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Jocelyn Turcotte authored
To match other modules example directory structures we should deploy our examples in a directory matching the module name, webengine and webenginewidgets in our case. qmake uses the relative directory of each example up to the upper "examples" directory to decide where they will be deployed when running the sources install target. Change-Id: I59ce7ff8a30f98fad20064c7eecf72b784f1d275 Reviewed-by:Pierre Rossi <pierre.rossi@gmail.com>
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/******************************************************************************** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).** Contact: http://www.qt-project.org/legal**** This file is part of the demonstration applications of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL$** Commercial License Usage** Licensees holding valid commercial Qt licenses may use this file in** accordance with the commercial license agreement provided with the** Software or, alternatively, in accordance with the terms contained in** a written agreement between you and Digia. For licensing terms and** conditions see http://qt.digia.com/licensing. For further information** use the contact form at http://qt.digia.com/contact-us.**** 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, Digia gives you certain additional** rights. These rights are described in the Digia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** GNU General Public License Usage** Alternatively, this file may be used under the terms of the GNU** General Public License version 3.0 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file. Please review the following information to** ensure the GNU General Public License version 3.0 requirements will be** met: http://www.gnu.org/copyleft/gpl.html.****** $QT_END_LICENSE$******************************************************************************/#include "urllineedit.h"#include "browserapplication.h"#include "searchlineedit.h"#include "webview.h"#include <QtCore/QEvent>#include <QtCore/QMimeData>#include <QtWidgets/QApplication>#include <QtWidgets/QCompleter>#include <QtGui/QFocusEvent>#include <QtWidgets/QHBoxLayout>#include <QtWidgets/QLabel>#include <QtWidgets/QLineEdit>#include <QtGui/QDrag>#include <QtGui/QPainter>#include <QtWidgets/QStyle>#include <QtWidgets/QStyleOptionFrameV2>#include <QtCore/QDebug>ExLineEdit::ExLineEdit(QWidget *parent) : QWidget(parent) , m_leftWidget(0) , m_lineEdit(new QLineEdit(this)) , m_clearButton(0){ setFocusPolicy(m_lineEdit->focusPolicy());7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140
setAttribute(Qt::WA_InputMethodEnabled);
setSizePolicy(m_lineEdit->sizePolicy());
setBackgroundRole(m_lineEdit->backgroundRole());
setMouseTracking(true);
setAcceptDrops(true);
setAttribute(Qt::WA_MacShowFocusRect, true);
QPalette p = m_lineEdit->palette();
setPalette(p);
// line edit
m_lineEdit->setFrame(false);
m_lineEdit->setFocusProxy(this);
m_lineEdit->setAttribute(Qt::WA_MacShowFocusRect, false);
QPalette clearPalette = m_lineEdit->palette();
clearPalette.setBrush(QPalette::Base, QBrush(Qt::transparent));
m_lineEdit->setPalette(clearPalette);
// clearButton
m_clearButton = new ClearButton(this);
connect(m_clearButton, SIGNAL(clicked()),
m_lineEdit, SLOT(clear()));
connect(m_lineEdit, SIGNAL(textChanged(QString)),
m_clearButton, SLOT(textChanged(QString)));
}
void ExLineEdit::setLeftWidget(QWidget *widget)
{
m_leftWidget = widget;
}
QWidget *ExLineEdit::leftWidget() const
{
return m_leftWidget;
}
void ExLineEdit::resizeEvent(QResizeEvent *event)
{
Q_ASSERT(m_leftWidget);
updateGeometries();
QWidget::resizeEvent(event);
}
void ExLineEdit::updateGeometries()
{
QStyleOptionFrameV2 panel;
initStyleOption(&panel);
QRect rect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this);
int height = rect.height();
int width = rect.width();
int m_leftWidgetHeight = m_leftWidget->height();
m_leftWidget->setGeometry(rect.x() + 2, rect.y() + (height - m_leftWidgetHeight)/2,
m_leftWidget->width(), m_leftWidget->height());
int clearButtonWidth = this->height();
m_lineEdit->setGeometry(m_leftWidget->x() + m_leftWidget->width(), 0,
width - clearButtonWidth - m_leftWidget->width(), this->height());
m_clearButton->setGeometry(this->width() - clearButtonWidth, 0,
clearButtonWidth, this->height());
}
void ExLineEdit::initStyleOption(QStyleOptionFrameV2 *option) const
{
option->initFrom(this);
option->rect = contentsRect();
option->lineWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth, option, this);
option->midLineWidth = 0;
option->state |= QStyle::State_Sunken;
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if (m_lineEdit->isReadOnly())
option->state |= QStyle::State_ReadOnly;
#ifdef QT_KEYPAD_NAVIGATION
if (hasEditFocus())
option->state |= QStyle::State_HasEditFocus;
