/*

* Copyright (c) 2002 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: 

* Intermediate class for setting pages with listboxes in them

*

*/

#include "AknListBoxSettingPage.h"

#include "AknUtils.h"

#include <gulicon.h>

#include <AknTasHook.h>

// Skins support

#include <AknsDrawUtils.h>

#include <AknLayout2ScalableDef.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <layoutmetadata.cdl.h>

#include <aknlists.h>

//

// Constructor for CAknListBoxSettingPage

//

/**

*

* Empty implementation of constructors for the ancestor of listbox-hosting setting pages

*

*/

CAknListBoxSettingPage::CAknListBoxSettingPage( TInt aSettingPageResourceId ) : CAknSettingPage( aSettingPageResourceId )

	{

	AKNTASHOOK_ADD( this, "CAknListBoxSettingPage" );

	}

CAknListBoxSettingPage::CAknListBoxSettingPage(	

					const TDesC* aSettingText, 

					TInt aSettingNumber, 

					TInt aControlType,

					TInt aEditorResourceId, 

					TInt aSettingPageResourceId )

					:	CAknSettingPage( 

						aSettingText, 

						aSettingNumber, 

						aControlType, 

						aEditorResourceId, 

						aSettingPageResourceId ) 

	{

	AKNTASHOOK_ADD( this, "CAknListBoxSettingPage" );

	}

EXPORT_C void CAknListBoxSettingPage::HandleListBoxEventL(CEikListBox* /*aListBox*/, MEikListBoxObserver::TListBoxEvent /*aEventType*/)

	{

	}

EXPORT_C void CAknListBoxSettingPage::CheckAndSetDataValidity()

	{

	if ( ListBoxControl() )

		{

		SetDataValidity( ListBoxControl()->Model()->NumberOfItems()  > 0 ); // Even 1 item is OK. Might not be selected!

		}

	}

EXPORT_C void CAknListBoxSettingPage::UpdateCbaL()

	{

	CAknSettingPage::UpdateCbaL();

	}

EXPORT_C void CAknListBoxSettingPage::SizeChanged ()

	{

	StandardSettingPageLayout();  // Must be part of any re-implementation

	CEikListBox* listbox = ListBoxControl();

    TRect rect( SettingItemContentRect( ETrue ) );

	TRect totalRect( rect );

	if ( listbox )

	    {

	    // The maximum lines for the listbox.

        TAknLayoutScalableParameterLimits listBoxLimits(

            AknLayoutScalable_Avkon::list_set_graphic_pane_copy1_ParamLimits() );

        TInt maxNumberOfRows = listBoxLimits.LastRow() + 1;

        TInt numItemsShown = Min( listbox->Model()->NumberOfItems(),

                                  maxNumberOfRows );

        // The layout for max items is used for empty note display.

        if ( numItemsShown == 0 )

            {

            numItemsShown = maxNumberOfRows;

            }

        // Transparent setting page has different layout data

        // for both portrait and landscape

        if ( !IsBackgroundDrawingEnabled() )

            {

            // Transparent does not have as many items as normal list.

            if ( numItemsShown > 6 )

                {

                numItemsShown = 6;

                }

            numItemsShown += 6; // skip the normal varieties

            }

        else

            {

            if ( numItemsShown > 6 )

                {

                numItemsShown += 12; // skip the transparent varieties

                }

            }

        AknLayoutUtils::LayoutControl(

            listbox,

            rect, 

            AknLayoutScalable_Avkon::list_set_pane_copy1(

                numItemsShown - 1 ) );

        totalRect = listbox->Rect();

        // Note the scrollbar is not showing in transparent setting page.

        AknLayoutUtils::LayoutVerticalScrollBar(

            listbox->ScrollBarFrame(),

            Rect(),

            TAknWindowComponentLayout::Compose(

                AknLayoutScalable_Avkon::settings_container_pane(),

                TAknWindowComponentLayout::Compose(

                    AknLayoutScalable_Avkon::listscroll_set_pane_copy1(),

                    AknLayoutScalable_Avkon::scroll_pane_cp121_copy1() ) ) );

	    }

	TAknLayoutRect layoutRect;

	layoutRect.LayoutRect(

	    totalRect,

        AknLayoutScalable_Avkon::set_opt_bg_pane_g1_copy1() );

    SetEditedItemFrameRects( totalRect, layoutRect.Rect() );

	}

EXPORT_C void CAknListBoxSettingPage::Draw(const TRect& aRect) const

	{

	CAknSettingPage::BaseDraw(aRect);

	}

TBool CAknListBoxSettingPage::FocusToSelectedItem()

	{

	return !FocusToFirstItem(); // This determines whether to use FocusToFirstItem or FocusToSelectedItem.

	}

TBool CAknListBoxSettingPage::FocusToFirstItem()

	{

	return EFalse; 

	}

void CAknListBoxSettingPage::CreateIconAndAddToArrayL(

    CArrayPtr<CGulIcon>*& aIconArray,

    const TAknsItemID& aId,

    const TInt aColorIndex,

    const TDesC& aBmpFile,

    const TInt32 aBmp,

    const TInt32 aBmpM )

    {

    MAknsSkinInstance* skin = AknsUtils::SkinInstance();

    CFbsBitmap* bitmap = 0;

    CFbsBitmap* mask = 0;

    AknsUtils::CreateColorIconLC( skin,

                                  aId,

                                  KAknsIIDQsnIconColors,

                                  aColorIndex,

                                  bitmap,

                                  mask,

                                  aBmpFile,

                                  aBmp,

                                  aBmpM,

                                  KRgbBlack );

    CGulIcon* gulicon = CGulIcon::NewL( bitmap, mask ); // ownership passed

    CleanupStack::PushL( gulicon );

    aIconArray->AppendL( gulicon );

    CleanupStack::Pop( 3 ); // mask, bitmap, gulicon

    }

/**

* CAknListBoxSettingPage reserved methods

*/

EXPORT_C void CAknListBoxSettingPage::CAknListBoxSettingPage_Reserved_1()

	{

	}

// End of File