diff -r 000000000000 -r ff3b6d0fd310 convergedcallengine/cce/inc/ccceextension.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/convergedcallengine/cce/inc/ccceextension.h	Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,112 @@
+/*
+* Copyright (c) 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:  Handles extension commands
+*
+*/
+
+
+#ifndef CCCEEXTENSION_H
+#define CCCEEXTENSION_H
+
+#include <e32base.h>
+
+#include "mccpextensionobserver.h"
+#include "mcceextensioninterface.h"
+
+class CCCEPluginManager;
+class CCCECallContainer;
+class MCCPExtensionProvider;
+class MCCEExtensionObserver;
+class CConvergedCallProvider;
+
+/**
+ *  CCE Dtmf
+ *
+ *
+ *
+ *  @lib cce.dll
+ *  @since S60 v3.2
+ */
+NONSHARABLE_CLASS(CCCEExtension): public CBase,
+                             public MCCPExtensionObserver,
+                             public MCCEExtensionInterface
+    {
+public:
+    static CCCEExtension* NewL( CCCEPluginManager& aPluginManager );
+
+
+    ~CCCEExtension();
+   
+    /**
+    * Add observer to receive events 
+    * @since S60 3.2
+    * @param aObserver reference to observer
+    * @return none
+    */
+    void AddObserverL( const MCCEExtensionObserver& aObserver );
+  
+    /**
+    * Remove observer observer  
+    * @since S60 3.2
+    * @param aObserver reference to observer
+    * @return System wide error code
+    */
+    TInt RemoveObserver( const MCCEExtensionObserver& aObserver );
+    
+public:
+
+    // from base class MCCEExtensionInterface
+
+    /** @see MCCEExtensionInterface::RequestCommand */
+    TInt RequestCommand( TUint32 aServiceID, 
+    					TInt aRequestId,
+                        TDesC8& aData );
+
+    /** @see MCCEExtensionInterface::CancelRequest */
+    TInt CancelRequest( TUint32 aServiceID, 
+    					TInt aRequestId );
+  
+	//from MCCPExtensionObserver
+
+    /** @see MCCEExtensionObserver::HandleExtensionEvents */
+    void HandleExtensionEvents( TUint32 aServiceId,
+    							TInt aEvent,
+								TInt aStatus );
+
+private:
+
+    void ConstructL();
+
+	/**
+	*
+	*/
+    CCCEExtension( CCCEPluginManager& aPluginManager );
+    
+	/**
+	* Get plug-in pointer that relates to service-id.
+	*/
+	CConvergedCallProvider* GetExtIfPlugin( TUint32 aServiceid );
+    
+	/**
+	* Plug-in manager.
+	*/
+    CCCEPluginManager& iPluginManager;
+
+	/**
+	* Extension observer 
+	*/
+    MCCEExtensionObserver* iMCCEExtensionObserver;
+    };
+
+#endif // CCCEEXTENSION_H
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