Last active
October 22, 2021 12:38
-
-
Save davidbgk/259daf79d0b833a83dd1ba988f6a42aa to your computer and use it in GitHub Desktop.
Opening details tag on hash/anchor
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!doctype html><!-- This is a valid HTML5 document. --> | |
| <!-- Screen readers, SEO, extensions and so on. --> | |
| <html lang="en"> | |
| <!-- Has to be within the first 1024 bytes, hence before the `title` element | |
| See: https://www.w3.org/TR/2012/CR-html5-20121217/document-metadata.html#charset --> | |
| <meta charset="utf-8"> | |
| <!-- Why no `X-UA-Compatible` meta: https://stackoverflow.com/a/6771584 --> | |
| <!-- The viewport meta is quite crowded and we are responsible for that. | |
| See: https://codepen.io/tigt/post/meta-viewport-for-2015 --> | |
| <meta name="viewport" content="width=device-width,initial-scale=1"> | |
| <!-- Required to make a valid HTML5 document. --> | |
| <title>Opening details tag on hash/anchor</title> | |
| <style type="text/css"> | |
| body { | |
| font-size: 150%; | |
| } | |
| details { | |
| font-size: 300%; | |
| } | |
| :target, | |
| :target summary { | |
| animation: target-fade 2s 1; | |
| } | |
| @keyframes target-fade { | |
| 0% { | |
| background-color: rgba(255, 255, 221); | |
| } | |
| 100% { | |
| background-color: rgba(255, 255, 255); | |
| } | |
| } | |
| </style> | |
| <body> | |
| <h2>Let’s have fun! (see below)</h2> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <details id="first-details"> | |
| <summary>First: closed by default</summary> | |
| <p>But open if <a href="#first-details">anchor</a>!</p> | |
| <p>And open/scroll to the second <a href="#second-details">if we link to it</a>.</p> | |
| </details> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <details id="second-details"> | |
| <summary>Second: closed by default too</summary> | |
| <p>But open if <a href="#second-details">anchor</a>!</p> | |
| </details> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod | |
| tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, | |
| quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo | |
| consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse | |
| cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non | |
| proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p> | |
| <script type="text/javascript"> | |
| function getAnimationBehavior() { | |
| // Respects users' preferences in terms of motion. | |
| const isReduced = | |
| window.matchMedia(`(prefers-reduced-motion: reduce)`) === true || | |
| window.matchMedia(`(prefers-reduced-motion: reduce)`).matches === true | |
| return isReduced ? 'auto' : 'smooth' | |
| } | |
| function getAnchor() { | |
| return document.location.hash ? document.location.hash.slice(1) : '' | |
| } | |
| function openDetailsIfAnchor() { | |
| const currentAnchor = getAnchor() | |
| if (currentAnchor) { | |
| let elem = document.querySelector(`#${currentAnchor}`) | |
| elem.closest('details').setAttribute('open', '') | |
| elem.scrollIntoView({ behavior: getAnimationBehavior() }) | |
| } | |
| } | |
| openDetailsIfAnchor() | |
| window.addEventListener('hashchange', openDetailsIfAnchor) | |
| // Polyfills if you need to support IE9+ (see https://caniuse.com/element-closest) | |
| // Comes from https://developer.mozilla.org/en-US/docs/Web/API/Element/closest#polyfill | |
| if (!Element.prototype.matches) { | |
| Element.prototype.matches = | |
| Element.prototype.msMatchesSelector || | |
| Element.prototype.webkitMatchesSelector | |
| } | |
| if (!Element.prototype.closest) { | |
| Element.prototype.closest = function(s) { | |
| var el = this | |
| do { | |
| if (Element.prototype.matches.call(el, s)) return el | |
| el = el.parentElement || el.parentNode | |
| } while (el !== null && el.nodeType === 1) | |
| return null | |
| } | |
| } | |
| // End of polyfills. | |
| </script> | |
| </body> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
@nhoizey me pointe l'issue côté spec HTML et les suivis côté navigateurs.
@notabene remarque que ça n'est pas pour tout de suite côté Firefox.