audiostubs/devsoundextensions_stubs/mmfdevsoundadaptation_stub/src/TonePlayCompleteTimer.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 14 Jan 2010 07:14:53 +0200
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/*
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* Copyright (c) 2006 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: Audio Stubs -  Utility timer object used for playing tone sequence.
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*
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*/
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#ifndef TONEPLAYCOMPLETETIMER_H
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#define TONEPLAYCOMPLETETIMER_H
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//  INCLUDES
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#include <e32base.h>
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#include <sounddevice.h>
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// CLASS DECLARATION
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/**
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*  Utility timer object used for playing tone sequence.
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*
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*  @lib MmfDevSoundAdaptation_Stub.lib
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*  @since Series 60 3.0
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*/
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class CTonePlayCompleteTimer : public CActive
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    {
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    public:  // Constructors and destructor
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        /**
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        * Constructs, and returns a pointer to, a new CTonePlayCompleteTimer
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        * object.
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        * Leaves on failure..
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        * @since Series 60 3.0
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        * @return CTonePlayCompleteTimer* A pointer to newly created object.
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        */
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        static CTonePlayCompleteTimer* NewL(MDevSoundAdaptationObserver&
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                                            aDevSoundObserver);
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        /**
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        * Destructor.
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        */
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        ~CTonePlayCompleteTimer();
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    public: // New functions
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        /**
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        * Sets the timeout duration.
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        * @since Series 60 3.0
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        * @return void
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        */
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        void SetTimeOut(TTimeIntervalMicroSeconds32& aTimeOut);
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        /**
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        * Starts the timer for timeout duration set by SetTimeOut().
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        * @since Series 60 3.0
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        * @return void
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        */
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        void Start();
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    protected:  // Functions from base classes
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        /**
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        * Called by CActive object framework when local timer times out.
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        * @since Series 60 3.0
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        * @return void
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        */
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        void RunL();
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        /**
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        * Called by CActive object framework when client cancels active object.
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        * @since Series 60 3.0
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        * @return void
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        */
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        void DoCancel();
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        /**
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        * Called by CActive object framework when RunL leaves.
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        * @since Series 60 3.0
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        * @param TInt aError Error code.
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        * @return KErrNone
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        */
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        TInt RunError(TInt aError);
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    private:
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        /**
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        * C++ default constructor.
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        */
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        CTonePlayCompleteTimer(MDevSoundAdaptationObserver&
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                               aDevSoundObserver);
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        /**
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        * By default Symbian 2nd phase constructor is private.
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        */
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        void ConstructL();
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    private:    // Data
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        // Pointer reference to HwDevice observer.
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        MDevSoundAdaptationObserver&    iObserver;
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        // Time out duration
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        TTimeIntervalMicroSeconds32     iTimeOut;
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        // Local timer object
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        RTimer                          iTimer;
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    };
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#endif      // TONEPLAYCOMPLETETIMER_H
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// End of File