// CImEncodedHeader.h

//

// Copyright (c) 2003-2009 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:

//

/**

 @file

 @internalTechnology 

*/

#ifndef __CIMENCODEDHEADER_H__

#define __CIMENCODEDHEADER_H__

#include <msvstore.h>	// CMsvStore

#include "MIUTHDR.H"

#if (defined SYMBIAN_MESSAGESTORE_HEADER_BODY_USING_SQLDB)

	class CCHeaderFields;

#endif 

// IMail-specific stream type within an IMail file store for CImEncodedHeader

const TUid KUidMsgFileIMailEncodedHeader = {0x101FD0E3};		// 270520547 decimal

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

class CImEncodedHeader : public CBase

/** Encapsulates an undecoded Internet Mail header.

This class encapsulates the 8 bit data of supported fields for the CImHeader

prior to decoding. It allows this information to populate an associated

CImHeader class for redecoding.

@internalTechnology

@released

*/

	{

public:

	static CImEncodedHeader* NewLC();

	static CImEncodedHeader* NewL();

	~CImEncodedHeader();

	void Reset();

	void InternalizeL(RMsvReadStream& aReadStream);

	void ExternalizeL(RMsvWriteStream& aWriteStream) const;

	void RestoreL(CMsvStore& aMessageStore);

	void StoreL  (CMsvStore& aMessageStore) const;

	// From field

	const TPtrC8 From() const;

	void SetFromL(const TDesC8& aFrom);

	// Subject field

	const TPtrC8 Subject() const;

	void SetSubjectL(const TDesC8& aSubject);

	// ReplyTo field

	const TPtrC8 ReplyTo() const;

	void SetReplyToL(const TDesC8& aReplyTo);

	void CopyFromHeaderL(

		const CImHeader& aFromHeader, TBool aDeleteExistingData = false);

	void CopyToHeaderL(CImHeader& aToHeader) const;

	void  SetDecodeCharset(TUint aCharset);

	TUint DecodeCharset() const;

	TUint16 Version() const;

	void SetVersion(TUint16 aVersion);

	TInt DataSize() const;

	CDesCArray& ToRecipients ();

	CDesCArray& CcRecipients ();

	CDesCArray& BccRecipients();

	const CDesCArray& ToRecipients () const;

	const CDesCArray& CcRecipients () const;

	const CDesCArray& BccRecipients() const;

#if (defined SYMBIAN_MESSAGESTORE_HEADER_BODY_USING_SQLDB)

	void StoreEncodedDBL  (CMsvStore& aMessageStore) const;

	void ReStoreEncodedDBL(CMsvStore& aMessageStore);

	void CreateEncodedArrayListL(TPtrC16 aEncodedStr ,TInt aI);

	TInt EncodedBufSize()const;

#endif 

private:

	CImEncodedHeader();

	void ConstructL();

	friend void CopyArrayL(const CDesCArray& aSource, CDesCArray& aDestination);

private:

	TUint16     iVersion;

	HBufC8*     iFrom;

	HBufC8*     iSubject;

	HBufC8*     iReplyTo;

	CDesCArray* iTo;

	CDesCArray* iCc;

	CDesCArray* iBcc;

	TUint       iDecodeCharset;

	};

#endif