/*

* Copyright (c) 1997-1999 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:

*

*/

#include <apparc.h>

#include <barsread.h>

#include <eikfnlab.h>

#include <eikenv.h>

#include <eikappui.h>

#include <eikdoc.h>

#include <eikapp.h>

#include <eiklabel.h>

#include <eikfutil.h>

#include "LAFFNLAB.H"

const TInt KLabelMargins=2;

EXPORT_C CEikFileNameLabel::CEikFileNameLabel()

	{

	LafFileNameLabel::GetDefaultBorder(iBorder);

	SetNonFocusing();

	}

EXPORT_C CEikFileNameLabel::~CEikFileNameLabel()

	{

	delete iLabel;

	}

EXPORT_C void CEikFileNameLabel::ConstructL()

	{

	iLabel=new(ELeave) CEikLabel;

	iLabel->iAlignment.SetHAlignment(EHCenter);

	iLabel->iAlignment.SetVAlignment(EVCenter);

	iLabel->iMargin.iLeft=iLabel->iMargin.iRight=iLabel->iMargin.iTop=iLabel->iMargin.iBottom=KLabelMargins;

	iLabel->SetFont(iEikonEnv->LegendFont());

	iLabel->SetTextL(TPtrC());

	}

EXPORT_C void CEikFileNameLabel::ConstructFromResourceL(TResourceReader& /*aReader*/)

	{

	ConstructL();

	}

EXPORT_C void CEikFileNameLabel::UpdateL()

	{

	TFileName fileName=iEikonEnv->EikAppUi()->Document()->Process()->MainDocFileName();

	if (fileName.Length()==0)

		fileName=iEikonEnv->EikAppUi()->Application()->AppCaption();

	User::LeaveIfError(EikFileUtils::Parse(fileName));

	TParsePtrC parse(fileName);

	if (parse.NamePresent())

		fileName=parse.NameAndExt();

	else

		fileName=TPtrC();

	TextUtils::ClipToFit(fileName,*(iLabel->Font()),iLabel->Size().iWidth,TChar(0));

	iLabel->SetTextL(fileName);

	}

EXPORT_C void CEikFileNameLabel::HandlePointerEventL(const TPointerEvent& aPointerEvent)

	{

	if (aPointerEvent.iType==TPointerEvent::EButton1Down && iLabel->Rect().Contains(aPointerEvent.iPosition))

		iEikonEnv->DisplayTaskList();

	}

EXPORT_C void* CEikFileNameLabel::ExtensionInterface( TUid /*aInterface*/ )

    {

    return NULL;

    }

EXPORT_C TSize CEikFileNameLabel::MinimumSize()

	{

	TSize size=iLabel->MinimumSize();

	size+=iBorder.SizeDelta();

	return size;

	}

EXPORT_C void CEikFileNameLabel::SizeChanged()

	{

	TSize size=iSize-iBorder.SizeDelta();

	TPoint pos=iPosition;

	const TMargins margins=iBorder.Margins();

	pos.iX+=margins.iLeft;

	pos.iY+=margins.iTop;

	iLabel->SetExtent(pos,size);

	}

EXPORT_C TInt CEikFileNameLabel::CountComponentControls() const

	{

	return 1;

	}

EXPORT_C CCoeControl* CEikFileNameLabel::ComponentControl(TInt aIndex) const

	{

	if (aIndex==0)

		return iLabel;

	return NULL;

	}

EXPORT_C void CEikFileNameLabel::Draw(const TRect& /*aRect*/) const

	{

	TRect rect=Rect();

	CGraphicsContext& gc=SystemGc();

	TGulBorder::TColors borderColors;

	LafFileNameLabel::GetBorderColors(borderColors, iEikonEnv->LafEnv(), *this);	

	iBorder.Draw(gc, rect, borderColors);

	gc.SetBrushStyle(CGraphicsContext::ESolidBrush);

	}

/**

 * Gets the list of logical colors employed in the drawing of the control,

 * paired with an explanation of how they are used. Appends the list to aColorUseList.

 *

 * @since ER5U 

 */

EXPORT_C void CEikFileNameLabel::GetColorUseListL(CArrayFix<TCoeColorUse>& aColorUseList) const

	{

	CEikBorderedControl::GetColorUseListL(aColorUseList);

	}

/**

 * Handles a change to the control's resources of type aType

 * which are shared across the environment, e.g. colors or fonts.

 *

 * @since ER5U 

 */

EXPORT_C void CEikFileNameLabel::HandleResourceChange(TInt aType)

	{

	CEikBorderedControl::HandleResourceChange(aType);

	}