应用场景：
1.文件上传、下载(IO流);
2.数据的导入导出；
3.大批量数据的增删改查；
4.远程数据的访问。
添加函数loading();
<%@ page language="java" pageEncoding="UTF-8"%>
<%@taglib uri="/struts-tags" prefix="s" %>
<!-- 添加标签，然后做栈顶获取数据 -->
<html>
<head>
<title>运行监控模块编辑</title>
<link href="${pageContext.request.contextPath }/css/Style.css" type="text/css" rel="stylesheet">
<link href="${pageContext.request.contextPath }/css/showText.css" type="text/css" rel="stylesheet">
<script language="javascript" src="${pageContext.request.contextPath }/script/function.js"></script>
<script language="javascript" src="${pageContext.request.contextPath }/script/limitedTextarea.js"></script>
<script language="javascript" src="${pageContext.request.contextPath }/script/showText.js"></script>
<script language="javascript" src="${pageContext.request.contextPath }/ckeditor/ckeditor.js"></script>
<script language="javascript" src="${pageContext.request.contextPath }/ckeditor/ckfinder.js"></script>
<script language="javascript">
function checkchar(){
if(document.Form2.stationRun.value.length>2500){
alert("站点运行情况字数不能超过2500字");
return;
}
if(document.Form2.devRun.value.length>2500){
alert("设备运行情况字数不能超过2500字");
return;
}
document.Form2.action="${pageContext.request.contextPath }/system/elecCommonMsgAction_save.do";
document.Form2.submit();
//alert(" 待办事宜保存成功!");
loading();
}
function addEnter(element){
document.getElementById(element).value = document.getElementById(element).value+"<br>";
}
function checkTextAreaLen(){
var stationRun = new Bs_LimitedTextarea('stationRun', 2500);
stationRun.infolineCssStyle = "font-family:arial; font-size:11px; color:gray;";
stationRun.draw();
var devRun = new Bs_LimitedTextarea('devRun', 2500);
devRun.infolineCssStyle = "font-family:arial; font-size:11px; color:gray;";
devRun.draw();
}
window.onload=function(){
// checkTextAreaLen();
}
/**添加不带百分比的进度条*/
var len = 500 ;
var add = 0 ;
function openContenFrame(){
var td1 = document.getElementById('tdOne') ;
var td2 = document.getElementById('tdTwo') ;
add = add+10 ;
td1.width = add ;
if(len - add <= 0){
td2.width = 1 ;
}else{
td2.width = len - add ;
}
if(add<=len) {
;
}else{
td1.width = 1 ;
td2.width = 500 ;
add = 0 ;
}
setTimeout('openContenFrame()',100) ;
}
function loading(){
document.getElementById("load").style.display="";
document.getElementById("opperate1").style.display="none";
document.getElementById("opperate2").style.display="none";
openContenFrame();
}
</script>
</head>
<body>
<form name="Form1" id="Form1" method="post">
<table id="opperate1" cellSpacing="1" cellPadding="0" width="90%" align="center" bgColor="#f5fafe" border="0">
<TBODY>
<TR height=10><td></td></TR>
<tr>
<td>
<TABLE style="WIDTH: 105px; HEIGHT: 20px" border="0">
<TR>
<TD align="center" background="${pageContext.request.contextPath }/images/cotNavGround.gif"><img src="${pageContext.request.contextPath }/images/yin.gif" width="15"></TD>
<TD class="DropShadow" background="${pageContext.request.contextPath }/images/cotNavGround.gif">运行监控列表</TD>
</TR>
</TABLE>
</td>
</tr>
<tr>
<td class="ta_01" align="center" bgColor="#f5fafe" colspan=3>
<table cellspacing="0" cellpadding="1" rules="all" bordercolor="gray" border="1" id="DataGrid1"
style="BORDER-RIGHT:gray 1px solid; BORDER-TOP:gray 1px solid; BORDER-LEFT:gray 1px solid; WIDTH:100%; WORD-BREAK:break-all; BORDER-BOTTOM:gray 1px solid; BORDER-COLLAPSE:collapse; BACKGROUND-COLOR:#f5fafe; WORD-WRAP:break-word">
<tr style="FONT-WEIGHT:bold;FONT-SIZE:12pt;HEIGHT:25px;BACKGROUND-COLOR:#afd1f3">
<td align="center" width="40%" height=22 background="${pageContext.request.contextPath }/images/tablehead.jpg">站点运行情况</td>
<td align="center" width="40%" height=22 background="${pageContext.request.contextPath }/images/tablehead.jpg">设备运行情况</td>
