bluetoothengine/btmac/inc/btmonocmdhandler/btmcbattery.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 18 Aug 2010 09:59:05 +0300
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/*
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* Copyright (c) 2005 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:  Gets the Signal strength indications
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*
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*/
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#ifndef BTMCBATTERY_H
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#define BTMCBATTERY_H
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#include <e32base.h>
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#include <etelmm.h>
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#include <e32property.h>
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#include <hwrmpowerstatesdkpskeys.h>
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class CBtmcPhoneStatus;
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/**
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*  CBtmcBattery for getting signal strength.
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*/
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NONSHARABLE_CLASS(CBtmcBattery) : public CActive
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    {
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    public:
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        /**
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        * Two-phased constructor.
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        */
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        static CBtmcBattery* NewL(
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            CBtmcPhoneStatus& aParent);
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        static CBtmcBattery* NewLC(
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            CBtmcPhoneStatus& aParent);
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        /**
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        * Destructor.
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        */
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        ~CBtmcBattery();
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        void GoActive();
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        /*
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        * returns current battery charge
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        */
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        TInt GetBatteryCharge();
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    protected:
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        /**
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        * From CActive. Called when asynchronous request completes.
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        * @since 3.0
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        * @param None
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        * @return None
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        */
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        void RunL();
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        void DoCancel();
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        TInt RunError(TInt aErr);
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    private:
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        /**
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        * C++ default constructor.
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        */
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        CBtmcBattery(
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            CBtmcPhoneStatus& aParent);
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        void ConstructL();
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        void ConvertToHFPScale(TInt &aStrength);
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    private:
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        CBtmcPhoneStatus& iParent;
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        RTimer iTimer;
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        RProperty iProperty;
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        EPSHWRMBatteryLevel iBatteryStrength;
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        TInt iCharge;
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    };
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#endif