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Pierre Rossi authored
Change-Id: Ib2deac6099c37f1e112821fb3398586269e05f22 Reviewed-by:Zeno Albisser <zeno.albisser@digia.com>
9758fd04
/******************************************************************************** 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 "browserapplication.h"#include "browsermainwindow.h"#include "cookiejar.h"#include "downloadmanager.h"#include "featurepermissionbar.h"#include "networkaccessmanager.h"#include "ui_passworddialog.h"#include "ui_proxy.h"#include "tabwidget.h"#include "webview.h"#include <QtGui/QClipboard>#include <QtNetwork/QAuthenticator>#include <QtWidgets/QMenu>#include <QtWidgets/QMessageBox>#include <QtGui/QMouseEvent>#if defined(QWEBENGINEPAGE_HITTESTCONTENT)#include <QWebEngineHitTestResult>#endif#ifndef QT_NO_UITOOLS#include <QtUiTools/QUiLoader>#endif //QT_NO_UITOOLS#include <QtCore/QDebug>#include <QtCore/QBuffer>WebPage::WebPage(QObject *parent)7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140
: QWebEnginePage(parent)
, m_keyboardModifiers(Qt::NoModifier)
, m_pressedButtons(Qt::NoButton)
, m_openInNewTab(false)
{
#if defined(QWEBENGINEPAGE_SETNETWORKACCESSMANAGER)
setNetworkAccessManager(BrowserApplication::networkAccessManager());
#endif
#if defined(QWEBENGINEPAGE_UNSUPPORTEDCONTENT)
connect(this, SIGNAL(unsupportedContent(QNetworkReply*)),
this, SLOT(handleUnsupportedContent(QNetworkReply*)));
#endif
connect(this, SIGNAL(authenticationRequired(const QUrl &, QAuthenticator*)),
SLOT(authenticationRequired(const QUrl &, QAuthenticator*)));
connect(this, SIGNAL(proxyAuthenticationRequired(const QUrl &, QAuthenticator *, const QString &)),
SLOT(proxyAuthenticationRequired(const QUrl &, QAuthenticator *, const QString &)));
}
BrowserMainWindow *WebPage::mainWindow()
{
QObject *w = this->parent();
while (w) {
if (BrowserMainWindow *mw = qobject_cast<BrowserMainWindow*>(w))
return mw;
w = w->parent();
}
return BrowserApplication::instance()->mainWindow();
}
#if defined(QWEBENGINEPAGE_ACCEPTNAVIGATIONREQUEST)
bool WebPage::acceptNavigationRequest(QWebEngineFrame *frame, const QNetworkRequest &request, NavigationType type)
{
// ctrl open in new tab
// ctrl-shift open in new tab and select
// ctrl-alt open in new window
if (type == QWebEnginePage::NavigationTypeLinkClicked
&& (m_keyboardModifiers & Qt::ControlModifier
|| m_pressedButtons == Qt::MidButton)) {
bool newWindow = (m_keyboardModifiers & Qt::AltModifier);
WebView *webView;
if (newWindow) {
BrowserApplication::instance()->newMainWindow();
BrowserMainWindow *newMainWindow = BrowserApplication::instance()->mainWindow();
webView = newMainWindow->currentTab();
newMainWindow->raise();
newMainWindow->activateWindow();
webView->setFocus();
} else {
bool selectNewTab = (m_keyboardModifiers & Qt::ShiftModifier);
webView = mainWindow()->tabWidget()->newTab(selectNewTab);
}
webView->load(request);
m_keyboardModifiers = Qt::NoModifier;
m_pressedButtons = Qt::NoButton;
return false;
}
m_loadingUrl = request.url();
emit loadingUrl(m_loadingUrl);
}
#endif
class PopupWindow : public QWidget {
Q_OBJECT
public:
PopupWindow()
: m_addressBar(new QLineEdit(this))
, m_view(new WebView(this))
{
QVBoxLayout *layout = new QVBoxLayout;
layout->setMargin(0);
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setLayout(layout);
layout->addWidget(m_addressBar);
layout->addWidget(m_view);
m_view->setFocus();
connect(m_view, &WebView::titleChanged, this, &QWidget::setWindowTitle);
connect(m_view, &WebView::urlChanged, this, &PopupWindow::setUrl);
connect(page(), &WebPage::geometryChangeRequested, this, &PopupWindow::adjustGeometry);
connect(page(), &WebPage::windowCloseRequested, this, &QWidget::close);
}
QWebEnginePage* page() const { return m_view->page(); }
private Q_SLOTS:
void setUrl(const QUrl &url)
{
m_addressBar->setText(url.toString());
}
void adjustGeometry(const QRect &newGeometry)
{
const int x1 = frameGeometry().left() - geometry().left();
const int y1 = frameGeometry().top() - geometry().top();
const int x2 = frameGeometry().right() - geometry().right();
const int y2 = frameGeometry().bottom() - geometry().bottom();
setGeometry(newGeometry.adjusted(x1, y1 - m_addressBar->height(), x2, y2));
