基于Jquery+Ajax+Json+高效分页
来源:互联网 发布:手机淘宝的旺旺号在哪 编辑:程序博客网 时间:2024/06/06 01:40
View Code <%@ WebHandler Language="C#" Class="GetData" %>using System;using System.Web;using System.Data.SqlClient;using System.Data;using System.Collections.Generic;using System.Web.Script.Serialization;public class GetData : IHttpHandler { public void ProcessRequest (HttpContext context) { context.Response.ContentType = "text/plain"; var pageIndex = context.Request["PageIndex"]; string connectionString = @"Data Source=KUSE\SQLEXPRESS;Initial Catalog=bookshop;Integrated Security=True"; //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 string sql = "select count(-1) from books"; int count = 0; int.TryParse(SqlHelper.ExecuteScalar(connectionString, System.Data.CommandType.Text, sql, null).ToString(), 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 = "*";//获取所有的字段 parms[1].Value = pageIndex;//当前页面索引 parms[2].Value = 10;//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 = SqlHelper.ExecuteReader(connectionString, CommandType.StoredProcedure, "PAGINATION", parms)) { while (sdr.Read()) { list.Add(new Book { Title = sdr[2].ToString(), Auhor = sdr[2].ToString(), PublishDate = sdr[4].ToString(), ISBN = sdr[5].ToString() }); } } context.Response.Write(new JavaScriptSerializer().Serialize(list).ToString());//转为Json格式 } } public bool IsReusable { get { return false; } }}public class Book{ public string Title { get; set; } public string Auhor { get; set; } public string PublishDate { get; set; } public string ISBN { get; set; }}
<body> <div > <table id="content">/*显示数据内容*/ </table> <div id="pager" class="yahoo2"></div>/*显示分页条*/ </div> </body>View Code
$(function () {
$.post("GetData.ashx", null, function (data) {
var total = data; PageClick(1, total, 3); });
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].Title + "</td><td>" + data[i].Auhor + "</td><td>" + data[i].PublishDate + "</td><td>" + data[i].ISBN + "</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 / 10; else pageS = parseInt(total / 10) + 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 == total) { $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
View Code
<style type="text/css"> DIV.yahoo2 { PADDING-RIGHT: 3px; PADDING-LEFT: 3px; FONT-SIZE: 0.85em; PADDING-BOTTOM: 3px; MARGIN: 3px; PADDING-TOP: 3px; FONT-FAMILY: Tahoma,Helvetica,sans-serif; TEXT-ALIGN: center}DIV.yahoo2 A { BORDER-RIGHT: #ccdbe4 1px solid; PADDING-RIGHT: 8px; BACKGROUND-POSITION: 50% bottom; BORDER-TOP: #ccdbe4 1px solid; PADDING-LEFT: 8px; PADDING-BOTTOM: 2px; BORDER-LEFT: #ccdbe4 1px solid; COLOR: #0061de; MARGIN-RIGHT: 3px; PADDING-TOP: 2px; BORDER-BOTTOM: #ccdbe4 1px solid; TEXT-DECORATION: none}DIV.yahoo2 A:hover { BORDER-RIGHT: #2b55af 1px solid; BORDER-TOP: #2b55af 1px solid; BACKGROUND-IMAGE: none; BORDER-LEFT: #2b55af 1px solid; COLOR: #fff; BORDER-BOTTOM: #2b55af 1px solid; BACKGROUND-COLOR: #3666d4}DIV.yahoo2 A:active { BORDER-RIGHT: #2b55af 1px solid; BORDER-TOP: #2b55af 1px solid; BACKGROUND-IMAGE: none; BORDER-LEFT: #2b55af 1px solid; COLOR: #fff; BORDER-BOTTOM: #2b55af 1px solid; BACKGROUND-COLOR: #3666d4}DIV.yahoo2 SPAN.current { PADDING-RIGHT: 6px; PADDING-LEFT: 6px; FONT-WEIGHT: bold; PADDING-BOTTOM: 2px; COLOR: #000; MARGIN-RIGHT: 3px; PADDING-TOP: 2px}DIV.yahoo2 SPAN.disabled { DISPLAY: none}DIV.yahoo2 A.next { BORDER-RIGHT: #ccdbe4 2px solid; BORDER-TOP: #ccdbe4 2px solid; MARGIN: 0px 0px 0px 10px; BORDER-LEFT: #ccdbe4 2px solid; BORDER-BOTTOM: #ccdbe4 2px solid}DIV.yahoo2 A.next:hover { BORDER-RIGHT: #2b55af 2px solid; BORDER-TOP: #2b55af 2px solid; BORDER-LEFT: #2b55af 2px solid; BORDER-BOTTOM: #2b55af 2px solid}DIV.yahoo2 A.prev { BORDER-RIGHT: #ccdbe4 2px solid; BORDER-TOP: #ccdbe4 2px solid; MARGIN: 0px 10px 0px 0px; BORDER-LEFT: #ccdbe4 2px solid; BORDER-BOTTOM: #ccdbe4 2px solid}DIV.yahoo2 A.prev:hover { BORDER-RIGHT: #2b55af 2px solid; BORDER-TOP: #2b55af 2px solid; BORDER-LEFT: #2b55af 2px solid; BORDER-BOTTOM: #2b55af 2px solid} </style>
- 基于Jquery+Ajax+Json+高效分页
- 基于Jquery+Ajax+Json+高效分页
- 基于Jquery+Ajax+Json+高效分页
- 基于Jquery+Ajax+Json+高效分页
- 基于Jquery+Ajax+Json+高效分页
- 基于Jquery+Ajax+Json实现分页显示
- 基于Jquery+Ajax+Json实现分页显示
- 基于Jquery+Ajax+Json实现分页显示
- jQuery ajax开发基于json
- Ajax无刷新分页(Access+JQuery+JSON)
- Ajax+Jquery+Json,ASP.NET分页,存储过程分页
- Ajax+Jquery+Json,ASP.NET分页,存储过程分页
- 基于jquery的ajax 异步获取json
- jQuery ajax开发基于json;json格式简介
- 无刷新分页控件(原创)(jQuery+json+ashx)(Ajax)
- ajax获取json数据使用jquery分页插件显示
- 基于jquery扩展漂亮的分页控件(ajax)
- Jquery+ajax+PHP 基于thinkPHP的无刷新分页
- ubuntu10.10安装PHP Memcached Starling
- 用VS2010建立web三层以上架构的解决方案
- .Net线程问题解答
- iOS框架介绍(四)---媒体层
- 关于NoSQL,你必须知道的九件事
- 基于Jquery+Ajax+Json+高效分页
- Android中Activity与Service通信——Broadcast、Receiver、Intent、Bundle
- eXtremeComponents使用总结--2(转载)
- iPhone官方SDK用于读写临时数据的方法
- 关于HTC g12 root
- Block devices and block sizes
- 黑马程序员:判断一个路径是否是目录
- web工程下 tomcat 上传大文件 内存溢出问题解决
- Java中所常用术语解释大全