当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 分享别人写的一个小型js框架

Javascript
jquery 弹出层实现代码
jQuery 扩展对input的一些操作方法
扩展jQuery 键盘事件的几个基本方法
Iframe 自适应高度并实时监控高度变化的js代码
CCPry JS类库 代码
jquery text()要注意啦
json 入门基础教程 推荐
json 实例详细说明教程
JavaScript中的JSON 中文版翻译
javascript GUID生成器实现代码
DOM 脚本编程中的兄弟节点
JavaScript Sort 表格排序
提高网站性能之 如何对待JavaScript
js 函数的执行环境和作用域链的深入解析
键盘 keycode的值 javascript时触发事件时很有用的要素
cnblogs csdn 代码运行框实现代码
简单实用的HTML到UBB转换脚本工具实现说明
Javascript结合css实现网页换肤功能
JQuery 网站换肤功能实现代码
JS OOP包机制,类创建的方法定义

Javascript 中的 分享别人写的一个小型js框架


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-12   浏览: 88 ::
收藏到网摘: n/a

主要是集成了常用的扩展,包括Dom与String、Array、StringBuffer、NameSpace等,当然还少不了Ajax。体积约8k。因为严格控制体积,所以功能有限。如果只要Ajax部分,就1k而已。
这个小框架已经应用到公司的项目,并开始逐步在前端展示页面上接替prototype.js。以后将围绕这个框架做一些应用。
复制代码 代码如下:

