checkperform.aspx.cs

人事管理系统的WEB开发程序源代码,有住于WEB开发的学习

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 DBUtils;

namespace BlueHill.Performance
{
	/// <summary>
	/// CheckPerform 的摘要说明。
	/// </summary>
	public class CheckPerform : System.Web.UI.Page
	{
		public Employee emp;
		protected System.Web.UI.WebControls.Label lblMessage;
		protected System.Web.UI.WebControls.Label lblDeptID;
		protected System.Web.UI.WebControls.Label lblYear;
		protected System.Web.UI.WebControls.Label lblSeason;
		protected System.Web.UI.WebControls.Label lblNoResult;
		protected System.Web.UI.WebControls.Button btnPrev;
		protected System.Web.UI.WebControls.Button btnNext;
		protected System.Web.UI.WebControls.DataGrid grdResult;
		protected System.Web.UI.WebControls.Panel pnlHeader;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(!Page.IsPostBack)
			{
				int iEmpID;
				iEmpID = Convert.ToInt32(Session["EmployeeID"].ToString());
				int iRetValue;

				lblYear.Text = "2003";
				lblSeason.Text = "1";


				DataSet dsResult = new DataSet();
				emp = new Employee();
				//执行数据库操作
				iRetValue=Employee.GetEmployeeInfo(iEmpID,emp);
			
				if( iRetValue == (int) DBResult.Success ) 
				{
					lblDeptID.Text = Convert.ToInt32(emp.DeptID).ToString();
					int iCEOID = 0;
					int iRetValue1 = Employee.GetCEOInfo(ref iCEOID);
					if(iRetValue1== 0) 
					{
						this.RegisterStartupScript("out","<script>alert('操作失败');</script>");
					}
					else
					{
						bool IsManager = emp.IsManager;
						Session["IsManager"] = IsManager;
						if(IsManager)
						{
							RefreshPage();
						}
						else
						{
							pnlHeader.Visible = false;
							lblMessage.Text = "这是经理专用,请退出!";
						}
					}
				}
				else
				{
					this.RegisterStartupScript("out","<script>alert('操作失败');</script>");
					
				}
			}
		}

		#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.btnPrev.Click += new System.EventHandler(this.btnPrev_Click);
			this.btnNext.Click += new System.EventHandler(this.btnNext_Click);
			this.grdResult.ItemCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.grdResult_ItemCommand);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		//该方法根据网页中的年份和季度等信息，设置界面控件的显示内容和方式。
		//该过程调用 Performance.GetSubmittedPerform(iDeptID, iYear, iSeason, ref dsResult) 函数，
		//从数据库中获取该部门该季度的业绩汇总信息。
		private void RefreshPage()
		{
			int iDepID = Convert.ToInt32(lblDeptID.Text);
			int iYear = Convert.ToInt32(lblYear.Text);
			int iSeason = Convert.ToInt32(lblSeason.Text);
			DataSet dsResult = new DataSet();
			int iRetValue = DBUtils.Performance.GetSubmittedPerform(iDepID,iYear,iSeason,ref dsResult);
			if(iRetValue == (int)DBResult.Success)
			{
				if(dsResult.Tables[0].Rows.Count>0)
				{
					grdResult.DataSource = dsResult.Tables[0];
					grdResult.DataBind();
					pnlHeader.Visible = true;
					lblNoResult.Visible = false;
					grdResult.Visible = true;
					Session["dsResult"] = dsResult;
					Session["iYear"] = Convert.ToInt32(lblYear.Text);
					Session["iSeason"] = Convert.ToInt32(lblSeason.Text);
				}
				else
				{
					lblNoResult.Visible = true;
					grdResult.Visible = false;
				}
			}
		}

		private void btnPrev_Click(object sender, System.EventArgs e)
		{
			int iYear = Convert.ToInt32(lblYear.Text);
			int iSeason = Convert.ToInt32(lblSeason.Text);
			if(iSeason==1)
			{
				iSeason  = 4;
				iYear--;
				lblYear.Text = iYear.ToString();
				lblSeason.Text = iSeason.ToString();
			}
			else
			{
				iSeason--;
				lblSeason.Text = iSeason.ToString();
			}

			RefreshPage();
		}

		private void btnNext_Click(object sender, System.EventArgs e)
		{
			int iYear = Convert.ToInt32(lblYear.Text);
			int iSeason = Convert.ToInt32(lblSeason.Text);
			if(iSeason==4)
			{
				iSeason  = 1;
				iYear++;
				lblYear.Text = iYear.ToString();
				lblSeason.Text = iSeason.ToString();
			}
			else
			{
				iSeason++;
				lblSeason.Text = iSeason.ToString();
			}

			RefreshPage();
		}

		private void grdResult_ItemCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			if(e.CommandName == "Check")
			{
				DataSet dsResult = (DataSet)Session["dsResult"];
				int n = e.Item.ItemIndex;
				int iEmpID = Convert.ToInt32(dsResult.Tables[0].Rows[n]["EmployeeID"]);
				Session["iEmpID"] = iEmpID;
				int iPerformID = Convert.ToInt32(dsResult.Tables[0].Rows[n]["PerformID"]);
				Session["iPerformID"] = iPerformID;
				Response.Redirect("ShowDetail.aspx");
			}
		}
	}
}