AdminManger/Addjinhuo.aspx.cs

微信扫码关注公众号，代码整理好后第一时间通知你。

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;
using System.Data.SqlClient;

public partial class Admin_Addjinhuo : System.Web.UI.Page
{
    SqlHelper data = new SqlHelper();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            GetTypes();
            getCar();
      
        }
    }
    private void GetTypes()
    {
        ddlGType.DataSource = data.GetDataReader("select * from CarType ");
        ddlGType.DataTextField = "Name";
        ddlGType.DataValueField = "id";
        ddlGType.DataBind();

    }
    private void getCar()
    {
        DropDownList1.DataSource = data.GetDataReader("select * from CarInfo where CarTypeID=" + ddlGType.SelectedValue);
        DropDownList1.DataTextField = "CarName";
        DropDownList1.DataValueField = "CarID";
        DropDownList1.DataBind();

    }
    protected void ddlGType_SelectedIndexChanged(object sender, EventArgs e)
    {
        getCar();

    }
    protected void btnAdd_Click(object sender, EventArgs e)
    {
        data.RunSql("update  CarInfo set CarNum=CarNum+" + TextBox1.Text + "where CarID=" + DropDownList1.SelectedValue);
        data.RunSql("insert into jinhuo(CarId,TypeId,shuliang,JinHuoJia)values('" + DropDownList1.SelectedValue + "','" + ddlGType.SelectedValue + "','" + TextBox1.Text + "','" + TextBox2.Text + "')");
        Label1.Text = " 进货成功";
        TextBox1.Text = "0";
    }
}