/*

 * Copyright (c) 2010 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: QT Bindings for TMS

 *

 */

#ifndef QTMS_DTMF_H

#define QTMS_DTMF_H

#include <qtms.h>

#include <QObject>

#include "qtmswrapperexport.h"

// FORWARD DECLARATIONS

namespace TMS {

class TMSDTMF;

}

namespace QTMS {

/**

 * QTMSDTMFclass

 *

 * This class provides DTMF playback capability to the QTMS clients. Each

 * DTMF player session is associated either with an uplink or downlink stream.

 *

 * @lib QTMSapi.lib

 *

 */

class QTMS_WRAPPER_DLL_EXPORT QTMSDTMF : public QObject

    {

    Q_OBJECT

public:

    /**

     * Destructor

     */

    virtual ~QTMSDTMF();

    /**

     * Starts DTMF playback. In the case of downlink, the tone will be played

     * locally. In case of uplink, the network will play tones.

     *

     * Common for CS and VOIP (uplink and downlink)

     *

     * @return

     *      QTMS_RESULT_SUCCESS if the operation was successful.

     *

     */

    gint Start();

    /**

     * Stops DTMF playback.

     * Common for CS and VOIP (Uplink and Downlink).

     *

     * @return

     *      QTMS_RESULT_SUCCESS if the operation was successful.

     *

     */

    gint Stop();

    /**

     * Supply DTMF player with a string of tones to be played on local

     * playback device or sent via the uplink.

     *

     * @param  string

     *      String containing one or more DTMF digits.

     *

     * @return

     *      QTMS_RESULT_SUCCESS if the operation was successful.

     *

     */

    gint SetTone(GString* string);

    /**

     *  Allows a client to continue or cancel the sending of a DTMF string

     *  when it was stopped by the use of ‘w’ char in the string.

     *  The client will set sending param to true if it wishes to continue

     *  the DTMF string sending and will set sending param to false if it

     *  wishes to discard the rest of the DTMF string.

     *  Reference: Multimode ETel API Design Document

     *

     *  For CS calltype

     *

     *  @param  sending

     *      Boolean to continue sending DTMF string.

     *

     * @return

     *      QTMS_RESULT_SUCCESS if the operation was successful.

     *

     */

    gint ContinueDTMFStringSending(gboolean sending);

    Q_SIGNALS:

    void DTMFEvent(const QTMSDTMF& dtmf, QTMSSignalEvent event);

protected:

    /**

     * Constructor

     */

    QTMSDTMF();

protected:

    TMS::TMSDTMF* iDtmf;

    };

} //namespace QTMS

#endif //__QTMS_DTMF_H__

// End of file