dojo.js

Ajax最流行书籍

/* Copyright (c) 2004-2005 The Dojo Foundation, Licensed under the Academic Free License version 2.1 or above */var dj_global=this;
function dj_undef(_1,_2){
if(!_2){
_2=dj_global;
}
return (typeof _2[_1]=="undefined");
}
function dj_eval_object_path(_3,_4){
if(typeof _3!="string"){
return dj_global;
}
if(_3.indexOf(".")==-1){
return dj_undef(_3)?undefined:dj_global[_3];
}
var _5=_3.split(/\./);
var _6=dj_global;
for(var i=0;i<_5.length;++i){
if(!_4){
_6=_6[_5[i]];
if((typeof _6=="undefined")||(!_6)){
return _6;
}
}else{
if(dj_undef(_5[i],_6)){
_6[_5[i]]={};
}
_6=_6[_5[i]];
}
}
return _6;
}
if(dj_undef("djConfig")){
var djConfig={};
}
var dojo;
if(dj_undef("dojo")){
dojo={};
}
function dj_debug(){
var _8=arguments;
if(dj_undef("println",dojo.hostenv)){
dj_throw("dj_debug not available (yet?)");
}
if(!dojo.hostenv.is_debug_){
return;
}
var _9=dj_global["jum"];
var s=_9?"":"DEBUG: ";
for(var i=0;i<_8.length;++i){
s+=_8[i];
}
if(_9){
jum.debug(s);
}else{
dojo.hostenv.println(s);
}
}
function dj_throw(_11){
var he=dojo.hostenv;
if(dj_undef("hostenv",dojo)&&dj_undef("println",dojo)){
dojo.hostenv.println("FATAL: "+_11);
}
throw Error(_11);
}
function dj_error_to_string(_13){
return ((!dj_undef("message",_13))?_13.message:(dj_undef("description",_13)?_13:_13.description));
}
function dj_rethrow(_14,_15){
var _16=dj_error_to_string(_15);
dj_throw(_14+": "+_16);
}
function dj_eval(s){
return dj_global.eval?dj_global.eval(s):eval(s);
}
function dj_unimplemented(_17,_18){
var _19="'"+_17+"' not implemented";
if((typeof _18!="undefined")&&(_18)){
_19+=" "+_18;
}
dj_throw(_19);
}
function dj_inherits(_20,_21){
if(typeof _21!="function"){
dj_throw("superclass: "+_21+" borken");
}
_20.prototype=new _21();
_20.prototype.constructor=_20;
_20["super"]=_21;
}
dojo.render={name:"",ver:0,os:{win:false,linux:false,osx:false},html:{capable:false,support:{builtin:false,plugin:false},ie:false,opera:false,khtml:false,safari:false,moz:false},svg:{capable:false,support:{builtin:false,plugin:false},corel:false,adobe:false,batik:false},swf:{capable:false,support:{builtin:false,plugin:false},mm:false},swt:{capable:false,support:{builtin:false,plugin:false},ibm:false}};
dojo.hostenv=(function(){
var djc=djConfig;
function _def(obj,_24,def){
return (dj_undef(_24,obj)?def:obj[_24]);
}
return {is_debug_:_def(djc,"isDebug",false),base_script_uri_:_def(djc,"baseScriptUri",undefined),base_relative_path_:_def(djc,"baseRelativePath",""),library_script_uri_:_def(djc,"libraryScriptUri",""),auto_build_widgets_:_def(djc,"parseWidgets",true),name_:"(unset)",version_:"(unset)",pkgFileName:"__package__",loading_modules_:{},addedToLoadingCount:[],removedFromLoadingCount:[],inFlightCount:0,modulePrefixes_:{dojo:{name:"dojo",value:"src"}},setModulePrefix:function(_26,_27){
this.modulePrefixes_[_26]={name:_26,value:_27};
},getModulePrefix:function(_28){
var mp=this.modulePrefixes_;
if((mp[_28])&&(mp[_28]["name"])){
return mp[_28].value;
}
return _28;
},getTextStack:[],loadUriStack:[],loadedUris:[],modules_:{},modulesLoadedFired:false,modulesLoadedListeners:[],getName:function(){
return this.name_;
},getVersion:function(){
return this.version_;
},getText:function(uri){
dj_unimplemented("getText","uri="+uri);
},getLibraryScriptUri:function(){
dj_unimplemented("getLibraryScriptUri","");
}};
})();
dojo.hostenv.getBaseScriptUri=function(){
