/*

* 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:  Includes core class log iterator method.

*

*/

#ifndef _LOGITER_H

#define _LOGITER_H

/**

* Forward declarations

*/

class CBase ;

class CActive ;

class CLogClient ;

class CLogViewEvent ;

class CLogViewRecent ;

class RFs ;

class CLogsEvent ;

/**

* Logiterator class, used by the core class for getlist api.

*/

class CLogIter : public CActive

    {

    public :

        /**

        * Two phase constructors

        *

        * @param aClient,  CLogClient handle for log database

        * @param aRecent , CLogViewRecent handle

        * @param aViewEvents ,CLogViewEvents handle

        */

        IMPORT_C static  CLogIter*  NewL() ;

        static CLogIter* NewLC() ;

        /**

        * NextL() method, used to iterate through getlis result

        */

        IMPORT_C CLogsEvent* NextL() ;

        /**

        * Reset.

        */

        IMPORT_C void Reset() ;

        /**

        * SetRecentView, function to set handle to recent view

        *

        * @param aRecentView, recentview handle

        */

        inline void SetRecentView(CLogViewRecent* aRecent)

            {

            iLogViewRecent = aRecent ;

            }

        /**

        * SetEvent , holds the updated event for Getevent and

        * Add Event

        *

        * @param aEvent, Updated event to be stored

        */

        IMPORT_C void  SetEventL(CLogsEvent* aEvent) ;

        /**

        * Event, gets the current event and handles the owner ship

        */

        inline CLogsEvent* Event()

            {

            /*CSapiEvent *temp = iEvent ;

            iEvent = NULL ;*/

            return iEvent;

            }

        /**

        * GetRfs, gets the handle to the file server

        * subsession

        */

        inline RFs& GetRFs(void)

            {

            return iFs ;

            }

        /**

        * SetLogClient , sets the handle to  logview client

        */

        void SetLogClient(CLogClient *aClient) ;

        /**

        * SetLogViewEvents, sets the handle to view the events

        *

        * @param CLogViewEvent , handle to view the events

        */

        void SetLogViewEvents(CLogViewEvent *aEvent) ;

        /**

        * SetLogViewRecent, sets the handle to the recent view

        *

        * @param aRecentView, recent view handle

        */

        void SetLogRecentView(CLogViewRecent *aRecent) ;

        /**

        * Set the task associated with this iterator

        *

        * @param aTaskId, task ID (GetEvents, ReadRecent , etc.,)

        */

        inline void SetTaskId(TUint aTaskId)

            {

            iTaskId = aTaskId ;

            }

        /**

        * CountL function

        */

        inline TInt CountL()

            {

            return iCount;

            }

        /**

        * Default destructor

        */

        ~CLogIter() ;

        /**

        * From CActive

        */

        void RunL() ;

        /**

        * From CActive

        */

        void DoCancel() ;

    protected :

        /**

        * Default constructor

        */

        CLogIter()   ;

        /**

        *ConstructL() , to construct the member funtions

        */

        void ConstructL() ;

    private :

        /**

        * Private member variables

        */

        CActiveSchedulerWait* iScheduler;

        CLogViewEvent*  iLogViewEvents ;

        CLogViewRecent* iLogViewRecent ;

        CLogClient*     iLogClient ;

        CLogsEvent* iEvent ;

        RFs  iFs ;

        TInt iTaskId ;

        TInt iCount ;

        TInt iOps ;

};

#endif