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/*
* SonarQube
* Copyright (C) 2009-2022 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import classNames from 'classnames';
import { throttle } from 'lodash';
import * as React from 'react';
import './NavBar.css';
export interface NavBarProps {
children?: React.ReactNode;
className?: string;
height: number;
limited?: boolean;
top?: number;
notif?: React.ReactNode;
}
interface State {
left: number;
}
export default class NavBar extends React.PureComponent<
NavBarProps & React.HTMLProps<HTMLDivElement>,
State
> {
throttledFollowHorizontalScroll: () => void;
constructor(props: NavBarProps) {
super(props);
this.state = { left: 0 };
this.throttledFollowHorizontalScroll = throttle(this.followHorizontalScroll, 10);
}
componentDidMount() {
document.addEventListener('scroll', this.throttledFollowHorizontalScroll);
}
componentWillUnmount() {
document.removeEventListener('scroll', this.throttledFollowHorizontalScroll);
}
followHorizontalScroll = () => {
if (document.documentElement) {
this.setState({ left: -document.documentElement.scrollLeft });
}
};
render() {
const { children, className, height, limited = true, top, notif, ...other } = this.props;
return (
<nav {...other} className={classNames('navbar', className)} style={{ height, top }}>
<div
className={classNames('navbar-inner', { 'navbar-inner-with-notif': notif != null })}
style={{ height, left: this.state.left }}>
<div className={classNames('clearfix', { 'navbar-limited': limited })}>{children}</div>
{notif}
</div>
</nav>
);
}
}
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