basecoat-css
Version:
Tailwind CSS for Basecoat components
1 lines • 1.39 kB
JavaScript
(()=>{const e=e=>{const t=e.querySelector(":scope > button"),o=e.querySelector(":scope > [data-popover]");if(!t||!o){const a=[];return t||a.push("trigger"),o||a.push("content"),void console.error(`Popover initialisation failed. Missing element(s): ${a.join(", ")}`,e)}const a=(e=!0)=>{"false"!==t.getAttribute("aria-expanded")&&(t.setAttribute("aria-expanded","false"),o.setAttribute("aria-hidden","true"),e&&t.focus())};t.addEventListener("click",(()=>{"true"===t.getAttribute("aria-expanded")?a():(()=>{document.dispatchEvent(new CustomEvent("basecoat:popover",{detail:{source:e}}));const a=o.querySelector("[autofocus]");a&&o.addEventListener("transitionend",(()=>{a.focus()}),{once:!0}),t.setAttribute("aria-expanded","true"),o.setAttribute("aria-hidden","false")})()})),e.addEventListener("keydown",(e=>{"Escape"===e.key&&a()})),document.addEventListener("click",(t=>{e.contains(t.target)||a()})),document.addEventListener("basecoat:popover",(t=>{t.detail.source!==e&&a(!1)})),e.dataset.popoverInitialized=!0};document.querySelectorAll(".popover:not([data-popover-initialized])").forEach(e);new MutationObserver((t=>{t.forEach((t=>{t.addedNodes.forEach((t=>{t.nodeType===Node.ELEMENT_NODE&&(t.matches(".popover:not([data-popover-initialized])")&&e(t),t.querySelectorAll(".popover:not([data-popover-initialized])").forEach(e))}))}))})).observe(document.body,{childList:!0,subtree:!0})})();