if(!dj_undef("base_script_uri_",this)){
return this.base_script_uri_;
}
var uri=this.library_script_uri_;
if(!uri){
uri=this.library_script_uri_=this.getLibraryScriptUri();
if(!uri){
dj_throw("Nothing returned by getLibraryScriptUri(): "+uri);
}
}
var _31=uri.lastIndexOf("/");
this.base_script_uri_=this.base_relative_path_;
return this.base_script_uri_;
};
dojo.hostenv.setBaseScriptUri=function(uri){
this.base_script_uri_=uri;
};
dojo.hostenv.loadPath=function(_32,_33,cb){
if(!_32){
dj_throw("Missing relpath argument");
}
if((_32.charAt(0)=="/")||(_32.match(/^\w+:/))){
dj_throw("relpath '"+_32+"'; must be relative");
}
var uri=this.getBaseScriptUri()+_32;
try{
return ((!_33)?this.loadUri(uri):this.loadUriAndCheck(uri,_33));
}
catch(e){
if(dojo.hostenv.is_debug_){
dj_debug(e);
}
return false;
}
};
dojo.hostenv.loadUri=function(uri,cb){
if(dojo.hostenv.loadedUris[uri]){
return;
}
var _35=this.getText(uri,null,true);
if(_35==null){
return 0;
}
var _36=dj_eval(_35);
return 1;
};
dojo.hostenv.getDepsForEval=function(_37){
if(!_37){
_37="";
}
var _38=[];
var tmp=_37.match(/dojo.hostenv.loadModule\(.*?\)/mg);
if(tmp){
for(var x=0;x<tmp.length;x++){
_38.push(tmp[x]);
}
}
tmp=_37.match(/dojo.hostenv.require\(.*?\)/mg);
if(tmp){
for(var x=0;x<tmp.length;x++){
_38.push(tmp[x]);
}
}
tmp=_37.match(/dojo.hostenv.conditionalLoadModule\([\w\W]*?\)/gm);
if(tmp){
for(var x=0;x<tmp.length;x++){
_38.push(tmp[x]);
}
}
return _38;
};
dojo.hostenv.loadUriAndCheck=function(uri,_41,cb){
var ok=true;
try{
ok=this.loadUri(uri,cb);
}
catch(e){
dj_debug("failed loading ",uri," with error: ",e);
}
return ((ok)&&(this.findModule(_41,false)))?true:false;
};
dojo.hostenv.loaded=function(){
this.modulesLoadedFired=true;
var mll=this.modulesLoadedListeners;
for(var x=0;x<mll.length;x++){
mll[x]();
}
};
dojo.hostenv.modulesLoaded=function(){
if(this.modulesLoadedFired){
return;
}
if((this.loadUriStack.length==0)&&(this.getTextStack.length==0)){
if(this.inFlightCount>0){
dj_debug("couldn't initialize, there are files still in flight");
return;
}
this.loaded();
}
};
dojo.hostenv.loadModule=function(_44,_45,_46){
var _47=this.findModule(_44,false);
if(_47){
return _47;
}
if(!dj_undef(_44,this.loading_modules_)){
dj_debug("recursive attempt to load module '"+_44+"'");
}else{
this.addedToLoadingCount.push(_44);
}
this.loading_modules_[_44]=1;
var _48=_44.replace(/\./g,"/")+".js";
var _49=_44.split(".");
var _50=_44.split(".");
_49[0]=this.getModulePrefix(_49[0]);
var _51=_49.pop();
_49.push(_51);
if(_51=="*"){
_44=(_50.slice(0,-1)).join(".");
var _47=this.findModule(_44,0);
if(_47){
return _47;
}
while(_49.length){
_49.pop();
_49.push("__package__");
_48=_49.join("/")+".js";
if(_48.charAt(0)=="/"){
_48=_48.slice(1);
}
ok=this.loadPath(_48,((!_46)?_44:null));
if(ok){
break;
}
_49.pop();
}
}else{
_48=_49.join("/")+".js";
_44=_50.join(".");
var ok=this.loadPath(_48,((!_46)?_44:null));
if((!ok)&&(!_45)){
_49.pop();
while(_49.length){
_48=_49.join("/")+".js";
ok=this.loadPath(_48,((!_46)?_44:null));
if(ok){
break;
}
_49.pop();
_48=_49.join("/")+"/__package__.js";
if(_48.charAt(0)=="/"){
_48=_48.slice(1);
}
ok=this.loadPath(_48,((!_46)?_44:null));
if(ok){
break;
}
}
}
if((!ok)&&(!_46)){
dj_throw("Could not load '"+_44+"'; last tried '"+_48+"'");
}
}
if(!_46){
_47=this.findModule(_44,false);
if(!_47){
dj_throw("symbol '"+_44+"' is not defined after loading '"+_48+"'");
