reactstrap
Version:
React Bootstrap components
280 lines (277 loc) • 12.1 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _react = _interopRequireDefault(require("react"));
var _propTypes = _interopRequireDefault(require("prop-types"));
var _reactPopper = require("react-popper");
var _classnames = _interopRequireDefault(require("classnames"));
var _DropdownContext = require("./DropdownContext");
var _utils = require("./utils");
var _InputGroupContext = require("./InputGroupContext");
const _excluded = ["className", "cssModule", "direction", "isOpen", "group", "size", "nav", "setActiveFromChild", "active", "tag", "menuRole"];
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _extends() { _extends = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
const propTypes = {
a11y: _propTypes.default.bool,
disabled: _propTypes.default.bool,
direction: _propTypes.default.oneOf(['up', 'down', 'start', 'end', 'left', 'right']),
group: _propTypes.default.bool,
isOpen: _propTypes.default.bool,
nav: _propTypes.default.bool,
active: _propTypes.default.bool,
size: _propTypes.default.string,
tag: _utils.tagPropType,
toggle: _propTypes.default.func,
children: _propTypes.default.node,
className: _propTypes.default.string,
cssModule: _propTypes.default.object,
dropup: _propTypes.default.bool,
inNavbar: _propTypes.default.bool,
setActiveFromChild: _propTypes.default.bool,
menuRole: _propTypes.default.oneOf(['listbox', 'menu'])
};
const defaultProps = {
a11y: true,
isOpen: false,
direction: 'down',
nav: false,
active: false,
inNavbar: false,
setActiveFromChild: false
};
const preventDefaultKeys = [_utils.keyCodes.space, _utils.keyCodes.enter, _utils.keyCodes.up, _utils.keyCodes.down, _utils.keyCodes.end, _utils.keyCodes.home];
class Dropdown extends _react.default.Component {
constructor(props) {
super(props);
this.addEvents = this.addEvents.bind(this);
this.handleDocumentClick = this.handleDocumentClick.bind(this);
this.handleKeyDown = this.handleKeyDown.bind(this);
this.removeEvents = this.removeEvents.bind(this);
this.toggle = this.toggle.bind(this);
this.handleMenuRef = this.handleMenuRef.bind(this);
this.handleToggleRef = this.handleToggleRef.bind(this);
this.containerRef = /*#__PURE__*/_react.default.createRef();
this.menuRef = /*#__PURE__*/_react.default.createRef();
this.toggleRef = /*#__PURE__*/_react.default.createRef();
// ref for DropdownToggle
}
componentDidMount() {
this.handleProps();
}
componentDidUpdate(prevProps) {
if (this.props.isOpen !== prevProps.isOpen) {
this.handleProps();
}
}
componentWillUnmount() {
this.removeEvents();
}
handleMenuRef(menuRef) {
this.menuRef.current = menuRef;
}
handleToggleRef(toggleRef) {
this.toggleRef.current = toggleRef;
}
handleDocumentClick(e) {
if (e && (e.which === 3 || e.type === 'keyup' && e.which !== _utils.keyCodes.tab)) return;
const container = this.getContainer();
const menu = this.getMenu();
const toggle = this.getToggle();
// Add a conditional check to avoid using toggle
// if there is no toggle component in the dropdown
if (!toggle) {
return;
}
const targetIsToggle = toggle.contains(e.target);
const clickIsInMenu = menu && menu.contains(e.target) && menu !== e.target;
let clickIsInInput = false;
if (container) {
// This is only for InputGroup with type dropdown
clickIsInInput = container.classList.contains('input-group') && container.classList.contains('dropdown') && e.target.tagName === 'INPUT';
}
if ((targetIsToggle && !clickIsInInput || clickIsInMenu) && (e.type !== 'keyup' || e.which === _utils.keyCodes.tab)) {
return;
}
this.toggle(e);
}
handleKeyDown(e) {
const isTargetMenuItem = e.target.getAttribute('role') === 'menuitem' || e.target.getAttribute('role') === 'option';
const isTargetMenuCtrl = this.getMenuCtrl() === e.target;
const isTab = _utils.keyCodes.tab === e.which;
if (/input|textarea/i.test(e.target.tagName) || isTab && !this.props.a11y || isTab && !(isTargetMenuItem || isTargetMenuCtrl)) {
return;
}
if (preventDefaultKeys.indexOf(e.which) !== -1 || e.which >= 48 && e.which <= 90) {
e.preventDefault();
}
if (this.props.disabled) return;
if (isTargetMenuCtrl) {
if ([_utils.keyCodes.space, _utils.keyCodes.enter, _utils.keyCodes.up, _utils.keyCodes.down].indexOf(e.which) > -1) {
// Open the menu (if not open) and focus the first menu item
if (!this.props.isOpen) {
this.toggle(e);
}
setTimeout(() => this.getMenuItems()[0]?.focus());
} else if (this.props.isOpen && isTab) {
// Focus the first menu item if tabbing from an open menu. We need this
// for cases where the DropdownMenu sets a custom container, which may
// not be the natural next item to tab to from the DropdownToggle.
