CefSharp v81.3.20-pre

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CefSharp v81.3.20-pre Release Notes

• May 10, 2020, January 29, 2020, CEF 81.3.2+gb9282cc+chromium-81.0.4044.138 / Chromium 81.0.4044.138

  💥 CEF now supports the Chromium Network Service which brings a huge number of breaking API changes, please make sure you read #2743 for details if you are upgrading from a version prior to 75.1.x.

  👀 Visual C++ 2015 is required, see Notes below for more information

  👀 For changes see the 81.3.x Milestone

  Notes

  • 🚀 CefSharp requires Visual C++ 2015. See #1983 for details. You can bin deploy the VC++ dependencies, read the FAQ for more details.
  • ⚡️ Chromium has removed support for Windows XP, Windows Vista, Windows Server 2003 and Windows Server 2008. See https://chrome.googleblog.com/2015/11/updates-to-chrome-platform-support.html
  • Starting in June 2019 Google will require OAuth authentication when accessing web services that rely only Google Account Data, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
  • 🏗 Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook won't play video/audio. See #1479 for more info. MP3 audio is supported, MP4 video is not.
  • Anyone new to CefSharp should read the General Usage Guide
  • 👀 This project uses GitLink for better debugging, you can step directly into much of the project source directly from Visual Studio see #1680 for details on how to enable GitLink
  • 👀 WPF now has touch support which is enabled by default. Support for Stylus is not enabled by default, see #228 (comment) for further details
  • 👀 CEF now supports Print Preview see #2332 for details on how to enable it (WinForms only)
  • 👀 CEF now supports range requests for ResourceHandlers see https://bitbucket.org/chromiumembedded/cef/issues/2836/cefstreamreader-createforfile for details.

  Known Issues

  • 🏁 WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
  • 👀 Save as PDF is not working when viewing PDF with Print Preview enabled see https://bitbucket.org/chromiumembedded/cef/issues/2867/save-as-pdf-is-not-working-in-pdf-viewer
  • 👀 WPF Browser goes blank if used in combination with TabControl see #2779
  • 👀 CefSettings.IgnoreCertificateErrors no longer works, use the ignore-certificate-errors command line arg as a workaround or alternatively use OnCertificateError to selectively allow a certificate and/or display a dialog to your users see https://stackoverflow.com/a/35564187/852806 for an example.
  • 👀 See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

  💥 Breaking Changes

  • 👀 For Network Service API changes see #2743
  • All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
  • ⚡️ CefErrorCode enumerator has been updated see #3106
  • 0️⃣ Adobe Flash is now disabled by default, it can be re-enabled if required #3048
    ⏱ (Flash support is scheduled to be removed from Chromium)
  • AbstractCefSettings was renamed to CefSettingsBase #3093
  • 👀 See also https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+label%3Abreaking-change+milestone%3A81.3.x+is%3Aclosed

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