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 响应键盘特定按键(只响应数字键)
javascript indexOf方法、lastIndexOf 方法和substring 方法
javascript parseInt 函数分析(转)
javascript Split方法,indexOf方法、lastIndexOf 方法和substring 方法
JavaScript 面向对象入门精简篇
JS中==与===操作符的比较
JavaScript indexOf忽略大小写
dwr spring的集成实现代码
DWR Ext 加载数据
JavaScript 计算当天是本年本月的第几周
Js 获取当前日期时间及其它操作实现代码
javascript multibox 全选
JS array 数组详解
javascript 对象定义方法 简单易学
javascript 补零 函数集合
div scroll始终在最底部的实现代码
javascript eval()用法
javascript 打印页面代码
JAVASCRIPT THIS详解 面向对象
javascript 页面跳转方法集合

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: 256 ::
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()
}
}