/*

* 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:  The API supports attributes not present in MCS from SAT Api

*

*/

#ifndef __MCSDRMSCANNER_H__

#define __MCSDRMSCANNER_H__

#include <e32base.h>

#include "menuengoperation.h"

#include "mcsmenuitem.h"

class CMenuSrvEngUtils;

class CMenuSrvEng;

class TAppItem;

/**

 * Interface for updating Now Playing entry after Publish&Subscribe events.

 *

 * @since S60 v3.2

 */

class MMcsDrmAppScanner

    {

public:

    virtual void HandleDrmAppEvent() = 0;  

    };

/**

 *  DRM Scanner Active Object.

 *  @lib mcsmenu.lib

 *  @since S60 v5.0

 */

NONSHARABLE_CLASS( CMcsDrmScanner ) : 

    public CActive,

    public MMenuEngOperation

    {

public:

    /**

     * Creates an instance of CMcsDrmScanner implementation.

     *

     * @since S60 v5.0

     */

    static CMcsDrmScanner* NewL( 

        MMcsDrmAppScanner& aObserver, 

        CMenuSrvEng& aSrvEng,

        CMenuSrvEngUtils& aUtils );

    /**

     * Destructor.

     */

    virtual ~CMcsDrmScanner();

    const RArray<TUid>& DrmExpiredAppArray();

    const RArray<TUid>& DrmProtectedAppArray();

    void Scan();

    void RemoveObserverAndScanL( TUid aUid );

private:

   /**

    * Execute engine operation:

    */

    void RunMenuEngOperationL();

    /**

    * Error handling: ignore error.

    * @param aErr Error code.

    */

    void CompletedMenuEngOperation( TInt aErr );

    /**

     */

    void ScanDrmApplicationsL();

    /**

     */

    void GetMcsAppItemsL( RArray<TMenuItem>& aArray );

private:

    /**

     * Constructor.

     *

     * @since S60 v5.0

     */

    CMcsDrmScanner( 

        MMcsDrmAppScanner& aObserver, 

        CMenuSrvEng& aSrvEng,

        CMenuSrvEngUtils& aUtils );

    /**

     * Symbian 2nd phase constructor.

     */

    void ConstructL();

private: // From CActive.

    /**

     * From CActive.

     */

    void DoCancel();

    /**

     * From CActive.

     */

    void RunL();      

    /**

    * Error handling: ignore error.

    * @param aErr Error code.

    */

    TInt RunError( TInt aError );

private: 

    void GetAppItemsL( 

        RArray<TMenuItem>& aItemArray, 

        RArray<TAppItem>& aAppItemArray );

    void GetUidsL( 

        RArray<TAppItem>& aAppItemArray, 

        RArray<TUid>& aUidArray );

    TBool RemoveNotExistingApps( 

        RArray<TUid>& aArrayToModify, 

        const RArray<TUid>& aUidArray );

    TBool RemoveChangedApps( );

    TBool RemoveMissingApps( const RArray<TUid>& aUidArray );

    TBool CheckDrmAppsL( const RArray<TAppItem>& aUidArray );

private:    

private:

    /**

     * Interface for notifying changes.

     * Not own.

     */

    MMcsDrmAppScanner& iObserver;     

    CMenuSrvEng& iSrvEng;

    CMenuSrvEngUtils& iUtils;

    RArray<TUid> iNotProtectedAppArray;

    RArray<TUid> iDrmExpiredAppArray;

    RArray<TUid> iDrmProtectedAppArray;

    RArray<TUid> iChangedAppArray;

    TBool iOpStatus;

    };

NONSHARABLE_CLASS( TAppItem )

    {

    public:

    TAppItem( TInt aId, TUid aUid ): iId(aId), iUid(aUid) {};

    TInt Id() const

    {

        return iId;

    };

    TUid Uid() const

    {

        return iUid;

    };

    private:

    TInt iId;

    TUid iUid;

    };

#endif // __MCSDRMSCANNER_H__

// End of File