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

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the demos of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#include "AddressBar.h"

#include <QtCore>

#include <QtGui>

class LineEdit: public QLineEdit

{

public:

    LineEdit(QWidget *parent = 0): QLineEdit(parent) {}

    void paintEvent(QPaintEvent *event) {

        QLineEdit::paintEvent(event);

        if (text().isEmpty()) {

            QPainter p(this);

            int flags = Qt::AlignLeft | Qt::AlignVCenter;

            p.setPen(palette().color(QPalette::Disabled, QPalette::Text));

            p.drawText(rect().adjusted(10, 0, 0, 0), flags, "Enter address or search terms");

            p.end();

        }

    }

};

AddressBar::AddressBar(QWidget *parent)

    : QWidget(parent)

{

    m_lineEdit = new LineEdit(this);

    connect(m_lineEdit, SIGNAL(returnPressed()), SLOT(processAddress()));

    m_toolButton = new QToolButton(this);

    m_toolButton->setText("Go");

    connect(m_toolButton, SIGNAL(clicked()), SLOT(processAddress()));

}

QSize AddressBar::sizeHint() const

{

    return m_lineEdit->sizeHint();

}

void AddressBar::processAddress()

{

    if (!m_lineEdit->text().isEmpty())

        emit addressEntered(m_lineEdit->text());

}

void AddressBar::resizeEvent(QResizeEvent *event)

{

    int x, y, w, h;

    m_toolButton->adjustSize();

    x = width() - m_toolButton->width();

    y = 0;

    w = m_toolButton->width();

    h = height() - 1;

    m_toolButton->setGeometry(x, y, w, h);

    m_toolButton->show();

    x = 0;

    y = 0;

    w = width() - m_toolButton->width();

    h = height() - 1;

    m_lineEdit->setGeometry(x, y, w, h);

    m_lineEdit->show();

}

void AddressBar::focusInEvent(QFocusEvent *event)

{

    m_lineEdit->setFocus();

    QWidget::focusInEvent(event);

}