contractmodify.aspx.cs

本文件夹中的Model目录下包含了系统的数据库模型图和系统建模图

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 TMS
{
	/// <summary>
	/// ContractModify 的摘要说明。
	/// </summary>
	public class ContractModify : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.DropDownList ddl_tcid;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tcid;
		protected System.Web.UI.WebControls.DropDownList ddl_tpid;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tpid;
		protected System.Web.UI.WebControls.TextBox tbx_tbegindate;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tbegindate;
		protected System.Web.UI.WebControls.RangeValidator rv_tbegindate;
		protected System.Web.UI.WebControls.TextBox tbx_tenddate;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tenddate;
		protected System.Web.UI.WebControls.RangeValidator rv_tenddate;
		protected System.Web.UI.WebControls.CompareValidator cvd_date;
		protected System.Web.UI.WebControls.TextBox tbx_ttotalmoney;
		protected System.Web.UI.WebControls.RequiredFieldValidator rvf_ttotalmoney;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_tcontent;
		protected System.Web.UI.WebControls.Label lbl_tid;
		protected System.Web.UI.WebControls.Button btn_delete;
		protected System.Web.UI.WebControls.HyperLink hlk_contractmanage;
		protected System.Web.UI.WebControls.Label lbl_tstate;
		protected System.Web.UI.WebControls.TextBox tbx_tcontent;
		protected System.Web.UI.WebControls.Button btn_modify;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!IsPostBack)
			{//客户信息下拉列表框绑定
				string strconn= ConfigurationSettings.AppSettings["dsn"];
				//连接本地计算机的HMS数据库
				SqlConnection cn0= new SqlConnection (strconn);
				cn0.Open ();
				string mysql="select * from Clients ";
				SqlCommand cm0=new SqlCommand  (mysql,cn0);
				SqlDataReader dr0=cm0.ExecuteReader ();
				while(dr0.Read ())
				{
					ddl_tcid.Items .Add (new ListItem(dr0["cname"].ToString(),dr0["cid"].ToString()) );
				}
				cn0.Close ();
				//项目信息下拉列表框绑定
				cn0.Open ();
				string mysql1="select * from Projects";
				SqlCommand cm1=new SqlCommand  (mysql1,cn0);
				SqlDataReader dr1=cm1.ExecuteReader ();
				while(dr1.Read ())
				{
					ddl_tpid.Items .Add (new ListItem(dr1["pname"].ToString(),dr1["pid"].ToString()) );
				}
				cn0.Close ();
				//绑定各TextBox及DropDownList的初始显示数据
				cn0.Open ();
				SqlCommand cm=new SqlCommand  ("contractdetail",cn0);
				cm.CommandType =CommandType .StoredProcedure ;
				cm.Parameters .Add ("@TID",SqlDbType.VarChar );
				cm.Parameters ["@TID"].Value =Request.QueryString ["tid"].ToString ();
				SqlDataReader dr=cm.ExecuteReader ();
				if(dr.Read ())//存在对应项
				{
					lbl_tid.Text =dr["tid"].ToString ();
					if(dr["tstate"].ToString ()=="1") lbl_tstate.Text ="生效中";
					else if(dr["tstate"].ToString ()=="2") lbl_tstate.Text ="已完成";
					else if(dr["tstate"].ToString ()=="3") lbl_tstate.Text ="被终止";
					ddl_tcid.Items.FindByValue(dr["tcid"].ToString ()).Selected =true;
					ddl_tpid.Items.FindByValue(dr["tpid"].ToString ()).Selected =true;
					//只要日期信息的年+月+日
					tbx_tbegindate.Text =Convert.ToDateTime (dr["tbegindate"].ToString ()).Year.ToString ()+"-"+Convert.ToDateTime (dr["tbegindate"].ToString ()).Month.ToString ()+"-"+Convert.ToDateTime (dr["tbegindate"].ToString ()).Day .ToString ();
					tbx_tenddate.Text =Convert.ToDateTime (dr["tenddate"].ToString ()).Year .ToString ()+"-"+Convert.ToDateTime (dr["tenddate"].ToString ()).Month.ToString ()+"-"+Convert.ToDateTime (dr["tenddate"].ToString ()).Day.ToString () ;
					tbx_ttotalmoney.Text =dr["ttotalmoney"].ToString ();
					tbx_tcontent.Text =dr["tcontent"].ToString ();
                }
				else
				{
					Response.Write ("对不起，没有该合同信息");
					Response.End ();
				}
			}
		}
		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TMS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  ("contractmodify",cn);
				//将命令类型转为存储类型
				cm.CommandType =CommandType.StoredProcedure ;
				//添加参数
				cm.Parameters .Add ("@TID",SqlDbType.VarChar);
				cm.Parameters .Add ("@TCID",SqlDbType.VarChar);
				cm.Parameters .Add ("@TPID",SqlDbType.VarChar);
				cm.Parameters .Add ("@TBeginDate",SqlDbType.VarChar);
				cm.Parameters .Add ("@TEndDate",SqlDbType.VarChar);
				cm.Parameters .Add ("@TTotalMoney",SqlDbType.Money );
				cm.Parameters .Add ("@TContent",SqlDbType.VarChar);
				//给存储过程的参数付值
				cm.Parameters ["@TID"].Value =lbl_tid.Text .ToString ();
				cm.Parameters ["@TCID"].Value =ddl_tcid.SelectedItem .Value ;
				cm.Parameters ["@TPID"].Value =ddl_tpid.SelectedItem .Value ;
				cm.Parameters ["@TBeginDate"].Value =tbx_tbegindate.Text .ToString ();
				cm.Parameters ["@TEndDate"].Value =tbx_tenddate.Text .ToString ();
				cm.Parameters ["@TTotalMoney"].Value =tbx_ttotalmoney.Text .ToString ();
				cm.Parameters ["@TContent"].Value =tbx_tcontent.Text .ToString ();
				cm.ExecuteNonQuery ();
				//关闭连接
				cn.Close();
				Response.Redirect("contractmanage.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TMS数据库
			SqlConnection cn= new SqlConnection (strconn);
			cn.Open ();
			SqlCommand cm=new SqlCommand ("contractdelete",cn);
			cm.CommandType =CommandType.StoredProcedure ;
			cm.Parameters .Add ("@TID",SqlDbType.VarChar );
			//从lbl_tid取得TID值
			cm.Parameters ["@TID"].Value =lbl_tid .Text .ToString ();
			cm.ExecuteNonQuery ();
			//关闭连接
			cn.Close();
			Response.Redirect("contractmanage.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.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
	}
}