/*

* Copyright (c) 2006-2007 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:  Screensaver slide set settings dialog.

*

*/

// General

#include <e32std.h>

#include <StringLoader.h>

#include <e32property.h>

#include <csxhelp/skins.hlp.hrh>

// From AVKON

#include <avkon.hrh>

#include <aknappui.h>

#include <aknslidersettingpage.h>

#include <AknsSrvClient.h>

// Screensaver PS keys.

#include <ScreensaverInternalPSKeys.h>

// Psln Slide set specific.

#include "pslnslidesetscreensaverdialog.h"

#include "pslnslidesetdialog.hrh"

#include "pslnslidesetmodel.h"

#include "pslnslidesetconst.h"

// Resources

#include <pslnslidesetdialogrsc.rsg>

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

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

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

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

//

CPslnSlidesetScreensaverDialog::CPslnSlidesetScreensaverDialog()

    {

    }

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

// Symbian 2nd phase constructor can leave.

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

//

void CPslnSlidesetScreensaverDialog::ConstructL()

    {

#ifndef RD_SLIDESHOW_SCREENSAVER

    User::Leave( KErrNotSupported );

#endif // RD_SLIDESHOW_SCREENSAVER

    BaseConstructL(

        GetDialogFlag( CPslnSlidesetDialogInterface::EPslnDialogType ) );

    iSlideSetTypeItems = iCoeEnv->ReadDesC16ArrayResourceL(

        R_PSLN_SLIDESET_TYPE_SS_SETTING_PAGE_LBX );

    }

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

// Two-phased constructor.

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

//

CPslnSlidesetScreensaverDialog* CPslnSlidesetScreensaverDialog::NewL()

    {

    CPslnSlidesetScreensaverDialog* self = NewLC();

    CleanupStack::Pop(); // Self

    return self;

    }

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

// Two-phased constructor.

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

//

CPslnSlidesetScreensaverDialog* CPslnSlidesetScreensaverDialog::NewLC()

    {

    CPslnSlidesetScreensaverDialog* self =

        new ( ELeave ) CPslnSlidesetScreensaverDialog();

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

// Destructor

CPslnSlidesetScreensaverDialog::~CPslnSlidesetScreensaverDialog()

    {

    }

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

// Executes dialog.

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

//

TInt CPslnSlidesetScreensaverDialog::ExecuteDialogLD()

    {

    return CAknDialog::ExecuteLD( R_PSLN_SETTINGS_DIALOG );

    }

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

// Configures dialog.

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

//

void CPslnSlidesetScreensaverDialog::SetDialogFlag(

    const TInt aFlag, const TInt aValue )

    {

    switch( aFlag )

        {

        case CPslnSlidesetDialogInterface::EPslnConfigurability:

        case CPslnSlidesetDialogInterface::EPslnDialogType:

            // Cannot be changed dynamically.

            break;

        case CPslnSlidesetDialogInterface::EPslnLaunchMode:

            if ( aValue == CPslnSlidesetDialogInterface::EPslnNormal ||

                 aValue == CPslnSlidesetDialogInterface::EPslnConfigureOnly )

                {

                iLaunchMode = aValue;

                }

            break;

        default:

            break;

        }

    }

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

// Queries for dialog parameter.

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

//

TInt CPslnSlidesetScreensaverDialog::GetDialogFlag( const TInt aFlag )

    {

    TInt flagValue = KErrNotFound;

    switch( aFlag )

        {

        case CPslnSlidesetDialogInterface::EPslnDialogType:

            flagValue = EPslnScreensaverDialog;

            break;

        case CPslnSlidesetDialogInterface::EPslnLaunchMode:

            // Configuring Screensaver is handled using screensaver framework.

            flagValue = iLaunchMode;

            break;

        case CPslnSlidesetDialogInterface::EPslnConfigurability:

            // Activation is handled by screensaver framework and Psln application.

            flagValue = CPslnSlidesetDialogInterface::EPslnUnknown;

            break;

        default:

            break;

        }

    return flagValue;

    }

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

// Layouts dialog before showing it.

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

//

void CPslnSlidesetScreensaverDialog::PreLayoutDynInitL()

    {

    // Set title pane text.

    SetTitlePaneL( R_PSLN_SLIDESET_SCREENSAVER_DIALOG_TITLE );

    // Set middle softkey as Change.

