/*
Copyright (c) 2007, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.3.0

NOTE: This file contains a preview release of the YUI library made
available for testing purposes.  It is not recommended that this code
be used in production environments.  You should replace this version
with the 2.3.0 release as soon as it is available.

*/

(function(){YAHOO.widget.TabView=function(el,attr){attr=attr||{};if(arguments.length==1&&!YAHOO.lang.isString(el)&&!el.nodeName){attr=el;el=attr.element||null;}
if(!el&&!attr.element){el=_createTabViewElement.call(this,attr);}
YAHOO.widget.TabView.superclass.constructor.call(this,el,attr);};YAHOO.extend(YAHOO.widget.TabView,YAHOO.util.Element);var proto=YAHOO.widget.TabView.prototype;var Dom=YAHOO.util.Dom;var Event=YAHOO.util.Event;var Tab=YAHOO.widget.Tab;proto.CLASSNAME='yui-navset';proto.TAB_PARENT_CLASSNAME='yui-nav';proto.CONTENT_PARENT_CLASSNAME='yui-content';proto._tabParent=null;proto._contentParent=null;proto.addTab=function(tab,index){var tabs=this.get('tabs');if(!tabs){this._queue[this._queue.length]=['addTab',arguments];return false;}
index=(index===undefined)?tabs.length:index;var before=this.getTab(index);var self=this;var el=this.get('element');var tabParent=this._tabParent;var contentParent=this._contentParent;var tabElement=tab.get('element');var contentEl=tab.get('contentEl');if(before){tabParent.insertBefore(tabElement,before.get('element'));}else{tabParent.appendChild(tabElement);}
if(contentEl&&!Dom.isAncestor(contentParent,contentEl)){contentParent.appendChild(contentEl);}
if(!tab.get('active')){tab.set('contentVisible',false,true);}else{this.set('activeTab',tab,true);}
var activate=function(e){YAHOO.util.Event.preventDefault(e);var silent=false;if(this==self.get('activeTab')){silent=true;}
self.set('activeTab',this,silent);};tab.addListener(tab.get('activationEvent'),activate);tab.addListener('activationEventChange',function(e){if(e.prevValue!=e.newValue){tab.removeListener(e.prevValue,activate);tab.addListener(e.newValue,activate);}});tabs.splice(index,0,tab);};proto.DOMEventHandler=function(e){var el=this.get('element');var target=YAHOO.util.Event.getTarget(e);var tabParent=this._tabParent;if(Dom.isAncestor(tabParent,target)){var tabEl;var tab=null;var contentEl;var tabs=this.get('tabs');for(var i=0,len=tabs.length;i<len;i++){tabEl=tabs[i].get('element');contentEl=tabs[i].get('contentEl');if(target==tabEl||Dom.isAncestor(tabEl,target)){tab=tabs[i];break;}}
if(tab){tab.fireEvent(e.type,e);}}};proto.getTab=function(index){return this.get('tabs')[index];};proto.getTabIndex=function(tab){var index=null;var tabs=this.get('tabs');for(var i=0,len=tabs.length;i<len;++i){if(tab==tabs[i]){index=i;break;}}
return index;};proto.removeTab=function(tab){var tabCount=this.get('tabs').length;var index=this.getTabIndex(tab);var nextIndex=index+1;if(tab==this.get('activeTab')){if(tabCount>1){if(index+1==tabCount){this.set('activeIndex',index-1);}else{this.set('activeIndex',index+1);}}}
this._tabParent.removeChild(tab.get('element'));this._contentParent.removeChild(tab.get('contentEl'));this._configs.tabs.value.splice(index,1);};proto.toString=function(){var name=this.get('id')||this.get('tagName');return"TabView "+name;};proto.contentTransition=function(newTab,oldTab){newTab.set('contentVisible',true);oldTab.set('contentVisible',false);};proto.initAttributes=function(attr){YAHOO.widget.TabView.superclass.initAttributes.call(this,attr);if(!attr.orientation){attr.orientation='top';}
var el=this.get('element');if(!YAHOO.util.Dom.hasClass(el,this.CLASSNAME)){YAHOO.util.Dom.addClass(el,this.CLASSNAME);}
