/*

* 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:  IM Command factory abstract API.

*

*/

#ifndef MVIMPSTCMDFACTORY_H

#define MVIMPSTCMDFACTORY_H

#include "vimpstcmd.hrh"

//  FORWARD DECLARATIONS

class MVIMPSTCmd;

class MVIMPSTCmdObserver;

class MVIMPSTProcessArray;

//  CLASS DECLARATION 

/**

 * Instant Messaging command factory API.

 * @lib vimpstcmdprocess.dll

 * @since 5.0

 */

class MVIMPSTCmdFactory

    {

    public:  // Interface

	    /**

		 * Virtual destructor.

		 */

		virtual ~MVIMPSTCmdFactory() { }

		/**

         * Creates a command given command ID.

         *

         * @param aCommandId ID of the command that the command object is created for.

         * @param aData         Pass the data required for the command to process      

         * @return the created command object

         */

        virtual MVIMPSTCmd* CreateCommandForIdL(

                TImCommandId aCommandId,TAny* aData = NULL)  =0;

        /**

         * AddObserverL :add the observer from ui to get back the command events

         * @param: aObserver 

         */

       virtual void AddObserverL(MVIMPSTCmdObserver* aObserver) = 0;    

        /**

         * RemoveObserverL :remoces the observer from ui.

         * @param: aObserver 

         */

       virtual void RemoveObserver(MVIMPSTCmdObserver* aObserver ) = 0;

       /**

        * Return a reference to the precess array.

        * @return MVIMPSTProcessArray, reference of precess array.

        */      

       virtual MVIMPSTProcessArray& GetProcessInterface() = 0;       

    };

#endif // MVIMPSTCMDFACTORY_H

// End of File