?? xajax.js
字號(hào):
/* xajax Javascript library :: version 0.2.5 */function Xajax(){this.arrayContainsValue=function(array,valueToCheck){for(i in array){if(array[i]==valueToCheck)return true;}return false;};this.DebugMessage=function(text){if(text.length > 1000)text=text.substr(0,1000)+"...\n[long response]\n...";try{if(this.debugWindow==undefined||this.debugWindow.closed==true){this.debugWindow=window.open('about:blank','xajax-debug','width=800,height=600,scrollbars=1,resizable,status');this.debugWindow.document.write('<html><head><title>Xajax debug output</title></head><body><h2>Xajax debug output</h2><div id="debugTag"></div></body></html>');}debugTag=this.debugWindow.document.getElementById('debugTag');if(!debugTag)throw new Error();text=text.replace(/&/g,"&");text=text.replace(/</g,"<");text=text.replace(/>/g,">");debugTag.innerHTML=('<b>'+(new Date()).toString()+'</b>: '+text+'<hr/>')+debugTag.innerHTML;}catch(e){alert("Xajax Debug:\n "+text);}};this.workId='xajaxWork'+new Date().getTime();this.depth=0;this.responseErrorsForAlert=["400","401","402","403","404","500","501","502","503"];this.getRequestObject=function(){if(xajaxDebug)this.DebugMessage("Initializing Request Object..");var req=null;if(typeof XMLHttpRequest!="undefined")req=new XMLHttpRequest();if(!req&&typeof ActiveXObject!="undefined"){try{req=new ActiveXObject("Msxml2.XMLHTTP");XMLHttpRequest=function(){return new ActiveXObject("Msxml2.XMLHTTP");}}catch(e){try{req=new ActiveXObject("Microsoft.XMLHTTP");XMLHttpRequest=function(){return new ActiveXObject("Microsoft.XMLHTTP");}}catch(e2){try{req=new ActiveXObject("Msxml2.XMLHTTP.4.0");XMLHttpRequest=function(){return new ActiveXObject("Msxml2.XMLHTTP.4.0");}}catch(e3){req=null;}}}}if(!req&&window.createRequest)req=window.createRequest();if(!req)this.DebugMessage("Request Object Instantiation failed.");return req;}this.$=function(sId){if(!sId){return null;}var returnObj=document.getElementById(sId);if(!returnObj&&document.all){returnObj=document.all[sId];}if(xajaxDebug&&!returnObj&&sId!=this.workId){this.DebugMessage("Element with the id \""+sId+"\" not found.");}return returnObj;}this.include=function(sFileName){var objHead=document.getElementsByTagName('head');var objScript=document.createElement('script');objScript.type='text/javascript';objScript.src=sFileName;objHead[0].appendChild(objScript);}this.stripOnPrefix=function(sEventName){sEventName=sEventName.toLowerCase();if(sEventName.indexOf('on')==0){sEventName=sEventName.replace(/on/,'');}return sEventName;}this.addOnPrefix=function(sEventName){sEventName=sEventName.toLowerCase();if(sEventName.indexOf('on')!=0){sEventName='on'+sEventName;}return sEventName;}this.addHandler=function(sElementId,sEvent,sFunctionName){if(window.addEventListener){sEvent=this.stripOnPrefix(sEvent);eval("this.$('"+sElementId+"').addEventListener('"+sEvent+"',"+sFunctionName+",false);");}else if(window.attachEvent){sAltEvent=this.addOnPrefix(sEvent);if(eval("this.$('"+sElementId+"').attachEvent('"+sAltEvent+"',"+sFunctionName+");"))window.attachEvent('onunload',eval("function(){xajax.$('"+sElementId+"').detachEvent('"+sAltEvent+"',"+sFunctionName+");}"));}else{sAltEvent=this.addOnPrefix(sEvent);eval("this.$('"+sElementId+"')."+sAltEvent+" = "+sFunctionName);}}this.removeHandler=function(sElementId,sEvent,sFunctionName){if(window.removeEventListener){sEvent=this.stripOnPrefix(sEvent);eval("this.$('"+sElementId+"').removeEventListener('"+sEvent+"',"+sFunctionName+",false);");}else if(window.detachEvent){sAltEvent=this.addOnPrefix(sEvent);try{eval("this.$('"+sElementId+"').detachEvent('"+sAltEvent+"',"+sFunctionName+");");}catch(ignore){}}else{sAltEvent=this.addOnPrefix(sEvent);eval("this.$('"+sElementId+"')."+sAltEvent+" = null");}}this.create=function(sParentId,sTag,sId){var objParent=this.$(sParentId);objElement=document.createElement(sTag);objElement.setAttribute('id',sId);if(objParent)objParent.appendChild(objElement);}this.insert=function(sBeforeId,sTag,sId){var objSibling=this.$(sBeforeId);objElement=document.createElement(sTag);objElement.setAttribute('id',sId);objSibling.parentNode.insertBefore(objElement,objSibling);}this.insertAfter=function(sAfterId,sTag,sId){var objSibling=this.