/*
* Copyright (c) 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:  Interface for commands
*
*/



#ifndef MCACOMMAND_H
#define MCACOMMAND_H

//  INCLUDES
#include <e32std.h>
#include "MCACommandObserver.h"



// FORWARD DECLARATIONS



// CLASS DECLARATION
/**
*
*
*/
class MCACommand
    {

    public: // New functions
        /**
        * Executes the command.
        *
        */
        virtual void ExecuteCommandL() = 0;

        /**
        * Cancels the command execution, only for asynchronous commands.
        *
        */
        virtual void CancelCommand() = 0;

        /**
        * Sets command observer.
        * @param aObserver Reference to the command observer.
        */
        virtual void SetObserver( MCACommandObserver& aObserver ) = 0;

        /**
        * @return ETrue if the command is asynchronous, otherwise EFalse.
        */
        virtual TBool IsAsynchronous() = 0;

        virtual ~MCACommand() {}
    };

#endif      // MCACOMMAND_H

// End of File