assetassign.aspx.cs

固定管理是办公自动化的一部分。本系统包括固定资产信息管理

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

namespace MisAsset.DesktopModules.Asset
{
	/// <summary>
	/// AssetAssign 的摘要说明。
	/// </summary>
	public class AssetAssign : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.DropDownList DepartmentList;
		protected System.Web.UI.WebControls.DropDownList EmployeeList;
		protected System.Web.UI.WebControls.Button AssignBtn;
		protected System.Web.UI.WebControls.Button CheckBtn;
		protected System.Web.UI.WebControls.Button BackBtn;
		protected System.Web.UI.WebControls.Button ReturnBtn;
		protected System.Web.UI.WebControls.DataGrid AssetList;
	
		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(!Page.IsPostBack)
			{
				///显示部门信息
				BindDepartmentData();
				if(DepartmentList.Items.Count > 0)
				{
					///显示部门的员工信息
					BindEmployeeData(Int32.Parse(DepartmentList.SelectedValue));
				}

				///绑定控件的数据
				BindAssetData();
			}

			///设置按钮的可用性
			AssignBtn.Enabled = CheckBtn.Enabled = BackBtn.Enabled = 
				(DepartmentList.Items.Count <= 0 || EmployeeList.Items.Count <= 0) ? false : true; 
		}

		private void BindDepartmentData()
		{
			///定义获取数据的类
			MisAsset.Components.Department depart = new MisAsset.Components.Department();
			SqlDataReader recd = depart.GetDepartments();

			///设定控件的数据源
			DepartmentList.DataSource = recd;
			
			///设定控件的Text属性和Value属性
			DepartmentList.DataTextField = "DepartName";
			DepartmentList.DataValueField = "DepartmentID";

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

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

		private void BindEmployeeData(int nDepartmentID)
		{
			///定义获取数据的类
			MisAsset.Components.Employee employee = new Employee();
			SqlDataReader recu = employee.GetEmployeeByDepartment(nDepartmentID);

			///设定控件的数据源
			EmployeeList.DataSource = recu;
			
			///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
			recu.Close();
		}

		private void BindAssetData()
		{
			///定义获取数据的类
			MisAsset.Components.Asset asset = new MisAsset.Components.Asset();
			SqlDataReader reca = asset.GetAssets();

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

			///设定控件的数据源
			AssetList.DataSource = dataSet;

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

		public string FormatFlag(string flagString)
		{
			switch(flagString)
			{
				case "0":
					return("添加");
				case "1":
					return("审核");
				case "2":
					return("分配");
				case "3":
					return("归还");
				case "4":
					return("维修");
				case "5":
					return("变更");
				default:
					return("状态错误");
			}
		}

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

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

		#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.DepartmentList.SelectedIndexChanged += new System.EventHandler(this.DepartmentList_SelectedIndexChanged);
			this.AssetList.PageIndexChanged += new System.Web.UI.WebControls.DataGridPageChangedEventHandler(this.AssetList_PageIndexChanged);
			this.AssignBtn.Command += new System.Web.UI.WebControls.CommandEventHandler(this.AssignBtn_Command);
			this.CheckBtn.Command += new System.Web.UI.WebControls.CommandEventHandler(this.AssignBtn_Command);
			this.BackBtn.Command += new System.Web.UI.WebControls.CommandEventHandler(this.AssignBtn_Command);
			this.ReturnBtn.Click += new System.EventHandler(this.ReturnBtn_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void DepartmentList_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			if(DepartmentList.SelectedIndex > -1)
			{
				///显示部门的员工信息
				BindEmployeeData(Int32.Parse(DepartmentList.SelectedValue));
			}
			else
			{
				///清空员工列表的旧数据
				EmployeeList.Items.Clear();
			}

			///设置按钮的可用性
			AssignBtn.Enabled = CheckBtn.Enabled = BackBtn.Enabled = 
				(DepartmentList.Items.Count <= 0 || EmployeeList.Items.Count <= 0) ? false : true; 
		}

		private void AssignBtn_Command(object sender, System.Web.UI.WebControls.CommandEventArgs e)
		{
			///定义类
			MisAsset.Components.Asset  asset = new MisAsset.Components.Asset();
			try
			{
				foreach(DataGridItem item in AssetList.Items)
				{
					CheckBox checkBtn = (CheckBox)item.FindControl("SelectAsset");
					if(checkBtn != null)
					{
						if(checkBtn.Checked == true)
						{
						
							///更新资产的状态和员工
							asset.UpdateAssetFlag(Int32.Parse(AssetList.DataKeys[item.ItemIndex].ToString()),
								Int32.Parse(e.CommandArgument.ToString()),
								Int32.Parse(EmployeeList.SelectedValue));
						}
					}
				}
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONUPDATESUCCESSMESSAGE + "')</script>");			
			}
			catch(Exception ex)
			{			
				///显示修改操作中的失败、错误信息
				Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
					+ MisSystem.RedirectErrorUrl(Request.RawUrl)
					+ "&ErrorMessage=" + ex.Message.Replace("\n"," "));
			}
			///绑定控件的数据
			BindAssetData();
		}

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

		private void AssetList_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
		{
			///设置新的页码，并重新绑定数据
			AssetList.CurrentPageIndex = e.NewPageIndex;
			BindAssetData();
		}
	}
}