/*

* Copyright (c) 2007 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:  Application class for Location Centre Application UI.

*

*/

// SYSTEM FILES

#include <avkon.hrh>

#include <lcservice.h>

#include <lclocationappinfo.h>

#include <lclocationappfilter.h>

#include <AknsConstants.h>

#include <aknnotewrappers.h>

#include <textresolver.h>

// USER INCLUDES

#include "lcappui.h"

#include "lcapp.hrh"

#include "lcview.h"

#include "lclistboxmodel.h"

// ----------------- Member funtions for CLcApp ------------------------------

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

// void CLcAppUi::ConstructL

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

//

void CLcAppUi::ConstructL()

    {

    BaseConstructL( EAknEnableSkin | EAknEnableMSK |EAknSingleClickCompatible );

    // Create the Service class

    iLcService = CLcService::NewL();    

    iLcService->SetObserverL( *this );

    // Handle condition where the function leaves with KErrNotFound

    // Create the Listbox Model

    CLcLocationAppInfoArray* appInfoArray = NULL;

    TRAPD( error, appInfoArray = iLcService->GetLocationApplicationsL());

    if ( KErrNotFound == error || KErrNone == error )

    	{

    	CleanupStack::PushL( appInfoArray );

    	// The ownership of the array is transferred.

    	iListBoxModel = CLcListBoxModel::NewL( appInfoArray );    	

    	CleanupStack::Pop( appInfoArray );

    	}

	else

		{

		// Not handling other error conditions. So better let others handle it.

		User::Leave( error );

		}

    // Create the View object and add it to the View stack

    CLcView* lcView = CLcView::NewL( *this, *iListBoxModel );

    CleanupStack::PushL( lcView );  	

    AddViewL( lcView );

    CleanupStack::Pop( lcView );

    iLcView = lcView;

    }

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

// CLcAppUi::~CLcAppUi

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

//

CLcAppUi::~CLcAppUi()

    {        

    // Delete the Service class    

    delete iLcService;

    // Delete the Model

    delete iListBoxModel;

    }

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

// TKeyResponse CLcAppUi::HandleKeyEventL

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

//

TKeyResponse CLcAppUi::HandleKeyEventL( const TKeyEvent& /*aKeyEvent*/,

                                              TEventCode /*aType*/ )

    {

    return EKeyWasNotConsumed;

    }

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

// void CLcAppUi::HandleCommandL

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

//

void CLcAppUi::HandleCommandL( TInt aCommand )

    {

    switch ( aCommand )

        {

        case EAknSoftkeyExit: 

        case EEikCmdExit:

            {

            Exit();

            break;

            }

        case ELcOpen:

            {

            HandleEventL( ELcOpen );

            break;

            }

       default: 

       	    { 	          	           	    

       	    break; 

       	    }

        }

    }

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

// void CLcAppUi::LcStatusChangedL

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

//    

void CLcAppUi::LcStatusChangedL( TInt aErrorCode )

    {

    // Update the listbox only if its a valid update.		

    if ( KErrNone == aErrorCode )

    	{

    	// There has been a change in Location Centre's registry. We have to

    	// update the list of Applications

	    CLcLocationAppInfoArray* appInfoArray = NULL;

	    TRAPD( error, appInfoArray = iLcService->GetLocationApplicationsL());

	    if ( KErrNotFound == error || KErrNone == error )

	    	{

	    	// The ownership of the new array is transferred.

	    	iListBoxModel->UpdateModel( appInfoArray );

	    	iLcView->UpdateL( *iListBoxModel );   	

	    	}

		else

			{

			// Not handling other error conditions. So better let others handle it.

			User::Leave( error );

			}    	

    	}

    }

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

// void CLcAppUi::HandleEventL

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

//    

void CLcAppUi::HandleEventL( TInt	aEvent )

	{

	switch( aEvent )

		{

		case KEikDynamicLayoutVariantSwitch:

			{

			// Request the Client container to change its rect to a new Rect

			iLcView->ScreenSizeChanged();

			break;

			}

		case KAknsMessageSkinChange:

			{

			iLcView->UpdateIconsL();

			break;

			}

		case ELcOpen:

			{

			// Obtain the Identifier corresponding to the Selected Item

			TInt selectedItem = iLcView->GetFocussedItem();

			if ( selectedItem >= 0 && selectedItem < iListBoxModel->MdcaCount())

				{

				TRAP_IGNORE( iLcService->

						LaunchLocationApplicationL( iListBoxModel->AppInfoId( selectedItem )));

				}

			break;

			}

		default:

			break;

		}

	}

// End of File