forked from facebook/create-react-app
/
ErrorOverlay.js
85 lines (73 loc) · 1.94 KB
/
ErrorOverlay.js
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/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
/* @flow */
import React, { Component } from 'react';
import { black } from '../styles';
import type { Node as ReactNode } from 'react';
const overlayStyle = {
position: 'relative',
display: 'inline-flex',
flexDirection: 'column',
height: '100%',
width: '1024px',
maxWidth: '100%',
overflowX: 'hidden',
overflowY: 'auto',
padding: '0.5rem',
boxSizing: 'border-box',
textAlign: 'left',
fontFamily: 'Consolas, Menlo, monospace',
fontSize: '11px',
whiteSpace: 'pre-wrap',
wordBreak: 'break-word',
lineHeight: 1.5,
color: black,
};
type Props = {|
children: ReactNode,
shortcutHandler?: (eventKey: string) => void,
|};
type State = {|
collapsed: boolean,
|};
class ErrorOverlay extends Component<Props, State> {
iframeWindow: window = null;
getIframeWindow = (element: ?HTMLDivElement) => {
if (element) {
const document = element.ownerDocument;
this.iframeWindow = document.defaultView;
}
};
onKeyDown = (e: KeyboardEvent) => {
const { shortcutHandler } = this.props;
if (shortcutHandler) {
shortcutHandler(e.key);
}
};
componentDidMount() {
window.addEventListener('keydown', this.onKeyDown);
if (this.iframeWindow) {
this.iframeWindow.addEventListener('keydown', this.onKeyDown);
}
}
componentWillUnmount() {
window.removeEventListener('keydown', this.onKeyDown);
if (this.iframeWindow) {
this.iframeWindow.removeEventListener('keydown', this.onKeyDown);
}
}
render() {
return (
<div style={overlayStyle} ref={this.getIframeWindow}>
{this.props.children}
</div>
);
}
}
export default ErrorOverlay;