usbclasses/usbbasicpersonality/inc/CUsbActiveBasicHandler.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 09:14:30 +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:  Header file for CUsbActiveBasicHandler
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*
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*/
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#ifndef C_CUSBACTIVEBASICHANDLER_H
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#define C_CUSBACTIVEBASICHANDLER_H
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#include "cusbpersonalityplugin.h"
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class RUsb;
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/**
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*  Class to handle basic personalities.
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*
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*  @lib euser.lib
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*  @since Series 60 3.0
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*/
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class CUsbActiveBasicHandler : public CUsbPersonalityPlugin
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    {
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public:  // Constructors and destructor
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    /**
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     * Two-phased constructor.
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     * @param aPersonalityParams Reference to the container class.
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     * @return pointer to created object
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     */
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    static CUsbActiveBasicHandler* NewL(TUsbPersonalityParams& aPersonalityParams);
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    /**
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     * Destructor.
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     */
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    virtual ~CUsbActiveBasicHandler();
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public: // from base class CUsbPersonality        
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    /**
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     * From CUsbPersonality
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     * Called when personality will be changed. In this personality 
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     * no actions is taken.
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     *
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     * @since Series 60 3.0
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     * @param aStatus Status of the ended operation.
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     */        
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    virtual void ConfirmPersonalityUnload(TRequestStatus& aStatus);
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    /**
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     * From CUsbPersonality
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     * Called by personality handler when personality start needs to be 
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     * prepared. Nothing is done in this personality.
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     *
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     * @since Series 60 3.0
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     * @param aStatus Status of the ended operation.
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     */
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    virtual void PreparePersonalityStart(TRequestStatus& aStatus);
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    /**
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     * From CUsbPersonality
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     * Called by personality handler when personality start needs to be 
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     * finished. For this personality: Show infonote to user.
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     *
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     * @since Series 60 3.0
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     * @param aStatus Status of the ended operation.
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     */
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    virtual void FinishPersonalityStart(TRequestStatus& aStatus);
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    /**
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     * From CUsbPersonality
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     * Called by personality handler when personality stop needs to be 
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     * prepared. For this personality: Do nothing.
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     *
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     * @since Series 60 3.0
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     * @param aStatus Status of the ended operation.
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     */
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    virtual void PreparePersonalityStop(TRequestStatus& aStatus);
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    /**
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     * From CUsbPersonality
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     * Called by personality handler when personality stop needs to be 
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     * finished. For this personality: Do nothing.
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     *
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     * @since Series 60 3.0
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     * @param aStatus Status of the ended operation.
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     */
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    virtual void FinishPersonalityStop(TRequestStatus& aStatus);
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    /**
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     * From CUsbPersonality
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     * State change notify
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     *
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     * @since Series 60 3.0
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     * @param aState state of the device
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     */
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    virtual void StateChangeNotify( TUsbDeviceState aState );
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public: // from base class CActive
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    /**
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     * From CActive.
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     * Left empty in this implementation.
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     *
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     * @since Series 60 3.0
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     */
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    void RunL();
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    /**
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     * From CActive.
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     * Left empty in this implementation.
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     *
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     * @since Series 60 3.0
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     * @param aError the error returned
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     * @return error
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     */
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    TInt RunError( TInt /*aError*/ );
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    /**
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     * From CActive
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     * Left empty in this implementation.
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     *
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     * @since Series 60 3.0        
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     */
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    void DoCancel();
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protected:
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    /**
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     * C++ default constructor (no implementation provided).
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     */
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    CUsbActiveBasicHandler(TUsbPersonalityParams& aPersonalityParams);
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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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    // Prohibit copy constructor when not deriving from CBase.
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    CUsbActiveBasicHandler( const CUsbActiveBasicHandler& );
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    // Prohibit assigment operator when not deriving from CBase.
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    CUsbActiveBasicHandler& operator=( const CUsbActiveBasicHandler& );
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private:    // Data
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    /**
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     * Request to completed later
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     */
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    TRequestStatus* iRequestStatus;
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    };
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#endif   // USBACTIVECDCHANDLER_H
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// End of File