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[css-pseudo] clarify highlight color:currentColor + gCS (closes #6818) #7220

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Merged
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Apr 19, 2022
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[css-pseudo] clarify highlight color:currentColor + gCS (closes #6818) #7220

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14 changes: 13 additions & 1 deletion css-pseudo-4/Overview.bs
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Expand Up @@ -935,7 +935,7 @@ Text and Text Decorations</h4>

For this purpose,
''currentColor'' on a [=highlight pseudo-element=]’s 'color' property represents
the 'color' of the next <a>highlight pseudo-element</a> layer below,
the 'color' of the next <em>active</em> <a>highlight pseudo-element</a> layer below,
falling back finally to the colors that would otherwise have been used
(those applied by the [=originating element=] or
an intervening [=pseudo-element=] such as ''::first-line'' or ''::first-letter'').
Expand Down Expand Up @@ -1295,6 +1295,18 @@ Additions to the CSS Object Model</h2>
See <a href="https://github.com/w3c/csswg-drafts/issues/3607">Issue 3607</a>
and <a href="https://github.com/w3c/csswg-drafts/issues/3603">Issue 3603</a>.

<h3 id="getComputedStyle">
{{Window/getComputedStyle()}}</h3>

When the second parameter <var>pseudoElt</var>
refers to a [=highlight pseudo-element=],
{{Window/getComputedStyle()}} returns styles
as if that highlight is active
and all other highlights are inactive.
This avoids the potential
ambiguity and privacy risks of returning a result
that depends on the actual highlight state.

<h2 id="css2-compat">
Compatibility Syntax</h2>

Expand Down