// Copyright (c) 2007-2009 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:

// Generic parameter set base classes.

// XParameterSetBase exists to support interworking with old CSubConParameterSet classes.

// XParameterSet has richer functionality so should be used for all new applications of Parameter Sets.

// 

//

/**

 @file

 @internalTechnology

*/

#ifndef __ES_PARAMETERSET_H

#define __ES_PARAMETERSET_H

#include <comms-infras/metadata.h>

class XParameterSetBase : public Meta::SMetaDataECom

	{

	};

const TInt KParameterSetTypeUid = 0x10272F44;

class XParameterSet : public XParameterSetBase

	{

public:

	IMPORT_C virtual ~XParameterSet();

	// Updates this parameter set with new information. The interpretation and 

	//  importance of new information may depend on type-specific interpretation

	//  of the fields in the object (e.g. a field somehow marked "unknown" in the new

	//  set should not be copied to this set, or some kind of lock on a

	//  field in this set should prevent that field being copied from the

	//  new set).

	//

	// This base implementation asserts, so as to force the consideration of this

	//  function for derived types.

	IMPORT_C virtual void UpdateWithL(const XParameterSet& aRhsBase);

	IMPORT_C virtual TInt AppendPrintableTo(TDes& aDestination) const;

	IMPORT_C virtual TInt _extension(TUid aExtensionId, TAny*& aReturnedExtension);

protected:

    // It's necessary to expose the typeid table to child classes so they can refer to it in their attribute tables (so IsTypeOf() works)

	EXPORT_TYPEID_TABLE

	};

#endif // __ES_PARAMETERSET_H