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

React components that implement Google's Material Design.

import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
import _extends from "@babel/runtime/helpers/esm/extends";
import React from 'react';
import PropTypes from 'prop-types';
import clsx from 'clsx';
import withStyles from '../styles/withStyles';
import ListItem from '../ListItem';
export const styles = theme => ({
  /* Styles applied to the root element. */
  root: _extends({}, theme.typography.subtitle1, {
    minHeight: 48,
    paddingTop: 4,
    paddingBottom: 4,
    boxSizing: 'border-box',
    width: 'auto',
    overflow: 'hidden',
    whiteSpace: 'nowrap'
  }),

  /* Styles applied to the root element if `disableGutters={false}`. */
  gutters: {
    paddingLeft: 16,
    paddingRight: 16
  },

  /* Styles applied to the root element if `selected={true}`. */
  selected: {},

  /* Styles applied to the root element if dense. */
  dense: {
    minHeight: 'auto'
  }
});
const MenuItem = React.forwardRef(function MenuItem(props, ref) {
  const {
    classes,
    className,
    component = 'li',
    disableGutters = false,
    role = 'menuitem',
    selected,
    tabIndex: tabIndexProp
  } = props,
        other = _objectWithoutPropertiesLoose(props, ["classes", "className", "component", "disableGutters", "role", "selected", "tabIndex"]);

  let tabIndex;

  if (!props.disabled) {
    tabIndex = tabIndexProp !== undefined ? tabIndexProp : -1;
  }

  return React.createElement(ListItem, _extends({
    button: true,
    role: role,
    tabIndex: tabIndex,
    component: component,
    selected: selected,
    disableGutters: disableGutters,
    classes: {
      dense: classes.dense
    },
    className: clsx(classes.root, className, selected && classes.selected, !disableGutters && classes.gutters),
    ref: ref
  }, other));
});
process.env.NODE_ENV !== "production" ? MenuItem.propTypes = {
  /**
   * Menu item contents.
   */
  children: PropTypes.node,

  /**
   * 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,

  /**
   * The component used for the root node.
   * Either a string to use a DOM element or a component.
   */
  component: PropTypes.elementType,

  /**
   * If `true`, compact vertical padding designed for keyboard and mouse input will be used.
   */
  dense: PropTypes.bool,

  /**
   * @ignore
   */
  disabled: PropTypes.bool,

  /**
   * If `true`, the left and right padding is removed.
   */
  disableGutters: PropTypes.bool,

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

  /**
   * @ignore
   */
  selected: PropTypes.bool,

  /**
   * @ignore
   */
  tabIndex: PropTypes.number
} : void 0;
export default withStyles(styles, {
  name: 'MuiMenuItem'
})(MenuItem);