<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ include file="/share.jsp"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'show.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type='text/javascript'
src='${path}/dwr/interface/stuService.js'></script>
<script type='text/javascript' src='${path }/dwr/engine.js'></script>
<script type='text/javascript' src='${path }/dwr/util.js'></script>
<script type="text/javascript">
var page=1;
var pageCount=0;
var firstHref="";
var previousHref="";
var nextHref="";
var lastHref="";
var stuPage="";
function isPage(){
firstHref="javascript:getAllByPage("+1+")";
previousHref="javascript:getAllByPage("+ (page-1) +")";
nextHref="javascript:getAllByPage("+ (page+1) +")";
lastHref="javascript:getAllByPage("+pageCount+")";
if(page==1){
stuPage="首页 上一页 <a href='"+nextHref+"'>下一页</a> <a href='"+lastHref+"'>尾页</a>";
}
else if(page==pageCount){
stuPage="<a href='"+firstHref+"'>首页</a> <a href='"+previousHref+"'>上一页</a> 下一页 尾页";
}
else if(page==1&&page==pageCount){
stuPage="首页 上一页 下一页 尾页";
}else{
stuPage="<a href='"+firstHref+"'>首页</a> <a href='"+previousHref+"'>上一页</a> <a href='"+nextHref+"'>下一页</a> <a href='"+lastHref+"'>尾页</a>";
}
document.getElementById("page").innerHTML=stuPage;
}
function getAll(){
stuService.getAll(page,setAll);
}
function getAllByPage(pageNum){
page=pageNum;
stuService.getAll(pageNum,setAll);
}
function setAll(stuList){
DWRUtil.removeAllRows("student");
DWRUtil.addRows("student",stuList,items);
stuService.getPageCount(page,getPage);
}
function deleteStu(stuId){
stuService.deleteStu(stuId);
getAll();
}
function getPage(stuPage){
page=stuPage.currentPage;
pageCount=stuPage.pageCount;
isPage();
}
var items=[
function(item){return item.stuId},
function(item){return item.stuName},
function(item){return item.stuAge},
function(item){return item.stuClass},
function(item){
var stuDelete = document.createElement("a");
stuDelete.innerHTML = "删除";
stuDelete.href="javascript:deleteStu("+item.stuId+")";
return stuDelete;
},
function(item){
var stuUpdate = document.createElement("a");
stuUpdate.innerHTML = "修改";
stuUpdate.href="javascript:toUpdateStu("+item.stuId+")";
return stuUpdate;
}
];
function toUpdateStu(stuId){
stuService.getById(stuId,setStu);
}
function setStu(student){
document.getElementById("stuId").value=student.stuId;
document.getElementById("stuName").value=student.stuName;
document.getElementById("stuAge").value=student.stuAge;
document.getElementById("stuClass").value=student.stuClass;
document.getElementById("stuUpdate").disabled=false;
document.getElementById("stuAdd").disabled=true;
}
function stuUpdate(stuId,stuName,stuAge,stuClass){
if(stuValidate(stuName,stuAge,stuClass)){
return;
}
stuService.update(stuId,stuName,stuAge,stuClass);
reset();
getAllByPage(page);
}
function add(stuName,stuAge,stuClass){
if(stuValidate(stuName,stuAge,stuClass)){
return;
}
stuService.add(stuName,stuAge,stuClass);
reset();
getAllByPage(page);
}
function reset(){
document.getElementById("stuId").value="";
document.getElementById("stuName").value="";
document.getElementById("stuAge").value="";
document.getElementById("stuClass").value="";
document.getElementById("stuUpdate").disabled=true;
document.getElementById("stuAdd").disabled=false;
}
function stuValidate(stuName,stuAge,stuClass){
var re=/^[1-9][0-4]?[0-9]?$/;
if(stuName==""){
alert("学员姓名不能为空！");
return true;
}
if(!re.test(stuAge)){
alert("学员年龄格式不正确！");
return true;
}
if(stuClass==""){
alert("学员所属班级不能为空！");
return true;
}
return false;
}
window.onload=getAll;
</script>
</head>
<body>
<table border="1" align="center">
<thead>
<tr>
<th>
学员编号
</th>
<th>
学员姓名
</th>
<th>
学员年龄
</th>
<th>
学员班级
</th>
<th>
</th>
<th>
</th>
</tr>
</thead>
<tbody id="student" align="center"></tbody>
</table>
<br>
<div align="center" id="page">
</div>
<br>
<br>
<div align="center">
学生信息操作
</div>
<div align="center" id="student">
学生编号:
<input type="text" id="stuId" readonly="readonly">
<br>
学生姓名:
<input type="text" id="stuName">
<br>
学生年龄:
<input type="text" id="stuAge">
<br>
所属班级:
<input type="text" id="stuClass">
<br>
<br>
<input type="submit" onclick="add(stuName.value,stuAge.value,stuClass.value)" id="stuAdd" value="添加">
<input type="submit" onclick="stuUpdate(stuId.value,stuName.value,stuAge.value,stuClass.value)" id="stuUpdate" disabled="disabled" value="修改">
<input type="button" onclick="reset()" id="stuReset" value="重置">
</div>
</body>
</html>