}
}
return _47;
};
function dj_load(_52,_53){
return dojo.hostenv.loadModule(_52,_53);
}
dojo.hostenv.startPackage=function(_54){
var _55=_54.split(/\./);
if(_55[_55.length-1]=="*"){
_55.pop();
}
return dj_eval_object_path(_55.join("."),true);
};
dojo.hostenv.findModule=function(_56,_57){
if(!dj_undef(_56,this.modules_)){
return this.modules_[_56];
}
var _58=dj_eval_object_path(_56);
if((typeof _58!=="undefined")&&(_58)){
return this.modules_[_56]=_58;
}
if(_57){
dj_throw("no loaded module named '"+_56+"'");
}
return null;
};
if(typeof window=="undefined"){
dj_throw("no window object");
}
(function(){
if((dojo.hostenv["base_script_uri_"]==""||dojo.hostenv["base_relative_path_"]=="")&&document&&document.getElementsByTagName){
var _59=document.getElementsByTagName("script");
var _60=/__package__\.js$/i;
for(var i=0;i<_59.length;i++){
var src=_59[i].getAttribute("src");
if(_60.test(src)){
var _62=src.replace(_60,"");
if(dojo.hostenv["base_script_uri_"]==""){
dojo.hostenv["base_script_uri_"]=_62;
}
if(dojo.hostenv["base_relative_path_"]==""){
dojo.hostenv["base_relative_path_"]=_62;
}
break;
}
}
}
})();
with(dojo.render){
html.UA=navigator.userAgent;
html.AV=navigator.appVersion;
html.capable=true;
html.support.builtin=true;
ver=parseFloat(html.AV);
os.mac=html.AV.indexOf("Macintosh")==-1?false:true;
os.win=html.AV.indexOf("Windows")==-1?false:true;
html.opera=html.UA.indexOf("Opera")==-1?false:true;
html.khtml=((html.AV.indexOf("Konqueror")>=0)||(html.AV.indexOf("Safari")>=0))?true:false;
html.safari=(html.AV.indexOf("Safari")>=0)?true:false;
html.moz=((html.UA.indexOf("Gecko")>=0)&&(!html.khtml))?true:false;
html.ie=((document.all)&&(!html.opera))?true:false;
html.ie50=html.ie&&html.AV.indexOf("MSIE 5.0")>=0;
html.ie55=html.ie&&html.AV.indexOf("MSIE 5.5")>=0;
html.ie60=html.ie&&html.AV.indexOf("MSIE 6.0")>=0;
}
dojo.hostenv.startPackage("dojo.hostenv");
dojo.hostenv.name_="browser";
var DJ_XMLHTTP_PROGIDS=["Msxml2.XMLHTTP","Microsoft.XMLHTTP","Msxml2.XMLHTTP.4.0"];
dojo.hostenv.getXmlhttpObject=function(){
var _63=null;
var _64=null;
try{
_63=new XMLHttpRequest();
}
catch(e){
}
if(!_63){
for(var i=0;i<3;++i){
var _65=DJ_XMLHTTP_PROGIDS[i];
try{
_63=new ActiveXObject(_65);
}
catch(e){
_64=e;
}
if(_63){
DJ_XMLHTTP_PROGIDS=[_65];
break;
}else{
}
}
}
if((_64)&&(!_63)){
dj_rethrow("Could not create a new ActiveXObject using any of the progids "+DJ_XMLHTTP_PROGIDS.join(", "),_64);
}else{
if(!_63){
return dj_throw("No XMLHTTP implementation available, for uri "+uri);
}
}
return _63;
};
dojo.hostenv.getText=function(uri,_66,_67){
var _68=this.getXmlhttpObject();
if(_66){
_68.onreadystatechange=function(){
if((4==_68.readyState)&&(_68["status"])){
if(_68.status==200){
dj_debug("LOADED URI: "+uri);
_66(_68.responseText);
}
}
};
}
_68.open("GET",uri,_66?true:false);
_68.send(null);
if(_66){
return null;
}
return _68.responseText;
};
function dj_last_script_src(){
var _69=window.document.getElementsByTagName("script");
if(_69.length<1){
dj_throw("No script elements in window.document, so can't figure out my script src");
}
var _70=_69[_69.length-1];
var src=_70.src;
if(!src){
dj_throw("Last script element (out of "+_69.length+") has no src");
}
return src;
}
if(!dojo.hostenv["library_script_uri_"]){
dojo.hostenv.library_script_uri_=dj_last_script_src();
}
dojo.hostenv.println=function(s){
var ti=null;
