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function CCPry(){
//
// 判断浏览器类型
//
this.Browser ={
"isMozilla":(typeof document.implementation != 'undefined') && (typeof document.implementation.createDocument != 'undefined') && (typeof HTMLDocument!='undefined'),
"isIE":window.ActiveXObject ? true : false,
"isFirefox":navigator.userAgent.toLowerCase().indexOf("firefox")!=-1,
"isOpera":navigator.userAgent.toLowerCase().indexOf("opera")!=-1
};
//
//根据元素ID返回DOM对象
//
this.$Id=function(id){
return document.getElementById(id);
};
//
//根据元素ID返回DOM对象
//
this.Id=function(id){
var DomObjId=this.$Id(id);
if(!DomObjId){ throw new Error("No Object!");}
//返回或设置对象的innerHTML属性
this.Html=function(html){
if(!this.IsUndefined(DomObjId.innerHTML))
{
if(!this.IsNull(html)){
DomObjId.innerHTML=html;
}
else{ return DomObjId.innerHTML };
}
else{ throw new Error("Object does not support the property innerHTML!");};
};
//返回或设置对象的innerText属性
this.Text=function(text){
if(!this.IsUndefined(DomObjId.innerText))
{
if(!this.IsNull(text)){
DomObjId.innerText=text;
}
else{ return DomObjId.innerText };
}
else{ throw new Error("Object does not support the property innerText!");};
};
//返回或设置对象的value属性
this.Val=function(val){
if(!this.IsUndefined(DomObjId.value))
{
if(!this.IsNull(val)){
DomObjId.value=val;
}
else{ return DomObjId.value };
}
else{ throw new Error("Object does not support the property value!");};
}
return this;
};
//
//根据元素Name返回DOM对象
//
this.$Name=function(name){
return document.getElementsByName(name);
};
//
//判断字符串是否为空或者null
//
this.IsNullOrEmpty=function( str ) {
if(str==null){
return true;
}
else{
if(str.length<=0){
return true;
}
}
return false;
};
//
//判断字符串是否为空
//
this.IsEmpty=function( str ) {
if(str.length<=0){
return true;
}
return false;
};
//
//判断字符串是否null
//
this.IsNull=function( str ) {
if(str==null){
return true;
}
return false;
};
//
//判断是否是函数
//
this.IsFunction=function( fn ) {
return typeof(fn)=="function";
};
//
//判断是否是对象
//
this.IsObject=function( fn ) {
return typeof(fn)=="object";
};
//
//判断是否是字符串
//
this.IsString=function( fn ) {
return typeof(fn)=="string";
};
//
//判断是否是数字型
//
this.IsNumber=function( fn ) {
return typeof(fn)=="number";
};
//
//判断是否是布尔型
//
this.IsBoolean=function( fn ) {
return typeof(fn)=="boolean";
};
//
//判断是否未定义
//
this.IsUndefined=function( fn ) {
return typeof(fn)=="undefined";
};
//
//判断是否是日期型
//
this.IsDate=function( fn ) {
return fn.constructor==Date;
};
//
//返回Ajax对象
//
this.Ajax=function(s){
//构造XMLHttpRequest对象
GetXmlHttpRequest=function(){
var xmlHttpRequest;
if(window.XMLHttpRequest) { xmlHttpRequest = new XMLHttpRequest();}
else if(window.ActiveXObject) {
try { xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP"); }
catch (e){ xmlHttpRequest = new ActiveXObject("Microsoft.XMLHTTP"); }
}
if (!xmlHttpRequest) {
alert("创建XMLHttpRequest对象失败");
return null;
}
return xmlHttpRequest;
};
//默认Ajax配置
ajaxSettings={
url: "/ajax/ProcessAjax.ashx",
method: "POST",
timeout: 0,
mimeType: "application/x-www-form-urlencoded",
async: true,
data: null,
datatype:"html",
charset:"utf-8",
accepts: {
