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Bootstrap/js/dist/modal.js
2017-04-21 23:58:09 -07:00

577 lines
18 KiB
JavaScript

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
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 _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.0.0-alpha.6): 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-alpha.6';
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 ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
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,
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',
SHOW: 'show'
};
var Selector = {
DIALOG: '.modal-dialog',
DATA_TOGGLE: '[data-toggle="modal"]',
DATA_DISMISS: '[data-dismiss="modal"]',
FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
NAVBAR_TOGGLER: '.navbar-toggler'
};
/**
* ------------------------------------------------------------------------
* 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;
}
// getters
// public
Modal.prototype.toggle = function toggle(relatedTarget) {
return this._isShown ? this.hide() : this.show(relatedTarget);
};
Modal.prototype.show = function show(relatedTarget) {
var _this = this;
if (this._isTransitioning) {
return;
}
if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
this._isTransitioning = true;
}
var showEvent = $.Event(Event.SHOW, {
relatedTarget: relatedTarget
});
$(this._element).trigger(showEvent);
if (this._isShown || showEvent.isDefaultPrevented()) {
return;
}
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, function (event) {
return _this.hide(event);
});
$(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
$(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
if ($(event.target).is(_this._element)) {
_this._ignoreBackdropClick = true;
}
});
});
this._showBackdrop(function () {
return _this._showElement(relatedTarget);
});
};
Modal.prototype.hide = function hide(event) {
var _this2 = this;
if (event) {
event.preventDefault();
}
if (this._isTransitioning || !this._isShown) {
return;
}
var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
if (transition) {
this._isTransitioning = true;
}
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.SHOW);
$(this._element).off(Event.CLICK_DISMISS);
$(this._dialog).off(Event.MOUSEDOWN_DISMISS);
if (transition) {
$(this._element).one(Util.TRANSITION_END, function (event) {
return _this2._hideModal(event);
}).emulateTransitionEnd(TRANSITION_DURATION);
} else {
this._hideModal();
}
};
Modal.prototype.dispose = function dispose() {
$.removeData(this._element, DATA_KEY);
$(window, document, this._element, this._backdrop).off(EVENT_KEY);
this._config = null;
this._element = null;
this._dialog = null;
this._backdrop = null;
this._isShown = null;
this._isBodyOverflowing = null;
this._ignoreBackdropClick = null;
this._scrollbarWidth = null;
};
Modal.prototype.handleUpdate = function handleUpdate() {
this._adjustDialog();
};
// private
Modal.prototype._getConfig = function _getConfig(config) {
config = $.extend({}, Default, config);
Util.typeCheckConfig(NAME, config, DefaultType);
return config;
};
Modal.prototype._showElement = function _showElement(relatedTarget) {
var _this3 = this;
var transition = Util.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.removeAttribute('aria-hidden');
this._element.scrollTop = 0;
if (transition) {
Util.reflow(this._element);
}
$(this._element).addClass(ClassName.SHOW);
if (this._config.focus) {
this._enforceFocus();
}
var shownEvent = $.Event(Event.SHOWN, {
relatedTarget: relatedTarget
});
var transitionComplete = function transitionComplete() {
if (_this3._config.focus) {
_this3._element.focus();
}
_this3._isTransitioning = false;
$(_this3._element).trigger(shownEvent);
};
if (transition) {
$(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
} else {
transitionComplete();
}
};
Modal.prototype._enforceFocus = function _enforceFocus() {
var _this4 = this;
$(document).off(Event.FOCUSIN) // guard against infinite focus loop
.on(Event.FOCUSIN, function (event) {
if (document !== event.target && _this4._element !== event.target && !$(_this4._element).has(event.target).length) {
_this4._element.focus();
}
});
};
Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
var _this5 = this;
if (this._isShown && this._config.keyboard) {
$(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
if (event.which === ESCAPE_KEYCODE) {
event.preventDefault();
_this5.hide();
}
});
} else if (!this._isShown) {
$(this._element).off(Event.KEYDOWN_DISMISS);
}
};
Modal.prototype._setResizeEvent = function _setResizeEvent() {
var _this6 = this;
if (this._isShown) {
$(window).on(Event.RESIZE, function (event) {
return _this6.handleUpdate(event);
});
} else {
$(window).off(Event.RESIZE);
}
};
Modal.prototype._hideModal = function _hideModal() {
var _this7 = this;
this._element.style.display = 'none';
this._element.setAttribute('aria-hidden', true);
this._isTransitioning = false;
this._showBackdrop(function () {
$(document.body).removeClass(ClassName.OPEN);
_this7._resetAdjustments();
_this7._resetScrollbar();
$(_this7._element).trigger(Event.HIDDEN);
});
};
Modal.prototype._removeBackdrop = function _removeBackdrop() {
