ps.ascx.cs

来自「通过微软的最新技术ASP.NET2.0开发一个类似BtoC、CtoC的企业产品信」· CS 代码 · 共 56 行

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class Ps : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack )
        {
            this.Label1.Text = "1";
        }
        Datalist();

    }
    private void Datalist()
    {
        string shop = Request.QueryString["shop"].ToString();
        string que1 = "select * from Ps where c1='" + shop + "'";
        PagedDataSource ps1 = new PagedDataSource();
        ps1.DataSource = db.ds(que1).DefaultView;
        ps1.AllowPaging = true;
        ps1.PageSize = 9;
        ps1.CurrentPageIndex = Convert.ToInt32(this.Label1.Text) - 1;
        if (Convert.ToInt32(this.Label1.Text) == 1)
        {
            this.LinkButton1.Enabled = false;
        }
        else{ this.LinkButton1.Enabled = true;}
        if (Convert.ToInt32(this.Label1.Text) == ps1.PageCount)
        {
            this.LinkButton2.Enabled = false;
        } 
        else{   this.LinkButton2.Enabled = true;}
        this.DataList2.DataSource = ps1;
        this.DataList2.DataBind();
    }
    protected void LinkButton1_Click(object sender, EventArgs e)
    {
       this.Label1.Text= Convert.ToString((Convert.ToInt32(this.Label1.Text) - 1));
       this.Datalist();
    }
    protected void LinkButton2_Click(object sender, EventArgs e)
    {
        this.Label1.Text = Convert.ToString((Convert.ToInt32(this.Label1.Text) + 1));
        this.Datalist();
    }
}