Add dark mode support (#35857)

* Add dark mode to docs * Minor fix: missing space indentation * Minor fix: revert utilities/z-index added-in modification * Remove prev: and next: from doc because extracted to another PR * Use .bg-body-tertiary in all Utilities > Overflow examples * fix example * Fix up spacing examples * Update box-shadow Sass variables and utilities to auto-adjust to color modes * Remove unused docs class * Refactor form styles to use CSS variable for background images on .form-check and .form-switch * Fix docs selector * Rename shortcut for clarity * Heading consistency * Reintroduce missing 4th grid item in Utilities > Spacing example * Fix bundlewatch * .bd-callout* rendering is OK so removing comments in the code * Update scss/_utilities.scss Co-authored-by: Julien Déramond <julien.deramond@orange.com> * Fix gutters example styling * Fix text colors on background utils docs * redesign and fix up position marker example, which doesn't show nicely in darkmode but at least isn't broken * fix some color utils examples * Deprecate mixin notice * Deprecate notice for list-group-item-variant() mixin * Revamp new link CSS vars * Use map-keys in some each Sass files * Remove list-group-item-variant mixin ref in sass loop desc * Display CSS vars scoped to our built-in dark mode * Revert previous commit * Fix list group variant link * Fix typo * Remove imports of alert/list-group mixins in scss/_mixins.scss * Small formatting + comments removal in scss/_content.scss * Fix alert links colors * fix dropdown border-radius mixin * fix link color and underline again, this time using CSS var override for color var and fallback value for the underline * fix colors on docs navbar for dark mode * remove two changes * missing ref * another link underline fix, just use sass vars for link decoration for now * missing color bg docs, plus move dropdown override to scss * more changes from review * fix some examples, drop unused docs navbar styles, update docs navbar color mode to use mixin * Few fixes around type - Restored CSS variable for color on headings, this time with a fallback value - In conjunction, restored and wrapped the default CSS var with a null value check - Split headings and paragraphs docs in Reboot, elaborated on them * Restyle custom details > summary element in docs * Rewrite some migration docs * fix form checks * Fix up some navbar styling, tweak docs callout * Fix select images, mostly for validation styling * Clean up some migration notes, document some new form control CSS vars, mention new variables-dark in sass docs * Update site/content/docs/5.2/components/scrollspy.md Co-authored-by: Julien Déramond <julien.deramond@orange.com> * Apply suggestions from code review Co-authored-by: Julien Déramond <julien.deramond@orange.com> * mention form control css vars in migration guide * Tweak grid and flex docs background examples * clarify some docs * fix some more things Co-authored-by: Julien Déramond <juderamond@gmail.com> Co-authored-by: Julien Déramond <julien.deramond@orange.com>
2025-08-20 04:11:39 +02:00 · 2022-11-28 22:30:26 -08:00
parent a1a9895aac
commit fc3f4b67d6
91 changed files with 1974 additions and 422 deletions
--- a/site/assets/js/color-modes/index.js
+++ b/site/assets/js/color-modes/index.js
@@ -0,0 +1,62 @@
+/*!
+ * Color mode toggler for Bootstrap's docs (https://getbootstrap.com/)
+ * Copyright 2011-2022 The Bootstrap Authors
+ * Licensed under the Creative Commons Attribution 3.0 Unported License.
+ */
+
+(() => {
+  'use strict'
+
+  const storedTheme = localStorage.getItem('theme')
+
+  const getPreferredTheme = () => {
+    if (storedTheme) {
+      return storedTheme
+    }
+
+    return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light'
+  }
+
+  const setTheme = function (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 => {
+    const activeThemeIcon = document.querySelector('.theme-icon-active use')
+    const btnToActive = document.querySelector(`[data-bs-theme-value="${theme}"]`)
+    const svgOfActiveBtn = btnToActive.querySelector('svg use').getAttribute('href')
+
+    document.querySelectorAll('[data-bs-theme-value]').forEach(element => {
+      element.classList.remove('active')
+    })
+
+    btnToActive.classList.add('active')
+    activeThemeIcon.setAttribute('href', svgOfActiveBtn)
+  }
+
+  window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', () => {
+    if (storedTheme !== 'light' || storedTheme !== 'dark') {
+      setTheme(getPreferredTheme())
+    }
+  })
+
+  window.addEventListener('load', () => {
+    showActiveTheme(getPreferredTheme())
+
+    document.querySelectorAll('[data-bs-theme-value]')
+      .forEach(toggle => {
+        toggle.addEventListener('click', () => {
+          const theme = toggle.getAttribute('data-bs-theme-value')
+          localStorage.setItem('theme', theme)
+          setTheme(theme)
+          showActiveTheme(theme)
+        })
+      })
+  })
+})()