/*

* 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:  Takes a command and executes it if predefined

*                condition is met

*

*/

#ifndef CPBK2COMMANDACTIVATOR_H

#define CPBK2COMMANDACTIVATOR_H

// INCLUDES

#include <e32base.h>

#include <MPbk2Command.h>

#include <MPbk2CommandObserver.h>

#include <MPbk2StoreStateCheckerObserver.h>

// FORWARD DECLARATIONS

class MPbk2ContactUiControl;

class CPbk2StoreStateChecker;

// CLASS DECLARATIONS

/**

 * Phonebook 2 executes given command if predefined condition is met

 */

class CPbk2CommandActivator :  

        public CBase,

        public MPbk2Command,

        private MPbk2CommandObserver,

        private MPbk2StoreStateCheckerObserver

    {

    public: // Constructor and destructor

        IMPORT_C static CPbk2CommandActivator* NewL( MPbk2Command* aCommand, 

                     const MPbk2ContactUiControl& aUiControl );

        /**

         * Destructor.

         */

        IMPORT_C ~CPbk2CommandActivator();

    public: // From MPbk2Command

        void ExecuteLD();

        void ResetUiControl(MPbk2ContactUiControl& aUiControl);

        void AddObserver( MPbk2CommandObserver& aObserver );

    private: // MPbk2CommandObserver

        void CommandFinished( const MPbk2Command& aCommand );

    private: // MPbk2StoreStateCheckerObserver

        void StoreState( 

                MPbk2StoreStateCheckerObserver::TState aState );

    private: // Implementation

        CPbk2CommandActivator( MPbk2Command* aCommand, 

                               const MPbk2ContactUiControl& aUiControl );

    private: // Data

        /// Own: Commant to be executed

        MPbk2Command* iCommand;

        /// Not Owned: UiControl which has information about the environment

        ///            where that command was launched.

        const MPbk2ContactUiControl& iUiControl;    

        /// Not Own: Command Observer

        MPbk2CommandObserver* iObserver;

        /// Own: Store state checker

        CPbk2StoreStateChecker* iStoreStateChecker;

    };

#endif // CPBK2COMMANDACTIVATOR_H

// End of File