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var __webpack_exports__ = {};
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);
// EXPORTS
__webpack_require__.d(__webpack_exports__, {
"setup": function() { return /* binding */ setup; },
"speak": function() { return /* binding */ speak; }
});
;// CONCATENATED MODULE: external ["wp","domReady"]
var external_wp_domReady_namespaceObject = window["wp"]["domReady"];
var external_wp_domReady_default = /*#__PURE__*/__webpack_require__.n(external_wp_domReady_namespaceObject);
;// CONCATENATED MODULE: external ["wp","i18n"]
var external_wp_i18n_namespaceObject = window["wp"]["i18n"];
;// CONCATENATED MODULE: ./node_modules/@wordpress/a11y/build-module/add-intro-text.js
/**
* WordPress dependencies
*/
/**
* Build the explanatory text to be placed before the aria live regions.
*
* This text is initially hidden from assistive technologies by using a `hidden`
* HTML attribute which is then removed once a message fills the aria-live regions.
*
* @return {HTMLParagraphElement} The explanatory text HTML element.
*/
function addIntroText() {
const introText = document.createElement('p');
introText.id = 'a11y-speak-intro-text';
introText.className = 'a11y-speak-intro-text';
introText.textContent = (0,external_wp_i18n_namespaceObject.__)('Notifications');
introText.setAttribute('style', 'position: absolute;' + 'margin: -1px;' + 'padding: 0;' + 'height: 1px;' + 'width: 1px;' + 'overflow: hidden;' + 'clip: rect(1px, 1px, 1px, 1px);' + '-webkit-clip-path: inset(50%);' + 'clip-path: inset(50%);' + 'border: 0;' + 'word-wrap: normal !important;');
introText.setAttribute('hidden', 'hidden');
const {
body
} = document;
if (body) {
body.appendChild(introText);
}
return introText;
}
;// CONCATENATED MODULE: ./node_modules/@wordpress/a11y/build-module/add-container.js
/**
* Build the live regions markup.
*
* @param {string} [ariaLive] Value for the 'aria-live' attribute; default: 'polite'.
*
* @return {HTMLDivElement} The ARIA live region HTML element.
*/
function addContainer() {
let ariaLive = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'polite';
const container = document.createElement('div');
container.id = `a11y-speak-${ariaLive}`;
container.className = 'a11y-speak-region';
container.setAttribute('style', 'position: absolute;' + 'margin: -1px;' + 'padding: 0;' + 'height: 1px;' + 'width: 1px;' + 'overflow: hidden;' + 'clip: rect(1px, 1px, 1px, 1px);' + '-webkit-clip-path: inset(50%);' + 'clip-path: inset(50%);' + 'border: 0;' + 'word-wrap: normal !important;');
container.setAttribute('aria-live', ariaLive);
container.setAttribute('aria-relevant', 'additions text');
container.setAttribute('aria-atomic', 'true');
const {
body
} = document;
if (body) {
body.appendChild(container);
}
return container;
}
;// CONCATENATED MODULE: ./node_modules/@wordpress/a11y/build-module/clear.js
/**
* Clears the a11y-speak-region elements and hides the explanatory text.
*/
function clear() {
const regions = document.getElementsByClassName('a11y-speak-region');
const introText = document.getElementById('a11y-speak-intro-text');
for (let i = 0; i < regions.length; i++) {
regions[i].textContent = '';
} // Make sure the explanatory text is hidden from assistive technologies.
if (introText) {
introText.setAttribute('hidden', 'hidden');
}
}
;// CONCATENATED MODULE: ./node_modules/@wordpress/a11y/build-module/filter-message.js
let previousMessage = '';
/**
* Filter the message to be announced to the screenreader.
*
* @param {string} message The message to be announced.
*
* @return {string} The filtered message.
*/
function filterMessage(message) {
/*
* Strip HTML tags (if any) from the message string. Ideally, messages should
* be simple strings, carefully crafted for specific use with A11ySpeak.
* When re-using already existing strings this will ensure simple HTML to be
* stripped out and replaced with a space. Browsers will collapse multiple
* spaces natively.
*/
message = message.replace(/<[^<>]+>/g, ' ');
/*
* Safari + VoiceOver don't announce repeated, identical strings. We use
* a `no-break space` to force them to think identical strings are different.
*/
if (previousMessage === message) {
message += '\u00A0';
}
previousMessage = message;
return message;
}
;// CONCATENATED MODULE: ./node_modules/@wordpress/a11y/build-module/index.js
/**
* WordPress dependencies
*/
/**
* Internal dependencies
*/
/**
* Create the live regions.
*/
function setup() {
const introText = document.getElementById('a11y-speak-intro-text');
const containerAssertive = document.getElementById('a11y-speak-assertive');
const containerPolite = document.getElementById('a11y-speak-polite');
if (introText === null) {
addIntroText();
}
if (containerAssertive === null) {
addContainer('assertive');
}
if (containerPolite === null) {
addContainer('polite');
}
}
/**
* Run setup on domReady.
*/
external_wp_domReady_default()(setup);
/**
* Allows you to easily announce dynamic interface updates to screen readers using ARIA live regions.
* This module is inspired by the `speak` function in `wp-a11y.js`.
*
* @param {string} message The message to be announced by assistive technologies.
* @param {string} [ariaLive] The politeness level for aria-live; default: 'polite'.
*
* @example
* ```js
* import { speak } from '@wordpress/a11y';
*
* // For polite messages that shouldn't interrupt what screen readers are currently announcing.
* speak( 'The message you want to send to the ARIA live region' );
*
* // For assertive messages that should interrupt what screen readers are currently announcing.
* speak( 'The message you want to send to the ARIA live region', 'assertive' );
* ```
*/
function speak(message, ariaLive) {
/*
* Clear previous messages to allow repeated strings being read out and hide
* the explanatory text from assistive technologies.
*/
clear();
message = filterMessage(message);
const introText = document.getElementById('a11y-speak-intro-text');
const containerAssertive = document.getElementById('a11y-speak-assertive');
const containerPolite = document.getElementById('a11y-speak-polite');
if (containerAssertive && ariaLive === 'assertive') {
containerAssertive.textContent = message;
} else if (containerPolite) {
containerPolite.textContent = message;
}
/*
* Make the explanatory text available to assistive technologies by removing
* the 'hidden' HTML attribute.
*/
if (introText) {
introText.removeAttribute('hidden');
}
}
(window.wp = window.wp || {}).a11y = __webpack_exports__;
/******/ })()
;