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The JWebSwing implementation for Bootstrap
/* ========================================================================
* Bootstrap: carousel.js v3.3.7
* http://getbootstrap.com/javascript/#carousel
* ========================================================================
* Copyright 2011-2016 Twitter, Inc.
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* ======================================================================== */
+function ($) {
'use strict';
// CAROUSEL CLASS DEFINITION
// =========================
var Carousel = function (element, options) {
this.$element = $(element);
this.$indicators = this.$element.find('.carousel-indicators');
this.options = options;
this.paused = null;
this.sliding = null;
this.interval = null;
this.$active = null;
this.$items = null;
this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this));
this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element
.on('mouseenter.bs.carousel', $.proxy(this.pause, this))
.on('mouseleave.bs.carousel', $.proxy(this.cycle, this))
};
Carousel.VERSION = '3.3.7';
Carousel.TRANSITION_DURATION = 600;
Carousel.DEFAULTS = {
interval: 5000,
pause: 'hover',
wrap: true,
keyboard: true
};
Carousel.prototype.keydown = function (e) {
if (/input|textarea/i.test(e.target.tagName)) return;
switch (e.which) {
case 37:
this.prev();
break;
case 39:
this.next();
break;
default:
return
}
e.preventDefault()
};
Carousel.prototype.cycle = function (e) {
e || (this.paused = false);
this.interval && clearInterval(this.interval);
this.options.interval
&& !this.paused
&& (this.interval = setInterval($.proxy(this.next, this), this.options.interval));
return this
};
Carousel.prototype.getItemIndex = function (item) {
this.$items = item.parent().children('.item');
return this.$items.index(item || this.$active)
};
Carousel.prototype.getItemForDirection = function (direction, active) {
var activeIndex = this.getItemIndex(active);
var willWrap = (direction == 'prev' && activeIndex === 0)
|| (direction == 'next' && activeIndex == (this.$items.length - 1));
if (willWrap && !this.options.wrap) return active;
var delta = direction == 'prev' ? -1 : 1;
var itemIndex = (activeIndex + delta) % this.$items.length;
return this.$items.eq(itemIndex)
};
Carousel.prototype.to = function (pos) {
var that = this;
var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active'));
if (pos > (this.$items.length - 1) || pos < 0) return;
if (this.sliding) return this.$element.one('slid.bs.carousel', function () {
that.to(pos)
}); // yes, "slid"
if (activeIndex == pos) return this.pause().cycle();
return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos))
};
Carousel.prototype.pause = function (e) {
e || (this.paused = true);
if (this.$element.find('.next, .prev').length && $.support.transition) {
this.$element.trigger($.support.transition.end);
this.cycle(true)
}
this.interval = clearInterval(this.interval);
return this
};
Carousel.prototype.next = function () {
if (this.sliding) return;
return this.slide('next')
};
Carousel.prototype.prev = function () {
if (this.sliding) return;
return this.slide('prev')
};
Carousel.prototype.slide = function (type, next) {
var $active = this.$element.find('.item.active');
var $next = next || this.getItemForDirection(type, $active);
var isCycling = this.interval;
var direction = type == 'next' ? 'left' : 'right';
var that = this;
if ($next.hasClass('active')) return (this.sliding = false);
var relatedTarget = $next[0];
var slideEvent = $.Event('slide.bs.carousel', {
relatedTarget: relatedTarget,
direction: direction
});
this.$element.trigger(slideEvent);
if (slideEvent.isDefaultPrevented()) return;
this.sliding = true;
isCycling && this.pause();
if (this.$indicators.length) {
this.$indicators.find('.active').removeClass('active');
var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)]);
$nextIndicator && $nextIndicator.addClass('active')
}
var slidEvent = $.Event('slid.bs.carousel', {relatedTarget: relatedTarget, direction: direction}); // yes, "slid"
if ($.support.transition && this.$element.hasClass('slide')) {
$next.addClass(type);
$next[0].offsetWidth; // force reflow
$active.addClass(direction);
$next.addClass(direction);
$active
.one('bsTransitionEnd', function () {
$next.removeClass([type, direction].join(' ')).addClass('active');
$active.removeClass(['active', direction].join(' '));
that.sliding = false;
setTimeout(function () {
that.$element.trigger(slidEvent)
}, 0)
})
.emulateTransitionEnd(Carousel.TRANSITION_DURATION)
} else {
$active.removeClass('active');
$next.addClass('active');
this.sliding = false;
this.$element.trigger(slidEvent)
}
isCycling && this.cycle();
return this
};
// CAROUSEL PLUGIN DEFINITION
// ==========================
function Plugin(option) {
return this.each(function () {
var $this = $(this);
var data = $this.data('bs.carousel');
var options = $.extend({}, Carousel.DEFAULTS, $this.data(), typeof option == 'object' && option);
var action = typeof option == 'string' ? option : options.slide;
if (!data) $this.data('bs.carousel', (data = new Carousel(this, options)));
if (typeof option == 'number') data.to(option);
else if (action) data[action]();
else if (options.interval) data.pause().cycle()
})
}
var old = $.fn.carousel;
$.fn.carousel = Plugin;
$.fn.carousel.Constructor = Carousel;
// CAROUSEL NO CONFLICT
// ====================
$.fn.carousel.noConflict = function () {
$.fn.carousel = old;
return this
};
// CAROUSEL DATA-API
// =================
var clickHandler = function (e) {
var href;
var $this = $(this);
var $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')); // strip for ie7
if (!$target.hasClass('carousel')) return;
var options = $.extend({}, $target.data(), $this.data());
var slideIndex = $this.attr('data-slide-to');
if (slideIndex) options.interval = false;
Plugin.call($target, options);
if (slideIndex) {
$target.data('bs.carousel').to(slideIndex)
}
e.preventDefault()
};
$(document)
.on('click.bs.carousel.data-api', '[data-slide]', clickHandler)
.on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler);
$(window).on('load', function () {
$('[data-ride="carousel"]').each(function () {
var $carousel = $(this);
Plugin.call($carousel, $carousel.data())
})
})
}(jQuery);