/*

* Copyright (c) 2007 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:  Class stores basic information about application

 *

*/

#ifndef BSAPPLICATIONINFO_H

#define BSAPPLICATIONINFO_H

/**

 *  Simple helper class used for keeping basic information in back stepping stack

 * 

 *  @since S60 3.2

 */

class CBSApplicationInfo : public CBase

    {

public:

    static CBSApplicationInfo* NewL();

    static CBSApplicationInfo* NewLC();

    /**

     * Destructor.

     */

    ~CBSApplicationInfo();

    /**

     * Set application UID

     *

     * @since S60 3.2

     * @param aApp application UID

     */

    void SetAppUid( const TUid& aApp );

    /**

     * Get application UID

     *

     * @since S60 3.2

     * @return application UID

     */

    TUid AppUid();

    /**

     * Set previous application UID

     * It is application that started application in question

     *

     * @since S60 3.2

     * @param aApp previous application UID

     */

    void SetPrevAppUid( const TUid& aApp );

    /**

     * Get previous application UID

     *

     * @since S60 3.2

     * @return previous application UID

     */

    TUid PrevAppUid();

    /**

     * Set item state of application.

     * It is a state that was activated when application gained focus

     * Item state is encoded in simple descriptor

     *

     * @since S60 3.2

     * @param aState application item state

     */

    void SetItemStateL( const TDesC8& aState );

    /**

     * Get item state of application.

     * It is a state that was activated when application gained focus

     * Item state is encoded in simple descriptor

     *

     * @since S60 3.2

     * @return application item state

     */

    const TDesC8& ItemState();

private:

    CBSApplicationInfo();

    void ConstructL();

private:

    // data

    /**

     * Applicatin UID

     */

    TUid iAppUid;

    /**

     * Previous applicatin UID

     */

    TUid iPrevAppUid;

    /**

     * Item State of application

     * Own. 

     */

    HBufC8* iItemState;

    };

#endif // BSAPPLICATIONINFO_H