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Tweak <meta name=color-scheme> definition. #7226

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Oct 18, 2021
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Tweak <meta name=color-scheme> definition. #7226

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Tweak <meta name=color-scheme> definition.
emilio Oct 15, 2021
2d01eec
nit
domenic Oct 18, 2021
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12 changes: 6 additions & 6 deletions source
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Original file line number Diff line number Diff line change
Expand Up @@ -3778,6 +3778,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute

<ul class="brief">
<li><dfn data-x-href="https://drafts.csswg.org/css-color-adjust/#color-scheme-prop">'color-scheme'</dfn></li>
<li><dfn data-x-href="https://drafts.csswg.org/css-color-adjust/#pages-supported-color-schemes">page's supported color-schemes</dfn></li>
</ul>

<p>The following term is defined in <cite>CSS Pseudo-Elements</cite>: <ref spec=CSSPSEUDO></p>
Expand Down Expand Up @@ -14589,8 +14590,7 @@ interface <dfn interface>HTMLMetaElement</dfn> : <span>HTMLElement</span> {
be provided in a <code>meta</code> element.</p>

<p>The value must be a string that matches the syntax for the CSS <span>'color-scheme'</span>
property value, and will be cascaded with the color-scheme declarations for the document root
element as described below.</p>
property value. It determines the <span>page's supported color-schemes</span>.</p>
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<p>There must not be more than one <code>meta</code> element with its <code
data-x="attr-meta-name">name</code> attribute value set to an
Expand All @@ -14606,7 +14606,7 @@ interface <dfn interface>HTMLMetaElement</dfn> : <span>HTMLElement</span> {

<div w-nodev>

<p>To obtain a page's color-scheme, user agents must run the following steps:</p>
<p>To obtain a <span>page's supported color-schemes</span>, user agents must run the following steps:</p>
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<ol>
<li>
Expand All @@ -14631,11 +14631,11 @@ interface <dfn interface>HTMLMetaElement</dfn> : <span>HTMLElement</span> {
<code data-x="attr-meta-content">content</code> attribute.</li>

<li>If <var>parsed</var> is a valid CSS <span>'color-scheme'</span> property value, then
treat that value as a declaration of the CSS <span>'color-scheme'</span> property on
<var>element</var>'s <span>root</span>, cascaded as a <span
data-x="presentational hints">presentational hint</span>, and return.</li>
return <var>parsed</var>.</li>
</ol>
</li>

<li><p>Return null.</p></li>
</ol>

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<p>If any <code>meta</code> elements are <span data-x="node is inserted into a
Expand Down