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

React components that implement Google's Material Design.

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';
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.

  }
};
let warnedOnce = false;
/**
 * ⚠️ The GridList component was renamed to ImageList to align with the current Material Design naming.
 *
 * You should use `import { ImageList } from '@material-ui/core'`
 * or `import ImageList from '@material-ui/core/ImageList'`.
 */

const GridList = /*#__PURE__*/React.forwardRef(function GridList(props, ref) {
  if (process.env.NODE_ENV !== 'production') {
    if (!warnedOnce) {
      warnedOnce = true;
      console.error(['Material-UI: The GridList component was renamed to ImageList to align with the current Material Design naming.', '', "You should use `import { ImageList } from '@material-ui/core'`", "or `import ImageList from '@material-ui/core/ImageList'`."].join('\n'));
    }
  }

  const {
    cellHeight = 180,
    children,
    classes,
    className,
    cols = 2,
    component: Component = 'ul',
    spacing = 4,
    style
  } = props,
        other = _objectWithoutPropertiesLoose(props, ["cellHeight", "children", "classes", "className", "cols", "component", "spacing", "style"]);

  return /*#__PURE__*/React.createElement(Component, _extends({
    className: clsx(classes.root, className),
    ref: ref,
    style: _extends({
      margin: -spacing / 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 GridList 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: cellHeight === 'auto' ? 'auto' : cellHeight * childRows + spacing,
        padding: spacing / 2
      }, child.props.style)
    });
  }));
});
process.env.NODE_ENV !== "production" ? GridList.propTypes = {
  /**
   * Number of px for one cell height.
   * You can set `'auto'` if you want to let the children determine the height.
   */
  cellHeight: PropTypes.oneOfType([PropTypes.number, PropTypes.oneOf(['auto'])]),

  /**
   * Grid Tiles that will be in Grid List.
   */
  children: PropTypes.node.isRequired,

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

  /**
   * @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,

  /**
   * Number of px for the spacing between tiles.
   */
  spacing: PropTypes.number,

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