--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contextframework/cfwplugins/CallStateSourcePlugIn/inc/CallStateSourcePlugIn.h	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,85 @@
+/*
+* Copyright (c) 2006-2006 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:  CCallStateSourcePlugIn class declaration.
+*
+*/
+
+
+
+#ifndef C_CALLSTATESOURCEPLUGIN_H
+#define C_CALLSTATESOURCEPLUGIN_H
+
+#include <cfcontextsourceplugin.h>
+#include <cfcontextobject.h>
+
+#include "PropertyListenerCallBack.h"
+
+class CPropertyListener;
+
+/**
+* Call state source.
+* Call state source interprets P&S keys related to call state to
+* context objects.
+* 
+* @lib -
+* @since S60 4.0
+*/
+NONSHARABLE_CLASS( CCallStateSourcePlugIn ):
+    public CCFContextSourcePlugIn,
+    public MPropertyListenerCallBack
+    {
+    public:
+    
+        // Two phased constructors
+        static CCallStateSourcePlugIn* NewL( 
+        	TContextSourceInitParams* aParams );
+        static CCallStateSourcePlugIn* NewLC( 
+        	TContextSourceInitParams* aParams );
+            
+        // Destructor
+        ~CCallStateSourcePlugIn();
+    
+    public: // From base classes
+    
+        // @see CCFContextSourcePlugIn
+    	void HandleSettingL( CCFContextSourceSettingArray* aSettingList );
+            
+        // @see CCFContextSourcePlugIn
+    	void DefineContextsL();
+    	
+        // @see CCFContextSourcePlugIn
+    	void InitializeL();
+    	
+        // @see MPropertyListenerCallBack
+        void HandlePropertyChangedL();
+        
+    private: // New methods
+    
+        // Publishes current call state value
+        void PublishContextL();
+    
+    private:
+    
+        CCallStateSourcePlugIn( TContextSourceInitParams* aParams );
+        
+    private:
+    
+        // Own: Call state property observer
+        CPropertyListener* iCallStateProperty;
+        
+        // Own: Context
+        CCFContextObject* iContext;
+    };
+    
+#endif//C_CALLSTATESOURCEPLUGIN_H