w3c / w3c/mathml-core

Should we push for equivalent/interoperable support for popover in MathML and SVG?

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Dominant language
HTML
Stars
56
Forks
20
PR merge metrics
No merged PRs in 30d

Description

Recently, HTML has added 'popovers' - which allow some of the machinery related to various kinds of popup ui to be natively supported. It is getting widely implemented now, but is still of a bit limited use without its corresponding partner CSS Anchor Positioning. Once we have that too, I expect use to really take off as it makes it easy to do lots of useful popover/popup stuff.

However, while he originally had intended it for everywhere, @mfreed7 was encouraged to focus on HTML first at least. The result is that that stuff is landed without similar support in MathML or SVG. At least for MathML-Core this seems like it would be very useful and worth moving up to HTMLOrForeignElement or something?

@AmeliaBR @nikolaszimmermann

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Research direction

Start by reviewing the HTML popover and CSS Anchor Positioning specifications, then compare how MathML Core exposes HTMLOrForeignElement and how SVG is handled. The issue names no files or tests; done would require a maintainer decision on whether equivalent support belongs in scope and a concrete follow-up target.

Written by the indexing model from the issue text.

Assessment

Tech stack
css, html
Domain
web-dev
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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