/*

* Copyright (c) 2004-2007 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 "cserveridleguard.h"

#include "cimageprintbody.h"

#include "tidleevent.h"

#include "clog.h"

#include "tmessagewrp2.h"

CServerIdleGuard* CServerIdleGuard::NewL( CImagePrintBody& aEngine )

    {	

	CServerIdleGuard* self = new ( ELeave ) CServerIdleGuard( aEngine );

    CleanupStack::PushL( self );

    self->ConstructL();

	CleanupStack::Pop();    // self

    return self;

    }

CServerIdleGuard::CServerIdleGuard( CImagePrintBody& aEngine ) : iEngine( aEngine ),

														iRequestActive( EFalse )

    {

    }

CServerIdleGuard::~CServerIdleGuard()

    { 

    LOG("CServerIdleGuard::~CServerIdleGuard begin");

    iBuffer.Close();

    LOG("CServerIdleGuard::~CServerIdleGuard end");  

    }

void CServerIdleGuard::ConstructL()

    {

    }

void CServerIdleGuard::StatusEvent( const TEvent &aEvent, TInt aError, TInt aMsgCode )

	{

	LOG("CServerIdleGuard::StatusEvent begin");		

	LOG1("CServerIdleGuard::StatusEvent aError: %d", aError);

	LOG1("CServerIdleGuard::StatusEvent aMsgCode: %d", aMsgCode);	

	LOG1("CServerIdleGuard::StatusEvent aEvent.iProtocol: %d", aEvent.iProtocol);

	LOG1("CServerIdleGuard::StatusEvent aEvent.iSeverity: %d", aEvent.iSeverity);

	LOG1("CServerIdleGuard::StatusEvent aEvent.iEventType: %d", aEvent.iEventType);				

	TRAPD( err, DoStatusEventL( aEvent, aError, aMsgCode ) );					

	LOG1("CServerIdleGuard::StatusEvent DoStatusEventL's TRAP err: %d", err);					

	Process( err );

	LOG("CServerIdleGuard::StatusEvent end");

	}

void CServerIdleGuard::Guard( TMessageWrp2& aMessage )

	{

	LOG("CServerIdleGuard::Guard begin");

	if( iMessage ) iMessage->SetDisposable( ETrue );			

	iMessage = &aMessage;			

	iRequestActive = ETrue;

	iEngine.RegisterIdleObserver( this );

	if( iBuffer.Count() )

		{

		LOG("CServerIdleGuard::Guard before Process");

		Process();

		LOG("CServerIdleGuard::Guard after Process");	

		}

	LOG("CServerIdleGuard::Guard end");	

	}

void CServerIdleGuard::Stop()

	{

	LOG("CServerIdleGuard::Stop begin");		

	if( iRequestActive )

		{

		LOG("CServerIdleGuard::Stop cancelling...");

		iMessage->Complete( KErrCancel );

		iRequestActive = EFalse;

		}

	iEngine.RegisterIdleObserver( NULL );		

	LOG("CServerIdleGuard::Stop end");

	}	

void CServerIdleGuard::DoStatusEventL( const TEvent &aEvent, TInt aError, TInt aMsgCode )

	{

	LOG("CServerIdleGuard::DoStatusEventL begin");

	TIdleGuardData data;

	data.iEvent = aEvent;

	data.iError = aError;

	data.iMsgCode = aMsgCode;

	User::LeaveIfError( iBuffer.Append( data ) );

	LOG("CServerIdleGuard::DoStatusEventL end");				

	}

void CServerIdleGuard::Process( TInt aErr )

	{

	LOG("CServerIdleGuard::Process begin");

	if( aErr )

		{

		LOG1("CServerIdleGuard::Process aErr: %d", aErr);

		iMessage->Complete( aErr );

		iRequestActive = EFalse;

		}

	else

		{

		LOG("CServerIdleGuard::Process calling DoProcessL");

		TRAPD( err, DoProcessL() );

		LOG1("CServerIdleGuard::Process DoProcessL's TRAP err: %d", err);

		if( err )

			{

			iMessage->Complete( err );

			iRequestActive = EFalse;

			}	

		}

	LOG("CServerIdleGuard::Process end");	

	}

void CServerIdleGuard::DoProcessL()

	{

	LOG("CServerIdleGuard::DoProcessL begin");

	if( iBuffer.Count() && iRequestActive )

		{

		LOG("CServerIdleGuard::DoProcessL step 1");																

		TPtr8 ptr(reinterpret_cast<TUint8*>(&(iBuffer[0])), sizeof(iBuffer[0]), sizeof(iBuffer[0]));

		LOG("CServerIdleGuard::DoProcessL step 2");

		iMessage->WriteL( 0, ptr );

		LOG("CServerIdleGuard::DoProcessL step 3");				

		iMessage->Complete( KErrNone );

		LOG("CServerIdleGuard::DoProcessL step 4");

		iRequestActive = EFalse;

		LOG("CServerIdleGuard::DoProcessL step 5");

		iBuffer.Remove( 0 );

		LOG("CServerIdleGuard::DoProcessL step 6");

		}

	LOG("CServerIdleGuard::DoProcessL end");	

	}

//  End of File