@qualweb/util/dist/accessibilityUtils/isElementFocusable.js

Utilities module for qualweb

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function isElementFocusable(element) {
    const disabled = element.getElementAttribute('disabled') !== null;
    if (disabled || window.DomUtils.isElementHiddenByCSS(element)) {
        return false;
    }
    else if (window.AccessibilityUtils.isElementFocusableByDefault(element)) {
        return true;
    }
    else {
        let tabIndexLessThanZero = false;
        const tabindex = element.getElementAttribute('tabindex');
        const tabIndexExistsAndIsNumber = tabindex !== null && !isNaN(parseInt(tabindex, 10));
        if (tabindex && tabIndexExistsAndIsNumber) {
            tabIndexLessThanZero = parseInt(tabindex, 10) < 0;
        }
        return tabIndexExistsAndIsNumber && !tabIndexLessThanZero;
    }
}
exports.default = isElementFocusable;