39 lines
1.3 KiB
JavaScript
39 lines
1.3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = useWindowDimensions;
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var _reactNative = require("react-native");
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var _react = require("react");
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// Copied from https://github.com/facebook/react-native/blob/8d57691a/Libraries/Utilities/useWindowDimensions.js
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// for compatibility with React Native < 0.61.
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function useWindowDimensions() {
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const [dimensions, setDimensions] = (0, _react.useState)(() => _reactNative.Dimensions.get('window'));
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(0, _react.useEffect)(() => {
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function handleChange({
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window
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}) {
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if (dimensions.width !== window.width || dimensions.height !== window.height || dimensions.scale !== window.scale || dimensions.fontScale !== window.fontScale) {
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setDimensions(window);
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}
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}
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_reactNative.Dimensions.addEventListener('change', handleChange); // We might have missed an update between calling `get` in render and
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// `addEventListener` in this handler, so we set it here. If there was
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// no change, React will filter out this update as a no-op.
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handleChange({
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window: _reactNative.Dimensions.get('window')
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});
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return () => {
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_reactNative.Dimensions.removeEventListener('change', handleChange);
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};
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}, [dimensions]);
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return dimensions;
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}
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//# sourceMappingURL=useWindowDimensions.js.map
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