rc-select/es/SelectTrigger.js

React Select

import _objectWithoutProperties from 'babel-runtime/helpers/objectWithoutProperties';
import _extends from 'babel-runtime/helpers/extends';
import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
import _inherits from 'babel-runtime/helpers/inherits';
import Trigger from 'rc-trigger';
import React from 'react';
import PropTypes from 'prop-types';
import classnames from 'classnames';
import DropdownMenu from './DropdownMenu';
import ReactDOM from 'react-dom';
import { isSingleMode, saveRef } from './util';

Trigger.displayName = 'Trigger';

var BUILT_IN_PLACEMENTS = {
  bottomLeft: {
    points: ['tl', 'bl'],
    offset: [0, 4],
    overflow: {
      adjustX: 0,
      adjustY: 1
    }
  },
  topLeft: {
    points: ['bl', 'tl'],
    offset: [0, -4],
    overflow: {
      adjustX: 0,
      adjustY: 1
    }
  }
};

var SelectTrigger = function (_React$Component) {
  _inherits(SelectTrigger, _React$Component);

  function SelectTrigger() {
    var _temp, _this, _ret;

    _classCallCheck(this, SelectTrigger);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = _possibleConstructorReturn(this, _React$Component.call.apply(_React$Component, [this].concat(args))), _this), _this.state = {
      dropdownWidth: null
    }, _this.setDropdownWidth = function () {
      var width = ReactDOM.findDOMNode(_this).offsetWidth;
      if (width !== _this.state.dropdownWidth) {
        _this.setState({ dropdownWidth: width });
      }
    }, _this.getInnerMenu = function () {
      return _this.dropdownMenuRef && _this.dropdownMenuRef.menuRef;
    }, _this.getPopupDOMNode = function () {
      return _this.triggerRef.getPopupDomNode();
    }, _this.getDropdownElement = function (newProps) {
      var props = _this.props;
      return React.createElement(DropdownMenu, _extends({
        ref: saveRef(_this, 'dropdownMenuRef')
      }, newProps, {
        prefixCls: _this.getDropdownPrefixCls(),
        onMenuSelect: props.onMenuSelect,
        onMenuDeselect: props.onMenuDeselect,
        onPopupScroll: props.onPopupScroll,
        value: props.value,
        firstActiveValue: props.firstActiveValue,
        defaultActiveFirstOption: props.defaultActiveFirstOption,
        dropdownMenuStyle: props.dropdownMenuStyle
      }));
    }, _this.getDropdownTransitionName = function () {
      var props = _this.props;
      var transitionName = props.transitionName;
      if (!transitionName && props.animation) {
        transitionName = _this.getDropdownPrefixCls() + '-' + props.animation;
      }
      return transitionName;
    }, _this.getDropdownPrefixCls = function () {
      return _this.props.prefixCls + '-dropdown';
    }, _temp), _possibleConstructorReturn(_this, _ret);
  }

  SelectTrigger.prototype.componentDidMount = function componentDidMount() {
    this.setDropdownWidth();
  };

  SelectTrigger.prototype.componentDidUpdate = function componentDidUpdate() {
    this.setDropdownWidth();
  };

  SelectTrigger.prototype.render = function render() {
    var _popupClassName;

    var _props = this.props,
        onPopupFocus = _props.onPopupFocus,
        props = _objectWithoutProperties(_props, ['onPopupFocus']);

    var multiple = props.multiple,
        visible = props.visible,
        inputValue = props.inputValue,
        dropdownAlign = props.dropdownAlign,
        disabled = props.disabled,
        showSearch = props.showSearch,
        dropdownClassName = props.dropdownClassName,
        dropdownStyle = props.dropdownStyle,
        dropdownMatchSelectWidth = props.dropdownMatchSelectWidth;

    var dropdownPrefixCls = this.getDropdownPrefixCls();
    var popupClassName = (_popupClassName = {}, _popupClassName[dropdownClassName] = !!dropdownClassName, _popupClassName[dropdownPrefixCls + '--' + (multiple ? 'multiple' : 'single')] = 1, _popupClassName);
    var popupElement = this.getDropdownElement({
      menuItems: props.options,
      onPopupFocus: onPopupFocus,
      multiple: multiple,
      inputValue: inputValue,
      visible: visible
    });
    var hideAction = void 0;
    if (disabled) {
      hideAction = [];
    } else if (isSingleMode(props) && !showSearch) {
      hideAction = ['click'];
    } else {
      hideAction = ['blur'];
    }
    var popupStyle = _extends({}, dropdownStyle);
    var widthProp = dropdownMatchSelectWidth ? 'width' : 'minWidth';
    if (this.state.dropdownWidth) {
      popupStyle[widthProp] = this.state.dropdownWidth + 'px';
    }

    return React.createElement(
      Trigger,
      _extends({}, props, {
        showAction: disabled ? [] : this.props.showAction,
        hideAction: hideAction,
        ref: saveRef(this, 'triggerRef'),
        popupPlacement: 'bottomLeft',
        builtinPlacements: BUILT_IN_PLACEMENTS,
        prefixCls: dropdownPrefixCls,
        popupTransitionName: this.getDropdownTransitionName(),
        onPopupVisibleChange: props.onDropdownVisibleChange,
        popup: popupElement,
        popupAlign: dropdownAlign,
        popupVisible: visible,
        getPopupContainer: props.getPopupContainer,
        popupClassName: classnames(popupClassName),
        popupStyle: popupStyle
      }),
      props.children
    );
  };

  return SelectTrigger;
}(React.Component);

SelectTrigger.propTypes = {
  onPopupFocus: PropTypes.func,
  onPopupScroll: PropTypes.func,
  dropdownMatchSelectWidth: PropTypes.bool,
  dropdownAlign: PropTypes.object,
  visible: PropTypes.bool,
  disabled: PropTypes.bool,
  showSearch: PropTypes.bool,
  dropdownClassName: PropTypes.string,
  multiple: PropTypes.bool,
  inputValue: PropTypes.string,
  filterOption: PropTypes.any,
  options: PropTypes.any,
  prefixCls: PropTypes.string,
  popupClassName: PropTypes.string,
  children: PropTypes.any,
  showAction: PropTypes.arrayOf(PropTypes.string)
};
export default SelectTrigger;


SelectTrigger.displayName = 'SelectTrigger';