/*

* Copyright (c) 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:  compose view container

*

*/

#include "emailtrace.h"

#include <AknIconUtils.h>

#include <avkon.hrh>

#include <eiklabel.h>

#include <eikimage.h>

#include <eikenv.h>

#include <AknsDrawUtils.h>

#include <AknUtils.h>

#include <StringLoader.h>

#include <s32mem.h>

#include <txtrich.h>

#include <FreestyleEmailUi.rsg>

#include <freestyleemailui.mbg>

#include "FreestyleEmailUiLayoutData.h"

#include "FreestyleEmailUiLayoutHandler.h"

#include "FreestyleEmailUiAppui.h"

#include "FreestyleEmailUiTextureManager.h"

#include "ncssubjectfield.h"

#include "ncsconstants.h"

#include "ncsfieldsizeobserver.h"

#include "ncsutility.h"

#include "ncsheadercontainer.h"

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

// CNcsSubjectField::CNcsSubjectField()

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

//

CNcsSubjectField::CNcsSubjectField( MNcsFieldSizeObserver* aSizeObserver,

        CNcsHeaderContainer* aParentControl ):

	MNcsControl( aSizeObserver ),

	iParentControl( aParentControl )

    {

    FUNC_LOG;

    }

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

// CNcsSubjectField::NewL()

// Two-phased constructor.

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

//

CNcsSubjectField* CNcsSubjectField::NewL( TInt aLabelTextId,

	MNcsFieldSizeObserver* aSizeObserver, CNcsHeaderContainer* aParentControl )

    {

    FUNC_LOG;

    CNcsSubjectField* self =

        new ( ELeave ) CNcsSubjectField( aSizeObserver, aParentControl );

    CleanupStack::PushL( self );

    self->ConstructL( aLabelTextId );

    CleanupStack::Pop( self );

    return self;

    }

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

// CNcsSubjectField::ConstructL()

// Symbian 2nd phase constructor can leave.

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

//

void CNcsSubjectField::ConstructL( TInt aLabelTextId )

    {

    FUNC_LOG;

    // Create label

	HBufC* aTextBuf = StringLoader::LoadLC( aLabelTextId );

    TPtrC captionText = aTextBuf ? aTextBuf->Des() : TPtrC();

    CleanupStack::PopAndDestroy( aTextBuf );

    }

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

// Destructor

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

//

CNcsSubjectField::~CNcsSubjectField()

    {

    FUNC_LOG;

    delete iTextEditor;

    delete iLabel;

    }

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

// CNcsSubjectField::SetContainerWindowL() const

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

//

	{

    FUNC_LOG;

	// Create the component array

    InitComponentArrayL();

	CCoeControlArray& controls = Components();

    // Setup text editor

    iTextEditor->ConstructL( &aContainer, KMaxAddressFieldLines, 0 );

	iTextEditor->SetBorder( TGulBorder::ENone );

    iTextEditor->SetAknEditorInputMode( EAknEditorTextInputMode );

    iTextEditor->SetEdwinSizeObserver( this );

    iTextEditor->SetupEditorL();

    // Setup label

    UpdateFontSize();

    UpdateColors();

	}

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

// CNcsSubjectField::Draw() const

// Draws the display

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

//

void CNcsSubjectField::Draw( const TRect& /*aRect*/ ) const

    {

    FUNC_LOG;

    CWindowGc& gc = SystemGc();

    gc.SetBrushStyle( CGraphicsContext::ENullBrush );

    }

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

// CNcsSubjectField::GetMinLabelLength()

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

//

TInt CNcsSubjectField::GetMinLabelLength() const

	{

    FUNC_LOG;

	}

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

// CNcsSubjectField::SizeChanged()

// set size

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

//

void CNcsSubjectField::SizeChanged()

    {

    FUNC_LOG;

    const TRect rect( Rect() );

        {

        TRect rc = iTextEditor->Rect();

            {

            }

        else

            {

            }

        }

    // Setup text alignment according the mirrored/normal layout.

