/*

 *

#include <usbman.h>

#include <d32usbdi_errors.h>

#include <d32otgdi_errors.h>

#include "cusbmessagenotificationobserver.h"

#include "definitions.h" 

#include "debug.h"

#include "panic.h"

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// 

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//

CUsbMessageNotificationObserver::CUsbMessageNotificationObserver(RUsb* aUsb) :

    CActive(EPriorityStandard), iUsb(aUsb)

    {

    CActiveScheduler::Add(this);

    }

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// 

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void CUsbMessageNotificationObserver::ConstructL()

    {

    }

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// 

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//

CUsbMessageNotificationObserver* CUsbMessageNotificationObserver::NewL(

        RUsb* aUsb)

    {

    CUsbMessageNotificationObserver* self =

            new (ELeave) CUsbMessageNotificationObserver(aUsb);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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// 

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//

CUsbMessageNotificationObserver::~CUsbMessageNotificationObserver()

    {

    Cancel();

    iObservers.Close();

    }

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// 

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void CUsbMessageNotificationObserver::SubscribeL(

        MUsbMessageNotificationObserver& aObserver)

    {

    if (KFirst == iObservers.Count()) // first item

        {

        iUsb->MessageNotification(iStatus, iMessage);

        SetActive();

        }

    }

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// 

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void CUsbMessageNotificationObserver::UnsubscribeL(

        MUsbMessageNotificationObserver& aObserver)

    {

    if (0 == iObservers.Count()) // no items

        {

        // cancel pending request

        Cancel();

        }

    }

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//

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void CUsbMessageNotificationObserver::RunL()

    {

    // if error occured, tell to Observers

        {

        for (TInt i(0); i < iObservers.Count(); ++i)

        return;

        }

    TInt message(iMessage);

    // re-issue request first

    iUsb->MessageNotification(iStatus, iMessage);

    SetActive();

    // then process property change

    switch (message)

        {

        case KErrUsbBadHubPosition:

            {

            for (TInt i(0); i < iObservers.Count(); ++i)

                {

                iObservers[i]->BadHubPositionL();

                }

            break;

            }

        case KErrUsbOtgVbusError:

            {

            for (TInt i(0); i < iObservers.Count(); ++i)

                {

                iObservers[i]->VBusErrorL();

                }

            break;

            }

        case KUsbMessageSrpReceived:

            {

            for (TInt i(0); i < iObservers.Count(); ++i)

                {

                iObservers[i]->SrpReceivedL();

                }

            break;

            }

        case KUsbMessageRequestSession:

            {

            for (TInt i(0); i < iObservers.Count(); ++i)

                {

                iObservers[i]->SessionRequestedL();

                }

            break;

            }

            // notify states with other messages  

        default:

            {

            for (TInt i(0); i < iObservers.Count(); ++i)

                {

                iObservers[i]->MessageNotificationReceivedL(message);

                }

            break;

            }

        }

    }

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// 

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void CUsbMessageNotificationObserver::DoCancel()

    {

    iUsb->MessageNotificationCancel();

    }

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// 

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TInt CUsbMessageNotificationObserver::RunError(TInt aError)

    {

    // try to recover and continue	

    return KErrNone;

    }