--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/securitydialogs/lockapp/inc/lockappstateobserver.h Tue Jan 26 15:20:08 2010 +0200
@@ -0,0 +1,50 @@
+/*
+* 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: Interface for controls that want to be informed about lock status
+ *
+*/
+
+
+#ifndef __LOCKAPPSTATEOBSERVER_H__
+#define __LOCKAPPSTATEOBSERVER_H__
+
+// INCLUDES
+#include <e32std.h>
+#include <e32base.h>
+#include "lockapp.hrh"
+
+/**
+ * CLockAppStateObserver class offers a lockstate observer interface.
+ * All observer classes derived from MLockAppStateObserver should be added to
+ * the lockapp observer list in order to get notifications about lock state changes.
+ *
+ * @lib lockapp
+ * @since 5.0
+ * @author Joona Petrell
+ * @author Tamas Koteles
+ */
+class MLockAppStateObserver
+ {
+ public:
+
+ /**
+ * Lock status changes are handled trough HandleLockStatusChangedL method.
+ * Must be overriden by derived class for observing.
+ */
+ virtual void HandleLockStatusChangedL( TLockStatus aLockStatus ) = 0;
+
+ };
+
+#endif // __LOCKAPPSTATEOBSERVER_H__
+// End of File