productadd.aspx.cs

大中型酒店管理系统

using System;
using System.Data;
using System.Data.SqlClient;
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 productadd : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            SqlConnection conn = db.createconn();
            conn.Open();
            SqlCommand cmd = new SqlCommand("select * from user1",conn);
            SqlDataReader dr = cmd.ExecuteReader();
            dropname.DataSource = dr;
            dropname.DataTextField = "u_name";
            dropname.DataValueField = "u_id";
            dropname.DataBind();

        }
        //if (Session["ok"] == null || (string)Session["ok"] != "ok")
        //{
        //    Response.Redirect("userlogin.aspx");
        //}
        //Label1.Text = (string)Session["user"];

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string id = dropname.SelectedValue;
        SqlConnection conn = db.createconn();
        conn.Open();
        string ming = txtname.Text;
        string ms = txtms.Text;
        if(ming == "")
        {
            Response.Write("<script language='javascript'>alert('产品名不能为空');history.back(-1);</script>");
        }
        else
        {
            string fullFileName = this.File1.PostedFile.FileName;
            string fileName = fullFileName.Substring(fullFileName.LastIndexOf("\\") + 1);
            string type = fullFileName.Substring(fullFileName.LastIndexOf(".") + 1);
            if (fileName == "")
            {
                SqlCommand cmd = new SqlCommand("insert into product(u_id,p_name,p_introduce)" + "values('" + id + "','" + ming + "','" + ms + "')", conn);
                cmd.ExecuteNonQuery();
                Response.Redirect("productadd.aspx");
            }
            else
            {
                if (type == "jpg" || type == "bmp" || type == "gif")
                {
                    this.File1.PostedFile.SaveAs(Server.MapPath("logo") + "\\" + fileName);
                    SqlCommand cmd = new SqlCommand("insert into product(u_id,p_name,p_introduce,p_pic)" + "values('" + id + "','" + ming + "','" + ms + "','" + fileName + "')", conn);
                    cmd.ExecuteNonQuery();
                    Response.Redirect("productadd.aspx");
                }
                else
                {
                    Response.Write("<script language='javascript'>alert('图片格式不对');</script>");
                }
            }
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
     

        Session.Clear();
        Session.Abandon();
        Response.Write("<script language='javascript'>window.open('userlogin.aspx')</script>");
        //Response.Write("<script language='javascript'>window.close('logout.aspx')</script>");
        //Response.Redirect("login.aspx");
    

    }
}