Web/admin/orders_update.aspx.cs

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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 admin_orders_update : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            string id = Request.QueryString["id"];
            string sql = "select A.id,A.ordernum,A.ordertime,A.username,A.phone,A.addr,A.realname,A.flag,B.name,B.price from orders as A left join foods as B on A.fid=B.id where A.id=" + id;
            DataSet ds = Bll.DbHelperSQL.Query(sql);
            name.Text = ds.Tables[0].Rows[0]["name"].ToString();
            ordertime.Text = ds.Tables[0].Rows[0]["ordertime"].ToString();
            username.Text = ds.Tables[0].Rows[0]["username"].ToString();
            phone.Text = ds.Tables[0].Rows[0]["phone"].ToString();
            addr.Text = ds.Tables[0].Rows[0]["addr"].ToString();
            realname.Text = ds.Tables[0].Rows[0]["realname"].ToString();
            price.Text = ds.Tables[0].Rows[0]["price"].ToString() + "元";
            flag.Text = getflag(ds.Tables[0].Rows[0]["flag"].ToString());
            cid.SelectedValue = ds.Tables[0].Rows[0]["flag"].ToString();
        }

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string sql = "update orders set flag=" + cid.Text + " where id=" + Request.QueryString["id"];
        if (Bll.DbHelperSQL.ExecuteSql(sql) == 1)
        {
            MessageBox.ShowUrl(Page,this,"更改成功","orders_Admin.aspx");
        }
    }

    protected string getflag(string str)
    {
        int m = int.Parse(str);
        string state = "";
        if (m == 0)
        {
            state = "未处理";
        }
        else if (m == 1)
        {
            state = "取消";
        }
        else if (m == 2)
        {
            state = "已订餐";
        }
        else if (m == 3)
        {
            state = "已付款";