silverstripe-framework/thirdparty/jquery-ui/minified/ui.accordion.min.js

/*
 * jQuery UI Accordion 1.7.2
 *
 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Accordion
 *
 * Depends:
 *	ui.core.js
 */
(function(a){a.widget("ui.accordion",{_init:function(){var d=this.options,b=this;this.running=0;if(d.collapsible==a.ui.accordion.defaults.collapsible&&d.alwaysOpen!=a.ui.accordion.defaults.alwaysOpen){d.collapsible=!d.alwaysOpen}if(d.navigation){var c=this.element.find("a").filter(d.navigationFilter);if(c.length){if(c.filter(d.header).length){this.active=c}else{this.active=c.parent().parent().prev();c.addClass("ui-accordion-content-active")}}}this.element.addClass("ui-accordion ui-widget ui-helper-reset");if(this.element[0].nodeName=="UL"){this.element.children("li").addClass("ui-accordion-li-fix")}this.headers=this.element.find(d.header).addClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all").bind("mouseenter.accordion",function(){a(this).addClass("ui-state-hover")}).bind("mouseleave.accordion",function(){a(this).removeClass("ui-state-hover")}).bind("focus.accordion",function(){a(this).addClass("ui-state-focus")}).bind("blur.accordion",function(){a(this).removeClass("ui-state-focus")});this.headers.next().addClass("ui-accordion-content ui-helper-reset ui-widget-content ui-corner-bottom");this.active=this._findActive(this.active||d.active).toggleClass("ui-state-default").toggleClass("ui-state-active").toggleClass("ui-corner-all").toggleClass("ui-corner-top");this.active.next().addClass("ui-accordion-content-active");a("<span/>").addClass("ui-icon "+d.icons.header).prependTo(this.headers);this.active.find(".ui-icon").toggleClass(d.icons.header).toggleClass(d.icons.headerSelected);if(a.browser.msie){this.element.find("a").css("zoom","1")}this.resize();this.element.attr("role","tablist");this.headers.attr("role","tab").bind("keydown",function(e){return b._keydown(e)}).next().attr("role","tabpanel");this.headers.not(this.active||"").attr("aria-expanded","false").attr("tabIndex","-1").next().hide();if(!this.active.length){this.headers.eq(0).attr("tabIndex","0")}else{this.active.attr("aria-expanded","true").attr("tabIndex","0")}if(!a.browser.safari){this.headers.find("a").attr("tabIndex","-1")}if(d.event){this.headers.bind((d.event)+".accordion",function(e){return b._clickHandler.call(b,e,this)})}},destroy:function(){var c=this.options;this.element.removeClass("ui-accordion ui-widget ui-helper-reset").removeAttr("role").unbind(".accordion").removeData("accordion");this.headers.unbind(".accordion").removeClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all ui-state-active ui-corner-top").removeAttr("role").removeAttr("aria-expanded").removeAttr("tabindex");this.headers.find("a").removeAttr("tabindex");this.headers.children(".ui-icon").remove();var b=this.headers.next().css("display","").removeAttr("role").removeClass("ui-helper-reset ui-widget-content ui-corner-bottom ui-accordion-content ui-accordion-content-active");if(c.autoHeight||c.fillHeight){b.css("height","")}},_setData:function(b,c){if(b=="alwaysOpen"){b="collapsible";c=!c}a.widget.prototype._setData.apply(this,arguments)},_keydown:function(e){var g=this.options,f=a.ui.keyCode;if(g.disabled||e.altKey||e.ctrlKey){return}var d=this.headers.length;var b=this.headers.index(e.target);var c=false;switch(e.keyCode){case f.RIGHT:case f.DOWN:c=this.headers[(b+1)%d];break;case f.LEFT:case f.UP:c=this.headers[(b-1+d)%d];break;case f.SPACE:case f.ENTER:return this._clickHandler({target:e.target},e.target)}if(c){a(e.target).attr("tabIndex","-1");a(c).attr("tabIndex","0");c.focus();return false}return true},resize:function(){var e=this.options,d;if(e.fillSpace){if(a.browser.msie){var b=this.element.parent().css("overflow");this.element.parent().css("overflow","hidden")}d=this.element.parent().height();if(a.browser.msie){this.element.parent().css("overflow",b)}this.headers.each(function(){d-=a(this).outerHeight()});var c=0;this.headers.next().each(function(){c=Math.max(c,a(this).innerHeight()-a(this).height())}).height(Math.max(0,d-c)).css("overflow","auto")}else{if(e.autoHeight){d=0;this.headers.next().each(function(){d=Math.max(d,a(this).outerHeight())}).height(d)}}},activate:function(b){var c=this._findActive(b)[0];this._clickHandler({t