1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.default = useIsFocused;
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7 |
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8 | var React = _interopRequireWildcard(require("react"));
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9 |
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10 | var _useNavigation = _interopRequireDefault(require("./useNavigation"));
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11 |
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12 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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13 |
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14 | function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
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15 |
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16 | function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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17 |
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18 |
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19 |
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20 |
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21 |
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22 | function useIsFocused() {
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23 | const navigation = (0, _useNavigation.default)();
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24 | const [isFocused, setIsFocused] = (0, React.useState)(navigation.isFocused);
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25 | const valueToReturn = navigation.isFocused();
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26 |
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27 | if (isFocused !== valueToReturn) {
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28 |
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29 |
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30 |
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31 |
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32 |
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33 | setIsFocused(valueToReturn);
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34 | }
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35 |
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36 | React.useEffect(() => {
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37 | const unsubscribeFocus = navigation.addListener('focus', () => setIsFocused(true));
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38 | const unsubscribeBlur = navigation.addListener('blur', () => setIsFocused(false));
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39 | return () => {
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40 | unsubscribeFocus();
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41 | unsubscribeBlur();
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42 | };
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43 | }, [navigation]);
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44 | React.useDebugValue(valueToReturn);
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45 | return valueToReturn;
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46 | }
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47 |
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