    CPslnSlidesetDialog::SetMiddleSoftKeyLabelL(

        R_PSLN_MSK_CHANGE,

        EPslnCmdAppSetScreenSaver );

    CPslnSlidesetDialog::PreLayoutDynInitL();

    }

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

// Reimplements CAknDialog::OkToExitL inorder to indicate to the

// screensaver that new settings have been defined.

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

//

TBool CPslnSlidesetScreensaverDialog::OkToExitL( TInt aButtonId )

    {

    // Check if model indicates that setting values have been updated.

    if ( iModel->HasDialogUpdatedValues() )

        {

        TInt psValue = KErrNotFound;

        User::LeaveIfError(

            RProperty::Get(

                KPSUidScreenSaver,

                KScreenSaverPluginSettingsChanged,

                psValue ) );

        // If so, check P&S key.

        if ( psValue == EScreenSaverPluginSettingsChanging )

            {

            // If P&S key indicates that setting changes need to be

            // informed, do so.

            User::LeaveIfError(

                RProperty::Set(

                    KPSUidScreenSaver,

                    KScreenSaverPluginSettingsChanged,

                    EScreenSaverPluginSettingsChanged ) );

            }

        }

    return CPslnSlidesetDialog::OkToExitL( aButtonId );

    }

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

// Adds setting list items to listbox.

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

//

void CPslnSlidesetScreensaverDialog::CreateListBoxItemsL()

    {

    iItems = iCoeEnv->ReadDesC16ArrayResourceL(

        R_PSLN_SCREENSAVER_SLIDE_SETTING_LBX_ITEMS );

    CPslnSlidesetDialog::MakeItemL( EPslnSlideSetImagesId );

    CPslnSlidesetDialog::MakeItemL( EPslnSlideSetDurationId );

    if ( !IsFeatureSupported( EPslnSlideSetBacklightRemoved ) )

        {        

        CPslnSlidesetDialog::MakeItemL( EPslnSlideSetBacklightId );

        }

    }

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

// Gets help context for Help application.

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

//

void CPslnSlidesetScreensaverDialog::GetHelpContext(

    TCoeHelpContext& aContext ) const

    {

    aContext.iMajor = KUidPsln;

    aContext.iContext = KSKINS_HLP_SCREENS_SETTINGS;

    }

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

// Shows duration slider setting page.

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

//

void CPslnSlidesetScreensaverDialog::ShowDurationSliderL()

    {

    TInt currentValue = iModel->GetSlideSetDuration();

    // Retrieve title txt.

    HBufC* sliderTitle = StringLoader::LoadLC( R_PSLN_DURATION_SLIDE_PAGE_TITLE );

    // Instantiate setting page.

    CAknSliderSettingPage* dlg = new( ELeave ) CAknSliderSettingPage(

        sliderTitle,

        EAknSettingPageNoOrdinalDisplayed,

        EAknCtSlider,

        R_PSLN_DURATION_SLIDER,

        R_PSLN_IMAGE_SELECTION_SETTING_PAGE,

        currentValue );

    dlg->SetSettingId( EPslnSlideSetDurationId );

    dlg->SetSettingPageObserver( this );

    dlg->ExecuteLD( CAknSettingPage::EUpdateWhenChanged );

    // New value is stored in base class to CenRep.

    CleanupStack::PopAndDestroy( sliderTitle );

    }

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

// Shows backlight slider setting page.

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

//

void CPslnSlidesetScreensaverDialog::ShowBacklightSliderL()

    {

    // Empty implementation to be overloaded.

    TInt currentValue = iModel->GetSlideSetBacklight();

    // Retrieve title txt.

    HBufC* sliderTitle = StringLoader::LoadLC( R_PSLN_BACKLIGHT_SLIDE_PAGE_TITLE );

    CAknSliderSettingPage* dlg = new( ELeave ) CAknSliderSettingPage(

        sliderTitle,

        EAknSettingPageNoOrdinalDisplayed,

        EAknCtSlider,

        R_PSLN_BACKLIGHT_SLIDER,

        R_PSLN_IMAGE_SELECTION_SETTING_PAGE,

        currentValue );

    dlg->SetSettingId( EPslnSlideSetBacklightId );

    dlg->SetSettingPageObserver( this );

    dlg->ExecuteLD( CAknSettingPage::EUpdateWhenChanged );

    // New value is stored in base class to CenRep.

    CleanupStack::PopAndDestroy( sliderTitle );

    }

// End of File