AspNetPager控件+repeater+Ajax+存储过程实现高效分页,还有漂亮控件样式

-- =============================================
-- Description:    分页,用到了ROW_NUMBER()
-- =============================================
create PROCEDURE [dbo].[proc_SplitPage]
@tblName   varchar(255),       -- 表名
@strFields varchar(1000) = '*', -- 需要返回的列,默认*
@strOrder varchar(255)='',      -- 排序的字段名,必填
@strOrderType varchar(10)='ASC', -- 排序的方式,默认ASC
@PageSize   int = 10,          -- 页尺寸,默认10
@PageIndex int = 1,           -- 页码,默认1
@strWhere varchar(1500) = '' -- 查询条件 (注意: 不要加 where)
AS

declare @strSQL   nvarchar(4000)

if @strWhere !=''
set @strWhere=' where '+@strWhere

set @strSQL=
'SELECT *,(select count(1) from '+@tblName+') as counts FROM ('+
    'SELECT ROW_NUMBER() OVER (ORDER BY '+@strOrder+' '+@strOrderType+') AS pos,'+@strFields+' '+
    'FROM '+@tblName+' '+@strWhere+
') AS sp WHERE pos BETWEEN '+str((@PageIndex-1)*@PageSize+1)+' AND '+str(@PageIndex*@PageSize)
print @strSQL
EXEC sp_executesql @strSQL
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Data.SqlClient;

namespace repeaterDAO
{
    public class MessageDAO
    {
        private SQLHelper sqlHelper = null;
        private SqlCommand cmd = null;

        public MessageDAO()
        {
            sqlHelper = new SQLHelper();     /* SQLHelper 助手类*/
        }

     /* 

     *  获取分页数据

     * tblName:表名 strOrder:以哪个字段排序 strOrderType:数据显示顺序类型如desc 

     * PageSize:一页显示的数据数目 PageIndex当前页码索引 strWhere:查询条件  

      */
<pre name="code" class="csharp">      public List<AirBtc.Entity.Sys_News> GetList(string tblName, string strOrder, string strOrderType, int PageSize, int PageIndex, string strWhere)
        {
            List<AirBtc.Entity.Sys_News> list = new List<AirBtc.Entity.Sys_News>();
            string cmdText = "proc_SplitPage";
            SqlParameter[] paras = new SqlParameter[] {  
                new SqlParameter("@tblName", tblName),  
                new SqlParameter("@strOrder", strOrder),  
                new SqlParameter("@strOrderType", strOrderType),  
                new SqlParameter("@PageSize", PageSize),  
                new SqlParameter("@PageIndex", PageIndex),  
                new SqlParameter("@strWhere", strWhere)  
            };
            using (SqlDataReader sdr = SqlHelper.ExecuteReader(CommandType.StoredProcedure, cmdText, paras))
            {
                while (sdr.Read())
                {
                    list.Add(DataReaderToEntity(sdr));
                    list.Capacity = Convert.ToInt32(sdr["counts"]);
                }
            };
            return list;
        }



增加anp控件方法: vs20008/vs2010 左侧->工具箱->常规->选项->浏览->选择AspNetPage.dll
把控件拉入前台页面如:default.aspx 想要显示AspNetPage处。
AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="WebApplication2._Default" %>

<%@ Register Assembly="AspNetPager" Namespace="Wuqi.Webdiyer" TagPrefix="webdiyer" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:Repeater ID="rep" runat="server">
            <HeaderTemplate>
                <table>
            </HeaderTemplate>
            <ItemTemplate>
                <tr>
                    <td>
                        <%# Eval("newsTitle") %> <!-- 数据列绑定 -->
                    </td>
                </tr>
            </ItemTemplate>
            <FooterTemplate>
                </table>
            </FooterTemplate>
        </asp:Repeater>
        <webdiyer:AspNetPager ID="anp" runat="server" onpagechanged="anp_PageChanged">  <!-- AspNetPage控件 -->

        </webdiyer:AspNetPager>
    </div>
    </form>
</body>
</html>
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using AirBtc.Entity;
using AirBtc.BLL;
using System.Collections.Generic;

namespace WebApplication2
{
    public partial class _Default : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                RepBind();
            }
        }

     /* repeater控件绑定方法 */
        private void RepBind()
        {
            Sys_News_Rule rule=Sys_News_Rule.GetInstance();
            List<AirBtc.Entity.Sys_News> list = rule.GetList("News", "newsAddTime", "desc", anp.PageSize, anp.CurrentPageIndex, "");
            rep.DataSource = list; 
            rep.DataBind();
            anp.RecordCount = Convert.ToInt32(list.Capacity);
        }
 /// <summary>
        /// 分页
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void anp_PageChanged(object sender, EventArgs e)
        {
            RepBind();
        }
}}



以上是非常原始的样式,非常难看,所以,如果要达到良好的用户体验,还得加上以下的样式代码。

曾祥展



 

/*拍拍风格*/
.paginator { font: 12px Arial, Helvetica, sans-serif;padding:10px 20px 10px 0; margin: 0px;}
.paginator a {padding: 5px 10px; border: solid 1px #ddd; background: #fff; text-decoration: none;margin-right:2px}
.paginator a:visited {padding: 5px 10px; border: solid 1px #ddd; background: #fff; text-decoration: none;}
.paginator .cpb {padding: 5px 10px;font-weight: bold; font-size: 13px;border:none;}
.paginator a:hover {color: #fff; background: #ffa501;border-color:#ffa501;text-decoration: none;padding:5px 10px;}
/*淘宝风格*/.paginator { font: 12px Arial, Helvetica, sans-serif;padding:10px 20px 10px 0; margin: 0px;}
.paginator a {border:solid 1px #ccc;color:#0063dc;cursor:pointer;text-decoration:none;}
.paginator a:visited {padding: 1px 6px; border: solid 1px #ddd; background: #fff; text-decoration: none;}
.paginator .cpb {border:1px solid #F50;font-weight:700;color:#F50;background-color:#ffeee5;}
.paginator a:hover {border:solid 1px #F50;color:#f60;text-decoration:none;}
.paginator a,.paginator a:visited,.paginator .cpb,.paginator a:hover {float:left;height:16px;line-height:16px;min-width:10px;_width:10px;margin-right:5px;text-align:center; white-space:nowrap;font-size:12px;font-family:Arial,SimSun;padding:0 3px;}

