📄 mcmanager.jsp
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<%@ page contentType="text/html; charset=GBK" language="java"%>
<%@ taglib prefix="c" uri="/WEB-INF/c.tld" %>
<%@ taglib prefix="fmt" uri="/WEB-INF/fmt.tld" %>
<c:if test="${mcTypeList==null}">
<c:redirect url="/servlet/McAddServlet" />
</c:if>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK" />
<meta http-equiv="pragma" content="no-cache" />
<meta http-equiv="Cache-Control" content="no-cache, must-revalidate" />
<meta http-equiv="expires" content="Wed, 26 Feb 1970 08:21:57 GMT" />
<title>商品信息管理</title>
</head>
<script language="javascript" type="text/javascript">
<c:forEach var="maxMcBean" items="${mcTypeList}" >
<c:if test="${maxMcBean.npid==0}">
var ary_${maxMcBean.nid}=new Array();
</c:if>
<c:forEach items="${mcTypeList}" var="minMcBean">
<c:if test="${maxMcBean.nid==minMcBean.npid}">
ary_${maxMcBean.nid}[ary_${maxMcBean.nid}.length]="${minMcBean.nid};${minMcBean.sname}";
</c:if>
</c:forEach>
</c:forEach>
function selectType(){
var mySelect=window.document.getElementById("mySelect");
var selectObj=mySelect.options.value;
var myMin=window.document.getElementById("myMin");
myMin.options.length=0;
myMin.options.add(new Option("所有类别",""));
if(selectObj!=""){
var myAry=eval("ary_"+selectObj);
for(i=0;i<myAry.length;i++){
var op=myAry[i].indexOf(";");
var valuetObj=myAry[i].substring(0,op);
var textObj=myAry[i].substring(op+1);
var opObj=new Option(textObj,valuetObj);
myMin.options.add(opObj);
}
}
}
</script>
<body>
<table width="100%" border="1">
<tr>
<td>
<form action="/lmhshop/servlet/McAddServlet" method="post" enctype="multipart/form-data" >
<table width="80%" border="1" align="center">
<tr>
<td width="24%" align="right">商品名称：</td>
<td width="76%">
<input name="sname" type="text" id="sname" value="${param.sname}"> </td>
</tr>
<tr>
<td align="right">所属大类：</td>
<td><select name="maxid" id="mySelect" onChange="selectType();">
<option value="">所有类别</option>
<c:forEach var="maxMcBean" items="${mcTypeList}" >
<c:if test="${maxMcBean.npid==0}">
<option value="${maxMcBean.nid}" ${maxMcBean.nid==param.maxid?"selected":""}>${maxMcBean.sname}</option>
</c:if>
</c:forEach>
</select></td>
</tr>
<tr>
<td align="right">所属小类：</td>
<td><select name="minid" id="myMin">
<option value="">
所有类别 </option>
<!--让小类选中后刷新时不会变化-->
<c:forEach var="minMcBean" items="${mcTypeList}" >
<c:if test="${param.maxid!=0 && param.maxid==minMcBean.npid}">
<option value="${minMcBean.nid}" ${minMcBean.nid==param.minid?"selected":""}>${minMcBean.sname}</option>
</c:if>
</c:forEach>
</select></td>
</tr>
<tr>
<td align="right">商品价格：</td>
<td><input name="nprice" type="text" id="nprice" value="${param.nprice}"></td>
</tr>
<tr>
<td align="right">商品图片：</td>
<td align="left"><input name="simg" type="file" id="simg"></td>
</tr>
<tr>
<td align="right">商品描述：</td>
<td><textarea name="sdescription" cols="50" id="sdescription">${param.sdescription}
</textarea></td>
</tr>
<tr>
<td align="right">是否缺货：</td>
<td><select name="smctag" id="smctag">
<option value="0" ${param.smctag==0?"selected":""}>否</option>
<option value="1" ${param.smctag==1?"selected":""}>是</option>
</select> </td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" name="Submit" value="提交">
<input name="resetV" type="reset" id="resetV" value="重置"></td>
</tr>
</table>
</form>
</td>
</tr>
</table>
</body>
</html>
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