@td-design/rn-hooks/lib/commonjs/useDimensions/index.js

从ahooks里面抽取的一些在rn项目里可以使用的hooks。提高开发效率

'use strict';

var _tslib = require('../_virtual/_tslib.js');
var react = require('react');
var reactNative = require('react-native');
var index = require('../useSafeState/index.js');

var initialValue = {
    window: reactNative.Dimensions.get('window'),
    screen: reactNative.Dimensions.get('screen'),
};
function useDimensions() {
    var _a = _tslib.__read(index(initialValue), 2), dimensions = _a[0], setDimensions = _a[1];
    react.useEffect(function () {
        function onChange(_a) {
            var window = _a.window, screen = _a.screen;
            setDimensions({ window: window, screen: screen });
        }
        var subscription = reactNative.Dimensions.addEventListener('change', onChange);
        return function () {
            // @ts-ignore - React Native >= 0.65
            if (typeof (subscription === null || subscription === void 0 ? void 0 : subscription.remove) === 'function') {
                // @ts-ignore - need update @types/react-native@0.65.x
                subscription.remove();
            }
            else {
                // @ts-ignore React Native < 0.65
                reactNative.Dimensions.removeEventListener('change', onChange);
            }
        };
    }, [setDimensions]);
    return dimensions;
}

module.exports = useDimensions;