/*

* Copyright (c) 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:  Video Telephony specific message services sent from Phone

*                Application to Video Telephony.

*

*/

#ifndef VIDEOTELCONTROLMEDIATORAPI_H

#define VIDEOTELCONTROLMEDIATORAPI_H

// INCLUDES

#include <e32base.h>

/**  The category UID for the messages in this header file. */

const TUid KCatPhoneToVideotelCommands = { 0x200159A1 };

/**  Version number of this API */

const TInt KPhoneToVideotelCmdVersionMajor( 1 );

const TInt KPhoneToVideotelCmdVersionMinor( 0 );

const TInt KPhoneToVideotelCmdVersionBuild( 0 );

/** package for passing dataport name to Video Telephony */

typedef TPckgBuf<TName> TDataPortPackage;

/**  Video Telephony related commands. */

enum TPhoneToVideotelCommands

    {

    /**

     * Commands Video Telephony to enable microphone.

     */

    EVtCmdUnmute = 0,

    /**

     * Commands Video Telephony to disable microphone.

     */

    EVtCmdMute,

    /**

     * Commands Video Telephony to use dataport. Command paramemeter is

     * TDataPortPackage. This should be called when dataport is loaned.

     * When this is sent, dataport recovery is allowed only after

     * 1) later issued EVtCmdShutdown response is received.

     * 2) call is ended by network/peer (i.e. local phone doesn't do hangup)

     * 3) EPhoneCmdEndActiveCall command is received (see Mediator Commands To 

     *    Telephony API)

     *  Otherwise H.245 (VT) signalling may fail if call is released in two

     *  stage.

     */

    EVtCmdUseDataport,

    EVtCmdReleaseDataport

    };

#endif // VIDEOTELCONTROLMEDIATORAPI_H