/*

* Copyright (c) 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:  Wallpaper view.

*

*/

// INCLUDE FILES

#include "xnwallpaperview.h"

#include "xnwallpapercontainer.h"

#include "xnuiengine.h"

#include "xneditor.h"

// SYSTEM INCLUDE FILES

#include <aknappui.h>

#include <eikbtgpc.h>

#include <avkon.rsg>

#include <AknsWallpaperUtils.h>

#include <MGFetch.h>

_LIT8( KMulti, "multi" );

const TInt KFileArrayGranularity = 6;

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

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

// C++ default constructor.

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

//

CXnWallpaperView::CXnWallpaperView( CXnUiEngine& aEngine ) :

    iEngine( aEngine )

    {

    }

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

// Symbian 2nd phase constructor.

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

//

void CXnWallpaperView::ConstructL()

    {

    BaseConstructL();

    }

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

// Two-phased constructor.

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

//

CXnWallpaperView* CXnWallpaperView::NewL( CXnUiEngine& aEngine )

    {

    CXnWallpaperView* self = new (ELeave) CXnWallpaperView( aEngine );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor.

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

//

CXnWallpaperView::~CXnWallpaperView()

    {

    if ( iContainer )

        {

        delete iContainer;

        iContainer = NULL;

        }

    }

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

// CXnWallpaperView::Id

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

//

TUid CXnWallpaperView::Id() const

    {

    return KWallpaperViewUid;

    }

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

// CXnWallpaperView::DoActivateL

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

//

void CXnWallpaperView::DoActivateL(

            const TVwsViewId& aPrevViewId,

            TUid aCustomMessageId,

            const TDesC8& aCustomMessage )

    {

    iAvkonAppUi->StatusPane()->SwitchLayoutL( R_AVKON_STATUS_PANE_LAYOUT_USUAL );

    iAvkonAppUi->StatusPane()->DrawNow();

    if ( !iContainer )

        {

        iContainer = CXnWallpaperContainer::NewL();

        iAvkonAppUi->AddToStackL( *this,  iContainer );

        iContainer->ActivateL();

        iContainer->DrawNow();

        }

    CDesCArrayFlat* files = 

        new (ELeave) CDesCArrayFlat( KFileArrayGranularity );

    CleanupStack::PushL( files );

    TBool selected = EFalse;

    TBool multiple=EFalse;

    if( aCustomMessage == KMulti )

        {

        multiple = ETrue;

        }

    TRAPD( err, selected = MGFetch::RunL( *files, EImageFile, multiple ) );

    if ( err == KErrNone &&

         selected &&

         files->MdcaCount() > 0 )

        {

        // set wallpaper.

        if( files->MdcaCount() == 1 )

            {

            AknsWallpaperUtils::SetIdleWallpaper(

                    files->MdcaPoint( 0 ),

                    NULL );

            }

        //set slideshow

        else

            {

            AknsWallpaperUtils::SetSlidesetWallpaper(

                    *files,

                    NULL );

            }

        }

    CleanupStack::PopAndDestroy( files );

    iAvkonAppUi->ActivateViewL( aPrevViewId );

    }

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

// CXnWallpaperView::DoActivateL

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

//

void CXnWallpaperView::DoDeactivate()

    {

    if ( iContainer )

        {

        iAvkonAppUi->RemoveFromStack( iContainer );

        delete iContainer;

        iContainer = NULL;

        }

    }

//  End of File