// 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:

// CAgnPermanentData is a container to hold the handles/references 

// to data which is pre-created during server start-up when

// the Agenda server is started in non-transient mode.

// 

//

#include "agspermanentdata.h"

#include "agsfilemanager.h"

#include "calcommonimpl.h"

CAgnPermanentData* CAgnPermanentData::NewL(CAgnServer& aServer, CAgnServFileMgr& aFileMgr)

	{

	CAgnPermanentData* self = new (ELeave) CAgnPermanentData(aServer, aFileMgr);

	return self;

	}

CAgnPermanentData::CAgnPermanentData(CAgnServer& aServer, CAgnServFileMgr& aFileMgr)

 : iServer(aServer), iFileMgr(aFileMgr)

	{

	}

CAgnPermanentData::~CAgnPermanentData()

	{

	Close();

	}

void CAgnPermanentData::Close()

	{

	if (iFile)

		{

		iFileMgr.CloseAgenda(*iFile, ETrue);

		iFile = NULL;

		}

	}

/*

  Starts the creation of the pre-created data. In this case this means opening

  the default Agenda file and starting the index building process. Building

  the indices is asynchronously handled within the CAgnServFile object (iFile).

*/

void CAgnPermanentData::StartDataCreationL()

	{

	if (!iFile)

		{		

		CalCommon::TCalFileVersionSupport dummyStatus;

		iFile = &iFileMgr.OpenAgendaL(KDefaultSecureAgendaFileName(), iServer, dummyStatus);		

		iFile->DoStartBuildIndex();

		}

	}

/*

  Releases the file if it is being held open by this object.

@param Filename of Agenda file

*/

void CAgnPermanentData::ReleaseFileL(const TDesC& aFilename)

	{

	if (iFile && (aFilename.CompareF(iFile->FileName()) == 0))

		{

		Close();

		}

	}

/*

  Checks whether this object is the only one that is currently using

  aFilename.

@return ETrue if this is the only object referencing aFilename, EFalse otherwise.

*/

TBool CAgnPermanentData::IsOnlyClientOfFile(const TDesC& aFilename)

	{

	if (iFile)

		{

		if ((aFilename.CompareF(iFile->FileName()) == 0) && iFile->ReferenceCount() == 1)

			{

			return ETrue;

			}

		}

	return EFalse;

	}