@material-ui/core/es/Select/Select.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 React from 'react';
import PropTypes from 'prop-types';
import { mergeClasses } from '@material-ui/styles';
import SelectInput from './SelectInput';
import formControlState from '../FormControl/formControlState';
import useFormControl from '../FormControl/useFormControl';
import withStyles from '../styles/withStyles';
import ArrowDropDownIcon from '../internal/svg-icons/ArrowDropDown';
import Input from '../Input';
import { styles as nativeSelectStyles } from '../NativeSelect/NativeSelect';
import NativeSelectInput from '../NativeSelect/NativeSelectInput';
export const styles = nativeSelectStyles;
const defaultInput = React.createElement(Input, null);
const Select = React.forwardRef(function Select(props, ref) {
  const {
    autoWidth = false,
    children,
    classes,
    displayEmpty = false,
    IconComponent = ArrowDropDownIcon,
    input = defaultInput,
    inputProps,
    MenuProps,
    multiple = false,
    native = false,
    onClose,
    onOpen,
    open,
    renderValue,
    SelectDisplayProps
  } = props,
        other = _objectWithoutPropertiesLoose(props, ["autoWidth", "children", "classes", "displayEmpty", "IconComponent", "input", "inputProps", "MenuProps", "multiple", "native", "onClose", "onOpen", "open", "renderValue", "SelectDisplayProps", "variant"]);

  const inputComponent = native ? NativeSelectInput : SelectInput;
  const muiFormControl = useFormControl();
  const fcs = formControlState({
    props,
    muiFormControl,
    states: ['variant']
  });
  return React.cloneElement(input, _extends({
    // Most of the logic is implemented in `SelectInput`.
    // The `Select` component is a simple API wrapper to expose something better to play with.
    inputComponent,
    select: true,
    inputProps: _extends({
      children,
      IconComponent,
      variant: fcs.variant,
      type: undefined,
      // We render a select. We can ignore the type provided by the `Input`.
      multiple
    }, native ? {} : {
      autoWidth,
      displayEmpty,
      MenuProps,
      onClose,
      onOpen,
      open,
      renderValue,
      SelectDisplayProps
    }, {}, inputProps, {
      classes: inputProps ? mergeClasses({
        baseClasses: classes,
        newClasses: inputProps.classes,
        Component: Select
      }) : classes
    }, input ? input.props.inputProps : {}),
    ref
  }, other));
});
process.env.NODE_ENV !== "production" ? Select.propTypes = {
  /**
   * If true, the width of the popover will automatically be set according to the items inside the
   * menu, otherwise it will be at least the width of the select input.
   */
  autoWidth: PropTypes.bool,

  /**
   * The option elements to populate the select with.
   * Can be some `MenuItem` when `native` is false and `option` when `native` is true.
   *
   * ⚠️The `MenuItem` elements **must** be direct descendants when `native` is false.
   */
  children: PropTypes.node,

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

  /**
   * If `true`, a value is displayed even if no items are selected.
   *
   * In order to display a meaningful value, a function should be passed to the `renderValue` prop which returns the value to be displayed when no items are selected.
   * You can only use it when the `native` prop is `false` (default).
   */
  displayEmpty: PropTypes.bool,

  /**
   * The icon that displays the arrow.
   */
  IconComponent: PropTypes.elementType,

  /**
   * An `Input` element; does not have to be a material-ui specific `Input`.
   */
  input: PropTypes.element,

  /**
   * [Attributes](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#Attributes) applied to the `input` element.
   * When `native` is `true`, the attributes are applied on the `select` element.
   */
  inputProps: PropTypes.object,

  /**
   * Props applied to the [`Menu`](/api/menu/) element.
   */
  MenuProps: PropTypes.object,

  /**
   * If true, `value` must be an array and the menu will support multiple selections.
   */
  multiple: PropTypes.bool,

  /**
   * If `true`, the component will be using a native `select` element.
   */
  native: PropTypes.bool,

  /**
   * Callback function fired when a menu item is selected.
   *
   * @param {object} event The event source of the callback.
   * You can pull out the new value by accessing `event.target.value`.
   * @param {object} [child] The react element that was selected when `native` is `false` (default).
   */
  onChange: PropTypes.func,

  /**
   * Callback fired when the component requests to be closed.
   * Use in controlled mode (see open).
   *
   * @param {object} event The event source of the callback
   */
  onClose: PropTypes.func,

  /**
   * Callback fired when the component requests to be opened.
   * Use in controlled mode (see open).
   *
   * @param {object} event The event source of the callback
   */
  onOpen: PropTypes.func,

  /**
   * Control `select` open state.
   * You can only use it when the `native` prop is `false` (default).
   */
  open: PropTypes.bool,

  /**
   * Render the selected value.
   * You can only use it when the `native` prop is `false` (default).
   *
   * @param {*} value The `value` provided to the component.
   * @returns {ReactElement}
   */
  renderValue: PropTypes.func,

  /**
   * Props applied to the clickable div element.
   */
  SelectDisplayProps: PropTypes.object,

  /**
   * The input value.
   * This prop is required when the `native` prop is `false` (default).
   */
  value: PropTypes.any,

  /**
   * The variant to use.
   */
  variant: PropTypes.oneOf(['standard', 'outlined', 'filled'])
} : void 0;
Select.muiName = 'Select';
export default withStyles(styles, {
  name: 'MuiSelect'
})(Select);