sl@0: /*
sl@0: * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:   This file contains definitions of Audio Clients List Manager.
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifndef AUDIOCLIENTSLISTMANAGERAO_H
sl@0: #define AUDIOCLIENTSLISTMANAGERAO_H
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <GlobalAudioSettings.h>
sl@0: #include <e32property.h>
sl@0: 
sl@0: /**
sl@0: *  Defines audio clients list manager class.
sl@0: *
sl@0: *  @lib GlobalAudioSettings.lib
sl@0: *  @since Series 60 3.2
sl@0: */
sl@0: class CAudioClientsListManagerAO: public CActive
sl@0:     {
sl@0:     public:
sl@0:         // 2 Phase constructor
sl@0:         static CAudioClientsListManagerAO* NewL(
sl@0:                                             CGlobalAudioSettings& aGlobalAudioSettings,
sl@0:                                             RPointerArray<MAudioClientsListObserver>& aArray,
sl@0:                                             TUint32 aKey );
sl@0:         // Destructor
sl@0:         ~CAudioClientsListManagerAO();
sl@0:         // Starts monitoring audio clients list
sl@0:         TInt MonitorStart();
sl@0:         // Stops monitoring audio clients list
sl@0:         TInt MonitorStop();
sl@0:         // Returns the audio clients list
sl@0:         TInt GetAudioClientsList(
sl@0:                     CGlobalAudioSettings::TAudioClientListType aType,
sl@0:                     RArray<TProcessId>& aList );
sl@0: 
sl@0:     protected:
sl@0:         // From CActive begins
sl@0:         void RunL();
sl@0:         void DoCancel();
sl@0:         TInt RunError(TInt aError);
sl@0:         // From CActive ends
sl@0:     
sl@0:     private:
sl@0:         // Constructor
sl@0:          CAudioClientsListManagerAO(CGlobalAudioSettings& aGlobalAudioSettings,
sl@0:                 					RPointerArray<MAudioClientsListObserver>& aArray,
sl@0:                 					TUint32 aKey );
sl@0:         // 2nd phase constructor
sl@0:         void ConstructL();
sl@0: 
sl@0:     private:
sl@0:         // Handle to property
sl@0:         RProperty iActiveAudioClients;
sl@0:         // Reference to CGlobalAudioSettings
sl@0:         CGlobalAudioSettings& iGlobalAudioSettings;
sl@0:         // List of Audio Clients List Observer objects
sl@0:         RPointerArray<MAudioClientsListObserver>& iAudioClientsListObserverArray;        
sl@0:         //P&S key
sl@0:         TUint32 iKey;
sl@0:     };
sl@0: 
sl@0: #endif  // AUDIOCLIENTSLISTMANAGERAO_H
sl@0: 
sl@0: // End of file