#endif
option->features = QStyleOptionFrameV2::None;
}
QSize ExLineEdit::sizeHint() const
{
m_lineEdit->setFrame(true);
QSize size = m_lineEdit->sizeHint();
m_lineEdit->setFrame(false);
return size;
}
void ExLineEdit::focusInEvent(QFocusEvent *event)
{
m_lineEdit->event(event);
QWidget::focusInEvent(event);
}
void ExLineEdit::focusOutEvent(QFocusEvent *event)
{
m_lineEdit->event(event);
if (m_lineEdit->completer()) {
connect(m_lineEdit->completer(), SIGNAL(activated(QString)),
m_lineEdit, SLOT(setText(QString)));
connect(m_lineEdit->completer(), SIGNAL(highlighted(QString)),
m_lineEdit, SLOT(_q_completionHighlighted(QString)));
}
QWidget::focusOutEvent(event);
}
void ExLineEdit::keyPressEvent(QKeyEvent *event)
{
m_lineEdit->event(event);
}
bool ExLineEdit::event(QEvent *event)
{
if (event->type() == QEvent::ShortcutOverride)
return m_lineEdit->event(event);
return QWidget::event(event);
}
void ExLineEdit::paintEvent(QPaintEvent *)
{
QPainter p(this);
QStyleOptionFrameV2 panel;
initStyleOption(&panel);
style()->drawPrimitive(QStyle::PE_PanelLineEdit, &panel, &p, this);
}
QVariant ExLineEdit::inputMethodQuery(Qt::InputMethodQuery property) const
{
return m_lineEdit->inputMethodQuery(property);
}
void ExLineEdit::inputMethodEvent(QInputMethodEvent *e)
{
m_lineEdit->event(e);
}
class UrlIconLabel : public QLabel
{
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public:
UrlIconLabel(QWidget *parent);
WebView *m_webView;
protected:
void mousePressEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
private:
QPoint m_dragStartPos;
};
UrlIconLabel::UrlIconLabel(QWidget *parent)
: QLabel(parent)
, m_webView(0)
{
setMinimumWidth(16);
setMinimumHeight(16);
}
void UrlIconLabel::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton)
m_dragStartPos = event->pos();
QLabel::mousePressEvent(event);
}
void UrlIconLabel::mouseMoveEvent(QMouseEvent *event)
{
if (event->buttons() == Qt::LeftButton
&& (event->pos() - m_dragStartPos).manhattanLength() > QApplication::startDragDistance()
&& m_webView) {
QDrag *drag = new QDrag(this);
QMimeData *mimeData = new QMimeData;
mimeData->setText(QString::fromUtf8(m_webView->url().toEncoded()));
QList<QUrl> urls;
urls.append(m_webView->url());
mimeData->setUrls(urls);
drag->setMimeData(mimeData);
drag->exec();
}
}
UrlLineEdit::UrlLineEdit(QWidget *parent)
: ExLineEdit(parent)
, m_webView(0)
, m_iconLabel(0)
{
// icon
m_iconLabel = new UrlIconLabel(this);
m_iconLabel->resize(16, 16);
setLeftWidget(m_iconLabel);
m_defaultBaseColor = palette().color(QPalette::Base);
webViewIconChanged();
}
void UrlLineEdit::setWebView(WebView *webView)
{
Q_ASSERT(!m_webView);
m_webView = webView;
m_iconLabel->m_webView = webView;
connect(webView, SIGNAL(urlChanged(QUrl)),
this, SLOT(webViewUrlChanged(QUrl)));
connect(webView, SIGNAL(loadFinished(bool)),
this, SLOT(webViewIconChanged()));
connect(webView, SIGNAL(iconChanged()),
this, SLOT(webViewIconChanged()));
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connect(webView, SIGNAL(loadProgress(int)),
this, SLOT(update()));
}
void UrlLineEdit::webViewUrlChanged(const QUrl &url)
{
m_lineEdit->setText(QString::fromUtf8(url.toEncoded()));
m_lineEdit->setCursorPosition(0);
}
void UrlLineEdit::webViewIconChanged()
{
QUrl url = (m_webView) ? m_webView->url() : QUrl();
QIcon icon = BrowserApplication::instance()->icon(url);
QPixmap pixmap(icon.pixmap(16, 16));
m_iconLabel->setPixmap(pixmap);
}
QLinearGradient UrlLineEdit::generateGradient(const QColor &color) const
{
QLinearGradient gradient(0, 0, 0, height());
gradient.setColorAt(0, m_defaultBaseColor);
gradient.setColorAt(0.15, color.lighter(120));
gradient.setColorAt(0.5, color);
gradient.setColorAt(0.85, color.lighter(120));
gradient.setColorAt(1, m_defaultBaseColor);
return gradient;
}
void UrlLineEdit::focusOutEvent(QFocusEvent *event)
{
if (m_lineEdit->text().isEmpty() && m_webView)
m_lineEdit->setText(QString::fromUtf8(m_webView->url().toEncoded()));
ExLineEdit::focusOutEvent(event);
}
void UrlLineEdit::paintEvent(QPaintEvent *event)
{
QPalette p = palette();
if (m_webView && m_webView->url().scheme() == QLatin1String("https")) {
QColor lightYellow(248, 248, 210);
p.setBrush(QPalette::Base, generateGradient(lightYellow));
} else {
p.setBrush(QPalette::Base, m_defaultBaseColor);
}
setPalette(p);
ExLineEdit::paintEvent(event);
QPainter painter(this);
QStyleOptionFrameV2 panel;
initStyleOption(&panel);
QRect backgroundRect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this);
if (m_webView && !hasFocus()) {
int progress = m_webView->progress();
QColor loadingColor = QColor(116, 192, 250);
painter.setBrush(generateGradient(loadingColor));
painter.setPen(Qt::transparent);
int mid = backgroundRect.width() / 100 * progress;
QRect progressRect(backgroundRect.x(), backgroundRect.y(), mid, backgroundRect.height());
painter.drawRect(progressRect);
}
}