xml: "application/xml, text/xml",
html: "text/html",
script: "text/Javascript, application/Javascript",
json: "application/json, text/Javascript",
text: "text/plain",
_default: "*/*"
},
/// <summary>
/// 请求开始时调用函数
/// </summary>
OnStart:function(){
//start
},
/// <summary>
/// 请求成功后回调函数
/// </summary>
/// <param name="msg">服务器返回数据</param>
OnSuccess:function(msg){
//success
},
/// <summary>
/// 操作异常调用函数
/// </summary>
/// <param name="msg">异常信息</param>
OnException:function(msg){
//exception
},
/// <summary>
/// 请求超时后调用函数
/// </summary>
OnTimeout:function(){
//timeout
},
/// <summary>
/// 请求完成后调用函数
/// </summary>
OnComplate:function(){
//complate
}
};
if(this.IsObject(s)){
/*检测传入对象*/
ajaxSettings.url = (!this.IsUndefined(s.url) && this.IsString(s.url)) ? s.url : ajaxSettings.url;
ajaxSettings.method =(!this.IsUndefined(s.method) && this.IsString(s.method)) ? s.method : ajaxSettings.method;
ajaxSettings.timeout = (!this.IsUndefined(s.timeout) && this.IsNumber(s.timeout)) ? s.timeout : ajaxSettings.timeout;
ajaxSettings.mimeType= (!this.IsUndefined(s.mimeType) && this.IsString(s.mimeType)) ? s.mimeType : ajaxSettings.mimeType;
ajaxSettings.async = (!this.IsUndefined(s.async) && this.IsBoolean(s.async)) ? s.async : ajaxSettings.async;
ajaxSettings.data = (!this.IsUndefined(s.data) && this.IsString(s.data)) ? s.data : ajaxSettings.data;
ajaxSettings.datatype = (!this.IsUndefined(s.datatype) && this.IsString(s.datatype)) ? s.datatype: ajaxSettings.datatype;
ajaxSettings.charset =(!this.IsUndefined(s.charset) && this.IsString(s.charset)) ? s.charset: ajaxSettings.charset;
ajaxSettings.OnStart =(!this.IsUndefined(s.OnStart) && this.IsFunction(s.OnStart)) ? s.OnStart : ajaxSettings.OnStart;
ajaxSettings.OnSuccess =(!this.IsUndefined(s.OnSuccess) && this.IsFunction(s.OnSuccess)) ? s.OnSuccess : ajaxSettings.OnSuccess;
ajaxSettings.OnException=(!this.IsUndefined(s.OnException)&&this.IsFunction(s.OnException))?s.OnException:ajaxSettings.OnException;
ajaxSettings.OnTimeout = (!this.IsUndefined(s.OnTimeout) && this.IsFunction(s.OnTimeout)) ? s.OnTimeout : ajaxSettings.OnTimeout;
ajaxSettings.OnComplate=(!this.IsUndefined(s.OnComplate) && this.IsFunction(s.OnComplate)) ? s.OnComplate : ajaxSettings.OnComplate;
//赋值xmlhttp,传入XMLHttpRequest对象
var xmlhttp=GetXmlHttpRequest();
var requestDone=false;
try
{
//根据POST或GET方法判断xmlhttp.send()需要传入什么参数
if (ajaxSettings.data && ajaxSettings.method.toUpperCase() == "GET" ) {
ajaxSettings.url += (ajaxSettings.url.match(//?/) ? "&" : "?") + ajaxSettings.data;
ajaxSettings.data = null;
}
xmlhttp.open(ajaxSettings.method,ajaxSettings.url,ajaxSettings.async);
xmlhttp.setRequestHeader("Content-Type", ajaxSettings.mimeType);
xmlhttp.setRequestHeader("X-Requested-With", "XMLHttpRequest"); // 设置标题表明一个XMLHttpRequest的请求
xmlhttp.setRequestHeader("Accept",ajaxSettings.datatype && ajaxSettings.accepts[ ajaxSettings.datatype ] ?ajaxSettings.accepts[ ajaxSettings.datatype ] + ", */*" :ajaxSettings.accepts._default);
if(ajaxSettings.timeout>0){
var timer=setTimeout(function(){requestDone=true;xmlhttp.abort();},ajaxSettings.timeout);
