madiator.com/ui/component/viewers/htmlViewer.jsx
2021-08-16 12:11:25 +02:00

51 lines
1.4 KiB
JavaScript

// @flow
import * as React from 'react';
import { stopContextMenu } from 'util/context-menu';
type Props = {
source: string,
};
type State = {
loading: boolean,
};
class HtmlViewer extends React.PureComponent<Props, State> {
iframe: React.ElementRef<any>;
constructor(props: Props) {
super(props);
this.state = { loading: true };
this.iframe = React.createRef();
}
componentDidMount() {
const resize = () => {
const { scrollHeight, scrollWidth } = this.iframe.current.contentDocument.body;
this.iframe.current.style.height = `${scrollHeight}px`;
this.iframe.current.style.width = `${scrollWidth}px`;
};
this.iframe.current.onload = () => {
this.setState({ loading: false });
resize();
};
this.iframe.current.resize = () => resize();
}
render() {
const { source } = this.props;
const { loading } = this.state;
return (
<div className="file-viewer file-viewer--html file-viewer--iframe" onContextMenu={stopContextMenu}>
{loading && <div className="placeholder--text-document" />}
{/* @if TARGET='app' */}
<iframe ref={this.iframe} hidden={loading} sandbox="" title={__('File preview')} src={`file://${source}`} />
{/* @endif */}
{/* @if TARGET='web' */}
<iframe ref={this.iframe} hidden={loading} sandbox="" title={__('File preview')} src={source} />
{/* @endif */}
</div>
);
}
}
export default HtmlViewer;