1 CREATE PROCEDURE [dbo].[PAGINATION] 2 @FEILDS VARCHAR(1000),--要显示的字段 3 @PAGE_INDEX INT,--当前页码 4 @PAGE_SIZE INT,--页面大小 5 @ORDERTYPE BIT,--当为0时 则为 desc 当为1 时 asc 6 @ANDWHERE VARCHAR(1000)=‘‘,--where语句 不用加where 7 @ORDERFEILD VARCHAR(100), --排序的字段 8 @TABLENAME VARCHAR(100) --查询的表明 9 10 as 11 DECLARE @EXECSQL VARCHAR(2000) 12 DECLARE @ORDERSTR VARCHAR(100) 13 DECLARE @ORDERBY VARCHAR(100) 14 BEGIN 15 set NOCOUNT on 16 IF @ORDERTYPE = 1 17 BEGIN 18 SET @ORDERSTR = ‘ > ( SELECT MAX([‘+@ORDERFEILD+‘])‘ 19 SET @ORDERBY = ‘ORDER BY ‘+@ORDERFEILD+‘ ASC‘ 20 END 21 ELSE 22 BEGIN 23 SET @ORDERSTR = ‘ < ( SELECT MIN([‘+@ORDERFEILD+‘])‘ 24 SET @ORDERBY = ‘ORDER BY ‘+@ORDERFEILD+‘ DESC‘ 25 END 26 IF @PAGE_INDEX = 1 --当页码是第一页时直接运行，提高速度 27 BEGIN 28 IF @ANDWHERE=‘‘ 29 SET @EXECSQL = ‘SELECT TOP ‘+STR(@PAGE_SIZE)+‘ ‘+@FEILDS+‘ FROM ‘+@TABLENAME+‘ ‘+@ORDERBY 30 ELSE 31 SET @EXECSQL = ‘SELECT TOP ‘+STR(@PAGE_SIZE)+‘ ‘+@FEILDS+‘ FROM ‘+@TABLENAME+‘ WHERE ‘+@ANDWHERE+‘ ‘+ @ORDERBY 32 END 33 ELSE 34 BEGIN 35 IF @ANDWHERE=‘‘ 36 BEGIN --以子查询结果当做新表时 要给表名别名才能用 37 SET @EXECSQL = ‘SELECT TOP‘+STR(@PAGE_SIZE)+‘ ‘+@FEILDS+‘ FROM ‘+@TABLENAME+‘ WHERE ‘+@ORDERFEILD+ 38 @ORDERSTR+‘ FROM (SELECT TOP ‘+STR(@PAGE_SIZE*(@PAGE_INDEX-1))+‘ ‘+@ORDERFEILD+ 39 ‘ FROM ‘+@TABLENAME+‘ ‘+@ORDERBY+‘) AS TEMP) ‘+ @ORDERBY 40 END 41 ELSE 42 BEGIN 43 SET @EXECSQL = ‘SELECT TOP‘+STR(@PAGE_SIZE)+‘ ‘+@FEILDS+‘ FROM ‘+@TABLENAME+‘ WHERE ‘+@ORDERFEILD+ 44 @ORDERSTR+‘ FROM (SELECT TOP ‘+ STR(@PAGE_SIZE*(@PAGE_INDEX-1))+‘ ‘+@ORDERFEILD+ 45 ‘ FROM ‘+@TABLENAME+‘ WHERE ‘+@ANDWHERE+‘ ‘+@ORDERBY+‘) AS TEMP) AND ‘+@ANDWHERE+‘ ‘+ @ORDERBY 46 END 47 END 48 EXEC (@EXECSQL)--这里要加括号 49 END
<style type="text/css">
a,area { -moz-outline-style: none; blr:expression(this.onFocus=this.blur()); text-decoration:none}
div.badoo { padding:20px; text-align:center; }
div.badoo a { border:1px solid #ededed; padding:10px 13px; color:#333333; border-radius:2px; margin-right:3px;}
div.badoo a:hover {border:1px solid #ff5a00; color: #ff5a00; }
div.badoo a:active {border:1px solid #ff5a00; margin-right:3px;}
div.badoo span { border:1px solid #EDEDED; padding:10px 13px; color:#f00;font-weight:bold; background:#FAFAFA; border-radius:2px; margin-right:3px;}
div.badoo span.disabled { border:1px solid #EDEDED; padding:10px 13px; color:#000; margin-right:3px; font-weight:100;}
</style>
using System;
using System.Web;
using System.Data.SqlClient;
using System.Data;
using System.Collections.Generic;
using System.Web.Script.Serialization;
using Model;
context.Response.ContentType = "text/plain";
var pageIndex = context.Request["PageIndex"];
//判断当前索引存不存在，如果不存在则获取记录的总数。
if (string.IsNullOrEmpty(pageIndex))
{
//获取查询记录总数的sql语句
int count = 0;
int.TryParse(new BLL.t_profit().SelectAllNum(), out count);
context.Response.Write(count);
context.Response.End();
}
//当根据索引获取数据
else
{
int currentPageIndex = 1;
int.TryParse(pageIndex, out currentPageIndex);
SqlParameter[] parms = new SqlParameter[] {
