roomtypemodify.aspx.cs

用ASP.NET做的酒店管理系统,该系统主要处理酒店日常运营中涉及的客户信息.

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>
	/// RoomTypeModify 的摘要说明。
	/// </summary>
	public class RoomTypeModify : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox tbx_tname;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tname;
		protected System.Web.UI.WebControls.TextBox tbx_tarea;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tarea;
		protected System.Web.UI.WebControls.TextBox tbx_tbedquantity;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tbedquantity;
		protected System.Web.UI.WebControls.RangeValidator rv_tbedquantity;
		protected System.Web.UI.WebControls.TextBox tbx_tprice;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tprice;
		protected System.Web.UI.WebControls.RangeValidator RangeValidator1;
		protected System.Web.UI.WebControls.RadioButton rtn_acyes;
		protected System.Web.UI.WebControls.RadioButton rtn_acno;
		protected System.Web.UI.WebControls.RadioButton rtn_tvyes;
		protected System.Web.UI.WebControls.RadioButton rtn_tvno;
		protected System.Web.UI.WebControls.Button btn_modify;
		protected System.Web.UI.WebControls.Button btn_delete;
		protected System.Web.UI.WebControls.Label lbl_tid;
		protected System.Web.UI.WebControls.HyperLink hlk_roomtypemanage;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!IsPostBack)
			{	//绑定各TextBox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  ("roomtypedetail",cn);
				cm.CommandType =CommandType .StoredProcedure ;
				cm.Parameters .Add ("@TID",SqlDbType.Int );
				cm.Parameters ["@TID"].Value =Convert.ToInt32 (Request.QueryString ["tid"].ToString ());
				SqlDataReader dr=cm.ExecuteReader ();
				if(dr.Read ())//存在对应项
				{
					lbl_tid.Text =dr["tid"].ToString ();
					tbx_tname.Text =dr["tname"].ToString ();
					tbx_tarea.Text =dr["tarea"].ToString ();
					tbx_tbedquantity.Text=dr["tbedquantity"].ToString ();
					tbx_tprice.Text=dr["tprice"].ToString ();
					//绑定RadioButtom的初值
					if(dr["taircondition"].ToString() =="False")
					{
						rtn_acno.Checked=true;
					}
					if(dr["ttv"].ToString() =="False")
					{
						rtn_tvno.Checked=true;
					}
				}
				else
				{
					Response.Write ("对不起，没有该房间类型信息");
					Response.End ();
				}
			}
		}

		#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.btn_modify.Click += new System.EventHandler(this.btn_modify_Click);
			this.btn_delete.Click += new System.EventHandler(this.btn_delete_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btn_modify_Click(object sender, System.EventArgs e)
		{
			if(Page.IsValid )
			{//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  ("roomtypemodify",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 ("@TID",SqlDbType.Int );
				cm.Parameters .Add ("@TName",SqlDbType.VarChar);
				cm.Parameters .Add ("@TArea",SqlDbType.VarChar);
				cm.Parameters .Add ("@TBedQuantity",SqlDbType.VarChar);
				cm.Parameters .Add ("@TPrice",SqlDbType.Money );
				cm.Parameters .Add ("@TAirCondition",SqlDbType.Bit );
				cm.Parameters .Add ("@TTV",SqlDbType.Bit );
				//给存储过程的参数付值
				try
				{
					cm.Parameters ["@TID"].Value =Convert.ToInt32 (lbl_tid.Text .ToString ());
					cm.Parameters ["@TName"].Value =tbx_tname.Text .ToString ();
					cm.Parameters ["@TArea"].Value =tbx_tarea.Text .ToString ();
					cm.Parameters ["@TBedQuantity"].Value =Convert.ToInt32 (tbx_tbedquantity.Text .ToString ());
					cm.Parameters ["@TPrice"].Value =Convert.ToDouble (tbx_tprice.Text .ToString ());
					if(rtn_acyes.Checked ) cm.Parameters ["@TAirCondition"].Value =1;
					if(rtn_acno.Checked ) cm.Parameters ["@TAirCondition"].Value =0;
					if(rtn_tvyes.Checked ) cm.Parameters ["@TTV"].Value=1;
					if(rtn_tvno.Checked ) cm.Parameters ["@TTV"].Value=0;
				}
				catch
				{
					Response.Write("参数输入有误，请返回！");
					Response.End();
				}
				cm.ExecuteNonQuery ();
				//关闭连接
				cn.Close();
				Response.Redirect("roomtypemanage.aspx");
			}
		}
			private void btn_delete_Click(object sender, System.EventArgs e)
			{
				//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 ();
				SqlCommand cm=new SqlCommand ("roomtypedelete",cn);
				cm.CommandType =CommandType.StoredProcedure ;
				cm.Parameters .Add ("@TID",SqlDbType.Int );
				cm.Parameters ["@TID"].Value =Convert.ToInt32 (lbl_tid.Text .ToString ());
				cm.ExecuteNonQuery ();
				Response.Redirect ("roomtypemanage.aspx");
			}
	}


}