mirror of https://github.com/twbs/bootstrap.git
487 lines
14 KiB
JavaScript
487 lines
14 KiB
JavaScript
(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.carousel = 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): carousel.js
|
|
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
|
|
* --------------------------------------------------------------------------
|
|
*/
|
|
|
|
var Carousel = (function ($) {
|
|
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* Constants
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
var NAME = 'carousel';
|
|
var VERSION = '4.0.0';
|
|
var DATA_KEY = 'bs.carousel';
|
|
var EVENT_KEY = '.' + DATA_KEY;
|
|
var DATA_API_KEY = '.data-api';
|
|
var JQUERY_NO_CONFLICT = $.fn[NAME];
|
|
var TRANSITION_DURATION = 600;
|
|
|
|
var Default = {
|
|
interval: 5000,
|
|
keyboard: true,
|
|
slide: false,
|
|
pause: 'hover',
|
|
wrap: true
|
|
};
|
|
|
|
var DefaultType = {
|
|
interval: '(number|boolean)',
|
|
keyboard: 'boolean',
|
|
slide: '(boolean|string)',
|
|
pause: '(string|boolean)',
|
|
wrap: 'boolean'
|
|
};
|
|
|
|
var Direction = {
|
|
NEXT: 'next',
|
|
PREVIOUS: 'prev'
|
|
};
|
|
|
|
var Event = {
|
|
SLIDE: 'slide' + EVENT_KEY,
|
|
SLID: 'slid' + EVENT_KEY,
|
|
KEYDOWN: 'keydown' + EVENT_KEY,
|
|
MOUSEENTER: 'mouseenter' + EVENT_KEY,
|
|
MOUSELEAVE: 'mouseleave' + EVENT_KEY,
|
|
LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
|
|
CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
|
|
};
|
|
|
|
var ClassName = {
|
|
CAROUSEL: 'carousel',
|
|
ACTIVE: 'active',
|
|
SLIDE: 'slide',
|
|
RIGHT: 'right',
|
|
LEFT: 'left',
|
|
ITEM: 'carousel-item'
|
|
};
|
|
|
|
var Selector = {
|
|
ACTIVE: '.active',
|
|
ACTIVE_ITEM: '.active.carousel-item',
|
|
ITEM: '.carousel-item',
|
|
NEXT_PREV: '.next, .prev',
|
|
INDICATORS: '.carousel-indicators',
|
|
DATA_SLIDE: '[data-slide], [data-slide-to]',
|
|
DATA_RIDE: '[data-ride="carousel"]'
|
|
};
|
|
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* Class Definition
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
var Carousel = (function () {
|
|
function Carousel(element, config) {
|
|
_classCallCheck(this, Carousel);
|
|
|
|
this._items = null;
|
|
this._interval = null;
|
|
this._activeElement = null;
|
|
|
|
this._isPaused = false;
|
|
this._isSliding = false;
|
|
|
|
this._config = this._getConfig(config);
|
|
this._element = $(element)[0];
|
|
this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];
|
|
|
|
this._addEventListeners();
|
|
}
|
|
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* Data Api implementation
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
// getters
|
|
|
|
_createClass(Carousel, [{
|
|
key: 'next',
|
|
|
|
// public
|
|
|
|
value: function next() {
|
|
if (!this._isSliding) {
|
|
this._slide(Direction.NEXT);
|
|
}
|
|
}
|
|
}, {
|
|
key: 'prev',
|
|
value: function prev() {
|
|
if (!this._isSliding) {
|
|
this._slide(Direction.PREVIOUS);
|
|
}
|
|
}
|
|
}, {
|
|
key: 'pause',
|
|
value: function pause(event) {
|
|
if (!event) {
|
|
this._isPaused = true;
|
|
}
|
|
|
|
if ($(this._element).find(Selector.NEXT_PREV)[0] && _Util['default'].supportsTransitionEnd()) {
|
|
_Util['default'].triggerTransitionEnd(this._element);
|
|
this.cycle(true);
|
|
}
|
|
|
|
clearInterval(this._interval);
|
|
this._interval = null;
|
|
}
|
|
}, {
|
|
key: 'cycle',
|
|
value: function cycle(event) {
|
|
if (!event) {
|
|
this._isPaused = false;
|
|
}
|
|
|
|
if (this._interval) {
|
|
clearInterval(this._interval);
|
|
this._interval = null;
|
|
}
|
|
|
|
if (this._config.interval && !this._isPaused) {
|
|
this._interval = setInterval($.proxy(this.next, this), this._config.interval);
|
|
}
|
|
}
|
|
}, {
|
|
key: 'to',
|
|
value: function to(index) {
|
|
var _this = this;
|
|
|
|
