/*

 * Copyright (c) 2009 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: Telephony Multimedia Service

 *

 */

#include <tms.h>

#include <tmseffectobsrvr.h>

#include "tmsutility.h"

#include "tmscallproxy.h"

#include "tmsqueuehandler.h"

#include "tmsvolumeeffectbodyimpl.h"

using namespace TMS;

TMSVolumeEffectBodyImpl::TMSVolumeEffectBodyImpl() :

    iObserver(NULL),

    iProxy(NULL),

    iParent(NULL)

    {

    }

TMSVolumeEffectBodyImpl::~TMSVolumeEffectBodyImpl()

    {

    TRACE_PRN_FN_ENT;

    TRACE_PRN_FN_EXT;

    }

gint TMSVolumeEffectBodyImpl::Create(TMSVolumeEffectBody*& bodyimpl)

    {

    gint ret(TMS_RESULT_INSUFFICIENT_MEMORY);

    if (self)

        {

        ret = self->PostConstruct();

        if (ret != TMS_RESULT_SUCCESS)

            {

            delete self;

            self = NULL;

            }

        }

    bodyimpl = self;

    return ret;

    }

gint TMSVolumeEffectBodyImpl::PostConstruct()

    {

    gint ret(TMS_RESULT_SUCCESS);

    return ret;

    }

gint TMSVolumeEffectBodyImpl::AddObserver(TMSEffectObserver& obsrvr,

        gpointer user_data)

    {

    gint ret(TMS_RESULT_SUCCESS);

    if (!iObserver)

        {

        iObserver = &obsrvr;

        iUserData = user_data;

        }

    else

        {

        ret = TMS_RESULT_ALREADY_EXIST;

        }

    return ret;

    }

gint TMSVolumeEffectBodyImpl::RemoveObserver(TMSEffectObserver& obsrvr)

    {

    gint ret(TMS_RESULT_SUCCESS);

    if (&obsrvr == iObserver)

        {

        iObserver = NULL;

        }

    else

        {

        ret = TMS_RESULT_DOES_NOT_EXIST;

        }

    return ret;

    }

gint TMSVolumeEffectBodyImpl::GetLevel(guint& level)

    {

    gint ret(TMS_RESULT_SUCCESS);

    if (iProxy)

        {

        ret = iProxy->GetVolume(level);

        }

    else

        {

        ret = TMS_RESULT_DOES_NOT_EXIST;

        }

    return ret;

    }

gint TMSVolumeEffectBodyImpl::SetLevel(const guint level)

    {

    gint ret(TMS_RESULT_SUCCESS);

    if (iProxy)

        {

        ret = iProxy->SetVolume(level);

        }

    else

        {

        ret = TMS_RESULT_DOES_NOT_EXIST;

        }

    return ret;

    }

gint TMSVolumeEffectBodyImpl::GetMaxLevel(guint& level)

    {

    gint ret(TMS_RESULT_SUCCESS);

    if (iProxy)

        {

        ret = iProxy->GetMaxVolume(level);

        }

    else

        {

        ret = TMS_RESULT_DOES_NOT_EXIST;

        }

    return ret;

    }

gint TMSVolumeEffectBodyImpl::GetType(TMSEffectType& effecttype)

    {

    gint ret(TMS_RESULT_SUCCESS);

    effecttype = TMS_EFFECT_VOLUME;

    return ret;

    }

void TMSVolumeEffectBodyImpl::SetParent(TMSEffect*& parent)

    {

    iParent = parent;

    }

void TMSVolumeEffectBodyImpl::SetProxy(TMSCallProxy* aProxy,

        gpointer queuehandler)

    {

    iProxy = aProxy;

    if (queuehandler)

        {

        static_cast<TMSQueueHandler*>(queuehandler)->AddObserver(*this,

                TMS_EFFECT_VOLUME);

        }

    }

void TMSVolumeEffectBodyImpl::QueueEvent(TInt aEventType, TInt aError,

        void* event_data)

    {

    TMSSignalEvent event = {}; //all elements initialized to zeros

    event.user_data = NULL; //use only to return data passed in by the user

    event.type = TMS_EVENT_EFFECT_VOL_CHANGED;

    event.reason = aError;

    if (event_data)

        {

        event.event_data = static_cast<gpointer>(event_data);

        }

    if (iObserver && iParent && aEventType == TMS_EVENT_EFFECT_VOL_CHANGED)

        {

        iObserver->EffectsEvent(*iParent, event);

        }

    }