@itwin/itwinui-react/esm/core/Surface/Surface.js

A react component library for iTwinUI

import * as React from 'react';
import cx from 'classnames';
import { useSafeContext, supportsHas, Box } from '../../utils/index.js';
let getSurfaceElevationValue = (elevation) => {
  switch (elevation) {
    case 0:
      return 'none';
    case 1:
      return 'var(--iui-shadow-1)';
    case 2:
      return 'var(--iui-shadow-2)';
    case 3:
      return 'var(--iui-shadow-3)';
    case 4:
      return 'var(--iui-shadow-4)';
    case 5:
      return 'var(--iui-shadow-5)';
    default:
      return;
  }
};
let getBorderValue = (border) => {
  if ('string' == typeof border) return border;
  if (false === border) return 'none';
};
let SurfaceHeader = React.forwardRef((props, ref) => {
  let { children, className, ...rest } = props;
  let { setHasLayout } = useSafeContext(SurfaceContext);
  React.useEffect(() => {
    if (!supportsHas()) setHasLayout(true);
  }, [setHasLayout]);
  return React.createElement(
    Box,
    {
      className: cx('iui-surface-header', className),
      ref: ref,
      ...rest,
    },
    children,
  );
});
if ('development' === process.env.NODE_ENV)
  SurfaceHeader.displayName = 'Surface.Header';
let SurfaceBody = React.forwardRef((props, ref) => {
  let { children, className, isPadded = false, ...rest } = props;
  let { setHasLayout } = useSafeContext(SurfaceContext);
  React.useEffect(() => {
    if (!supportsHas()) setHasLayout(true);
  }, [setHasLayout]);
  return React.createElement(
    Box,
    {
      className: cx('iui-surface-body', className),
      ref: ref,
      'data-iui-padded': isPadded ? 'true' : void 0,
      ...rest,
    },
    children,
  );
});
if ('development' === process.env.NODE_ENV)
  SurfaceBody.displayName = 'Surface.Body';
export const Surface = Object.assign(
  React.forwardRef((props, ref) => {
    let {
      elevation,
      border = true,
      className,
      style,
      children,
      ...rest
    } = props;
    let [hasLayout, setHasLayout] = React.useState(false);
    let _style = {
      '--iui-surface-elevation': getSurfaceElevationValue(elevation),
      '--iui-surface-border': getBorderValue(border),
      ...style,
    };
    return React.createElement(
      Box,
      {
        className: cx('iui-surface', className),
        style: _style,
        ref: ref,
        'data-iui-layout': hasLayout ? 'true' : void 0,
        ...rest,
      },
      React.createElement(
        SurfaceContext.Provider,
        {
          value: {
            setHasLayout,
          },
        },
        children,
      ),
    );
  }),
  {
    Header: SurfaceHeader,
    Body: SurfaceBody,
  },
);
if ('development' === process.env.NODE_ENV) Surface.displayName = 'Surface';
let SurfaceContext = React.createContext(void 0);
if ('development' === process.env.NODE_ENV)
  SurfaceContext.displayName = 'SurfaceContext';