forked from Public/pics
78 lines
2.2 KiB
JavaScript
78 lines
2.2 KiB
JavaScript
|
/*!
|
||
|
|
* Color mode toggler for Bootstrap's docs (https://getbootstrap.com/)
|
||
|
|
* Copyright 2011-2023 The Bootstrap Authors
|
||
|
|
* Licensed under the Creative Commons Attribution 3.0 Unported License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
(() => {
|
||
|
|
'use strict'
|
||
|
|
|
||
|
|
const getStoredTheme = () => localStorage.getItem('theme');
|
||
|
|
const setStoredTheme = theme => localStorage.setItem('theme', theme);
|
||
|
|
|
||
|
|
const getPreferredTheme = () => {
|
||
|
|
const storedTheme = getStoredTheme();
|
||
|
|
if (storedTheme) {
|
||
|
|
return storedTheme;
|
||
|
|
}
|
||
|
|
|
||
|
|
return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
|
||
|
|
}
|
||
|
|
|
||
|
|
const setTheme = theme => {
|
||
|
|
if (theme === 'auto' && window.matchMedia('(prefers-color-scheme: dark)').matches) {
|
||
|
|
document.documentElement.setAttribute('data-bs-theme', 'dark');
|
||
|
|
} else {
|
||
|
|
document.documentElement.setAttribute('data-bs-theme', theme);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
setTheme(getPreferredTheme());
|
||
|
|
|
||
|
|
const showActiveTheme = (theme, focus = false) => {
|
||
|
|
const themeSwitcher = document.querySelector('#bd-theme');
|
||
|
|
|
||
|
|
if (!themeSwitcher) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
const themeSwitcherText = document.querySelector('#bd-theme-text');
|
||
|
|
const activeThemeIcon = document.querySelector('#theme-icon-active');
|
||
|
|
const btnToActive = document.querySelector(`[data-bs-theme-value="${theme}"]`);
|
||
|
|
const activeButtonIcon = btnToActive.querySelector('i.bi').className;
|
||
|
|
|
||
|
|
document.querySelectorAll('[data-bs-theme-value]').forEach(element => {
|
||
|
|
element.classList.remove('active');
|
||
|
|
});
|
||
|
|
|
||
|
|
btnToActive.classList.add('active');
|
||
|
|
activeThemeIcon.className = activeButtonIcon;
|
||
|
|
const themeSwitcherLabel = `${themeSwitcherText.textContent} (${btnToActive.dataset.bsThemeValue})`
|
||
|
|
|
||
|
|
if (focus) {
|
||
|
|
themeSwitcher.focus()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', () => {
|
||
|
|
const storedTheme = getStoredTheme()
|
||
|
|
if (storedTheme !== 'light' && storedTheme !== 'dark') {
|
||
|
|
setTheme(getPreferredTheme())
|
||
|
|
}
|
||
|
|
})
|
||
|
|
|
||
|
|
window.addEventListener('DOMContentLoaded', () => {
|
||
|
|
showActiveTheme(getPreferredTheme())
|
||
|
|
|
||
|
|
document.querySelectorAll('[data-bs-theme-value]')
|
||
|
|
.forEach(toggle => {
|
||
|
|
toggle.addEventListener('click', () => {
|
||
|
|
const theme = toggle.getAttribute('data-bs-theme-value')
|
||
|
|
setStoredTheme(theme)
|
||
|
|
setTheme(theme)
|
||
|
|
showActiveTheme(theme, true)
|
||
|
|
})
|
||
|
|
})
|
||
|
|
})
|
||
|
|
})()
|