frmsearch.cs

北大青鸟内部资料

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace Example_2
{
	/// <summary>
	/// Summary description for frmSearch.
	/// </summary>
	public class frmSearch : System.Windows.Forms.Form
	{
		private System.Windows.Forms.TextBox txtEmployeeID;
		private System.Windows.Forms.Label lblEmployeeID;
		private System.Windows.Forms.Button btnSearch;

		private Hashtable objHashEmployees;
		private System.Windows.Forms.Button button1;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public frmSearch(Hashtable hashTable)
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

			//
			// TODO: Add any constructor code after InitializeComponent call
			//

			objHashEmployees = hashTable;
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.btnSearch = new System.Windows.Forms.Button();
			this.txtEmployeeID = new System.Windows.Forms.TextBox();
			this.lblEmployeeID = new System.Windows.Forms.Label();
			this.button1 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// btnSearch
			// 
			this.btnSearch.Location = new System.Drawing.Point(216, 16);
			this.btnSearch.Name = "btnSearch";
			this.btnSearch.Size = new System.Drawing.Size(56, 24);
			this.btnSearch.TabIndex = 0;
			this.btnSearch.Text = "搜索(&S)";
			this.btnSearch.Click += new System.EventHandler(this.btnSearch_Click);
			// 
			// txtEmployeeID
			// 
			this.txtEmployeeID.Location = new System.Drawing.Point(80, 16);
			this.txtEmployeeID.Name = "txtEmployeeID";
			this.txtEmployeeID.Size = new System.Drawing.Size(120, 21);
			this.txtEmployeeID.TabIndex = 0;
			this.txtEmployeeID.Text = "";
			// 
			// lblEmployeeID
			// 
			this.lblEmployeeID.Location = new System.Drawing.Point(8, 24);
			this.lblEmployeeID.Name = "lblEmployeeID";
			this.lblEmployeeID.Size = new System.Drawing.Size(70, 15);
			this.lblEmployeeID.TabIndex = 2;
			this.lblEmployeeID.Text = "职员编号：";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(280, 16);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(56, 24);
			this.button1.TabIndex = 3;
			this.button1.Text = "取消(&C)";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// frmSearch
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(344, 53);
			this.ControlBox = false;
			this.Controls.Add(this.button1);
			this.Controls.Add(this.lblEmployeeID);
			this.Controls.Add(this.txtEmployeeID);
			this.Controls.Add(this.btnSearch);
			this.Name = "frmSearch";
			this.Text = "搜索";
			this.ResumeLayout(false);

		}
		#endregion

		private void btnSearch_Click(object sender, System.EventArgs e)
		{
			try 
			{
				//Finding the employee id
				object objEmployeeFind = objHashEmployees[this.txtEmployeeID.Text];			
				//Casting to Employee type
				Employee objEmployee = (Employee)objEmployeeFind;
			
				//Adding values to static fields
				frmEmployees.employeeID = objEmployee._employeeID;
				frmEmployees.employeeName = objEmployee._employeeFullName;
				frmEmployees.employeeDepartment = objEmployee._employeeDepartment;
				frmEmployees.employeeSalary = objEmployee._employeeSalary.ToString();

				this.Close();
			}
			//catching Exceptions
			catch(ArgumentOutOfRangeException)
			{
				MessageBox.Show("不能检索项目");
			}
			catch(Exception)
			{
				MessageBox.Show("检索项目时出现问题");
			}
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			this.Close(); 
		}
	}
}