/*

* Copyright (c) 2002-2009 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:  common query and condition definitions for MdE

*

*/

#ifndef __MDCQUERY_H__

#define __MDCQUERY_H__

#include "mdscommoninternal.h"

#include "mdcserializationtype.h"

NONSHARABLE_CLASS(TMdCCondition) : protected TMdCSerializationType

	{

	protected:

		TMdCCondition(TMdCStructTypes aType) : TMdCSerializationType( aType )

			{

			}

	public:

		/**

		 * Get condition reference from buffer. Doesn't change position of the 

		 * buffer. Doesn't do type check.

		 * 

		 * @param aBuffer serialization buffer

		 * 

		 * @return reference to condition

		 */

		IMPORT_C static const TMdCCondition& GetFromBufferL( 

				CMdCSerializationBuffer& aBuffer );

	public:

		TInt16 iConditionType;

		TInt16 iNegated;

	};

NONSHARABLE_CLASS(TMdCLogicCondition) : public TMdCCondition

	{

	public:

		IMPORT_C TMdCLogicCondition();

		IMPORT_C static const TMdCLogicCondition& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TInt16  iOperator;

		TUint32 iOptimizationFlags;

		TMdCValueUnion iChildConditions;

	};

NONSHARABLE_CLASS(TMdCObjectCondition) : public TMdCCondition

	{

	public:

		IMPORT_C TMdCObjectCondition();

		IMPORT_C static const TMdCObjectCondition& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TInt16 iConfidentialityLevel;

		TInt16 iCompareMethod;

		TUint32 iFlags;

		TMdCOffset iCondition;

	};

NONSHARABLE_CLASS(TMdCEventCondition) : public TMdCCondition

	{

	public:

		IMPORT_C TMdCEventCondition();

		IMPORT_C static const TMdCEventCondition& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TInt16 iCompareMethod;

		TItemId iEventId;

		TDefId iEventDefId;

		TMdCOffset iCreationTimeRange;

		TMdCOffset iObjectCondition;

		TMdCOffset iSourceCondition;

		TMdCOffset iParticipantCondition;

		TMdCOffset iUriCondition;

	};

NONSHARABLE_CLASS(TMdCPropertyCondition) : public TMdCCondition

	{

	public:

		IMPORT_C TMdCPropertyCondition();

		IMPORT_C static const TMdCPropertyCondition& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TDefId iObjectDefId;

		TDefId iPropertyDefId;

		TMdCOffset iCondition;

	};

NONSHARABLE_CLASS(TMdCRelationCondition) : public TMdCCondition

	{

	public:

		IMPORT_C TMdCRelationCondition();

		IMPORT_C static const TMdCRelationCondition& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TUint16 iObjectSide;

		TDefId iRelationDefId;

		TItemId iRelationId;

		TMdCValueUnion iRelationIds; // IN

		TMdCOffset iGuid;

		TMdCOffset iParameterRange;

		TMdCOffset iLeftObjectCondition;

		TMdCOffset iRightObjectCondition;

		TMdCOffset iLastModifiedDateRange;

	};

NONSHARABLE_CLASS(TMdCSearchCriteria) : protected TMdCSerializationType

	{

	public:

		IMPORT_C TMdCSearchCriteria();

		IMPORT_C static const TMdCSearchCriteria& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TInt16 iQueryResultType;

		TInt16 iQueryType;

		TDefId iNamespaceDefId;

		TDefId iObjectDefId;

		TMdCValueUnion iObjectDefIds;

		TUint32 iLimit;

		TUint32 iOffset;

		TUint32 iOptimizationFlags;

		TMdCOffset iRootCondition;

		TMdCValueUnion iOrderRules;

		TMdCValueUnion iPropertyFilters;

	};

NONSHARABLE_CLASS(TMdCOrderRule) : protected TMdCSerializationType

	{

	public:

		IMPORT_C TMdCOrderRule();

		IMPORT_C static const TMdCOrderRule& GetFromBufferL( CMdCSerializationBuffer& aBuffer );

		IMPORT_C void SerializeL(CMdCSerializationBuffer& aBuffer);

		IMPORT_C void DeserializeL(CMdCSerializationBuffer& aBuffer);

	public:

		TInt16 iOrderRule;

		TBool iAscending;

		TBool iCaseSensitive;

		TDefId iPropertyDefId;

	};

#endif /*__MDCQUERY_H__*/