/*

* Copyright (c) 2006 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: 

*       Control class for mailbox wizard help screen

*

*/

// INCLUDE FILES

#include <eikbctrl.h>

#include <eikrted.h>

#include <AknsUtils.h>

#include <AknsBasicBackgroundControlContext.h>

#include <AknDef.h>

#include <aknappui.h>

#include <aknlayoutscalable_apps.cdl.h>

#include <AknUtils.h>

#include <AknsControlContext.h>

#include <AknsDrawUtils.h>

#include <StringLoader.h>

#include <ImumUtils.rsg>

#include "IMSWizardControl.h"

// MEMBER FUNCTIONS

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

// Constructor

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

//

CIMSWizardControl::CIMSWizardControl()

{

}

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

// Destructor

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

//

CIMSWizardControl::~CIMSWizardControl()

{

    delete iEditor;

    iEditor = NULL;

}

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

// CIMSWizardControl::ConstructFromResourceL()

// From CoeControl

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

//

void CIMSWizardControl::ConstructFromResourceL( TResourceReader& aReader )

{

    iEditor = new ( ELeave ) CEikRichTextEditor;

    iEditor->SetContainerWindowL( *this );

    iEditor->ConstructFromResourceL( aReader );

    // get help screen text

    HBufC* helpText = StringLoader::LoadLC( R_IMUM_WIZARD_HELP_SCREEN );

    iEditor->SetTextL( helpText );

    CleanupStack::PopAndDestroy( helpText ); 

}

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

// CIMSWizardControl::SizeChanged()

// From CCoeControl

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

//

void CIMSWizardControl::SizeChanged()

{

    TRect clientrect = Rect();

    // create akn layout rectancular

    TAknLayoutRect r;

    // first create whole messaging main pane

    r.LayoutRect( clientrect, AknLayoutScalable_Apps::main_messa_pane( ) );

    // listscroll pane for text rows

    r.LayoutRect( r.Rect(), AknLayoutScalable_Apps::listscroll_mce_pane( ) );

    // one text line pane

    r.LayoutRect( r.Rect(), AknLayoutScalable_Apps::mce_text_pane( 0 ) );

    // count of text rows

    TInt count = 

        AknLayoutScalable_Apps::list_single_mce_message_pane_ParamLimits(

            ).LastRow();

    // array contains all text rows in help screen

    RArray<TAknTextComponentLayout> array;

    for( int i = 0; i < count; i++ )

        {

        // pane area for one text row

        TAknWindowComponentLayout windowComponentWiz =  

            AknLayoutScalable_Apps::list_single_mce_message_pane(i);

        // smaller pane for text itself

        TAknTextComponentLayout textComponentWiz =  

            AknLayoutScalable_Apps::list_single_mce_message_pane_t1();

        // composition of two latter componets

        TAknTextComponentLayout textCompCompositionWiz = 

            TAknWindowComponentLayout::ComposeText(

                windowComponentWiz, textComponentWiz );

        TRAPD(error, array.AppendL( textCompCompositionWiz ) );

        // if error in append function, then just exit the loop      

        if ( error != KErrNone )

            {

            break;

            }

        }

    TAknMultiLineTextLayout multilineLayout 

        = TAknTextComponentLayout::Multiline( array );         

    AknLayoutUtils::LayoutEdwin( 

        iEditor, 

        r.Rect(), 

        multilineLayout,

        EAknsCIQsnTextColorsCG6 );

    array.Close();

}

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

// CIMSWizardControl::Draw()

// From CCoeControl.

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

//

void CIMSWizardControl::Draw( const TRect& aRect ) const

{

    // draw function for background

    MAknsSkinInstance* skin = AknsUtils::SkinInstance();

    MAknsControlContext* cc = iBgContext;

    CWindowGc& gc = SystemGc();

    // if we couldn't get background from layouts, then just set some 

    // defaults

    if ( !AknsDrawUtils::Background( skin, cc, this, gc, aRect ) )

        {

        gc.SetPenStyle( CGraphicsContext::ENullPen );

        gc.SetBrushColor( AKN_LAF_COLOR( 0 ) );

        gc.SetBrushStyle( CGraphicsContext::ESolidBrush );

        gc.DrawRect( Rect() );

        } 

}

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

// CIMSWizardControl::CountComponentControls()

// From CCoeControl

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

//

TInt CIMSWizardControl::CountComponentControls() const

{

    if ( iEditor )

        {

        return 1;

        }

    return 0;   

}

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

// CIMSWizardControl::CountComponentControls()

// From CCoeControl

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

//

CCoeControl* CIMSWizardControl::ComponentControl( TInt aIndex ) const

{

    if ( aIndex == 0 )

        {

        return iEditor;   

        }

    return NULL;

}

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

// CIMSWizardControl::HandleResourceChange()

// From CCoeControl

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

//

void CIMSWizardControl::HandleResourceChange( TInt aType )

{

CCoeControl::HandleResourceChange( aType );

    if ( aType == KAknsMessageSkinChange ||

        aType == KEikDynamicLayoutVariantSwitch )

        {

        SizeChanged();

        }  

}

void CIMSWizardControl::SetBackgroundContext( MAknsControlContext* aContext )

{

    iBgContext = aContext;

    TRAP_IGNORE( iEditor->SetSkinBackgroundControlContextL( iBgContext ) );

}