e.preventDefault();
this.getMenuItems()[0]?.focus();
} else if (this.props.isOpen && e.which === _utils.keyCodes.esc) {
this.toggle(e);
}
}
if (this.props.isOpen && isTargetMenuItem) {
if ([_utils.keyCodes.tab, _utils.keyCodes.esc].indexOf(e.which) > -1) {
this.toggle(e);
this.getMenuCtrl().focus();
} else if ([_utils.keyCodes.space, _utils.keyCodes.enter].indexOf(e.which) > -1) {
e.target.click();
this.getMenuCtrl().focus();
} else if ([_utils.keyCodes.down, _utils.keyCodes.up].indexOf(e.which) > -1 || [_utils.keyCodes.n, _utils.keyCodes.p].indexOf(e.which) > -1 && e.ctrlKey) {
const $menuitems = this.getMenuItems();
let index = $menuitems.indexOf(e.target);
if (_utils.keyCodes.up === e.which || _utils.keyCodes.p === e.which && e.ctrlKey) {
index = index !== 0 ? index - 1 : $menuitems.length - 1;
} else if (_utils.keyCodes.down === e.which || _utils.keyCodes.n === e.which && e.ctrlKey) {
index = index === $menuitems.length - 1 ? 0 : index + 1;
}
$menuitems[index].focus();
} else if (_utils.keyCodes.end === e.which) {
const $menuitems = this.getMenuItems();
$menuitems[$menuitems.length - 1].focus();
} else if (_utils.keyCodes.home === e.which) {
const $menuitems = this.getMenuItems();
$menuitems[0].focus();
} else if (e.which >= 48 && e.which <= 90) {
const $menuitems = this.getMenuItems();
const charPressed = String.fromCharCode(e.which).toLowerCase();
for (let i = 0; i < $menuitems.length; i += 1) {
const firstLetter = $menuitems[i].textContent && $menuitems[i].textContent[0].toLowerCase();
if (firstLetter === charPressed) {
$menuitems[i].focus();
break;
}
}
}
}
}
handleProps() {
if (this.props.isOpen) {
this.addEvents();
} else {
this.removeEvents();
}
}
getContextValue() {
return {
toggle: this.toggle,
isOpen: this.props.isOpen,
direction: this.props.direction === 'down' && this.props.dropup ? 'up' : this.props.direction,
inNavbar: this.props.inNavbar,
disabled: this.props.disabled,
// Callback that should be called by DropdownMenu to provide a ref to
// a HTML tag that's used for the DropdownMenu
onMenuRef: this.handleMenuRef,
onToggleRef: this.handleToggleRef,
menuRole: this.props.menuRole
};
}
getContainer() {
return this.containerRef.current;
}
getMenu() {
return this.menuRef.current;
}
getToggle() {
return this.toggleRef.current;
}
getMenuCtrl() {
if (this._$menuCtrl) return this._$menuCtrl;
this._$menuCtrl = this.getToggle();
return this._$menuCtrl;
}
getItemType() {
if (this.props.menuRole === 'listbox') {
return 'option';
}
return 'menuitem';
}
getMenuItems() {
// In a real menu with a child DropdownMenu, `this.getMenu()` should never
// be null, but it is sometimes null in tests. To mitigate that, we just
// use `this.getContainer()` as the fallback `menuContainer`.
const menuContainer = this.getMenu() || this.getContainer();
return [].slice.call(menuContainer.querySelectorAll(`[role="${this.getItemType()}"]`));
}
addEvents() {
['click', 'touchstart', 'keyup'].forEach(event => document.addEventListener(event, this.handleDocumentClick, true));
}
removeEvents() {
['click', 'touchstart', 'keyup'].forEach(event => document.removeEventListener(event, this.handleDocumentClick, true));
}
toggle(e) {
if (this.props.disabled) {
return e && e.preventDefault();
}
return this.props.toggle(e);
}
render() {
const _omit = (0, _utils.omit)(this.props, ['toggle', 'disabled', 'inNavbar', 'a11y']),
{
className,
cssModule,
direction,
isOpen,
group,
size,
nav,
setActiveFromChild,
active,
tag,
menuRole
} = _omit,
attrs = _objectWithoutProperties(_omit, _excluded);
const Tag = tag || (nav ? 'li' : 'div');
let subItemIsActive = false;
if (setActiveFromChild) {
_react.default.Children.map(this.props.children[1].props.children, dropdownItem => {
if (dropdownItem && dropdownItem.props.active) subItemIsActive = true;
});
}
const classes = (0, _utils.mapToCssModules)((0, _classnames.default)(className, nav && active ? 'active' : false, setActiveFromChild && subItemIsActive ? 'active' : false, {
'btn-group': group,
[`btn-group-${size}`]: !!size,
dropdown: !group,
dropup: direction === 'up',
dropstart: direction === 'start' || direction === 'left',
dropend: direction === 'end' || direction === 'right',
show: isOpen,
'nav-item': nav
}), cssModule);
if (this.context.insideInputGroup) {
return /*#__PURE__*/_react.default.createElement(_DropdownContext.DropdownContext.Provider, {
value: this.getContextValue()
}, /*#__PURE__*/_react.default.createElement(_reactPopper.Manager, null, _react.default.Children.map(this.props.children, child => /*#__PURE__*/_react.default.cloneElement(child, {
onKeyDown: this.handleKeyDown
}))));
}
return /*#__PURE__*/_react.default.createElement(_DropdownContext.DropdownContext.Provider, {
value: this.getContextValue()
}, /*#__PURE__*/_react.default.createElement(_reactPopper.Manager, null, /*#__PURE__*/_react.default.createElement(Tag, _extends({}, attrs, {
[typeof Tag === 'string' ? 'ref' : 'innerRef']: this.containerRef,
onKeyDown: this.handleKeyDown,
className: classes
}))));
}
}
Dropdown.propTypes = propTypes;
Dropdown.defaultProps = defaultProps;
Dropdown.contextType = _InputGroupContext.InputGroupContext;
var _default = Dropdown;
exports.default = _default;