if (this._backdrop) {
$(this._backdrop).remove();
this._backdrop = null;
}
};
Modal.prototype._showBackdrop = function _showBackdrop(callback) {
var _this8 = this;
var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
if (this._isShown && this._config.backdrop) {
var doAnimate = Util.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 (_this8._ignoreBackdropClick) {
_this8._ignoreBackdropClick = false;
return;
}
if (event.target !== event.currentTarget) {
return;
}
if (_this8._config.backdrop === 'static') {
_this8._element.focus();
} else {
_this8.hide();
}
});
if (doAnimate) {
Util.reflow(this._backdrop);
}
$(this._backdrop).addClass(ClassName.SHOW);
if (!callback) {
return;
}
if (!doAnimate) {
callback();
return;
}
$(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
} else if (!this._isShown && this._backdrop) {
$(this._backdrop).removeClass(ClassName.SHOW);
var callbackRemove = function callbackRemove() {
_this8._removeBackdrop();
if (callback) {
callback();
}
};
if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
$(this._backdrop).one(Util.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
// ----------------------------------------------------------------------
Modal.prototype._adjustDialog = 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';
}
};
Modal.prototype._resetAdjustments = function _resetAdjustments() {
this._element.style.paddingLeft = '';
this._element.style.paddingRight = '';
};
Modal.prototype._checkScrollbar = function _checkScrollbar() {
this._isBodyOverflowing = document.body.clientWidth < window.innerWidth;
this._scrollbarWidth = this._getScrollbarWidth();
};
Modal.prototype._setScrollbar = function _setScrollbar() {
var _this9 = this;
if (this._isBodyOverflowing) {
// Note: DOMNode.style.paddingRight returns the actual value or '' if not set
// while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
// Adjust fixed content padding
$(Selector.FIXED_CONTENT).each(function (index, element) {
var actualPadding = $(element)[0].style.paddingRight;
var calculatedPadding = $(element).css('padding-right');
$(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this9._scrollbarWidth + 'px');
});
// Adjust navbar-toggler margin
$(Selector.NAVBAR_TOGGLER).each(function (index, element) {
var actualMargin = $(element)[0].style.marginRight;
var calculatedMargin = $(element).css('margin-right');
$(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this9._scrollbarWidth + 'px');
});
// Adjust body padding
var actualPadding = document.body.style.paddingRight;
var calculatedPadding = $('body').css('padding-right');
$('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px');
}
};
Modal.prototype._resetScrollbar = function _resetScrollbar() {
// Restore fixed content padding
$(Selector.FIXED_CONTENT).each(function (index, element) {
var padding = $(element).data('padding-right');
if (typeof padding !== 'undefined') {
$(element).css('padding-right', padding).removeData('padding-right');
}
});
// Restore navbar-toggler margin
$(Selector.NAVBAR_TOGGLER).each(function (index, element) {
var margin = $(element).data('margin-right');
if (typeof margin !== 'undefined') {
$(element).css('margin-right', margin).removeData('margin-right');
}
});
// Restore body padding
var padding = $('body').data('padding-right');
if (typeof padding !== 'undefined') {
$('body').css('padding-right', padding).removeData('padding-right');
}
};
Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
// thx d.walsh
var scrollDiv = document.createElement('div');
scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
document.body.appendChild(scrollDiv);
var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
document.body.removeChild(scrollDiv);
return scrollbarWidth;
};
// static
Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
return this.each(function () {
var data = $(this).data(DATA_KEY);
var _config = $.extend({}, Modal.Default, $(this).data(), (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' && config);
if (!data) {
data = new Modal(this, _config);
$(this).data(DATA_KEY, data);
}
if (typeof config === 'string') {
if (data[config] === undefined) {
throw new Error('No method named "' + config + '"');
}
data[config](relatedTarget);
} else if (_config.show) {
data.show(relatedTarget);
}
});
};
_createClass(Modal, null, [{
key: 'VERSION',
get: function get() {
return VERSION;
}
}, {
key: 'Default',
get: function get() {
return Default;
}
}]);
return Modal;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
var _this10 = this;
var target = void 0;
var selector = Util.getSelectorFromElement(this);
if (selector) {
target = $(selector)[0];
}
var config = $(target).data(DATA_KEY) ? 'toggle' : $.extend({}, $(target).data(), $(this).data());
if (this.tagName === 'A' || this.tagName === 'AREA') {
event.preventDefault();
}
var $target = $(target).one(Event.SHOW, function (showEvent) {
if (showEvent.isDefaultPrevented()) {
// only register focus restorer if modal will actually get shown
return;
}
$target.one(Event.HIDDEN, function () {
if ($(_this10).is(':visible')) {
_this10.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);
//# sourceMappingURL=modal.js.map