diff -r 000000000000 -r 4e1aa6a622a0 mediator/inc/Server/MediatorCommandTimer.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mediator/inc/Server/MediatorCommandTimer.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,127 @@
+/*
+* 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:  Timer for implementing mediator service command timeout.
+*
+*/
+
+#ifndef MEDIATORCOMMANDTIMER_H
+#define MEDIATORCOMMANDTIMER_H
+
+// INCLUDES
+#include <e32base.h>
+
+
+// CLASS DECLARATION
+
+/**
+*  An observer interface for receiving command timeout.
+*
+*  @since S60 3.1
+*/
+class MMediatorTimerCallback
+    {
+    public: // Timer callback
+
+        /**
+        * Timer has completed
+        *
+        * @since S60 3.1        
+        * @param aDomain    domain of the expired command
+        * @param aCategory  category of the expired command
+        * @param aCommandId id of the expired command
+        * @return None.
+        */
+        virtual void TimerCallBack( TUid aDomain, 
+                                    TUid aCategory, 
+                                    TInt aCommandId ) = 0;
+    };
+
+
+/**
+*  Timer class for command handling timeouts.
+*
+*  @lib MediatorServer
+*  @since S60 3.1
+*/
+class CMediatorCommandTimer : public CTimer
+    {
+    public:  // Constructors and destructor
+        
+        /**
+        * Two-phased constructor.
+        */
+        static CMediatorCommandTimer* NewL();
+        
+        /**
+        * Destructor.
+        */
+        virtual ~CMediatorCommandTimer();
+
+    public: // New functions
+        
+        /**
+        * Starts timer with specified interval
+        * @since S60 3.1
+        * @param aCallBack  observer for command expiration
+        * @param aDomain    domain of the command
+        * @param aCategory  category of the command
+        * @param aCommandId id of the command
+        * @param aInterval  specifies timer interval. 
+        *                   Milliseconds, so multiplied by 1000
+        * @return TInt indicating the start status
+        */
+        TInt StartTimer( MMediatorTimerCallback* aCallBack,
+                         TUid aDomain, 
+                         TUid aCategory, 
+                         TInt aCommandId, 
+                         TInt aInterval );
+
+    private: // From CTimer (CActive)
+
+        /**
+        * From CActive RunL.
+        * @since S60 3.1
+        * @param None.
+        * @return None.
+        */
+        void RunL();
+        
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CMediatorCommandTimer();
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+    private:    // Data
+        
+        // Callback pointer for timer event
+        MMediatorTimerCallback* iCallBack; 
+        
+        // Domain
+        TUid    iDomain;
+        // Category
+        TUid    iCategory;
+        // Command
+        TInt    iCommandId;
+    };
+
+#endif      // MEDIATORCOMMANDTIMER_H   
+            
+// End of File