/*

 *

#include <usbman.h>

#include "cusbhosteventnotificationobserver.h"

#include "definitions.h"

#include "debug.h"

#include "panic.h"

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// 

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//

CUsbHostEventNotificationObserver::CUsbHostEventNotificationObserver(

        RUsb* aUsb) :

    CActive(EPriorityStandard), iUsb(aUsb)

    {

    CActiveScheduler::Add(this);

    }

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// 

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void CUsbHostEventNotificationObserver::ConstructL()

    {

    }

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// 

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CUsbHostEventNotificationObserver* CUsbHostEventNotificationObserver::NewL(

        RUsb* aUsb)

    {

    CUsbHostEventNotificationObserver* self =

            new (ELeave) CUsbHostEventNotificationObserver(aUsb);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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// 

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CUsbHostEventNotificationObserver::~CUsbHostEventNotificationObserver()

    {

    Cancel();

    iObservers.Close();

    }

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void CUsbHostEventNotificationObserver::SubscribeL(

        MUsbHostEventNotificationObserver& aObserver)

    {

    iObservers.AppendL(&aObserver);

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

        {

        iUsb->HostEventNotification(iStatus, iEventInfo);

        SetActive();

        }

    }

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// 

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void CUsbHostEventNotificationObserver::UnsubscribeL(

        MUsbHostEventNotificationObserver& aObserver)

    {

    }

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//

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void CUsbHostEventNotificationObserver::RunL()

    {

            {

            }

    TDeviceEventInformation dei(iEventInfo);

    // re-issue request first

    iUsb->HostEventNotification(iStatus, iEventInfo);

    SetActive();

    // then process property change

    switch (dei.iEventType)

        {

        case EDeviceAttachment:

            {

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

                {

                iObservers[i]->DeviceAttachedL(dei);

                }

            break;

            }

        case EDeviceDetachment:

            {

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

                {

                iObservers[i]->DeviceDetachedL(dei);

                }

            break;

            }

        case EDriverLoad:

            {

            switch (dei.iDriverLoadStatus)

                {

                case EDriverLoadSuccess:

                    {

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

                        {

                        iObservers[i]->DriverLoadSuccessL(dei);

                        }

                    break;

                    }

                case EDriverLoadPartialSuccess:

                    {

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

                        {

                        iObservers[i]->DriverLoadPartialSuccessL(dei);

                        }

                    break;

                    }

                case EDriverLoadFailure:

                    {

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

                        {

                        iObservers[i]->DriverLoadFailureL(dei);

                        }

                    break;

                    }

                default:

                    {

                    }

                }

            break;

            }

        default:

            {

            }

        }

    }

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// 

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void CUsbHostEventNotificationObserver::DoCancel()

    {

    iUsb->HostEventNotificationCancel();

    }

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// 

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TInt CUsbHostEventNotificationObserver::RunError(TInt aError)

    {

    // try to recover and continue	

    return KErrNone;

    }