/*

* Copyright (c) 2006-2007 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:  Header file for location SAPI core implementation.

*

*/

#ifndef LOCATIONSERVICEHANDLER_H

#define LOCATIONSERVICEHANDLER_H

#include <liwserviceifbase.h>

/**

 * InerfaceName ILocation

 * Contenttypes Service.Location

 */

_LIT8(KLsInterfaceName , "ILocation") ;

_LIT8(KLocationContents , "Service.Location") ;

/**

 * A const member which holds max supported to be stored as part of 

 * iPositionGeneric  member of class CLocServiceHandler

 */

const TUint KMaxFields = 25 ;

/**

 * This is the  service interface to access location base service provider

 * this class is inherited from CLiwServiceIfBase class

 *

 * @lib ServiceHandler.lib depenedncy

 * @see CLiwServiceIfBase in liwserviceifbase.h file

 * 

 */

class CLocServiceHandler  : public CLiwServiceIfBase

    {

    public: 

      /**

       * Method to create 

       */

        static CLocServiceHandler* NewL();

        /**

         * Default destruct 

         */ 

       virtual ~CLocServiceHandler();

    public: 

        /**

         * Called by the LIW framework to initialise provider with necessary information 

         * from the Service Handler. This method is called when the consumer makes 

         * the attach operation.         

         *

         * @param aFrameworkCallback callback handle function

         * @param aInterest consumer application's intrest

         */

        virtual void InitialiseL(

            MLiwNotifyCallback& aFrameworkCallback,

            const RCriteriaArray& aInterest);

      /**

       * Executes generic service commands included in criteria, derived from CLiwServiceIfBase

       * 

       * @param aCmdId Command to be executed.

       * @param aInParamList Input parameters, can be an empty list.

       * @param aOutParamList Output parameters, can be an empty list.

       * @param aCmdOptions Options for the command, see KLiwOpt* in LiwCommon.hrh.

       * @param aCallback Callback for asynchronous command handling, parameter checking, etc.

       * 

       */

        virtual void HandleServiceCmdL(

            const TInt& aCmdId,

            const CLiwGenericParamList& aInParamList,

            CLiwGenericParamList& aOutParamList,

            TUint aCmdOptions = 0,

            const MLiwNotifyCallback* aCallback = NULL);

    private:

        /**

         * Private default constructor

         */ 

        CLocServiceHandler();

        /**

         * Internal CmdExecute function which parses  the input parameters

         * this function is called by HandleCmdL() function 

         *

         * @param aCmdId Command to be executed.

         * @param aInParamList Input parameters, can be an empty list.

         * @param aOutParamList Output parameters, can be an empty list.

         * @param aCmdOptions Options for the command, see KLiwOpt* in LiwCommon.hrh.

         * @param aCallback Callback for asynchronous command handling, parameter checking, etc.

         * @leave KErrArgument Callback is missing when required.

         * @leave KErrNotSupported No provider supports service.

         *

         */

         void CmdExecuteL(

         		const TInt& aCmdId,

            	const CLiwGenericParamList& aInParamList,

            	CLiwGenericParamList& aOutParamList,

            	TUint aCmdOptions ,

            	const MLiwNotifyCallback* aCallback);

    private:

        TBuf8<KMaxFields> iContentType;

    };

#endif //LOCATIONSERVICEHANDLER_H