modal.js 17.23 KiB
(function (global, factory) {
  if (typeof define === 'function' && define.amd) {
    define(['exports', 'module', './util'], factory);
  } else if (typeof exports !== 'undefined' && typeof module !== 'undefined') {
    factory(exports, module, require('./util'));
  } else {
    var mod = {
      exports: {}
    };
    factory(mod.exports, mod, global.Util);
    global.modal = mod.exports;
})(this, function (exports, module, _util) {
  'use strict';
  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; }; })();
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
  var _Util = _interopRequireDefault(_util);
  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.0.0): modal.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
  var Modal = (function ($) {
    /**
     * ------------------------------------------------------------------------
     * Constants
     * ------------------------------------------------------------------------
    var NAME = 'modal';
    var VERSION = '4.0.0';
    var DATA_KEY = 'bs.modal';
    var EVENT_KEY = '.' + DATA_KEY;
    var DATA_API_KEY = '.data-api';
    var JQUERY_NO_CONFLICT = $.fn[NAME];
    var TRANSITION_DURATION = 300;
    var BACKDROP_TRANSITION_DURATION = 150;
    var Default = {
      backdrop: true,
      keyboard: true,
      focus: true,
      show: true
    var DefaultType = {
      backdrop: '(boolean|string)',
      keyboard: 'boolean',
      focus: 'boolean',
      show: 'boolean'
    var Event = {
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      FOCUSIN: 'focusin' + EVENT_KEY,
      RESIZE: 'resize' + EVENT_KEY,
      CLICK_DISMISS: 'click.dismiss' + EVENT_KEY,
      KEYDOWN_DISMISS: 'keydown.dismiss' + EVENT_KEY,
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MOUSEUP_DISMISS: 'mouseup.dismiss' + EVENT_KEY, MOUSEDOWN_DISMISS: 'mousedown.dismiss' + EVENT_KEY, CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY }; var ClassName = { SCROLLBAR_MEASURER: 'modal-scrollbar-measure', BACKDROP: 'modal-backdrop', OPEN: 'modal-open', FADE: 'fade', IN: 'in' }; var Selector = { DIALOG: '.modal-dialog', DATA_TOGGLE: '[data-toggle="modal"]', DATA_DISMISS: '[data-dismiss="modal"]', FIXED_CONTENT: '.navbar-fixed-top, .navbar-fixed-bottom, .is-fixed' }; /** * ------------------------------------------------------------------------ * Class Definition * ------------------------------------------------------------------------ */ var Modal = (function () { function Modal(element, config) { _classCallCheck(this, Modal); this._config = this._getConfig(config); this._element = element; this._dialog = $(element).find(Selector.DIALOG)[0]; this._backdrop = null; this._isShown = false; this._isBodyOverflowing = false; this._ignoreBackdropClick = false; this._originalBodyPadding = 0; this._scrollbarWidth = 0; } /** * ------------------------------------------------------------------------ * Data Api implementation * ------------------------------------------------------------------------ */ // getters _createClass(Modal, [{ key: 'toggle', // public value: function toggle(relatedTarget) { return this._isShown ? this.hide() : this.show(relatedTarget); } }, { key: 'show', value: function show(relatedTarget) { var _this = this; var showEvent = $.Event(Event.SHOW, { relatedTarget: relatedTarget }); $(this._element).trigger(showEvent); if (this._isShown || showEvent.isDefaultPrevented()) { return;
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} this._isShown = true; this._checkScrollbar(); this._setScrollbar(); $(document.body).addClass(ClassName.OPEN); this._setEscapeEvent(); this._setResizeEvent(); $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, $.proxy(this.hide, this)); $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () { $(_this._element).one(Event.MOUSEUP_DISMISS, function (event) { if ($(event.target).is(_this._element)) { that._ignoreBackdropClick = true; } }); }); this._showBackdrop($.proxy(this._showElement, this, relatedTarget)); } }, { key: 'hide', value: function hide(event) { if (event) { event.preventDefault(); } var hideEvent = $.Event(Event.HIDE); $(this._element).trigger(hideEvent); if (!this._isShown || hideEvent.isDefaultPrevented()) { return; } this._isShown = false; this._setEscapeEvent(); this._setResizeEvent(); $(document).off(Event.FOCUSIN); $(this._element).removeClass(ClassName.IN); $(this._element).off(Event.CLICK_DISMISS); $(this._dialog).off(Event.MOUSEDOWN_DISMISS); if (_Util['default'].supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) { $(this._element).one(_Util['default'].TRANSITION_END, $.proxy(this._hideModal, this)).emulateTransitionEnd(TRANSITION_DURATION); } else { this._hideModal(); } } }, { key: 'dispose', value: function dispose() { $.removeData(this._element, DATA_KEY); $(window).off(EVENT_KEY); $(document).off(EVENT_KEY); $(this._element).off(EVENT_KEY); $(this._backdrop).off(EVENT_KEY); this._config = null; this._element = null;
