/*

* Copyright (c) 2006 - 2010 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:  Active object class used to manage asynchronous request.

*

*/

#include <e32property.h>

#include "usblcdactive.h"

#include <UsbWatcherInternalPSKeys.h>

#include <usbpersonalityids.h>

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

// Constructs a CUsbLcdActive object.

// ---------------------------------------------------------------------------

//

CUsbLcdActive* CUsbLcdActive::NewL(MLocodBearerPluginObserver& aObserver)

    {

    CUsbLcdActive* self = new (ELeave) CUsbLcdActive(aObserver);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

// ---------------------------------------------------------------------------

// Destructor

// ---------------------------------------------------------------------------

//

CUsbLcdActive::~CUsbLcdActive()

    {

    LOG_FUNC

    Cancel();

    iProperty.Close();

    }

// ---------------------------------------------------------------------------

// From class CActive

// ---------------------------------------------------------------------------

//

void CUsbLcdActive::DoCancel()

    {

    iProperty.Cancel();

    }

// ---------------------------------------------------------------------------

// RunL() From class CActive

// ---------------------------------------------------------------------------

//

void CUsbLcdActive::RunL()

    {

    LOG_FUNC

    TInt value;

    if( iStatus != KErrNone )

       {

       }

    else

       {

        TInt ret = iProperty.Get( value );

        iProperty.Subscribe(iStatus);

        SetActive();

        if (ret == KErrNone)

            { 

            HandleUsbPersonalityChange( value );

            }    

       }

    }

// ---------------------------------------------------------------------------

// From class CActive

// ---------------------------------------------------------------------------

//

TInt CUsbLcdActive::RunError( TInt /*aError*/ )

    {

    LOG_FUNC

    return KErrNone; 

    }

// ---------------------------------------------------------------------------

// Constructor

// ---------------------------------------------------------------------------

//

CUsbLcdActive::CUsbLcdActive(MLocodBearerPluginObserver& aObserver)

    : CActive(EPriorityStandard), iObserver(aObserver)

    {

    LOG_FUNC

    CActiveScheduler::Add( this );

    }

// ---------------------------------------------------------------------------

// Method to perform second phase construction.

// ---------------------------------------------------------------------------

//

void CUsbLcdActive::ConstructL()

    {  

    LOG_FUNC

    User::LeaveIfError(iProperty.Attach(KPSUidUsbWatcher, KUsbWatcherSelectedPersonality));

    Start();

    }

// ---------------------------------------------------------------------------

// Start() function is called to initiate RProperty subscription

// ---------------------------------------------------------------------------

//

void CUsbLcdActive::Start()

    {     

    LOG_FUNC

    iProperty.Subscribe(iStatus);

    SetActive();

    // Check the starting state

    TInt usbPersonalityId( KUsbWatcherSelectedPersonalityNone );

    TInt ret = iProperty.Get( usbPersonalityId );

    if ( ( ret == KErrNone ) && 

        ( usbPersonalityId != KUsbWatcherSelectedPersonalityNone ) )

        {

        HandleUsbPersonalityChange( usbPersonalityId ); 

        }

    }

// ---------------------------------------------------------------------------

// This function handles the USB active personality change, and notify LoCoD

// framework whether PC Suite is active 

// ---------------------------------------------------------------------------

//

void CUsbLcdActive::HandleUsbPersonalityChange( TInt aNewPersonalityId )

    {

    LOG_FUNC

    TBool isPcSuiteActive( EFalse );

    if ( ( aNewPersonalityId == KUsbPersonalityIdPCSuite ) ||

         ( aNewPersonalityId == KUsbPersonalityIdPCSuiteMTP ) )

        {

        isPcSuiteActive = ETrue;

        }

    iObserver.NotifyBearerStatus( ELocodBearerUSB, isPcSuiteActive );

    }

//End of file