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

React components that implement Google's Material Design.

import _objectSpread from "@babel/runtime/helpers/objectSpread";
import _objectWithoutProperties from "@babel/runtime/helpers/objectWithoutProperties";
// @inheritedComponent Input
import React from 'react';
import PropTypes from 'prop-types';
import SelectInput from './SelectInput';
import withStyles from '../styles/withStyles';
import mergeClasses from '../styles/mergeClasses';
import ArrowDropDownIcon from '../internal/svg-icons/ArrowDropDown'; // To replace with InputBase in v4.0.0

import Input from '../Input';
import { formControlState } from '../InputBase/InputBase';
import { styles as nativeSelectStyles } from '../NativeSelect/NativeSelect';
import NativeSelectInput from '../NativeSelect/NativeSelectInput';
export const styles = nativeSelectStyles;

function Select(props, context) {
  const {
    autoWidth,
    children,
    classes,
    displayEmpty,
    IconComponent,
    input,
    inputProps,
    MenuProps,
    multiple,
    native,
    onClose,
    onOpen,
    open,
    renderValue,
    SelectDisplayProps,
    variant
  } = props,
        other = _objectWithoutProperties(props, ["autoWidth", "children", "classes", "displayEmpty", "IconComponent", "input", "inputProps", "MenuProps", "multiple", "native", "onClose", "onOpen", "open", "renderValue", "SelectDisplayProps", "variant"]);

  const inputComponent = native ? NativeSelectInput : SelectInput;
  const fcs = formControlState({
    props,
    context,
    states: ['variant']
  });
  return React.cloneElement(input, _objectSpread({
    // Most of the logic is implemented in `SelectInput`.
    // The `Select` component is a simple API wrapper to expose something better to play with.
    inputComponent,
    inputProps: _objectSpread({
      children,
      IconComponent,
      variant: fcs.variant,
      type: undefined
    }, native ? {} : {
      autoWidth,
      displayEmpty,
      MenuProps,
      multiple,
      onClose,
      onOpen,
      open,
      renderValue,
      SelectDisplayProps
    }, inputProps, {
      classes: inputProps ? mergeClasses({
        baseClasses: classes,
        newClasses: inputProps.classes,
        Component: Select
      }) : classes
    }, input ? input.props.inputProps : {})
  }, other));
}

Select.propTypes = process.env.NODE_ENV !== "production" ? {
  /**
   * 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.
   */
  children: PropTypes.node,

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

  /**
   * If `true`, the selected item is displayed even if its value is empty.
   * You can only use it when the `native` property is `false` (default).
   */
  displayEmpty: PropTypes.bool,

  /**
   * The icon that displays the arrow.
   */
  IconComponent: PropTypes.oneOfType([PropTypes.string, PropTypes.func, PropTypes.object]),

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

  /**
   * Attributes applied to the `input` element.
   * When `native` is `true`, the attributes are applied on the `select` element.
   */
  inputProps: PropTypes.object,

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

  /**
   * If true, `value` must be an array and the menu will support multiple selections.
   * You can only use it when the `native` property is `false` (default).
   */
  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` property is `false` (default).
   */
  open: PropTypes.bool,

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

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

  /**
   * The input value.
   * This property is required when the `native` property is `false` (default).
   */
  value: PropTypes.oneOfType([PropTypes.string, PropTypes.number, PropTypes.bool, PropTypes.arrayOf(PropTypes.oneOfType([PropTypes.string, PropTypes.number, PropTypes.bool]))]),

  /**
   * The variant to use.
   */
  variant: PropTypes.oneOf(['standard', 'outlined', 'filled'])
} : {};
Select.defaultProps = {
  autoWidth: false,
  displayEmpty: false,
  IconComponent: ArrowDropDownIcon,
  input: React.createElement(Input, null),
  multiple: false,
  native: false
};
Select.contextTypes = {
  muiFormControl: PropTypes.object
};
Select.muiName = 'Select';
export default withStyles(nativeSelectStyles, {
  name: 'MuiSelect'
})(Select);