/*

* Copyright (c) 2007-2007 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:  A composite command that runs subcommands parallel.

*

*/

#ifndef VPBKSIMSTOREIMPL_CPARALLELCOMPOSITECMD_H

#define VPBKSIMSTOREIMPL_CPARALLELCOMPOSITECMD_H

//  INCLUDES

#include "CCompositeCmdBase.h"

// FORWARD DECLARATIONS

namespace VPbkSimStoreImpl {

// CLASS DECLARATION

/**

*  A composite command that runs subcommands parallel.

*/

NONSHARABLE_CLASS(CParallelCompositeCmd) : public CCompositeCmdBase

    {

    public: // Data types

        enum TTerminationPolicy

            {

            /// Composite terminates when the first subcommand is done.

            EFirstSubCommandDone,

            /// Composite terminates when all subcommands are done.

            EAllSubCommandsDone

            };

    public: // Construction and Destruction

        /**

        * Two-phased constructor.

        *

        * @param aTerminationPolicy Defines how the composite terminates

        * @return A new instance of this class

        */

        static CParallelCompositeCmd* NewL( 

                TTerminationPolicy aTerminationPolicy );

        /**

        * Two-phased constructor.

        *

        * @param aTerminationPolicy Defines how the composite terminates

        * @return A new instance of this class in CleanupStack

        */

        static CParallelCompositeCmd* NewLC( 

                TTerminationPolicy aTerminationPolicy );

        /**

        * Destructor.

        */

        ~CParallelCompositeCmd();

    public: // Functions from base classes

        /**

        * From MVPbkSimCommand

        */

        void Execute();

    private: // Functions from base classes

        /**

        * From MVPbkSimCommandObserver

        */

        void CommandDone( MVPbkSimCommand& aCommand );

    private: // Implementation

        /**

        * C++ constructor.

        */

        CParallelCompositeCmd( TTerminationPolicy aTerminationPolicy );

    private:    // Data

        /// Own: Defines when the composite terminates

        TTerminationPolicy iTerminationPolicy;

        /// Own: A counter for terminated subcommands.

        TInt iTerminatedCommands;

    };

} // namespace VPbkSimStoreImpl

#endif      // VPBKSIMSTOREIMPL_CPARALLELCOMPOSITECMD_H

// End of File