yui-ext.js

一个使用yui-ext库

this.setCookie(name,value);YAHOO.ext.state.CookieProvider.superclass.set.call(this,name,value);},clear:function(name){this.clearCookie(name);YAHOO.ext.state.CookieProvider.superclass.clear.call(this,name);},readCookies:function(){var cookies={};var c=document.cookie+';';var re=/\s?(.*?)=(.*?);/g;var matches;while((matches=re.exec(c))!=null){var name=matches[1];var value=matches[2];if(name&&name.substring(0,3)=='ys-'){cookies[name.substr(3)]=this.decodeValue(value);}}
return cookies;},setCookie:function(name,value){document.cookie="ys-"+name+"="+this.encodeValue(value)+
((this.expires==null)?"":("; expires="+this.expires.toGMTString()))+
((this.path==null)?"":("; path="+this.path))+
((this.domain==null)?"":("; domain="+this.domain))+
((this.secure==true)?"; secure":"");},clearCookie:function(name){document.cookie="ys-"+name+"=null; expires=Thu, 01-Jan-70 00:00:01 GMT"+
((this.path==null)?"":("; path="+this.path))+
((this.domain==null)?"":("; domain="+this.domain))+
((this.secure==true)?"; secure":"");}});

YAHOO.ext.EventManager=new function(){var docReadyEvent;var docReadyProcId;var docReadyState=false;this.ieDeferSrc=false;var resizeEvent;var resizeTask;var fireDocReady=function(){if(!docReadyState){docReadyState=true;if(docReadyProcId){clearInterval(docReadyProcId);}
if(docReadyEvent){docReadyEvent.fire();}}};var initDocReady=function(){docReadyEvent=new YAHOO.util.CustomEvent('documentready');if(document.addEventListener){YAHOO.util.Event.on(document,"DOMContentLoaded",fireDocReady);}else if(YAHOO.ext.util.Browser.isIE){document.write('<s'+'cript id="ie-deferred-loader" defer="defer" src="'+
(YAHOO.ext.EventManager.ieDeferSrc||YAHOO.ext.SSL_SECURE_URL)+'"></s'+'cript>');YAHOO.util.Event.on('ie-deferred-loader','readystatechange',function(){if(this.readyState=='complete'){fireDocReady();}});}else if(YAHOO.ext.util.Browser.isSafari){docReadyProcId=setInterval(function(){var rs=document.readyState;if(rs=='loaded'||rs=='complete'){fireDocReady();}},10);}
YAHOO.util.Event.on(window,'load',fireDocReady);};this.wrap=function(fn,scope,override){var wrappedFn=function(e){YAHOO.ext.EventObject.setEvent(e);fn.call(override?scope||window:window,YAHOO.ext.EventObject,scope);};return wrappedFn;};this.addListener=function(element,eventName,fn,scope,override){var wrappedFn=this.wrap(fn,scope,override);YAHOO.util.Event.addListener(element,eventName,wrappedFn);return wrappedFn;};this.removeListener=function(element,eventName,wrappedFn){return YAHOO.util.Event.removeListener(element,eventName,wrappedFn);};this.on=this.addListener;this.onDocumentReady=function(fn,scope,override){if(docReadyState){fn.call(override?scope||window:window,scope);return;}
if(!docReadyEvent){initDocReady();}
docReadyEvent.subscribe(fn,scope,override);}
this.onWindowResize=function(fn,scope,override){if(!resizeEvent){resizeEvent=new YAHOO.util.CustomEvent('windowresize');resizeTask=new YAHOO.ext.util.DelayedTask(function(){resizeEvent.fireDirect(YAHOO.util.Dom.getViewportWidth(),YAHOO.util.Dom.getViewportHeight());});YAHOO.util.Event.on(window,'resize',function(){resizeTask.delay(50);});}
resizeEvent.subscribe(fn,scope,override);},this.removeResizeListener=function(fn,scope){if(resizeEvent){resizeEvent.unsubscribe(fn,scope);}}};YAHOO.ext.EventObject=new function(){this.browserEvent=null;this.button=-1;this.shiftKey=false;this.ctrlKey=false;this.altKey=false;this.BACKSPACE=8;this.TAB=9;this.RETURN=13;this.ESC=27;this.SPACE=32;this.PAGEUP=33;this.PAGEDOWN=34;this.END=35;this.HOME=36;this.LEFT=37;this.UP=38;this.RIGHT=39;this.DOWN=40;this.DELETE=46;this.F5=116;this.setEvent=function(e){if(e==this){return this;}
this.browserEvent=e;if(e){this.button=e.button;this.shiftKey=e.shiftKey;this.ctrlKey=e.ctrlKey;this.altKey=e.altKey;}else{this.button=-1;this.shiftKey=false;this.ctrlKey=false;this.altKey=false;}
