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