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  • ASP.NET学习之分页数据绑定_GridView+AspNetPager

    基本上和Repeater+AspNetPager是一样的。

    前台页面:

    <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="GridView+AspNetPager.aspx.cs" Inherits="分页显示数据.GridView_AspNetPager" %>
    <%@ Register Assembly="AspNetPager" Namespace="Wuqi.Webdiyer" TagPrefix="webdiyer"%>
    <!DOCTYPE html>
    
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
        <title></title>
        <style type="text/css">
        /*网易风格*/
        .anpager .cpb {background:#1F3A87 none repeat scroll 0 0;border:1px solid #CCCCCC;color:#FFFFFF;font-weight:bold;margin:5px 4px 0 0;padding:4px 5px 0;}
        .anpager a {background:#FFFFFF none repeat scroll 0 0;border:1px solid #CCCCCC;color:#1F3A87;margin:5px 4px 0 0;padding:4px 5px 0;text-decoration:none}
        .anpager a:hover{background:#1F3A87 none repeat scroll 0 0;border:1px solid #1F3A87;color:#FFFFFF;}
     
        /*拍拍网风格*/
        .paginator { font: 11px Arial, Helvetica, sans-serif;padding:10px 20px 10px 0; margin: 0px;}
        .paginator a {padding: 1px 6px; border: solid 1px #ddd; background: #fff; text-decoration: none;margin-right:2px}
        .paginator a:visited {padding: 1px 6px; border: solid 1px #ddd; background: #fff; text-decoration: none;}
        .paginator .cpb {padding: 1px 6px;font-weight: bold; font-size: 13px;border:none}
        .paginator a:hover {color: #fff; background: #ffa501;border-color:#ffa501;text-decoration: none;}
     
        /*迅雷风格*/
        .pages { color: #999 }
        .pages a, .pages .cpb { text-decoration:none;float: left; padding: 0 5px; border: 1px solid #ddd;background: #ffff;margin:0 2px; font-size:11px; color:#000;}
        .pages a:hover { background-color: #E61636; color:#fff;border:1px solid #E61636; text-decoration:none;}
        .pages .cpb { font-weight: bold; color: #fff; background: #E61636; border:1px solid #E61636;}
     
        .code{font-weight:bold;color:blue}
        </style>
    </head>
    <body>
        <form id="form1" runat="server">
        <div>
            <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false">
                <Columns>
                    <asp:TemplateField HeaderText="用户ID">
                        <ItemTemplate><%#Eval("Uid") %></ItemTemplate>
                    </asp:TemplateField>
                     <asp:TemplateField HeaderText="主题">
                         <ItemTemplate><%#Eval("Subject") %></ItemTemplate>
                     </asp:TemplateField>
                     <asp:TemplateField HeaderText="内容">
                         <ItemTemplate><%#Eval("Content") %></ItemTemplate>
                     </asp:TemplateField>
                </Columns>
            </asp:GridView>
            <webdiyer:AspNetPager ID="AspNetPager" runat="server" FirstPageText="首页"
                PrevPageText="上一页" LastPageText="尾页" NextPageText="下一页" 
                OnPageChanging="AspNetPager_PageChanged" CssClass="paginator" PageSize="5">
            </webdiyer:AspNetPager>
        </div>
        </form>
    </body>
    </html>

    后台代码:

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    using System.Configuration;
    using System.Data.SqlClient;
    using System.Data;
    
    namespace 分页显示数据
    {
        public partial class GridView_AspNetPager : System.Web.UI.Page
        {
            string sqlStr = ConfigurationManager.ConnectionStrings["MyDB"].ToString();//获得链接数据库的字符串
            protected void Page_Load(object sender, EventArgs e)
            {
                //第一次加载
                if (!IsPostBack)
                {
                    ShowData();
                }
            }
    
            /// <summary>
            /// 得到满足条件的数据集合
            /// </summary>
            /// <returns>数据集合</returns>
            public DataSet GetData()
            {
                using (SqlConnection sqlConn = new SqlConnection(sqlStr))
                {
                    string sqlqueryStr = "select * from tb_LeaveWord";
                    SqlDataAdapter sda = new SqlDataAdapter(sqlqueryStr, sqlConn);
                    DataSet ds = new DataSet();
                    sda.Fill(ds);
                    return ds;
                }
            }
    
            /// <summary>
            /// 显示数据
            /// </summary>
            public void ShowData()
            {
                DataSet ds = GetData();
                //分页类
                PagedDataSource pds = new PagedDataSource();
                pds.DataSource = ds.Tables[0].DefaultView;  //绑定数据源
                pds.AllowPaging = true;
                pds.PageSize = this.AspNetPager.PageSize;   //【注意点】设置每页的数量数,是组件Asp.NetPager的PageSize
                pds.CurrentPageIndex = this.AspNetPager.CurrentPageIndex - 1;
    
                //给第三方组件绑定总记录数和每页数量数
                this.AspNetPager.RecordCount = ds.Tables[0].Rows.Count;
                this.AspNetPager.PageSize = 5;
    
                //给数据展示组件绑定数据源【数据源是分页类】【注意点:不要把数据源绑定错了】
                GridView1.DataSource = pds;
                //绑定数据源和组件
                GridView1.DataBind();
            }
    
            /// <summary>
            /// 页码改变触发的事件
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            protected void AspNetPager_PageChanged(object sender, Wuqi.Webdiyer.PageChangingEventArgs e)
            {
                AspNetPager.CurrentPageIndex = e.NewPageIndex;
                ShowData();
            }
        }
    }
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  • 原文地址:https://www.cnblogs.com/Yisijun/p/4592998.html
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