mirror of
https://github.com/twbs/bootstrap.git
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510 lines
16 KiB
JavaScript
510 lines
16 KiB
JavaScript
/*!
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* Bootstrap offcanvas.js v5.0.0-beta3 (https://getbootstrap.com/)
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* Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/selector-engine.js'), require('./dom/manipulator.js'), require('./dom/data.js'), require('./dom/event-handler.js'), require('./base-component.js')) :
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typeof define === 'function' && define.amd ? define(['./dom/selector-engine', './dom/manipulator', './dom/data', './dom/event-handler', './base-component'], factory) :
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Offcanvas = factory(global.SelectorEngine, global.Manipulator, global.Data, global.EventHandler, global.Base));
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}(this, (function (SelectorEngine, Manipulator, Data, EventHandler, BaseComponent) { 'use strict';
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function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
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var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
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var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
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var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
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var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
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var BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v5.0.0-beta3): util/index.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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* --------------------------------------------------------------------------
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*/
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const MILLISECONDS_MULTIPLIER = 1000;
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const toType = obj => {
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if (obj === null || obj === undefined) {
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return `${obj}`;
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}
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return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
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};
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const getSelector = element => {
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let selector = element.getAttribute('data-bs-target');
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if (!selector || selector === '#') {
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let hrefAttr = element.getAttribute('href'); // The only valid content that could double as a selector are IDs or classes,
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// so everything starting with `#` or `.`. If a "real" URL is used as the selector,
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// `document.querySelector` will rightfully complain it is invalid.
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// See https://github.com/twbs/bootstrap/issues/32273
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if (!hrefAttr || !hrefAttr.includes('#') && !hrefAttr.startsWith('.')) {
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return null;
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} // Just in case some CMS puts out a full URL with the anchor appended
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if (hrefAttr.includes('#') && !hrefAttr.startsWith('#')) {
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hrefAttr = '#' + hrefAttr.split('#')[1];
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}
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selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null;
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}
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return selector;
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};
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const getSelectorFromElement = element => {
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const selector = getSelector(element);
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if (selector) {
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return document.querySelector(selector) ? selector : null;
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}
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return null;
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};
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const getElementFromSelector = element => {
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const selector = getSelector(element);
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return selector ? document.querySelector(selector) : null;
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};
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const getTransitionDurationFromElement = element => {
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if (!element) {
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return 0;
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} // Get transition-duration of the element
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let {
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transitionDuration,
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transitionDelay
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} = window.getComputedStyle(element);
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const floatTransitionDuration = Number.parseFloat(transitionDuration);
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const floatTransitionDelay = Number.parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
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if (!floatTransitionDuration && !floatTransitionDelay) {
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return 0;
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} // If multiple durations are defined, take the first
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transitionDuration = transitionDuration.split(',')[0];
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transitionDelay = transitionDelay.split(',')[0];
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return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
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};
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const isElement = obj => (obj[0] || obj).nodeType;
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const typeCheckConfig = (componentName, config, configTypes) => {
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Object.keys(configTypes).forEach(property => {
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const expectedTypes = configTypes[property];
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const value = config[property];
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const valueType = value && isElement(value) ? 'element' : toType(value);
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if (!new RegExp(expectedTypes).test(valueType)) {
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throw new TypeError(`${componentName.toUpperCase()}: ` + `Option "${property}" provided type "${valueType}" ` + `but expected type "${expectedTypes}".`);
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}
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});
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};
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const isVisible = element => {
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if (!element) {
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return false;
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}
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if (element.style && element.parentNode && element.parentNode.style) {
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const elementStyle = getComputedStyle(element);
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const parentNodeStyle = getComputedStyle(element.parentNode);
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return elementStyle.display !== 'none' && parentNodeStyle.display !== 'none' && elementStyle.visibility !== 'hidden';
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}
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return false;
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};
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const isDisabled = element => {
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if (!element || element.nodeType !== Node.ELEMENT_NODE) {
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return true;
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}
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if (element.classList.contains('disabled')) {
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return true;
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}
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if (typeof element.disabled !== 'undefined') {
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return element.disabled;
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}
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return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false';
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};
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const getjQuery = () => {
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const {
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jQuery
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} = window;
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if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
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return jQuery;
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}
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return null;
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};
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const onDOMContentLoaded = callback => {
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if (document.readyState === 'loading') {
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document.addEventListener('DOMContentLoaded', callback);
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} else {
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callback();
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}
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};
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const defineJQueryPlugin = (name, plugin) => {
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onDOMContentLoaded(() => {
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const $ = getjQuery();
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/* istanbul ignore if */
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if ($) {
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const JQUERY_NO_CONFLICT = $.fn[name];
