projectsmodify.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>
	/// ProjectsModify 的摘要说明。
	/// </summary>
	public class ProjectsModify : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox tbx_pname;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_pname;
		protected System.Web.UI.WebControls.TextBox tbx_pcharacter;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_pcharacter;
		protected System.Web.UI.WebControls.TextBox tbx_psumofmoney;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_psumofmoney;
		protected System.Web.UI.WebControls.RangeValidator rv_sumofmoney;
		protected System.Web.UI.WebControls.TextBox tbx_pmanager;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfv_pmanager;
		protected System.Web.UI.WebControls.TextBox tbx_pdescribe;
		protected System.Web.UI.WebControls.Label lbl_pid;
		protected System.Web.UI.WebControls.Button btn_delete;
		protected System.Web.UI.WebControls.HyperLink hlk_projectsmanage;
		protected System.Web.UI.WebControls.Button btn_modify;
	
		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TMS数据库
				SqlConnection cn= new SqlConnection (strconn);
				cn.Open ();
				SqlCommand cm=new SqlCommand  ("projectsdetail",cn);
				cm.CommandType =CommandType .StoredProcedure ;
				cm.Parameters .Add ("@PID",SqlDbType.VarChar );
				cm.Parameters ["@PID"].Value =Request.QueryString ["pid"].ToString ();
				SqlDataReader dr=cm.ExecuteReader ();
				if(dr.Read ())//存在对应项
				{	
					lbl_pid.Text =dr["pid"].ToString ();
					tbx_pname.Text =dr["pname"].ToString ();
					tbx_pcharacter.Text =dr["pcharacter"].ToString ();
					tbx_psumofmoney.Text =dr["psumofmoney"].ToString ();
					tbx_pmanager.Text=dr["pmanager"].ToString ();
					tbx_pdescribe.Text=dr["pdescribe"].ToString ();
				}
				else
				{
					Response.Write ("对不起，没有该项目信息");
					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  ("projectsmodify",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 ("@PID",SqlDbType.VarChar);
				cm.Parameters .Add ("@PName",SqlDbType.VarChar);
				cm.Parameters .Add ("@PCharacter",SqlDbType.VarChar);
				cm.Parameters .Add ("@PSumOfMoney",SqlDbType.VarChar);
				cm.Parameters .Add ("@PManager",SqlDbType.VarChar);
				cm.Parameters .Add ("@PDescribe",SqlDbType.VarChar );
				//给存储过程的参数付值
				cm.Parameters ["@PID"].Value =lbl_pid.Text .ToString ();
				cm.Parameters ["@PName"].Value =tbx_pname.Text .ToString ();
				cm.Parameters ["@PCharacter"].Value =tbx_pcharacter.Text .ToString ();
				cm.Parameters ["@PSumOfMoney"].Value =tbx_psumofmoney.Text .ToString ();
				cm.Parameters ["@PManager"].Value =tbx_pmanager.Text .ToString ();
				cm.Parameters ["@PDescribe"].Value =tbx_pdescribe.Text .ToString ();
				cm.ExecuteNonQuery ();
				//关闭连接
				cn.Close();
				Response.Redirect("projectsmanage.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 ("projectsdelete",cn);
			cm.CommandType =CommandType.StoredProcedure ;
			cm.Parameters .Add ("@PID",SqlDbType.VarChar );
			//从lbl_pid取得PID值
			cm.Parameters ["@PID"].Value =lbl_pid .Text .ToString ();
			cm.ExecuteNonQuery ();
			//关闭连接
			cn.Close();
			Response.Redirect("projectsmanage.aspx");	
		
		}
	}
}