/*
* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:  Implementation of the conctet state
 *
*/


#ifndef C_USBSTATEHOSTABASE_H
#define C_USBSTATEHOSTABASE_H

#include "cusbstate.h"

class CUsbOtgWatcher;
/**
 *  This class implements basic behaviour for states in Host role
 */
NONSHARABLE_CLASS( CUsbStateHostABase ) : public CUsbState
    {

public:

    /**
     * Destructor.
     */
    virtual ~CUsbStateHostABase();

protected:
    /**
     * default construction
     * @param aWatcher owner
     */
    CUsbStateHostABase(CUsbOtgWatcher* aWatcher);

    /**
     * second phase construction
     */
    void ConstructL();

    /**
     * Handles special situation (error, or something else)
     * @param aWhat to hande (id)
     */
    virtual void HandleL(TInt aWhat);

    //from CUsbState
    // From VBus observer
    /**
     * VBus down
     */
    virtual void VBusDownL();

    // From OTG state observer
    /**
     * Became to Idle when A
     */
    virtual void AIdleL();

    /**
     * VBus error happen
     */
    virtual void AVBusErrorL();

    // From bus activity observer
    /**
     * Bus is in idle
     */
    virtual void BusIdleL();
    /**
     * Bus active
     */
    virtual void BusActiveL();

    // From message notification observer
    /**
     * Message received
     * @param aMessage message id
     */
    virtual void MessageNotificationReceivedL(TInt aMessage);
    /**
     * Connected to hub in wrong level 
     */
    virtual void BadHubPositionL();
    /**
     * VBus error happened
     */
    virtual void VBusErrorL();
    /**
     * Session request received
     */
    virtual void SessionRequestedL();

    };

#endif //  C_USBSTATEHOSTABASE_H