main.cpp Example File

webenginewidgets/simplebrowser/main.cpp
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 #include "browser.h"
 #include "browserwindow.h"
 #include "tabwidget.h"
 #include <QApplication>
 #include <QWebEngineProfile>
 #include <QWebEngineSettings>

 QUrl commandLineUrlArgument()
 {
     const QStringList args = QCoreApplication::arguments();
     for (const QString &arg : args.mid(1)) {
         if (!arg.startsWith(QLatin1Char('-')))
             return QUrl::fromUserInput(arg);
     }
     return QUrl(QStringLiteral("https://www.qt.io"));
 }

 int main(int argc, char **argv)
 {
     QCoreApplication::setOrganizationName("QtExamples");
     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);

     QApplication app(argc, argv);
     app.setWindowIcon(QIcon(QStringLiteral(":AppLogoColor.png")));

     QWebEngineSettings::defaultSettings()->setAttribute(QWebEngineSettings::PluginsEnabled, true);
 #if QT_VERSION >= QT_VERSION_CHECK(5, 13, 0)
     QWebEngineSettings::defaultSettings()->setAttribute(QWebEngineSettings::DnsPrefetchEnabled, true);
     QWebEngineProfile::defaultProfile()->setUseForGlobalCertificateVerification();
 #endif

     QUrl url = commandLineUrlArgument();

     Browser browser;
     BrowserWindow *window = browser.createWindow();
     window->tabWidget()->setUrl(url);

     return app.exec();
 }