实际上,当数据多的时候,样式还是不能很好的控制。只好用jquery控制:$(".paginator").css("width","100%");

通常,当分页数量多的时候,最好设置一个调转的文本框和按钮,这个可以在控件的属性里设置。比如超过5页的时候显示跳转文本框。可是用以上代码,当显示跳转文本框的时候,样式不好看。所以,在上面添加上。

 在分页控件应用这个paginator样式就可以了。UrlPaging="True",用url传值会好一点,个人觉得,因为就算不用它也会autoPostBlack,一样会跳动。另外,要使得这个控件实现无刷新的效果,就必须将他放置在updatePannel里面。暂时没能找到更好的方法。但是发现很多都是没有实现无刷新的,那就先这样吧。

.paginator input[type="text"]
{
position: absolute;
left: 600px;
top: 4px;
border:solid 1px #ddd;
height:23px;
230px;
padding-left:5px;
padding-right:5px;
}
.paginator input[type="submit"]
{
position: absolute;
left: 650px;
top: 4px;
border:1px solid #ddd;
height:27px;
padding-left:10px;
padding-right:10px;
background-color:White;
}
.paginator input[type="submit"]:hover
{
	cursor: pointer;
}

  

sql分页:

 string selectSQL = "declare @row int;select @row=count(*) from Hotel_Detail where " + where + ";SELECT TOP " + pageSize + " @row as Record, * FROM Hotel_Detail WHERE " + where + " and hotelId NOT IN(SELECT TOP (" + pageSize + "*(" + indexPage + "-1)) hotelId FROM Hotel_Detail where " + where + " ORDER BY UpdateDate desc)ORDER BY UpdateDate desc";

补充:

      在实践过程中,发现有一个页面,当自己点击第二页的时候,虽然地址栏上面是第二页的值,但是页面数据没有发生改变。通过调试,发现CurrentPageIndex仍为第一页,

     后来用expertMore_PageChanging事件的e.NewPageIndex才解决。

        /// <summary>
        /// 分页
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void expertMore_PageChanging(object src, Wuqi.Webdiyer.PageChangingEventArgs e)
        {
            this.expertMore.CurrentPageIndex = e.NewPageIndex;
            DataBind();
        }

实现Ajax的关键是,设置AspNetPager的UrlPaging=false。天呐!搞了好久,也没个人告诉我一下,浪费了一天几个小时的时间。

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="subjectAdmin.aspx.cs" Inherits="WebUI.SystemPage.subjectAdmin" %>

<%@ Register Assembly="AspNetPager" Namespace="Wuqi.Webdiyer" TagPrefix="webdiyer" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>科目管理</title>
    <link href="../commonCss/common.css" rel="stylesheet" type="text/css" />
    <link href="css/subjectAdmin.css" rel="stylesheet" type="text/css" />
    <link href="../artDialog4.1.6/skins/simple.css" rel="stylesheet" type="text/css" />
    <script src="js/jquery-1.7.2.min.js" type="text/javascript"></script>
    <script src="js/aubjectAdmin.js" type="text/javascript"></script>
    <script src="../artDialog4.1.6/artDialog.source.js" type="text/javascript"></script>
    <script src="../artDialog4.1.6/plugins/iframeTools.source.js" type="text/javascript"></script>
</head>
<body>
    <form id="form1" runat="server">
    <div id="list" class="box">
         <a href="javascript:void(0)"><div>添加科目</div></a>
    </div>
    <asp:UpdatePanel ID="UpdatePanel1" runat="server">
      <ContentTemplate>
          <asp:ScriptManager ID="ScriptManager1" runat="server">
    </asp:ScriptManager>
    <div style="100%; margin-top:10px;" class="box">
        <table id="subjectTabel" style="100%; border-collapse:collapse; border:1px solid #71B90B" border="1">
        <asp:Repeater ID="Repeater1" runat="server">
            <HeaderTemplate>
               <tr style="background-color:#71B90B; color:White; font-weight:bold;">
                 <th>编号</th>
                 <th>科目名称</th>
                 <th>操作</th>
               </tr>
            </HeaderTemplate>
            <ItemTemplate>
               <tr>
                  <td><%#Eval("SID") %></td>
                  <td><%#Eval("SName") %></td>
                  <td>dsf</td>
               </tr>
            </ItemTemplate>
        </asp:Repeater>
        </table>
        <webdiyer:AspNetPager ID="AspNetPager1" runat="server" CssClass="paginator" CustomInfoHTML="共%PageCount%页,当前为第%CurrentPageIndex%页,每页%PageSize%条" 
                      ShowCustomInfoSection="Right" 
                      CustomInfoSectionWidth="100%" 
            onpagechanged="AspNetPager1_PageChanged" ToolTip="分页按钮,点击即可分页">>
        </webdiyer:AspNetPager>
       </div>
        </ContentTemplate>
    </asp:UpdatePanel>
        
    </form>
</body>
</html>



 若要实现静态化URL分页,注意网页的路径要绝对路径。

原文地址:https://www.cnblogs.com/hougelou/p/2854493.html