diff -r 000000000000 -r 307788aac0a8 sipplugins/sippsystemstatemonitor/inc/sipdevicestateaware.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sipplugins/sippsystemstatemonitor/inc/sipdevicestateaware.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,109 @@
+/*
+* Copyright (c) 2007 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:  Class aware of Device System State Changes and perform processing
+ *                  related to profile registration/deregistration
+ *
+*/
+
+
+#ifndef SIPDEVICESYSTEMSTATEAWARE_H_
+#define SIPDEVICESYSTEMSTATEAWARE_H_
+
+// INCLUDES
+#include <ssm/ssmstateawaresession.h>
+#include <sipsystemstatemonitor.h>
+#include <e32base.h>
+//Forward Declarations
+class MSipSystemStateObserver;
+
+// CLASS DECLARATION
+/**
+* The default implementation for SIP DeviceSystemStateAware Class.
+*/
+class CSipDeviceStateAware: public CActive
+    {
+    public:
+        
+         //Constructors and Destructor
+        static CSipDeviceStateAware* NewL();
+        
+        /**
+         * SIP sub-components should call this function in order
+         * to get notified in case of system state changes
+         */
+		void AddObserverL( MSipSystemStateObserver& aObserver );
+		
+		/**
+		 * SIP sub-components should call this function in order
+         * to stop themselves getting notified for system state changes 
+		 */
+        void RemoveObserver( MSipSystemStateObserver& aObserver );
+        
+        /**
+         * In case if profile de-registration could not be completed by
+         * observers, TimerExpiredL will call this function to indicate 
+         * that event processing is complete and further notification will
+         * be given to the System State Manager. 
+         */
+		void EventProcessingCompleted();
+		
+		/**
+		 * In case if the profiles de-registration is completed within the 
+		 * timer started, this function will be called from Observers to indicate
+		 * that the  procession has been done. This function notifies to the SSM
+		 * that event processing is done.
+		 */
+		void EventProcessingCompleted(MSipSystemStateObserver& aObserver);
+		
+		/**
+		 * When the Notification for Offline is received, timer will be started for
+		 * a given time, after which the notification of the event will be given
+		 * back to the System State Manager
+		 */
+		static TInt TimerExpired(TAny* aSelf);
+        
+        //Destructor
+        ~CSipDeviceStateAware();
+    private:
+        //Default Construtor
+        CSipDeviceStateAware();
+        //Second Phase Constructor
+        void ConstructL();
+        //From CActive
+        void RunL();
+        TInt RunError( TInt aError );
+        void DoCancel();
+        
+        /**
+         * This function will notify all the observers when the
+         * state of the phone changes
+         */
+        void NotifyObservers(CSipSystemStateMonitor::TSystemState aState) const;
+    private:
+        
+        //List of observers who have opted for system state changes
+        RPointerArray<MSipSystemStateObserver> iObservers;
+        //SystemAwareSession object used for monitoring system state
+        RSsmStateAwareSession iStateAwareSession;
+        //Variable depicting state of the phone
+        CSipSystemStateMonitor::TSystemState iState;
+		//Timer after which Acknowledgement of Notification will be given
+		CPeriodic* iGuardTimer;
+		//Keeps the count of observers
+		TInt iCount;
+    private: // For testing purposes        
+        friend class CSipDeviceStateAwareTest;
+    };
+
+#endif /* SIPDEVICESYSTEMSTATEAWARE_H_ */