ui.accordion.min.js

jquery in action 的电子书加源码。对ajax学习很有帮助啊

(function(E){E.fn.extend({accordion:function(G,H){return this.each(function(){var I=E.data(this,"accordion");if(!I){E.data(this,"accordion",new E.ui.accordion(this,G))}else{if(typeof G=="string"){I[G](H)}}})}});E.ui.accordion=function(G,H){this.options=H=E.extend({},E.ui.accordion.defaults,H);this.element=E(G);if(H.navigation){var K=this.element.find("a").filter(H.navigationFilter);if(K.length){if(K.filter(H.header).length){H.active=K}else{H.active=K.parent().parent().prev();K.addClass("current")}}}H.headers=this.element.find(H.header);H.active=C(H.headers,H.active);if(!this.element.hasClass("ui-accordion")){this.element.addClass("ui-accordion");E("<span class='ui-accordion-left'/>").insertBefore(H.headers);E("<span class='ui-accordion-right'/>").appendTo(H.headers);H.headers.addClass("ui-accordion-header").attr("tabindex","0")}if(H.fillSpace){var J=this.element.parent().height();H.headers.each(function(){J-=E(this).outerHeight()});var I=0;H.headers.next().each(function(){I=Math.max(I,E(this).innerHeight()-E(this).height())}).height(J-I)}else{if(H.autoHeight){var J=0;H.headers.next().each(function(){J=Math.max(J,E(this).outerHeight())}).height(J)}}H.headers.not(H.active||"").next().hide();H.active.parent().andSelf().addClass(H.selectedClass);if(H.event){this.element.bind((H.event)+".accordion",F)}};E.ui.accordion.prototype={activate:function(G){F.call(this.element[0],{target:C(this.options.headers,G)[0]})},enable:function(){this.options.disabled=false},disable:function(){this.options.disabled=true},destroy:function(){this.options.headers.next().css("display","");if(this.options.fillSpace||this.options.autoHeight){this.options.headers.next().css("height","")}E.removeData(this.element[0],"accordion");this.element.removeClass("ui-accordion").unbind(".accordion")}};function B(H,G){return function(){return H.apply(G,arguments)}}function D(I){if(!E.data(this,"accordion")){return }var G=E.data(this,"accordion");var H=G.options;H.running=I?0:--H.running;if(H.running){return }if(H.clearStyle){H.toShow.add(H.toHide).css({height:"",overflow:""})}E(this).triggerHandler("accordionchange",[H.data],H.change)}function A(G,K,L,J,M){var I=E.data(this,"accordion").options;I.toShow=G;I.toHide=K;I.data=L;var H=B(D,this);I.running=K.size()==0?G.size():K.size();if(I.animated){if(!I.alwaysOpen&&J){E.ui.accordion.animations[I.animated]({toShow:jQuery([]),toHide:K,complete:H,down:M,autoHeight:I.autoHeight})}else{E.ui.accordion.animations[I.animated]({toShow:G,toHide:K,complete:H,down:M,autoHeight:I.autoHeight})}}else{if(!I.alwaysOpen&&J){G.toggle()}else{K.hide();G.show()}H(true)}}function F(L){var J=E.data(this,"accordion").options;if(J.disabled){return false}if(!L.target&&!J.alwaysOpen){J.active.parent().andSelf().toggleClass(J.selectedClass);var I=J.active.next(),M={instance:this,options:J,newHeader:jQuery([]),oldHeader:J.active,newContent:jQuery([]),oldContent:I},G=J.active=E([]);A.call(this,G,I,M);return false}var K=E(L.target);if(K.parents(J.header).length){while(!K.is(J.header)){K=K.parent()}}var H=K[0]==J.active[0];if(J.running||(J.alwaysOpen&&H)){return false}if(!K.is(J.header)){return }J.active.parent().andSelf().toggleClass(J.selectedClass);if(!H){K.parent().andSelf().addClass(J.selectedClass)}var G=K.next(),I=J.active.next(),M={instance:this,options:J,newHeader:K,oldHeader:J.active,newContent:G,oldContent:I},N=J.headers.index(J.active[0])>J.headers.index(K[0]);J.active=H?E([]):K;A.call(this,G,I,M,H,N);return false}function C(H,G){return G!=undefined?typeof G=="number"?H.filter(":eq("+G+")"):H.not(H.not(G)):G===false?E([]):H.filter(":eq(0)")}E.extend(E.ui.accordion,{defaults:{selectedClass:"selected",alwaysOpen:true,animated:"slide",event:"click",header:"a",autoHeight:true,running:0,navigationFilter:function(){return this.href.toLowerCase()==location.href.toLowerCase()}},animations:{slide:function(G,I){G=E.extend({easing:"swing",duration:300},G,I);if(!G.toHide.size()){G.toShow.animate({height:"show"},G);return }var H=G.toHide.height(),J=G.toShow.height(),K=J/H;G.toShow.css({height:0,overflow:"hidden"}).show();G.toHide.filter(":hidden").each(G.complete).end().filter(":visible").animate({height:"hide"},{step:function(L){var M=(H-L)*K;if(E.browser.msie||E.browser.opera){M=Math.ceil(M)}G.toShow.height(M)},duration:G.duration,easing:G.easing,complete:function(){if(!G.autoHeight){G.toShow.css("height","auto")}G.complete()}})},bounceslide:function(G){this.slide(G,{easing:G.down?"bounceout":"swing",duration:G.down?1000:200})},easeslide:function(G){this.slide(G,{easing:"easeinout",duration:700})}}});E.fn.activate=function(G){return this.accordion("activate",G)}})(jQuery);