498 lines
22 KiB
JavaScript
498 lines
22 KiB
JavaScript
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
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function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
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function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }
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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); }
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
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function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
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function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
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function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
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function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
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function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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import React from 'react';
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import PropTypes from 'prop-types';
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import classNames from 'classnames';
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import Portal from './Portal';
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import Fade from './Fade';
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import { getOriginalBodyPadding, conditionallyUpdateScrollbar, setScrollbarWidth, mapToCssModules, omit, focusableElements, TransitionTimeouts, keyCodes, targetPropType, getTarget } from './utils';
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function noop() {}
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var FadePropTypes = PropTypes.shape(Fade.propTypes);
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var propTypes = {
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/** */
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autoFocus: PropTypes.bool,
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/** Add backdrop to modal */
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backdrop: PropTypes.oneOfType([PropTypes.bool, PropTypes.oneOf(['static'])]),
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/** add custom classname to backdrop */
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backdropClassName: PropTypes.string,
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backdropTransition: FadePropTypes,
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/** Vertically center the modal */
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centered: PropTypes.bool,
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/** Add children for the modal to wrap */
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children: PropTypes.node,
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/** Add custom className for modal content */
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contentClassName: PropTypes.string,
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className: PropTypes.string,
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container: targetPropType,
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cssModule: PropTypes.object,
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external: PropTypes.node,
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/** Enable/Disable animation */
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fade: PropTypes.bool,
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/** Make the modal fullscreen */
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fullscreen: PropTypes.oneOfType([PropTypes.bool, PropTypes.oneOf(['sm', 'md', 'lg', 'xl'])]),
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innerRef: PropTypes.oneOfType([PropTypes.object, PropTypes.string, PropTypes.func]),
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/** The status of the modal, either open or close */
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isOpen: PropTypes.bool,
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/** Allow modal to be closed with escape key. */
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keyboard: PropTypes.bool,
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/** Identifies the element (or elements) that labels the current element. */
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labelledBy: PropTypes.string,
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modalClassName: PropTypes.string,
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modalTransition: FadePropTypes,
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/** Function to be triggered on close */
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onClosed: PropTypes.func,
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/** Function to be triggered on enter */
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onEnter: PropTypes.func,
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/** Function to be triggered on exit */
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onExit: PropTypes.func,
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/** Function to be triggered on open */
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onOpened: PropTypes.func,
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/** Returns focus to the element that triggered opening of the modal */
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returnFocusAfterClose: PropTypes.bool,
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/** Accessibility role */
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role: PropTypes.string,
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/** Make the modal scrollable */
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scrollable: PropTypes.bool,
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/** Two optional sizes `lg` and `sm` */
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size: PropTypes.string,
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/** Function to toggle modal visibility */
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toggle: PropTypes.func,
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trapFocus: PropTypes.bool,
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/** Unmounts the modal when modal is closed */
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unmountOnClose: PropTypes.bool,
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wrapClassName: PropTypes.string,
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zIndex: PropTypes.oneOfType([PropTypes.number, PropTypes.string])
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};
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var propsToOmit = Object.keys(propTypes);
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var defaultProps = {
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isOpen: false,
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autoFocus: true,
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centered: false,
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scrollable: false,
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role: 'dialog',
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backdrop: true,
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keyboard: true,
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zIndex: 1050,
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fade: true,
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onOpened: noop,
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onClosed: noop,
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modalTransition: {
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timeout: TransitionTimeouts.Modal
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},
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backdropTransition: {
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mountOnEnter: true,
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timeout: TransitionTimeouts.Fade // uses standard fade transition
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},
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unmountOnClose: true,
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returnFocusAfterClose: true,
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container: 'body',
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trapFocus: false
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};
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var Modal = /*#__PURE__*/function (_React$Component) {
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_inherits(Modal, _React$Component);
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var _super = _createSuper(Modal);
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function Modal(props) {
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var _this;
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_classCallCheck(this, Modal);
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_this = _super.call(this, props);
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_this._element = null;
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_this._originalBodyPadding = null;
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_this.getFocusableChildren = _this.getFocusableChildren.bind(_assertThisInitialized(_this));
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_this.handleBackdropClick = _this.handleBackdropClick.bind(_assertThisInitialized(_this));
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_this.handleBackdropMouseDown = _this.handleBackdropMouseDown.bind(_assertThisInitialized(_this));
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_this.handleEscape = _this.handleEscape.bind(_assertThisInitialized(_this));
