📄 listcategory.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-bean"
prefix="bean"%>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-html"
prefix="html"%>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-logic"
prefix="logic"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@ taglib uri="/WEB-INF/recursion.tld" prefix="r"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>无限级树型菜单</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<script type="text/javascript" src="js/myjs.js"></script>
<link href="css/mycss.css" rel="stylesheet" type="text/css" />
</head>
<body background="images/bg.jpg">
<table width="100%" height="100%" border="0" cellSpacing="0"
cellPadding="0">
<tr>
<td width="45%" height="100%" valign="top" nowrap="nowrap">
<ul id="containerul">
<c:choose>
<c:when test="${not empty all}">
<li>
所有商品
<ul>
<!-- 自定义标签 -->
<r:yame list="${all}"/>
</ul>
</li>
</c:when>
<c:otherwise>
<center>
<h1>
<font color="red">没有任何商品!!!</font>
</h1>
</center>
</c:otherwise>
</c:choose>
</ul>
<p>
<script type="text/javascript">initiate();</script>
</p>
</td>
<td valign="top">
<iframe id=mainFrame name=mainFrame src="about:blank" frameborder=0
width="92%" height=280
onload="iframeResize(); document.body.scrollTop=0;">
您的浏览器不支持此功能，请您使用最新的版本。
</iframe>
</td>
</tr>
</table>
<script type=text/javascript>
function iframeResize()
{
var dyniframe = null;
var indexwin = null;
if (document.getElementById)
{
dyniframe = document.getElementById("mainFrame");
indexwin = window;
if (dyniframe)
{
if (dyniframe.contentDocument)
{
dyniframe.height = dyniframe.contentDocument.body.scrollHeight + 10;
}
else if (dyniframe.document && dyniframe.document.body.scrollHeight)
{
iframeheight= mainFrame.document.body.scrollHeight + 10;
dyniframe.height = iframeheight;
}
}
}
}
</script>
</body>
</html>
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