PRO.DataAccess/Commons/PagerHelper.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace PRO.DataAccess.Commons
{
    /// <summary>
    /// 分页工具类
    /// </summary>
    /// <typeparam name="T"></typeparam>
    public class PagerHelper<T> : List<T> where T : class
    {
        private int _currentIndex;
        /// <summary>
        /// 当前页索引
        /// </summary>
        public int CurrentIndex
        {
            get { return _currentIndex; }
            private set { _currentIndex = value; }
        }
        private int _totalNum;
        /// <summary>
        /// 数据总数目
        /// </summary>
        public int TotalNum
        {
            get { return _totalNum; }
            private set { _totalNum = value; }
        }
        private int _pagesize;
        /// <summary>
        /// 分页大小
        /// </summary>
        public int Pagesize
        {
            get { return _pagesize; }
            private set { _pagesize = value; }
        }
        private int _totalpage;
        /// <summary>
        /// 总页数
        /// </summary>
        public int Totalpage
        {
            get { return _totalpage; }
            private set { _totalpage = value; }
        }
        public PagerHelper(List<T> list, int pageSize, int currentIndex)
        {
            this._pagesize = pageSize;
            this._currentIndex = currentIndex;
            if (list != null)
            {
                this._totalNum = list.Count;
            }
            else
            {
                this._totalNum = 0;