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_this.handleStaticBackdropAnimation = _this.handleStaticBackdropAnimation.bind(_assertThisInitialized(_this));
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_this.handleTab = _this.handleTab.bind(_assertThisInitialized(_this));
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_this.onOpened = _this.onOpened.bind(_assertThisInitialized(_this));
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_this.onClosed = _this.onClosed.bind(_assertThisInitialized(_this));
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_this.manageFocusAfterClose = _this.manageFocusAfterClose.bind(_assertThisInitialized(_this));
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_this.clearBackdropAnimationTimeout = _this.clearBackdropAnimationTimeout.bind(_assertThisInitialized(_this));
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_this.trapFocus = _this.trapFocus.bind(_assertThisInitialized(_this));
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_this.state = {
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isOpen: false,
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showStaticBackdropAnimation: false
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};
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return _this;
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}
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_createClass(Modal, [{
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key: "componentDidMount",
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value: function componentDidMount() {
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var _this$props = this.props,
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isOpen = _this$props.isOpen,
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autoFocus = _this$props.autoFocus,
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onEnter = _this$props.onEnter;
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if (isOpen) {
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this.init();
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this.setState({
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isOpen: true
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});
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if (autoFocus) {
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this.setFocus();
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}
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}
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if (onEnter) {
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onEnter();
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}
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// traps focus inside the Modal, even if the browser address bar is focused
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document.addEventListener('focus', this.trapFocus, true);
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this._isMounted = true;
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}
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}, {
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key: "componentDidUpdate",
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value: function componentDidUpdate(prevProps, prevState) {
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if (this.props.isOpen && !prevProps.isOpen) {
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this.init();
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this.setState({
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isOpen: true
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});
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// let render() renders Modal Dialog first
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return;
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}
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// now Modal Dialog is rendered and we can refer this._element and this._dialog
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if (this.props.autoFocus && this.state.isOpen && !prevState.isOpen) {
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this.setFocus();
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}
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if (this._element && prevProps.zIndex !== this.props.zIndex) {
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this._element.style.zIndex = this.props.zIndex;
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}
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}
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}, {
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key: "componentWillUnmount",
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value: function componentWillUnmount() {
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this.clearBackdropAnimationTimeout();
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if (this.props.onExit) {
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this.props.onExit();
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}
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if (this._element) {
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this.destroy();
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if (this.props.isOpen || this.state.isOpen) {
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this.close();
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}
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}
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document.removeEventListener('focus', this.trapFocus, true);
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this._isMounted = false;
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}
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// not mouseUp because scrollbar fires it, shouldn't close when user scrolls
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}, {
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key: "handleBackdropClick",
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value: function handleBackdropClick(e) {
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if (e.target === this._mouseDownElement) {
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e.stopPropagation();
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var backdrop = this._dialog ? this._dialog.parentNode : null;
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if (backdrop && e.target === backdrop && this.props.backdrop === 'static') {
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this.handleStaticBackdropAnimation();
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}
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if (!this.props.isOpen || this.props.backdrop !== true) return;
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if (backdrop && e.target === backdrop && this.props.toggle) {
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this.props.toggle(e);
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}
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}
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}
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}, {
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key: "handleTab",
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value: function handleTab(e) {
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if (e.which !== 9) return;
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if (this.modalIndex < Modal.openCount - 1) return; // last opened modal
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var focusableChildren = this.getFocusableChildren();
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var totalFocusable = focusableChildren.length;
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if (totalFocusable === 0) return;
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var currentFocus = this.getFocusedChild();
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var focusedIndex = 0;
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for (var i = 0; i < totalFocusable; i += 1) {
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if (focusableChildren[i] === currentFocus) {
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focusedIndex = i;
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break;
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}
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}
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if (e.shiftKey && focusedIndex === 0) {
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e.preventDefault();
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focusableChildren[totalFocusable - 1].focus();
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} else if (!e.shiftKey && focusedIndex === totalFocusable - 1) {
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e.preventDefault();
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focusableChildren[0].focus();
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}
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}
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}, {
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key: "handleBackdropMouseDown",
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value: function handleBackdropMouseDown(e) {
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this._mouseDownElement = e.target;
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}
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}, {
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key: "handleEscape",
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value: function handleEscape(e) {
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if (this.props.isOpen && e.keyCode === keyCodes.esc && this.props.toggle) {
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if (this.props.keyboard) {
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e.preventDefault();
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e.stopPropagation();
