webview.cpp
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#include "browser.h"#include "browserwindow.h"#include "tabwidget.h"#include "webpage.h"#include "webpopupwindow.h"#include "webview.h"#include <QContextMenuEvent>#include <QDebug>#include <QMenu>#include <QMessageBox>#include <QNetworkReply>#include <QTimer>WebView::WebView(QWidget *parent) : QWebEngineView(parent) , m_loadProgress(0){ connect(this, &QWebEngineView::loadProgress, [this](int progress) { m_loadProgress = progress; }); connect(this, &QWebEngineView::loadFinished, [this](bool success) { if (!success) { qWarning() << "Could not load page: " << url(); m_loadProgress = 0; } }); connect(this, &QWebEngineView::iconUrlChanged, this, &WebView::handleIconUrlChanged); connect(this, &QWebEngineView::renderProcessTerminated, [this](QWebEnginePage::RenderProcessTerminationStatus termStatus, int statusCode) { QString status; switch (termStatus) { case QWebEnginePage::NormalTerminationStatus: status = tr("Render process normal exit"); break; case QWebEnginePage::AbnormalTerminationStatus: status = tr("Render process abnormal exit"); break; case QWebEnginePage::CrashedTerminationStatus: status = tr("Render process crashed"); break; case QWebEnginePage::KilledTerminationStatus: status = tr("Render process killed"); break; } QMessageBox::critical(window(), status, tr("Render process exited with code: %1").arg(statusCode)); QTimer::singleShot(0, [this] { reload(); }); });}void WebView::setPage(WebPage *page){ createWebActionTrigger(page,QWebEnginePage::Forward); createWebActionTrigger(page,QWebEnginePage::Back); createWebActionTrigger(page,QWebEnginePage::Reload); createWebActionTrigger(page,QWebEnginePage::Stop); QWebEngineView::setPage(page);}QIcon WebView::icon() const{ if (!m_icon.isNull()) return m_icon; return QIcon(QLatin1String(":defaulticon.png"));}int WebView::loadProgress() const{ return m_loadProgress;}void WebView::createWebActionTrigger(QWebEnginePage *page, QWebEnginePage::WebAction webAction){ QAction *action = page->action(webAction); connect(action, &QAction::changed, [this, action, webAction]{ emit webActionEnabledChanged(webAction, action->isEnabled()); });}bool WebView::isWebActionEnabled(QWebEnginePage::WebAction webAction) const{ return page()->action(webAction)->isEnabled();}QNetworkAccessManager &WebView::networkAccessManager(){ static QNetworkAccessManager networkAccessManager; return networkAccessManager;}QWebEngineView *WebView::createWindow(QWebEnginePage::WebWindowType type){ switch (type) { case QWebEnginePage::WebBrowserTab: { BrowserWindow *mainWindow = qobject_cast<BrowserWindow*>(window()); return mainWindow->tabWidget()->createTab(); } case QWebEnginePage::WebBrowserWindow: { BrowserWindow *mainWindow = new BrowserWindow(); Browser::instance().addWindow(mainWindow); return mainWindow->currentTab(); } case QWebEnginePage::WebDialog: { WebPopupWindow *popup = new WebPopupWindow(page()->profile()); return popup->view(); } } return nullptr;}void WebView::contextMenuEvent(QContextMenuEvent *event){ QMenu *menu = page()->createStandardContextMenu(); const QList<QAction*> actions = menu->actions(); auto it = std::find(actions.cbegin(), actions.cend(), page()->action(QWebEnginePage::OpenLinkInThisWindow)); if (it != actions.cend()) { (*it)->setText(tr("Open Link in This Tab")); ++it; QAction *before(it == actions.cend() ? nullptr : *it); menu->insertAction(before, page()->action(QWebEnginePage::OpenLinkInNewWindow)); menu->insertAction(before, page()->action(QWebEnginePage::OpenLinkInNewTab)); } connect(menu, &QMenu::aboutToHide, menu, &QObject::deleteLater); menu->popup(event->globalPos());}void WebView::handleIconUrlChanged(const QUrl &url){ QNetworkRequest iconRequest(url);#ifndef QT_NO_OPENSSL QSslConfiguration conf = iconRequest.sslConfiguration(); conf.setPeerVerifyMode(QSslSocket::VerifyNone); iconRequest.setSslConfiguration(conf);#endif QNetworkReply *iconReply = networkAccessManager().get(iconRequest); iconReply->setParent(this); connect(iconReply, &QNetworkReply::finished, this, &WebView::handleIconLoaded);}void WebView::handleIconLoaded(){ QNetworkReply *iconReply = qobject_cast<QNetworkReply*>(sender()); if (iconReply && iconReply->error() == QNetworkReply::NoError) { QByteArray data = iconReply->readAll(); QPixmap pixmap; pixmap.loadFromData(data); m_icon.addPixmap(pixmap); iconReply->deleteLater(); } else { m_icon = QIcon(QStringLiteral(":defaulticon.png")); } emit iconChanged(m_icon);}
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