asp.net 自定义分页方法

using System;
using System.Collections.Generic;
using System.Web;
using System.Text;
using System.Text.RegularExpressions;
namespace cofcms
{
    public class PagingCollection<T>
    {
        private int pagezise;
        public int Pagezise
        {
            get { return pagezise; }
            set { pagezise = value; }
        }
        private int pageindex;
        public int Pageindex
        {
            get { return pageindex; }
            set { pageindex = value; }
        }
        private int TotalCount;
        public int TotalCount1
        {
            get { return TotalCount; }
            set { TotalCount = value; }
        }
        private int TotalPage=0;
        public int TotalPage1
        {
            get { return TotalPage; }
            set { TotalPage = value; }
        }
        private string url;
        public string Url
        {
            get { return url; }
            set { url = value; }
        }
        private string urlparms;
        public string Urlparms
        {
            get { 
            
                return urlparms; }
            set { urlparms = value; }
        }
        /// <summary>
        /// 分页数据构造
        /// </summary>
        /// <param name="source"></param>
        /// <param name="pageindex"></param>
        /// <param name="pagezise"></param>
        /// <param name="totalcount"></param>
        /// <param name="url"></param>
        public PagingCollection(int pageindex, int pagezise, int totalcount, string url)
        {
            this.pageindex = pageindex;
            this.pagezise = pagezise;
            TotalCount = totalcount;
            TotalPage = (int)Math.Ceiling(TotalCount / (double)pagezise);
            this.url = url;
        }
        public PagingCollection(int pageindex, int pagezise, int totalcount, string url,string urlparms)
        {
            this.pageindex = pageindex;
            this.pagezise = pagezise;
            TotalCount = totalcount;
            TotalPage = (int)Math.Ceiling(TotalCount / (double)pagezise);
            this.url = url;
            this.urlparms = urlparms;
        }
        #region 分页属性 返回分页数据
        public string GetPatePar
        {
            get
            {
                if (TotalCount1 > 0)
                {
                    StringBuilder str = new StringBuilder();
                    int startpage = (pageindex - 1) / 10 * 10 + 1;
                    int endpage = (pageindex - 1) / 10 * 10 + 10;
                    int x = endpage > TotalPage ? TotalPage : endpage;
                    str.Append("<div  style=" color:#1E5494;" mce_style=" color:#1E5494;">共" + TotalPage1 + "页 /  当前第" + pageindex + "页");
                    if (HasPreviousPage)
                    {
                        str.Append("<a href=" + url + " mce_href=" + url + "?page=1" + GetURLParms + "" + urlparms + ">首页</a>");
                        str.Append("<a href=" + url + " mce_href=" + url + "?page=" + (pageindex - 1) + GetURLParms + "" + urlparms + ">上一页</a>");
                    }
                    else
                    {
                        str.Append("<a href="#" mce_href="#">首页</a>");
                        str.Append("<a href="#" mce_href="#">上一页</a>");
                    }
                    for (int i = startpage; i <= x; i++)
                    {
                        if (i == pageindex)
                        {
                            str.Append(string.Format("<a style="margin-left:3px; margin-right:3px;padding:2px 4px 2px 4px;color:red;border:1px solid #cccccc;background-color:#ffffff; " mce_style="margin-left:3px; margin-right:3px;padding:2px 4px 2px 4px;color:red;border:1px solid #cccccc;background-color:#ffffff; ">" + i + "</a>"));
                        }
                        else
                        {
                            str.Append(string.Format("<a style="margin-left:3px; margin-right:3px;" mce_style="margin-left:3px; margin-right:3px;"  href=" + url + " mce_href=" + url + "?page=" + i + GetURLParms + "" + urlparms + ">" + i + "</a>"));
                        }
                    }
                    if (HasNextPage)
                    {
                        str.Append("<a href=" + url + " mce_href=" + url + "?page=" + (pageindex + 1) + GetURLParms + "" + urlparms + ">下一页</a>");
                        str.Append("<a href=" + url + " mce_href=" + url + "?page=" + TotalPage + GetURLParms + "" + urlparms + ">尾页</a>");
                    }
                    else
                    {
                        str.Append("<a href="#" mce_href="#">下一页</a>");
                        str.Append("<a href="#" mce_href="#">尾页</a>");
                    }
                    str.Append("</div>");
                    return str.ToString();
                }
                else
                {
                    return "<font color=red>暂无数据！</font>";
                }
            }
        }
        #endregion
        /// <summary>
        /// url重写
        /// </summary>
        private string GetURLParms
        {
            get
            {
                    string query = HttpContext.Current.Request.Url.Query;
                    query = Regex.Replace(query, @"/?page=/d*", "", RegexOptions.Compiled);
                    return query;
              
            }
        }
        /// <summary>
        ///判断是否有上一页
        /// </summary>
        public bool HasPreviousPage
        {
            get
            {
                return (pageindex > 1);
            }
        }
        /// <summary>
        ///判断是否有下一页
        /// </summary>
        public bool HasNextPage
        {
            get
            {
                return (pageindex < TotalPage);
            }
        }
    }
    /// <summary>
    /// 分页数据类
    /// </summary>
    /// <typeparam name="T"></typeparam>
    public class PageBean<T>
    {
        IList<T> datasource = new List<T>();
        public IList<T> Datasource
        {
            get { return datasource; }
            set { datasource = value; }
        }
        int pagesum;
        public int Pagesum
        {
            get { return pagesum; }
            set { pagesum = value; }
        }
        public PageBean(IList<T> datasource, int pagesum)
        {
            this.datasource = datasource;
            this.pagesum = pagesum;
        }
        public PageBean()
        {
            //
            // TODO: 在此处添加构造函数逻辑
            //
        }
    }
}