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JSP实现类似百度谷歌分页

2011-09-08 16:31 369 查看

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@page import="com.modorn.Bean.UserDao"%>
<%@page import="com.modorn.Bean.UserBean"%>
<%
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 'manger.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">

<style type="text/css">
table{ border-collapse:collapse; }
td{ border:#ccc solid 1px; padding:5px; }
</style>

</head>

<body>
<%!int pageNow = 1;%>

<%
String userName = (String) request.getSession().getAttribute("userName");
if (userName == null) {
response.sendRedirect("login.jsp?erro=1");
}
if (request.getParameter("pageNow") != null) {
pageNow = Integer.parseInt(request.getParameter("pageNow"));
}
%>
<center>

欢迎
<font color=red><%=userName%></font>登录
<br />
<br />军训10天会晒得很黑吗
<br />
<%
UserDao userDao = new UserDao();
int pageNum = userDao.getPageNum();
ArrayList<UserBean> list = userDao.fenyeInfo(pageNow);
int countPage = userDao.getCounPage();
%>

<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<th>
用户ID
</th>
<th>
用户名
</th>
<th>
密码
</th>
<th>
用户类型
</th>
</tr>
<%
for (int i = 0; i < list.size(); i++) {
out.println("<tr><td>" + list.get(i).getUserId() + "</td>");
out.println("<td>" + list.get(i).getUserName() + "</td>");
out.println("<td>" + list.get(i).getPassW() + "</td>");
out.println("<td>" + list.get(i).getGrade() + "</td></tr>");
}
%>
</table>



<%
if (pageNow != 1) {
out.println("<a href=manger.jsp?pageNow=" + (pageNow - 1)
+ ">【上一页】</a>");
}
int start;

if(pageNow < pageNum){
start = 1;
}else{
start = pageNow - 10 + 1;
}

for (int i = start; i <= countPage && i <= pageNow + pageNum; i++) {
if(i == pageNow){
out.println(i);黑眼圈用什么才可以消掉
continue;
}
out.println("<a href=manger.jsp?pageNow=" + i + ">[" + i
+ "]</a>");
}
if (pageNow != countPage) {
out.println("<a href=manger.jsp?pageNow=" + (pageNow + 1)
+ ">【下一页】</a>");
}
%>

</center>

</body>
</html>

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