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mirror of https://github.com/twbs/bootstrap.git synced 2024-12-04 16:24:22 +01:00
Bootstrap/js/tab.js
2015-05-05 06:50:18 +03:00

156 lines
3.8 KiB
JavaScript

/* ========================================================================
* Bootstrap: tab.js v3.3.4
* http://getbootstrap.com/javascript/#tabs
* ========================================================================
* Copyright 2011-2015 Twitter, Inc.
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* ======================================================================== */
+function ($) {
'use strict';
// TAB CLASS DEFINITION
// ====================
var Tab = function (element) {
// jscs:disable requireDollarBeforejQueryAssignment
this.element = $(element)
// jscs:enable requireDollarBeforejQueryAssignment
}
Tab.VERSION = '3.3.4'
Tab.TRANSITION_DURATION = 150
Tab.prototype.show = function () {
var $this = this.element
var $ul = $this.closest('ul:not(.dropdown-menu)')
var selector = $this.data('target')
if (!selector) {
selector = $this.attr('href')
selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
}
if ($this.parent('li').hasClass('active')) return
var $previous = $ul.find('.active:last a')
var hideEvent = $.Event('hide.bs.tab', {
relatedTarget: $this[0]
})
var showEvent = $.Event('show.bs.tab', {
relatedTarget: $previous[0]
})
$previous.trigger(hideEvent)
$this.trigger(showEvent)
if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) return
var $target = $(selector)
this.activate($this.closest('li'), $ul)
this.activate($target, $target.parent(), function () {
$previous.trigger({
type: 'hidden.bs.tab',
relatedTarget: $this[0]
})
$this.trigger({
type: 'shown.bs.tab',
relatedTarget: $previous[0]
})
})
}
Tab.prototype.activate = function (element, container, callback) {
var $active = container.find('> .active')
var transition = callback
&& $.support.transition
&& ($active.length && $active.hasClass('fade') || !!container.find('> .fade').length)
function next() {
$active
.removeClass('active')
.find('> .dropdown-menu > .active')
.removeClass('active')
.end()
.find('[data-toggle="tab"]')
.attr('aria-expanded', false)
element
.addClass('active')
.find('[data-toggle="tab"]')
.attr('aria-expanded', true)
if (transition) {
element[0].offsetWidth // reflow for transition
element.addClass('in')
} else {
element.removeClass('fade')
}
if (element.parent('.dropdown-menu').length) {
element
.closest('li.dropdown')
.addClass('active')
.end()
.find('[data-toggle="tab"]')
.attr('aria-expanded', true)
}
callback && callback()
}
$active.length && transition ?
$active
.one('bsTransitionEnd', next)
.emulateTransitionEnd(Tab.TRANSITION_DURATION) :
next()
$active.removeClass('in')
}
// TAB PLUGIN DEFINITION
// =====================
function Plugin(option) {
return this.each(function () {
var $this = $(this)
var data = $this.data('bs.tab')
if (!data) $this.data('bs.tab', (data = new Tab(this)))
if (typeof option == 'string') data[option]()
})
}
var old = $.fn.tab
$.fn.tab = Plugin
$.fn.tab.Constructor = Tab
// TAB NO CONFLICT
// ===============
$.fn.tab.noConflict = function () {
$.fn.tab = old
return this
}
// TAB DATA-API
// ============
var clickHandler = function (e) {
e.preventDefault()
Plugin.call($(this), 'show')
}
$(document)
.on('click.bs.tab.data-api', '[data-toggle="tab"]', clickHandler)
.on('click.bs.tab.data-api', '[data-toggle="pill"]', clickHandler)
}(jQuery);