Usercontrol/MenuCategories.ascx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Collections;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Collections;





public partial class Usercontrol_MenuCategories : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {

            ViewState["PageIndex"] = 0;
            DataBind();
        }

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        //切换页面操作
        switch (((Button)sender).CommandName)
        {
            case "One":
                ViewState["PageIndex"] = 0;
                break;
            case "Two":
                if ((int)ViewState["PageIndex"] > 0)
                    ViewState["PageIndex"] = (int)ViewState["PageIndex"] - 1;
                break;
            case "Three":
                if ((int)ViewState["PageIndex"] < (int)ViewState["PageCount"] - 1)
                    ViewState["PageIndex"] = (int)ViewState["PageIndex"] + 1;
                break;
            case "Four":
                ViewState["PageIndex"] = (int)ViewState["PageCount"] - 1;
                break;
        }
        DataBind();


    }
    public void DataBind()
    {
        //分页操作                           
      
        PagedDataSource pds = new PagedDataSource();
     
        pds.AllowPaging = true;
        pds.PageSize = 6;