}
var xmlreadystatechange=function ()
{
if(requestDone){ ajaxSettings.OnTimeout(); } //timeout
else if(xmlhttp.readyState==4) //success
{
if (timer) { clearTimeout(timer); timer = null;}
if (xmlhttp.status==200 || xmlhttp.status=="success")
{
switch(ajaxSettings.datatype.toLowerCase())
{
case "html":
ajaxSettings.OnSuccess(xmlhttp.responseText);
break;
case "xml":
ajaxSettings.OnSuccess(xmlhttp.responseXML);
break;
}
}
ajaxSettings.OnComplate(); //complate
if (ajaxSettings.async&&xmlhttp){ xmlhttp=null; }
}
else{ajaxSettings.OnStart();} //start
}
xmlhttp.onreadystatechange=xmlreadystatechange;
xmlhttp.send(ajaxSettings.data);
if (!ajaxSettings.async){ xmlreadystatechange();xmlhttp=null; }
}
catch(e){
ajaxSettings.OnException(e.message); //exception
}
}
return this;
}
//
// 拆分JSON对象并以特定符号连接组成字符串
//
this.SplitJson=function(jsonObj,splitSign){
var jsonStr='',signLastIndex;
for (jo in jsonObj)
{
jsonStr += (jo + "=" + jsonObj[jo] + splitSign) ;
}
signLastIndex=jsonStr.lastIndexOf(splitSign);
if(signLastIndex!=-1){
jsonStr=jsonStr.substring(0,signLastIndex);
}
return jsonStr;
}
//
// JS图片缩略
//
this.DrawImage=function(ImgD,iwidth,iheight){
var flag=false;
var image=new Image();
image.src=ImgD.src;
if(image.width>0 && image.height>0)
{
flag=true;
if(image.width/image.height>= iwidth/iheight)
{
if(image.width>iwidth)
{
ImgD.width=iwidth;
ImgD.height=(image.height*iwidth)/image.width;
}
else
{
ImgD.width=image.width;
ImgD.height=image.height;
}
}
else
{
if(image.height>iheight)
{
ImgD.height=iheight;
ImgD.width=(image.width*iheight)/image.height;
}
else
{
ImgD.width=image.width;
ImgD.height=image.height;
}
}
}
}
//
// 截取字符串 包含中文处理
//
this.SubString=function(str, len, hasDot){
var newLength = 0;
var newStr = "";
var chineseRegex = /[^/x00-/xff]/g;
var singleChar = "";
var strLength = str.replace(chineseRegex,"**").length;
for(var i = 0;i < strLength;i++)
{
singleChar = str.charAt(i).toString();
if(singleChar.match(chineseRegex) != null)
{
newLength += 2;
}
else
{
newLength++;
}
if(newLength > len)
{
break;
}
newStr += singleChar;
}
if(hasDot && strLength > len)
{
newStr += "";
}
return newStr;
}
//
// 替换所有
//
this.ReplaceAll=function(Str,oldString,newString){
return Str.replace(new RegExp(oldString,"gm"),newString);
},
//
// 获得URL参数，无效返回undfined
//
this.RequestQueryString=function(url){
var qIndex=url.indexOf('?');
var queryObj={};
if(qIndex!=-1){
var queryStr=url.substring(qIndex+1,url.length);
if(queryStr.indexOf('&')!=-1){
var arrQuery = new Array();
arrQuery=queryStr.split('&');
for(arrStr in arrQuery){
paramKey=arrQuery[arrStr].substring(0,arrQuery[arrStr].indexOf("=")).toLowerCase();
paramValue=arrQuery[arrStr].substring(arrQuery[arrStr].indexOf("=")+1,arrQuery[arrStr].length);
queryObj[paramKey]=paramValue
}
}
else{
paramKey=queryStr.substring(0,queryStr.indexOf("=")).toLowerCase();
paramValue=queryStr.substring(queryStr.indexOf("=")+1,queryStr.length);
queryObj[paramKey]=paramValue;
}
}
return queryObj;
}
}
window.$CC=new CCPry();
JavaScript技术：CCPry JS类库 代码，转载需保留来源！
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