Backup1/hj.aspx.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.Data;
using System.Data.SqlClient;
namespace 淮安协和门诊
{
    public partial class hj : System.Web.UI.Page
    {
        SQLHelper db = new SQLHelper();
        int mysum = 0;
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                bind();
            }
        }
        //
        public string bind_drug(int id)
        {
            
            string sql = "select * from drug where drug_id=" + id;
            DataTable d = db.ExecuteQuery(sql, CommandType.Text);
            return d.Rows[0]["drug"].ToString();
        }
        //
        public void bind()
        {
            int bl_id = int.Parse(Request.QueryString["bl_id"].ToString());
            string sql = "select * from cf where bl_id="+bl_id;
            DataTable dt = db.ExecuteQuery(sql, CommandType.Text);
            this.gv.DataSource = dt;
            this.gv.DataBind();
            this.lb_sum.Text= mysum.ToString();
        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            int bl_id = int.Parse(Request.QueryString["bl_id"].ToString());
            int total = int.Parse(this.lb_sum.Text.ToString());
            string sql = "update bl set total='"+total+"',is_hj='已处理',is_sf='未处理' where bl_id="+bl_id;
            int s = db.ExecuteNonQuery(sql,CommandType.Text);
            Response.Write("<script>alert('成功！');location='sf_index.aspx'</script>");
        }

        protected void gv_RowDataBound(object sender, GridViewRowEventArgs e)
        {
            if (e.Row.RowType == DataControlRowType.DataRow)
            {
                pub p = new pub();
                DataRowView myrows = (DataRowView)e.Row.DataItem;
                int pro_id = Convert.ToInt32(myrows["drug_id"].ToString());
                int sl = Convert.ToInt32(myrows["sl"].ToString());
                DataTable d = p.turn_drug(pro_id);
                mysum= mysum + int.Parse(d.Rows[0]["price"].ToString())*sl;