roomcheckout.aspx.cs

宾馆客房预订系统源码,附开发文档以及说明,适合毕业设计

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 HMS
{
	/// <summary>
	/// RoomCheckOut 的摘要说明。
	/// </summary>
	public class RoomCheckOut : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Image Image2;
		protected System.Web.UI.WebControls.Button btn_submit;
		protected System.Web.UI.WebControls.Label lbl_opay;
		protected System.Web.UI.WebControls.Label lbl_oenddate;
		protected System.Web.UI.WebControls.Label lbl_obegindate;
		protected System.Web.UI.WebControls.Label lbl_ogidcard;
		protected System.Web.UI.WebControls.Label lbl_ogname;
		protected System.Web.UI.WebControls.Label lbl_orid;
		protected System.Web.UI.WebControls.Image Image1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!IsPostBack)
			{	//绑定各Label数据
				string strconn= ConfigurationSettings.AppSettings["dsn"];
				//连接本地计算机的HMS数据库
				SqlConnection cn= new SqlConnection (strconn);
				cn.Open ();
				SqlCommand cm=new SqlCommand  ("occupydetail",cn);
				cm.CommandType =CommandType .StoredProcedure ;
				cm.Parameters .Add ("@ORID",SqlDbType.VarChar );
				cm.Parameters ["@ORID"].Value =Request.QueryString ["rid"].ToString ();
				SqlDataReader dr=cm.ExecuteReader ();
				if(dr.Read ())//存在对应项
				{
					lbl_orid.Text =dr["orid"].ToString ();
					lbl_obegindate.Text =dr["obegindate"].ToString ();
					lbl_ogidcard.Text =dr["ogidcard"].ToString ();
					lbl_ogname.Text=dr["ogname"].ToString ();
					lbl_oenddate.Text =System.DateTime .Now.ToString () ;
					//计算日期的差值
					TimeSpan during=System.DateTime.Now.Date - Convert.ToDateTime (dr["obegindate"].ToString ()).Date;
					int varduring=during.Days ;
					if(varduring==0)	//当天订房，当天退房
					{
						lbl_opay.Text =Convert.ToDouble (dr["tprice"].ToString ()).ToString ();
					}
					else
					{	
						//总费用=单价*天数
						lbl_opay.Text = Convert.ToString (Convert.ToDouble (dr["tprice"].ToString ())*varduring);
					}
				}
				else
				{
					Response.Write ("对不起，没有该信息");
					Response.End ();
				}
			}
		}
		public void btn_submit_Click(object sender, System.EventArgs e)
		{
		if(Page.IsValid )
			{//对Occupy表进行添加	
				//从文件Web.config中读取连接字符串
				string strconn= ConfigurationSettings.AppSettings["dsn"];
				//连接本地计算机的HMS数据库
				SqlConnection cn= new SqlConnection (strconn);
				cn.Open ();
				//利用Command对象调用存储过程
				SqlCommand cm=new SqlCommand  ("OccupyModifyForCheckOut",cn);
				//将命令类型转为存储类型
				cm.CommandType =CommandType.StoredProcedure ;
				//往存储过程中添加参数
				cm.Parameters .Add ("@ORID",SqlDbType.VarChar);
				cm.Parameters .Add ("@OPay",SqlDbType.Money );
				cm.Parameters .Add ("@OEndDate",SqlDbType.DateTime);
				//给存储过程的参数付值
				cm.Parameters ["@ORID"].Value =lbl_orid.Text .ToString ();
				cm.Parameters ["@OPay"].Value =lbl_opay.Text .ToString ();
				cm.Parameters ["@OEndDate"].Value =lbl_oenddate.Text.ToString ();
				cm.ExecuteNonQuery ();
				//关闭连接
				cn.Close();
				//对RoomState表进行修改
				SqlConnection cn0= new SqlConnection (strconn);
				cn0.Open ();
				SqlCommand cm0=new SqlCommand  ("RoomStateModifyForCheckOut",cn0);
			cm0.CommandType =CommandType.StoredProcedure ;
				cm0.Parameters .Add ("@SRID",SqlDbType.VarChar );
				cm0.Parameters ["@SRID"].Value =lbl_orid.Text .ToString ();
				cm0.ExecuteNonQuery ();
				cn0.Close ();
				Response.Redirect("roomoccupiedlist.aspx");
			
			}
		
		}
		#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()
		{    
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	}
}