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

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

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** contained in the Technology Preview License Agreement accompanying

** this package.

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

#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)

{

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

    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);

}