/*

* Copyright (c) 2009 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:  Start date field for viewers

 *

*/

#include "cesmrviewerstartdatefield.h"

#include "cesmreditor.h"

#include "mesmrlistobserver.h"

#include "nmrlayoutmanager.h"

#include "nmrbitmapmanager.h"

#include "cmrlabel.h"

#include "cmrimage.h"

#include "emailtrace.h"

#include "cesmrglobalnote.h"

#include <esmrgui.rsg>

#include <eiklabel.h>

#include <caluser.h>

#include <calalarm.h>

#include <avkon.rsg>

#include <calentry.h>

#include <eikenv.h>

#include <eikedwin.h>

#include <StringLoader.h>

#include <AknsConstants.h>

#include <AknUtils.h>

#include <AknLayout2ScalableDef.h>

// ======== LOCAL FUNCTIONS ========

namespace // codescanner::namespace

    {

    const TInt KComponentCount( 2 ); // icon and label

    const TInt KMaxTimeBuffer( 32 ); // buffer for date formatting

    } // unnamed namespace

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

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

// CESMRViewerStartDateField::CESMRViewerStartDateField()

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

//

CESMRViewerStartDateField::CESMRViewerStartDateField()

    {

    FUNC_LOG;

    SetFieldId ( EESMRFieldStartDate );

    SetFocusType( EESMRHighlightFocus );

    }

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

// CESMRViewerStartDateField::~CESMRViewerStartDateField()

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

//

CESMRViewerStartDateField::~CESMRViewerStartDateField()

    {

    FUNC_LOG;

    delete iIcon;

    delete iLockIcon;

    }

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

// CESMRViewerStartDateField::NewL()

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

//

CESMRViewerStartDateField* CESMRViewerStartDateField::NewL()

    {

    FUNC_LOG;

    CESMRViewerStartDateField* self =

            new (ELeave) CESMRViewerStartDateField();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CESMRViewerStartDateField::ConstructL()

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

//

void CESMRViewerStartDateField::ConstructL()

    {

    FUNC_LOG;

    iLabel = CMRLabel::NewL( this );

    CESMRField::ConstructL( iLabel ); // ownership transfered

    iIcon = CMRImage::NewL( NMRBitmapManager::EMRBitmapDateStart, this );

    }

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

// CESMRViewerStartDateField::InternalizeL()

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

//

void CESMRViewerStartDateField::InternalizeL( MESMRCalEntry& aEntry )

    {

    FUNC_LOG;

    CCalEntry& entry = aEntry.Entry();

    iStartTime = entry.StartTimeL().TimeLocalL();

    FormatDateStringL();

    }

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

// CESMRViewerStartDateField::SizeChanged()

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

//

void CESMRViewerStartDateField::SizeChanged()

    {

    FUNC_LOG;

    TRect rect = Rect();

    TAknLayoutRect rowLayoutRect =

        NMRLayoutManager::GetFieldRowLayoutRect( rect, 1 );

    rect = rowLayoutRect.Rect();

    TAknWindowComponentLayout iconLayout =

        NMRLayoutManager::GetWindowComponentLayout(

                NMRLayoutManager::EMRLayoutTextEditorIcon );

    AknLayoutUtils::LayoutImage( iIcon, rect, iconLayout );

    // Layouting lock icon

    if( iLockIcon )

    	{

    	TAknWindowComponentLayout iconLayout(

    			NMRLayoutManager::GetWindowComponentLayout(

    					NMRLayoutManager::EMRLayoutSingleRowDColumnGraphic ) );

    	AknLayoutUtils::LayoutImage( iLockIcon, rect, iconLayout );

    	}

    // Layouting label

    TAknTextComponentLayout viewerLayoutText;

    if( iLockIcon )

        {

        viewerLayoutText = NMRLayoutManager::GetTextComponentLayout(

                NMRLayoutManager::EMRTextLayoutSingleRowEditorText );

        }

    else

        {

        viewerLayoutText = NMRLayoutManager::GetTextComponentLayout(

                NMRLayoutManager::EMRTextLayoutTextEditor );

        }

    AknLayoutUtils::LayoutLabel( iLabel, rect, viewerLayoutText );

    TRect viewerRect( iLabel->Rect() );

    // Move focus rect so that it's relative to field's position.

    viewerRect.Move( -Position() );

    SetFocusRect( viewerRect );

    }

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

// CESMRViewerStartDateField::CountComponentControls()

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

//

TInt CESMRViewerStartDateField::CountComponentControls() const

    {

    FUNC_LOG;

    TInt count( KComponentCount );

    if( iLockIcon )

    	{

    	++count;

    	}

    return count;

    }

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

// CESMRViewerStartDateField::ComponentControl()

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

//

CCoeControl* CESMRViewerStartDateField::ComponentControl( TInt aIndex ) const

    {

    FUNC_LOG;

    switch ( aIndex )

        {

        case 0:

            return iIcon;

        case 1:

            return iLabel;

        case 2:

        	return iLockIcon;

        default:

            return NULL;

        }

    }

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

// CESMRViewerStartDateField::SetOutlineFocusL()

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

//

void CESMRViewerStartDateField::SetOutlineFocusL( TBool aFocus )

    {

    FUNC_LOG;

    CESMRField::SetOutlineFocusL ( aFocus );

    iLabel->SetFocus( aFocus );

    }

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

// CESMRViewerStartDateField::ExecuteGenericCommandL()

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

//

TBool CESMRViewerStartDateField::ExecuteGenericCommandL( TInt aCommand )

    {

    FUNC_LOG;

    TBool retValue( EFalse );

    if( (aCommand == EAknCmdOpen) && IsLocked()  )

    	{

		HandleTactileFeedbackL();

    	CESMRGlobalNote::ExecuteL(

    			CESMRGlobalNote::EESMRUnableToEdit );

    	retValue = ETrue;

    	}

    if ( EMRCmdDoEnvironmentChange == aCommand )

        {

        FormatDateStringL();

        retValue = ETrue;

        }

    return retValue;

    }

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

// CESMRViewerStartDateField::LockL()

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

//

void CESMRViewerStartDateField::LockL()

	{

	FUNC_LOG;

	if( IsLocked() )

		{

		return;

		}

	CESMRField::LockL();

	delete iLockIcon;

	iLockIcon = NULL;

	iLockIcon = CMRImage::NewL(

	        NMRBitmapManager::EMRBitmapLockField,

	        this,

	        ETrue );

	}

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

// CESMRViewerStartDateField::FormatDateStringL()

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

//

void CESMRViewerStartDateField::FormatDateStringL()

    {

    FUNC_LOG;

    // Read format string from AVKON resource

    HBufC* dateFormatString =

            iEikonEnv->AllocReadResourceLC(

                    R_QTN_DATE_USUAL_WITH_ZERO);

    TBuf<KMaxTimeBuffer> buf;

    iStartTime.FormatL(buf, *dateFormatString);

    AknTextUtils::DisplayTextLanguageSpecificNumberConversion( buf );

    iLabel->SetTextL( buf );

    CleanupStack::PopAndDestroy( dateFormatString );

    }

// EOF