diff -r 2eacb6118286 -r ba76fc04e6c2 phoneengine/phonemodel/inc/mpeexternaldatahandler.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneengine/phonemodel/inc/mpeexternaldatahandler.h	Fri Jun 04 10:19:18 2010 +0100
@@ -0,0 +1,91 @@
+/*
+* Copyright (c) 2005 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:  This file defines the protocol independent interface
+*                of the Phone Engine external data store framework for
+*                Phone Engine submodule use.
+*
+*/
+
+
+#ifndef MPEEXTERNALDATAHANDLER_H
+#define MPEEXTERNALDATAHANDLER_H
+
+//  INCLUDE FILES
+#include <pevirtualengine.h>
+
+// FORWARD DECLARATIONS
+// None
+
+// DATA TYPES
+enum TPEExternalDataId
+    {
+    EPEAudioOutputPreference,
+    EPEAutomaticAnswerHeadsetSetting,
+    EPEAutomaticAnswerLoopsetSetting,
+    EPEAutomaticAnswerCarkitSetting,
+    EPEAutomaticAnswerMusicStandSetting,
+    EPEAutomaticAnswerWirelessCarkitSetting,
+    EPECallDurationDisplaySetting,
+    EPEDialPrefixChangeSetting,
+    EPEDialPrefixTextSetting,  
+    EPETelephonyVariationFlags,
+    EPEAccessoryMode,
+    EPEEmergencyCallInfo,
+    EPENetworkConnectionAllowedSetting
+    };
+
+// CLASS DECLARATION
+
+/**
+*  MPEExternalDataHandler
+*  This internal interface provides for an access to Phone Engines external data
+*   store, i.e. settings stored in Central Repository and Publish and Subscribe.
+*
+*  @lib Phoneengine.lib
+*/
+NONSHARABLE_CLASS( MPEExternalDataHandler )
+    {
+    public:
+
+        /**
+        * Gets the current value of the specified setting,
+        * if the operation was successful then aValue contains the current valid
+        * value of the setting
+        * @param aSetting specifies the setting to be read
+        * @param aValue the current value of the monitored setting
+        * @return Symbian OS error code
+        */
+        virtual TInt Get( const TPEExternalDataId aSetting, TInt& aValue ) const = 0;
+
+        /**
+        * Gets the current value of the specified setting,
+        * if the operation was successful then aValue contains the current valid
+        * value of the setting
+        * @param aSetting specifies the setting to be read
+        * @param aValue the current value of the monitored setting
+        * @return Symbian OS error code
+        */
+        virtual TInt GetText( const TPEExternalDataId aSetting, TDesC& aValue ) const = 0;
+
+        /**
+        * Sets the value of the specified setting,
+        * @param aSetting specifies the setting to be written
+        * @param aValue the value of the setting
+        * @return Symbian OS error code
+        */
+        virtual TInt Set( const TPEExternalDataId aSetting, const TInt aValue ) = 0;
+
+    };
+
+#endif  //  MPEEXTERNALDATAHANDLER_H