this.setAttributeConfig('tabs',{value:[],readOnly:true});this._tabParent=this.getElementsByClassName(this.TAB_PARENT_CLASSNAME,'ul')[0]||_createTabParent.call(this);this._contentParent=this.getElementsByClassName(this.CONTENT_PARENT_CLASSNAME,'div')[0]||_createContentParent.call(this);this.setAttributeConfig('orientation',{value:attr.orientation,method:function(value){var current=this.get('orientation');this.addClass('yui-navset-'+value);if(current!=value){this.removeClass('yui-navset-'+current);}
switch(value){case'bottom':this.appendChild(this._tabParent);break;}}});this.setAttributeConfig('activeIndex',{value:attr.activeIndex,method:function(value){this.set('activeTab',this.getTab(value));},validator:function(value){return!this.getTab(value).get('disabled');}});this.setAttributeConfig('activeTab',{value:attr.activeTab,method:function(tab){var activeTab=this.get('activeTab');if(tab){tab.set('active',true);this._configs['activeIndex'].value=this.getTabIndex(tab);}
if(activeTab&&activeTab!=tab){activeTab.set('active',false);}
if(activeTab&&tab!=activeTab){this.contentTransition(tab,activeTab);}else if(tab){tab.set('contentVisible',true);}},validator:function(value){return!value.get('disabled');}});if(this._tabParent){_initTabs.call(this);}
this.DOM_EVENTS.submit=false;this.DOM_EVENTS.focus=false;this.DOM_EVENTS.blur=false;for(var type in this.DOM_EVENTS){if(YAHOO.lang.hasOwnProperty(this.DOM_EVENTS,type)){this.addListener.call(this,type,this.DOMEventHandler);}}};var _initTabs=function(){var tab,attr,contentEl;var el=this.get('element');var tabs=_getChildNodes(this._tabParent);var contentElements=_getChildNodes(this._contentParent);for(var i=0,len=tabs.length;i<len;++i){attr={};if(contentElements[i]){attr.contentEl=contentElements[i];}
tab=new YAHOO.widget.Tab(tabs[i],attr);this.addTab(tab);if(tab.hasClass(tab.ACTIVE_CLASSNAME)){this._configs.activeTab.value=tab;this._configs.activeIndex.value=this.getTabIndex(tab);}}};var _createTabViewElement=function(attr){var el=document.createElement('div');if(this.CLASSNAME){el.className=this.CLASSNAME;}
return el;};var _createTabParent=function(attr){var el=document.createElement('ul');if(this.TAB_PARENT_CLASSNAME){el.className=this.TAB_PARENT_CLASSNAME;}
this.get('element').appendChild(el);return el;};var _createContentParent=function(attr){var el=document.createElement('div');if(this.CONTENT_PARENT_CLASSNAME){el.className=this.CONTENT_PARENT_CLASSNAME;}
this.get('element').appendChild(el);return el;};var _getChildNodes=function(el){var nodes=[];var childNodes=el.childNodes;for(var i=0,len=childNodes.length;i<len;++i){if(childNodes[i].nodeType==1){nodes[nodes.length]=childNodes[i];}}
return nodes;};})();(function(){var Dom=YAHOO.util.Dom,Event=YAHOO.util.Event;var Tab=function(el,attr){attr=attr||{};if(arguments.length==1&&!YAHOO.lang.isString(el)&&!el.nodeName){attr=el;el=attr.element;}
if(!el&&!attr.element){el=_createTabElement.call(this,attr);}
this.loadHandler={success:function(o){this.set('content',o.responseText);},failure:function(o){}};Tab.superclass.constructor.call(this,el,attr);this.DOM_EVENTS={};};YAHOO.extend(Tab,YAHOO.util.Element);var proto=Tab.prototype;proto.LABEL_TAGNAME='em';proto.ACTIVE_CLASSNAME='selected';proto.DISABLED_CLASSNAME='disabled';proto.LOADING_CLASSNAME='loading';proto.dataConnection=null;proto.loadHandler=null;proto._loading=false;proto.toString=function(){var el=this.get('element');var id=el.id||el.tagName;return"Tab "+id;};proto.initAttributes=function(attr){attr=attr||{};Tab.superclass.initAttributes.call(this,attr);var el=this.get('element');this.setAttributeConfig('activationEvent',{value:attr.activationEvent||'click'});this.setAttributeConfig('labelEl',{value:attr.labelEl||_getlabelEl.call(this),method:function(value){var current=this.get('labelEl');if(current){if(current==value){return false;}