new SqlParameter("@FEILDS",SqlDbType.NVarChar,1000),
new SqlParameter("@PAGE_INDEX",SqlDbType.Int,10),
new SqlParameter("@PAGE_SIZE",SqlDbType.Int,10),
new SqlParameter("@ORDERTYPE",SqlDbType.Int,2),
new SqlParameter("@ANDWHERE",SqlDbType.VarChar,1000),
new SqlParameter("@ORDERFEILD",SqlDbType.VarChar,100)
};
parms[0].Value = "id,name,sex,tel";//获取所有的字段
parms[1].Value = pageIndex;//当前页面索引
parms[2].Value = 20;//页面大小
parms[3].Value = 0;//升序排列
parms[4].Value = "";//条件语句
parms[5].Value = "id";//排序字段
List<Book> list = new List<Book>();
using (SqlDataReader sdr = Yoodor.DAL.SqlHelper.ExecuteReader(CommandType.StoredProcedure, "PAGINATION", parms))
{
while (sdr.Read())
{
list.Add(new Book { id = sdr[0].ToString(), name = sdr[1].ToString(), sex = sdr[2].ToString(), tel = sdr[3].ToString() });
}
}
context.Response.Write(new JavaScriptSerializer().Serialize(list).ToString());//转为Json格式
}
public string id { get; set; }
public string name { get; set; }
public string sex { get; set; }
public string tel { get; set; }
<style type="text/css">
a,area { -moz-outline-style: none; blr:expression(this.onFocus=this.blur()); text-decoration:none}
div.badoo { padding:20px; text-align:center; }
div.badoo a { border:1px solid #ededed; padding:10px 13px; color:#333333; border-radius:2px; margin-right:3px;}
div.badoo a:hover {border:1px solid #ff5a00; color: #ff5a00; }
div.badoo a:active {border:1px solid #ff5a00; margin-right:3px;}
div.badoo span { border:1px solid #EDEDED; padding:10px 13px; color:#f00;font-weight:bold; background:#FAFAFA; border-radius:2px; margin-right:3px;}
div.badoo span.disabled { border:1px solid #EDEDED; padding:10px 13px; color:#000; margin-right:3px; font-weight:100;}
</style>
<script type="text/javascript">
$(function () {
$.post("GetData.ashx", null, function (data) {
var total = data;
PageClick(1, total, 2);
});
PageClick = function (pageIndex, total, spanInterval) {
$.ajax({
url: "GetData.ashx",
data: { "PageIndex": pageIndex },
type: "post",
dataType: "json",
success: function (data) {
//索引从1开始
//将当前页索引转为int类型
var intPageIndex = parseInt(pageIndex);
//获取显示数据的表格
var table = $("#content");
//清楚表格中内容
$("#content tr").remove();
//向表格中添加内容
for (var i = 0; i < data.length; i++) {
table.append(
$("<tr><td>" +
data[i].id
+ "</td><td>" +
data[i].name
+ "</td><td>" +
data[i].sex
+ "</td><td>" +
data[i].tel
+ "</td></tr>")
);
} //for
//创建分页
//将总记录数结果 得到 总页码数
var pageS = total
if (pageS % 10 == 0) pageS = pageS / 20;
else pageS = parseInt(total / 20) + 1;
var $pager = $("#pager");
//清楚分页div中的内容
$("#pager span").remove();
$("#pager a").remove();
//添加第一页
if (intPageIndex == 1) {
// $pager.append("<span class=‘disabled‘>第一页</span>");
}
else {
// var first = $("<a href=‘javascript:void(0)‘ first=‘" + 1 + "‘>第一页</a>").click(function () {
// PageClick($(this).attr(‘first‘), total, spanInterval);
// return false;
// });
// $pager.append(first);
}
//添加上一页
if (intPageIndex == 1)
