Comments (3)
没太理解您的意思呢,能提供一个复现demo么
from annar.
没太理解您的意思呢,能提供一个复现demo么
一样有这个问题,改变 key 应该是强制触发 re-render
const RegionCascade = ({
onChange: parentOnChange,
value: parentValue,
parser = defaultRegionCascadeParser,
formatter = defaultRegionCascadeFormatter,
...rest
}: Partial<Omit<CascadeProps, 'onChange' | 'value'>> & {
value?: string;
onChange?: (
value: string,
selectedOptions?: OptionProps[],
isLast?: boolean,
) => void;
parser?: Parser<string | string[], string[]>;
formatter?: Formatter<string[], string>;
}) => {
const [options, setOptions] = useState<OptionProps[]>([]);
const [_, _onChange] = useState<string>(parentValue || '');
const value = useMemo(() => {
const output = parser(parentValue);
// parentValue 被更新后,传入到 Cascade 中的 value 也一样被更新,但是 Cascade 受控情况不对。选中的选项没有被清空。
console.log('value:', output);
return output;
}, [parentValue]);
useEffect(() => {
const onLoad = async () => {
const output = await getFullRegionOptionsFromStore();
setOptions(output);
};
onLoad();
}, []);
const onChange = useCallback((value, selectedOptions, isLast) => {
const _value = formatter(value);
_onChange(_value);
parentOnChange && parentOnChange(_value, selectedOptions, isLast);
}, []);
return (
<>
{options.length !== 0 && (
<Cascade
{...rest}
value={value}
onChange={onChange}
options={options}
/>
)}
</>
);
};
export default RegionCascade;
from annar.
没太理解您的意思呢,能提供一个复现demo么
annar/components/cascade/index.tsx
Line 94 in e990c93
问题在这里,changeOnSelect = false 时候,存的是 localValue
from annar.
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from annar.