPSessionClosed:
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SessionClosedL(*reinterpret_cast<const TMTPNotificationParamsSessionChange*>(aParams));
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break;
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case EMTPSessionOpened:
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SessionOpenedL(*reinterpret_cast<const TMTPNotificationParamsSessionChange*>(aParams));
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break;
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default:
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// Ignore all other notifications.
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break;
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}
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_PROCESSNOTIFICATIONL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::ProcessRequestPhaseL(TMTPTransactionPhase aPhase, const TMTPTypeRequest& aRequest, MMTPConnection& aConnection)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_PROCESSREQUESTPHASEL_ENTRY );
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TInt index = LocateRequestProcessorL(aRequest, aConnection);
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__ASSERT_DEBUG(index != KErrNotFound, Panic(EMTPPBArgumentErr));
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MMTPRequestProcessor* processor = iActiveProcessors[index];
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iActiveProcessor = index;
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iActiveProcessorRemoved = EFalse;
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TBool result = processor->HandleRequestL(aRequest, aPhase);
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if (iActiveProcessorRemoved)
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{
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processor->Release(); // destroy the processor
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}
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else if (result)
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{
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processor->Release();
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iActiveProcessors.Remove(index);
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}
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iActiveProcessor = -1;
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_PROCESSREQUESTPHASEL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::Supported(TMTPSupportCategory aCategory, RArray<TUint>& aArray) const
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_SUPPORTED_ENTRY );
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switch (aCategory)
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{
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case EDeviceProperties:
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{
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TInt count = sizeof(KMTPPlaybackControlDpSupportedProperties) / sizeof(KMTPPlaybackControlDpSupportedProperties[0]);
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for(TInt i = 0; i < count; i++)
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{
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aArray.Append(KMTPPlaybackControlDpSupportedProperties[i]);
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}
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}
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break;
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case EOperations:
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{
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TInt count = sizeof(KMTPPlaybackControlDpSupportedOperations) / sizeof(KMTPPlaybackControlDpSupportedOperations[0]);
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for(TInt i = 0; i < count; i++)
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{
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aArray.Append(KMTPPlaybackControlDpSupportedOperations[i]);
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}
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}
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break;
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case EEvents:
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{
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TInt count = sizeof(KMTPPlaybackControlDpSupportedEvents) / sizeof(KMTPPlaybackControlDpSupportedEvents[0]);
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for(TInt i = 0; i < count; i++)
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{
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aArray.Append(KMTPPlaybackControlDpSupportedEvents[i]);
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}
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}
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break;
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default:
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// Unrecognised category, leave aArray unmodified.
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break;
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}
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_SUPPORTED_EXIT );
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}
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/**
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Constructor.
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*/
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CMTPPlaybackControlDataProvider::CMTPPlaybackControlDataProvider(TAny* aParams) :
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CMTPDataProviderPlugin(aParams),
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iActiveProcessors(KMTPPlaybackControlDpSessionGranularity),
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iActiveProcessor(-1),
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iRequestToResetPbCtrl(EFalse)
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{
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OstTraceFunctionEntry0( DUP1_CMTPPLAYBACKCONTROLDATAPROVIDER_CMTPPLAYBACKCONTROLDATAPROVIDER_ENTRY );
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OstTraceFunctionExit0( DUP1_CMTPPLAYBACKCONTROLDATAPROVIDER_CMTPPLAYBACKCONTROLDATAPROVIDER_EXIT );
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}
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/**
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Second phase constructor.
