/*

* Copyright (c) 2006-2006 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:  CCallStateSourcePlugIn class implementation.

*

*/

#include <cfcontextobject.h>

#include <cfcontextinterface.h>

#include <ctsydomainpskeys.h>

#include "CallStateSourcePlugIn.h"

#include "CallStateSourceContextDef.h"

#include "PropertyListener.h"

// CONSTANTS

#ifdef _DEBUG

// Panic category

_LIT( KPanicCat, "CallStatSrc" );

// Panic codes

enum TPanicReason

    {

    EPlugInNotInitialized

    };

// Panic function

LOCAL_C void Panic( TInt aCode )

    {

    User::Panic( KPanicCat, aCode );

    }

#endif

CCallStateSourcePlugIn* CCallStateSourcePlugIn::NewL(

    TContextSourceInitParams* aParams )

    {

    CCallStateSourcePlugIn* self = CCallStateSourcePlugIn::NewLC( aParams );

    CleanupStack::Pop( self );

    return self;

    }

CCallStateSourcePlugIn* CCallStateSourcePlugIn::NewLC(

TContextSourceInitParams* aParams )

    {

    CCallStateSourcePlugIn* self =

        new( ELeave ) CCallStateSourcePlugIn( aParams );

    CleanupStack::PushL( self );

    return self;

    }

// Destructor

CCallStateSourcePlugIn::~CCallStateSourcePlugIn()

    {

    delete iCallStateProperty;

    delete iContext;

    }

CCallStateSourcePlugIn::CCallStateSourcePlugIn(

    TContextSourceInitParams* aParams ):

    CCFContextSourcePlugIn( aParams )

    {

    }

// METHODS

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

// CCallStateSourcePlugIn::HandleSettingL

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

//

void CCallStateSourcePlugIn::HandleSettingL(

    CCFContextSourceSettingArray* /*aSettingList*/ )

	{

	// Not called since we don't have settings

	}

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

// CCallStateSourcePlugIn::DefineContextsL

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

//

void CCallStateSourcePlugIn::DefineContextsL()

    {

    iCF.DefineContext( KCallStateSource, KCallStateType, KCallStateTypeSec );

    }

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

// CCallStateSourcePlugIn::DefineContextsL

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

//

void CCallStateSourcePlugIn::InitializeL()

    {

    // Initialize context

    iContext = CCFContextObject::NewL();

    // Initialize call state property listener

    iCallStateProperty = CPropertyListener::NewL(

        KPSUidCtsyCallInformation,

        KCTsyCallState,

        *this );

    iContext->SetSourceL( KCallStateSource );

    iContext->SetTypeL( KCallStateType );

    // Publish current context value

    PublishContextL();

    }

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

// CCallStateSourcePlugIn::HandlePropertyChangedL

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

//

void CCallStateSourcePlugIn::HandlePropertyChangedL()

    {

    // Publish current context value

    PublishContextL();

    }

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

// CCallStateSourcePlugIn::PublishContextL

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

//

void CCallStateSourcePlugIn::PublishContextL()

    {

    __ASSERT_DEBUG( iCallStateProperty, Panic( EPlugInNotInitialized ) );

    // Get current call state value

    TInt value = 0;

    TInt err = iCallStateProperty->Property().Get( value );

    if( err == KErrNone )

        {

        if( value >= 0 && value < KCallStateTypeValueCount  )

            {

            // Publish context, ignore error values

            RThread thread;

            iContext->SetValueL( TPtrC( KCallStateTypeValues[value] ) );

            iCF.PublishContext( *iContext, thread );

            thread.Close();

            }

        }

    }