当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 脚本吧 - 幻宇工作室用到js,超强推荐base.js

Javascript
javascript innerText和innerHtml应用
图像替换新技术 状态域方法
JavaScript 判断判断某个对象是Object还是一个Array
Extjs 几个方法的讨论
JavaScript 学习笔记(十五)
javascript 匿名函数的理解(透彻版)
Jquery 常用方法经典总结
jquery 批量上传图片实现代码
javascript中的array数组使用技巧
详细讲解JS节点知识
javascript让setInteval里的函数参数中的this指向特定的对象
javaScript 关闭浏览器 (不弹出提示框)
对字符串进行HTML编码和解码的JavaScript函数
javascript 三种编解码方式
js左侧多级菜单动态的解决方案
JavaScript 学习笔记(十六) js事件
JavaScript面向对象之静态与非静态类
javascript两段代码,两个小技巧
js中鼠标滚轮事件详解(firefox多浏览器)
js实现的仿Photoshop鼠标滚轮控制输入框取值(修正兼容Chrome)

Javascript 中的 脚本吧 - 幻宇工作室用到js,超强推荐base.js


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-10-12   浏览: 61 ::
收藏到网摘: n/a

base.js
复制代码 代码如下:

browser_init()
function browser_init(){
window.isIE=navigator.appName.indexOf("Microsoft")==0
window.$sys={}
window.$my={}
String.prototype.trim=function(){return this.replace(/(^[\s]*)|([\s]*$)/g,"")}
String.prototype.inc=function(s1,s2){if(s2==null){s2=","};return (s2+this+s2).indexOf(s2+s1+s2)>-1?1:0}
String.prototype.lenB=function(){return this.replace(/[^\x00-\xff]/g,"**").length}
String.prototype.leftB=function(len,isOmit){var s;s=this.replace(/\*/g," ").replace(/[^\x00-\xff]/g,"**");if(s.length>len&&isOmit){len-=3};return this.slice(0,s.slice(0,len).replace(/\*\*/g," ").replace(/\*/g,"").length)+(s.length>len&&isOmit?"...":"")}
String.prototype.getVar=function(str,def){if(this.inc(str,";"))return 1;var a=this.match(new RegExp("(^|;)"+str+":[^;]*"));return a==null||str==""?(def==null?"":def):a[0].replace(";","").slice(str.length+1)}
String.prototype._slice="".slice
String.prototype.slice=function(n1,n2){var v,b1=typeof(n1)=="number",b2=typeof(n2)=="number";if(!b1||typeof(n2)=="string"){v=eval("this._slice("+(b1?n1:this.indexOf(n1)+(n2==null?1:0)+(this.indexOf(n1)==-1?this.length:0))+(n2==null?"":(b2?n2:(this.indexOf(n2)==-1?"":","+this.indexOf(n2))))+")")}else{v=eval("this._slice(n1"+(n2==null?"":","+n2)+")")}return v}
Array.prototype.parseInt=function(){var i,count=this.length;for(i=0;i<count;i++){this[i]=parseInt(this[i])}}
Array.prototype.remove=function(item){var i,count=this.length;for(i=0;i<count;i++){if(this[i]==item){this.splice(i,1);i--;count--}}}
Array.prototype.plus=function(item){for(var i=0;i<this.length;i++){if(this[i]==item){return}}this.push(item)}
window.$=function(obj){return typeof(obj)=="string"?document.getElementById(obj):obj}
window.ow=function(win){return $(win).contentWindow}
window.oDel=function(obj){if($(obj)!=null){$(obj).parentNode.removeChild($(obj))}}
window.oHide=function(obj){if($(obj)!=null){$(obj).style.visibility="hidden"}}
window.oShow=function(obj){if($(obj)!=null){$(obj).style.visibility=""}}
window.oFocu=function(obj){window.tempObj=$(obj);window.setTimeout("try{window.tempObj.focus()}catch(e){}",10)}
window.fmCheck=function(){return true}
$sys.url=location.href
$sys.path=$sys.url.slice(0,"?").slice(0,$sys.url.lastIndexOf("/")+1)
document.write("<body></body>")
if(document.all){
document.execCommand("BackgroundImageCache",false,true)
}
else{
HTMLElement.prototype.attachEvent=function(type,foo){this.addEventListener(type.slice(2),foo,false)}
HTMLElement.prototype.contains=function(node){if(!node)return false;do if(node==this){return true}while(node=node.parentNode){return false}}
HTMLElement.prototype.__defineSetter__("outerHTML",function(sHTML){var r=this.ownerDocument.createRange();r.setStartBefore(this);var df=r.createContextualFragment(sHTML);this.parentNode.replaceChild(df,this);return sHTML;})
HTMLElement.prototype.__defineGetter__("innerText",function(){var r = this.ownerDocument.createRange();r.selectNodeContents(this);return r.toString()})
Event.prototype.__defineGetter__("srcElement",function(){var node=this.target;while(node.nodeType!=1){node=node.parentNode}return node})