$pager.append("<span class=‘disabled‘>上一页</span>");
else {
var pre = $("<a href=‘javascript:void(0)‘ pre=‘" + (intPageIndex - 1) + "‘>上一页</a>").click(function () {
PageClick($(this).attr(‘pre‘), total, spanInterval);
return false;
});
$pager.append(pre);
}
//设置分页的格式 这里可以根据需求完成自己想要的结果
var interval = parseInt(spanInterval); //设置间隔
var start = Math.max(1, intPageIndex - interval); //设置起始页
var end = Math.min(intPageIndex + interval, pageS)//设置末页
if (intPageIndex < interval + 1) {
end = (2 * interval + 1) > pageS ? pageS : (2 * interval + 1);
}
if ((intPageIndex + interval) > pageS) {
start = (pageS - 2 * interval) < 1 ? 1 : (pageS - 2 * interval);
}
//生成页码
for (var j = start; j < end + 1; j++) {
if (j == intPageIndex) {
var spanSelectd = $("<span class=‘current‘>" + j + "</span>");
$pager.append(spanSelectd);
} //if
else {
var a = $("<a href=‘javascript:void(0)‘>" + j + "</a>").click(function () {
PageClick($(this).text(), total, spanInterval);
return false;
});
$pager.append(a);
} //else
} //for
//上一页
if (intPageIndex == Math.ceil(total / 20)) {
$pager.append("<span class=‘disabled‘>下一页</span>");
}
else {
var next = $("<a href=‘javascript:void(0)‘ next=‘" + (intPageIndex + 1) + "‘>下一页</a>").click(function () {
PageClick($(this).attr("next"), total, spanInterval);
return false;
});
$pager.append(next);
}
//最后一页
if (intPageIndex == pageS) {
// $pager.append("<span class=‘disabled‘>最后一页</span>");
}
else {
// var last = $("<a href=‘javascript:void(0)‘ last=‘" + pageS + "‘>最后一页</a>").click(function () {
// PageClick($(this).attr("last"), total, spanInterval);
// return false;
// });
// $pager.append(last);
}
} //sucess
}); //ajax
}; //function
}); //ready
</script>
<table id="content"> </table> <div id="pager" class="badoo"></div>
/// <summary>
/// Execute a SqlCommand that returns a resultset against the database specified in the connection string
/// using the provided parameters.
/// </summary>
/// <param name="connectionString">一个有效的数据库连接字符串</param>
/// <param name="cmdType">SqlCommand命令类型 (存储过程， T-SQL语句， 等等。)</param>
/// <param name="cmdText">存储过程的名字或者 T-SQL 语句</param>
/// <param name="commandParameters">以数组形式提供SqlCommand命令中用到的参数列表</param>
/// <returns>A SqlDataReader containing the results</returns>
public static SqlDataReader ExecuteReader( CommandType cmdType, string cmdText, params SqlParameter[] commandParameters)
{
SqlCommand cmd = new SqlCommand();
SqlConnection conn = new SqlConnection(connectionString);
// we use a try/catch here because if the method throws an exception we want to
// close the connection throw code, because no datareader will exist, hence the
// commandBehaviour.CloseConnection will not work
try
{
PrepareCommand(cmd, conn, null, cmdType, cmdText, commandParameters);
SqlDataReader rdr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
cmd.Parameters.Clear();
return rdr;
}
catch (Exception ex)
{
conn.Close();
throw new Exception(ex.Message);
}
}
时间： 2024-11-05 22:57:32