@talend/react-bootstrap/lib/DropdownMenu.js

Bootstrap 3 components built with React

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _react = _interopRequireDefault(require("react"));
var _reactDom = _interopRequireDefault(require("react-dom"));
var _RootCloseWrapper = _interopRequireDefault(require("react-overlays/lib/RootCloseWrapper"));
var _classnames = _interopRequireDefault(require("classnames"));
var _propTypes = _interopRequireDefault(require("prop-types"));
var _bootstrapUtils = require("./utils/bootstrapUtils");
var _createChainedFunction = _interopRequireDefault(require("./utils/createChainedFunction"));
var _ValidComponentChildren = _interopRequireDefault(require("./utils/ValidComponentChildren"));
var _jsxRuntime = require("react/jsx-runtime");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
const propTypes = {
  open: _propTypes.default.bool,
  pullRight: _propTypes.default.bool,
  onClose: _propTypes.default.func,
  labelledBy: _propTypes.default.oneOfType([_propTypes.default.string, _propTypes.default.number]),
  onSelect: _propTypes.default.func,
  rootCloseEvent: _propTypes.default.oneOf(['click', 'mousedown'])
};
const defaultProps = {
  bsRole: 'menu',
  pullRight: false
};
class DropdownMenu extends _react.default.Component {
  constructor(props) {
    super(props);
    this.handleRootClose = this.handleRootClose.bind(this);
    this.handleKeyDown = this.handleKeyDown.bind(this);
  }
  getFocusableMenuItems() {
    const node = _reactDom.default.findDOMNode(this);
    if (!node) {
      return [];
    }
    return Array.from(node.querySelectorAll('[tabIndex="-1"]'));
  }
  getItemsAndActiveIndex() {
    const items = this.getFocusableMenuItems();
    const activeIndex = items.indexOf(document.activeElement);
    return {
      items,
      activeIndex
    };
  }
  focusNext() {
    const {
      items,
      activeIndex
    } = this.getItemsAndActiveIndex();
    if (items.length === 0) {
      return;
    }
    const nextIndex = activeIndex === items.length - 1 ? 0 : activeIndex + 1;
    items[nextIndex].focus();
  }
  focusPrevious() {
    const {
      items,
      activeIndex
    } = this.getItemsAndActiveIndex();
    if (items.length === 0) {
      return;
    }
    const prevIndex = activeIndex === 0 ? items.length - 1 : activeIndex - 1;
    items[prevIndex].focus();
  }
  handleKeyDown(event) {
    switch (event.key) {
      case 'Down':
      case 'ArrowDown':
        this.focusNext();
        event.preventDefault();
        break;
      case 'Up':
      case 'ArrowUp':
        this.focusPrevious();
        event.preventDefault();
        break;
      case 'Esc':
      case 'Escape':
      case 'Tab':
        this.props.onClose(event, {
          source: 'keydown'
        });
        break;
      default:
    }
  }
  handleRootClose(event) {
    this.props.onClose(event, {
      source: 'rootClose'
    });
  }
  render() {
    const {
      open,
      pullRight,
      labelledBy,
      onSelect,
      className,
      rootCloseEvent,
      children,
      ...props
    } = this.props;
    const [bsProps, elementProps] = (0, _bootstrapUtils.splitBsPropsAndOmit)(props, ['onClose']);
    const classes = {
      ...(0, _bootstrapUtils.getClassSet)(bsProps),
      [(0, _bootstrapUtils.prefix)(bsProps, 'right')]: pullRight
    };
    return /*#__PURE__*/(0, _jsxRuntime.jsx)(_RootCloseWrapper.default, {
      disabled: !open,
      onRootClose: this.handleRootClose,
      event: rootCloseEvent,
      children: /*#__PURE__*/(0, _jsxRuntime.jsx)("ul", {
        ...elementProps,
        role: "menu",
        className: (0, _classnames.default)(className, classes),
        "aria-labelledby": labelledBy,
        children: _ValidComponentChildren.default.map(children, child => /*#__PURE__*/_react.default.cloneElement(child, {
          onKeyDown: (0, _createChainedFunction.default)(child.props.onKeyDown, this.handleKeyDown),
          onSelect: (0, _createChainedFunction.default)(child.props.onSelect, onSelect)
        }))
      })
    });
  }
}
DropdownMenu.propTypes = propTypes;
DropdownMenu.defaultProps = defaultProps;
var _default = exports.default = (0, _bootstrapUtils.bsClass)('dropdown-menu', DropdownMenu);
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