packages/react-components/src/Toggle.tsx
// Copyright 2017-2024 @polkadot/react-components authors & contributors
// SPDX-License-Identifier: Apache-2.0
import React, { useCallback } from 'react';
import { styled } from './styled.js';
interface Props {
className?: string;
isDisabled?: boolean;
isRadio?: boolean;
label: React.ReactNode;
onChange?: (isChecked: boolean) => void;
preventDefault?: boolean;
value?: boolean;
}
function Toggle ({ className = '', isDisabled, isRadio, label, onChange, preventDefault, value }: Props): React.ReactElement<Props> {
const _onClick = useCallback(
(event: React.MouseEvent<HTMLDivElement, MouseEvent>): void => {
if (!isDisabled) {
if (preventDefault) {
event.preventDefault();
event.stopPropagation();
}
onChange && onChange(!value);
}
},
[isDisabled, onChange, preventDefault, value]
);
return (
<StyledDiv
className={`${className} ui--Toggle ${value ? 'isChecked' : ''} ${isDisabled ? 'isDisabled' : ''} ${isRadio ? 'isRadio' : ''}`}
onClick={_onClick}
>
{label && <label>{label}</label>}
<div className={`ui--Toggle-Slider ${isRadio ? 'highlight--before-border' : ''}`} />
</StyledDiv>
);
}
const StyledDiv = styled.div`
> label {
display: inline-block;
margin: 0 0.5rem !important;
}
> label,
> div {
vertical-align: middle;
}
.ui--Toggle-Slider {
background: var(--bg-toggle);
border-radius: 1.5rem;
display: inline-block;
height: 1.5rem;
position: relative;
width: 3rem;
&::before {
background: var(--bg-table);
border: 0.125rem solid var(--bg-toggle);
border-radius: 50%;
content: "";
height: 1.5rem;
left: 0;
position: absolute;
top: 0;
width: 1.5rem;
}
}
&:not(.isDisabled) {
cursor: pointer;
> label {
cursor: pointer;
}
}
&.isChecked {
&:not(.isRadio) {
.ui--Toggle-Slider:before {
transform: translateX(1.5rem);
}
}
&.isRadio {
.ui--Toggle-Slider:before {
border-width: 0.5rem;
}
}
}
&.isRadio {
.ui--Toggle-Slider {
width: 1.5rem;
}
}
`;
export default React.memo(Toggle);