transfermanage.aspx.cs

一个不错的asp.net网站

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 MisPersonnel.Components;
using System.Data.SqlClient;
using SQLHelper;

namespace MisPersonnel.DesktopModules.Transfer
{
	/// <summary>
	/// TransferManage 的摘要说明。
	/// </summary>
	public class TransferManage : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.ListBox EmployeeList;
		protected System.Web.UI.WebControls.Button SelectBtn;
		protected System.Web.UI.WebControls.Label EmployName;
		protected System.Web.UI.WebControls.DataGrid TransferList;
		protected System.Web.UI.WebControls.Button AddBtn;
	
		public int nEmployeeID    = -1;		
		private static string EmployeeName = "";
	
		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["EmployeeID"] != null)
			{
				nEmployeeID = Int32.Parse(Request.Params["EmployeeID"].ToString());
			}
			if(!Page.IsPostBack)
			{
				///绑定控件的数据
				BindEmployeeData();

				///设置员工的选择项
				MisSystem.SetListBoxItem(EmployeeList,nEmployeeID.ToString());

				if(nEmployeeID > -1)
				{
					BindTransferData(nEmployeeID);
					EmployName.Text = EmployeeName;
				}
			}

			///设置添加按钮的可用性
			AddBtn.Enabled = (EmployeeList.SelectedIndex < 0) ? false : true;			
		}

		private void BindEmployeeData()
		{
			///定义获取数据的类
			MisPersonnel.Components.Employee employ = new MisPersonnel.Components.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();
		}

		public string FormatString(string oldString)
		{
			return(oldString.Length > 50 ? oldString.Substring(0,50) + "..." : oldString);
		}

		public string FormatDate(string dateString)
		{
			return(Convert.ToDateTime(dateString).ToShortDateString());
		}

		private void BindTransferData(int nEmployeeID)
		{
			///定义获取数据的类
			MisPersonnel.Components.Transfer transfer = new MisPersonnel.Components.Transfer();
			SqlDataReader rect = transfer.GetTransferByEmployee(nEmployeeID);

			///创建DataSet数据源
			DataTable dataTable = SystemTools.ConvertDataReaderToDataTable(rect);
			DataSet dataSet = new DataSet("Department");
			dataSet.Tables.Add(dataTable);

			///设定控件的数据源
			TransferList.DataSource = dataSet;
			///绑定控件的数据
			TransferList.DataBind();
		}

		#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.EmployeeList.SelectedIndexChanged += new System.EventHandler(this.EmployeeList_SelectedIndexChanged);
			this.SelectBtn.Click += new System.EventHandler(this.SelectBtn_Click);
			this.TransferList.ItemCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.TransferList_ItemCommand);
			this.TransferList.PageIndexChanged += new System.Web.UI.WebControls.DataGridPageChangedEventHandler(this.TransferList_PageIndexChanged);
			this.AddBtn.Click += new System.EventHandler(this.AddBtn_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void SelectBtn_Click(object sender, System.EventArgs e)
		{
			///显示选择员工的考评信息
			if(EmployeeList.SelectedIndex > -1)
			{
				///显示信息，并显示员工的名称
				BindTransferData(Int32.Parse(EmployeeList.SelectedValue));
				EmployName.Text = EmployeeList.SelectedItem.Text;
				nEmployeeID = Int32.Parse(EmployeeList.SelectedValue);
				EmployeeName = EmployeeList.SelectedItem.Text;
			}
			else
			{
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
			}				
		}

		private void TransferList_ItemCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			if(e.CommandName.ToLower() == "delete")
			{
				///显示选择员工的考评信息
				if(EmployeeList.SelectedIndex > -1)
				{				
					///跳转到删除页面
					Response.Redirect("~/DesktopModules/Transfer/DeleteTransfer.aspx?TransferID=" 
						+ TransferList.DataKeys[e.Item.ItemIndex].ToString() + "&EmployeeID="
						+ EmployeeList.SelectedValue);
				}
				else
				{
					///显示操作结果信息
					Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
				}		
			}
		}

		private void TransferList_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
		{			
			///显示选择员工的考评信息
			if(EmployeeList.SelectedIndex > -1)
			{
				///设置新的页码，并重新绑定数据
				TransferList.CurrentPageIndex = e.NewPageIndex;

				///显示信息，并显示员工的名称
				BindTransferData(Int32.Parse(EmployeeList.SelectedValue));
				EmployName.Text = EmployeeList.SelectedItem.Text;
			}
			else
			{
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
			}		
		}

		private void AddBtn_Click(object sender, System.EventArgs e)
		{
			if(EmployeeList.SelectedIndex > -1)
			{
				///跳转到添加页面
				Response.Redirect("~/DesktopModules/Transfer/AddTransfer.aspx?EmployeeID="
					+ EmployeeList.SelectedValue);
			}
			else
			{
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
			}		
		}

		private void EmployeeList_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			SelectBtn_Click(sender,e);
		}
	}
}