@elastic/eui
Version:
Elastic UI Component Library
275 lines (273 loc) • 11.5 kB
JavaScript
import _extends from "@babel/runtime/helpers/extends";
import _objectWithoutProperties from "@babel/runtime/helpers/objectWithoutProperties";
import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _possibleConstructorReturn from "@babel/runtime/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/getPrototypeOf";
import _inherits from "@babel/runtime/helpers/inherits";
import _defineProperty from "@babel/runtime/helpers/defineProperty";
var _excluded = ["className", "options", "valueOfSelected", "placeholder", "onChange", "isOpen", "isInvalid", "hasDividers", "itemClassName", "itemLayoutAlign", "fullWidth", "popoverProps", "compressed"],
_excluded2 = ["value", "dropdownDisplay", "inputDisplay"];
function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
function _isNativeReflectConstruct() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
import React, { Component, createRef } from 'react';
import classNames from 'classnames';
import { htmlIdGenerator, keys } from '../../../services';
import { EuiI18n } from '../../i18n';
import { EuiScreenReaderOnly } from '../../accessibility';
import { EuiInputPopover } from '../../popover';
import { EuiSuperSelectControl } from './super_select_control';
import { EuiSuperSelectItem } from './super_select_item';
import { euiSuperSelectStyles as styles } from './super_select.styles';
import { jsx as ___EmotionJSX } from "@emotion/react";
var ShiftDirection = /*#__PURE__*/function (ShiftDirection) {
ShiftDirection["BACK"] = "back";
ShiftDirection["FORWARD"] = "forward";
return ShiftDirection;
}(ShiftDirection || {});
export var EuiSuperSelect = /*#__PURE__*/function (_Component) {
function EuiSuperSelect() {
var _this;
_classCallCheck(this, EuiSuperSelect);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this = _callSuper(this, EuiSuperSelect, [].concat(args));
_defineProperty(_this, "itemNodes", []);
_defineProperty(_this, "_isMounted", false);
_defineProperty(_this, "controlButtonRef", /*#__PURE__*/createRef());
_defineProperty(_this, "describedById", htmlIdGenerator('euiSuperSelect_')('_screenreaderDescribeId'));
_defineProperty(_this, "state", {
isPopoverOpen: _this.props.isOpen || false
});
_defineProperty(_this, "setItemNode", function (node, index) {
_this.itemNodes[index] = node;
});
_defineProperty(_this, "openPopover", function () {
_this.setState({
isPopoverOpen: true
});
var focusSelected = function focusSelected() {
var indexOfSelected = _this.props.options.reduce(function (indexOfSelected, option, index) {
if (indexOfSelected != null) return indexOfSelected;
if (option == null) return null;
return option.value === _this.props.valueOfSelected ? index : null;
}, null);
requestAnimationFrame(function () {
if (!_this._isMounted) {
return;
}
if (_this.props.valueOfSelected != null && indexOfSelected != null) {
_this.focusItemAt(indexOfSelected);
} else {
_this.focusItemAt(0);
}
if (_this.props.onFocus) {
_this.props.onFocus();
}
});
};
requestAnimationFrame(focusSelected);
});
_defineProperty(_this, "closePopover", function () {
_this.setState({
isPopoverOpen: false
});
// Refocus back to the toggling control button on popover close
requestAnimationFrame(function () {
var _this$controlButtonRe;
(_this$controlButtonRe = _this.controlButtonRef.current) === null || _this$controlButtonRe === void 0 || _this$controlButtonRe.focus();
});
if (_this.props.onBlur) {
_this.props.onBlur();
}
});
_defineProperty(_this, "itemClicked", function (value) {
_this.closePopover();
if (_this.props.onChange) {
_this.props.onChange(value);
}
});
_defineProperty(_this, "onSelectKeyDown", function (event) {
// Mimic the ways native `<select>`s can be opened via keypress
if (event.key === keys.ARROW_UP || event.key === keys.ARROW_DOWN || event.key === keys.SPACE) {
event.preventDefault();
event.stopPropagation();
_this.openPopover();
}
});
_defineProperty(_this, "onItemKeyDown", function (event) {
switch (event.key) {
case keys.ESCAPE:
// close the popover and prevent ancestors from handling
event.preventDefault();
event.stopPropagation();
_this.closePopover();
break;
case keys.TAB:
// Mimic native `<select>` behavior, which selects an item on tab press
event.preventDefault();
event.stopPropagation();
event.target.click();
break;
case keys.ARROW_UP:
event.preventDefault();
event.stopPropagation();
_this.shiftFocus(ShiftDirection.BACK);
break;
case keys.ARROW_DOWN:
event.preventDefault();
event.stopPropagation();