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this.props.toggle(e);
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} else if (this.props.backdrop === 'static') {
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e.preventDefault();
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e.stopPropagation();
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this.handleStaticBackdropAnimation();
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}
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}
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}
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}, {
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key: "handleStaticBackdropAnimation",
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value: function handleStaticBackdropAnimation() {
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var _this2 = this;
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this.clearBackdropAnimationTimeout();
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this.setState({
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showStaticBackdropAnimation: true
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});
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this._backdropAnimationTimeout = setTimeout(function () {
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_this2.setState({
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showStaticBackdropAnimation: false
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});
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}, 100);
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}
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}, {
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key: "onOpened",
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value: function onOpened(node, isAppearing) {
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this.props.onOpened();
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(this.props.modalTransition.onEntered || noop)(node, isAppearing);
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}
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}, {
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key: "onClosed",
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value: function onClosed(node) {
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var unmountOnClose = this.props.unmountOnClose;
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// so all methods get called before it is unmounted
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this.props.onClosed();
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(this.props.modalTransition.onExited || noop)(node);
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if (unmountOnClose) {
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this.destroy();
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}
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this.close();
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if (this._isMounted) {
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this.setState({
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isOpen: false
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});
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}
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}
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}, {
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key: "setFocus",
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value: function setFocus() {
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if (this._dialog && this._dialog.parentNode && typeof this._dialog.parentNode.focus === 'function') {
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this._dialog.parentNode.focus();
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}
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}
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}, {
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key: "getFocusableChildren",
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value: function getFocusableChildren() {
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return this._element.querySelectorAll(focusableElements.join(', '));
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}
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}, {
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key: "getFocusedChild",
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value: function getFocusedChild() {
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var currentFocus;
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var focusableChildren = this.getFocusableChildren();
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try {
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currentFocus = document.activeElement;
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} catch (err) {
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currentFocus = focusableChildren[0];
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}
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return currentFocus;
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}
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}, {
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key: "trapFocus",
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value: function trapFocus(ev) {
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if (!this.props.trapFocus) {
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return;
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}
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if (!this._element) {
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// element is not attached
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return;
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}
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if (this._dialog && this._dialog.parentNode === ev.target) {
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// initial focus when the Modal is opened
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return;
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}
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if (this.modalIndex < Modal.openCount - 1) {
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// last opened modal
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return;
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}
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var children = this.getFocusableChildren();
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for (var i = 0; i < children.length; i += 1) {
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// focus is already inside the Modal
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if (children[i] === ev.target) return;
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}
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if (children.length > 0) {
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// otherwise focus the first focusable element in the Modal
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ev.preventDefault();
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ev.stopPropagation();
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children[0].focus();
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}
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}
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}, {
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key: "init",
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value: function init() {
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try {
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this._triggeringElement = document.activeElement;
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} catch (err) {
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this._triggeringElement = null;
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}
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if (!this._element) {
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this._element = document.createElement('div');
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this._element.setAttribute('tabindex', '-1');
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this._element.style.position = 'relative';
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this._element.style.zIndex = this.props.zIndex;
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this._mountContainer = getTarget(this.props.container);
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this._mountContainer.appendChild(this._element);
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}
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this._originalBodyPadding = getOriginalBodyPadding();
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if (Modal.openCount < 1) {
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Modal.originalBodyOverflow = window.getComputedStyle(document.body).overflow;
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}
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conditionallyUpdateScrollbar();
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if (Modal.openCount === 0) {
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document.body.className = classNames(document.body.className, mapToCssModules('modal-open', this.props.cssModule));
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document.body.style.overflow = 'hidden';
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}
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this.modalIndex = Modal.openCount;
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Modal.openCount += 1;
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}
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}, {
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key: "destroy",
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value: function destroy() {
