58f8093689
- Updated all component headers and documentation
- Changed navbar and footer branding
- Updated homepage hero badge
- Modified page title in index.html
- Simplified footer text to 'Built with ❤️'
- Consistent V2 capitalization across all references
75 lines
2.7 KiB
JavaScript
75 lines
2.7 KiB
JavaScript
'use strict';
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var tabbable = require('./tabbable.cjs');
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const focusableElList = [
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"input:not(:disabled):not([disabled])",
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"select:not(:disabled):not([disabled])",
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"textarea:not(:disabled):not([disabled])",
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"embed",
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"iframe",
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"object",
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"a[href]",
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"area[href]",
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"button:not(:disabled):not([disabled])",
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"[tabindex]",
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"audio[controls]",
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"video[controls]",
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"*[tabindex]:not([aria-disabled])",
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"*[contenteditable]"
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];
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const focusableElSelector = focusableElList.join();
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const isVisible = (el) => el.offsetWidth > 0 && el.offsetHeight > 0;
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function getAllFocusable(container) {
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const focusableEls = Array.from(
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container.querySelectorAll(focusableElSelector)
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);
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focusableEls.unshift(container);
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return focusableEls.filter((el) => tabbable.isFocusable(el) && isVisible(el));
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}
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function getFirstFocusable(container) {
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const allFocusable = getAllFocusable(container);
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return allFocusable.length ? allFocusable[0] : null;
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}
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function getAllTabbable(container, fallbackToFocusable) {
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const allFocusable = Array.from(
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container.querySelectorAll(focusableElSelector)
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);
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const allTabbable = allFocusable.filter(tabbable.isTabbable);
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if (tabbable.isTabbable(container)) {
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allTabbable.unshift(container);
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}
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if (!allTabbable.length && fallbackToFocusable) {
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return allFocusable;
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}
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return allTabbable;
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}
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function getFirstTabbableIn(container, fallbackToFocusable) {
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const [first] = getAllTabbable(container, fallbackToFocusable);
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return first || null;
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}
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function getLastTabbableIn(container, fallbackToFocusable) {
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const allTabbable = getAllTabbable(container, fallbackToFocusable);
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return allTabbable[allTabbable.length - 1] || null;
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}
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function getNextTabbable(container, fallbackToFocusable) {
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const allFocusable = getAllFocusable(container);
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const index = allFocusable.indexOf(document.activeElement);
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const slice = allFocusable.slice(index + 1);
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return slice.find(tabbable.isTabbable) || allFocusable.find(tabbable.isTabbable) || (fallbackToFocusable ? slice[0] : null);
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}
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function getPreviousTabbable(container, fallbackToFocusable) {
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const allFocusable = getAllFocusable(container).reverse();
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const index = allFocusable.indexOf(document.activeElement);
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const slice = allFocusable.slice(index + 1);
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return slice.find(tabbable.isTabbable) || allFocusable.find(tabbable.isTabbable) || (fallbackToFocusable ? slice[0] : null);
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}
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exports.getAllFocusable = getAllFocusable;
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exports.getAllTabbable = getAllTabbable;
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exports.getFirstFocusable = getFirstFocusable;
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exports.getFirstTabbableIn = getFirstTabbableIn;
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exports.getLastTabbableIn = getLastTabbableIn;
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exports.getNextTabbable = getNextTabbable;
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exports.getPreviousTabbable = getPreviousTabbable;
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