_this.shiftFocus(ShiftDirection.FORWARD);
break;
}
});
return _this;
}
_inherits(EuiSuperSelect, _Component);
return _createClass(EuiSuperSelect, [{
key: "componentDidMount",
value: function componentDidMount() {
this._isMounted = true;
if (this.props.isOpen) {
this.openPopover();
}
}
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
this._isMounted = false;
}
}, {
key: "focusItemAt",
value: function focusItemAt(index, direction) {
var _targetElement;
var targetElement = this.itemNodes[index];
// If the current index is disabled, find the next non-disabled element
while (targetElement && targetElement.disabled) {
direction === ShiftDirection.BACK ? index-- : index++;
targetElement = this.itemNodes[index];
}
(_targetElement = targetElement) === null || _targetElement === void 0 || _targetElement.focus();
}
}, {
key: "shiftFocus",
value: function shiftFocus(direction) {
var currentIndex = this.itemNodes.indexOf(document.activeElement);
var targetElementIndex;
if (currentIndex === -1) {
// somehow the select options has lost focus
targetElementIndex = 0;
} else {
// Note: this component purposely does not cycle arrow key navigation
// to match native <select> elements
if (direction === ShiftDirection.BACK) {
targetElementIndex = currentIndex - 1;
} else {
targetElementIndex = currentIndex + 1;
}
}
this.focusItemAt(targetElementIndex, direction);
}
}, {
key: "render",
value: function render() {
var _this2 = this;
var _this$props = this.props,
className = _this$props.className,
options = _this$props.options,
valueOfSelected = _this$props.valueOfSelected,
placeholder = _this$props.placeholder,
onChange = _this$props.onChange,
isOpen = _this$props.isOpen,
isInvalid = _this$props.isInvalid,
hasDividers = _this$props.hasDividers,
itemClassName = _this$props.itemClassName,
itemLayoutAlign = _this$props.itemLayoutAlign,
fullWidth = _this$props.fullWidth,
popoverProps = _this$props.popoverProps,
compressed = _this$props.compressed,
rest = _objectWithoutProperties(_this$props, _excluded);
var popoverClasses = classNames('euiSuperSelect', popoverProps === null || popoverProps === void 0 ? void 0 : popoverProps.className);
var button = ___EmotionJSX(EuiSuperSelectControl, _extends({
options: options,
value: valueOfSelected,
placeholder: placeholder,
onClick: this.state.isPopoverOpen ? this.closePopover : this.openPopover,
onKeyDown: this.onSelectKeyDown,
className: className,
fullWidth: fullWidth,
isInvalid: isInvalid,
compressed: compressed
}, rest, {
buttonRef: this.controlButtonRef,
isDropdownOpen: this.state.isPopoverOpen
}));
var items = options.map(function (option, index) {
var value = option.value,
dropdownDisplay = option.dropdownDisplay,
inputDisplay = option.inputDisplay,
optionRest = _objectWithoutProperties(option, _excluded2);
if (value == null) return;
return ___EmotionJSX(EuiSuperSelectItem, _extends({
key: index,
id: String(value),
className: itemClassName,
hasDividers: hasDividers,
layoutAlign: itemLayoutAlign,
icon: valueOfSelected === value ? 'check' : 'empty',
onClick: function onClick() {
return _this2.itemClicked(value);
},
onKeyDown: _this2.onItemKeyDown,
buttonRef: function buttonRef(node) {
return _this2.setItemNode(node, index);
},
"aria-selected": valueOfSelected === value
}, optionRest), dropdownDisplay || inputDisplay);
});
return ___EmotionJSX(EuiInputPopover, _extends({
closePopover: this.closePopover,
panelPaddingSize: "none"
}, popoverProps, {
className: popoverClasses,
isOpen: isOpen || this.state.isPopoverOpen,
input: button,
fullWidth: fullWidth,
disableFocusTrap: true // This component handles its own focus manually
}), ___EmotionJSX(EuiScreenReaderOnly, null, ___EmotionJSX("p", {
id: this.describedById
}, ___EmotionJSX(EuiI18n, {
token: "euiSuperSelect.screenReaderAnnouncement",
default: "You are in a form selector and must select a single option. Use the Up and Down arrow keys to navigate or Escape to close."
}))), ___EmotionJSX(EuiI18n, {
token: "euiSuperSelect.ariaLabel",
default: "Select listbox"
}, function (ariaLabel) {
return ___EmotionJSX("div", {
"aria-label": ariaLabel,
"aria-describedby": _this2.describedById,
css: styles.euiSuperSelect__listbox,
className: "euiSuperSelect__listbox eui-scrollBar",
role: "listbox",
"aria-activedescendant": valueOfSelected != null ? String(valueOfSelected) : undefined,
tabIndex: 0
}, items);
}));
}
}]);
}(Component);
_defineProperty(EuiSuperSelect, "defaultProps", {
hasDividers: false,
fullWidth: false,
compressed: false,
isInvalid: false,
isLoading: false
});