114 lines
2.5 KiB
TypeScript
114 lines
2.5 KiB
TypeScript
// Copyright 2019-2024 @polkadot/extension-ui authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import React, { useCallback, useEffect } from 'react';
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import Checkmark from '../assets/checkmark.svg';
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import { styled } from '../styled.js';
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interface Props {
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checked: boolean;
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indeterminate?: boolean;
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className?: string;
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label: string;
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onChange?: (checked: boolean) => void;
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onClick?: () => void;
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}
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function Checkbox ({ checked, className, indeterminate, label, onChange, onClick }: Props): React.ReactElement<Props> {
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const checkboxRef = React.useRef<HTMLInputElement | null>(null);
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useEffect(() => {
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if (checkboxRef.current) {
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checkboxRef.current.indeterminate = !!indeterminate;
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}
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}, [indeterminate]);
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const _onChange = useCallback(
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(event: React.ChangeEvent<HTMLInputElement>) => onChange && onChange(event.target.checked),
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[onChange]
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);
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const _onClick = useCallback(
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() => onClick && onClick(),
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[onClick]
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);
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return (
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<div className={className}>
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<label>
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{label}
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<input
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checked={checked && !indeterminate}
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onChange={_onChange}
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onClick={_onClick}
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ref={checkboxRef}
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type='checkbox'
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/>
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<span />
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</label>
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</div>
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);
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}
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export default styled(Checkbox)<Props>`
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margin: var(--boxMargin);
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label {
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display: block;
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position: relative;
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cursor: pointer;
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user-select: none;
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padding-left: 24px;
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padding-top: 1px;
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color: var(--subTextColor);
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font-size: var(--fontSize);
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line-height: var(--lineHeight);
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& input {
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position: absolute;
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opacity: 0;
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cursor: pointer;
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height: 0;
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width: 0;
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}
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& span {
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position: absolute;
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top: 4px;
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left: 0;
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height: 16px;
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width: 16px;
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border-radius: var(--borderRadius);
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background-color: var(--readonlyInputBackground);
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border: 1px solid var(--inputBorderColor);
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border: 1px solid var(--inputBorderColor);
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&:after {
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content: '';
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display: none;
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width: 13px;
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height: 10px;
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position: absolute;
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left: 1px;
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top: 2px;
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mask: url(${Checkmark});
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mask-size: cover;
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background: var(--primaryColor);
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}
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}
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&:hover input ~ span {
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background-color: var(--inputBackground);
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}
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input:checked ~ span:after {
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display: block;
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}
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input:indeterminate ~ span {
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background: var(--primaryColor)
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}
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}
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`;
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