63 lines
2.7 KiB
Plaintext
63 lines
2.7 KiB
Plaintext
var $eHdSW$react = require("react");
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function $parcel$export(e, n, v, s) {
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Object.defineProperty(e, n, {get: v, set: s, enumerable: true, configurable: true});
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}
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$parcel$export(module.exports, "useGlobalListeners", () => $4571ff54ac709100$export$4eaf04e54aa8eed6);
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/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/
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function $4571ff54ac709100$export$4eaf04e54aa8eed6() {
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let globalListeners = (0, $eHdSW$react.useRef)(new Map());
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let addGlobalListener = (0, $eHdSW$react.useCallback)((eventTarget, type, listener, options)=>{
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// Make sure we remove the listener after it is called with the `once` option.
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let fn = (options === null || options === void 0 ? void 0 : options.once) ? (...args)=>{
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globalListeners.current.delete(listener);
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listener(...args);
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} : listener;
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globalListeners.current.set(listener, {
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type: type,
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eventTarget: eventTarget,
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fn: fn,
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options: options
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});
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eventTarget.addEventListener(type, fn, options);
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}, []);
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let removeGlobalListener = (0, $eHdSW$react.useCallback)((eventTarget, type, listener, options)=>{
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var _globalListeners_current_get;
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let fn = ((_globalListeners_current_get = globalListeners.current.get(listener)) === null || _globalListeners_current_get === void 0 ? void 0 : _globalListeners_current_get.fn) || listener;
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eventTarget.removeEventListener(type, fn, options);
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globalListeners.current.delete(listener);
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}, []);
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let removeAllGlobalListeners = (0, $eHdSW$react.useCallback)(()=>{
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globalListeners.current.forEach((value, key)=>{
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removeGlobalListener(value.eventTarget, value.type, key, value.options);
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});
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}, [
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removeGlobalListener
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]);
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(0, $eHdSW$react.useEffect)(()=>{
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return removeAllGlobalListeners;
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}, [
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removeAllGlobalListeners
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]);
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return {
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addGlobalListener: addGlobalListener,
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removeGlobalListener: removeGlobalListener,
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removeAllGlobalListeners: removeAllGlobalListeners
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};
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}
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//# sourceMappingURL=useGlobalListeners.main.js.map
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