?? editlib.js
字號:
function KeyFilter(type)
{
var berr=false;
switch(type)
{
case 'date':
if (!(event.keyCode == 45 || event.keyCode == 47 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
case 'number':
if (!(event.keyCode>=48 && event.keyCode<=57))
berr=true;
break;
case 'cy':
if (!(event.keyCode == 46 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
case 'long':
if (!(event.keyCode == 45 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
case 'double':
if (!(event.keyCode == 45 || event.keyCode == 46 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
default:
if (event.keyCode == 35 || event.keyCode == 37 || event.keyCode==38)
berr=true;
}
return !berr;
}
function getParentFromSrc(src,parTag)
{
if(src && src.tagName!=parTag)
src=getParentFromSrc(src.parentElement,parTag);
return src;
}
function switchToOption(sel,newOption,byWhat)
{
newOption=newOption.toString();
if(newOption && sel && sel.tagName=="SELECT")
{
newOption=trim(newOption);
var opts=sel.options;
for(var i=0;i<opts.length;i++)
{
if(trim(opts[i][byWhat].toString())==newOption)
{
sel.selectedIndex=i;
break;
}
}
}
}
// Is a element visible?
function isElementVisible(src)
{
if(src)
{
var x=getOffsetLeft(src)+2-document.body.scrollLeft;
var y=getOffsetTop(src)+2-document.body.scrollTop;
if(ptIsInRect(x,y,0,0,document.body.offsetWidth,document.body.offsetHeight))
{
var e=document.elementFromPoint(x,y);
return src==e;
}
}
return false;
}
function ptIsInRect(x,y,left,top,right,bottom)
{
return (x>=left && x<right) && (y>=top && y<bottom);
}
function getOffsetLeft(src){
var set=0;
if(src)
{
if (src.offsetParent)
set+=src.offsetLeft+getOffsetLeft(src.offsetParent);
if(src.tagName!="BODY")
{
var x=parseInt(src.scrollLeft,10);
if(!isNaN(x))
set-=x;
}
}
return set;
}
function getOffsetTop(src){
var set=0;
if(src)
{
if (src.offsetParent)
set+=src.offsetTop+getOffsetTop(src.offsetParent);
if(src.tagName!="BODY")
{
var y=parseInt(src.scrollTop,10);
if(!isNaN(y))
set-=y;
}
}
return set;
}
function isAnyLevelParent(src,par)
{
var hr=false;
if(src==par)
hr=true;
else if(src!=null)
hr=isAnyLevelParent(src.parentElement,par);
return hr;
}
function isIE(version)
{
var i0=navigator.appVersion.indexOf("MSIE")
var i1=-1;
var ver=0;
if(i0>=0)
{
i1=navigator.appVersion.indexOf(" ",i0+1);
if(i1>=0)
{
i0=i1;
i1=navigator.appVersion.indexOf(";",i0+1);
if(i1>=0)
{
ver=parseFloat(navigator.appVersion.substring(i0+1,i1));
if(isNaN(ver))
ver=0;
}
}
}
return (navigator.userAgent.indexOf("MSIE")!= -1
&& navigator.userAgent.indexOf("Windows")!=-1
&& ((ver<(version+1) && ver>=version) || version==0));
}
function getValidDate(str)
{
var sDate=str.replace(/\//g,"-");
var vArr=sDate.split("-");
var sRet="";
if(vArr.length>=3)
{
var year=parseInt(vArr[0],10);
var month=parseInt(vArr[1],10);
var day=parseInt(vArr[2],10);
if(!(isNaN(year) || isNaN(month) || isNaN(day)))
if(year>=1900 && year<9999 && month>=1 && month<=12)
{
var dt=new Date(year,month-1,day);
year=dt.getFullYear();
month=dt.getMonth()+1;
day=dt.getDate();
sRet=year+"-"+(month<10?"0":"")+month+"-"+(day<10?"0":"")+day;
}
}
return sRet;
}
function getSafeValue(val,def)
{
if(typeof(val)=='undefined' || val==null)
return def;
else
return val;
}
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