/*

* Copyright (c) 2005-2006 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:  Observer interface for UI framework events

*

*/

#ifndef M_AIUIFRAMEWORKOBSERVER_H

#define M_AIUIFRAMEWORKOBSERVER_H

#include <e32def.h>

/**

 *  MAiUiFrameworkObserver observes UI framework events.

 *

 *  @since S60 v3.2

 */

class MAiUiFrameworkObserver

    {

public:

    /**

     * Event handler for resource change in UI framework.

     *

     * @param aType resource change type.

     */

    virtual void HandleResourceChange( TInt aType ) = 0;

    /**

     * Event handler for focus change event.

     *

     * @param aForeground ETrue if UI is foreground.

     */

    virtual void HandleForegroundEvent( TBool aForeground ) = 0;

protected:

    virtual ~MAiUiFrameworkObserver() {};

    };

#endif // M_AIUIFRAMEWORKOBSERVER_H