mirror of
https://github.com/twbs/bootstrap.git
synced 2024-11-29 11:24:18 +01:00
534 lines
16 KiB
JavaScript
534 lines
16 KiB
JavaScript
'use strict';
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var _createClass = (function () { 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
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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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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v4.0.0-alpha.4): modal.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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var Modal = (function ($) {
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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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var NAME = 'modal';
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var VERSION = '4.0.0-alpha.4';
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var DATA_KEY = 'bs.modal';
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var EVENT_KEY = '.' + DATA_KEY;
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var DATA_API_KEY = '.data-api';
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var JQUERY_NO_CONFLICT = $.fn[NAME];
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var TRANSITION_DURATION = 300;
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var BACKDROP_TRANSITION_DURATION = 150;
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var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
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var Default = {
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backdrop: true,
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keyboard: true,
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focus: true,
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show: true
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};
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var DefaultType = {
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backdrop: '(boolean|string)',
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keyboard: 'boolean',
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focus: 'boolean',
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show: 'boolean'
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};
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var Event = {
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HIDE: 'hide' + EVENT_KEY,
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HIDDEN: 'hidden' + EVENT_KEY,
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SHOW: 'show' + EVENT_KEY,
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SHOWN: 'shown' + EVENT_KEY,
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FOCUSIN: 'focusin' + EVENT_KEY,
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RESIZE: 'resize' + EVENT_KEY,
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CLICK_DISMISS: 'click.dismiss' + EVENT_KEY,
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KEYDOWN_DISMISS: 'keydown.dismiss' + EVENT_KEY,
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MOUSEUP_DISMISS: 'mouseup.dismiss' + EVENT_KEY,
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MOUSEDOWN_DISMISS: 'mousedown.dismiss' + EVENT_KEY,
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CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
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};
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var ClassName = {
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SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
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BACKDROP: 'modal-backdrop',
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OPEN: 'modal-open',
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FADE: 'fade',
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IN: 'in'
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};
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var Selector = {
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DIALOG: '.modal-dialog',
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DATA_TOGGLE: '[data-toggle="modal"]',
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DATA_DISMISS: '[data-dismiss="modal"]',
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FIXED_CONTENT: '.navbar-fixed-top, .navbar-fixed-bottom, .is-fixed'
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};
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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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var Modal = (function () {
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function Modal(element, config) {
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_classCallCheck(this, Modal);
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this._config = this._getConfig(config);
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this._element = element;
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this._dialog = $(element).find(Selector.DIALOG)[0];
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this._backdrop = null;
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this._isShown = false;
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this._isBodyOverflowing = false;
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this._ignoreBackdropClick = false;
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this._originalBodyPadding = 0;
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this._scrollbarWidth = 0;
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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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// getters
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_createClass(Modal, [{
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key: 'toggle',
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// public
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value: function toggle(relatedTarget) {
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return this._isShown ? this.hide() : this.show(relatedTarget);
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}
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}, {
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key: 'show',
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value: function show(relatedTarget) {
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var _this = this;
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var showEvent = $.Event(Event.SHOW, {
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relatedTarget: relatedTarget
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});
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$(this._element).trigger(showEvent);
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if (this._isShown || showEvent.isDefaultPrevented()) {
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return;
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}
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this._isShown = true;
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this._checkScrollbar();
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this._setScrollbar();
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$(document.body).addClass(ClassName.OPEN);
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this._setEscapeEvent();
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this._setResizeEvent();
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$(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, $.proxy(this.hide, this));
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$(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
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$(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
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if ($(event.target).is(_this._element)) {
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_this._ignoreBackdropClick = true;
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}
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});
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});
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this._showBackdrop($.proxy(this._showElement, this, relatedTarget));
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}
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}, {
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key: 'hide',
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value: function hide(event) {
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if (event) {
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event.preventDefault();
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}
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var hideEvent = $.Event(Event.HIDE);
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$(this._element).trigger(hideEvent);
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if (!this._isShown || hideEvent.isDefaultPrevented()) {
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return;
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}
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this._isShown = false;
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this._setEscapeEvent();
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this._setResizeEvent();
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$(document).off(Event.FOCUSIN);
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$(this._element).removeClass(ClassName.IN);
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$(this._element).off(Event.CLICK_DISMISS);
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$(this._dialog).off(Event.MOUSEDOWN_DISMISS);
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if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
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$(this._element).one(Util.TRANSITION_END, $.proxy(this._hideModal, this)).emulateTransitionEnd(TRANSITION_DURATION);
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} else {
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this._hideModal();
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}
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}
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}, {
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key: 'dispose',
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value: function dispose() {
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$.removeData(this._element, DATA_KEY);
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$(window).off(EVENT_KEY);
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$(document).off(EVENT_KEY);
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$(this._element).off(EVENT_KEY);
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$(this._backdrop).off(EVENT_KEY);
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this._config = null;
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this._element = null;
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this._dialog = null;
