ghost-portal/packages/react-components/src/Tooltip.tsx
2020-01-06 16:16:50 +01:00

80 lines
1.7 KiB
TypeScript

// Copyright 2017-2020 @polkadot/react-components authors & contributors
// This software may be modified and distributed under the terms
// of the Apache-2.0 license. See the LICENSE file for details.
import { BareProps } from './types';
import React, { useEffect, useState } from 'react';
import ReactDOM from 'react-dom';
import ReactTooltip from 'react-tooltip';
import styled from 'styled-components';
import { classes } from './util';
const rootElement = document.getElementById('tooltips');
interface Props extends BareProps {
dataFor?: string;
effect?: 'solid' | 'float';
offset?: {
bottom?: number;
left?: number;
right?: number;
top?: number;
};
place?: 'bottom' | 'top' | 'right' | 'left';
text: React.ReactNode;
trigger: string;
}
function Tooltip ({ className, effect = 'solid', offset, place = 'bottom', text, trigger }: Props): React.ReactElement<Props> | null {
const [tooltipContainer] = useState(document.createElement('div'));
useEffect((): () => void => {
if (rootElement !== null) {
rootElement.appendChild(tooltipContainer);
}
return (): void => {
if (rootElement !== null) {
rootElement.removeChild(tooltipContainer);
}
};
}, []);
return ReactDOM.createPortal(
<ReactTooltip
id={trigger}
effect={effect}
offset={offset}
place={place}
className={classes('ui--Tooltip', className)}
>
{text}
</ReactTooltip>,
tooltipContainer
);
}
export default styled(Tooltip)`
table {
border: 0;
td {
text-align: left;
}
td:first-child {
opacity: 0.75;
padding-right: 0.25rem;
text-align: right;
white-space: nowrap;
}
}
div+table,
table+div {
margin-top: 0.75rem;
}
`;