--- /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 <coedef.h>
+
+/**
+ * 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