diff -r 000000000000 -r 5f000ab63145 phoneapp/phoneuicontrol/inc/mphonestatemachine.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneapp/phoneuicontrol/inc/mphonestatemachine.h	Mon Jan 18 20:18:27 2010 +0200
@@ -0,0 +1,99 @@
+/*
+* 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: 
+*     Describes the interface for setting and getting active state.
+*
+*/
+
+
+#ifndef MPHONESTATEMACHINE_H
+#define MPHONESTATEMACHINE_H
+
+// INCLUDES
+#include "mphonestate.h"
+#include "mphoneenginemessagesender.h"
+
+
+// CLASS DECLARATION
+class MPhoneState;
+class MPEPhoneModel;
+class MPEEngineInfo;
+class CSpdiaControl;
+class MPhoneStorage;
+
+/**
+*  Describes the interface for setting and getting active state
+*/
+
+class MPhoneStateMachine : public MPhoneEngineMessageSender
+    {
+    public:
+
+        /**
+        * Destructor.
+        */
+        virtual ~MPhoneStateMachine() {};
+    
+        /**
+        * Sets active state
+        */
+        virtual void ChangeState( TInt aState ) = 0;
+
+        /**
+        * Returns active state
+        */
+        virtual MPhoneState* State() = 0;
+        
+        /**
+        * Sets pointer to Phone Engine
+        * @param aPhoneEngine pointer to Phone Engine instance
+        */
+        virtual void SetPhoneEngine( MPEPhoneModel* aPhoneEngine ) = 0;
+
+        /**
+        * Gets pointer to Phone Engine
+        * @returns pointer to Phone Engine
+        */
+        virtual MPEPhoneModel* PhoneEngine() = 0;
+
+        /**
+        * Gets pointer to Phone Engine Info
+        * @return pointer to Phone Engine Info
+        */
+        virtual MPEEngineInfo* PhoneEngineInfo() = 0;
+        
+        /**
+        * Instantiates protocol specific Phone Engine
+        * @param reference to Engine Monitor
+        * @return Phone Engine instance
+        */
+        virtual MPEPhoneModel* CreatePhoneEngineL( 
+            MEngineMonitor& aEngineMonitor ) = 0;
+        
+        /**
+        * Sets callId to Phone Engine Info
+        * @param aCallId
+        */    
+        virtual void SetCallId( TInt aCallId ) = 0;
+        
+        /**
+        * Phone's Storage
+        */
+        virtual MPhoneStorage* PhoneStorage() = 0;        
+
+    };
+
+#endif // MPHONESTATEMACHINE_H
+
+// End of File