{"id":114950,"date":"2024-04-09T15:31:11","date_gmt":"2024-04-09T13:31:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/proekt-po-integraczii-s-qt-web-dvizhka-servo-razvivaemogo-na-yazyke-rust"},"modified":"2024-04-09T15:31:11","modified_gmt":"2024-04-09T13:31:11","slug":"proekt-po-integraczii-s-qt-web-dvizhka-servo-razvivaemogo-na-yazyke-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/proekt-po-integraczii-s-qt-web-dvizhka-servo-razvivaemogo-na-yazyke-rust","title":{"rendered":"Projekt zur Integration mit der Qt Web-Engine Servo, die in Rust entwickelt wird.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Das Unternehmen KDAB hat die Entwicklung der Servo WebView-Komponente f\u00fcr Qt bekannt gegeben, die anstelle des Qt WebEngine-Moduls (basierend auf Chromium) die Servo-Browser-Engine zum Anzeigen von Webinhalten in QML-Anwendungen verwendet. Es wird erwartet, dass das Projekt dazu beitragen wird, die Angriffsfl\u00e4che f\u00fcr Qt-Anwendungen, die die WebView-API nutzen, zu verringern, indem eine Komponente eingesetzt wird, bei der durch die Verwendung der Programmiersprache Rust die Entstehung von Sicherheitsanf\u00e4lligkeiten, die durch Speicherfehler verursacht werden, minimiert wird. Der Code der Servo WebView f\u00fcr Qt wird unter der MPL-2.0-Lizenz verbreitet.         <\/p>\n<p>F\u00fcr den Betrieb des in Rust geschriebenen Servo-Codes in einer C++-Umgebung wird die CXX-Qt-Schicht verwendet. CXX-Qt erm\u00f6glicht die Erstellung von Komponenten in Rust, die in C++-Programme integriert werden k\u00f6nnen, die Qt nutzen. Der Einsatz von CXX-Qt erm\u00f6glicht die Erstellung von QObject-Unterklassen in Rust, die in C++, QML und JavaScript verwendet werden k\u00f6nnen. Au\u00dferdem ist es m\u00f6glich, Rust-Programme zu erstellen, die C++-Code aufrufen, f\u00fcr die Rust-Bindungen \u00fcber die Typklassen QtCore und QtGui bereitgestellt werden.      <\/p>\n<p>Das Projekt Servo wurde urspr\u00fcnglich von Mozilla entwickelt, ist aber anschlie\u00dfend unter den Schutz der Linux Foundation \u00fcbergegangen. Die Engine zeichnet sich durch die Unterst\u00fctzung von multithreaded Rendering von Webseiten, die Parallelisierung von DOM-Operationen (Document Object Model) und die Nutzung der von Rust bereitgestellten sicheren Programmiermechanismen aus. Zum Zeitpunkt der Gr\u00fcndung konnte die Firefox-Browser-Engine das Potenzial moderner Mehrkernsysteme aufgrund der Verwendung von Single-Thread-Schemata zur Verarbeitung von Inhalten nicht vollst\u00e4ndig aussch\u00f6pfen. Servo wurde urspr\u00fcnglich mit der Unterst\u00fctzung f\u00fcr die Aufteilung von DOM-Code und Rendering in kleinere Teilaufgaben geschaffen, die parallel und effizienter auf Mehrkern-CPUs ausgef\u00fchrt werden k\u00f6nnen. Einige Teile von Servo, wie der multithreaded CSS-Renderer und das WebRender-Zeichensystem, sind bereits in Firefox integriert.    <\/p>\n<p>Unter \u00e4hnlichen Entwicklungen wird auch das Tauri-Servo-Projekt hervorgehoben, das das Backend f\u00fcr die WRY-Bibliothek auf Basis der Servo-Engine entwickelt und die Verwendung von Servo in Anwendungen auf Basis des Tauri-Frameworks erm\u00f6glicht (eine konkurrierende Plattform zu Electron zur Erstellung von Desktopanwendungen mit Webtechnologien).<br \/>\n<br \/>Quelle: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60961\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f KDAB \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 Servo WebView \u0434\u043b\u044f Qt, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0435\u0433\u043e \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043d\u044b\u0439 \u0434\u0432\u0438\u0436\u043e\u043a Servo \u0432\u043c\u0435\u0441\u0442\u043e \u043c\u043e\u0434\u0443\u043b\u044f Qt WebEngine (\u043d\u0430 \u0431\u0430\u0437\u0435 Chromium) \u0434\u043b\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f web-\u043a\u043e\u043d\u0442\u0435\u043d\u0442\u0430 \u0432 QML-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445. \u041f\u0440\u0435\u0434\u043f\u043e\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u043f\u0440\u043e\u0435\u043a\u0442 \u043f\u043e\u043c\u043e\u0436\u0435\u0442 \u0441\u043e\u043a\u0440\u0430\u0442\u0438\u0442\u044c \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u044c \u0430\u0442\u0430\u043a \u043d\u0430 Qt-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0435 API WebView, \u0437\u0430 \u0441\u0447\u0451\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u044f\u0437\u044b\u043a\u0443 Rust \u043c\u0438\u043d\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043e \u0432\u043e\u0437\u043d\u0438\u043a\u043d\u043e\u0432\u0435\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0432\u044b\u0437\u0432\u0430\u043d\u043d\u044b\u0445 \u043e\u0448\u0438\u0431\u043a\u0430\u043c\u0438 \u043f\u0440\u0438 \u0440\u0430\u0431\u043e\u0442\u0435 \u0441 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-114950","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f KDAB \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 Servo WebView \u0434\u043b\u044f Qt, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0435\u0433\u043e \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043d\u044b\u0439 \u0434\u0432\u0438\u0436\u043e\u043a Servo \u0432\u043c\u0435\u0441\u0442\u043e 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