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*/
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void CMTPPlaybackControlDataProvider::ConstructL()
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_CONSTRUCTL_ENTRY );
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iPlaybackProperty = CMTPPlaybackProperty::NewL();
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iPlaybackMap = CMTPPlaybackMap::NewL(Framework(),*iPlaybackProperty);
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_CONSTRUCTL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::SendEventL(TMTPDevicePropertyCode aPropCode)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_SENDEVENTL_ENTRY );
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iEvent.Reset();
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iEvent.SetUint16(TMTPTypeEvent::EEventCode, EMTPEventCodeDevicePropChanged );
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iEvent.SetUint32(TMTPTypeEvent::EEventSessionID, KMTPSessionAll);
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iEvent.SetUint32(TMTPTypeEvent::EEventTransactionID, KMTPTransactionIdNone);
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iEvent.SetUint32(TMTPTypeEvent::EEventParameter1, aPropCode);
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Framework().SendEventL(iEvent);
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_SENDEVENTL_EXIT );
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}
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/**
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Find or create a request processor that can process the request
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@param aRequest The request to be processed
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@param aConnection The connection from which the request comes
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@return the index of the found/created request processor
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*/
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TInt CMTPPlaybackControlDataProvider::LocateRequestProcessorL(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_LOCATEREQUESTPROCESSORL_ENTRY );
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TInt index = KErrNotFound;
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TInt count = iActiveProcessors.Count();
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for(TInt i = 0; i < count; i++)
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{
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if(iActiveProcessors[i]->Match(aRequest, aConnection))
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{
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index = i;
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break;
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}
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}
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if(index == KErrNotFound)
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{
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MMTPRequestProcessor* processor = MTPPlaybackControlDpProcessor::CreateL(Framework(), aRequest, aConnection, *this);
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__ASSERT_DEBUG(processor, Panic(EMTPPBArgumentErr));
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CleanupReleasePushL(*processor);
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iActiveProcessors.AppendL(processor);
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CleanupStack::Pop();
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index = count;
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}
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_LOCATEREQUESTPROCESSORL_EXIT );
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return index;
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}
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/**
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Cleans up outstanding request processors when a session is closed.
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@param aSession notification parameter block
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*/
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void CMTPPlaybackControlDataProvider::SessionClosedL(const TMTPNotificationParamsSessionChange& aSession)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_SESSIONCLOSEDL_ENTRY );
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TInt count = iActiveProcessors.Count();
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while (count--)
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{
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MMTPRequestProcessor* processor = iActiveProcessors[count];
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TUint32 sessionId(processor->SessionId());
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if ((sessionId == aSession.iMTPId) && (processor->Connection().ConnectionId() == aSession.iConnection.ConnectionId()))
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{
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iActiveProcessors.Remove(count);
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if (count == iActiveProcessor)
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{
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iActiveProcessorRemoved = ETrue;
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}
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else
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{
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processor->Release();
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}
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}
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}
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if(iPlaybackControl)
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{
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iPlaybackControl->Close();
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iPlaybackControl = NULL;
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}
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_SESSIONCLOSEDL_EXIT );
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}
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/**
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Prepares for a newly-opened session.
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@param aSession notification parameter block
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*/
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#ifdef OST_TRACE_COMPILER_IN_USE
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void CMTPPlaybackControlDataProvider::SessionOpenedL(const TMTPNotificationParamsSessionChange& aSession)
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#else
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void CMTPPlaybackControlDataProvider::SessionOpenedL(const TMTPNotificationParamsSessionChange& /*aSession*/)
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#endif
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{
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OstTraceFunctionEntry0( DUP1_CMTPPLAYBACKCONTROLDATAPROVIDER_SESSIONOPENEDL_ENTRY );
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OstTrace1( TRACE_NORMAL, CMTPPLAYBACKCONTROLDATAPROVIDER_SESSIONOPENEDL, "SessionID = %d", aSession.iMTPId );
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_SESSIONOPENEDL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::StartObjectEnumerationL(TUint32 aStorageId, TBool /*aPersistentFullEnumeration*/)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_STARTOBJECTENUMERATIONL_ENTRY );
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//This DP doesn't manage data.
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Framework().ObjectEnumerationCompleteL(aStorageId);
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_STARTOBJECTENUMERATIONL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::StartStorageEnumerationL()
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_STARTSTORAGEENUMERATIONL_ENTRY );
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//This DP doesn't manage data.
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Framework().StorageEnumerationCompleteL();
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_STARTSTORAGEENUMERATIONL_EXIT );
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}
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void CMTPPlaybackControlDataProvider::HandlePlaybackEventL(CMTPPlaybackEvent* aEvent, TInt aErr)
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_HANDLEPLAYBACKEVENTL_ENTRY );
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if(aErr != KPlaybackErrNone)
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{
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if(aErr == KPlaybackErrDeviceUnavailable )
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{
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iRequestToResetPbCtrl = ETrue;
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//Report error to initiator, .
