diff -r 000000000000 -r f72a12da539e menufw/menufwui/mmwidgets/inc/mmvisibilityobserver.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/menufw/menufwui/mmwidgets/inc/mmvisibilityobserver.h Thu Dec 17 08:40:49 2009 +0200 @@ -0,0 +1,54 @@ +/* +* 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: receives key pressed notifications +* +*/ + +#ifndef M_MMVISIBILITYOBSERVER_H +#define M_MMVISIBILITYOBSERVER_H + +#include + +/** + * Interface for handling application changing background/foreground states. + * + * @code + * @endcode + * @lib + * @since S60 v3.0 + * @ingroup group_mmwidgets + */ +class MMmVisibilityObserver + { +public: + + /** + * Called when application goes into foreground (e.g options menu + * goes off or application is opened ). + * + * @since S60 v5.0 + */ + virtual void HandleForegroundGainedL() = 0; + + /** + * Called when application goes into background (e.g the options list + * is open and application view is dimmed). + * + * @since S60 v5.0 + */ + virtual void HandleBackgroundGainedL() = 0; + + }; + +#endif // M_MMVISIBILITYOBSERVER_H