return this;};this.stopEvent=function(){if(this.browserEvent){YAHOO.util.Event.stopEvent(this.browserEvent);}};this.preventDefault=function(){if(this.browserEvent){YAHOO.util.Event.preventDefault(this.browserEvent);}};this.isNavKeyPress=function(){return(this.browserEvent.keyCode&&this.browserEvent.keyCode>=33&&this.browserEvent.keyCode<=40);};this.stopPropagation=function(){if(this.browserEvent){YAHOO.util.Event.stopPropagation(this.browserEvent);}};this.getCharCode=function(){if(this.browserEvent){return YAHOO.util.Event.getCharCode(this.browserEvent);}
return null;};this.getKey=function(){if(this.browserEvent){return this.browserEvent.keyCode||this.browserEvent.charCode;}
return null;};this.getPageX=function(){if(this.browserEvent){return YAHOO.util.Event.getPageX(this.browserEvent);}
return null;};this.getPageY=function(){if(this.browserEvent){return YAHOO.util.Event.getPageY(this.browserEvent);}
return null;};this.getTime=function(){if(this.browserEvent){return YAHOO.util.Event.getTime(this.browserEvent);}
return null;};this.getXY=function(){if(this.browserEvent){return YAHOO.util.Event.getXY(this.browserEvent);}
return[];};this.getTarget=function(){if(this.browserEvent){return YAHOO.util.Event.getTarget(this.browserEvent);}
return null;};this.findTarget=function(className,tagName){if(tagName)tagName=tagName.toLowerCase();if(this.browserEvent){function isMatch(el){if(!el){return false;}
if(className&&!YAHOO.util.Dom.hasClass(el,className)){return false;}
if(tagName&&el.tagName.toLowerCase()!=tagName){return false;}
return true;};var t=this.getTarget();if(!t||isMatch(t)){return t;}
var p=t.parentNode;var b=document.body;while(p&&p!=b){if(isMatch(p)){return p;}
p=p.parentNode;}}
return null;};this.getRelatedTarget=function(){if(this.browserEvent){return YAHOO.util.Event.getRelatedTarget(this.browserEvent);}
return null;};this.getWheelDelta=function(){var e=this.browserEvent;var delta=0;if(e.wheelDelta){delta=e.wheelDelta/120;if(window.opera)delta=-delta;}else if(e.detail){delta=-e.detail/3;}
return delta;};this.hasModifier=function(){return this.ctrlKey||this.altKey||this.shiftKey;};}();

YAHOO.ext.UpdateManager=function(el,forceNew){el=YAHOO.ext.Element.get(el);if(!forceNew&&el.updateManager){return el.updateManager;}
this.el=el;this.defaultUrl=null;this.beforeUpdate=new YAHOO.util.CustomEvent('UpdateManager.beforeUpdate');this.onUpdate=new YAHOO.util.CustomEvent('UpdateManager.onUpdate');this.onFailure=new YAHOO.util.CustomEvent('UpdateManager.onFailure');this.events={'beforeupdate':this.beforeUpdate,'update':this.onUpdate,'failure':this.onFailure};this.sslBlankUrl=YAHOO.ext.UpdateManager.defaults.sslBlankUrl;this.disableCaching=YAHOO.ext.UpdateManager.defaults.disableCaching;this.indicatorText=YAHOO.ext.UpdateManager.defaults.indicatorText;this.showLoadIndicator=YAHOO.ext.UpdateManager.defaults.showLoadIndicator;this.timeout=YAHOO.ext.UpdateManager.defaults.timeout;this.loadScripts=YAHOO.ext.UpdateManager.defaults.loadScripts;this.transaction=null;this.autoRefreshProcId=null;this.refreshDelegate=this.refresh.createDelegate(this);this.updateDelegate=this.update.createDelegate(this);this.formUpdateDelegate=this.formUpdate.createDelegate(this);this.successDelegate=this.processSuccess.createDelegate(this);this.failureDelegate=this.processFailure.createDelegate(this);this.renderer=new YAHOO.ext.UpdateManager.BasicRenderer();};YAHOO.ext.UpdateManager.prototype={fireEvent:YAHOO.ext.util.Observable.prototype.fireEvent,on:YAHOO.ext.util.Observable.prototype.on,addListener:YAHOO.ext.util.Observable.prototype.addListener,delayedListener:YAHOO.ext.util.Observable.prototype.delayedListener,removeListener:YAHOO.ext.util.Observable.prototype.removeListener,purgeListeners:YAHOO.ext.util.Observable.prototype.purgeListeners,bufferedListener:YAHOO.ext.util.Observable.prototype.bufferedListener,getEl:function(){return this.el;},update:function(url,params,callback,discardUrl){if(this.beforeUpdate.fireDirect(this.el,url,params)!==false){if(typeof url=='object'){var cfg=url;url=cfg.url;params=params||cfg.params;callback=callback||cfg.callback;discardUrl=discardUrl||cfg.discardUrl;if(callback&&cfg.scope){callback=callback.createDelegate(cfg.scope);}
