--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vtuis/videotelui/inc/features/mvtuifeature.h	Mon Nov 23 14:47:47 2009 +0200
@@ -0,0 +1,86 @@
+/*
+* Copyright (c) 2004-2006 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 handling features
+*
+*/
+
+
+#ifndef MVTUIFEATURE_H
+#define MVTUIFEATURE_H
+
+//  INCLUDES
+#include <e32std.h>
+
+#include "tvtuifeatureids.h"
+
+// CLASS DECLARATION
+
+/**
+*  Interface for handling features
+*
+*  @since S60 v3.2
+*/
+class MVtUiFeature
+    {
+    public:  // New functions
+        /**
+        * ENotSupported
+        *  feature is not supported in current configuration.
+        * EUnprepared
+        *   starting may require some init code to run.
+        * EPreparing
+        *   running initialization code.
+        * EReady
+        *   feature can be started.
+        * EActive
+        *   feature is running.
+        * EDisabled
+        *   feature is supported but cannot be started at this time.
+        * EFailed
+        *   started but failed (maybe temporary or permanent, feature specific)
+        */
+        enum TVtUiFeatureState
+            {
+            ENotSupported,
+            EUnprepared,
+            EPreparing,
+            EReady,
+            EActive,
+            EDisabled,
+            EFailed
+            };
+
+        /**
+        * Starts the feature.
+        */
+        virtual void StartL() = 0;
+
+        /**
+        * Stops the feature.
+        */
+        virtual void Stop() = 0;
+
+        /**
+        * Current state of the feature
+        */
+        virtual TVtUiFeatureState State() const = 0;
+
+        /**
+        * Id()
+        */
+        virtual TVtUiFeatureId Id() const = 0;
+    };
+
+#endif // MVTUIFEATURE_H
+// End of File