reactstrap/es/DropdownToggle.js

import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
import _assertThisInitialized from "@babel/runtime/helpers/esm/assertThisInitialized";
import _inheritsLoose from "@babel/runtime/helpers/esm/inheritsLoose";
import React from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { Reference } from 'react-popper';
import { DropdownContext } from './DropdownContext';
import { mapToCssModules, tagPropType } from './utils';
import Button from './Button';
var propTypes = {
  caret: PropTypes.bool,
  color: PropTypes.string,
  children: PropTypes.node,
  className: PropTypes.string,
  cssModule: PropTypes.object,
  disabled: PropTypes.bool,
  onClick: PropTypes.func,
  'aria-haspopup': PropTypes.bool,
  split: PropTypes.bool,
  tag: tagPropType,
  nav: PropTypes.bool
};
var defaultProps = {
  'aria-haspopup': true,
  color: 'secondary'
};

var DropdownToggle =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(DropdownToggle, _React$Component);

  function DropdownToggle(props) {
    var _this;

    _this = _React$Component.call(this, props) || this;
    _this.onClick = _this.onClick.bind(_assertThisInitialized(_this));
    return _this;
  }

  var _proto = DropdownToggle.prototype;

  _proto.onClick = function onClick(e) {
    if (this.props.disabled) {
      e.preventDefault();
      return;
    }

    if (this.props.nav && !this.props.tag) {
      e.preventDefault();
    }

    if (this.props.onClick) {
      this.props.onClick(e);
    }

    this.context.toggle(e);
  };

  _proto.render = function render() {
    var _this2 = this;

    var _this$props = this.props,
        className = _this$props.className,
        color = _this$props.color,
        cssModule = _this$props.cssModule,
        caret = _this$props.caret,
        split = _this$props.split,
        nav = _this$props.nav,
        tag = _this$props.tag,
        props = _objectWithoutPropertiesLoose(_this$props, ["className", "color", "cssModule", "caret", "split", "nav", "tag"]);

    var ariaLabel = props['aria-label'] || 'Toggle Dropdown';
    var classes = mapToCssModules(classNames(className, {
      'dropdown-toggle': caret || split,
      'dropdown-toggle-split': split,
      'nav-link': nav
    }), cssModule);
    var children = props.children || React.createElement("span", {
      className: "sr-only"
    }, ariaLabel);
    var Tag;

    if (nav && !tag) {
      Tag = 'a';
      props.href = '#';
    } else if (!tag) {
      Tag = Button;
      props.color = color;
      props.cssModule = cssModule;
    } else {
      Tag = tag;
    }

    if (this.context.inNavbar) {
      return React.createElement(Tag, _extends({}, props, {
        className: classes,
        onClick: this.onClick,
        "aria-expanded": this.context.isOpen,
        children: children
      }));
    }

    return React.createElement(Reference, null, function (_ref) {
      var _ref2;

      var ref = _ref.ref;
      return React.createElement(Tag, _extends({}, props, (_ref2 = {}, _ref2[typeof Tag === 'string' ? 'ref' : 'innerRef'] = ref, _ref2), {
        className: classes,
        onClick: _this2.onClick,
        "aria-expanded": _this2.context.isOpen,
        children: children
      }));
    });
  };

  return DropdownToggle;
}(React.Component);

DropdownToggle.propTypes = propTypes;
DropdownToggle.defaultProps = defaultProps;
DropdownToggle.contextType = DropdownContext;
export default DropdownToggle;