/*

* 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:  Implements concrete state

 *

*/

#ifndef C_USBSTATEHOSTDALAYHANDLE_H

#define C_USBSTATEHOSTDELAYHANDLE_H

#include "cusbotgwatcher.h"

#include "cusbstatehosthandle.h"

#ifndef STIF

#include "cusbnotifmanager.h"

#include "cusbtimer.h"

#else

#include "mockcusbnotifmanager.h"

#include "mockcusbtimer.h"

#endif

/**

 *  This class implements behaviour when some problem needs vbus drop in a while, and mostly, user action.

 *

 */

NONSHARABLE_CLASS( CUsbStateHostDelayHandle ) : public CUsbStateHostHandle,

      //  MWaitNotifierObserver,

        MUsbTimerObserver

// this means only one wait notifier at a time can be shown by this state, might be redesigned

    {

    friend class CtUsbOtgWatcher;

    friend class CUsbOtgWatcher;

public:

    /**

     * Two-phased constructor.

     * @param aWatcher owner

     */

    static CUsbStateHostDelayHandle* NewL(CUsbOtgWatcher* aWatcher);

    /**

     * Destructor.

     */

    virtual ~CUsbStateHostDelayHandle();

    // From MUsbTimerObserver

    /**

     * Call back when timer expired

     * @param aTimerId timer id

     */

    void TimerElapsedL(TUsbTimerId aTimerId);

    // From VBus observer

    /**

     * VBus down

     */

    void VBusUpL();

    /**

     * VBus down

     */

    void VBusDownL();

    /**

     * VBus error happened

     */

    void VBusErrorL();

    // From OTG state observer

    /**

     * VBus error happen

     */

    void AVBusErrorL();

    // From Host Event notification observer

    /**

     * Device is attached

     * @param aInfo Device event data

     */

    void DeviceAttachedL(TDeviceEventInformation aInfo);

    /**

     * Device is detached

     * @param aInfo Device event data

     */

    void DeviceDetachedL(TDeviceEventInformation aInfo);

    /**

     * Connected to hub in wrong level 

     */

    void BadHubPositionL();

    /**

     * SRP request received

     */

    void SrpReceivedL();

//from CUsbState

    /**

     * State id

     * @return state id

     */

    TUsbStateIds Id();

    /**

     * This is called when switched to this state, 

     * because If all conditions for transition to another state exist, nothing will 

     * trigger it and transition will not happen. This forces the transition in such cases.

     *

     */

    void JustAdvancedToThisStateL();

    /**

     * This is called when leaving this state, 

     *

     */

    void JustBeforeLeavingThisStateL();

    /**

     * handles issue

     */

    void DoHandleL();

private:

    /**

     * Default constructor

     * @param aWatcher owner

     */

    CUsbStateHostDelayHandle(CUsbOtgWatcher* aWatcher);

    /**

     * 2nd phase construction

     */

    void ConstructL();

private:

    // data

    /** 

     * too much power timer

     * own

     */

    CUsbTimer* iTooMuchPowerTimer;

    /** 

     * drivers not found

     * own

     */

    CUsbTimer* iDriversNotFoundTimer;

    };

#endif //  C_USBSTATEHOSTHANDLE_H