diff -r 1fc85118c3ae -r 870918037e16 eventsui/eventseditor/inc/evtmgmtuisysofmeasurement.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/eventsui/eventseditor/inc/evtmgmtuisysofmeasurement.h	Wed Sep 01 12:31:27 2010 +0100
@@ -0,0 +1,129 @@
+/*
+* Copyright (c) 2008 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:  An observer for change in System of Measurement
+*
+*/
+
+#ifndef C_EVTMGMTUISYSOFMEASUREMENT_H_
+#define C_EVTMGMTUISYSOFMEASUREMENT_H_
+
+//  System Includes
+#include <e32base.h>
+
+// User Includes
+#include "locnotprefplugindomaincrkeys.h"
+
+// Forward Declarations
+class CRepository;
+
+// Constant Declarations
+
+// Class Definition
+class MEvtMgmtUiSOMObserver
+    {
+public:
+    /**
+     * It will be used to notify observer that lbt operation
+     * has be completed
+     * @param aTriggerId trigger id of newly created trigger
+     * @param aState It will contain the the operation type              
+     */
+    virtual void NotifySOMChangeL( )=0;
+
+    };
+    
+
+/**
+ * Adapter to the System of Measurement settings storage
+ */
+class CEvtMgmtUiSysOfMeasurement : public CActive
+    {
+    public:
+        /**
+         * Creates new System of Measurement adapter
+         *
+         * @param  aAdapterObsrv                        Observer to the Settings adapter
+         * @return CEvtMgmtUiSysOfMeasurement&  Reference to the application view
+         */                                                 
+        static CEvtMgmtUiSysOfMeasurement* NewL( 
+                            MEvtMgmtUiSOMObserver& aAdapterObsrv );
+
+
+        /**
+         * Creates new System of Measurement adapter
+         * Leaves the object on the Clean up stack         
+         *
+         * @param  aAdapterObsrv                        Observer to the Settings adapter
+         * @return CEvtMgmtUiSysOfMeasurement&  Reference to the application view
+         */                                                 
+        static CEvtMgmtUiSysOfMeasurement* NewLC( 
+                            MEvtMgmtUiSOMObserver& aAdapterObsrv );    
+
+        
+        /**
+         * Destructor
+         */
+        ~CEvtMgmtUiSysOfMeasurement ();
+
+        /**
+         * Returns the current value of the System of measurements settings
+         *
+         * @return TLocSystemofMeasurementValues  Current value of the System of measurements settings
+         */
+        TLocSystemofMeasurementValues GetCurrentSysofMeasL();
+        
+    protected:
+        /**
+         * Inherited from CActive
+         */
+        void RunL();
+        
+        /**
+         * Inherited from CActive
+         */
+        void DoCancel();
+                        
+    private:
+        /**
+         * Constructor
+         */
+        CEvtMgmtUiSysOfMeasurement( MEvtMgmtUiSOMObserver& aAdapterObsrv );
+
+        /**
+         * Second Phase Constructor
+         */
+        void ConstructL();
+    
+        /**
+         * Start notification from the Central repository server for any changes in the
+         * System of measurements key value
+         */
+        void StartNotification();
+                
+    private:
+        /**
+         * Reference to the Adapter observer
+         */
+        MEvtMgmtUiSOMObserver&     iObserver;
+
+        /**
+         * Reference to the Central repository object
+         *
+         * Owns
+         */
+        CRepository*                    iRepository;        
+        
+    };          
+
+#endif // C_EVTMGMTUISYSOFMEASUREMENT_H_
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