Files
vant/src/radio/index.tsx
T

42 lines
1021 B
TypeScript

import { pick, createNamespace } from '../utils';
import { useParent } from '@vant/use';
import Checker, { checkerProps } from '../checkbox/Checker';
import { RADIO_KEY, RadioGroupProvide } from '../radio-group';
const [createComponent, bem] = createNamespace('radio');
export default createComponent({
props: checkerProps,
emits: ['update:modelValue'],
setup(props, { emit, slots }) {
const { parent } = useParent<RadioGroupProvide>(RADIO_KEY);
const checked = () => {
const value = parent ? parent.props.modelValue : props.modelValue;
return value === props.name;
};
const toggle = () => {
if (parent) {
parent.updateModelValue(props.name);
} else {
emit('update:modelValue', props.name);
}
};
return () => (
<Checker
v-slots={pick(slots, ['default', 'icon'])}
bem={bem}
role="radio"
parent={parent}
checked={checked()}
onToggle={toggle}
{...props}
/>
);
},
});