Symbian3/PDK/Source/GUID-74ACD63A-F45B-4F64-963B-0DCF0842A13B.dita
author Graeme Price <GRAEME.PRICE@NOKIA.COM>
Fri, 15 Oct 2010 14:32:18 +0100
changeset 15 307f4279f433
parent 14 578be2adaf3e
permissions -rw-r--r--
Initial contribution of the Adaptation Documentation.
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
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<!-- This component and the accompanying materials are made available under the terms of the License 
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"Eclipse Public License v1.0" which accompanies this distribution, 
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
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<!-- Initial Contributors:
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    Nokia Corporation - initial contribution.
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Contributors: 
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-->
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<!DOCTYPE task
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  PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd">
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<task id="GUID-74ACD63A-F45B-4F64-963B-0DCF0842A13B" xml:lang="en"><title>Creating
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an instance</title><prolog><metadata><keywords/></metadata></prolog><taskbody>
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<context><p>Create a new instance of Extended Light API is using <codeph>NewL()</codeph> or <codeph>NewLC()</codeph> method.
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If the instance require the status feedback from the lights, derive the instance
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of the API from the <codeph>MHWRMExtendedLight</codeph>.</p><p>The following
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code demonstrates how to create an instance of Extended Light API:</p><codeblock xml:space="preserve">#include HWRMExtendedLight.h //Link against HWRMExtendedLightClient.lib.
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class CNewApp : public CBase,
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                public MHWRMExtendedLightObserver
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    {
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    public:
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        CNewApp();
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        ~CNewApp();
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        void ConstructL();
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        static CNewApp* NewL();
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        // from MHWRMExtendedLightObserver
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        virtual void LightStatusChanged( TInt aTarget,
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                                         CHWRMExtendedLight::TLightStatus aStatus );
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    private:
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        CHWRMExtendedLight* iLight;
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    };
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</codeblock><p>Without a notification, the instance can be derived from <codeph>CBase</codeph> and
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created using <codeph>NewL()</codeph> or <codeph>NewLC()</codeph>.</p><codeblock xml:space="preserve">CHWRMExtendedLight* light = CHWRMExtendedLight::NewLC(); // No callbacks</codeblock></context>
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</taskbody></task>