deletetask.aspx.cs

客户资源是企业的宝贵资源

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 MisResource.Components;
using System.Data.SqlClient;

namespace MisResource.DesktopModules.Task
{
	/// <summary>
	/// DeleteTask 的摘要说明。
	/// </summary>
	public class DeleteTask : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label4;
		protected System.Web.UI.WebControls.DropDownList SaleChanceList;
		protected System.Web.UI.WebControls.Label Label5;
		protected System.Web.UI.WebControls.DropDownList EmployeeList;
		protected System.Web.UI.WebControls.Label Label6;
		protected System.Web.UI.WebControls.TextBox TaskDate;
		protected System.Web.UI.WebControls.Label lblLReceiver;
		protected System.Web.UI.WebControls.TextBox TaskBy;
		protected System.Web.UI.WebControls.Label lblAdditionalNo;
		protected System.Web.UI.WebControls.TextBox Purpose;
		protected System.Web.UI.WebControls.Label Label7;
		protected System.Web.UI.WebControls.DropDownList ContactList;
		protected System.Web.UI.WebControls.Label Label8;
		protected System.Web.UI.WebControls.TextBox Place;
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.TextBox StartDate;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.TextBox EndDate;
		protected System.Web.UI.WebControls.Label Label9;
		protected System.Web.UI.WebControls.TextBox Detail;
		protected System.Web.UI.WebControls.Label Label10;
		protected System.Web.UI.WebControls.TextBox Result;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.TextBox Remark;
		protected System.Web.UI.WebControls.Button DeleteBtn;
		protected System.Web.UI.WebControls.Button ReturnBtn;
	
		private int nTaskID = -1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			///判断用户是否登陆
			if(Session["UserID"] == null)
			{
				Response.Redirect("~/Default.aspx");
			}
			///判断用户是否是超级管理员
			if(Components.User.IsAuthorityAdmin(Session["UserID"].ToString()) >= Components.User.USERTYPENORMAL)
			{
				Response.Write("<script>alert(\"你没有权限，请与管理员联系！\")</script>");
				Response.Write("<script>history.back();</script>");
			}			
			if(Request.Params["TaskID"] != null)
			{
				nTaskID = Int32.Parse(Request.Params["TaskID"].ToString());
			}
			if(!Page.IsPostBack)
			{
				///绑定控件的数据
				BindSaleChanceData();
				BindEmployeeData();
				BindContactData();

				if(nTaskID > -1)
				{
					///显示任务进度信息
					BindTaskData(nTaskID);
				}
			}

			///设置添加按钮的可用性
			DeleteBtn.Enabled = (EmployeeList.Items.Count <= 0
				|| ContactList.Items.Count <= 0
				|| SaleChanceList.Items.Count <= 0
				|| nTaskID <= -1) ? false : true;	
			///添加删除确认对话框
			DeleteBtn.Attributes.Add("onclick","return confirm('" + MisSystem.OPERATIONDELETEMESSAGE + "');");		
		}

		private void BindContactData()
		{
			///定义获取数据的类
			MisResource.Components.Contact contact = new MisResource.Components.Contact();
			SqlDataReader recc = contact.GetContacts();

			///设定控件的数据源
			ContactList.DataSource = recc;
			
			///设定控件的Text属性和Value属性
			ContactList.DataTextField = "Name";
			ContactList.DataValueField = "ContactID";

			///绑定控件的数据
			ContactList.DataBind();

			///关闭数据读取器和数据库的连接
			recc.Close();
		}

		private void BindEmployeeData()
		{
			///定义获取数据的类
			MisResource.Components.Employee employ = new Employee();
			SqlDataReader rece = employ.GetEmployees();

			///设定控件的数据源
			EmployeeList.DataSource = rece;
			
			///设定控件的Text属性和Value属性
			EmployeeList.DataTextField = "EmployName";
			EmployeeList.DataValueField = "EmployeeID";

			///绑定控件的数据
			EmployeeList.DataBind();

			///关闭数据读取器和数据库的连接
			rece.Close();
		}

		private void BindSaleChanceData()
		{
			///定义获取数据的类
			MisResource.Components.SaleChance sale = new MisResource.Components.SaleChance();
			SqlDataReader recs = sale.GetSaleChances();

			///设定控件的数据源
			SaleChanceList.DataSource = recs;
			
			///设定控件的Text属性和Value属性
			SaleChanceList.DataTextField = "ProName";
			SaleChanceList.DataValueField = "SaleChanceID";

			///绑定控件的数据
			SaleChanceList.DataBind();

			///关闭数据读取器和数据库的连接
			recs.Close();
		}

		private void BindTaskData(int nTaskID)
		{
			///定义获取数据的类
			MisResource.Components.Task task = new MisResource.Components.Task();
			SqlDataReader rect = task.GetSingleTask(nTaskID);

			///从获取的数据中读取数据
			if(rect.Read())
			{	
				TaskDate.Text  = rect["TaskDate"].ToString();
				TaskBy.Text    = rect["TaskBy"].ToString();	
				Purpose.Text   = rect["Purpose"].ToString();
				Place.Text     = rect["Place"].ToString();
				StartDate.Text = rect["StartDate"].ToString();
				EndDate.Text   = rect["EndDate"].ToString();
				Detail.Text    = rect["Detail"].ToString();
				Result.Text    = rect["Result"].ToString();
				Remark.Text    = rect["Remark"].ToString();

				///设置列表控件的数据
				MisSystem.SetListBoxItem(SaleChanceList,rect["SaleChanceID"].ToString());
				MisSystem.SetListBoxItem(ContactList,rect["ContactID"].ToString());
				MisSystem.SetListBoxItem(EmployeeList,rect["EmployeeID"].ToString());
				
			}
			///关闭数据读取器和数据库的连接
			rect.Close();
		}

		#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.DeleteBtn.Click += new System.EventHandler(this.DeleteBtn_Click);
			this.ReturnBtn.Click += new System.EventHandler(this.ReturnBtn_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void ReturnBtn_Click(object sender, System.EventArgs e)
		{
			///跳转到管理页面
			Response.Redirect("~/DesktopModules/Task/TaskManage.aspx");
		}

		private void DeleteBtn_Click(object sender, System.EventArgs e)
		{
			if(Page.IsValid == true)
			{
				///定义类
				MisResource.Components.Task task = new MisResource.Components.Task();
				try
				{
					///删除操作
					task.DeleteTask(nTaskID);
					
					///显示操作结果信息
					Response.Write ("<script>window.alert('" + MisSystem.OPERATIONDELETESUCCESSMESSAGE + "')</script>");
				}
				catch(Exception ex)
				{			
					///显示操作中的失败、错误信息
					Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
						+ MisSystem.RedirectErrorUrl(Request.RawUrl)
						+ "&ErrorMessage=" + ex.Message.Replace("\n"," "));
				}
			}
		}
	}
}