/*

* 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:  

*

*

*/

#ifndef __MCSRUNNINGAPPSFSWMONITOR_H__

#define __MCSRUNNINGAPPSFSWMONITOR_H__

#include <e32property.h>

#include "menuengoperation.h"

//Forward declatations

class CMenuEng;

class MMcsRunningAppsHandler;   

/*

 * FSW hidden monitor. 

 * It cooperates with CMcsRunningAppsHandler. It updates FSW status for 

 * all applications and passes an array with FSW hidden applications 

 * UIDs to CMcsRunningAppsHandler

 */

NONSHARABLE_CLASS( CMcsRunningAppsFswMonitor ): public CActive, MMenuEngOperation

    {

public:

	/**

	*   Factory method.

	*/

    static CMcsRunningAppsFswMonitor* NewL( 

        CMenuEng& aEng, MMcsRunningAppsHandler* aRunningAppsHandler,

        TInt aPriority = EPriorityStandard);

    /**

    *   Destructor.

    */

    ~CMcsRunningAppsFswMonitor();

    /**

    * Checks if aUid is present in iFswHiddenApps array

    * @param aUid uid of an application

    * @return FSW hidden value

    */

    TBool IsFswHidden( TUid aUid );

private:

	/**

	*   Constructor.

	*/

	CMcsRunningAppsFswMonitor( 

	    CMenuEng& aEng, MMcsRunningAppsHandler* aRunningAppsHandler,

	    TInt aPriority );

	/**

	 * 2nd phase constructor

	 */

	void ConstructL();

private:    // from MMenuEngOperation

    /**

    * Execute engine operation:

    * Do the scan 

    */

    void RunMenuEngOperationL();

    /**

    * Error handling: ignore error.

    * @param aErr Error code.

    */

    void CompletedMenuEngOperation( TInt aErr );

private:    //from CActive    

    /**

    *   It is called if FSW status property changes

    */

    void RunL();

    /**

    * Error handling: ignore error.

    * @param aErr Error code.

    */

    TInt RunError( TInt aError );

    /**

    *   Provides Active object safe cancellation

    */

    void DoCancel();

private:

    /**

    *   It activates the object, requests an event from the windowserver.

    */

    void Start();  

    /**

     * Fills iFswHiddenApps array with UIDs of FSW hidden applications

     * and passes this array to CMcsRunningAppsHandler

    */

    void UpdateFswHiddenApplicationsL();

private://data

    /*

    * engine. not own

    */

    CMenuEng& iEng ; ///< Engine.

    /*

     * own 

     */

    RArray<TUid> iFswHiddenApps;

    /**

    * FSW status change listener property

    */

    RProperty iFSWStatusProperty;    

    /*

     * not own

     */

    MMcsRunningAppsHandler* iRunningAppsHandler;

    };

#endif // __MCSRUNNINGAPPSFSWMONITOR_H__