保健品销售网站 三层架构/WebUI/admin/ListCate.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 Business;
using Entity;
public partial class ListCate : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            CateBusiness cateBusiness = new CateBusiness();
            DataSet ds = cateBusiness.getALLCate("cate");
            this.GridView1.DataSource = ds.Tables["cate"];
            this.GridView1.DataBind();
        }
    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
        CateBusiness cateBusiness = new CateBusiness();
        DataSet ds = cateBusiness.getALLCate("cate");
        this.GridView1.DataSource = ds.Tables["cate"];
        this.GridView1.DataBind();
    }
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        string id = GridView1.DataKeys[e.RowIndex].Value.ToString();
        CateBusiness cateBusiness = new CateBusiness();
        cateBusiness.DeleteCateById(id);
        Response.Redirect("ListCate.aspx");
    }
    protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        string id = GridView1.DataKeys[e.RowIndex].Value.ToString();
        string url = "EditCate.aspx?id=" + id;
        Response.Redirect(url);
    }
    protected void btnQuery_Click(object sender, EventArgs e)
    {
        this.GridView1.AllowPaging = false;
        string cond = this.ddlCond.SelectedValue.ToString();
        string val = this.txtVal.Text.Trim();
        CateBusiness cateBusiness = new CateBusiness();
        DataSet ds = cateBusiness.getCateByCond(cond, val, "cate");
        this.GridView1.DataSource = ds.Tables["cate"];
        this.GridView1.DataBind();
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowIndex != -1)