最简单的asp.net分页

作者：Eve Cole 更新时间：2009-07-01 16:13:13

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

///

/// LvEasyPager 的摘要说明
///

public class LvEasyPager
{
///

/// 呵呵,最简单的分页,2006.11.21
/// 普通情况下我用自己的分页控件
/// 但这次情况不一样,所以写了一个小函数,用UL,LI标签,样式就自己定义吧
/// ewebapp.cnblogs.com
/// www.lvjiyong.com
///

public LvEasyPager()
{
    //
    // TODO: 在此处添加构造函数逻辑
    //
}
///

/// 最简单的分页
///

/// 格式化URL,abc.com/page/{0}
/// 当前页
/// 每页记录数
/// 总记录数
///
public static string Create(string url, int abs,int pageSize, int total)
{
if (total <= pageSize) return null;
string jiyong = string.Empty;

string urlFormat = @"

{2}

string urlFormat2 = @"

{2}

int pageNum = total / pageSize;

if (total % pageSize > 0) pageNum++;

//HttpContext.Current.Response.Write(pageNum.ToString());

//.首页

    if (abs <= 1)
    {
      //jiyong += "

;
jiyong += string.Format(urlFormat2, "first", string.Format(url, "1"), "<<", "disabled="true"");

    }
    else
    {
      jiyong += string.Format(urlFormat, "first", string.Format(url, "1"), "<<", "");
    }

//上一页

if (abs < 1) abs = 1;

    if (abs == 1)
    {
      //jiyong += "

;
jiyong += string.Format(urlFormat2, "pre", string.Format(url, (abs - 1).ToString()), "<", "disabled="true"");

    }
    else
    {
      jiyong += string.Format(urlFormat, "pre", string.Format(url, (abs-1).ToString()), "<", "");
    }
    //Loop

int pre = abs - 5;

    if (pre <= 0)
    {
      pre = 1;
    }
    for (int i = pre; i < abs; i++)
    {
      jiyong += string.Format(urlFormat, "page", string.Format(url, i.ToString()), i.ToString(), "");
    }

//当前页
jiyong += string.Format(urlFormat2, "abs", string.Format(url, abs.ToString()), "" + abs.ToString() + "", "disabled="true"");

    //loop下5页
    int next = abs + 5;
    if (next > pageNum) next = pageNum;

    for (int i = abs+1; i < next+1; i++)
    {
      jiyong += string.Format(urlFormat, "page", string.Format(url, i.ToString()), i.ToString(), "");
    }

//下一页

    if (abs == pageNum)
    {
      //jiyong += "

;
jiyong += string.Format(urlFormat2, "pre", string.Format(url, (abs + 1).ToString()), ">", "disabled="true"");

    }
    else
    {
      jiyong += string.Format(urlFormat, "pre", string.Format(url, (abs + 1).ToString()), ">", "");
    }

//.尾页

    if (abs == pageNum)
    {
      //jiyong += "

;
jiyong += string.Format(urlFormat2, "last", string.Format(url, pageNum.ToString()), ">>", "disabled="true"");

    }
    else
    {
      jiyong += string.Format(urlFormat, "last", string.Format(url, pageNum.ToString()), ">>", "");
    }

return jiyong;
}
}
http://www.cnblogs.com/ewebapp/archive/2006/11/30/577504.html