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/*
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* Copyright (c) 2004 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: This file contains implementation of Audio Clients List Manager.
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*
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*/
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#include "AudioClientsListManagerAO.h"
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#include <AudioClientsListPSKeys.h>
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#include <AudioClientsListPSData.h>
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#include <MAudioClientsListObserver.h>
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::CAudioClientsListManagerAO
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//
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// -----------------------------------------------------------------------------
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//
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CAudioClientsListManagerAO::CAudioClientsListManagerAO(
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CGlobalAudioSettings& aGlobalAudioSettings,
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RPointerArray<MAudioClientsListObserver>& aArray,
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TUint32 aKey )
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:CActive(CActive::EPriorityStandard),
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iGlobalAudioSettings(aGlobalAudioSettings),
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iAudioClientsListObserverArray(aArray),
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iKey(aKey)
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{
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CActiveScheduler::Add(this);
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::~CAudioClientsListManagerAO
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//
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// -----------------------------------------------------------------------------
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//
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CAudioClientsListManagerAO::~CAudioClientsListManagerAO()
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{
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Cancel();
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iActiveAudioClients.Close();
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::NewL
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//
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// -----------------------------------------------------------------------------
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//
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CAudioClientsListManagerAO* CAudioClientsListManagerAO::NewL(
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CGlobalAudioSettings& aGlobalAudioSettings,
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RPointerArray<MAudioClientsListObserver>& aArray,
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TUint32 aKey )
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{
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CAudioClientsListManagerAO* self = new (ELeave) CAudioClientsListManagerAO(aGlobalAudioSettings,aArray,aKey);
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CleanupStack::PushL(self);
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self->ConstructL();
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CleanupStack::Pop(self);
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return self;
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::ConstructL
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//
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// -----------------------------------------------------------------------------
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//
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void CAudioClientsListManagerAO::ConstructL()
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{
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User::LeaveIfError( iActiveAudioClients.Attach(
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KPSUidMMFAudioServer,
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iKey,
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EOwnerThread ) );
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::MonitorStart
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//
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// -----------------------------------------------------------------------------
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//
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TInt CAudioClientsListManagerAO::MonitorStart()
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{
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TInt status(KErrAlreadyExists);
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if ( !IsActive() )
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{
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SetActive();
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iActiveAudioClients.Subscribe(iStatus);
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status = KErrNone;
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}
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return status;
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::MonitorStop
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//
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// -----------------------------------------------------------------------------
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//
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TInt CAudioClientsListManagerAO::MonitorStop()
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{
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TInt status(KErrNone);
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if ( IsActive() )
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{
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Cancel();
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}
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return status;
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::GetAudioClientsList
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//
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// -----------------------------------------------------------------------------
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//
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TInt CAudioClientsListManagerAO::GetAudioClientsList(
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CGlobalAudioSettings::TAudioClientListType aType,
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RArray<TProcessId>& aList )
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{
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TInt status(KErrNone);
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aList.Reset();
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switch ( aType )
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{
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case CGlobalAudioSettings::EActiveAudioClients:
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{
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TAudioClientList audioClientListPckg;
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status = iActiveAudioClients.Get( KPSUidMMFAudioServer,
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KAudioPolicyAudioClients,
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audioClientListPckg );
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if ( status == KErrNone )
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{
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for ( TInt index = 0; index < audioClientListPckg().iNumOfProcesses; index++ )
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{
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status = aList.Append((audioClientListPckg().iProcessList)[index]);
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if ( status != KErrNone )
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{
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aList.Reset();
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break;
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}
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}
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}
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}
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break;
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case CGlobalAudioSettings::EPausedAudioClients:
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{
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TAudioPolicyProcessIdList audioClientListPckg;
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status = iActiveAudioClients.Get(KPSUidMMFAudioServer,
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KAudioPolicyApplicationAudioStatePaused,
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audioClientListPckg );
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if ( status == KErrNone )
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{
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for ( TInt index = 0; index < audioClientListPckg().iNumOfProcesses; index++ )
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{
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status = aList.Append((audioClientListPckg().iProcessList)[index]);
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if ( status != KErrNone )
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{
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aList.Reset();
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break;
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}
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}
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}
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}
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break;
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default:
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status = KErrNotFound;
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break;
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};
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return status;
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::RunL
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//
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// -----------------------------------------------------------------------------
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//
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void CAudioClientsListManagerAO::RunL()
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{
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TInt status(iStatus.Int());
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#ifdef PRINT_MESSAGE
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RDebug::Print(_L(" CAudioClientsListManagerAO::RunL:iStatus[%d]"), status);
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#endif // PRINT_MESSAGE
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if ( status == KErrNone )
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{
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MonitorStart();
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// Go through the array and notify every observer
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switch(iKey)
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{
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case KAudioPolicyAudioClients:
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{
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for (TInt index = 0; index < iAudioClientsListObserverArray.Count(); index++)
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{
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iAudioClientsListObserverArray[index]->Event( iGlobalAudioSettings,
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MAudioClientsListObserver::KActiveAudioClientsListChanged);
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}
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}
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break;
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case KAudioPolicyApplicationAudioStatePaused:
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{
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for (TInt index = 0; index < iAudioClientsListObserverArray.Count(); index++)
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{
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iAudioClientsListObserverArray[index]->Event( iGlobalAudioSettings,
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MAudioClientsListObserver::KPausedAudioClientsListChanged);
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}
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}
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break;
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default:
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break;
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} //end swith(iKey)
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}
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::DoCancel
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//
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// -----------------------------------------------------------------------------
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//
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void CAudioClientsListManagerAO::DoCancel()
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{
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iActiveAudioClients.Cancel();
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}
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// -----------------------------------------------------------------------------
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// CAudioClientsListManagerAO::RunError
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//
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// -----------------------------------------------------------------------------
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//
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TInt CAudioClientsListManagerAO::RunError(TInt /*aError*/)
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{
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// Observer callback has leaving code!!!. Ignore it.
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return KErrNone;
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}
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// End of file
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