$(sAfterId);objElement=document.createElement(sTag);objElement.setAttribute('id',sId);objSibling.parentNode.insertBefore(objElement,objSibling.nextSibling);}this.getInput=function(sType,sName,sId){var Obj;if(!window.addEventListener){Obj=document.createElement('<input type="'+sType+'" id="'+sId+'" name="'+sName+'">');}else{Obj=document.createElement('input');Obj.setAttribute('type',sType);Obj.setAttribute('name',sName);Obj.setAttribute('id',sId);}return Obj;}this.createInput=function(sParentId,sType,sName,sId){var objParent=this.$(sParentId);var objElement=this.getInput(sType,sName,sId);if(objParent&&objElement)objParent.appendChild(objElement);}this.insertInput=function(sBeforeId,sType,sName,sId){var objSibling=this.$(sBeforeId);var objElement=this.getInput(sType,sName,sId);if(objElement&&objSibling&&objSibling.parentNode)objSibling.parentNode.insertBefore(objElement,objSibling);}this.insertInputAfter=function(sAfterId,sType,sName,sId){var objSibling=this.$(sAfterId);var objElement=this.getInput(sType,sName,sId);if(objElement&&objSibling&&objSibling.parentNode){objSibling.parentNode.insertBefore(objElement,objSibling.nextSibling);}}this.remove=function(sId){objElement=this.$(sId);if(objElement&&objElement.parentNode&&objElement.parentNode.removeChild){objElement.parentNode.removeChild(objElement);}}this.replace=function(sId,sAttribute,sSearch,sReplace){var bFunction=false;if(sAttribute=="innerHTML")sSearch=this.getBrowserHTML(sSearch);eval("var txt=this.$('"+sId+"')."+sAttribute);if(typeof txt=="function"){txt=txt.toString();bFunction=true;}if(txt.indexOf(sSearch)>-1){var newTxt='';while(txt.indexOf(sSearch)>-1){x=txt.indexOf(sSearch)+sSearch.length+1;newTxt+=txt.substr(0,x).replace(sSearch,sReplace);txt=txt.substr(x,txt.length-x);}newTxt+=txt;if(bFunction){eval('this.$("'+sId+'").'+sAttribute+'=newTxt;');}else if(this.willChange(sId,sAttribute,newTxt)){eval('this.$("'+sId+'").'+sAttribute+'=newTxt;');}}}this.getFormValues=function(frm){var objForm;var submitDisabledElements=false;if(arguments.length > 1&&arguments[1]==true)submitDisabledElements=true;var prefix="";if(arguments.length > 2)prefix=arguments[2];if(typeof(frm)=="string")objForm=this.$(frm);elseobjForm=frm;var sXml="<xjxquery><q>";if(objForm&&objForm.tagName.toUpperCase()=='FORM'){var formElements=objForm.elements;for(var i=0;i < formElements.length;i++){if(!formElements[i].name)continue;if(formElements[i].name.substring(0,prefix.length)!=prefix)continue;if(formElements[i].type&&(formElements[i].type=='radio'||formElements[i].type=='checkbox')&&formElements[i].checked==false)continue;if(formElements[i].disabled&&formElements[i].disabled==true&&submitDisabledElements==false)continue;var name=formElements[i].name;if(name){if(sXml!='<xjxquery><q>')sXml+='&';if(formElements[i].type=='select-multiple'){for(var j=0;j < formElements[i].length;j++){if(formElements[i].options[j].selected==true)sXml+=name+"="+encodeURIComponent(formElements[i].options[j].value)+"&";}}else{sXml+=name+"="+encodeURIComponent(formElements[i].value);}}}}sXml+="</q></xjxquery>";return sXml;}this.objectToXML=function(obj){var sXml="<xjxobj>";for(i in obj){try{if(i=='constructor')continue;if(obj[i]&&typeof(obj[i])=='function')continue;var key=i;var value=obj[i];if(value&&typeof(value)=="object"&&this.depth <=50){this.depth++;value=this.objectToXML(value);this.depth--;}sXml+="<e><k>"+key+"</k><v>"+value+"</v></e>";}catch(e){if(xajaxDebug)this.DebugMessage(e.name+": "+e.message);}}sXml+="</xjxobj>";return sXml;}this._nodeToObject=function(node){if (!node)return '';if(node.nodeName=='#cdata-section'||node.nodeName=='#text'){var data="";for(var j=0;j<node.parentNode.childNodes.length;j++){data+=node.parentNode.childNodes[j].data;}return data;}else if(node.nodeName=='xjxobj'){var data=new Array();for(var j=0;j<node.childNodes.length;j++){var child=node.childNodes[j];var key;var value;if(child.nodeName=='e'){for(var k=0;k<child.childNodes.length;k++){if(child.childNodes[k].nodeName=='k'){key=child.childNodes[k].firstChild.data;}else if(child.childNodes[k].nodeName=='v'){value=this._nodeToObject(child.childNodes[k].firstChild);}}if(key!=null&&value!=null){data[key]=value;key=value=null;}}?? 快捷鍵說明
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