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Bootstrap/docs/assets/js/bootstrap-collapse.js
Jacob Thornton 7ec09d0db9 2.0.1
2012-02-16 22:42:38 -08:00

136 lines
3.8 KiB
JavaScript

/* =============================================================
* bootstrap-collapse.js v2.0.1
* http://twitter.github.com/bootstrap/javascript.html#collapse
* =============================================================
* Copyright 2012 Twitter, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============================================================ */
!function( $ ){
"use strict"
var Collapse = function ( element, options ) {
this.$element = $(element)
this.options = $.extend({}, $.fn.collapse.defaults, options)
if (this.options["parent"]) {
this.$parent = $(this.options["parent"])
}
this.options.toggle && this.toggle()
}
Collapse.prototype = {
constructor: Collapse
, dimension: function () {
var hasWidth = this.$element.hasClass('width')
return hasWidth ? 'width' : 'height'
}
, show: function () {
var dimension = this.dimension()
, scroll = $.camelCase(['scroll', dimension].join('-'))
, actives = this.$parent && this.$parent.find('.in')
, hasData
if (actives && actives.length) {
hasData = actives.data('collapse')
actives.collapse('hide')
hasData || actives.data('collapse', null)
}
this.$element[dimension](0)
this.transition('addClass', 'show', 'shown')
this.$element[dimension](this.$element[0][scroll])
}
, hide: function () {
var dimension = this.dimension()
this.reset(this.$element[dimension]())
this.transition('removeClass', 'hide', 'hidden')
this.$element[dimension](0)
}
, reset: function ( size ) {
var dimension = this.dimension()
this.$element
.removeClass('collapse')
[dimension](size || 'auto')
[0].offsetWidth
this.$element.addClass('collapse')
}
, transition: function ( method, startEvent, completeEvent ) {
var that = this
, complete = function () {
if (startEvent == 'show') that.reset()
that.$element.trigger(completeEvent)
}
this.$element
.trigger(startEvent)
[method]('in')
$.support.transition && this.$element.hasClass('collapse') ?
this.$element.one($.support.transition.end, complete) :
complete()
}
, toggle: function () {
this[this.$element.hasClass('in') ? 'hide' : 'show']()
}
}
/* COLLAPSIBLE PLUGIN DEFINITION
* ============================== */
$.fn.collapse = function ( option ) {
return this.each(function () {
var $this = $(this)
, data = $this.data('collapse')
, options = typeof option == 'object' && option
if (!data) $this.data('collapse', (data = new Collapse(this, options)))
if (typeof option == 'string') data[option]()
})
}
$.fn.collapse.defaults = {
toggle: true
}
$.fn.collapse.Constructor = Collapse
/* COLLAPSIBLE DATA-API
* ==================== */
$(function () {
$('body').on('click.collapse.data-api', '[data-toggle=collapse]', function ( e ) {
var $this = $(this), href
, target = $this.attr('data-target')
|| e.preventDefault()
|| (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') //strip for ie7
, option = $(target).data('collapse') ? 'toggle' : $this.data()
$(target).collapse(option)
})
})
}( window.jQuery );