109 lines
5.7 KiB
Plaintext
109 lines
5.7 KiB
Plaintext
var $085250522aa37816$exports = require("./intlStrings.main.js");
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var $iMOYA$reactarialiveannouncer = require("@react-aria/live-announcer");
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var $iMOYA$reactariautils = require("@react-aria/utils");
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var $iMOYA$reactariai18n = require("@react-aria/i18n");
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var $iMOYA$react = require("react");
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function $parcel$interopDefault(a) {
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return a && a.__esModule ? a.default : a;
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}
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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, "useGridSelectionAnnouncement", () => $1eb174acfe8a0f16$export$137e594ef3218a10);
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/*
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* Copyright 2022 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 $1eb174acfe8a0f16$export$137e594ef3218a10(props, state) {
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let { getRowText: getRowText = (key)=>{
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var _state_collection_getTextValue, _state_collection, _state_collection_getItem;
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var _state_collection_getTextValue1;
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return (_state_collection_getTextValue1 = (_state_collection_getTextValue = (_state_collection = state.collection).getTextValue) === null || _state_collection_getTextValue === void 0 ? void 0 : _state_collection_getTextValue.call(_state_collection, key)) !== null && _state_collection_getTextValue1 !== void 0 ? _state_collection_getTextValue1 : (_state_collection_getItem = state.collection.getItem(key)) === null || _state_collection_getItem === void 0 ? void 0 : _state_collection_getItem.textValue;
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} } = props;
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let stringFormatter = (0, $iMOYA$reactariai18n.useLocalizedStringFormatter)((0, ($parcel$interopDefault($085250522aa37816$exports))), '@react-aria/grid');
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// Many screen readers do not announce when items in a grid are selected/deselected.
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// We do this using an ARIA live region.
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let selection = state.selectionManager.rawSelection;
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let lastSelection = (0, $iMOYA$react.useRef)(selection);
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let announceSelectionChange = (0, $iMOYA$reactariautils.useEffectEvent)(()=>{
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var _lastSelection_current;
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if (!state.selectionManager.isFocused || selection === lastSelection.current) {
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lastSelection.current = selection;
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return;
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}
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let addedKeys = $1eb174acfe8a0f16$var$diffSelection(selection, lastSelection.current);
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let removedKeys = $1eb174acfe8a0f16$var$diffSelection(lastSelection.current, selection);
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// If adding or removing a single row from the selection, announce the name of that item.
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let isReplace = state.selectionManager.selectionBehavior === 'replace';
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let messages = [];
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if (state.selectionManager.selectedKeys.size === 1 && isReplace) {
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let firstKey = state.selectionManager.selectedKeys.keys().next().value;
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if (firstKey != null && state.collection.getItem(firstKey)) {
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let currentSelectionText = getRowText(firstKey);
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if (currentSelectionText) messages.push(stringFormatter.format('selectedItem', {
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item: currentSelectionText
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}));
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}
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} else if (addedKeys.size === 1 && removedKeys.size === 0) {
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let firstKey = addedKeys.keys().next().value;
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if (firstKey != null) {
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let addedText = getRowText(firstKey);
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if (addedText) messages.push(stringFormatter.format('selectedItem', {
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item: addedText
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}));
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}
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} else if (removedKeys.size === 1 && addedKeys.size === 0) {
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let firstKey = removedKeys.keys().next().value;
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if (firstKey != null && state.collection.getItem(firstKey)) {
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let removedText = getRowText(firstKey);
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if (removedText) messages.push(stringFormatter.format('deselectedItem', {
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item: removedText
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}));
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}
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}
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// Announce how many items are selected, except when selecting the first item.
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if (state.selectionManager.selectionMode === 'multiple') {
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if (messages.length === 0 || selection === 'all' || selection.size > 1 || lastSelection.current === 'all' || ((_lastSelection_current = lastSelection.current) === null || _lastSelection_current === void 0 ? void 0 : _lastSelection_current.size) > 1) messages.push(selection === 'all' ? stringFormatter.format('selectedAll') : stringFormatter.format('selectedCount', {
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count: selection.size
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}));
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}
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if (messages.length > 0) (0, $iMOYA$reactarialiveannouncer.announce)(messages.join(' '));
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lastSelection.current = selection;
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});
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(0, $iMOYA$reactariautils.useUpdateEffect)(()=>{
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if (state.selectionManager.isFocused) announceSelectionChange();
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else {
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// Wait a frame in case the collection is about to become focused (e.g. on mouse down).
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let raf = requestAnimationFrame(announceSelectionChange);
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return ()=>cancelAnimationFrame(raf);
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}
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}, [
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selection,
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state.selectionManager.isFocused
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]);
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}
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function $1eb174acfe8a0f16$var$diffSelection(a, b) {
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let res = new Set();
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if (a === 'all' || b === 'all') return res;
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for (let key of a.keys())if (!b.has(key)) res.add(key);
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return res;
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}
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//# sourceMappingURL=useGridSelectionAnnouncement.main.js.map
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