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141 lines
2.8 KiB
141 lines
2.8 KiB
13 years ago
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/*
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Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojo.hash"]){
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dojo._hasResource["dojo.hash"]=true;
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dojo.provide("dojo.hash");
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(function(){
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dojo.hash=function(_1,_2){
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if(!arguments.length){
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return _3();
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}
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if(_1.charAt(0)=="#"){
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_1=_1.substring(1);
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}
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if(_2){
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_4(_1);
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}else{
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location.href="#"+_1;
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}
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return _1;
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};
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var _5,_6,_7,_8=dojo.config.hashPollFrequency||100;
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function _9(_a,_b){
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var i=_a.indexOf(_b);
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return (i>=0)?_a.substring(i+1):"";
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};
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function _3(){
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return _9(location.href,"#");
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};
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function _c(){
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dojo.publish("/dojo/hashchange",[_3()]);
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};
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function _d(){
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if(_3()===_5){
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return;
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}
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_5=_3();
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_c();
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};
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function _4(_e){
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if(_6){
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if(_6.isTransitioning()){
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setTimeout(dojo.hitch(null,_4,_e),_8);
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return;
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}
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var _f=_6.iframe.location.href;
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var _10=_f.indexOf("?");
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_6.iframe.location.replace(_f.substring(0,_10)+"?"+_e);
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return;
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}
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location.replace("#"+_e);
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!_7&&_d();
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};
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function _11(){
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var ifr=document.createElement("iframe"),_12="dojo-hash-iframe",_13=dojo.config.dojoBlankHtmlUrl||dojo.moduleUrl("dojo","resources/blank.html");
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if(dojo.config.useXDomain&&!dojo.config.dojoBlankHtmlUrl){
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console.warn("dojo.hash: When using cross-domain Dojo builds,"+" please save dojo/resources/blank.html to your domain and set djConfig.dojoBlankHtmlUrl"+" to the path on your domain to blank.html");
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}
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ifr.id=_12;
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ifr.src=_13+"?"+_3();
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ifr.style.display="none";
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document.body.appendChild(ifr);
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this.iframe=dojo.global[_12];
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var _14,_15,_16,_17,_18,_19=this.iframe.location;
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function _1a(){
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_5=_3();
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_14=_18?_5:_9(_19.href,"?");
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_15=false;
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_16=null;
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};
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this.isTransitioning=function(){
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return _15;
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};
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this.pollLocation=function(){
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if(!_18){
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try{
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var _1b=_9(_19.href,"?");
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if(document.title!=_17){
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_17=this.iframe.document.title=document.title;
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}
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}
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catch(e){
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_18=true;
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console.error("dojo.hash: Error adding history entry. Server unreachable.");
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}
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}
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var _1c=_3();
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if(_15&&_5===_1c){
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if(_18||_1b===_16){
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_1a();
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_c();
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}else{
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setTimeout(dojo.hitch(this,this.pollLocation),0);
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return;
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}
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}else{
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if(_5===_1c&&(_18||_14===_1b)){
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}else{
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if(_5!==_1c){
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_5=_1c;
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_15=true;
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_16=_1c;
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ifr.src=_13+"?"+_16;
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_18=false;
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setTimeout(dojo.hitch(this,this.pollLocation),0);
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return;
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}else{
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if(!_18){
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location.href="#"+_19.search.substring(1);
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_1a();
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_c();
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}
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}
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}
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}
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setTimeout(dojo.hitch(this,this.pollLocation),_8);
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};
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_1a();
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setTimeout(dojo.hitch(this,this.pollLocation),_8);
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};
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dojo.addOnLoad(function(){
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if("onhashchange" in dojo.global&&(!dojo.isIE||(dojo.isIE>=8&&document.compatMode!="BackCompat"))){
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_7=dojo.connect(dojo.global,"onhashchange",_c);
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}else{
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if(document.addEventListener){
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_5=_3();
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setInterval(_d,_8);
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}else{
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if(document.attachEvent){
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_6=new _11();
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}
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}
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}
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});
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})();
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}
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