if(typeof cfg.nocache!='undefined'){this.disableCaching=cfg.nocache};if(typeof cfg.text!='undefined'){this.indicatorText='<div class="loading-indicator">'+cfg.text+'</div>'};if(typeof cfg.scripts!='undefined'){this.loadScripts=cfg.scripts};if(typeof cfg.timeout!='undefined'){this.timeout=cfg.timeout};}
this.showLoading();if(!discardUrl){this.defaultUrl=url;}
if(typeof url=='function'){url=url();}
if(typeof params=='function'){params=params();}
if(params&&typeof params!='string'){var buf=[];for(var key in params){if(typeof params[key]!='function'){buf.push(encodeURIComponent(key),'=',encodeURIComponent(params[key]),'&');}}
delete buf[buf.length-1];params=buf.join('');}
var callback={success:this.successDelegate,failure:this.failureDelegate,timeout:(this.timeout*1000),argument:{'url':url,'form':null,'callback':callback,'params':params}};var method=params?'POST':'GET';if(method=='GET'){url=this.prepareUrl(url);}
this.transaction=YAHOO.util.Connect.asyncRequest(method,url,callback,params);}},formUpdate:function(form,url,reset,callback){if(this.beforeUpdate.fireDirect(this.el,form,url)!==false){this.showLoading();formEl=YAHOO.util.Dom.get(form);if(typeof url=='function'){url=url();}
if(typeof params=='function'){params=params();}
url=url||formEl.action;var callback={success:this.successDelegate,failure:this.failureDelegate,timeout:(this.timeout*1000),argument:{'url':url,'form':form,'callback':callback,'reset':reset}};var isUpload=false;var enctype=formEl.getAttribute('enctype');if(enctype&&enctype.toLowerCase()=='multipart/form-data'){isUpload=true;}
YAHOO.util.Connect.setForm(form,isUpload,this.sslBlankUrl);this.transaction=YAHOO.util.Connect.asyncRequest('POST',url,callback);}},refresh:function(callback){if(this.defaultUrl==null){return;}
this.update(this.defaultUrl,null,callback,true);},startAutoRefresh:function(interval,url,params,callback,refreshNow){if(refreshNow){this.update(url||this.defaultUrl,params,callback,true);}
if(this.autoRefreshProcId){clearInterval(this.autoRefreshProcId);}
this.autoRefreshProcId=setInterval(this.update.createDelegate(this,[url||this.defaultUrl,params,callback,true]),interval*1000);},stopAutoRefresh:function(){if(this.autoRefreshProcId){clearInterval(this.autoRefreshProcId);}},showLoading:function(){if(this.showLoadIndicator){this.el.update(this.indicatorText);}},prepareUrl:function(url){if(this.disableCaching){var append='_dc='+(new Date().getTime());if(url.indexOf('?')!==-1){url+='&'+append;}else{url+='?'+append;}}
return url;},processSuccess:function(response){this.transaction=null;if(response.argument.form&&response.argument.reset){try{response.argument.form.reset();}catch(e){}}
if(this.loadScripts){this.renderer.render(this.el,response,this,this.updateComplete.createDelegate(this,[response]));}else{this.renderer.render(this.el,response,this);this.updateComplete(response);}},updateComplete:function(response){this.fireEvent('update',this.el,response);if(typeof response.argument.callback=='function'){response.argument.callback(this.el,true);}},processFailure:function(response){this.transaction=null;this.onFailure.fireDirect(this.el,response);if(typeof response.argument.callback=='function'){response.argument.callback(this.el,false);}},setRenderer:function(renderer){this.renderer=renderer;},getRenderer:function(){return this.renderer;},setDefaultUrl:function(defaultUrl){this.defaultUrl=defaultUrl;},abort:function(){if(this.transaction){YAHOO.util.Connect.abort(this.transaction);}},isUpdating:function(){if(this.transactio