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Add UA stylesheet for <select> base appearance #10670

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Add UA stylesheet for <select> base appearance #10670

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7a93a56
Add UA stylesheet for <select> base appearance
josepharhar Jul 31, 2024
9991736
Merge branch 'main' into selectcss
josepharhar Dec 26, 2024
c6d7d21
update styles to latest resolution
josepharhar Dec 26, 2024
ba2d0df
add user-select:none
josepharhar Dec 26, 2024
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Expand Up @@ -3994,6 +3994,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
<li>The concept <dfn data-x-href="https://drafts.csswg.org/css-ui/#widget">widget</dfn></li>
<li>The concept <dfn data-x-href="https://drafts.csswg.org/css-ui/#native-appearance">native appearance</dfn></li>
<li>The concept <dfn data-x-href="https://drafts.csswg.org/css-ui/#primitive-appearance">primitive appearance</dfn></li>
<li>The concept <dfn data-x-href="https://drafts.csswg.org/css-ui/#base-appearance">base appearance</dfn></li>
<li>The concept <dfn data-x-href="https://drafts.csswg.org/css-ui/#element-with-default-preferred-size">element with default preferred size</dfn></li>
<li>The <dfn data-x-href="https://drafts.csswg.org/css-ui/#non-devolvable">non-devolvable widget</dfn> and
<dfn data-x-href="https://drafts.csswg.org/css-ui/#devolvable">devolvable widget</dfn> classification, and the related
Expand Down Expand Up @@ -137247,6 +137248,109 @@ progress { appearance: auto; }</code></pre>

</div>

<!-- TODO should this go at the top of the section right below "the select element"? -->
<p>The following styles are expected to apply to <code>select</code> elements when they are being
rendered as a <span>drop-down box</span> with <span>base appearance</span>:</p>

<pre><code class="css">@namespace "http://www.w3.org/1999/xhtml";

select {
padding-block: 0.25em;
padding-inline: 0.5em;
border-radius: 0.5em;
min-block-size: max(24px, 1lh);
min-inline-size: 24px;
box-sizing: border-box;
display: inline-flex;
gap: 1em;
border: 1px solid currentColor;
background-color: transparent;
color: inherit;
user-select: none;
}

select > button:first-child {
all: unset;
display: contents;
interactivity: inert;
}

::picker(select) {
color: CanvasText;
background-color: Canvas;
border: 1px solid;
box-sizing: border-box;
padding: 0;
inset: auto;
margin: 0;
min-inline-size: anchor-size(self-inline);
min-block-size: 1lh;
max-block-size: stretch;
overflow: auto;
position-area: block-end span-inline-end;
position-try-order: most-block-size;
position-try-fallbacks:
block-start span-inline-end,
block-end span-inline-start,
block-start span-inline-start;
}

select option {
min-inline-size: 24px;
min-block-size: max(24px, 1lh);
align-content: center;
display: flex;
place-items: center;
gap: 0.5em;
white-space: nowrap;
}

select optgroup {
font-weight: bolder;
}

select optgroup option {
font-weight: normal;
}

select legend,
select option {
padding-inline: 0.5em;
}

select option::checkmark {
content: '\2713' / '';
}
select option:not(:checked)::checkmark {
visibility: hidden;
}
select::picker-icon {
margin-inline-start: auto;
display: block;
content: counter(fake-counter-name, disclosure-open);
}

select:enabled:hover {
background-color: color-mix(in lab, currentColor 10%, transparent);
}
select:enabled:active {
background-color: color-mix(in lab, currentColor 20%, transparent);
}
select:disabled {
color: color-mix(in srgb, currentColor 50%, transparent);
}

select option:enabled:hover {
background-color: color-mix(in lab, currentColor 10%, transparent);
}
select option:enabled:active {
background-color: color-mix(in lab, currentColor 20%, transparent);
}
select option:disabled {
color: color-mix(in lab, currentColor 50%, transparent);
}</code></pre>



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