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this._backdrop = null;
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this._isShown = null;
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this._isBodyOverflowing = null;
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this._ignoreBackdropClick = null;
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this._originalBodyPadding = null;
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this._scrollbarWidth = null;
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}
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// private
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}, {
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key: '_getConfig',
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value: function _getConfig(config) {
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config = $.extend({}, Default, config);
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Util.typeCheckConfig(NAME, config, DefaultType);
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return config;
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}
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}, {
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key: '_showElement',
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value: function _showElement(relatedTarget) {
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var _this2 = this;
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var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
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if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
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// don't move modals dom position
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document.body.appendChild(this._element);
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}
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this._element.style.display = 'block';
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this._element.removeAttribute('aria-hidden');
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this._element.scrollTop = 0;
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if (transition) {
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Util.reflow(this._element);
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}
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$(this._element).addClass(ClassName.IN);
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if (this._config.focus) {
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this._enforceFocus();
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}
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var shownEvent = $.Event(Event.SHOWN, {
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relatedTarget: relatedTarget
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});
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var transitionComplete = function transitionComplete() {
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if (_this2._config.focus) {
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_this2._element.focus();
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}
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$(_this2._element).trigger(shownEvent);
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};
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if (transition) {
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$(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
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} else {
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transitionComplete();
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}
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}
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}, {
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key: '_enforceFocus',
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value: function _enforceFocus() {
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var _this3 = this;
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$(document).off(Event.FOCUSIN) // guard against infinite focus loop
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.on(Event.FOCUSIN, function (event) {
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if (document !== event.target && _this3._element !== event.target && !$(_this3._element).has(event.target).length) {
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_this3._element.focus();
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}
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});
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}
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}, {
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key: '_setEscapeEvent',
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value: function _setEscapeEvent() {
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var _this4 = this;
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if (this._isShown && this._config.keyboard) {
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$(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
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if (event.which === ESCAPE_KEYCODE) {
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_this4.hide();
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}
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});
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} else if (!this._isShown) {
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$(this._element).off(Event.KEYDOWN_DISMISS);
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}
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}
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}, {
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key: '_setResizeEvent',
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value: function _setResizeEvent() {
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if (this._isShown) {
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$(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this));
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} else {
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$(window).off(Event.RESIZE);
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}
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}
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}, {
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key: '_hideModal',
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value: function _hideModal() {
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var _this5 = this;
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this._element.style.display = 'none';
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this._element.setAttribute('aria-hidden', 'true');
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this._showBackdrop(function () {
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$(document.body).removeClass(ClassName.OPEN);
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_this5._resetAdjustments();
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_this5._resetScrollbar();
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$(_this5._element).trigger(Event.HIDDEN);
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});
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}
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}, {
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key: '_removeBackdrop',
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value: function _removeBackdrop() {
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if (this._backdrop) {
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$(this._backdrop).remove();
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this._backdrop = null;
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}
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}
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}, {
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key: '_showBackdrop',
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value: function _showBackdrop(callback) {
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var _this6 = this;
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var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
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if (this._isShown && this._config.backdrop) {
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var doAnimate = Util.supportsTransitionEnd() && animate;
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this._backdrop = document.createElement('div');
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this._backdrop.className = ClassName.BACKDROP;
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if (animate) {
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$(this._backdrop).addClass(animate);
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}
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$(this._backdrop).appendTo(document.body);
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$(this._element).on(Event.CLICK_DISMISS, function (event) {
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if (_this6._ignoreBackdropClick) {
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_this6._ignoreBackdropClick = false;
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return;
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}
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if (event.target !== event.currentTarget) {
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return;
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}
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if (_this6._config.backdrop === 'static') {
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_this6._element.focus();
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} else {
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_this6.hide();
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}
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});
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if (doAnimate) {
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Util.reflow(this._backdrop);
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}
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$(this._backdrop).addClass(ClassName.IN);
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if (!callback) {
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return;
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}
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if (!doAnimate) {
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callback();
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return;
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}
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$(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
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} else if (!this._isShown && this._backdrop) {