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this._dialog = null; this._backdrop = null; this._isShown = null; this._isBodyOverflowing = null; this._ignoreBackdropClick = null; this._originalBodyPadding = null; this._scrollbarWidth = null; } // private }, { key: '_getConfig', value: function _getConfig(config) { config = $.extend({}, Default, config); _Util['default'].typeCheckConfig(NAME, config, DefaultType); return config; } }, { key: '_showElement', value: function _showElement(relatedTarget) { var _this2 = this; var transition = _Util['default'].supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE); if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) { // don't move modals dom position document.body.appendChild(this._element); } this._element.style.display = 'block'; this._element.scrollTop = 0; if (transition) { _Util['default'].reflow(this._element); } $(this._element).addClass(ClassName.IN); if (this._config.focus) this._enforceFocus(); var shownEvent = $.Event(Event.SHOWN, { relatedTarget: relatedTarget }); var transitionComplete = function transitionComplete() { if (_this2._config.focus) _this2._element.focus(); $(_this2._element).trigger(shownEvent); }; if (transition) { $(this._dialog).one(_Util['default'].TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION); } else { transitionComplete(); } } }, { key: '_enforceFocus', value: function _enforceFocus() { var _this3 = this; $(document).off(Event.FOCUSIN) // guard against infinite focus loop .on(Event.FOCUSIN, function (event) { if (_this3._element !== event.target && !$(_this3._element).has(event.target).length) { _this3._element.focus(); } }); } }, { key: '_setEscapeEvent',
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value: function _setEscapeEvent() { var _this4 = this; if (this._isShown && this._config.keyboard) { $(this._element).on(Event.KEYDOWN_DISMISS, function (event) { if (event.which === 27) { _this4.hide(); } }); } else if (!this._isShown) { $(this._element).off(Event.KEYDOWN_DISMISS); } } }, { key: '_setResizeEvent', value: function _setResizeEvent() { if (this._isShown) { $(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this)); } else { $(window).off(Event.RESIZE); } } }, { key: '_hideModal', value: function _hideModal() { var _this5 = this; this._element.style.display = 'none'; this._showBackdrop(function () { $(document.body).removeClass(ClassName.OPEN); _this5._resetAdjustments(); _this5._resetScrollbar(); $(_this5._element).trigger(Event.HIDDEN); }); } }, { key: '_removeBackdrop', value: function _removeBackdrop() { if (this._backdrop) { $(this._backdrop).remove(); this._backdrop = null; } } }, { key: '_showBackdrop', value: function _showBackdrop(callback) { var _this6 = this; var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : ''; if (this._isShown && this._config.backdrop) { var doAnimate = _Util['default'].supportsTransitionEnd() && animate; this._backdrop = document.createElement('div'); this._backdrop.className = ClassName.BACKDROP; if (animate) { $(this._backdrop).addClass(animate); } $(this._backdrop).appendTo(document.body); $(this._element).on(Event.CLICK_DISMISS, function (event) { if (_this6._ignoreBackdropClick) { _this6._ignoreBackdropClick = false; return; } if (event.target !== event.currentTarget) { return; }
