www.gusucode.com > 漂亮的地方旅游景点景观介绍网站源代码 > admin/inc/ajaxrequest.js
function oAjax( url,callback) { try{ this.HttpRequest = null; this.Debug= false; this.Url = url; this.ContentType = "text/xml"; this.HttpRequest = this.createXMLHttpRequest(); if ( this.HttpRequest == null ) { this._debug("XMLHttpRequest create failure!"); return; } var xhReq = this.HttpRequest; xhReq.onreadystatechange = function (){ oAjax._OnReadyStateChange( xhReq,callback ); } } catch(e){ this._debug( "unknow err: " + e.message ); } } /* * Get URL resource */ oAjax.prototype.Get = function() { this.SetContentType( "text/html" ); this._get(); } /* * Post data to the server */ oAjax.prototype.Post = function( arrKey, arrValue ) { var data = ''; this.SetContentType( "application/x-www-form-urlencoded" ); for( i = 0; i < arrKey.length; i ++) { data += "&" + escape(arrKey[i]) + "=" + escape(arrValue[i]); //data += "&" + arrKey[i] + "=" + arrValue[i]; } //document.write(data); data = data.replace(/^&/g, ""); this._post(data); } /* * Initialization for oAjax class */ oAjax.prototype.Init = function() { // initialization } /* * Change URL for request */ oAjax.prototype.SetUrl = function( url ) { this.Url = url; } /* * Set content type for HTTP header before sending request */ oAjax.prototype.SetContentType = function( type ) { this.ContentType = type; } oAjax.prototype.createXMLHttpRequest = function() { try { return new ActiveXObject("Msxml2.XMLHTTP");} catch(e) {} try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {} try { return new XMLHttpRequest(); } catch(e) {} return null; } /* * Debug information for testing */ oAjax.prototype._debug = function(message) { if ( this.Debug ) { alert(message); } } /* * Process message and data from server */ oAjax._OnReadyStateChange = function( xreq, callback ){ if ( xreq == null ) { return;} /*Status is completed, then process result */ if ( xreq.readyState == 4) { // OK if ( xreq.status == 200 ) { //alert(xreq.responseText); callback (xreq.responseText); }else{ //alert('服务器端错误!'); document.write (xreq.responseText); } } else { // Others } } oAjax.prototype._SendRequest = function(HttpMethod, data){ this._debug( 'Send Request ' + HttpMethod + data ); if ( this.HttpRequest != null ) { this.HttpRequest.open(HttpMethod, this.Url, true); if ( this.ContentType != null ) { //<FORM> MIME type: application/x-www-form-urlencoded this.HttpRequest.setRequestHeader("Content-Type", this.ContentType); } this.HttpRequest.send(data); return true; } return false; } /* Send GET request to server */ oAjax.prototype._get = function () { this._debug( 'GET' ); return this._SendRequest("GET", null); } /* Send POST request and data to server */ oAjax.prototype._post = function (data) { this._debug( 'POST' ); return this._SendRequest("POST", data); } oAjax.ArrayValue = function ( xmlobj ) { var array = new Array(); var i = 0; var response = xmlobj.getElementsByTagName('Response')[0]; var element = response.firstChild; array[i] = element.firstChild.nodeValue; while ( element = element.nextSibling ) { i ++; array[i] = element.firstChild.nodeValue; } return array; } function GE(a) { return document.getElementById(a); } function ls(str) { var totallength=0;for (var i=0;i<str.length;i++) { var intCode=str.charCodeAt(i); if (intCode>=0&&intCode<=128) { totallength=totallength+1; //非中文单个字符长度加 1 } else { totallength=totallength+2; //中文字符长度则加 2 } } //end for return totallength; } function acts() { var act=GE("actions"); var fom=GE("form1"); //alert(val) if(fom.actions[0].checked) { if(confirm("您确定要删除?此操作无法恢复")) { fom.submit(); } } else { fom.submit(); } } function outlen(obj,obj1,str_ok,str_err,zd,zc) { var chk=true; if (ls(obj1.value)<zd || ls(obj1.value)>zc){chk=false;} if (chk){ obj.className="d_ok"; obj.innerHTML=ok+str_ok; } else { obj.className="d_err"; obj.innerHTML=err+str_err; } return chk; } function outnum(obj,obj1,str_ok,str_err) { var chk=true; if (isNaN(obj1.value)){chk=false;} if (chk){ obj.className="d_ok"; obj.innerHTML=ok+str_ok } else { obj.className="d_err"; obj.innerHTML=err+str_err; } return chk; } function outnum1(obj,obj1,str_ok,str_err) { var chk=true; if (isNaN(obj1.value)||obj1.value==""){chk=false;} if (chk){ obj.className="d_ok"; obj.innerHTML=ok+str_ok } else { obj.className="d_err"; obj.innerHTML=err+str_err; } return chk; } function outb(obj,obj1,str_ok,str_err) { var chk=true; if (obj1.value==""){chk=false;} if (chk){ obj.className="d_ok"; obj.innerHTML=ok+str_ok; } else { obj.className="d_err"; obj.innerHTML=err+str_err; } return chk; } function outc(obj,obj1,str_ok,str_err) { var chk=true; if (obj1==""){chk=false;} if (chk){ obj.className="d_ok"; obj.innerHTML=ok+str_ok; } else { obj.className="d_err"; obj.innerHTML=err+str_err; } return chk; } var ok="<img src=\"/images/admin/li_ok.gif\">"; var err="<img src=\"/images/admin/li_err.gif\">"; var lion=""; var loading="<img src=\"/images/admin/ajax-loader.gif\">Loading......";