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ASP进度条
发表于：2007-06-30来源：作者：点击数：
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前段时间研究了一个进度条，大致的思想是 在后台处理数据时，前台页面同时计数显示Proess Bar 使用了layer来显示 用法： 1。引用 script language= java script src=ShowProcessBar.js/script 2。在提交Button或A或span 加扩展属性 IsShowProcessBar=True 文
前段时间研究了一个进度条，大致的思想是
在后台处理数据时，前台页面同时计数显示Proess Bar
使用了layer来显示
用法：
1。引用
<script language="javascript" src="ShowProcessBar.js"></script>
2。在提交Button或<A>或<span> 加扩展属性
IsShowProcessBar="True"
文件ShowProcessBar.js如下
AddProcessbar();
var bwidth=0;
var swidth = document.all.waiting.clientWidth;
function CheckIsProcessBar(obj)
{
if (obj.IsShowProcessBar=="True")
{
return false;
}
else
{
return true;
}
}
function CheckClick(e)
{
if (e == 1)
{
if (bwidth<swidth*0.98){
bwidth += (swidth - bwidth) * 0.025;
if (document.all)document.sbar.width = bwidth;
else document.rating.clip.width = bwidth;
setTimeout(‘’CheckClick(1);‘’,150);
}
}
else
{
if(document.all)
{
if(document.all.waiting.style.visibility == ‘’visible‘’)
{document.all.waiting.style.visibility = ‘’hidden‘’;
bwidth = 1;}
whichIt = event.srcElement;
while (CheckIsProcessBar(whichIt))
{
whichIt = whichIt.parentElement;
if (whichIt == null)return true;
}
document.all.waiting.style.pixelTop = (document.body.offsetHeight - document.all.waiting.clientHeight) / 2 + document.body.scrollTop;
document.all.waiting.style.pixelLeft = (document.body.offsetWidth - document.all.waiting.clientWidth) / 2 + document.body.scrollLeft;
document.all.waiting.style.visibility = ‘’visible‘’;
if(!bwidth)CheckClick(1);
bwidth = 1;
}
else
{
if(document.waiting.visibility == ‘’show‘’)
{document.waiting.visibility = ‘’hide‘’;
document.rating.visibility = ‘’hide‘’;
bwidth = 1;}
if(e.target.href.toString() != ‘’‘’)
{
document.waiting.top = (window.innerHeight - document.waiting.clip.height) / 2 + self.pageYOffset;
document.waiting.left = (window.innerWidth - document.waiting.clip.width) / 2 + self.pageXOffset;
document.waiting.visibility = ‘’show‘’;
document.rating.top = (window.innerHeight - document.waiting.clip.height) / 2 + self.pageYOffset+document.waiting.clip.height-10;
document.rating.left = (window.innerWidth - document.waiting.clip.width) / 2 + self.pageXOffset;
document.rating.visibility = ‘’show‘’;
if(!bwidth)CheckClick(1);
bwidth = 1;
}
}
return true;
}
}
function AddProcessbar()
{
var Str=""
Str+= "<div id=waiting style=position:absolute;top:50px;left:100px;z-index:1;visibility:hidden >";
Str+= "<layer name=waiting visibility=visible zIndex=2 >"
Str+= "<table border=2 cellspacing=1 cellpadding=0 bordercolorlight=#FFFFFF bordercolordark=#C0C0C0 bgcolor=#E0E0E0>"
Str+= " <tr>"
Str+= " <td bgcolor=#E0E0E0 height=30px width=300px align=center>"
Str+= " <font color=black>系統正在處理中...</font>"
Str+= " </td>"
Str+= " </tr>"
Str+= " <tr>"
Str+= " <td bgcolor=#E0E0E0>"
Str+= " <img width=1 height=10 name=sbar style=background-color:#6699clearcase/" target="_blank" >cc>"
Str+= " </td>"
Str+= " </tr>"
Str+= "</table> "
Str+= "</layer>"
Str+= "</div>"
document.write(Str)
if(document.all)document.onclick = CheckClick;
}
测试文件TestShowBar.HTML
<HTML>
<HEAD>
<script language="javascript" src="ShowProcessBar.js"></script>
</HEAD>
<BODY>
<A href="error.asp" IsShowProcessBar="True">A Href</a>
<BR>
<BR>
<span onclick="location.href=‘’error.asp‘’" style="cursor:hand" IsShowProcessBar="True"><font color=blue>Span</font></span>
<BR>
<form action="error.asp">
<input type=Submit value="Submit">
<input type=button value="normal button" IsShowProcessBar="True">
</form>
<P IsShowProcessBar="True">AAAAAAAAAAAAA</P>
</BODY>
</HTML>
