/*

* Copyright (c) 2008 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:  Handler for notifier on Event

*

*/

#ifndef EVTNOTIFIERHANDLER_H

#define EVTNOTIFIERHANDLER_H

//  INCLUDES

#include <e32base.h> 

#include <apgcli.h>

#include <apacmdln.h>

#include <bacline.h>

#include <AknNotifierWrapper.h>

#include <s32mem.h>

#include "evtinfonoteparams.h"

#include "evthandlerserverconsts.h"

#include "evteventmanager.h"

#include "evtevent.h"

#include "evteventinfo.h"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION  PROTOTYPES

// FORWARD DECLARATIONS

class MEvtNotifierObserver;

class CEvtGlobalQuery;

// CLASS DECLARATION

/**

*  Handler for query on Event. This handler show query notifier

*  and return result to connect manager.

*

*  @since Series 60 9.1

*/

class CEvtNotifierHandler: public CActive

    {

    public:

    //Handler id

    enum THandlerType

        {

        EHandlerNotifier,   ///Device selection handler id

        EHandlerGlobalNote

        };

    public: 

        /**

        * Two-phase construction.

        */

        static CEvtNotifierHandler * NewL(

        	MEvtNotifierObserver& aNotifierObserver,

        	TEvtEventInfo aEventInfo );

        /**

        * Destructor

        */

        virtual ~CEvtNotifierHandler();

        /**

        * Check if Event is Launchable - Is it present and Active

        */

		TBool IsLaunchable();

        /**

        * Starting the Notifier

        */

        void StartEvtNotifierL();

    private:

        /**

        * From CActive

        */

        void RunL();

        /**

        * From CActive

        */

        void DoCancel();

        /**

        * From CActive

        */

        TInt RunError( TInt aError );

    private:

        /**

        * Second phase of the construction

        */

        void ConstructL( );

        /**

        * Private constructor

        */

        CEvtNotifierHandler(

        	MEvtNotifierObserver& aNotifierObserver,

        	TEvtEventInfo aEventInfo );

    private:

	    /**

		 * Notifier Observer.

		 */

        MEvtNotifierObserver& iNotifierObserver;

	    /**

		 * RNotifer Instance.

		 */

        RNotifier iNotifier;

	    /**

		 * Event Global Query.

		 * Owns:

		 */

        CEvtGlobalQuery* iEvtGlobalQuery;

	    /**

		 * Event's Info note object to internalize and externalize

		 * the information required by Info Note.

		 * Owns:

		 */

        CEvtInfoNoteInputParam* iInputParam;

	    /**

		 * Buffer which contains the Input parameters to notifier

		 * Owns:

		 */

        CBufFlat* iInputBuffer;

	    /**

		 * Response buffer to pass to the notifier

		 */

	    TBuf8<KEvtNotifierBufferLength>  iResponseBuffer;

	    /**

		 * Current Event's dynamic Info

		 */

	    TEvtEventInfo iEventInfo;

	    /**

		 * Handler type which can be either RNotifier or Global query

		 */

	    THandlerType iHandlerType;

	    /**

		 * Engine Class to get the Event object

		 * Owns:

		 */

	    CEvtEventManager* iEventManager;

	    /**

		 * Event object for which the notifier has to be launched

		 * Owns:

		 */

	    CEvtEvent* iEvent;

    };

#endif //EVTNOTIFIERHANDLER_H

// End of File