this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
|
|
|
|
var activeIndex = this._getItemIndex(this._activeElement);
|
|
|
|
if (index > this._items.length - 1 || index < 0) {
|
|
return;
|
|
}
|
|
|
|
if (this._isSliding) {
|
|
$(this._element).one(Event.SLID, function () {
|
|
return _this.to(index);
|
|
});
|
|
return;
|
|
}
|
|
|
|
if (activeIndex === index) {
|
|
this.pause();
|
|
this.cycle();
|
|
return;
|
|
}
|
|
|
|
var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
|
|
|
|
this._slide(direction, this._items[index]);
|
|
}
|
|
}, {
|
|
key: 'dispose',
|
|
value: function dispose() {
|
|
$(this._element).off(EVENT_KEY);
|
|
$.removeData(this._element, DATA_KEY);
|
|
|
|
this._items = null;
|
|
this._config = null;
|
|
this._element = null;
|
|
this._interval = null;
|
|
this._isPaused = null;
|
|
this._isSliding = null;
|
|
this._activeElement = null;
|
|
this._indicatorsElement = null;
|
|
}
|
|
|
|
// private
|
|
|
|
}, {
|
|
key: '_getConfig',
|
|
value: function _getConfig(config) {
|
|
config = $.extend({}, Default, config);
|
|
_Util['default'].typeCheckConfig(NAME, config, DefaultType);
|
|
return config;
|
|
}
|
|
}, {
|
|
key: '_addEventListeners',
|
|
value: function _addEventListeners() {
|
|
if (this._config.keyboard) {
|
|
$(this._element).on(Event.KEYDOWN, $.proxy(this._keydown, this));
|
|
}
|
|
|
|
if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
|
|
$(this._element).on(Event.MOUSEENTER, $.proxy(this.pause, this)).on(Event.MOUSELEAVE, $.proxy(this.cycle, this));
|
|
}
|
|
}
|
|
}, {
|
|
key: '_keydown',
|
|
value: function _keydown(event) {
|
|
event.preventDefault();
|
|
|
|
if (/input|textarea/i.test(event.target.tagName)) {
|
|
return;
|
|
}
|
|
|
|
switch (event.which) {
|
|
case 37:
|
|
this.prev();break;
|
|
case 39:
|
|
this.next();break;
|
|
default:
|
|
return;
|
|
}
|
|
}
|
|
}, {
|
|
key: '_getItemIndex',
|
|
value: function _getItemIndex(element) {
|
|
this._items = $.makeArray($(element).parent().find(Selector.ITEM));
|
|
return this._items.indexOf(element);
|
|
}
|
|
}, {
|
|
key: '_getItemByDirection',
|
|
value: function _getItemByDirection(direction, activeElement) {
|
|
var isNextDirection = direction === Direction.NEXT;
|
|
var isPrevDirection = direction === Direction.PREVIOUS;
|
|
var activeIndex = this._getItemIndex(activeElement);
|
|
var lastItemIndex = this._items.length - 1;
|
|
var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
|
|
|
|
if (isGoingToWrap && !this._config.wrap) {
|
|
return activeElement;
|
|
}
|
|
|
|
var delta = direction === Direction.PREVIOUS ? -1 : 1;
|
|
var itemIndex = (activeIndex + delta) % this._items.length;
|
|
|
|
return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
|
|
}
|
|
}, {
|
|
key: '_triggerSlideEvent',
|
|
value: function _triggerSlideEvent(relatedTarget, directionalClassname) {
|
|
var slideEvent = $.Event(Event.SLIDE, {
|
|
relatedTarget: relatedTarget,
|
|
direction: directionalClassname
|
|
});
|
|
|
|
$(this._element).trigger(slideEvent);
|
|
|
|
return slideEvent;
|
|
}
|
|
}, {
|
|
key: '_setActiveIndicatorElement',
|
|
value: function _setActiveIndicatorElement(element) {
|
|
if (this._indicatorsElement) {
|
|
$(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
|
|
|
|
var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
|
|
|
|
if (nextIndicator) {
|
|
$(nextIndicator).addClass(ClassName.ACTIVE);
|
|
}
|
|
}
|
|
}
|
|
}, {
|
|
key: '_slide',
|
|
value: function _slide(direction, element) {
|
|
var _this2 = this;
|
|
|
|
var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
|
|
var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
|
|
|
|
var isCycling = Boolean(this._interval);
|
|
|
|
var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;
|
|
|
|
if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
