/*

* Copyright (c) 2002-2005 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:  Base view for all General Settings views.

*

*/

// INCLUDE FILES

#include    <gsbaseview.h>

#include    <gsbasecontainer.h>

#include    <aknnavide.h>

#include    <akntabgrp.h>

#include    <akntitle.h>

#include    <AknUtils.h>

#include    <aknViewAppUi.h>

#include    <barsread.h>

#include    <bautils.h> // BaflUtils

#include    <bldvariant.hrh>

#include    <featmgr.h>

//Disabling warning caused by KGSDoActivateError constant

#pragma diag_suppress 177

// CONSTANTS

_LIT( KGSDoActivateError, "DoActivateL" );

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

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

// CGSBaseView::CGSBaseView

//

// C++ constructor

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

EXPORT_C CGSBaseView::CGSBaseView()

    : iResourceLoader( *iCoeEnv )

    {

    iAppUi = AppUi();

    iElaf = ( AknLayoutUtils::Variant() == EEuropeanVariant );

    }

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

// CGSBaseView::~CGSBaseView

//

// Destructor

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

EXPORT_C CGSBaseView::~CGSBaseView()

    {

    iResourceLoader.Close();

    if (iContainer)

        {

        AppUi()->RemoveFromViewStack( *this, iContainer );

        delete iContainer;

        }

    if ( iNaviPaneContext )

        {

        delete iNaviPaneContext;

        }

    }

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

// CGSBaseView::Container

//

//

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

EXPORT_C CGSBaseContainer* CGSBaseView::Container()

    {

    return iContainer;

    }

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

// CGSBaseView::SetCurrentItem

//

//

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

EXPORT_C void CGSBaseView::SetCurrentItem( TInt aIndex )

    {

    iCurrentItem = aIndex;

    }

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

// CGSBaseView::HandleListBoxEventL

//

//

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

EXPORT_C void CGSBaseView::HandleListBoxEventL( CEikListBox* /*aListBox*/,

                                                TListBoxEvent aEventType )

    {

    switch ( aEventType )

        {

        case EEventEnterKeyPressed:

        case EEventItemSingleClicked:

            HandleListBoxSelectionL();

            break;

        default:

           break;

        }

    }

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

// CGSBaseView::SetNaviPaneL

//

//

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

//

EXPORT_C void CGSBaseView::SetNaviPaneL()

    {

    CAknNavigationControlContainer* naviControlContainer = 

                                            NaviControlContainerL();

    if ( iNaviPaneContext )

        {

        naviControlContainer->PushL( *iNaviPaneContext );

        }

    else

        {

        naviControlContainer->PushDefaultL();

        }

    }

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

// CGSBaseView::CreateNaviPaneContextL

//

//

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

//

EXPORT_C void CGSBaseView::CreateNaviPaneContextL( TInt aResourceId )

    {

    TResourceReader reader;

    iCoeEnv->CreateResourceReaderLC( reader, aResourceId );

    CAknNavigationControlContainer* naviControlContainer = 

                                             NaviControlContainerL();

    iNaviPaneContext = naviControlContainer->CreateMessageLabelL( reader );

    CleanupStack::PopAndDestroy();  // reader

    }

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

// CGSBaseView::NaviControlContainerL

//

//

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

//

CAknNavigationControlContainer* CGSBaseView::NaviControlContainerL()

    {

    CAknNavigationControlContainer* control = NULL;

    if( !iNaviControlContainer )

        {

        iNaviControlContainer =

            static_cast<CAknNavigationControlContainer*>(

                AppUi()->StatusPane()->ControlL( TUid::Uid(

                    EEikStatusPaneUidNavi ) ) );

        }

    else

        {

        control = iNaviControlContainer;

        }

    return control;

    }

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

// CGSBaseView::HandleClientRectChange

//

//

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

void CGSBaseView::HandleClientRectChange()

    {

    if ( iContainer && iContainer->iListBox )

        {

        iContainer->SetRect( ClientRect() );

        }

    }

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

// CGSBaseView::DoActivateL

// Activates the view.

//

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

EXPORT_C void CGSBaseView::DoActivateL( const TVwsViewId& aPrevViewId,

                                        TUid /*aCustomMessageId*/,

                                        const TDesC8& /*aCustomMessage*/ )

    {

    iPrevViewId = aPrevViewId;

//    if( iContainer )

//        {

//        AppUi()->RemoveFromViewStack( *this, iContainer );

//

//        delete iContainer;

//        iContainer = NULL;

//        }

    if ( !iContainer )

    	{

    	CreateContainerL();

		AppUi()->AddToViewStackL( *this, iContainer );

		iContainer->iListBox->SetListBoxObserver( this ) ;

		iContainer->iListBox->SetTopItemIndex( iTopItemIndex );

		iContainer->SetSelectedItem( iCurrentItem );

    	}

    }

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

// CGSBaseView::DoDeactivate()

//

//

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

EXPORT_C void CGSBaseView::DoDeactivate()

    {

    if ( iContainer )

        {

        iCurrentItem = iContainer->SelectedItem();

        AppUi()->RemoveFromViewStack( *this, iContainer );

        delete iContainer;

        iContainer = NULL;

        }

    }

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

// CGSBaseView::CreateContainerL()

//

//

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

//

EXPORT_C void CGSBaseView::CreateContainerL()

    {

    NewContainerL();

    __ASSERT_DEBUG(

        iContainer, User::Panic( KGSDoActivateError, EGSViewPanicNullPtr ) );

    iContainer->SetMopParent( this );

    TRAPD( error, iContainer->ConstructL( ClientRect() ) );

    if ( error )

        {

        delete iContainer;

        iContainer = NULL;

        User::Leave( error );

        }

    }

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

// CGSBaseView::OpenLocalizedResourceFileL()

//

//

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

//

EXPORT_C void CGSBaseView::OpenLocalizedResourceFileL(

    const TDesC& aResourceFileName,

    RConeResourceLoader& aResourceLoader )

    {

    // Find the resource file:

    TParse parse;

    parse.Set( aResourceFileName, &KDC_RESOURCE_FILES_DIR, NULL );

    TFileName fileName( parse.FullName() );

    // Get language of resource file:

    BaflUtils::NearestLanguageFile( fsSession, fileName );

    // Open resource file:

    aResourceLoader.OpenL( fileName );

    }

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

// CGSBaseView::ResetSelectedItemIndex()

//

//

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

//

EXPORT_C void CGSBaseView::ResetSelectedItemIndex()

    {

    iCurrentItem = 0;

    if( iContainer )

        {

        iContainer->SetSelectedItem( iCurrentItem );

        }

    }

//End of File