Event.prototype.__defineGetter__("fromElement",function(){return this.relatedTarget})
Event.prototype.__defineGetter__("toElement",function(){return this.relatedTarget})
Event.prototype.__defineGetter__("offsetX",function(){return this.layerX})
Event.prototype.__defineGetter__("offsetY",function(){return this.layerY})
}
drag_init()
thd_init()
document_onload()
}
function document_onload(){
var l
l="<div id=mcSystem style='position:absolute;left:-9000px;top:0'>"
l+="<iframe id=wForm name=wForm onload=fmWinOnLoad(this)></iframe>"
l+="<button id=btSysFocu></button>"
l+="</div>"
insHtm(document.body,l)
document.body.onmouseover=document.body.onmouseout=document.body.onmousedown=document.body.onmouseup=function(e){
var ee
e=e||event
ee=e.srcElement
if(e.type=="mouseover"&&(ee.tagName=="A"||ee.tagName=="INPUT"||ee.tagName=="LABEL")&&!ee.hideFocus)
ee.hideFocus=true
}
document.body.onkeydown=function(e){
var ee
e=e||event
ee=e.srcElement
if(ee.tagName=="INPUT"&&e.keyCode==13&&isIE&&ee.form!=null){
if(ee.form.btSubmit!=null)
ee.form.btSubmit.click()
}
}
if(window.body_onload!=null)
body_onload()
}
function drag_init(){
window.$drag={}
window.startDrag=function(obj,e){
$drag.obj=$(obj)
$drag.x0=$drag.obj.offsetLeft
$drag.y0=$drag.obj.offsetTop
$drag.sx=e.clientX
$drag.sy=e.clientY
if(document.all)
$drag.obj.setCapture()
}
document.onmouseup=function(){
if($drag.obj==null)
return
if(document.all)
$drag.obj.releaseCapture()
$drag.obj=null
}
document.onmousemove=function(e){
var x,y
if($drag.obj==null)
return
e=e||event
x=Math.min(e.clientX-$drag.sx+$drag.x0,document.body.scrollLeft+document.body.clientWidth-$drag.obj.offsetWidth)
y=Math.min(e.clientY-$drag.sy+$drag.y0,document.body.scrollTop+document.body.clientHeight-$drag.obj.offsetHeight)
x=Math.max(x,0)
y=Math.max(y,document.body.scrollTop)
$drag.obj.style.left=x+"px"
$drag.obj.style.top=y+"px"
}
}
function thd_init(){
window.$thd={}
$thd.items=[]
$thd.index=0
$thd.push=function(foo,interval){
foo.interval=interval==null?1:interval
$thd.items.push(foo)
}
$thd.remove=function(foo){
$thd.items.remove(foo)
}
$thd.run=function(){
var ol=$thd.items,i
for(i=0;i<ol.length;i++){
if($thd.index%ol[i].interval==0||ol[i].start==null){
ol[i].start=1
ol[i]()
}
}
$thd.index++
window.setTimeout("$thd.run()",10)
}
$thd.run()
}
function $x(obj,op){
var o,x=0
op=op||document.body
do{
o=o==null?$(obj):o.parentNode
if(op==o)
break
x+=o.offsetLeft
}while(op.contains(o))
return x
}
function $y(obj,op){
var o,y=0
op=op||document.body
do{
o=o==null?$(obj):o.parentNode
if(op==o)
break
if(o.tagName=="TR")
continue
y+=o.offsetTop-o.scrollTop
}while(op.contains(o))
return y
}
function getPngBg(url){
return document.all&&/\.png/i.test(url)?"filter:progid:dximagetransform.microsoft.alphaimageloader(src="+url+",sizingMethod=scale)":"background:url("+url+")"
}
function setHtm(op,str){
op=$(op)
if(op.tagName=="TABLE"){
if(op.tBodies.length==0)
op.appendChild(document.createElement("tbody"))
op.replaceChild(document.createElement("tbody"),op.tBodies[0])
}
else
op.innerHTML=""
insHtm(op,str)
}
function insHtm(op,str,oRefer){
var bx=document.createElement("div"),ol,i
op=$(op)
if(op.tagName=="TABLE"){
bx.innerHTML="<table>"+str+"</table>"
ol=bx.childNodes[0].tBodies[0].rows
if(op.tBodies.length==0)
op.appendChild(document.createElement("tbody"))
while(ol.length>0){
op.tBodies[0].insertBefore(ol[0],oRefer==null?null:oRefer)
}
}
else{
op.insertBefore(bx,oRefer==null?null:oRefer)
bx.outerHTML=str
}
btBinding(op)
fmBinding(op)
}
function btBinding(op){
var ol,i,a,bg
ol=(op||document.body).getElementsByTagName("SPAN")
for(i=0;i<ol.length;i++){
if(ol[i].getAttribute("type")!="button"||ol[i].getAttribute("bg")==null)
continue
bg=ol[i].getAttribute("bg")
ol[i].removeAttribute("bg")
a=ol[i].getAttribute("pos").split(",")
