ant-design/components/config-provider/index.tsx

import { createTheme } from '@ant-design/cssinjs';
import IconContext from '@ant-design/icons/lib/components/Context';
import { FormProvider as RcFormProvider } from 'rc-field-form';
import type { ValidateMessages } from 'rc-field-form/lib/interface';
import { setValues } from 'rc-field-form/lib/utils/valueUtil';
import useMemo from 'rc-util/lib/hooks/useMemo';
import type { ReactElement } from 'react';
import * as React from 'react';
import type { Options } from 'scroll-into-view-if-needed';
import warning from '../_util/warning';
import type { RequiredMark } from '../form/Form';
import type { Locale } from '../locale';
import LocaleProvider, { ANT_MARK } from '../locale';
import type { LocaleContextProps } from '../locale/context';
import LocaleContext from '../locale/context';
import defaultLocale from '../locale/en_US';
import { DesignTokenContext } from '../theme/internal';
import defaultSeedToken from '../theme/themes/seed';
import type {
  ConfigConsumerProps,
  CSPConfig,
  DirectionType,
  PopupOverflow,
  Theme,
  ThemeConfig,
} from './context';
import { ConfigConsumer, ConfigContext, defaultIconPrefixCls } from './context';
import { registerTheme } from './cssVariables';
import type { RenderEmptyHandler } from './defaultRenderEmpty';
import { DisabledContextProvider } from './DisabledContext';
import useConfig from './hooks/useConfig';
import useTheme from './hooks/useTheme';
import MotionWrapper from './MotionWrapper';
import type { SizeType } from './SizeContext';
import SizeContext, { SizeContextProvider } from './SizeContext';
import useStyle from './style';

/**
 * Since too many feedback using static method like `Modal.confirm` not getting theme,
 * we record the theme register info here to help developer get warning info.
 */
let existThemeConfig = false;

export const warnContext: (componentName: string) => void =
  process.env.NODE_ENV !== 'production'
    ? (componentName: string) => {
        warning(
          !existThemeConfig,
          componentName,
          `Static function can not consume context like dynamic theme. Please use 'App' component instead.`,
        );
      }
    : /* istanbul ignore next */
      null!;

export {
  type RenderEmptyHandler,
  ConfigContext,
  ConfigConsumer,
  type CSPConfig,
  type DirectionType,
  type ConfigConsumerProps,
  type ThemeConfig,
};
export { defaultIconPrefixCls };

export const configConsumerProps = [
  'getTargetContainer',
  'getPopupContainer',
  'rootPrefixCls',
  'getPrefixCls',
  'renderEmpty',
  'csp',
  'autoInsertSpaceInButton',
  'locale',
  'pageHeader',
];

// These props is used by `useContext` directly in sub component
const PASSED_PROPS: Exclude<keyof ConfigConsumerProps, 'rootPrefixCls' | 'getPrefixCls'>[] = [
  'getTargetContainer',
  'getPopupContainer',
  'renderEmpty',
  'pageHeader',
  'input',
  'pagination',
  'form',
  'select',
];

export interface ConfigProviderProps {
  getTargetContainer?: () => HTMLElement | Window;
  getPopupContainer?: (triggerNode?: HTMLElement) => HTMLElement;
  prefixCls?: string;
  iconPrefixCls?: string;
  children?: React.ReactNode;
  renderEmpty?: RenderEmptyHandler;
  csp?: CSPConfig;
  autoInsertSpaceInButton?: boolean;
  form?: {
    validateMessages?: ValidateMessages;
    requiredMark?: RequiredMark;
    colon?: boolean;
    scrollToFirstError?: Options | boolean;
  };
  input?: {
    autoComplete?: string;
  };
  select?: {
    showSearch?: boolean;
  };
  pagination?: {
    showSizeChanger?: boolean;
  };
  locale?: Locale;
  pageHeader?: {
    ghost: boolean;
  };
  componentSize?: SizeType;
  componentDisabled?: boolean;
  direction?: DirectionType;
  space?: {
    size?: SizeType | number;
  };
  virtual?: boolean;
  /** @deprecated Please use `popupMatchSelectWidth` instead */
  dropdownMatchSelectWidth?: boolean;
  popupMatchSelectWidth?: boolean;
  popupOverflow?: PopupOverflow;
  theme?: ThemeConfig;
}

interface ProviderChildrenProps extends ConfigProviderProps {
  parentContext: ConfigConsumerProps;
  legacyLocale: Locale;
}

export const defaultPrefixCls = 'ant';
let globalPrefixCls: string;
let globalIconPrefixCls: string;

function getGlobalPrefixCls() {
  return globalPrefixCls || defaultPrefixCls;
}

function getGlobalIconPrefixCls() {
  return globalIconPrefixCls || defaultIconPrefixCls;
}

const setGlobalConfig = ({
  prefixCls,
  iconPrefixCls,
  theme,
}: Pick<ConfigProviderProps, 'prefixCls' | 'iconPrefixCls'> & { theme?: Theme }) => {
  if (prefixCls !== undefined) {
    globalPrefixCls = prefixCls;
  }
  if (iconPrefixCls !== undefined) {
    globalIconPrefixCls = iconPrefixCls;
  }

  if (theme) {
    registerTheme(getGlobalPrefixCls(), theme);
  }
};

export const globalConfig = () => ({
  getPrefixCls: (suffixCls?: string, customizePrefixCls?: string) => {
    if (customizePrefixCls) return customizePrefixCls;
    return suffixCls ? `${getGlobalPrefixCls()}-${suffixCls}` : getGlobalPrefixCls();
  },
  getIconPrefixCls: getGlobalIconPrefixCls,
  getRootPrefixCls: () => {
    // If Global prefixCls provided, use this
    if (globalPrefixCls) {
      return globalPrefixCls;
    }

    // Fallback to default prefixCls
    return getGlobalPrefixCls();
  },
});

const ProviderChildren: React.FC<ProviderChildrenProps> = (props) => {
  const {
    children,
    csp: customCsp,
    autoInsertSpaceInButton,
    form,
    locale,
    componentSize,
    direction,
    space,
    virtual,
    dropdownMatchSelectWidth,
    popupMatchSelectWidth,
    popupOverflow,
    legacyLocale,
    parentContext,
    iconPrefixCls: customIconPrefixCls,
    theme,
    componentDisabled,