<td align="center" width="20%" height=22 background="${pageContext.request.contextPath }/images/tablehead.jpg">创建日期</td>
</tr>
<div id="showInfomation" style="visibility: hidden"></div>
<tr onmouseover="this.style.backgroundColor = 'white'" onmouseout="this.style.backgroundColor = '#F5FAFE';">
<td style="HEIGHT:22px" align="center" width="40%">
<div class="scrollStyle" align="left" onmouseover="showInfoWithPanel(this)" onmouseout="hiddenInfoPanel(this)" style="table-layout:fixed;">
<s:property value="stationRun" escapeHtml="false"/>
</div>
</td>
<td style="HEIGHT:22px" align="center" width="40%">
<div class="scrollStyle" align="left" onmouseover="showInfoWithPanel(this)" onmouseout="hiddenInfoPanel(this)" style="table-layout:fixed;">
<s:property value="devRun" escapeHtml="false" /><!-- 9点设备运行正常xcvcxvxcv -->
</div>
</td>
<td style="HEIGHT:22px" align="center" width="20%">
<%-- <s:property value="createDate" /> --%><!-- 日期标签采用： -->
<s:date name="createDate" format="yyyy-MM-dd HH:mm:ss " />
</td>
</tr>
</table>
</td>
</tr>
</TBODY>
</table>
</form>
<form name="Form2" id="Form2" method="post">
<table id="opperate2" cellspacing="1" cellpadding="5" width="90%" align="center" bgcolor="#f5fafe" style="border:1px solid #8ba7e3" border="0">
<tr>
<td class="ta_01" colspan=2 align="center" background="${pageContext.request.contextPath }/images/b-info.gif">
<font face="宋体" size="2"><strong>运行监控编辑</strong></font>
</td>
</tr>
<TR height=10><td></td><td></td></TR>
<tr>
<td class="ta_01" align="center" bgcolor="#f5fafe" width="15%">站点运行情况：</td>
<td class="ta_01" bgcolor="#ffffff" style="word-break: break-all">
<s:textarea name="stationRun" id="stationRun" cssStyle=" 500px; height: 160px; padding: 1;FONT-FAMILY: 宋体; FONT-SIZE: 9pt" onkeydown="if(event.keyCode==13)addEnter('stationRun');"></s:textarea>
<script type="text/javascript">
CKEDITOR.replace("stationRun",{height:200,820});
</script>
<!-- <textarea name="stationRun" id="stationRun" style=" 500px; height: 160px; padding: 1;FONT-FAMILY: 宋体; FONT-SIZE: 9pt" onkeydown="if(event.keyCode==13)addEnter('stationRun');">9点站点运行正常</textarea> -->
</td>
</tr>
<tr>
<td class="ta_01" align="center" bgcolor="#f5fafe" width="15%">设备运行情况：</td>
<td class="ta_01" bgcolor="#ffffff" style="word-break: break-all">
<s:textarea name="devRun" id="devRun" cssStyle=" 500px; height: 160px; padding: 1;FONT-FAMILY: 宋体; FONT-SIZE: 9pt" onkeydown="if(event.keyCode==13)addEnter('devRun');"></s:textarea>
<script type="text/javascript">
CKEDITOR.replace("devRun",{height:200,820});
</script>
</td>
</tr>
<tr>
<td class="ta_01" style=" 100%" align="center" bgcolor="#f5fafe" colspan="2">
<input type="button" name="BT_Submit" value="保存" onclick="checkchar()" id="BT_Submit" style="font-size:12px; color:black; height=20;width=50">
<input style="font-size:12px; color:black; height=20;width=80" id="BT_Export" type="button" value="导出设置" name="BT_Export"
onclick="openWindow('${pageContext.request.contextPath }/system/exportExcel.jsp?belongTo=5-3','700','400')">
</td>
</tr>
</table>
<table id="load" width="700" border="0" align="center" bgcolor="#FAFAFA" cellpadding="0" cellspacing="0" bordercolor="#000000" style="border-collapse:collapse;display:none ">
<tr>
<td><br><br>
<table width="100%" border="1" cellspacing="0" cellpadding="0" bordercolor="#287BCE" style="border-collapse:collapse ">
<tr bgcolor="#F7F7F6">
<td width="20%" height="100" valign="middle">
<table align='center' width='500'>
<tr>
<td colspan='2' align='center' id="progressPersent"><font size="2">
正在进行保存，用时较长，请稍后...
</font>
</td>
</tr>
<tr>
<td id='tdOne' height='25' width=1 bgcolor="blue"> </td>
<td id='tdTwo' height='25' width=500 bgColor='#999999'> </td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</form>
</body>
</html>