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$.fn[name] = plugin.jQueryInterface;
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$.fn[name].Constructor = plugin;
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$.fn[name].noConflict = () => {
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$.fn[name] = JQUERY_NO_CONFLICT;
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return plugin.jQueryInterface;
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};
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}
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});
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};
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v5.0.0-beta3): util/scrollBar.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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* --------------------------------------------------------------------------
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*/
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const SELECTOR_FIXED_CONTENT = '.fixed-top, .fixed-bottom, .is-fixed';
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const SELECTOR_STICKY_CONTENT = '.sticky-top';
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const getWidth = () => {
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// https://developer.mozilla.org/en-US/docs/Web/API/Window/innerWidth#usage_notes
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const documentWidth = document.documentElement.clientWidth;
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return Math.abs(window.innerWidth - documentWidth);
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};
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const hide = (width = getWidth()) => {
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document.body.style.overflow = 'hidden';
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_setElementAttributes(SELECTOR_FIXED_CONTENT, 'paddingRight', calculatedValue => calculatedValue + width);
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_setElementAttributes(SELECTOR_STICKY_CONTENT, 'marginRight', calculatedValue => calculatedValue - width);
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_setElementAttributes('body', 'paddingRight', calculatedValue => calculatedValue + width);
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};
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const _setElementAttributes = (selector, styleProp, callback) => {
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const scrollbarWidth = getWidth();
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SelectorEngine__default['default'].find(selector).forEach(element => {
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if (element !== document.body && window.innerWidth > element.clientWidth + scrollbarWidth) {
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return;
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}
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const actualValue = element.style[styleProp];
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const calculatedValue = window.getComputedStyle(element)[styleProp];
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Manipulator__default['default'].setDataAttribute(element, styleProp, actualValue);
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element.style[styleProp] = callback(Number.parseFloat(calculatedValue)) + 'px';
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});
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};
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const reset = () => {
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document.body.style.overflow = 'auto';
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_resetElementAttributes(SELECTOR_FIXED_CONTENT, 'paddingRight');
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_resetElementAttributes(SELECTOR_STICKY_CONTENT, 'marginRight');
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_resetElementAttributes('body', 'paddingRight');
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};
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const _resetElementAttributes = (selector, styleProp) => {
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SelectorEngine__default['default'].find(selector).forEach(element => {
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const value = Manipulator__default['default'].getDataAttribute(element, styleProp);
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if (typeof value === 'undefined' && element === document.body) {
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element.style.removeProperty(styleProp);
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} else {
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Manipulator__default['default'].removeDataAttribute(element, styleProp);
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element.style[styleProp] = value;
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}
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});
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};
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v5.0.0-beta3): offcanvas.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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* --------------------------------------------------------------------------
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*/
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/**
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* ------------------------------------------------------------------------
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* Constants
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* ------------------------------------------------------------------------
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*/
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const NAME = 'offcanvas';
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const DATA_KEY = 'bs.offcanvas';
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const EVENT_KEY = `.${DATA_KEY}`;
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const DATA_API_KEY = '.data-api';
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const EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`;
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const ESCAPE_KEY = 'Escape';
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const Default = {
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backdrop: true,
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keyboard: true,
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scroll: false
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};
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const DefaultType = {
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backdrop: 'boolean',
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keyboard: 'boolean',
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scroll: 'boolean'
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};
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const CLASS_NAME_BACKDROP_BODY = 'offcanvas-backdrop';
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const CLASS_NAME_SHOW = 'show';
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const CLASS_NAME_TOGGLING = 'offcanvas-toggling';
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const OPEN_SELECTOR = '.offcanvas.show';
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const ACTIVE_SELECTOR = `${OPEN_SELECTOR}, .${CLASS_NAME_TOGGLING}`;
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const EVENT_SHOW = `show${EVENT_KEY}`;
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const EVENT_SHOWN = `shown${EVENT_KEY}`;
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const EVENT_HIDE = `hide${EVENT_KEY}`;
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const EVENT_HIDDEN = `hidden${EVENT_KEY}`;
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const EVENT_FOCUSIN = `focusin${EVENT_KEY}`;
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const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`;
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const EVENT_CLICK_DISMISS = `click.dismiss${EVENT_KEY}`;
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const SELECTOR_DATA_DISMISS = '[data-bs-dismiss="offcanvas"]';
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const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="offcanvas"]';
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/**
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* ------------------------------------------------------------------------
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* Class Definition
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* ------------------------------------------------------------------------
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*/
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class Offcanvas extends BaseComponent__default['default'] {
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constructor(element, config) {
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super(element);
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this._config = this._getConfig(config);
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this._isShown = false;
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this._addEventListeners();
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} // Getters
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static get Default() {
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return Default;
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}
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static get DATA_KEY() {
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return DATA_KEY;
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} // Public
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toggle(relatedTarget) {
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return this._isShown ? this.hide() : this.show(relatedTarget);
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}
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show(relatedTarget) {
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if (this._isShown) {
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return;
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}
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const showEvent = EventHandler__default['default'].trigger(this._element, EVENT_SHOW, {
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relatedTarget
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});
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if (showEvent.defaultPrevented) {
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return;
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}
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this._isShown = true;
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this._element.style.visibility = 'visible';
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if (this._config.backdrop) {
