diff -r f3d95d9c00ab -r 46974bebc798 radioengine/utils/api/mradiorepositoryentityobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/radioengine/utils/api/mradiorepositoryentityobserver.h	Fri Mar 19 09:29:04 2010 +0200
@@ -0,0 +1,72 @@
+/*
+* Copyright (c) 2009 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:
+*
+*/
+
+#ifndef M_RADIOREPOSITORYENTITYOBSERVER_H
+#define M_RADIOREPOSITORYENTITYOBSERVER_H
+
+/**
+ * Entity observer interface.
+ */
+NONSHARABLE_CLASS( MRadioRepositoryEntityObserver )
+    {
+
+public:
+
+    /**
+     * Invoked when the observed entity's value is changed.
+     *
+     * @param   aUid        The UID of the entity.
+     * @param   aKey        The key of the entity.
+     * @param   aValue      The new value of the entity.
+     * @param   aError      One of the standard system error codes.
+     */
+    virtual void HandleRepositoryValueChangeL( const TUid& aUid, TUint32 aKey, TInt aValue, TInt aError ) = 0;
+
+    /**
+     * Invoked when the observed entity's value is changed.
+     *
+     * @param   aUid        The UID of the entity.
+     * @param   aKey        The key of the entity.
+     * @param   aValue      The new value of the entity.
+     * @param   aError      One of the standard system error codes.
+     */
+    virtual void HandleRepositoryValueChangeL( const TUid& aUid, TUint32 aKey, const TReal& aValue, TInt aError ) = 0;
+
+    /**
+     * Invoked when the observed entity's value is changed.
+     *
+     * @param   aUid        The UID of the entity.
+     * @param   aKey        The key of the entity.
+     * @param   aValue      The new value of the entity.
+     * @param   aError      One of the standard system error codes.
+     */
+    virtual void HandleRepositoryValueChangeL( const TUid& aUid, TUint32 aKey, const TDesC8& aValue, TInt aError ) = 0;
+
+    /**
+     * Invoked when the observed entity's value is changed.
+     *
+     * @param   aUid        The UID of the entity.
+     * @param   aKey        The key of the entity.
+     * @param   aValue      The new value of the entity.
+     * @param   aError      One of the standard system error codes.
+     */
+    virtual void HandleRepositoryValueChangeL( const TUid& aUid, TUint32 aKey, const TDesC16& aValue, TInt aError ) = 0;
+
+    };
+
+#endif // M_RADIOREPOSITORYENTITYOBSERVER_H
+