自己写的repeater 分页控件(附源码下载)欢迎拍砖

C#.NET我是个新手。前几天跟同事在做项目时，用了Repeater控件来实现,因为以前都是用AspNetPager。不过这样就带来一个新问题： 怎么分页？Repeater没有内置的分页功能。想写个自己的分页控件，名声好听些，后来后来在网上找了一些分页功能的资料，然后就自己写了一个，功能都 按我的想法做出来了。本人从事美工做.net还没有1年时间，因为主要是做美工哪位高手有何高见请及时指正，很愿意与各位交流！（欢迎拍砖）(下载地址在 文章最下面！)

效果如图：

tools/pages.ascx控件前台代码

<%@ Control Language=
"C#"
 AutoEventWireup=
"true"
 CodeFile=
"pages.ascx.cs"
 Inherits=
"tools_page"
 %>
<div class
=
"vc clearfix"
>
        <p>当前第  <asp:Label ID="crpage"
 runat=
"server"
 Text=
"Label"
></asp:Label>  页 / 共  <asp:Label ID=
"pgcount"
 runat=
"server"
 Text=
""
></asp:Label>
         页  总共<asp:Label ID="jlcount"
 runat=
"server"
 Text=
""
></asp:Label>条记录  </p><asp:HyperLink ID=
"HLfst"
 runat=
"server"
 CssClass=
"fst"
></asp:HyperLink><asp:HyperLink ID=
"HLpre"
 runat=
"server"
 CssClass=
"pre"
></asp:HyperLink>
<%= pagehtml %><asp:HyperLink ID="HLnext"
 runat=
"server"
 CssClass=
"next"
></asp:HyperLink><asp:HyperLink ID=
"HLlst"
 runat=
"server"
 CssClass=
"lst"
></asp:HyperLink>
</div>

tools/pages.ascx.cs控件后台代码

using
 System;
using
 System.Data;
using
 System.Web.UI.WebControls;

public
 partial 
class
 tools_page : System.Web.UI.UserControl
{
    public
 
string
 pagehtml = 
""
;
    public
 
int
 pagenum = 5;
//设置每个分组有多少页码
    int
 startindex = 1;
//起始页码
    protected
 
void
 Page_Load(
object
 sender, EventArgs e)
    {}
    public
 
void
 showthanklist(DataTable dt, Repeater Repeater1, 
int
 curpage, 
string
 cururl,
string
 abso,
int
 pagesize)
    {
        //分页核心代码
        PagedDataSource pagedata = new
 PagedDataSource();
        //DataTable dt = LoadRepeater(id.ToString());

        pagedata.DataSource = dt.DefaultView;
        pagedata.PageSize = pagesize;
        pagedata.AllowPaging = true
;
        int
 half = 1;
        while
 ((half + 1) * 2 < pagenum) { half++; }
        int
 start = 1;
        int
 end = 1;

        if
 (curpage > pagedata.PageCount || curpage < 1) curpage = 1;
        pagedata.CurrentPageIndex = curpage - 1;
        //如果页面总数小于分组数量.
        if
 (pagenum >= pagedata.PageCount)
        { end = pagedata.PageCount; getPageindex(start, end, curpage, cururl, pagesize); }
        else
        {
            if
 (curpage - half > 0)
            {
                start = curpage - half;
                if
 (curpage + half > pagedata.PageCount)
                {
                    start = pagedata.PageCount - pagenum + 1;
                    end = pagedata.PageCount;
                }
                else
                    end = curpage + half;

            }
            else
            {
                start = 1;
                end = pagenum > pagedata.PageCount ? pagedata.PageCount : pagenum;
            }

            getPageindex(start, end, curpage, cururl, pagesize);
        }
        jlcount.Text = Convert.ToString(dt.Rows.Count);
        crpage.Text = Convert.ToString(curpage);
        pgcount.Text = Convert.ToString(pagedata.PageCount);
        if
 (pagedata.PageCount == 1) 
//如果只有一个分组
        {
            HLpre.CssClass = "prefalse"
;
            HLnext.CssClass = "nextfalse"
;
            HLfst.CssClass = "fstfalse"
;
            HLlst.CssClass = "lstfalse"
;
        }
        else
 
if
 (curpage == pagedata.PageCount && curpage > 1)
//如果当前分组是最后一个分组
        {
            HLpre.Enabled = true
;
            HLnext.Enabled = false
;
            HLpre.NavigateUrl = abso + cururl + "page="
 + (curpage - 1);
            HLfst.Enabled = true
;
            HLfst.NavigateUrl = abso + cururl + "page=1"
;
            HLfst.Enabled = true
;
            HLfst.NavigateUrl = abso+ cururl + "page=1"
;
            HLnext.CssClass = "nextfalse"
;
            HLlst.CssClass = "lstfalse"
;
        }
        else
 
if
 (curpage == 1 && curpage < pagedata.PageCount)
        {
            HLpre.Enabled = false
;
            HLnext.Enabled = true
;
            HLfst.Enabled = false
;
            HLlst.Enabled = true
;
            HLlst.NavigateUrl = abso + cururl + "page="
 + Convert.ToString(pagedata.PageCount);
            HLnext.NavigateUrl = abso + cururl + "page="
 + (curpage + 1);
            HLfst.CssClass = "fstfalse"
;
            HLpre.CssClass = "prefalse"
;
        }
        if
 (curpage > 1 && curpage < pagedata.PageCount)
//如果当前分组处在中间
        {
            HLpre.Enabled = true
;
            HLpre.NavigateUrl = abso + cururl + "page="
 + (curpage - 1);
            HLnext.NavigateUrl = abso + cururl + "page="
 + (curpage + 1);
            HLnext.Enabled = true
;
            HLfst.Enabled = true
;
            HLfst.NavigateUrl = abso + cururl + "page=1"
;
            HLlst.Enabled = true
;
            HLlst.NavigateUrl = abso + cururl + "page="
 + Convert.ToString(pagedata.PageCount);
        }
        Repeater1.DataSource =  pagedata;
        Repeater1.DataBind();
    }
    //设置分页样式
    private
 
