AspNetPager.dll 实现分页

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
namespace fenye
{
public partial class WebForm2 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
BindGrid();
}
}

private SqlConnection con;
//private string DBName = "tongjinet";

//创建连接对象并打开
public void Open()
{
if (con == null)
//con = new SqlConnection("server=(local);uid=sa;pwd=sql;database=" + DBName);
con = new SqlConnection(ConfigurationSettings.AppSettings["con"]);
if (con.State == ConnectionState.Closed)
con.Open();
}

//创建一个命令对象并返回该对象
public SqlCommand CreateCommand(string sqlStr)
{
Open();
SqlCommand cmd = new SqlCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = sqlStr;
cmd.Connection = con;
return cmd;
}

//生成一个对象并返回该结果集第一行第一列
public object GetScalar(string sqlStr)
{
SqlCommand cmd = CreateCommand(sqlStr);
object obj = cmd.ExecuteScalar();
//CommadnBehavior.CloseConnection是将于DataReader的数据库链接关联起来
//当关闭DataReader对象时候也自动关闭链接
return obj;
}

//执行数据库查询并返回一个数据集 [当前页码,每页记录条数]
public DataSet GetCurrentPage(int pageIndex, int pageSize)
{
//设置导入的起始地址
int firstPage = pageIndex * pageSize;
string sqlStr = "select * from news order by id desc";
SqlCommand cmd = CreateCommand(sqlStr);
DataSet dataset = new DataSet();
SqlDataAdapter dataAdapter = new SqlDataAdapter(cmd);
dataAdapter.Fill(dataset, firstPage, pageSize, "news");
cmd.Dispose();
Close();
dataAdapter.Dispose();
return dataset;
}
//获得查询数据的总条数
public object GetAllCount()
{
string sqlStr = "select count(*) from news";
object obj = GetScalar(sqlStr);
return obj;
}
//关闭数据库
public void Close()
{
if (con != null)
{
con.Close();
}
}
//释放资源
public void Dispose()
{
if (con != null)
{
con.Dispose();
con = null;
}
}

protected void AspNetPager1_PageChanged(object sender, EventArgs e)
{
BindGrid();
}

public void BindGrid()
{
this.AspNetPager1.RecordCount = Int32.Parse(GetAllCount().ToString());
int pageIndex = this.AspNetPager1.CurrentPageIndex - 1;
int pageSize = this.AspNetPager1.PageSize = 5;
Repeater1.DataSource = GetCurrentPage(pageIndex, pageSize);
Repeater1.DataBind();
}


}
}

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm2.aspx.cs" Inherits="fenye.WebForm2" %>
<%@ Register Assembly="AspNetPager" Namespace="Wuqi.Webdiyer" TagPrefix="webdiyer" %>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>用AspNetPager.dll控件的分页方法操作方法</title>
<style type="text/css">
body{font-size: 12px;}
ul{padding:0;margin:0;list-style-position:inside;}
li{height:24px;line-height:24px;border-bottom:1px solid dotted;list-style-type:none;list-style-image:url(image/li1.gif);width:290px;}
.show1{width:320px;border:1px solid #92B0DD;background-color:#FFFFFF;overflow:hidden;padding:0 0 10px 0;}
.show1 h5{margin:1px;background-color:#E2EAF8;height:24px;line-height:24px;padding:0 0 0 10px;}
a{text-decoration:none;color:Black;}
a:visited{text-decoration:none;color:Black;}
a:hover{text-decoration:none;color:Red;}

.mycode{ width:350px; height:130px; float:left;}
.mycode ul{ width:300px;}
.mycode li{ width:150px; float:left; display:block;}
body {
background-image: url(images/bg.jpg);
}

</style>

</head>
<body>
<form id="form1" runat="server">
<div>
<div class="mycode">
<asp:Repeater ID="Repeater1" runat="server">
<ItemTemplate>
<ul>
<li><%#DataBinder.Eval(Container.DataItem, "id")%></li>
<li><%#DataBinder.Eval(Container.DataItem, "title")%></li>
</ul>
</ItemTemplate>
</asp:Repeater>
</div>
<webdiyer:AspNetPager ID="AspNetPager1" runat="server" Width="100%" NumericButtonCount="6" UrlPaging="true" NumericButtonTextFormatString="[{0}]" CustomInfoHTML="第 <font color='red'><b>%CurrentPageIndex%</b></font> 页 共 %PageCount% 页 显示 %StartRecordIndex%-%EndRecordIndex% 条" ShowCustomInfoSection="left"
FirstPageText="首页" LastPageText="末页" NextPageText="下页" PrevPageText="上页" Font-Names="Arial" BackColor="#F8B500" AlwaysShow="true" ShowInputBox="Always" SubmitButtonText="跳转" SubmitButtonStyle="botton" OnPageChanged="AspNetPager1_PageChanged">
</webdiyer:AspNetPager>


<%--// NumericButtonCount="6" 显示页码的个数
// NumericButtonTextFormatString="[{0}]" 页码显示的格式
// ShowCustomInfoSection="left" 显示左边的(第几页、共几页、显示几条)
// TextBeforeInputBox="转到第" InputBox前面显示的字
// TextAfterInputBox="页" InputBox后面显示的字
// PagingButtonSpacing="10px" 字与字间的距离--%>
</div>

</form>
</body>
</html>

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