xs_add.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 xs_add : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            string sql;
            sql = "select * from kucun order by id desc";
            getdata(sql);
        }
    }
    private void getdata(string sql)
    {
        DataSet result = new DataSet();
        result = new Class1().hsggetdata(sql);
        if (result != null)
        {
            if (result.Tables[0].Rows.Count > 0)
            {
                int k = 0;
                for (k = 0; k < result.Tables[0].Rows.Count; k++)
                {
                    promc.Items.Add(result.Tables[0].Rows[k]["promc"].ToString().Trim());
                }
            }
        }
    }

    protected void Button1_Click(object sender, EventArgs e)
    {
        string sql;
        sql = "insert into xiaoshou(promc,price,rkprice,gys,xssl,ckprice,memo) values('"+promc.SelectedItem.ToString().Trim()+"',"+price.Text.ToString().Trim()+","+rkprice.Text.ToString().Trim()+",'"+gys.Text.ToString().Trim()+"',"+xssl.Text.ToString().Trim()+","+ckprice.Text.ToString().Trim()+",'"+memo.Text.ToString().Trim()+"')";
        int result;
        result = new Class1().hsgexucute(sql);
        sql = "update kucun set shuliang=shuliang-"+xssl.Text.ToString().Trim()+" where promc='"+promc.SelectedItem.ToString().Trim()+"'";
        result = new Class1().hsgexucute(sql);
        if (result == 1)
        {
            Response.Write("<script>javascript:alert('操作成功');</script>");
        }
        else
        {
            Response.Write("<script>javascript:alert('系统错误，您没有设置好数据库的连接！');</script>");
        }
    }
    protected void promc_SelectedIndexChanged(object sender, EventArgs e)
    {
        string sql;
        sql = "select * from kucun where promc='" + promc.SelectedItem.ToString().Trim() + "'";