}
private:
QLineEdit *m_addressBar;
WebView *m_view;
};
#include "webview.moc"
QWebEnginePage *WebPage::createWindow(QWebEnginePage::WebWindowType type)
{
if (m_keyboardModifiers & Qt::ControlModifier || m_pressedButtons == Qt::MidButton)
m_openInNewTab = true;
if (m_openInNewTab || type == QWebEnginePage::WebBrowserTab) {
m_openInNewTab = false;
return mainWindow()->tabWidget()->newTab()->page();
} else if (type == QWebEnginePage::WebBrowserWindow) {
BrowserApplication::instance()->newMainWindow();
BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow();
return mainWindow->currentTab()->page();
} else {
PopupWindow *popup = new PopupWindow;
popup->setAttribute(Qt::WA_DeleteOnClose);
popup->show();
return popup->page();
}
}
#if !defined(QT_NO_UITOOLS)
QObject *WebPage::createPlugin(const QString &classId, const QUrl &url, const QStringList ¶mNames, const QStringList ¶mValues)
{
Q_UNUSED(url);
Q_UNUSED(paramNames);
Q_UNUSED(paramValues);
QUiLoader loader;
return loader.createWidget(classId, view());
}
#endif // !defined(QT_NO_UITOOLS)
#if defined(QWEBENGINEPAGE_UNSUPPORTEDCONTENT)
void WebPage::handleUnsupportedContent(QNetworkReply *reply)
{
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QString errorString = reply->errorString();
if (m_loadingUrl != reply->url()) {
// sub resource of this page
qWarning() << "Resource" << reply->url().toEncoded() << "has unknown Content-Type, will be ignored.";
reply->deleteLater();
return;
}
if (reply->error() == QNetworkReply::NoError && !reply->header(QNetworkRequest::ContentTypeHeader).isValid()) {
errorString = "Unknown Content-Type";
}
QFile file(QLatin1String(":/notfound.html"));
bool isOpened = file.open(QIODevice::ReadOnly);
Q_ASSERT(isOpened);
Q_UNUSED(isOpened)
QString title = tr("Error loading page: %1").arg(reply->url().toString());
QString html = QString(QLatin1String(file.readAll()))
.arg(title)
.arg(errorString)
.arg(reply->url().toString());
QBuffer imageBuffer;
imageBuffer.open(QBuffer::ReadWrite);
QIcon icon = view()->style()->standardIcon(QStyle::SP_MessageBoxWarning, 0, view());
QPixmap pixmap = icon.pixmap(QSize(32,32));
if (pixmap.save(&imageBuffer, "PNG")) {
html.replace(QLatin1String("IMAGE_BINARY_DATA_HERE"),
QString(QLatin1String(imageBuffer.buffer().toBase64())));
}
QList<QWebEngineFrame*> frames;
frames.append(mainFrame());
while (!frames.isEmpty()) {
QWebEngineFrame *frame = frames.takeFirst();
if (frame->url() == reply->url()) {
frame->setHtml(html, reply->url());
return;
}
QList<QWebEngineFrame *> children = frame->childFrames();
foreach (QWebEngineFrame *frame, children)
frames.append(frame);
}
if (m_loadingUrl == reply->url()) {
mainFrame()->setHtml(html, reply->url());
}
}
#endif
void WebPage::authenticationRequired(const QUrl &requestUrl, QAuthenticator *auth)
{
BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow();
QDialog dialog(mainWindow);
dialog.setWindowFlags(Qt::Sheet);
Ui::PasswordDialog passwordDialog;
passwordDialog.setupUi(&dialog);
passwordDialog.iconLabel->setText(QString());
passwordDialog.iconLabel->setPixmap(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32));
QString introMessage = tr("<qt>Enter username and password for \"%1\" at %2</qt>");
introMessage = introMessage.arg(auth->realm()).arg(requestUrl.toString().toHtmlEscaped());
passwordDialog.introLabel->setText(introMessage);
passwordDialog.introLabel->setWordWrap(true);
if (dialog.exec() == QDialog::Accepted) {
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auth->setUser(passwordDialog.userNameLineEdit->text());
auth->setPassword(passwordDialog.passwordLineEdit->text());
}
}
void WebPage::proxyAuthenticationRequired(const QUrl &requestUrl, QAuthenticator *auth, const QString &proxyHost)
{
BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow();
QDialog dialog(mainWindow);
dialog.setWindowFlags(Qt::Sheet);
Ui::ProxyDialog proxyDialog;
proxyDialog.setupUi(&dialog);
proxyDialog.iconLabel->setText(QString());
proxyDialog.iconLabel->setPixmap(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32));
QString introMessage = tr("<qt>Connect to proxy \"%1\" using:</qt>");
introMessage = introMessage.arg(proxyHost.toHtmlEscaped());
proxyDialog.introLabel->setText(introMessage);
