mirror of
https://gitee.com/ant-design/ant-design.git
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ac5a06027e
This reverts commit ea8ed28209
.
202 lines
6.0 KiB
TypeScript
202 lines
6.0 KiB
TypeScript
import classNames from 'classnames';
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import * as React from 'react';
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import { ConfigContext } from '../config-provider';
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import useFlexGapSupport from '../_util/hooks/useFlexGapSupport';
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import type { Breakpoint, ScreenMap } from '../_util/responsiveObserver';
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import useResponsiveObserver, { responsiveArray } from '../_util/responsiveObserver';
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import RowContext from './RowContext';
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import { useRowStyle } from './style';
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const RowAligns = ['top', 'middle', 'bottom', 'stretch'] as const;
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const RowJustify = [
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'start',
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'end',
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'center',
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'space-around',
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'space-between',
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'space-evenly',
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] as const;
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type Responsive = 'xxl' | 'xl' | 'lg' | 'md' | 'sm' | 'xs';
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type ResponsiveLike<T> = {
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[key in Responsive]?: T;
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};
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type Gap = number | undefined;
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export type Gutter = number | undefined | Partial<Record<Breakpoint, number>>;
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type ResponsiveAligns = ResponsiveLike<typeof RowAligns[number]>;
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type ResponsiveJustify = ResponsiveLike<typeof RowJustify[number]>;
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export interface RowProps extends React.HTMLAttributes<HTMLDivElement> {
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gutter?: Gutter | [Gutter, Gutter];
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align?: typeof RowAligns[number] | ResponsiveAligns;
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justify?: typeof RowJustify[number] | ResponsiveJustify;
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prefixCls?: string;
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wrap?: boolean;
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}
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function useMergePropByScreen(oriProp: RowProps['align'] | RowProps['justify'], screen: ScreenMap) {
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const [prop, setProp] = React.useState(typeof oriProp === 'string' ? oriProp : '');
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const calcMergeAlignOrJustify = () => {
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if (typeof oriProp === 'string') {
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setProp(oriProp);
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}
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if (typeof oriProp !== 'object') {
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return;
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}
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for (let i = 0; i < responsiveArray.length; i++) {
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const breakpoint: Breakpoint = responsiveArray[i];
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// if do not match, do nothing
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if (!screen[breakpoint]) continue;
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const curVal = oriProp[breakpoint];
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if (curVal !== undefined) {
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setProp(curVal);
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return;
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}
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}
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};
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React.useEffect(() => {
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calcMergeAlignOrJustify();
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}, [JSON.stringify(oriProp), screen]);
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return prop;
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}
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const Row = React.forwardRef<HTMLDivElement, RowProps>((props, ref) => {
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const {
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prefixCls: customizePrefixCls,
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justify,
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align,
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className,
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style,
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children,
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gutter = 0,
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wrap,
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...others
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} = props;
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const { getPrefixCls, direction } = React.useContext(ConfigContext);
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const [screens, setScreens] = React.useState<ScreenMap>({
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xs: true,
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sm: true,
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md: true,
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lg: true,
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xl: true,
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xxl: true,
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});
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// to save screens info when responsiveObserve callback had been call
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const [curScreens, setCurScreens] = React.useState<ScreenMap>({
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xs: false,
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sm: false,
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md: false,
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lg: false,
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xl: false,
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xxl: false,
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});
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// ================================== calc responsive data ==================================
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const mergeAlign = useMergePropByScreen(align, curScreens);
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const mergeJustify = useMergePropByScreen(justify, curScreens);
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const supportFlexGap = useFlexGapSupport();
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const gutterRef = React.useRef<Gutter | [Gutter, Gutter]>(gutter);
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const responsiveObserver = useResponsiveObserver();
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// ================================== Effect ==================================
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React.useEffect(() => {
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const token = responsiveObserver.subscribe((screen) => {
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setCurScreens(screen);
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const currentGutter = gutterRef.current || 0;
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if (
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(!Array.isArray(currentGutter) && typeof currentGutter === 'object') ||
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(Array.isArray(currentGutter) &&
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(typeof currentGutter[0] === 'object' || typeof currentGutter[1] === 'object'))
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) {
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setScreens(screen);
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}
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});
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return () => responsiveObserver.unsubscribe(token);
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}, []);
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// ================================== Render ==================================
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const getGutter = (): [Gap, Gap] => {
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const results: [Gap, Gap] = [undefined, undefined];
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const normalizedGutter = Array.isArray(gutter) ? gutter : [gutter, undefined];
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normalizedGutter.forEach((g, index) => {
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if (typeof g === 'object') {
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for (let i = 0; i < responsiveArray.length; i++) {
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const breakpoint: Breakpoint = responsiveArray[i];
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if (screens[breakpoint] && g[breakpoint] !== undefined) {
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results[index] = g[breakpoint] as number;
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break;
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}
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}
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} else {
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results[index] = g;
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}
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});
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return results;
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};
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const prefixCls = getPrefixCls('row', customizePrefixCls);
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const [wrapSSR, hashId] = useRowStyle(prefixCls);
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const gutters = getGutter();
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const classes = classNames(
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prefixCls,
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{
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[`${prefixCls}-no-wrap`]: wrap === false,
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[`${prefixCls}-${mergeJustify}`]: mergeJustify,
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[`${prefixCls}-${mergeAlign}`]: mergeAlign,
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[`${prefixCls}-rtl`]: direction === 'rtl',
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},
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className,
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hashId,
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);
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// Add gutter related style
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const rowStyle: React.CSSProperties = {};
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const horizontalGutter = gutters[0] != null && gutters[0] > 0 ? gutters[0] / -2 : undefined;
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const verticalGutter = gutters[1] != null && gutters[1] > 0 ? gutters[1] / -2 : undefined;
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if (horizontalGutter) {
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rowStyle.marginLeft = horizontalGutter;
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rowStyle.marginRight = horizontalGutter;
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}
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if (supportFlexGap) {
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// Set gap direct if flex gap support
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[, rowStyle.rowGap] = gutters;
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} else if (verticalGutter) {
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rowStyle.marginTop = verticalGutter;
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rowStyle.marginBottom = verticalGutter;
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}
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// "gutters" is a new array in each rendering phase, it'll make 'React.useMemo' effectless.
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// So we deconstruct "gutters" variable here.
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const [gutterH, gutterV] = gutters;
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const rowContext = React.useMemo(
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() => ({ gutter: [gutterH, gutterV] as [number, number], wrap, supportFlexGap }),
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[gutterH, gutterV, wrap, supportFlexGap],
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);
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return wrapSSR(
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<RowContext.Provider value={rowContext}>
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<div {...others} className={classes} style={{ ...rowStyle, ...style }} ref={ref}>
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{children}
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</div>
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</RowContext.Provider>,
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);
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});
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if (process.env.NODE_ENV !== 'production') {
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Row.displayName = 'Row';
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}
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export default Row;
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