/*

* Copyright (c) 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:

*

*/

#include <startupdomainpskeys.h>

#include <flogger.h>

#include <w32std.h>

#include "tsbacksteppingactivation.h"

#include "tsbackstepping.h"

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

// CBacksteppingActivation::NewL

// Two-phased constructor.

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

//

EXPORT_C CTsBacksteppingActivation* CTsBacksteppingActivation::NewL( 

                                            MTsWindowGroupsMonitor &aMonitor )

{

    CTsBacksteppingActivation* self = 

        new( ELeave ) CTsBacksteppingActivation( aMonitor );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

}

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

// CTsBacksteppingActivation::CTsBacksteppingActivation

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CTsBacksteppingActivation::CTsBacksteppingActivation( 

                                            MTsWindowGroupsMonitor &aMonitor ) 

:

    CActive( EPriorityLow ),

    iMonitor( aMonitor )

    {

    CActiveScheduler::Add( this );

    }

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

// CTsBacksteppingActivation::ConstructL()

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

//

void CTsBacksteppingActivation::ConstructL() 

    {

    User::LeaveIfError( iProperty.Attach( KPSUidStartup, KPSIdlePhase1Ok ) );

    iStatus = KRequestPending;

    SetActive();

    TRequestStatus* status( &iStatus );

    User::RequestComplete( status, KErrNone );

    }

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

// CTsBacksteppingActivation::~CTsBacksteppingActivation

// Destructor

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

//

EXPORT_C CTsBacksteppingActivation::~CTsBacksteppingActivation()

    {

    Cancel();

    delete iEngine;

    iProperty.Close();

    }

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

// CBacksteppingActivation::DoCancel

// 

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

//

void CTsBacksteppingActivation::DoCancel()

    {

    if( IsActive() && iProperty.Handle() ) 

        {

        iProperty.Cancel();

        }

    }

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

/**

 * @see CActive.

 */

void CTsBacksteppingActivation::RunL()

{

    User::LeaveIfError( iStatus.Int() );

    TInt state( ~EIdlePhase1Ok );

    User::LeaveIfError( iProperty.Get( state ) );

    if( EIdlePhase1Ok == state )

        {

        if( 0 == iEngine )

            {

            iEngine = CTsBackstepping::NewL( iMonitor );

            }

        } 

    else

        {

        delete iEngine;

        iEngine = 0;

        }

    Subscribe();

    }

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

/**

 * @see CActive::RunError(TInt)

 */

TInt CTsBacksteppingActivation::RunError( TInt aError )

    {

    if (KErrCancel != aError) 

        {

        Subscribe();

        }

    return KErrNone;

    }

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

void CTsBacksteppingActivation::Subscribe()

    {

    iProperty.Subscribe( iStatus );

    SetActive();

    }

// end of file