focus-options-polyfill
Advanced tools
JavaScript polyfill for the WHATWG spec of focusOptions, that enables a set of options to be passed to the focus method.
JavaScript polyfill for focusOptions, an optional property passed to HTMLElement.focus() that contains the preventScroll boolean, which controls whether the browser should prevent a focused element from being scrolled into view.
https://caniuse.com/#feat=mdn-api_htmlelement_focus_preventscroll_option
WHATWG Spec
https://html.spec.whatwg.org/multipage/interaction.html#dom-focusoptions-preventscroll
MDN Web Docs - focus
https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/focus
Chrome/Chromium: Chrome Platform Status issue 734166 - Prevent scrolling in HTMLElement.focus()
Edge: Issue 14314565 - Enable ability to prevent scrolling in Element.focus()
Firefox: Bug 1374045 - Consider adding support for customizing scrolling behavior with Element.focus
Safari: WebKit Bug 178583 - Enable ability to prevent scrolling in Element.focus()
This polyfill uses a basic fallback for the document.scrollingElement property, using document.documentElement when not found.
This could suffice in basic cases, but if you need wider and/or specific support you should refer to a polyfill for it:
Also, to overcome its absence if you are executing this polyfill through jsdom, you could place this in your setup:
document.scrollingElement = document.documentElement
More context about this property can be found in:
To check this polyfill you can do:
npm run dev
to launch a small page that will check browser/polyfill behaviour.
FAQs
JavaScript polyfill for the WHATWG spec of focusOptions, that enables a set of options to be passed to the focus method.
We found that focus-options-polyfill demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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