umami/components/layout/Page.js
2021-07-25 02:42:13 -04:00

27 lines
810 B
JavaScript

import React from 'react';
import classNames from 'classnames';
import styles from './Page.module.css';
export default class Page extends React.Component {
getSnapshotBeforeUpdate() {
if (window.pageXOffset === 0 && window.pageYOffset === 0) return null;
// Return the scrolled position as the snapshot value
return { x: window.pageXOffset, y: window.pageYOffset };
}
/* eslint-disable no-unused-vars */
componentDidUpdate(prevProps, prevState, snapshot) {
if (snapshot !== null) {
// Restore the scrolled position after re-rendering
window.scrollTo(snapshot.x, snapshot.y);
}
}
/* eslint-enable no-unused-vars */
render() {
const { className, children } = this.props;
return <div className={classNames(styles.page, className)}>{children}</div>;
}
}