/*
* My JavaScript Framework
* Version : 1.0 beta
* Author : misshjn
* Email : [email protected]
*/
function NameSpace(){};
function StringBuffer(){this.data = []};
var Method = {
Version : "1.0 beta",
Element : function(){
this.version = Method.Version;
this.hide = function(){this.style.display="none"; return this};
this.show = function(){this.style.display=""; return this};
this.getStyle = function(s){
var value = this.style[s.camelize()];
if (!value){
if (this.currentStyle) {
value = this.currentStyle[s.camelize()];
}else if (document.defaultView && document.defaultView.getComputedStyle) {
var css = document.defaultView.getComputedStyle(this, null);
value = css ? css.getPropertyValue(s) : null;
}
}
return value;
};
this.setStyle = function(s){
var sList = s.split(";");
for (var i=0,j; j=sList[i]; i++){
var k = j.split(":");
this.style[k[0].trim().camelize()] = k[1].trim();
}
return this;
};
this.toggle = function(){this.getStyle("display")=="none"?this.setStyle("display:"):this.setStyle("display:none"); return this};
this.hasClassName = function(c){return this.className.hasSubString(c," ")?true:false;};
this.addClassName = function(c){if(!this.hasClassName(c)){this.className+=" "+c};return this};
this.removeClassName = function(c){if(this.hasClassName(c)){this.className = (" "+this.className+" ").replace(" "+c+" "," ").trim(); return this}};
this.getElementsByClassName = function(c){return this.getElementsByAttribute("className",c)};
this.getElementsByAttribute = function(n,v){ //name,value;
var elems = this.getElementsByTagName("*");
var elemList = [];
for (var i=0,j; j=elems[i]; i++){
var att = j[n] || j.getAttribute(n);
if (att==v){
elemList.push(j);
}
}
return elemList;
};
this.parentIndex = function(p){
if (this==p){return 0}
for (var i=0,n=this; n=n.parentNode; i++){
if(n==p){return i;}
if(n==document.documentElement) return -1;
}
}
this.nextElement = function(){
var n = this;
for (var i=0,n; n = n.nextSibling; i++){
if(n.nodeType==1) return $(n);
}
return null;
};
this.previousElement = function(){
var n = this;
for (var i=0,n; n = n.previousSibling; i++){
if(n.nodeType==1) return $(n);
}
return null;
};
this.moveAhead = function(){
if (this.previousElement()){
this.parentNode.insertBefore(this,this.previousElement());
}
return this;
};
this.moveBack = function(){
var n = this.nextElement();
if (n){
this.parentNode.removeChild(n);
this.parentNode.insertBefore(n,this);
}
return this;
};
},
Array : function(){
this.indexOf = function(){
for (i=0; i<this.length; i++){
if (this[i]==arguments[0])
return i;
}
return -1;
};
this.lastIndexOf = function(){
for (i=this.length-1; i>=0; i--){
if (this[i]==arguments[0])
return i;
}
return -1;
};
this.each = function(fn){
for (var i=0,len=this.length; i<len; i++){
fn(this[i]);
}
return this;
};
},
String : function(){
this.trim = function(){
var _re,_argument = arguments[0] || " ";
typeof(_argument)=="string"?(_argument == " "?_re = /(^\s*)|(\s*$)/g : _re = new RegExp("(^"+_argument+"*)|("+_argument+"*$)","g")) : _re = _argument;
return this.replace(_re,"");
};
this.ltrim = function(){
var _re, _argument = arguments[0] || " ";
typeof(_argument)=="string"?(_argument == " "?_re = /(^\s*)/g : _re = new RegExp("(^"+_argument+"*)","g")) : _re = _argument;
return this.replace(_re,"");
};
this.rtrim = function(){
var _re, _argument = arguments[0] || " ";
typeof(_argument)=="string"?(_argument == " "?_re = /(\s*$)/g : _re = new RegExp("("+_argument+"*$)","g")) : _re = _argument;
return this.replace(_re,"");
};
this.concat = function(){
var s = new StringBuffer();
s.append(this);
for (var i=0,j; j=arguments[i]; i++){
s.append(typeof j=="object" ? j.join("") : j);
}
return s.toString();
};
this.stripTags = function(){
return this.replace(/<\/?[^>]+>/gi, '');
};
this.cint = function(){
return this.replace(/\D/g,"")-0;
};
this.camelize = function(){
return this.replace(/(-\S)/g,function($1){return $1.toUpperCase().substring(1,2)})
};
this.hasSubString = function(s,f){
if(!f) f="";
var v = (f+this+f).indexOf(f+s+f);
return v==-1?false:v;
};
this.toXMLString = function(){
var arr = arguments[0].split("&");
var str = new StringBuffer();
for (var i=0,len=arr.length; i<len; i++){
var item = arr[i].split("=");
str.append("<"+item[0]+"><![CDATA["+item[1]+"]]></"+item[0]+">");
}
return str.toString();
};
this.URLEncode = function(){ return encodeURIComponent(this)};
this.URLDecode = function(){ return decodeURIComponent(this)};
},
StringBuffer : function(){
this.append = function(){this.data.push(arguments[0]);return this};
this.toString = function(){return this.data.join(arguments[0]||"")};
this.length = function(){return this.data.length};
},
NameSpace : function(){
this.copyChild = this.appendChild = function(ns){
for (var key in ns){
this[key] = ns[key];
}
return this;
};
}
};
Method.Array.apply(Array.prototype);
Method.String.apply(String.prototype);
Method.StringBuffer.apply(StringBuffer.prototype);
Method.NameSpace.apply(NameSpace.prototype);
function $(){
var elem = typeof(arguments[0])=="string"?document.getElementById(arguments[0]):arguments[0];
if (!elem){return null}
if (elem["version"]){return elem}
if ( arguments[1] == undefined || arguments[1]==true ){Method.Element.apply(elem);}
return elem;
};
$(document);
var Ajax={
xmlhttp:function (){
try{
return new ActiveXObject('Msxml2.XMLHTTP');
}catch(e){
try{
return new ActiveXObject('Microsoft.XMLHTTP');
}catch(e){
return new XMLHttpRequest();
}
}
}
};
Ajax.Request=function (){
if(arguments.length<2)return ;
var para = {asynchronous:true,method:"GET",parameters:""};
for (var key in arguments[1]){
para[key] = arguments[1][key];
}
var _x=Ajax.xmlhttp();
var _url=arguments[0];
if(para["parameters"].length>0) para["parameters"]+='&_=';
if(para["method"].toUpperCase()=="GET") _url+=(_url.match(/\?/)?'&':'?')+para["parameters"];
_x.open(para["method"].toUpperCase(),_url,para["asynchronous"]);
_x.onreadystatechange=function (){
if(_x.readyState==4){
if(_x.status==200)
para["onComplete"]?para["onComplete"](_x):"";
else{
para["onError"]?para["onError"](_x):"";
}
}
};
if(para["method"].toUpperCase()=="POST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
for (var ReqHeader in para["setRequestHeader"]){
_x.setRequestHeader(ReqHeader,para["setRequestHeader"][ReqHeader]);
}
_x.send(para["method"].toUpperCase()=="POST"?(para["postBody"]?para["postBody"]:para["parameters"]):null);
};
var Cookies = {
get : function(n){
var dc = "; "+document.cookie+"; ";
var coo = dc.indexOf("; "+n+"=");
if (coo!=-1){
var s = dc.substring(coo+n.length+3,dc.length);
return unescape(s.substring(0, s.indexOf("; ")));
}else{
return null;
}
},
set : function(name,value,expires){
var expDays = expires*24*60*60*1000;
var expDate = new Date();
expDate.setTime(expDate.getTime()+expDays);
var expString = expires ? "; expires="+expDate.toGMTString() : "";
var pathString = ";path=/";
document.cookie = name + "=" + escape(value) + expString + pathString;
},
del : function(n){
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval=this.get(n);
if(cval!=null) document.cookie= n + "="+cval+";expires="+exp.toGMTString();
}
}

function $A(list){
var arr = [];
for (var i=0,len=list.length; i<len; i++){
arr[i] = list[i];
}
return arr;
}
function $D(str){return str.URLDecode();}
function $E(str){return str.URLEncode();}
function $V(id){return $(id).value}
function request(paras){
var url = location.href;
var paraString = "&"+url.substring(url.indexOf("?")+1,url.length)+"&";
if (paraString.indexOf("&"+paras+"=")==-1){return ""};
paraString = paraString.substring(paraString.indexOf("&"+paras+"=")+paras.length+2,paraString.length);
return paraString.substring(0,paraString.indexOf("&"));
}