/*

* Copyright (c) 2005 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:    Active class to launch the map and listen for user selection

 *

*/

#ifndef __LOCATIONACTIVESELECTOR_H__

#define __LOCATIONACTIVESELECTOR_H__

// INCLUDES

#include "calenselectionobserver.h"

#include <mnprovider.h>

#include <AknServerApp.h>				// MAknServerAppExitObserver

// FORWARD DECLARATIONS

class CMnMapView;

class TPosition;

class CPosLandmark;

class CCalenGlobalData;

// CLASS DECLARATION

/**

 * The asynchronous operation handler class to launch the map

 *

 */

class CCalenLocationActiveSelector : public CActive

    {

    public:

    	/**

         * Symbian 1st phase construction

         * @param aObserver Observer to callback once user selects the location

         */

    	static CCalenLocationActiveSelector* NewL(MCalenSelectionObserver& aObserver,

    												MAknServerAppExitObserver& aExitObserver,

    												CCalenGlobalData& aGlobalData);

        /**

         * Destructor

         */

        ~CCalenLocationActiveSelector();

        // CActive-related methods

        /**

        * RunL method to handle the user selection

        */

        void RunL();

        /**

        * Cancel method to handle the user selection

        */

        void DoCancel();

        /**

        * Function to handle any errors in async request

        * @param aError   Error Code

        */

        TInt RunError( TInt aError );

		/**

        * Initiates selection operation

        * @param aProvider  Map Provider

        * 		 aPosition  Current position

        */

        void SelectL( CMnProvider& aProvider, 

        			  TPosition& aPosition,

        			  TBool isLaunchedFromEditors);

		/**

        * Initiates selection operation

        * @param aProvider  Map Provider

        */

		void SelectL( CMnProvider& aProvider,

		                CPosLandmark* aLandmarkToShow);

		/**

        * Disconnects from provider, when operation is completed

        */

        void Reset();

        /**

        * Reads all the landmarks from all the available databases in the system

        */

        void RetrieveAndAddLandMarksL(CMnMapView* aMapView,

                                        TBool isLaunchedFromEditors);

	private:

		 /**

         * C++ constructor

         * @param aObserver Observer to callback once user selects the location

         */

         CCalenLocationActiveSelector( MCalenSelectionObserver& aObserver,

         								MAknServerAppExitObserver& aExitObserver,

         								CCalenGlobalData& aGlobalData );

         /**

         * Symbian 2nd phase constructor

         */

         void ConstructL();

    private:

        MCalenSelectionObserver&   iObserver;

        MAknServerAppExitObserver& iExitObserver;

        CMnMapView*           iMapView;

        CCalenGlobalData& iGlobalData;

    };

#endif /* __LOCATIONACTIVESELECTOR_H__ */