react-aria
Version:
Spectrum UI components in React
80 lines (76 loc) • 3.92 kB
JavaScript
import {hideOthers as $03QC9$hideOthers} from "aria-hidden";
/*
* Copyright 2020 Adobe. All rights reserved.
* This file is licensed to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
const $200419fd6cc32a88$var$currentDocument = typeof document !== 'undefined' ? document : undefined;
function $200419fd6cc32a88$export$11dddb85aae73809(selector = 'body', { document: document1 = $200419fd6cc32a88$var$currentDocument } = {}) {
/**
* Listen for additions to the child list of the selected element (defaults to body). This is
* where providers render modal portals. When one is added, see if there is a modal inside it, if
* there is, then hide everything else from screen readers. If there was already a modal open and
* a new one was added, undo everything that the previous modal had hidden and hide based on the
* new one.
*
* If a modal container is removed, then undo the hiding based on the last hide others. Check if
* there are any other modals still around, and hide based on the last one added.
*/ if (!document1) return ()=>{};
let target = document1.querySelector(selector);
if (!target) return ()=>{};
let config = {
childList: true
};
let modalContainers = [];
let undo;
let observer = new MutationObserver((mutationRecord)=>{
const liveAnnouncer = document1.querySelector('[data-live-announcer="true"]');
for (let mutation of mutationRecord){
if (mutation.type === 'childList' && mutation.addedNodes.length > 0) {
let addNode = Array.from(mutation.addedNodes).find((node)=>node.querySelector?.('[aria-modal="true"], [data-ismodal="true"]'));
if (addNode) {
modalContainers.push(addNode);
let modal = addNode.querySelector('[aria-modal="true"], [data-ismodal="true"]');
undo?.();
let others = [
modal,
...liveAnnouncer ? [
liveAnnouncer
] : []
];
undo = (0, $03QC9$hideOthers)(others);
}
} else if (mutation.type === 'childList' && mutation.removedNodes.length > 0) {
let removedNodes = Array.from(mutation.removedNodes);
let nodeIndexRemove = modalContainers.findIndex((container)=>removedNodes.includes(container));
if (nodeIndexRemove >= 0) {
undo?.();
modalContainers = modalContainers.filter((val, i)=>i !== nodeIndexRemove);
if (modalContainers.length > 0) {
let modal = modalContainers[modalContainers.length - 1].querySelector('[aria-modal="true"], [data-ismodal="true"]');
let others = [
modal,
...liveAnnouncer ? [
liveAnnouncer
] : []
];
undo = (0, $03QC9$hideOthers)(others);
} else undo = undefined;
}
}
}
});
observer.observe(target, config);
return ()=>{
undo?.();
observer.disconnect();
};
}
export {$200419fd6cc32a88$export$11dddb85aae73809 as watchModals};
//# sourceMappingURL=ariaModalPolyfill.mjs.map