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document.body.classList.add(CLASS_NAME_BACKDROP_BODY);
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}
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if (!this._config.scroll) {
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hide();
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}
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this._element.classList.add(CLASS_NAME_TOGGLING);
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this._element.removeAttribute('aria-hidden');
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this._element.setAttribute('aria-modal', true);
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this._element.setAttribute('role', 'dialog');
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this._element.classList.add(CLASS_NAME_SHOW);
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const completeCallBack = () => {
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this._element.classList.remove(CLASS_NAME_TOGGLING);
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EventHandler__default['default'].trigger(this._element, EVENT_SHOWN, {
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relatedTarget
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});
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this._enforceFocusOnElement(this._element);
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};
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setTimeout(completeCallBack, getTransitionDurationFromElement(this._element));
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}
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hide() {
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if (!this._isShown) {
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return;
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}
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const hideEvent = EventHandler__default['default'].trigger(this._element, EVENT_HIDE);
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if (hideEvent.defaultPrevented) {
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return;
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}
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this._element.classList.add(CLASS_NAME_TOGGLING);
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EventHandler__default['default'].off(document, EVENT_FOCUSIN);
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this._element.blur();
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this._isShown = false;
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this._element.classList.remove(CLASS_NAME_SHOW);
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const completeCallback = () => {
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this._element.setAttribute('aria-hidden', true);
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this._element.removeAttribute('aria-modal');
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this._element.removeAttribute('role');
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this._element.style.visibility = 'hidden';
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if (this._config.backdrop) {
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document.body.classList.remove(CLASS_NAME_BACKDROP_BODY);
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}
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if (!this._config.scroll) {
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reset();
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}
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EventHandler__default['default'].trigger(this._element, EVENT_HIDDEN);
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this._element.classList.remove(CLASS_NAME_TOGGLING);
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};
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setTimeout(completeCallback, getTransitionDurationFromElement(this._element));
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} // Private
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_getConfig(config) {
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config = { ...Default,
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...Manipulator__default['default'].getDataAttributes(this._element),
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...(typeof config === 'object' ? config : {})
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};
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typeCheckConfig(NAME, config, DefaultType);
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return config;
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}
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_enforceFocusOnElement(element) {
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EventHandler__default['default'].off(document, EVENT_FOCUSIN); // guard against infinite focus loop
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EventHandler__default['default'].on(document, EVENT_FOCUSIN, event => {
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if (document !== event.target && element !== event.target && !element.contains(event.target)) {
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element.focus();
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}
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});
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element.focus();
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}
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_addEventListeners() {
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EventHandler__default['default'].on(this._element, EVENT_CLICK_DISMISS, SELECTOR_DATA_DISMISS, () => this.hide());
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EventHandler__default['default'].on(document, 'keydown', event => {
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if (this._config.keyboard && event.key === ESCAPE_KEY) {
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this.hide();
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}
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});
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EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, event => {
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const target = SelectorEngine__default['default'].findOne(getSelectorFromElement(event.target));
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if (!this._element.contains(event.target) && target !== this._element) {
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this.hide();
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}
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});
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} // Static
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static jQueryInterface(config) {
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return this.each(function () {
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const data = Data__default['default'].get(this, DATA_KEY) || new Offcanvas(this, typeof config === 'object' ? config : {});
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if (typeof config !== 'string') {
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return;
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}
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if (data[config] === undefined || config.startsWith('_') || config === 'constructor') {
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throw new TypeError(`No method named "${config}"`);
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}
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data[config](this);
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});
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}
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}
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/**
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* ------------------------------------------------------------------------
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* Data Api implementation
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* ------------------------------------------------------------------------
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*/
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EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
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const target = getElementFromSelector(this);
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if (['A', 'AREA'].includes(this.tagName)) {
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event.preventDefault();
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}
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if (isDisabled(this)) {
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return;
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}
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EventHandler__default['default'].one(target, EVENT_HIDDEN, () => {
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// focus on trigger when it is closed
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if (isVisible(this)) {
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this.focus();
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}
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}); // avoid conflict when clicking a toggler of an offcanvas, while another is open
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const allReadyOpen = SelectorEngine__default['default'].findOne(ACTIVE_SELECTOR);
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if (allReadyOpen && allReadyOpen !== target) {
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return;
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}
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const data = Data__default['default'].get(target, DATA_KEY) || new Offcanvas(target);
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data.toggle(this);
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});
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EventHandler__default['default'].on(window, EVENT_LOAD_DATA_API, () => {
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SelectorEngine__default['default'].find(OPEN_SELECTOR).forEach(el => (Data__default['default'].get(el, DATA_KEY) || new Offcanvas(el)).show());
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});
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/**
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* ------------------------------------------------------------------------
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* jQuery
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* ------------------------------------------------------------------------
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*/
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defineJQueryPlugin(NAME, Offcanvas);
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return Offcanvas;
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})));
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//# sourceMappingURL=offcanvas.js.map
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