proxyDialog.introLabel->setWordWrap(true);
if (dialog.exec() == QDialog::Accepted) {
auth->setUser(proxyDialog.userNameLineEdit->text());
auth->setPassword(proxyDialog.passwordLineEdit->text());
}
}
WebView::WebView(QWidget* parent)
: QWebEngineView(parent)
, m_progress(0)
, m_page(new WebPage(this))
{
setPage(m_page);
#if defined(QWEBENGINEPAGE_STATUSBARMESSAGE)
connect(page(), SIGNAL(statusBarMessage(QString)),
SLOT(setStatusBarText(QString)));
#endif
connect(this, SIGNAL(loadProgress(int)),
this, SLOT(setProgress(int)));
connect(this, SIGNAL(loadFinished(bool)),
this, SLOT(loadFinished()));
connect(page(), SIGNAL(loadingUrl(QUrl)),
this, SIGNAL(urlChanged(QUrl)));
#if defined(QWEBENGINEPAGE_DOWNLOADREQUESTED)
connect(page(), SIGNAL(downloadRequested(QNetworkRequest)),
this, SLOT(downloadRequested(QNetworkRequest)));
#endif
connect(page(), &WebPage::featurePermissionRequested, this, &WebView::onFeaturePermissionRequested);
#if defined(QWEBENGINEPAGE_UNSUPPORTEDCONTENT)
page()->setForwardUnsupportedContent(true);
#endif
}
void WebView::contextMenuEvent(QContextMenuEvent *event)
{
#if defined(QWEBENGINEPAGE_HITTESTCONTENT)
QWebEngineHitTestResult r = page()->hitTestContent(event->pos());
if (!r.linkUrl().isEmpty()) {
QMenu menu(this);
menu.addAction(pageAction(QWebEnginePage::OpenLinkInNewWindow));
menu.addAction(tr("Open in New Tab"), this, SLOT(openLinkInNewTab()));
menu.addSeparator();
menu.addAction(pageAction(QWebEnginePage::DownloadLinkToDisk));
// Add link to bookmarks...
menu.addSeparator();
menu.addAction(pageAction(QWebEnginePage::CopyLinkToClipboard));
if (page()->settings()->testAttribute(QWebEngineSettings::DeveloperExtrasEnabled))
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menu.addAction(pageAction(QWebEnginePage::InspectElement));
menu.exec(mapToGlobal(event->pos()));
return;
}
#endif
QWebEngineView::contextMenuEvent(event);
}
void WebView::wheelEvent(QWheelEvent *event)
{
#if defined(QWEBENGINEPAGE_SETTEXTSIZEMULTIPLIER)
if (QApplication::keyboardModifiers() & Qt::ControlModifier) {
int numDegrees = event->delta() / 8;
int numSteps = numDegrees / 15;
setTextSizeMultiplier(textSizeMultiplier() + numSteps * 0.1);
event->accept();
return;
}
#endif
QWebEngineView::wheelEvent(event);
}
void WebView::openLinkInNewTab()
{
#if defined(QWEBENGINEPAGE_WEBACTION_OPENLINKINNEWWINDOW)
m_page->m_openInNewTab = true;
pageAction(QWebEnginePage::OpenLinkInNewWindow)->trigger();
#endif
}
void WebView::onFeaturePermissionRequested(const QUrl &securityOrigin, QWebEnginePage::Feature feature)
{
FeaturePermissionBar *permissionBar = new FeaturePermissionBar(this);
connect(permissionBar, &FeaturePermissionBar::featurePermissionProvided, page(), &QWebEnginePage::setFeaturePermission);
// Discard the bar on new loads (if we navigate away or reload).
connect(page(), &QWebEnginePage::loadStarted, permissionBar, &QObject::deleteLater);
permissionBar->requestPermission(securityOrigin, feature);
}
void WebView::setProgress(int progress)
{
m_progress = progress;
}
void WebView::loadFinished()
{
if (100 != m_progress) {
qWarning() << "Received finished signal while progress is still:" << progress()
<< "Url:" << url();
}
m_progress = 0;
}
void WebView::loadUrl(const QUrl &url)
{
m_initialUrl = url;
load(url);
}
QString WebView::lastStatusBarText() const
{
return m_statusBarText;
}
QUrl WebView::url() const
{
QUrl url = QWebEngineView::url();
if (!url.isEmpty())
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return url;
return m_initialUrl;
}
void WebView::mousePressEvent(QMouseEvent *event)
{
m_page->m_pressedButtons = event->buttons();
m_page->m_keyboardModifiers = event->modifiers();
QWebEngineView::mousePressEvent(event);
}
void WebView::mouseReleaseEvent(QMouseEvent *event)
{
QWebEngineView::mouseReleaseEvent(event);
if (!event->isAccepted() && (m_page->m_pressedButtons & Qt::MidButton)) {
QUrl url(QApplication::clipboard()->text(QClipboard::Selection));
if (!url.isEmpty() && url.isValid() && !url.scheme().isEmpty()) {
setUrl(url);
}
}
}
void WebView::setStatusBarText(const QString &string)
{
m_statusBarText = string;
}
void WebView::downloadRequested(const QNetworkRequest &request)
{
BrowserApplication::downloadManager()->download(request);
}