/*******************************************************************************

 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * which accompanies this distribution, and is available at

 * http://www.eclipse.org/legal/epl-v10.html

 *

 * Contributors:

 *     Nokia Corporation - initial implementation

 *******************************************************************************/

#include <QLabel>

#include <QBoxLayout>

#include <QApplication>

#include <QStylePainter>

#include <QStyleOptionFocusRect>

#include "qcaptionedwidget.h"

#include "swtlog.h"

using namespace Java::eSWT;

QCaptionedWidget::QCaptionedWidget()

    : QFrame()

    , mFocus( false )

    {

    SWT_LOG_FUNC_CALL();

    connect( qApp, SIGNAL( focusChanged( QWidget*, QWidget* ) ),

        this, SLOT( focusChanged( QWidget*, QWidget* ) ) );

    }

void QCaptionedWidget::focusChanged( QWidget* aOldWidget, QWidget* aNewWidget )

    {

    SWT_LOG_FUNC_CALL();

    bool isOldWidgetChild = isAncestorOf( aOldWidget );

    bool isNewWidgetChild = isAncestorOf( aNewWidget );

    mFocus = isNewWidgetChild;

    if ( isOldWidgetChild != isNewWidgetChild )

        {

        update();

        }

    }

void QCaptionedWidget::paintEvent( QPaintEvent* aEvent )

    {

    SWT_LOG_FUNC_CALL();

    QFrame::paintEvent( aEvent );

    QStylePainter painter( this );

    if ( mFocus )

        {

        QStyleOptionButton optFocusHelper;

        optFocusHelper.initFrom( this );

        QStyleOptionFocusRect optFocus;

        optFocus.initFrom( this );

        optFocus.rect = painter.style()->subElementRect( QStyle::SE_PushButtonFocusRect, &optFocusHelper, this );

        painter.drawPrimitive( QStyle::PE_FrameFocusRect, optFocus );

        }

    }