abf6d58b7b
* Enable stylelint rule no-unknown-custom-properties Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> * Fix cpd css vars Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> * Remove dead styling Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> * Remove invalid css Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> * Fix comments Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> --------- Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
99 lines
3.1 KiB
Text
99 lines
3.1 KiB
Text
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2021 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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Please see LICENSE files in the repository root for full details.
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*/
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/* CSS inspiration from: */
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/* * https://www.w3schools.com/howto/howto_js_rangeslider.asp */
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/* * https://stackoverflow.com/a/28283806 */
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/* * https://css-tricks.com/styling-cross-browser-compatible-range-inputs-css/ */
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.mx_SeekBar {
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/* default, overridden in JS */
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--fillTo: 1;
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/* Dev note: we deliberately do not have the -ms-track (and friends) selectors because we don't */
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/* need to support IE. */
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appearance: none; /* default style override */
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width: 100%;
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height: 1px;
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background: $quaternary-content;
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outline: none; /* remove blue selection border */
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position: relative; /* for before+after pseudo elements later on */
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cursor: pointer;
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&::-webkit-slider-thumb {
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appearance: none; /* default style override */
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/* Dev note: This needs to be duplicated with the -moz-range-thumb selector */
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/* because otherwise Edge (webkit) will fail to see the styles and just refuse */
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/* to apply them. */
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width: 8px;
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height: 8px;
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border-radius: 8px;
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background-color: $tertiary-content;
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cursor: pointer;
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}
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&::-moz-range-thumb {
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width: 8px;
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height: 8px;
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border-radius: 8px;
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background-color: $tertiary-content;
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cursor: pointer;
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/* Firefox adds a border on the thumb */
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border: none;
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}
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/* This is for webkit support, but we can't limit the functionality of it to just webkit */
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/* browsers. Firefox responds to webkit-prefixed values now, which means we can't use media */
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/* or support queries to selectively apply the rule. An upside is that this CSS doesn't work */
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/* in firefox, so it's just wasted CPU/GPU time. */
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&::before {
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/* ::before to ensure it ends up under the thumb */
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content: "";
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background-color: $tertiary-content;
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/* Absolute positioning to ensure it overlaps with the existing bar */
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position: absolute;
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top: 0;
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left: 0;
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/* Sizing to match the bar */
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width: 100%;
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height: 1px;
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/* And finally dynamic width without overly hurting the rendering engine. */
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transform-origin: 0 100%;
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transform: scaleX(var(--fillTo));
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}
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/* This is firefox's built-in support for the above, with 100% less hacks. */
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&::-moz-range-progress {
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background-color: $tertiary-content;
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height: 1px;
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}
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&:disabled {
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opacity: 0.5;
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}
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/* Increase clickable area for the slider (approximately same size as browser default) */
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/* We do it this way to keep the same padding and margins of the element, avoiding margin math. */
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/* Source: https://front-back.com/expand-clickable-areas-for-a-better-touch-experience/ */
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&::after {
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content: "";
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position: absolute;
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top: -6px;
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bottom: -6px;
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left: 0;
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right: 0;
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}
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}
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