buyerinformation.aspx.cs

asp.net+sql2000超市管理系统

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 Supermart
{
	/// <summary>
	/// buyerinformation 的摘要说明。
	/// </summary>
	public class buyerinformation : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Image Image4;
		protected System.Web.UI.WebControls.Image Image1;
		protected System.Web.UI.WebControls.Image Image2;
		protected System.Web.UI.WebControls.Label lb_name;
		protected System.Web.UI.WebControls.Label lb_buytime;
		protected System.Web.UI.WebControls.Label lb_totalMoney;
		protected System.Web.UI.WebControls.Label lb_phone;
		protected System.Web.UI.WebControls.Label lb_address;
		protected System.Web.UI.WebControls.Label lb_Date;
		protected System.Web.UI.WebControls.LinkButton LinkButton1;
		protected System.Web.UI.WebControls.LinkButton LinkButton2;
		protected System.Web.UI.WebControls.TextBox txt_phone;
		protected System.Web.UI.WebControls.TextBox txt_address;
		protected System.Web.UI.WebControls.LinkButton putinphone;
		protected System.Web.UI.WebControls.LinkButton putinaddress;
		private string strConn=System.Configuration.ConfigurationSettings.AppSettings["SQLCONNECTION"];
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			Bindinformation();
			// 在此处放置用户代码以初始化页面
		}

		#region Web 窗体设计器生成的代码
		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()
		{    
			this.LinkButton1.Click += new System.EventHandler(this.LinkButton1_Click);
			this.putinphone.Click += new System.EventHandler(this.putinphone_Click);
			this.LinkButton2.Click += new System.EventHandler(this.LinkButton2_Click);
			this.putinaddress.Click += new System.EventHandler(this.putinaddress_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void LinkButton1_Click(object sender, System.EventArgs e)
		{
			this.lb_phone.Visible=false;
			this.txt_phone.Visible=true;
			this.putinphone.Visible=true;
		}

		private void LinkButton2_Click(object sender, System.EventArgs e)
		{
			this.lb_address.Visible=false;
			this.txt_address.Visible=true;
			this.putinaddress.Visible=true;
		}

		private void putinphone_Click(object sender, System.EventArgs e)
		{
			if(this.txt_phone.Text!="")
			{
				string buyerID=Request.QueryString["buyerID"].ToString();
				SqlConnection con=new SqlConnection(strConn);
				con.Open();
				SqlCommand cmd=new SqlCommand("update buyer set phone='"+this.txt_phone.Text+"' where buyerID='"+buyerID+"'",con);
				cmd.ExecuteNonQuery();
			}
			else
			{
				Response.Write("<script>alert(\"不能提交空内容!!\");</script>");
			}
			this.lb_phone.Visible=true;
			this.txt_phone.Visible=false;
			this.putinphone.Visible=false;
			Bindinformation();

		}

		private void putinaddress_Click(object sender, System.EventArgs e)
		{
			if(this.txt_address.Text!="")
			{
				string buyerID=Request.QueryString["buyerID"].ToString();
				SqlConnection con=new SqlConnection(strConn);
				con.Open();
				SqlCommand cmd=new SqlCommand("update buyer set address='"+this.txt_address.Text+"' where buyerID='"+buyerID+"'",con);
				cmd.ExecuteNonQuery();
			}
			else
			{
				Response.Write("<script>alert(\"不能提交空内容!!\");</script>");
			}
			this.lb_address.Visible=true;
			this.txt_address.Visible=false;
			this.putinaddress.Visible=false;
			Bindinformation();
		}
		public void Bindinformation()
		{
			string buyerID=Request.QueryString["buyerID"].ToString();
			SqlConnection con=new SqlConnection(strConn);
			con.Open();
			SqlCommand cmd=new SqlCommand("select * from buyer where buyerID='"+buyerID+"'",con);
			SqlDataReader sdr=cmd.ExecuteReader();
			sdr.Read();
			this.lb_name.Text=sdr["buyerName"].ToString();
			this.lb_buytime.Text=sdr["buyTime"].ToString();
			this.lb_totalMoney.Text=sdr["totalMoney"].ToString();
			this.lb_phone.Text=sdr["phone"].ToString();
			this.lb_address.Text=sdr["address"].ToString();
			this.lb_Date.Text=sdr["latestBuy"].ToString();
			sdr.Close();
			con.Close();
		}
	}
}