SysManage.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
public partial class SysManage : System.Web.UI.Page
{
    WebService webService = new WebService();
    SqlConnection sqlcon;
    string strCon = ConfigurationManager.ConnectionStrings["SqlConn"].ToString();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["id"] == null)
        {
            Response.Redirect("Default.aspx");
        }
        else
        {
            if (Session["username"].ToString().Trim() != "admin")
            {
                Response.Redirect("Error.aspx");
            }
        }
        
        dlBind();
    }
    public void dlBind()
    {
        int curpage = Convert.ToInt32(this.labPage.Text);
        PagedDataSource ps = new PagedDataSource();
        sqlcon = new SqlConnection(strCon);
        sqlcon.Open();
        string sqlstr = "select * from view_bk order by id ;"; //型号和客户是不可编辑和删除
        SqlDataAdapter MyAdapter = new SqlDataAdapter(sqlstr, sqlcon);
        DataSet ds = new DataSet();
        MyAdapter.Fill(ds, "view_bk");
        ps.DataSource = ds.Tables["view_bk"].DefaultView;
        ps.AllowPaging = true; //是否可以分页
        ps.PageSize = 15; //显示的数量
        ps.CurrentPageIndex = curpage - 1; //取得当前页的页码
        this.lnkbtnUp.Enabled = true;
        this.lnkbtnNext.Enabled = true;
        this.lnkbtnBack.Enabled = true;
        this.lnkbtnOne.Enabled = true;
        if (curpage == 1)
        {
            this.lnkbtnOne.Enabled = false;//不显示第一页按钮
            this.lnkbtnUp.Enabled = false;//不显示上一页按钮
        }
        if (curpage == ps.PageCount)
        {
            this.lnkbtnNext.Enabled = false;//不显示下一页