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SendEventL(EMTPDevicePropCodePlaybackObject);
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SendEventL(EMTPDevicePropCodePlaybackRate);
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SendEventL(EMTPDevicePropCodePlaybackContainerIndex);
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SendEventL(EMTPDevicePropCodePlaybackPosition);
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}
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_HANDLEPLAYBACKEVENTL_EXIT );
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return;
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}
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__ASSERT_DEBUG((aEvent != NULL), Panic(EMTPPBDataNullErr));
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__ASSERT_ALWAYS_OST((aEvent != NULL), OstTrace0( TRACE_ERROR, DUP1_CMTPPLAYBACKCONTROLDATAPROVIDER_HANDLEPLAYBACKEVENTL, "Error argument" ), User::Leave(KErrArgument));
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OstTrace1( TRACE_NORMAL, CMTPPLAYBACKCONTROLDATAPROVIDER_HANDLEPLAYBACKEVENTL, "aEvent %d", aEvent->PlaybackEvent());
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switch(aEvent->PlaybackEvent())
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{
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case EPlaybackEventVolumeUpdate:
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{
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SendEventL(EMTPDevicePropCodeVolume);
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}
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break;
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case EPlaybackEventStateUpdate:
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{
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SendEventL(EMTPDevicePropCodePlaybackRate);
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}
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break;
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case EPlaybackEventObjectUpdate:
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{
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SendEventL(EMTPDevicePropCodePlaybackObject);
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}
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break;
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case EPlaybackEventObjectIndexUpdate:
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{
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SendEventL(EMTPDevicePropCodePlaybackContainerIndex);
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}
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break;
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default:
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LEAVEIFERROR(KErrArgument,
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OstTrace0( TRACE_ERROR, DUP2_CMTPPLAYBACKCONTROLDATAPROVIDER_HANDLEPLAYBACKEVENTL, "Error argument" ));
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break;
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}
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OstTraceFunctionExit0( DUP1_CMTPPLAYBACKCONTROLDATAPROVIDER_HANDLEPLAYBACKEVENTL_EXIT );
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}
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CMTPPlaybackMap& CMTPPlaybackControlDataProvider::GetPlaybackMap() const
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{
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OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_GETPLAYBACKMAP_ENTRY );
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__ASSERT_DEBUG((iPlaybackMap != NULL), Panic(EMTPPBDataNullErr));
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OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_GETPLAYBACKMAP_EXIT );
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return *iPlaybackMap;
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}
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CMTPPlaybackProperty& CMTPPlaybackControlDataProvider::GetPlaybackProperty() const
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376 |
{
|
49
|
377 |
OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_GETPLAYBACKPROPERTY_ENTRY );
|
29
|
378 |
__ASSERT_DEBUG((iPlaybackProperty != NULL), Panic(EMTPPBDataNullErr));
|
49
|
379 |
OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_GETPLAYBACKPROPERTY_EXIT );
|
29
|
380 |
return *iPlaybackProperty;
|
|
381 |
}
|
|
382 |
|
|
383 |
MMTPPlaybackControl& CMTPPlaybackControlDataProvider::GetPlaybackControlL()
|
|
384 |
{
|
49
|
385 |
OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_GETPLAYBACKCONTROLL_ENTRY );
|
29
|
386 |
if(iPlaybackControl == NULL)
|
|
387 |
{
|
|
388 |
iPlaybackControl = MMTPPlaybackControl::NewL(*this);
|
|
389 |
}
|
|
390 |
else if(iRequestToResetPbCtrl)
|
|
391 |
{
|
|
392 |
iRequestToResetPbCtrl = EFalse;
|
|
393 |
iPlaybackControl->Close();
|
|
394 |
iPlaybackControl = NULL;
|
|
395 |
iPlaybackControl = MMTPPlaybackControl::NewL(*this);
|
|
396 |
}
|
49
|
397 |
OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_GETPLAYBACKCONTROLL_EXIT );
|
29
|
398 |
return *iPlaybackControl;
|
|
399 |
}
|
|
400 |
|
|
401 |
void CMTPPlaybackControlDataProvider::RequestToResetPbCtrl()
|
|
402 |
{
|
49
|
403 |
OstTraceFunctionEntry0( CMTPPLAYBACKCONTROLDATAPROVIDER_REQUESTTORESETPBCTRL_ENTRY );
|
29
|
404 |
iRequestToResetPbCtrl = ETrue;
|
49
|
405 |
OstTraceFunctionExit0( CMTPPLAYBACKCONTROLDATAPROVIDER_REQUESTTORESETPBCTRL_EXIT );
|
29
|
406 |
}
|