using System;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.ComponentModel;
using System.Collections;
using System.Collections.Specialized;



namespace PublicControls
{
     ///<summary>
     /// PageNavigation 分页导航控件。
     ///</summary>
     [DefaultProperty("Text"), 
     ToolboxData("<PublicControls:PageNavigation runat=server></PublicControls:PageNavigation>")]
     public class PageNavigation : Control,IPostBackDataHandler,IPostBackEventHandler 
     {
         #region预定义
         
         private string _style;
         private int _count;
         private int _pagesize;
         private int _pageindex;
        private int _pages;         //页群
         private int _currentpages;