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$(this._backdrop).removeClass(ClassName.IN);
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var callbackRemove = function callbackRemove() {
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_this6._removeBackdrop();
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if (callback) {
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callback();
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}
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};
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if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
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$(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
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} else {
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callbackRemove();
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}
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} else if (callback) {
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callback();
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}
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}
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// ----------------------------------------------------------------------
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// the following methods are used to handle overflowing modals
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// todo (fat): these should probably be refactored out of modal.js
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// ----------------------------------------------------------------------
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}, {
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key: '_handleUpdate',
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value: function _handleUpdate() {
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this._adjustDialog();
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}
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}, {
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key: '_adjustDialog',
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value: function _adjustDialog() {
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var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
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if (!this._isBodyOverflowing && isModalOverflowing) {
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this._element.style.paddingLeft = this._scrollbarWidth + 'px';
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}
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if (this._isBodyOverflowing && !isModalOverflowing) {
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this._element.style.paddingRight = this._scrollbarWidth + 'px';
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}
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}
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}, {
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key: '_resetAdjustments',
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value: function _resetAdjustments() {
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this._element.style.paddingLeft = '';
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this._element.style.paddingRight = '';
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}
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}, {
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key: '_checkScrollbar',
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value: function _checkScrollbar() {
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this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
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this._scrollbarWidth = this._getScrollbarWidth();
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}
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}, {
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key: '_setScrollbar',
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value: function _setScrollbar() {
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var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
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this._originalBodyPadding = document.body.style.paddingRight || '';
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if (this._isBodyOverflowing) {
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document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
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}
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}
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}, {
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key: '_resetScrollbar',
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value: function _resetScrollbar() {
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document.body.style.paddingRight = this._originalBodyPadding;
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}
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}, {
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key: '_getScrollbarWidth',
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value: function _getScrollbarWidth() {
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// thx d.walsh
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var scrollDiv = document.createElement('div');
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scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
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document.body.appendChild(scrollDiv);
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var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
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document.body.removeChild(scrollDiv);
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return scrollbarWidth;
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}
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// static
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}], [{
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key: '_jQueryInterface',
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value: function _jQueryInterface(config, relatedTarget) {
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return this.each(function () {
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var data = $(this).data(DATA_KEY);
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var _config = $.extend({}, Modal.Default, $(this).data(), typeof config === 'object' && config);
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if (!data) {
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data = new Modal(this, _config);
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$(this).data(DATA_KEY, data);
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}
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if (typeof config === 'string') {
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if (data[config] === undefined) {
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throw new Error('No method named "' + config + '"');
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}
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data[config](relatedTarget);
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} else if (_config.show) {
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data.show(relatedTarget);
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}
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});
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}
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}, {
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key: 'VERSION',
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get: function get() {
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return VERSION;
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}
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}, {
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key: 'Default',
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get: function get() {
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return Default;
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}
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}]);
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return Modal;
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})();
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$(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
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var _this7 = this;
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var target = undefined;
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var selector = Util.getSelectorFromElement(this);
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if (selector) {
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target = $(selector)[0];
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}
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var config = $(target).data(DATA_KEY) ? 'toggle' : $.extend({}, $(target).data(), $(this).data());
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if (this.tagName === 'A') {
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event.preventDefault();
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}
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var $target = $(target).one(Event.SHOW, function (showEvent) {
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if (showEvent.isDefaultPrevented()) {
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// only register focus restorer if modal will actually get shown
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return;
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}
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$target.one(Event.HIDDEN, function () {
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if ($(_this7).is(':visible')) {
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_this7.focus();
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}
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});
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});
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Modal._jQueryInterface.call($(target), config, this);
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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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$.fn[NAME] = Modal._jQueryInterface;
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$.fn[NAME].Constructor = Modal;
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$.fn[NAME].noConflict = function () {
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$.fn[NAME] = JQUERY_NO_CONFLICT;
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return Modal._jQueryInterface;
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};
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return Modal;
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})(jQuery);
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//# sourceMappingURL=modal.js.map
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