33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
function getTheme() {
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return localStorage.getItem("theme") || "system";
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}
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function setTheme(themeName) {
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localStorage.setItem('theme', themeName);
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if (themeName == "system") {
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themeName = parent.matchMedia("(prefers-color-scheme: dark)").matches ? "dark" : "light";
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}
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// the navbar is in an iframe, so we need to set this variable in the parent document
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for (const win of [window, parent]) {
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win.document.documentElement.setAttribute('data-theme', themeName);
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}
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}
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setTheme(getTheme())
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document.addEventListener("DOMContentLoaded", function() {
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document.querySelectorAll("#color-theme-switcher input").forEach((input) => {
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if (input.value == getTheme()) {
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input.checked = true;
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}
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input.addEventListener('change', e => setTheme(e.target.value));
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});
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// also check to see if the user changes their theme settings while the page is loaded.
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parent.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', event => {
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setTheme(getTheme());
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})
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});
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// un-hide the colorscheme picker
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document.querySelector("#settings").removeAttribute('hidden'); |