booklistsortbyc0.aspx.cs

book shop system how to sell and buy online

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Configuration ;
using System.Data .SqlClient ;

namespace BMS
{
	/// <summary>
	/// BookListSortByC0 
	/// </summary>
	public partial class BookListSortByC0 : System.Web.UI.Page
	{
	
		protected void Page_Load(object sender, System.EventArgs e)
		{	
			BindList();
		}
		
		public void BindList()
		{	//afrom Web.configread the connection
			string strconn = "server=ABUOSAMA; uid=sa; database=BMS";
			//connect the bms database
			SqlConnection cn= new SqlConnection (strconn);
            //Create a query -- by the other classifications, according to BID, in descending demonstrate that the new book 
			string sqlSortByC0="select * from book,bookprice where book.bid=bookprice.ppid and book.bgroup=0 order by bid desc";
            //SqlDataAdapter object creation, called View 
			SqlDataAdapter da1=new SqlDataAdapter (sqlSortByC0,cn);
            //Create and fill DataSet 
			DataSet ds1=new DataSet ();
			da1.Fill (ds1);
			dlt_class1.DataSource =ds1;
			dlt_class1.DataBind ();
			cn.Close ();
		}

		protected void btn_submit_Click(object sender, System.EventArgs e)
		{	//from Web.configread the connection
			string strconn = "server=ABUOSAMA; uid=sa; database=BMS";
			//connect the computer with bms database
			SqlConnection cn= new SqlConnection (strconn);
			cn.Open ();
            //Construction SQL statements, the statements in the Users table check user name and password is correct 
			string mysql= "select * from Users where Uid='"+tbx_uid.Text +"'and UPassword='"+tbx_upassword.Text +"'";
			//create Command object
			SqlCommand cm=new SqlCommand  (mysql,cn);
            //Executive ExecuteReader () method 
			SqlDataReader dr=cm.ExecuteReader ();
			if(dr.Read ())
			{
				lbl_message.Text= "";
                //Preservation of the current user name and user rights 
				Session["uid"]=dr["uid"];
				Session["upower"]=dr["upower"];
				lbl_message.Text="WELCOME!"+Session["uid"];
				if(Session["upower"].ToString ()=="1")
                {	//Access management interface 
					Response.Redirect ("bookmanage.aspx");
				}
				else
                {	//Ordinary users, the interface remains unchanged 
				}
			}
			else
			{
				lbl_message.Text ="Sorry,incorrect user name and password,plz re enter";
			}
            //Close Link 
			cn.Close();
		}

		protected void btn_search_Click(object sender, System.EventArgs e)
        {	//Enter detailed information page bibliography 
			int varbid=Convert.ToInt16 (tbx_bid.Text .ToString ());
			Response.Redirect ("bookdetail.aspx?bid="+varbid);
		}
		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN：该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    

		}
		#endregion

		protected void dlt_class1_SelectedIndexChanged(object sender, System.EventArgs e)
		{
		
		}
	}
}