var dis="<div>"+s+"</div>";
try{
ti=document.createElement("div");
document.body.appendChild(ti);
ti.innerHTML=s;
}
catch(e){
try{
document.write(dis);
}
catch(e2){
window.status=s;
}
}
delete ti;
delete dis;
delete s;
};
window.onload=function(evt){
dojo.hostenv.modulesLoaded();
};
dojo.hostenv.modulesLoadedListeners.push(function(){
if(dojo.hostenv.auto_build_widgets_){
if(dj_eval_object_path("dojo.webui.widgets.Parse")){
try{
var _74=new dojo.xml.Parse();
var _75=_74.parseElement(document.body,null,true);
dojo.webui.widgets.getParser().createComponents(_75);
}
catch(e){
dj_debug("auto-build-widgets error: "+e);
}
}
}
});
if((!window["djConfig"])||(!window["djConfig"]["preventBackButtonFix"])){
document.write("<iframe style='border: 0px; width: 1px; height: 1px; position: absolute; bottom: 0px; right: 0px; visibility: visible;' name='djhistory' id='djhistory' src='"+(dojo.hostenv.getBaseScriptUri()+"/blank.html")+"'></iframe>");
}
dojo.hostenv.conditionalLoadModule=function(_76){
var _77=_76["common"]||[];
var _78=(_76[dojo.hostenv.name_])?_77.concat(_76[dojo.hostenv.name_]||[]):_77.concat(_76["default"]||[]);
for(var x=0;x<_78.length;x++){
var _79=_78[x];
if(_79.constructor==Array){
dojo.hostenv.loadModule.apply(dojo.hostenv,_79);
}else{
dojo.hostenv.loadModule(_79);
}
}
};
dojo.hostenv.require=dojo.hostenv.loadModule;
dojo.hostenv.provide=dojo.hostenv.startPackage;
dj_debug("Using host environment: ",dojo.hostenv.name_);
dj_debug("getBaseScriptUri()=",dojo.hostenv.getBaseScriptUri());
dojo.hostenv.startPackage("dojo.io.IO");
dojo.io.transports=[];
dojo.io.hdlrFuncNames=["load","error"];
dojo.io.Request=function(url,mt,_82,_83){
this.url=url;
this.mimetype=mt;
this.transport=_82;
this.changeUrl=_83;
this.formNode=null;
this.events_={};
var _84=this;
this.error=function(_85,_86){
switch(_85){
case "io":
var _87=dojo.io.IOEvent.IO_ERROR;
var _88="IOError: error during IO";
break;
case "parse":
var _87=dojo.io.IOEvent.PARSE_ERROR;
var _88="IOError: error during parsing";
default:
var _87=dojo.io.IOEvent.UNKOWN_ERROR;
var _88="IOError: cause unkown";
}
var _89=new dojo.io.IOEvent("error",null,_84,_88,this.url,_87);
_84.dispatchEvent(_89);
if(_84.onerror){
_84.onerror(_88,_84.url,_89);
}
};
this.load=function(_90,_91,evt){
var _92=new dojo.io.IOEvent("load",_91,_84,null,null,null);
_84.dispatchEvent(_92);
if(_84.onload){
_84.onload(_92);
}
};
this.backButton=function(){
var _93=new dojo.io.IOEvent("backbutton",null,_84,null,null,null);
_84.dispatchEvent(_93);
if(_84.onbackbutton){
_84.onbackbutton(_93);
}
};
this.forwardButton=function(){
var _94=new dojo.io.IOEvent("forwardbutton",null,_84,null,null,null);
_84.dispatchEvent(_94);
if(_84.onforwardbutton){
_84.onforwardbutton(_94);
}
};
};
dojo.io.Request.prototype.addEventListener=function(_95,_96){
if(!this.events_[_95]){
this.events_[_95]=[];
}
for(var i=0;i<this.events_[_95].length;i++){
if(this.events_[_95][i]==_96){
return;
}
}
this.events_[_95].push(_96);
};
dojo.io.Request.prototype.removeEventListener=function(_97,_98){
if(!this.events_[_97]){
return;
}
for(var i=0;i<this.events_[_97].length;i++){
if(this.events_[_97][i]==_98){
this.events_[_97].splice(i,1);
}
}
};
dojo.io.Request.prototype.dispatchEvent=function(evt){
if(!this.events_[evt.type]){
return;
}
for(var i=0;i<this.events_[evt.type].length;i++){
this.events_[evt.type][i](evt);
}
return false;
};