ghost-portal/packages/react-components/src/LabelHelp.tsx
Jaco Greeff 1b43ffa046
Ensure useState doesn't re-init with function calls (#4552)
* Ensure useState doesn't re-init with function calls

* extra

* Additional
2021-02-01 14:17:14 +01:00

43 lines
945 B
TypeScript

// Copyright 2017-2021 @polkadot/react-components authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { IconName } from '@fortawesome/fontawesome-svg-core';
import React, { useState } from 'react';
import styled from 'styled-components';
import Icon from './Icon';
import Tooltip from './Tooltip';
interface Props {
help: React.ReactNode;
icon?: IconName;
className?: string;
}
let id = 0;
function LabelHelp ({ className = '', help, icon = 'question-circle' }: Props): React.ReactElement<Props> {
const [trigger] = useState(() => `label-help-${++id}`);
return (
<div className={`ui--LabelHelp ${className}`}>
<Icon
icon={icon}
tooltip={trigger}
/>
<Tooltip
text={help}
trigger={trigger}
/>
</div>
);
}
export default React.memo(styled(LabelHelp)`
cursor: help;
display: inline-block;
line-height: 1rem;
margin: 0 0 0 0.25rem;
`);