diff -r 2eacb6118286 -r ba76fc04e6c2 phoneapp/phoneuicontrol/inc/cphonestatehandle.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneapp/phoneuicontrol/inc/cphonestatehandle.h	Fri Jun 04 10:19:18 2010 +0100
@@ -0,0 +1,137 @@
+/*
+* 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: 
+*     Singleton class for handling states and their transitions.
+*
+*/
+
+
+#ifndef CPHONESTATEHANDLE_H
+#define CPHONESTATEHANDLE_H
+
+// INCLUDES
+#include <pevirtualengine.h>
+#include "mphonestatemachine.h"
+#include "cphoneresourceresolverbase.h"
+#include "mphoneviewcommandhandle.h"
+#include "cphoneuistatemachinefactorybase.h"
+#include <coemain.h>
+
+// FORWARD DECLARATIONS
+class MPhoneState;
+class CPhoneErrorMessagesHandler;
+
+// CLASS DECLARATION
+
+/**
+*  Singleton class for handling states and their transitions
+*/
+class CPhoneStateHandle : public CCoeStatic
+    {
+    public: 
+
+        /**
+        * First call initializes the singleton object. Subsequent calls panic. 
+        * Singleton must be initialized only once and then Instance() method 
+        * must be used to get handle to instance.
+        * @return the created instance.
+        */
+        static CPhoneStateHandle* CreateL( 
+            MPhoneViewCommandHandle* aViewCommandHandle,
+            const TDesC& aFileName, 
+            const TUid aFactoryUid );
+    
+        /**
+        * Returns an instance of this class.
+        * @return A pointer to CPhoneStateHandle class 
+        */
+        IMPORT_C static CPhoneStateHandle* Instance();
+
+        /**
+        * Destructor.
+        */
+        virtual ~CPhoneStateHandle();
+        
+        /**
+        * Returns the state machine
+        * @return State machine
+        */
+        IMPORT_C MPhoneStateMachine* StateMachine();
+        
+        /**
+        * Returns the view command handle
+        * @return view command handle
+        */
+        IMPORT_C MPhoneViewCommandHandle* ViewCommandHandle();
+
+    private:
+
+        /**
+        * Loads handle to GSM or VoIP factory
+        * @return pointer to Phone Engine Info
+        */
+        void LoadLibraryHandleL( 
+            const TDesC& aFileName,
+            const TUid aFactoryUid );
+
+        /**
+        * Default constructor is private because we are using the
+        * Singleton design pattern.
+        */
+        CPhoneStateHandle(
+            MPhoneViewCommandHandle* aViewCommandHandle );
+
+        /**
+        * By default EPOC constructor is private.
+        */
+        void ConstructL(
+            const TDesC& aFileName, 
+            const TUid aFactoryUid );
+
+    private:
+
+        /**
+        * View's command handle
+        */
+        MPhoneViewCommandHandle* iViewCommandHandle;
+
+        /**
+        * Pointer to GSM or VoIP specific state machine
+        */
+        MPhoneStateMachine* iPhoneStateMachine;
+
+        /**
+        * Pointer to GSM or VoIP specific resource resolver
+        */
+        CPhoneResourceResolverBase*   iPhoneResourceResolver;
+        
+        /**
+        * Pointer to GSM or VoIP specific error messages handler
+        */
+        CPhoneErrorMessagesHandler* iPhoneErrorMessagesHandler;
+
+        /**
+        * Pointer to GSM or VoIP specific factory.
+        */
+        CPhoneUIStateMachineFactoryBase* iStateMachineFactory;
+
+        TLibraryFunction iEntry;
+
+        RLibrary iFactoryLibrary;
+
+    };
+
+#endif // CPHONESTATEHANDLE_H
+            
+// End of File