/*

* Copyright (c) 2007-2008 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:  Handles CallControl request that need SAT perform

*

*/

#ifndef CCALLCONTROLREQUESTHANDLER_H

#define CCALLCONTROLREQUESTHANDLER_H

#include <e32base.h>

#include "msatmultimodeapi.h"

class CCallControlHandler;

/**

*  This is the handler for the ETel MM api Request.

*  This active objects is registered with ETelMM Api to send request and 

*  receive notifications about some Request Complete.

*

*  @lib CallControlCmd

*  @since S60 v5.0.1

*/

class CCallControlRequestHandler : public CActive

    {

public:

    /**

     * Two-phased constructor.

     * @param aPhone A reference to the MSatMultiModeApi.

     * @param aDispatcher Pointer to Ss handler

     * @return a pointer to the newly created object.

     */

    static CCallControlRequestHandler* NewL( MSatMultiModeApi& aPhone,

        CCallControlHandler* aDispatcher );

    /**

     * Destructor.

     */

    virtual ~CCallControlRequestHandler();

    /**

     * Access RMobileCall::DialNoFdnCheck by MSatMultiModeApi

     * for the paramter information please see the etelmm.h

     */

    void DialNumber( const TDesC8& aCallParams, const TDesC& aTelNumber );

    /**

     * Starts send the SS Request (No FDN check).

     * for the paramter information please see the etelmm.h

     */

    void SendSs( const TDesC& aServiceString );

    /**

     * Starts send the USSD Request (No FDN check).

     * for the paramter information please see the etelmm.h

     */

    void SendUssd( const TDesC8& aMsgData, const TDesC8& aMsgAttributes );

    /**

     * Cancel the asynchronous operations that required to the ETel MM api  

     * for the paramter information please see the etelmm.h

     */

    void CancelOperation( TInt aOperationType );

protected:

    /**

     * From CActive, handles the request completion.

     */

    void RunL();

    /**

     * From CActive, handle the request cancel

     */

    void DoCancel();

private:

    /**

     * C++ default constructor.

     * @param aPriority An active object priority value.

     * @param aPhone A reference to MSatMultiModeApi.

     */

    CCallControlRequestHandler( MSatMultiModeApi& aPhone,

        CCallControlHandler* aDispatcher );

    /**

     * Two phase contruction.

     */    

    void ConstructL();

private: // Data

    /**

     * Reference to the MSatMultiModeApi

     */

    MSatMultiModeApi& iPhone;

    /**

     * Result of the operations

     */

    TInt iCcStatus;

    /**

     * Pointer to SendSs command handler

     */

    CCallControlHandler* iDispatcher;

    };

#endif      // CCALLCONTROLREQUESTHANDLER_H