|
|
this._isSliding = false;
|
|
return;
|
|
}
|
|
|
|
var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
|
|
if (slideEvent.isDefaultPrevented()) {
|
|
return;
|
|
}
|
|
|
|
if (!activeElement || !nextElement) {
|
|
// some weirdness is happening, so we bail
|
|
return;
|
|
}
|
|
|
|
this._isSliding = true;
|
|
|
|
if (isCycling) {
|
|
this.pause();
|
|
}
|
|
|
|
this._setActiveIndicatorElement(nextElement);
|
|
|
|
var slidEvent = $.Event(Event.SLID, {
|
|
relatedTarget: nextElement,
|
|
direction: directionalClassName
|
|
});
|
|
|
|
if (_Util['default'].supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
|
|
|
|
$(nextElement).addClass(direction);
|
|
|
|
_Util['default'].reflow(nextElement);
|
|
|
|
$(activeElement).addClass(directionalClassName);
|
|
$(nextElement).addClass(directionalClassName);
|
|
|
|
$(activeElement).one(_Util['default'].TRANSITION_END, function () {
|
|
$(nextElement).removeClass(directionalClassName).removeClass(direction);
|
|
|
|
$(nextElement).addClass(ClassName.ACTIVE);
|
|
|
|
$(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);
|
|
|
|
_this2._isSliding = false;
|
|
|
|
setTimeout(function () {
|
|
return $(_this2._element).trigger(slidEvent);
|
|
}, 0);
|
|
}).emulateTransitionEnd(TRANSITION_DURATION);
|
|
} else {
|
|
$(activeElement).removeClass(ClassName.ACTIVE);
|
|
$(nextElement).addClass(ClassName.ACTIVE);
|
|
|
|
this._isSliding = false;
|
|
$(this._element).trigger(slidEvent);
|
|
}
|
|
|
|
if (isCycling) {
|
|
this.cycle();
|
|
}
|
|
}
|
|
|
|
// static
|
|
|
|
}], [{
|
|
key: '_jQueryInterface',
|
|
value: function _jQueryInterface(config) {
|
|
return this.each(function () {
|
|
var data = $(this).data(DATA_KEY);
|
|
var _config = $.extend({}, Default, $(this).data());
|
|
|
|
if (typeof config === 'object') {
|
|
$.extend(_config, config);
|
|
}
|
|
|
|
var action = typeof config === 'string' ? config : _config.slide;
|
|
|
|
if (!data) {
|
|
data = new Carousel(this, _config);
|
|
$(this).data(DATA_KEY, data);
|
|
}
|
|
|
|
if (typeof config === 'number') {
|
|
data.to(config);
|
|
} else if (action) {
|
|
data[action]();
|
|
} else if (_config.interval) {
|
|
data.pause();
|
|
data.cycle();
|
|
}
|
|
});
|
|
}
|
|
}, {
|
|
key: '_dataApiClickHandler',
|
|
value: function _dataApiClickHandler(event) {
|
|
var selector = _Util['default'].getSelectorFromElement(this);
|
|
|
|
if (!selector) {
|
|
return;
|
|
}
|
|
|
|
var target = $(selector)[0];
|
|
|
|
if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
|
|
return;
|
|
}
|
|
|
|
var config = $.extend({}, $(target).data(), $(this).data());
|
|
var slideIndex = this.getAttribute('data-slide-to');
|
|
|
|
if (slideIndex) {
|
|
config.interval = false;
|
|
}
|
|
|
|
Carousel._jQueryInterface.call($(target), config);
|
|
|
|
if (slideIndex) {
|
|
$(target).data(DATA_KEY).to(slideIndex);
|
|
}
|
|
|
|
event.preventDefault();
|
|
}
|
|
}, {
|
|
key: 'VERSION',
|
|
get: function get() {
|
|
return VERSION;
|
|
}
|
|
}, {
|
|
key: 'Default',
|
|
get: function get() {
|
|
return Default;
|
|
}
|
|
}]);
|
|
|
|
return Carousel;
|
|
})();
|
|
|
|
$(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);
|
|
|
|
$(window).on(Event.LOAD_DATA_API, function () {
|
|
$(Selector.DATA_RIDE).each(function () {
|
|
var $carousel = $(this);
|
|
Carousel._jQueryInterface.call($carousel, $carousel.data());
|
|
});
|
|
});
|
|
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* jQuery
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
$.fn[NAME] = Carousel._jQueryInterface;
|
|
$.fn[NAME].Constructor = Carousel;
|
|
$.fn[NAME].noConflict = function () {
|
|
$.fn[NAME] = JQUERY_NO_CONFLICT;
|
|
return Carousel._jQueryInterface;
|
|
};
|
|
|
|
return Carousel;
|
|
})(jQuery);
|
|
|
|
module.exports = Carousel;
|
|
});
|