/*

* Copyright (c) 2005-2006 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:  CMnNavigateToHandler class implementation

*

*/

#include <AiwGenericParam.hrh>

#include <AiwCommon.hrh>

#include <EPos_CPosLandmark.h>

#include <epos_poslandmarkserialization.h>

#include <mnnavigator.h>

#include "mnaiwdebug.h"

#include "mnaiwinternal.h"

#include "mnnavigatetohandler.h"

// ================= LOCAL FUNCTIONS =======================

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

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

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

//

CMnNavigateToHandler::CMnNavigateToHandler( CMnProvider& aProvider )

:   CMnAiwCommandHandlerBase( aProvider )

    {

    }

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

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

//

CMnNavigateToHandler::~CMnNavigateToHandler()

    {

    delete iNavigator;

    }

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

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

//

CMnNavigateToHandler* CMnNavigateToHandler::NewL(

    CMnProvider& aProvider,

    TRunMode aRunMode )

    {

    CMnNavigateToHandler* self = 

        new (ELeave) CMnNavigateToHandler( aProvider );

    CleanupStack::PushL( self );        

    self->ConstructL( aRunMode );

    CleanupStack::Pop( self );

    return self;

    }

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

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

//

void CMnNavigateToHandler::SetExitObserverL( 

	MMnProviderExitCallback& aExitCallback )

	{

	iNavigator->SetExitObserverL( *this );

	CMnAiwCommandHandlerBase::SetExitObserverL( aExitCallback );

	}

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

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

//

void CMnNavigateToHandler::ConstructL( TRunMode aRunMode )

    {

    LOG("CMnNavigateToHandler::ConstructL in");

    CMnAiwCommandHandlerBase::ConstructL();

    if ( aRunMode == ERunModeChained )

        {

        iNavigator = CMnNavigator::NewChainedL( Provider() );

        }

    else

        {

        iNavigator = CMnNavigator::NewL( Provider() );

        }

    iRunMode = aRunMode;

    LOG("CMnNavigateToHandler::ConstructL out");

    }

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

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

//

void CMnNavigateToHandler::DoStartL()

    {

    LOG("CMnNavigateToHandler::DoStartL in");

    if ( iLandmarkData.Size() )

        {

        CPosLandmark* lm = PosLandmarkSerialization::UnpackL( iLandmarkData );

        CleanupStack::PushL( lm );

        iNavigator->NavigateToL( *lm );

        CleanupStack::PopAndDestroy( lm );

        }

    else    

        {

        User::Leave( KErrArgument );

        }

    LOG("CMnNavigateToHandler::DoStartL out");

    }

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

//  From class CMnAiwCommandHandlerBase

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

//

void CMnNavigateToHandler::HandleAiwParamLandmarksL( RArray<TPtrC8>& aLandmarkDataList )

    {

    __ASSERT_DEBUG( aLandmarkDataList.Count() > 0, Panic( KErrGeneral ) );

    // if already set or not single landmarks are given

    if ( !iLandmarkData.Length() )

        {

        iLandmarkData.Set( aLandmarkDataList[0] );

        }

    }

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

//  From class CMnAiwCommandHandlerBase

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

//

void CMnNavigateToHandler::ResetParametersL()

    {

    iLandmarkData.Set( NULL, 0 );

    }