/*

* 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: 

*     Implementation of CCbsUiLanguageSettingPage.

*

*

*/

// INCLUDES

#include    <cbsuiApp.rsg>

#include    <AknQueryDialog.h>

#include    "CCbsUiLanguageSettingPage.h"

#include    "CCbsUiListQueryDialog.h"

#include    "CbsUiPanic.h"

#include    "CbsUiConstants.h"

#include    "MCbs.h"

// CONSTANTS

const TInt KFirstLaunch = 1;

const TInt KAverageReceivedLanguages = 4;

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

// C++ default constructor can NOT contain any code, that

// might leave.

//

CCbsUiLanguageSettingPage::CCbsUiLanguageSettingPage( 

    TInt aResourceID, 

    TInt& aCurrentSelectionIndex,

    CDesCArrayFlat* aItemArray,

    MCbs& aServer ) 

    : 

    CAknRadioButtonSettingPage(aResourceID, aCurrentSelectionIndex, aItemArray),

    iServer(aServer),

    iSelectionIndex(aCurrentSelectionIndex),

    iArray(*aItemArray)    

    {

    }

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

// CCbsUiLanguageSettingPage::OkToExitL

// 

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

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

//

TBool CCbsUiLanguageSettingPage::OkToExitL( TBool aAccept )

    {   

    __ASSERT_DEBUG( &iServer, CbsUiPanic(EServerNullError) );

    // if ok key has been pushed, then this level options

    // settings will be made

    if ( aAccept )

        {        

        TCbsDbLanguages lang;

        iServer.GetLanguages(lang);

        switch ( iSelectionIndex )

            {

            case ECbsUiAll:

                lang.iLanguages[ECbsAll] = ETrue;

                lang.iLanguages[ECbsOther] = EFalse;

                break;

            case ECbsUiSelected: 

                // don't set languages after this, allready set in language dlg

                LaunchLanguageDialogL();

                break;

            case ECbsUiOther:

                lang.iLanguages[ECbsAll] = EFalse;

                lang.iLanguages[ECbsOther] = ETrue;

                break;

            default:

                __ASSERT_DEBUG( 0, CbsUiPanic(EErrInvalidValue) );

                break;

            }    

        if ( iSelectionIndex == ECbsUiAll || iSelectionIndex == ECbsUiOther )

            {

            User::LeaveIfError( iServer.SetLanguages(lang) );

            }

        }

    return ETrue;

    }

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

// CCbsUiLanguageSettingPage::OfferKeyEventL

// 

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

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

//

TKeyResponse CCbsUiLanguageSettingPage::OfferKeyEventL( 

    const TKeyEvent& aKeyEvent, 

    TEventCode aType )

    {

    __ASSERT_DEBUG( ListBoxControl(), CbsUiPanic(EListBoxNullError) );

    switch ( aKeyEvent.iCode )

        {

        case EKeyOK:

            LaunchLanguageDialogL();

            break;       

        default:

            break;

        }

    return CAknSettingPage::OfferKeyEventL( aKeyEvent, aType );

    }

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

// CCbsUiLanguageSettingPage::GetLanguagesL

// 

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

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

//

void CCbsUiLanguageSettingPage::GetLanguagesL(

    CArrayFix<TInt>& aIndexArray, TCbsDbLanguages& aLanguages )

    {

    iServer.GetLanguages(aLanguages);

    for ( TInt j(0); j < ECbsOther; j++ )

        {

        if ( aLanguages.iLanguages[j] )

            {

            aIndexArray.AppendL(j);

            }

        }

    }

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

// CCbsUiLanguageSettingPage::LaunchLanguageDialogL

// 

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

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

//

void CCbsUiLanguageSettingPage::LaunchLanguageDialogL()

    {

    iCurrentLaunchingId++;

    if ( iCurrentLaunchingId == KFirstLaunch )

        {        

        if ( ListBoxControl()->CurrentItemIndex() == ECbsUiSelected )

            {

            CArrayFixFlat<TInt>* indexArray = 

                new (ELeave) CArrayFixFlat<TInt>(KAverageReceivedLanguages);

            CleanupStack::PushL(indexArray);

            TCbsDbLanguages languages;        

            GetLanguagesL(*indexArray, languages);

            CCbsUiListQueryDialog* dlg = new (ELeave)

                CCbsUiListQueryDialog(*indexArray);

            TInt ret( dlg->ExecuteLD(R_LANGUAGE_MULTISELECTION_LIST_QUERY) );

            if( ret )

                {

                SetLanguagesL(*indexArray, languages);

                }

            else

                {

                iCurrentLaunchingId--;

                User::Leave( KErrNone );

                }

            CleanupStack::PopAndDestroy(); // indexArray;

            }

        }

    }

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

// CCbsUiLanguageSettingPage::SetLanguagesL

// 

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

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

//

void CCbsUiLanguageSettingPage::SetLanguagesL(

    CArrayFix<TInt>& aIndexArray, TCbsDbLanguages& aLanguages )

    {     

    // just clearing the language selection before setting them

    for ( TInt i(0); i < ECbsOther; i++ )

        {

        aLanguages.iLanguages[i] = EFalse;

        }

    // set the values which are chosen

    if ( &aIndexArray )

        {        

        TInt count( aIndexArray.Count() );

        for (TInt i(0); i < count; i++)

            {

            TInt selectedIndex( aIndexArray.At(i) );

            __ASSERT_DEBUG( selectedIndex < ECbsOther, 

                CbsUiPanic(EErrIndexOutOfBounds) );

            aLanguages.iLanguages[selectedIndex] = ETrue;

            }

        TBool languageSelected( count > 0 );

        if ( languageSelected )

            {

            aLanguages.iLanguages[ECbsAll] = EFalse;            

            aLanguages.iLanguages[ECbsOther] = EFalse;

            }

        else 

            {

            // The user can clear the languages and then previously

            // defined value will be selected.

            // If other has not been previously selected, then

            // all has to be selected

            if ( !aLanguages.iLanguages[ECbsOther] )

                {                

                aLanguages.iLanguages[ECbsAll] = ETrue;

                }

            }       

        User::LeaveIfError( iServer.SetLanguages( aLanguages ) );

        }      

    }

//  End of File