pbs/collapse.js

+function($){"use strict";function getTargetFromTrigger($trigger){var href,target=$trigger.attr("data-target")||(href=$trigger.attr("href"))&&href.replace(/.*(?=#[^\s]+$)/,"");return $(target)}function Plugin(option){return this.each(function(){var $this=$(this),data=$this.data("bs.collapse"),options=$.extend({},Collapse.DEFAULTS,$this.data(),"object"==typeof option&&option);!data&&options.toggle&&/show|hide/.test(option)&&(options.toggle=!1),data||$this.data("bs.collapse",data=new Collapse(this,options)),"string"==typeof option&&data[option]()})}var Collapse=function(element,options){this.$element=$(element),this.options=$.extend({},Collapse.DEFAULTS,options),this.$trigger=$('[data-toggle="collapse"][href="#'+element.id+'"],[data-toggle="collapse"][data-target="#'+element.id+'"]'),this.transitioning=null,this.options.parent?this.$parent=this.getParent():this.addAriaAndCollapsedClass(this.$element,this.$trigger),this.options.toggle&&this.toggle()};Collapse.VERSION="3.3.6",Collapse.TRANSITION_DURATION=350,Collapse.DEFAULTS={toggle:!0},Collapse.prototype.dimension=function(){var hasWidth=this.$element.hasClass("width");return hasWidth?"width":"height"},Collapse.prototype.show=function(){if(!this.transitioning&&!this.$element.hasClass("in")){var activesData,actives=this.$parent&&this.$parent.children(".panel").children(".in, .collapsing");if(!(actives&&actives.length&&(activesData=actives.data("bs.collapse"),activesData&&activesData.transitioning))){var startEvent=$.Event("show.bs.collapse");if(this.$element.trigger(startEvent),!startEvent.isDefaultPrevented()){actives&&actives.length&&(Plugin.call(actives,"hide"),activesData||actives.data("bs.collapse",null));var dimension=this.dimension();this.$element.removeClass("collapse").addClass("collapsing")[dimension](0).attr("aria-expanded",!0),this.$trigger.removeClass("collapsed").attr("aria-expanded",!0),this.transitioning=1;var complete=function(){this.$element.removeClass("collapsing").addClass("collapse in")[dimension](""),this.transitioning=0,this.$element.trigger("shown.bs.collapse")};if(!$.support.transition)return complete.call(this);var scrollSize=$.camelCase(["scroll",dimension].join("-"));this.$element.one("bsTransitionEnd",$.proxy(complete,this)).emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize])}}}},Collapse.prototype.hide=function(){if(!this.transitioning&&this.$element.hasClass("in")){var startEvent=$.Event("hide.bs.collapse");if(this.$element.trigger(startEvent),!startEvent.isDefaultPrevented()){var dimension=this.dimension();this.$element[dimension](this.$element[dimension]())[0].offsetHeight,this.$element.addClass("collapsing").removeClass("collapse in").attr("aria-expanded",!1),this.$trigger.addClass("collapsed").attr("aria-expanded",!1),this.transitioning=1;var complete=function(){this.transitioning=0,this.$element.removeClass("collapsing").addClass("collapse").trigger("hidden.bs.collapse")};return $.support.transition?void this.$element[dimension](0).one("bsTransitionEnd",$.proxy(complete,this)).emulateTransitionEnd(Collapse.TRANSITION_DURATION):complete.call(this)}}},Collapse.prototype.toggle=function(){this[this.$element.hasClass("in")?"hide":"show"]()},Collapse.prototype.getParent=function(){return $(this.options.parent).find('[data-toggle="collapse"][data-parent="'+this.options.parent+'"]').each($.proxy(function(i,element){var $element=$(element);this.addAriaAndCollapsedClass(getTargetFromTrigger($element),$element)},this)).end()},Collapse.prototype.addAriaAndCollapsedClass=function($element,$trigger){var isOpen=$element.hasClass("in");$element.attr("aria-expanded",isOpen),$trigger.toggleClass("collapsed",!isOpen).attr("aria-expanded",isOpen)};var old=$.fn.collapse;$.fn.collapse=Plugin,$.fn.collapse.Constructor=Collapse,$.fn.collapse.noConflict=function(){return $.fn.collapse=old,this},$(document).on("click.bs.collapse.data-api",'[data-toggle="collapse"]',function(e){var $this=$(this);$this.attr("data-target")||e.preventDefault();var $target=getTargetFromTrigger($this),data=$target.data("bs.collapse"),option=data?"toggle":$this.data();Plugin.call($target,option)})}(jQuery);