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if (_this6._config.backdrop === 'static') { _this6._element.focus(); } else { _this6.hide(); } }); if (doAnimate) { _Util['default'].reflow(this._backdrop); } $(this._backdrop).addClass(ClassName.IN); if (!callback) { return; } if (!doAnimate) { callback(); return; } $(this._backdrop).one(_Util['default'].TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION); } else if (!this._isShown && this._backdrop) { $(this._backdrop).removeClass(ClassName.IN); var callbackRemove = function callbackRemove() { _this6._removeBackdrop(); if (callback) { callback(); } }; if (_Util['default'].supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) { $(this._backdrop).one(_Util['default'].TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION); } else { callbackRemove(); } } else if (callback) { callback(); } } // ---------------------------------------------------------------------- // the following methods are used to handle overflowing modals // todo (fat): these should probably be refactored out of modal.js // ---------------------------------------------------------------------- }, { key: '_handleUpdate', value: function _handleUpdate() { this._adjustDialog(); } }, { key: '_adjustDialog', value: function _adjustDialog() { var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight; if (!this._isBodyOverflowing && isModalOverflowing) { this._element.style.paddingLeft = this._scrollbarWidth + 'px'; } if (this._isBodyOverflowing && !isModalOverflowing) { this._element.style.paddingRight = this._scrollbarWidth + 'px'; } } }, { key: '_resetAdjustments', value: function _resetAdjustments() { this._element.style.paddingLeft = '';
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this._element.style.paddingRight = ''; } }, { key: '_checkScrollbar', value: function _checkScrollbar() { var fullWindowWidth = window.innerWidth; if (!fullWindowWidth) { // workaround for missing window.innerWidth in IE8 var documentElementRect = document.documentElement.getBoundingClientRect(); fullWindowWidth = documentElementRect.right - Math.abs(documentElementRect.left); } this._isBodyOverflowing = document.body.clientWidth < fullWindowWidth; this._scrollbarWidth = this._getScrollbarWidth(); } }, { key: '_setScrollbar', value: function _setScrollbar() { var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10); this._originalBodyPadding = document.body.style.paddingRight || ''; if (this._isBodyOverflowing) { document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px'; } } }, { key: '_resetScrollbar', value: function _resetScrollbar() { document.body.style.paddingRight = this._originalBodyPadding; } }, { key: '_getScrollbarWidth', value: function _getScrollbarWidth() { // thx d.walsh var scrollDiv = document.createElement('div'); scrollDiv.className = ClassName.SCROLLBAR_MEASURER; document.body.appendChild(scrollDiv); var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth; document.body.removeChild(scrollDiv); return scrollbarWidth; } // static }], [{ key: '_jQueryInterface', value: function _jQueryInterface(config, relatedTarget) { return this.each(function () { var data = $(this).data(DATA_KEY); var _config = $.extend({}, Modal.Default, $(this).data(), typeof config === 'object' && config); if (!data) { data = new Modal(this, _config); $(this).data(DATA_KEY, data); } if (typeof config === 'string') { data[config](relatedTarget); } else if (_config.show) { data.show(relatedTarget); } }); } }, { key: 'VERSION', get: function get() { return VERSION; } }, { key: 'Default',
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get: function get() { return Default; } }]); return Modal; })(); $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) { var _this7 = this; var target = undefined; var selector = _Util['default'].getSelectorFromElement(this); if (selector) { target = $(selector)[0]; } var config = $(target).data(DATA_KEY) ? 'toggle' : $.extend({}, $(target).data(), $(this).data()); if (this.tagName === 'A') { event.preventDefault(); } var $target = $(target).one(Event.SHOW, function (showEvent) { if (showEvent.isDefaultPrevented()) { // only register focus restorer if modal will actually get shown return; } $target.one(Event.HIDDEN, function () { if ($(_this7).is(':visible')) { _this7.focus(); } }); }); Modal._jQueryInterface.call($(target), config, this); }); /** * ------------------------------------------------------------------------ * jQuery * ------------------------------------------------------------------------ */ $.fn[NAME] = Modal._jQueryInterface; $.fn[NAME].Constructor = Modal; $.fn[NAME].noConflict = function () { $.fn[NAME] = JQUERY_NO_CONFLICT; return Modal._jQueryInterface; }; return Modal; })(jQuery); module.exports = Modal; });