void
 getPageindex(
int
 start, 
int
 end, 
int
 curpage,
string
 cururl,
int
 pagesize)
    {
        pagehtml = ""
;
        for
 (
int
 i = start; i <= end - 1; i++)
        {
            if
 (curpage == i) { pagehtml += 
"<b href=‘"
 + cururl + 
"page="
 + Convert.ToString(i + startindex - 1) + 
"‘ class=‘aa"
 + Convert.ToString(i + startindex - 1) + 
"‘>"
 + Convert.ToString(i + startindex - 1) + 
"</b>"
; }
            else
                pagehtml += "<a href=‘"
 + cururl + 
"page="
 + Convert.ToString(i + startindex - 1) + 
"‘ class=‘a"
 + Convert.ToString(i + startindex - 1) + 
"‘>"
 + Convert.ToString(i + startindex - 1) + 
"</a>"
;

        }
        if
 (curpage == end) { pagehtml += 
"<b id=‘lastid‘ href=‘"
 + cururl + 
"page="
 + Convert.ToString(end + startindex - 1) + 
"‘ class=‘aa"
 + Convert.ToString(end + startindex - 1) + 
"‘>"
 + Convert.ToString(end + startindex - 1) + 
"</b>"
; }
        else
        {
            pagehtml += "<a id=‘lastid‘ href=‘"
 + cururl + 
"page="
 + Convert.ToString(end + startindex - 1) + 
"‘ class=‘a"
 + Convert.ToString(end + startindex - 1) + 
"‘>"
 + Convert.ToString(end + startindex - 1) + 
"</a>"
;
        }
    }
}

DEMO.aspx前台代码

<%@ Page Language=
"C#"
 AutoEventWireup=
"true"
 CodeFile=
"DEMO.aspx.cs"
 Inherits=
"DEMO"
 %>
<%@ Register Src="tools/pages.ascx"
 TagName=
"pages"
 TagPrefix=
"uc1"
 %>
<!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>我的分页控件-幸凡在线学习网</title>
    <link href="css/index.css"
 rel=
"stylesheet"
 type=
"text/css"
 />
</head>
<body>
    <form id="form1"
 runat=
"server"
>
    <div class
=
"com"
>
        <ul>
            <asp:Repeater ID="art_list"
 runat=
"server"
>
                <ItemTemplate>
                    <li>
                        <a href="http://www.ok22.org/art_detail.aspx?id=<%# Eval("
id
") %>"
 title=
"<%# Eval("
title
") %>"
><%# Eval(
"title"
) %></a>
                    </li>
                </ItemTemplate>
            </asp:Repeater>
        </ul>
        <uc1:pages ID="pages1"
 runat=
"server"
 />
        </div>
    </form>
</body>
</html>

DEMO.aspx.cs后台代码

using
 System;
using
 System.Data;
using
 System.Data.OleDb;
public
 partial 
class
 DEMO : System.Web.UI.Page
{
    string
 cururl = 
"DEMO.aspx?"
;
//当前页面链接
    public
 
int
 curpage = 0;
//初始页
    public
 
int
 pagesize = 10; 
//设置每页显示多少条记录
    protected
 
void
 Page_Load(
object
 sender, EventArgs e)
    {
        //获取当前页码
        if
 (!
this
.IsPostBack)
        {
            if
 (Request.Params[
"page"
] == 
null
)
                curpage = 1;
            else
            {
                string
 temp = Request.Params[
"page"
].ToString();
                curpage = Convert.ToInt32(temp);
            }

        }
        DataTable dt = art_table();
        //showthanklist(DataTable dt, Repeater Repeater1, int curpage, string cururl,string abso,int pagesize)使用方法
        //dt:是DatatTable,art_list:前台显示Repeater的ID,curpage:当前页,cururl:当前页面的链接,abso:相对于tools里面的使用路径因为是在根目录调用所以需要加../,pagesize:每页显示多少条
        pages1.showthanklist(dt, art_list, curpage, cururl, "../"
, pagesize);
    }
    //查出所有文章数据
    public
 DataTable art_table()
    {
        string
 sql=
""
;
         sql = "select * from art order by id desc"
;
        DataTable btab = selects(sql);
        return
 btab;
    }
    //创建数据库链接
    public
 OleDbConnection GetConnection()
    {
        try
        {
            OleDbConnection myconn = new
 OleDbConnection(
"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\\#ex.mdb;Jet OLEDB:Database Password="
);
            myconn.Open();
            return
 myconn;
        }
        catch
 (System.Data.OleDb.OleDbException e)
        {
            string
 aa = e.Message;
            return
 
null
;
        }
    }
    //查询记录
    public
 DataTable selects(
string
 sql)
    {
        OleDbCommand sc = new
 OleDbCommand(sql, GetConnection());
        OleDbDataAdapter ad = new
 OleDbDataAdapter(sc);
        DataSet ds = new
 DataSet();
        ad.Fill(ds);
        ad.Dispose();
        if
 (sc.Connection.State != ConnectionState.Closed)
            sc.Connection.Close();
        sc.Dispose();
        return
 ds.Tables[0];
    }
}

源码下载地址：自己写的repeater 分页控件(附源码下载)