this.replaceChild(value,current);}else if(el.firstChild){this.insertBefore(value,el.firstChild);}else{this.appendChild(value);}}});this.setAttributeConfig('label',{value:attr.label||_getLabel.call(this),method:function(value){var labelEl=this.get('labelEl');if(!labelEl){this.set('labelEl',_createlabelEl.call(this));}
_setLabel.call(this,value);}});this.setAttributeConfig('contentEl',{value:attr.contentEl||document.createElement('div'),method:function(value){var current=this.get('contentEl');if(current){if(current==value){return false;}
this.replaceChild(value,current);}}});this.setAttributeConfig('content',{value:attr.content,method:function(value){this.get('contentEl').innerHTML=value;}});var _dataLoaded=false;this.setAttributeConfig('dataSrc',{value:attr.dataSrc});this.setAttributeConfig('cacheData',{value:attr.cacheData||false,validator:YAHOO.lang.isBoolean});this.setAttributeConfig('loadMethod',{value:attr.loadMethod||'GET',validator:YAHOO.lang.isString});this.setAttributeConfig('dataLoaded',{value:false,validator:YAHOO.lang.isBoolean,writeOnce:true});this.setAttributeConfig('dataTimeout',{value:attr.dataTimeout||null,validator:YAHOO.lang.isNumber});this.setAttributeConfig('active',{value:attr.active||this.hasClass(this.ACTIVE_CLASSNAME),method:function(value){if(value===true){this.addClass(this.ACTIVE_CLASSNAME);this.set('title','active');}else{this.removeClass(this.ACTIVE_CLASSNAME);this.set('title','');}},validator:function(value){return YAHOO.lang.isBoolean(value)&&!this.get('disabled');}});this.setAttributeConfig('disabled',{value:attr.disabled||this.hasClass(this.DISABLED_CLASSNAME),method:function(value){if(value===true){Dom.addClass(this.get('element'),this.DISABLED_CLASSNAME);}else{Dom.removeClass(this.get('element'),this.DISABLED_CLASSNAME);}},validator:YAHOO.lang.isBoolean});this.setAttributeConfig('href',{value:attr.href||this.getElementsByTagName('a')[0].getAttribute('href',2)||'#',method:function(value){this.getElementsByTagName('a')[0].href=value;},validator:YAHOO.lang.isString});this.setAttributeConfig('contentVisible',{value:attr.contentVisible,method:function(value){if(value){this.get('contentEl').style.display='block';if(this.get('dataSrc')){if(!this._loading&&!(this.get('dataLoaded')&&this.get('cacheData'))){_dataConnect.call(this);}}}else{this.get('contentEl').style.display='none';}},validator:YAHOO.lang.isBoolean});};var _createTabElement=function(attr){var el=document.createElement('li');var a=document.createElement('a');a.href=attr.href||'#';el.appendChild(a);var label=attr.label||null;var labelEl=attr.labelEl||null;if(labelEl){if(!label){label=_getLabel.call(this,labelEl);}}else{labelEl=_createlabelEl.call(this);}
a.appendChild(labelEl);return el;};var _getlabelEl=function(){return this.getElementsByTagName(this.LABEL_TAGNAME)[0];};var _createlabelEl=function(){var el=document.createElement(this.LABEL_TAGNAME);return el;};var _setLabel=function(label){var el=this.get('labelEl');el.innerHTML=label;};var _getLabel=function(){var label,el=this.get('labelEl');if(!el){return undefined;}
return el.innerHTML;};var _dataConnect=function(){if(!YAHOO.util.Connect){return false;}
Dom.addClass(this.get('contentEl').parentNode,this.LOADING_CLASSNAME);this._loading=true;this.dataConnection=YAHOO.util.Connect.asyncRequest(this.get('loadMethod'),this.get('dataSrc'),{success:function(o){this.loadHandler.success.call(this,o);this.set('dataLoaded',true);this.dataConnection=null;Dom.removeClass(this.get('contentEl').parentNode,this.LOADING_CLASSNAME);this._loading=false;},failure:function(o){this.loadHandler.failure.call(this,o);this.dataConnection=null;Dom.removeClass(this.get('contentEl').parentNode,this.LOADING_CLASSNAME);this._loading=false;},scope:this,timeout:this.get('dataTimeout')});};YAHOO.widget.Tab=Tab;})();YAHOO.register("tabview",YAHOO.widget.TabView,{version:"2.3.0",build:"357"});