        {

        }

    // this needs to be bidi as in mirrored layout 

    // writing language left to right can be set 

    iTextEditor->SetAlignment( EAknEditorAlignBidi );

	UpdateFontSize();

	iTextEditor->UpdateCustomDrawer();

    }

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

// CNcsSubjectField::PositionChanged()

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

//

void CNcsSubjectField::PositionChanged()

    {

    FUNC_LOG;

    }

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

// CNcsSubjectField::OfferKeyEventL()

// Handles key events

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

//

    {

    FUNC_LOG;

	TKeyResponse ret( EKeyWasNotConsumed );

	ret = iTextEditor->OfferKeyEventL( aKeyEvent, aType );

    return ret;

    }

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

// CNcsAddressInputField::HandlePointerEventL()

// Handles pointer events

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

//

void CNcsSubjectField::HandlePointerEventL( const TPointerEvent& aPointerEvent )

    {

    }

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

// CNcsSubjectField::FocusChanged()

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

//

void CNcsSubjectField::FocusChanged( TDrawNow aDrawNow )

    FUNC_LOG;

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

// CNcsSubjectField::MinimumHeight()

// return height of subject control

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

//

TInt CNcsSubjectField::MinimumHeight()

    {

    FUNC_LOG;

    return 0;

    }

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

// CNcsSubjectField::SetSubjectL()

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

//

void CNcsSubjectField::SetSubjectL( const TDesC& aSubject )

    {

    FUNC_LOG;

    if ( &aSubject && aSubject.Length() > 0 )

    	{

        // clear subject if necessary

        TInt documentLength = iTextEditor->RichText()->DocumentLength();

        if ( documentLength > 0 )

            {

            iTextEditor->RichText()->DeleteL( 0, documentLength );

            iTextEditor->HandleTextChangedL();

            }

        RMemReadStream inputStream( aSubject.Ptr(), aSubject.Size() );

	    CleanupClosePushL( inputStream );

		// Activating the field will set the control to the end of the text

	    iTextEditor->ActivateL();

	    CleanupStack::PopAndDestroy( &inputStream );

    	}

    }

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

// CNcsSubjectField::HandleEdwinSizeEventL()

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

//

TBool CNcsSubjectField::HandleEdwinSizeEventL( CEikEdwin* /*aEdwin*/,

	TEdwinSizeEvent /*aEventType*/, TSize aDesirableEdwinSize )

    {

    FUNC_LOG;

    TInt ret( EFalse );

    TInt htLine = iTextEditor->GetLineHeightL();

    TInt numLinesDesired = aDesirableEdwinSize.iHeight / htLine;

    iEditorLineCount = numLinesDesired;

    if ( iSizeObserver )

        {

        ret = iSizeObserver->UpdateFieldSizeL();

        }

    return ret;

    }

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

// CNcsSubjectField::SelectAllTextL()

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

//

void CNcsSubjectField::SelectAllTextL()

	{

    FUNC_LOG;

	iTextEditor->SelectAllL();

	}

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

// CNcsSubjectField::Editor

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

CNcsEditor* CNcsSubjectField::Editor() const

	{

    FUNC_LOG;

	return iTextEditor;

	}

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

// CNcsSubjectField::LineCount

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

TInt CNcsSubjectField::LineCount() const

	{

    FUNC_LOG;

	return iTextEditor->LineCount();

	}

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

// CNcsSubjectField::CursorLineNumber

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

TInt CNcsSubjectField::CursorLineNumber() const

	{

    FUNC_LOG;

	return iTextEditor->CursorLineNumber();

	}

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

// CNcsSubjectField::CursorPosition

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

TInt CNcsSubjectField::CursorPosition() const

	{

    FUNC_LOG;

	TInt pos = iTextEditor->CursorPosition();

	//Add the delta between the top of the edit control

	//and the top of the parent control

	pos += iTextEditor->Rect().iTl.iY - Rect().iTl.iY;

	return pos;

	}

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

// CNcsSubjectField::ScrollableLines

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

TInt CNcsSubjectField::ScrollableLines() const

	{

    FUNC_LOG;

	return iTextEditor->ScrollableLines();

	}

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

// CNcsSubjectField::GetNumChars

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

TInt CNcsSubjectField::GetNumChars() const

	{

    FUNC_LOG;

	return iTextEditor->GetNumChars();

	}

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

// CNcsSubjectField::GetLabelText

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

const TDesC& CNcsSubjectField::GetLabelText() const

	{

    FUNC_LOG;

	return KNullDesC;

	}

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

// CNcsSubjectField::LayoutLineCount

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

//

TInt CNcsSubjectField::LayoutLineCount() const

    {

    FUNC_LOG;

    return ( IsVisible() ? Max( 1, iEditorLineCount ) : 0 );

    }

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

// CNcsSubjectField::Reposition

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

void CNcsSubjectField::Reposition(TPoint& aPt, TInt /*aWidth*/)

	{

    FUNC_LOG;

    SetPosition( aPt );

	}

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

// CNcsSubjectField::GetLineRectL

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

    FUNC_LOG;