ol[i].style.cssText="position:absolute;overflow:hidden;left:"+a[0]+";top:"+a[1]+";width:"+a[2]+";height:"+a[3]
ol[i].innerHTML="<img src='"+bg+"'><button style=position:absolute;left:-9000;top:0></button>"
ol[i].onmouseover=function(){this.scrollTop=this.offsetHeight}
ol[i].onmouseout=function(){this.scrollTop=0}
ol[i].onmousedown=function(){this.scrollTop=this.offsetHeight*2}
ol[i].onmouseup=function(){this.scrollTop=this.offsetHeight}
}
}
function fmBinding(op){
var ol,i,sResult,foo
ol=(op||document.body).getElementsByTagName("FORM")
for(i=0;i<ol.length;i++){
if(ol[i].onsubmit!=null)
continue
insHtm(ol[i],"<input name=btSubmit type=submit style=visibility:hidden>",ol[i].firstChild)
ol[i].onkeydown=function(e){
e=e||event
if(e.keyCode==13)
return false
}
ol[i].onsubmit=function(e){
var fm=this
if(!fmCheck(fm))
return false
sResult=1
try{
foo=fm.getAttribute("onbeforeload")
if(typeof(foo)=="function")
sResult=foo()
else if(typeof(foo)=="string")
eval(foo.replace(/return /,"sResult="))
}catch(e){alert(e.description)}
if(sResult==false)
return false
if(fm.method=="post"){
fm.target="wForm"
$sys.fmWinType=fm
return true
}
loadXml(fmv(fm),function(xml){
var foo=fm.getAttribute("onload")
if(typeof(foo)=="function")
foo(xml)
else if(typeof(foo)=="string")
eval(foo)
})
return false
}
}
}
function fmWinOnLoad(win){
var xml,str,foo,error
if(document.all){
str=win.contentWindow.document.body.innerText.replace(/\n[\s]*\-/g,"\n")
if(str=="")
return
if(!/\<[^\>]+/.test(str)){
alert(str)
return
}
str=str.slice(1)
xml=createXml(str)
}
else{
if((win.contentWindow.document+"").indexOf("XML")==-1)
return
xml=win.contentWindow.document.documentElement
}
error=ndv(xml,"error")
if(error!=null)
return alert(error)
foo=$sys.fmWinType.onload
if(typeof(foo)=="function")
foo(xml)
else if(typeof(foo)=="string")
eval(foo)
}
function fmv(fm){
var i,f,v,l
l=fm.action
for(i=0;i<fm.length;i++){
if(!"INPUT,TEXTAREA,SELECT".inc(fm[i].tagName)||"submit,button".inc(fm[i].type))
continue
v=fm[i].value.trim()
f=fm[i].getAttribute("postName")||fm[i].name
if(f==""||(fm[i].type=="radio"&&!fm[i].checked)||fm[i].readOnly==true)
continue
if(fm[i].type=="checkbox")
v=fm[i].checked?v.replace(/^on$/g,1):0
l+="&"+f+"="+escape(v)
}
if(l.indexOf("?")==-1)
l=l.replace("&","?")
return l
}
function createXml(str){
if(isIE){
var xml=new ActiveXObject("Microsoft.XMLDOM")
xml.loadXML(str)
xml.setProperty("SelectionLanguage","XPath")
}
else
var xml=new DOMParser().parseFromString(str,"text/xml")
return xml.documentElement
}
function getXmlNode(node,expr,isAll){
var ol
if(isIE)
ol=node.selectNodes(expr)
else{
var xpe=new XPathEvaluator(),nsr,res,ol=[],r
nsr=xpe.createNSResolver(node.ownerDocument==null?node.documentElement:node.ownerDocument.documentElement)
res=xpe.evaluate(expr,node,nsr,0,null)
while(r=res.iterateNext()){
r.text=r.textContent
ol.push(r)
}
}
return isAll?ol:ol[0]
}
function ndv(node,expr,def){
var ol,s,$0,r
if(expr.indexOf("@")==0)
return node.getAttribute(expr.slice(1))||def
ol=getXmlNode(node,unescape(expr.slice(0,"?")))
if(ol==null)
return
if(ol.length==0)
return def
r=$0=ol.length==0?def:unescape(ol.text)
return r
}
function loadXml(url,foo){
var xh,method,ondataok
xh=isIE?new ActiveXObject("Microsoft.XMLHTTP"):new XMLHttpRequest()
method=url.indexOf(".xml")?"GET":"POST"
xh.open(method,url,true)
xh.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
xh.send(method=="POST"?url.slice("?"):null)
ondataok=function(){
var xml=xh.responseXML,error
if(xml!=null)
xml=xh.responseXML.documentElement
if(xml==null){
window.clipboardData.setData("text",$sys.path+url)
alert("载入xml数据出错!")
return
}
error=ndv(xml,"error")
if(error!=null){
alert(error)
return
}
foo(xml)
}
if(xh.readyState==4)
ondataok()
xh.onreadystatechange=function(){
if(xh.readyState==4)
ondataok()
}
}