@material-ui/core/es/ImageList/ImageList.js

import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
import * as React from 'react';
import { isFragment } from 'react-is';
import PropTypes from 'prop-types';
import clsx from 'clsx';
import withStyles from '../styles/withStyles';
import deprecatedPropType from '../utils/deprecatedPropType';
export const styles = {
  /* Styles applied to the root element. */
  root: {
    display: 'flex',
    flexWrap: 'wrap',
    overflowY: 'auto',
    listStyle: 'none',
    padding: 0,
    WebkitOverflowScrolling: 'touch' // Add iOS momentum scrolling.

  }
};
const ImageList = /*#__PURE__*/React.forwardRef(function ImageList(props, ref) {
  const {
    cellHeight,
    children,
    classes,
    className,
    cols = 2,
    component: Component = 'ul',
    gap: gapProp = 4,
    rowHeight: rowHeightProp = 180,
    spacing,
    style
  } = props,
        other = _objectWithoutPropertiesLoose(props, ["cellHeight", "children", "classes", "className", "cols", "component", "gap", "rowHeight", "spacing", "style"]);

  const gap = spacing || gapProp;
  const rowHeight = cellHeight || rowHeightProp;
  return /*#__PURE__*/React.createElement(Component, _extends({
    className: clsx(classes.root, className),
    ref: ref,
    style: _extends({
      margin: -gap / 2
    }, style)
  }, other), React.Children.map(children, child => {
    if (! /*#__PURE__*/React.isValidElement(child)) {
      return null;
    }

    if (process.env.NODE_ENV !== 'production') {
      if (isFragment(child)) {
        console.error(["Material-UI: The ImageList component doesn't accept a Fragment as a child.", 'Consider providing an array instead.'].join('\n'));
      }
    }

    const childCols = child.props.cols || 1;
    const childRows = child.props.rows || 1;
    return /*#__PURE__*/React.cloneElement(child, {
      style: _extends({
        width: `${100 / cols * childCols}%`,
        height: rowHeight === 'auto' ? 'auto' : rowHeight * childRows + gap,
        padding: gap / 2
      }, child.props.style)
    });
  }));
});
process.env.NODE_ENV !== "production" ? ImageList.propTypes = {
  // ----------------------------- Warning --------------------------------
  // | These PropTypes are generated from the TypeScript type definitions |
  // |     To update them edit the d.ts file and run "yarn proptypes"     |
  // ----------------------------------------------------------------------

  /**
   * Cell height in `px`.
   * Set to `'auto'` to let the children determine the height.
   * @deprecated Use rowHeight instead.
   */
  cellHeight: deprecatedPropType(PropTypes.oneOfType([PropTypes.number, PropTypes.oneOf(['auto'])]), 'Use the `rowHeight` prop instead.'),

  /**
   * Items that will be in the image list.
   */
  children: PropTypes.node,

  /**
   * Override or extend the styles applied to the component.
   * See [CSS API](#css) below for more details.
   */
  classes: PropTypes.object,

  /**
   * @ignore
   */
  className: PropTypes.string,

  /**
   * Number of columns.
   */
  cols: PropTypes.number,

  /**
   * The component used for the root node.
   * Either a string to use a HTML element or a component.
   */
  component: PropTypes
  /* @typescript-to-proptypes-ignore */
  .elementType,

  /**
   * The gap between items in `px`.
   */
  gap: PropTypes.number,

  /**
   * The height of one row in `px`.
   */
  rowHeight: PropTypes.oneOfType([PropTypes.oneOf(['auto']), PropTypes.number]),

  /**
   * The spacing between items in `px`.
   * @deprecated Use gap instead.
   */
  spacing: deprecatedPropType(PropTypes.number, 'Use the `gap` prop instead.'),

  /**
   * @ignore
   */
  style: PropTypes.object
} : void 0;
export default withStyles(styles, {
  name: 'MuiImageList'
})(ImageList);