// Copyright (c) 2005-2009 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 FILES

#include "HWRMGenericAsyncObserver.h"

#include "HWRMTrace.h"

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

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

// CHWRMGenericAsyncObserver::CHWRMGenericAsyncObserver

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

// might leave.

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

//

CHWRMGenericAsyncObserver::CHWRMGenericAsyncObserver(RHWRMClient& aClient, 

                                                     TInt aCommand,

                                                     MHWRMGenericAsyncObserver* aCallback)

    : CActive(EPriorityStandard), 

      iCallback(aCallback),

      iCommand(aCommand),

      iClient(aClient)

    {

    COMPONENT_TRACE3(_L( "HWRM Client - CHWRMGenericAsyncObserver::CHWRMGenericAsyncObserver(0x%x, 0x%x, 0x%x)" ), &aClient, aCommand, aCallback);

    CActiveScheduler::Add(this);

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::CHWRMGenericAsyncObserver - return" ) );

    }

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

// CHWRMGenericAsyncObserver::NewL

// Two-phased constructor

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

//

EXPORT_C CHWRMGenericAsyncObserver* CHWRMGenericAsyncObserver::NewL(RHWRMClient& aClient, 

                                                           TInt aCommand,

                                                           TInt aInitialCommand,

                                                           MHWRMGenericAsyncObserver* aCallback)

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::NewLC()" ) );

    if ( !aCallback )

        {

        User::Leave(KErrBadHandle);

        }

	CHWRMGenericAsyncObserver* newInstance = new (ELeave) CHWRMGenericAsyncObserver(aClient, aCommand, aCallback);

	CleanupStack::PushL( newInstance );

	newInstance->ConstructL(aInitialCommand);

	CleanupStack::Pop();

    COMPONENT_TRACE2(_L( "HWRM Client - CHWRMGenericAsyncObserver::NewLC - return 0x%x" ), newInstance );

	return newInstance;

    }

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

// Destructor

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

//

CHWRMGenericAsyncObserver::~CHWRMGenericAsyncObserver()

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::~CHWRMGenericAsyncObserver()" ));

    Cancel();

    iCallback = NULL; // PCLint demands

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::~CHWRMGenericAsyncObserver - return" ) );

    }

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

// CHWRMGenericAsyncObserver::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CHWRMGenericAsyncObserver::ConstructL(TInt aInitialCommand)

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::ConstructL()" ));

    // Order notification

    OrderNotification();

    // Get initial value

    TPtr8 ptr( reinterpret_cast<TUint8*>(&iLatestStatus), sizeof(iLatestStatus), sizeof(iLatestStatus) );

    User::LeaveIfError(iClient.ExecuteOperation(aInitialCommand, TIpcArgs(&ptr)));

    if ( iCallback )

        {

        iCallback->AsyncRequestCompleted(iCommand, iLatestStatus);    

        }

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::ConstructL - return" ));

    }

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

// CHWRMGenericAsyncObserver::RunL

// Handle notification from server.

// No need for RunError, as RunL will never leave

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

//

void CHWRMGenericAsyncObserver::RunL()

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::RunL()" ));

    // Store value

    iLatestStatus = iStatus.Int();

    // Reorder notification

    OrderNotification();

    if ( iCallback )

        {

        iCallback->AsyncRequestCompleted(iCommand, iLatestStatus);    

        }

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::RunL - return" ) );

    }

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

// CHWRMGenericAsyncObserver::DoCancel

// Handle cancel order on this active object.

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

//

void CHWRMGenericAsyncObserver::DoCancel()

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::DoCancel()" ));

    // Nothing to do

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::DoCancel - return" ) );

    }

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

// CHWRMGenericAsyncObserver::OrderNotification

// Order new notification from CenRep.

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

//

void CHWRMGenericAsyncObserver::OrderNotification()

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::OrderNotification()" ));

    iClient.ExecuteAsyncOperation( iCommand, TIpcArgs(), iStatus );

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::OrderNotification - return" ) );

    }

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

// CHWRMGenericAsyncObserver::LatestStatus

// Return vibra status

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

//

TInt CHWRMGenericAsyncObserver::LatestStatus() const

    {

    COMPONENT_TRACE1(_L( "HWRM Client - CHWRMGenericAsyncObserver::LatestStatus()" ));

    COMPONENT_TRACE2(_L( "HWRM Client - CHWRMGenericAsyncObserver::LatestStatus - return 0x%x" ), iLatestStatus );

    return iLatestStatus;

    }

// End of File