/*

* 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:  Container context containing several contextes.

*

*/

#include <e32cmn.h>

#include "AknsCppPreface.h"

#include "AknsCombinedBackgroundControlContext.h"

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

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

// Symbian 1st phase constructor.

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

//

AKNS_EXPORTED_METHOD(CAknsCombinedBackgroundControlContext::NewL)

EXPORT_C CAknsCombinedBackgroundControlContext*

CAknsCombinedBackgroundControlContext::NewL( TBool /*aParentAbsolute*/ )

    {

#ifndef RD_FULLSCREEN_WALLPAPER

    User::Leave( KErrNotSupported );

#endif //RD_FULLSCREEN_WALLPAPER

    CAknsCombinedBackgroundControlContext* self =

        new( ELeave ) CAknsCombinedBackgroundControlContext;

    return self;

    }

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

// Destructor

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

//

CAknsCombinedBackgroundControlContext::~CAknsCombinedBackgroundControlContext()

    {

#ifndef RD_FULLSCREEN_WALLPAPER

    return;

#else

    while (iBgCcArray.Count())

        {

        RemoveControlContext( iBgCcArray.Count() -1 );

        }

    iBgCcArray.ResetAndDestroy();

#endif //RD_FULLSCREEN_WALLPAPER

    }

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

// Adds context to combination.

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

//

AKNS_EXPORTED_METHOD(CAknsCombinedBackgroundControlContext::AddControlContext)

EXPORT_C TInt CAknsCombinedBackgroundControlContext::AddControlContext( MAknsControlContext* aControlContext )

    {

#ifndef RD_FULLSCREEN_WALLPAPER

    return KErrNotSupported;

#else

    TInt err = iBgCcArray.Append( aControlContext );

    TInt retVal = err;

    if ( err == KErrNone )

        {

        retVal = iBgCcArray.Count() -1;

        }

    return retVal;

#endif //RD_FULLSCREEN_WALLPAPER

    }

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

// Removes context from combination.

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

//

AKNS_EXPORTED_METHOD(CAknsCombinedBackgroundControlContext::RemoveControlContext)

EXPORT_C void CAknsCombinedBackgroundControlContext::RemoveControlContext( const TInt aIndex )

    {

#ifndef RD_FULLSCREEN_WALLPAPER

    return;

#else

    if ( !( ( aIndex > iBgCcArray.Count() -1 ) || ( aIndex < 0 ) ) )

        {

        MAknsControlContext* context = iBgCcArray[ aIndex ];

        iBgCcArray.Remove( aIndex );

        delete context;

        }

#endif //RD_FULLSCREEN_WALLPAPER

    }

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

// Returns indexed context from combination.

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

//

AKNS_EXPORTED_METHOD(CAknsCombinedBackgroundControlContext::GetControlContext)

EXPORT_C MAknsControlContext* CAknsCombinedBackgroundControlContext::GetControlContext( const TInt aIndex )

    {

#ifndef RD_FULLSCREEN_WALLPAPER

    return NULL;

#else

    if ( ( aIndex > iBgCcArray.Count() -1 ) || ( aIndex < 0 ) )

        {

        return NULL;

        }

    return iBgCcArray[ aIndex ];

#endif //RD_FULLSCREEN_WALLPAPER

    }

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

// CAknsCombinedBackgroundControlContext::IsCompatibleWithType

// (other items were commented in a header).

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

//

TBool CAknsCombinedBackgroundControlContext::IsCompatibleWithType(

    const TAknsControlContextType aType ) const

    {

#ifndef RD_FULLSCREEN_WALLPAPER

    return EFalse;

#else

    switch( aType )

        {

        case EAknsControlContextTypeCombined:

            return ETrue;

        case EAknsControlContextTypeUnknown:

        case EAknsControlContextTypeBasic:

        case EAknsControlContextTypeLayered:

        case EAknsControlContextTypeListBox:

        case EAknsControlContextTypeFrame:

            break;

        }

    return EFalse;

#endif //RD_FULLSCREEN_WALLPAPER

    }

// End of file