/*

* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

*

*/

/**

 @file

 @internalComponent

 @released

*/

#ifndef __F32AGENTDATA_H__

#define __F32AGENTDATA_H__

#include <f32file.h>

#include <caf/agentinterface.h>

namespace ContentAccess

	{

	class TVirtualPathPtr;

	class CF32AgentUi;

	/**

	 F32 agent implementation of the CAgentData class used to read

	 plaintext files

	 @internalComponent

	 @released

	 */

	class CF32AgentData : public CAgentData

		{

	public:

		static CF32AgentData* NewL(const TVirtualPathPtr& aVirtualPath, TContentShareMode aShareMode);

		static CF32AgentData* NewL(RFile& aFile, const TDesC& aUniqueId);

		~CF32AgentData();

	public: // From CAgentData

		virtual TInt Read(TDes8& aDes);

		virtual TInt Read(TDes8& aDes,TInt aLength);

		virtual void Read(TDes8& aDes, TRequestStatus& aStatus);

		virtual void Read(TDes8& aDes, TInt aLength, TRequestStatus& aStatus);

		virtual void ReadCancel(TRequestStatus& aStatus);

		virtual void DataSizeL(TInt& aSize);

#ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

		virtual void DataSize64L(TInt64& aSize);

#endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

		virtual TInt Seek(TSeek aMode,TInt& aPos);

#ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

		virtual TInt Seek64(TSeek aMode,TInt64& aPos);

#endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

		virtual TInt SetProperty(TAgentProperty aProperty, TInt aValue);

		virtual TInt EvaluateIntent(TIntent aIntent);

		virtual TInt ExecuteIntent(TIntent aIntent);

		virtual TInt GetAttribute(TInt aAttribute, TInt& aValue);

		virtual TInt GetAttributeSet(RAttributeSet& aAttributeSet);

		virtual TInt GetStringAttribute(TInt aAttribute, TDes& aValue);

		virtual TInt GetStringAttributeSet(RStringAttributeSet& aStringAttributeSet);

		virtual TInt Read(TInt aPos, TDes8& aDes, TInt aLength, TRequestStatus& aStatus);

#ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API		

		virtual TInt Read64(TInt64 aPos, TDes8& aDes, TInt aLength, TRequestStatus& aStatus);

#endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

	private:

		CF32AgentData();

		void ConstructL(const TVirtualPathPtr& aVirtualPath, TContentShareMode aShareMode);

		void ConstructL(RFile& aFile, const TDesC& aUniqueId);

		CF32AgentUi& AgentUiL();

	private:

		/** Handle to the filesystem */

		RFs iFs;

		/** RFile object */

#ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

		RFile64 iFile;

#else

		RFile   iFile;

#endif //SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API 

		CVirtualPath* iVirtualPath;

		CF32AgentUi* iAgentUi;

		};

} // namespace ContentAccess

#endif // __F32AGENTDATA_H__