<%@ page language="java" pageEncoding="GB2312"%>
<%
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>仿BAIDU & GOOGLE 分页页码显示格式</title>
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<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<style>
<!--
body...{
.p...{
PADDING-LEFT: 18px; FONT-SIZE: 14px; WORD-SPACING: 4px
}
}
-->
</style>
</head>
<body>
<div class="p">
<%
//转载请保留以下信息，谢谢！
//by tolys
//本文出处： http://blog.csdn.net/tolys/archive/2007/10/06/1813197.aspx
int pagesize = 10;//每页显示记录数
int liststep = 20;//最多显示分页页数
int pages = 1;//默认显示第一页
if (request.getParameter("pages") != null) ...{
pages = Integer.parseInt(request.getParameter("pages"));//分页页码变量
}
//sql="select count(*) from table";//取出记录总数,把*换成记录名性能更加
int count = 305;//假设取出记录总数
int pagescount = (int) Math.ceil((double) count / pagesize);//求总页数，ceil（num）取整不小于num
if (pagescount < pages) ...{
pages = pagescount;//如果分页变量大总页数，则将分页变量设计为总页数
}
if (pages < 1) ...{
pages = 1;//如果分页变量小于１,则将分页变量设为１
}
int listbegin = (pages - (int) Math.ceil((double) liststep / 2));//从第几页开始显示分页信息
if (listbegin < 1) ...{
listbegin = 1;
}
int listend = pages + liststep/2;//分页信息显示到第几页
if (listend > pagescount) ...{
listend = pagescount + 1;
}
//显示数据部分
int recordbegin = (pages - 1) * pagesize;//起始记录
int recordend = 0;
recordend = recordbegin + pagesize;
//最后一页记录显示处理
if (pages == pagescount) ...{
recordend = (int) (recordbegin + pagesize * (count % pagesize) * 0.1);
}
//Connection conn = null;//要测试显示数据请自己链接数据库
//PreparedStatement stmt = null;
//String strSql = "select * from usertable limit recordbegin,pagesize";//取出分页记录,SQL因数据库而异！
//stmt = conn.prepareStatement(strSql);
//ResultSet rs = stmt.executeQuery();
//while(rs.next())){
// response.getWriter().println(""+rs.getString("userId")+"<br>");//显示取出的数据
//}
for (int i = recordbegin; i < recordend; i++) ...{
response.getWriter().println("record " + i + "<br>");
}
//显示数据部分
//<显示分页信息
//<显示上一页
if (pages > 1) ...{
response.getWriter().println(
"<a href=?pages=" + (pages - 1) + ">上一页</a>");
}//>显示上一页
//<显示分页码
for (int i = listbegin; i < listend; i++) ...{
if (i != pages) ...{//如果i不等于当前页
response.getWriter().println(
"<a href=?pages=" + i + ">[" + i + "]</a>");
} else ...{
response.getWriter().println("[" + i + "]");
}
}//显示分页码>
//<显示下一页
if (pages != pagescount) ...{
response.getWriter().println(
"<a href=?pages=" + (pages + 1) + ">下一页</a>");
}//>显示下一页
//>显示分页信息
%>
</div>
</body>
</html>
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