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if (this._element) {
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this._mountContainer.removeChild(this._element);
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this._element = null;
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}
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this.manageFocusAfterClose();
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}
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}, {
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key: "manageFocusAfterClose",
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value: function manageFocusAfterClose() {
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if (this._triggeringElement) {
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var returnFocusAfterClose = this.props.returnFocusAfterClose;
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if (this._triggeringElement.focus && returnFocusAfterClose) this._triggeringElement.focus();
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this._triggeringElement = null;
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}
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}
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}, {
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key: "close",
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value: function close() {
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if (Modal.openCount <= 1) {
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var modalOpenClassName = mapToCssModules('modal-open', this.props.cssModule);
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// Use regex to prevent matching `modal-open` as part of a different class, e.g. `my-modal-opened`
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var modalOpenClassNameRegex = new RegExp("(^| )".concat(modalOpenClassName, "( |$)"));
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document.body.className = document.body.className.replace(modalOpenClassNameRegex, ' ').trim();
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document.body.style.overflow = Modal.originalBodyOverflow;
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}
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this.manageFocusAfterClose();
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Modal.openCount = Math.max(0, Modal.openCount - 1);
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setScrollbarWidth(this._originalBodyPadding);
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}
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}, {
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key: "clearBackdropAnimationTimeout",
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value: function clearBackdropAnimationTimeout() {
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if (this._backdropAnimationTimeout) {
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clearTimeout(this._backdropAnimationTimeout);
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this._backdropAnimationTimeout = undefined;
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}
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}
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}, {
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key: "renderModalDialog",
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value: function renderModalDialog() {
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var _classNames,
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_this3 = this;
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var attributes = omit(this.props, propsToOmit);
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var dialogBaseClass = 'modal-dialog';
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return /*#__PURE__*/React.createElement("div", _extends({}, attributes, {
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className: mapToCssModules(classNames(dialogBaseClass, this.props.className, (_classNames = {}, _defineProperty(_classNames, "modal-".concat(this.props.size), this.props.size), _defineProperty(_classNames, "".concat(dialogBaseClass, "-centered"), this.props.centered), _defineProperty(_classNames, "".concat(dialogBaseClass, "-scrollable"), this.props.scrollable), _defineProperty(_classNames, 'modal-fullscreen', this.props.fullscreen === true), _defineProperty(_classNames, "modal-fullscreen-".concat(this.props.fullscreen, "-down"), typeof this.props.fullscreen === 'string'), _classNames)), this.props.cssModule),
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role: "document",
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ref: function ref(c) {
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_this3._dialog = c;
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}
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}), /*#__PURE__*/React.createElement("div", {
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className: mapToCssModules(classNames('modal-content', this.props.contentClassName), this.props.cssModule)
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}, this.props.children));
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}
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}, {
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key: "render",
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value: function render() {
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var unmountOnClose = this.props.unmountOnClose;
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if (!!this._element && (this.state.isOpen || !unmountOnClose)) {
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var isModalHidden = !!this._element && !this.state.isOpen && !unmountOnClose;
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this._element.style.display = isModalHidden ? 'none' : 'block';
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var _this$props2 = this.props,
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wrapClassName = _this$props2.wrapClassName,
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modalClassName = _this$props2.modalClassName,
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backdropClassName = _this$props2.backdropClassName,
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cssModule = _this$props2.cssModule,
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isOpen = _this$props2.isOpen,
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backdrop = _this$props2.backdrop,
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role = _this$props2.role,
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labelledBy = _this$props2.labelledBy,
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external = _this$props2.external,
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innerRef = _this$props2.innerRef;
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var modalAttributes = {
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onClick: this.handleBackdropClick,
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onMouseDown: this.handleBackdropMouseDown,
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onKeyUp: this.handleEscape,
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onKeyDown: this.handleTab,
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style: {
|
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display: 'block'
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},
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'aria-labelledby': labelledBy,
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'aria-modal': true,
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role: role,
|
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tabIndex: '-1'
|
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};
|
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var hasTransition = this.props.fade;
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var modalTransition = _objectSpread(_objectSpread(_objectSpread({}, Fade.defaultProps), this.props.modalTransition), {}, {
|
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baseClass: hasTransition ? this.props.modalTransition.baseClass : '',
|
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timeout: hasTransition ? this.props.modalTransition.timeout : 0
|
|
});
|
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var backdropTransition = _objectSpread(_objectSpread(_objectSpread({}, Fade.defaultProps), this.props.backdropTransition), {}, {
|
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baseClass: hasTransition ? this.props.backdropTransition.baseClass : '',
|
|
timeout: hasTransition ? this.props.backdropTransition.timeout : 0
|
|
});
|
|
var Backdrop = backdrop && (hasTransition ? /*#__PURE__*/React.createElement(Fade, _extends({}, backdropTransition, {
|
|
"in": isOpen && !!backdrop,
|
|
cssModule: cssModule,
|
|
className: mapToCssModules(classNames('modal-backdrop', backdropClassName), cssModule)
|
|
})) : /*#__PURE__*/React.createElement("div", {
|
|
className: mapToCssModules(classNames('modal-backdrop', 'show', backdropClassName), cssModule)
|
|
}));
|
|
return /*#__PURE__*/React.createElement(Portal, {
|
|
node: this._element
|
|
}, /*#__PURE__*/React.createElement("div", {
|
|
className: mapToCssModules(wrapClassName)
|
|
}, /*#__PURE__*/React.createElement(Fade, _extends({}, modalAttributes, modalTransition, {
|
|
"in": isOpen,
|
|
onEntered: this.onOpened,
|
|
onExited: this.onClosed,
|
|
cssModule: cssModule,
|
|
className: mapToCssModules(classNames('modal', modalClassName, this.state.showStaticBackdropAnimation && 'modal-static'), cssModule),
|
|
innerRef: innerRef
|
|
}), external, this.renderModalDialog()), Backdrop));
|
|
}
|
|
return null;
|
|
}
|
|
}]);
|
|
return Modal;
|
|
}(React.Component);
|
|
Modal.propTypes = propTypes;
|
|
Modal.defaultProps = defaultProps;
|
|
Modal.openCount = 0;
|
|
Modal.originalBodyOverflow = null;
|
|
export default Modal; |