Michał Gołębiowski-Owczarek

Thanks, but we can't do much without a test case, especially that the UI team has limited resources now. See the project status at https://blog.jqueryui.com/2021/10/jquery-maintainers-update-and-transition-jquery-ui-as-part-of-overall-modernization-efforts/.

Thanks for the report. Does the issue you describe exist when jQuery UI 1.12.1 is used or only with jQuery UI 1.13.0 or newer?

If the issue is already in UI 1.12, given limited team resources it's not likely to be fixed by the UI team; see the project status at https://blog.jqueryui.com/2021/10/jquery-maintainers-update-and-transition-jquery-ui-as-part-of-overall-modernization-efforts/. PRs are...

Thanks for the report. Does the issue you describe exist when jQuery UI 1.12.1 is used or only with jQuery UI 1.13.0 or newer? Also, please provide a test case.

Firefox & Chrome never supported `window.onfocusin` and they have always got the fallback. We've removed the fallback in https://github.com/jquery/jquery/pull/4362 which will land in jQuery 4.0.0. I tried your test case...

Note that the description here is not fully correct - in 1.12.1, the datepicker UI was not hidden on destroy either! It was just hidden after the first mousedown. If...

Thanks for the report. Does the issue you describe exist when jQuery UI 1.12.1 is used or only with jQuery UI 1.13.0 or newer?

Thanks for the report. Since the issue is already in 1.12, given limited team resources it's not likely to be fixed by the UI team; see the project status at...

The docs don't really specify what happens if a class appears in both properties. `$.effects.animateClass` currently applies the options in iteration order from what I understand. And because `remove` is...

Thanks for the report. Does the issue you describe exist when jQuery UI 1.12.1 is used or only with jQuery UI 1.13.0 or newer?