/*

* 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:  Provides implementation for CCallInformation -class.

*

*/

#include <e32base.h>

#include <callinformation.h>    //Call Information Mediator API

#include "CCallInformationImpl.h"

#include "ccallinfoiter.h"

#include "mcallinformationobserver.h"

bool GlobalEmptyCallList;

bool GlobalTriggerSignal;

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

// C++ constructor.

// ---------------------------------------------------------------------------

//

CCallInformationImpl::CCallInformationImpl()

    {

    }

// ---------------------------------------------------------------------------

// Two-phased constructor.

// ---------------------------------------------------------------------------

//

CCallInformationImpl* CCallInformationImpl::NewL()

    {

    CCallInformationImpl* self = new (ELeave) CCallInformationImpl( );  

    return self;

    }

// ---------------------------------------------------------------------------

// Destructor

// ---------------------------------------------------------------------------

//

CCallInformationImpl::~CCallInformationImpl()

    {

    delete iInfos;

    delete iCallIter;   

    delete iInfosInState;    

    delete iCallStateIter;   

    }

// ---------------------------------------------------------------------------

// Saves the observer call information changes.

// ---------------------------------------------------------------------------

//

void CCallInformationImpl::NotifyCallInformationChanges(

    MCallInformationObserver& aObserver )

    {

    iObserver = &aObserver;

    return;

    }

// ---------------------------------------------------------------------------

// Removes the observer.

// ---------------------------------------------------------------------------

//

void CCallInformationImpl::CancelNotification( )

    {

    iObserver = NULL;

    return;

    }

// ---------------------------------------------------------------------------

// Returns info about all calls. 

// ---------------------------------------------------------------------------

//

CCallInfoIter& CCallInformationImpl::GetCallsL( )

    {    

    iInfos = CCallInfos::NewL();  

    if (!GlobalEmptyCallList)

        {

        TCallInfo callInfo;

            int index = 0;

            unsigned int serviceId = 1;

            callInfo.iIndex = index;

            callInfo.iServiceId = serviceId;

            callInfo.iDirection= CCPCall::EMobileOriginated;

            callInfo.iType = CCPCall::ECallTypeCSVoice;

            callInfo.iState = CCPCall::EStateDialling;

            iInfos->AddL(callInfo);

            index++;

            serviceId++;

            callInfo.iIndex = index;

            callInfo.iServiceId = serviceId;

            callInfo.iDirection= CCPCall::EMobileTerminated;

            callInfo.iType = CCPCall::ECallTypeCSVoice;

            callInfo.iState = CCPCall::EStateConnected;

            iInfos->AddL(callInfo);

        }

    iCallIter = CCallInfoIter::NewL( *iInfos );

    return *iCallIter;            

    }

// ---------------------------------------------------------------------------

// Returns information whether call in given state exist. 

// ---------------------------------------------------------------------------

//

TBool CCallInformationImpl::IsCallInState( CCPCall::TCallState aState ) const

    {

    bool value(false);

    if (aState == CCPCall::EStateConnected)

        {

        value = true;

        }

    if( GlobalTriggerSignal )

        {

        iObserver->CallInformationChanged();

        GlobalTriggerSignal=false;

        }

    return value;

    }