/*

* 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:  View command handle

*

*/

#ifndef MPHONEVIEWCOMMANDHANDLE_H

#define MPHONEVIEWCOMMANDHANDLE_H

//  INCLUDES

#include <e32std.h>

#include "phoneviewcommanddefinitions.h"

// DATA TYPES

// FORWARD DECLARATION

class TPhoneCommandParam;

// CLASS DECLARATION

/**

*  Interface class for executing UI commands

*

*/

class MPhoneViewCommandHandle

    {

    public:  // Constructors and destructor

        /**

        * Destructor.

        */

        virtual ~MPhoneViewCommandHandle(){};

    public: // New functions

        /**

        * Execute Command with given Command Id

        * @param aCmdId Command Id

        * @return None

        */

        virtual void ExecuteCommandL( 

            TPhoneViewCommandId aCmdId ) = 0;

        /**

        * Execute Command with given Command Id  and Call Id

        * @param aCmdId Command Id

        * @param aCallId Call Id

        * @return None

        */

        virtual void ExecuteCommandL( 

            TPhoneViewCommandId aCmdId, 

            TInt aCallId ) = 0;

         /**

        * Execute Command with given command id, call id and command parameter.

        * @param aCmdId Command Id

        * @param aCommandParam Command parameter

        * @return None

        */

        virtual void ExecuteCommandL( 

            TPhoneViewCommandId aCmdId, 

            TPhoneCommandParam* aCommandParam ) = 0;

         /**

        * Execute Command with given command id, call id and command parameter.

        * @param aCmdId Command Id

        * @param aCallId Call Id

        * @param aCommandParam Command parameter

        * @return None

        */

        virtual void ExecuteCommandL( 

            TPhoneViewCommandId aCmdId, 

            TInt aCallId, 

            TPhoneCommandParam* aCommandParam ) = 0;

        /**

        * Execute Command with given command id, call id and message.

        * @param aCmdId Command Id

        * @param aCallId Call Id

        * @param aMessage Command message

        */

        virtual void ExecuteCommandL( 

            TPhoneViewCommandId aCmdId, 

            TInt aCallId, 

            TDesC& aMessage ) = 0;

        /**

        * Handle Command with given Command Id

        * @param aCmdId Command Id

        * @return TPhoneViewResponseId

        */

        virtual TPhoneViewResponseId HandleCommandL( 

            TPhoneViewCommandId aCmdId ) = 0;

        /**

        * Handle Command with given command id and command parameter.

        * @param aCmdId Command Id

        * @param aCommandParam Command parameter

        * @return TPhoneViewResponseId

        */

        virtual TPhoneViewResponseId HandleCommandL( 

            TPhoneViewCommandId aCmdId, 

            TPhoneCommandParam* aCommandParam ) = 0;

        /**

        * Execute Command with given Command Id

        * @param aCmdId Command Id

        * @return None

        */

        virtual void ExecuteCommand( 

            TPhoneViewCommandId aCmdId ) = 0;

        /**

        * Execute Command with given command id and command parameter.

        * @param aCmdId Command Id

        * @param aCommandParam Command parameter

        * @return None

        */

        virtual void ExecuteCommand( 

            TPhoneViewCommandId aCmdId, 

            TPhoneCommandParam* aCommandParam ) = 0;                        

        /**

        * Execute Command with given Command Id

        */     

        virtual const TDesC& FetchContent() = 0;          

    };

#endif // MPHONEVIEWCOMMANDHANDLE_H   

// End of File