frmemployees.cs

北大青鸟内部资料

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

namespace Example_2
{
	
	public class frmEmployees : System.Windows.Forms.Form
	{
		private System.Windows.Forms.TextBox txtFullName;
		private System.Windows.Forms.TextBox txtDepartment;
		private System.Windows.Forms.TextBox txtSalary;
		private System.Windows.Forms.Button btnAdd;
		private System.Windows.Forms.Button btnClose;
		private System.Windows.Forms.Label lblFullName;
		private System.Windows.Forms.Label lblDepartment;
		private System.Windows.Forms.Label lblSalary;
		private System.Windows.Forms.Button btnSearch;
		private System.Windows.Forms.Label lblEmployeeID;
		private System.Windows.Forms.TextBox txtEmployeeID;
		
		//Creating the Hashtable
		private Hashtable hashEmployees;

		//Declaring static variables
		public static string employeeID;
		public static string employeeName;
		public static string employeeDepartment;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Button btnModify;
		public static string employeeSalary;


		public frmEmployees()
		{
			InitializeComponent();
		}

		private void InitializeComponent()
		{
			this.lblFullName = new System.Windows.Forms.Label();
			this.txtFullName = new System.Windows.Forms.TextBox();
			this.txtDepartment = new System.Windows.Forms.TextBox();
			this.lblDepartment = new System.Windows.Forms.Label();
			this.txtSalary = new System.Windows.Forms.TextBox();
			this.lblSalary = new System.Windows.Forms.Label();
			this.btnAdd = new System.Windows.Forms.Button();
			this.btnSearch = new System.Windows.Forms.Button();
			this.btnClose = new System.Windows.Forms.Button();
			this.lblEmployeeID = new System.Windows.Forms.Label();
			this.txtEmployeeID = new System.Windows.Forms.TextBox();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.btnModify = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// lblFullName
			// 
			this.lblFullName.Location = new System.Drawing.Point(16, 40);
			this.lblFullName.Name = "lblFullName";
			this.lblFullName.Size = new System.Drawing.Size(87, 18);
			this.lblFullName.TabIndex = 0;
			this.lblFullName.Text = "姓名：";
			// 
			// txtFullName
			// 
			this.txtFullName.Location = new System.Drawing.Point(104, 40);
			this.txtFullName.Name = "txtFullName";
			this.txtFullName.Size = new System.Drawing.Size(201, 21);
			this.txtFullName.TabIndex = 1;
			this.txtFullName.Text = "";
			// 
			// txtDepartment
			// 
			this.txtDepartment.Location = new System.Drawing.Point(104, 72);
			this.txtDepartment.Name = "txtDepartment";
			this.txtDepartment.Size = new System.Drawing.Size(201, 21);
			this.txtDepartment.TabIndex = 2;
			this.txtDepartment.Text = "";
			// 
			// lblDepartment
			// 
			this.lblDepartment.Location = new System.Drawing.Point(16, 72);
			this.lblDepartment.Name = "lblDepartment";
			this.lblDepartment.Size = new System.Drawing.Size(87, 17);
			this.lblDepartment.TabIndex = 2;
			this.lblDepartment.Text = "部门：";
			// 
			// txtSalary
			// 
			this.txtSalary.Location = new System.Drawing.Point(104, 104);
			this.txtSalary.Name = "txtSalary";
			this.txtSalary.Size = new System.Drawing.Size(201, 21);
			this.txtSalary.TabIndex = 3;
			this.txtSalary.Text = "";
			// 
			// lblSalary
			// 
			this.lblSalary.Location = new System.Drawing.Point(16, 104);
			this.lblSalary.Name = "lblSalary";
			this.lblSalary.Size = new System.Drawing.Size(87, 17);
			this.lblSalary.TabIndex = 6;
			this.lblSalary.Text = "工资：";
			// 
			// btnAdd
			// 
			this.btnAdd.Location = new System.Drawing.Point(328, 8);
			this.btnAdd.Name = "btnAdd";
			this.btnAdd.Size = new System.Drawing.Size(86, 24);
			this.btnAdd.TabIndex = 8;
			this.btnAdd.Text = "添加(&A)";
			this.btnAdd.Click += new System.EventHandler(this.btnAdd_Click);
			// 
			// btnSearch
			// 
			this.btnSearch.Location = new System.Drawing.Point(328, 40);
			this.btnSearch.Name = "btnSearch";
			this.btnSearch.Size = new System.Drawing.Size(88, 24);
			this.btnSearch.TabIndex = 9;
			this.btnSearch.Text = "搜索(&S)...";
			this.btnSearch.Click += new System.EventHandler(this.btnSearch_Click);
			// 
			// btnClose
			// 
			this.btnClose.Location = new System.Drawing.Point(328, 152);
			this.btnClose.Name = "btnClose";
			this.btnClose.Size = new System.Drawing.Size(88, 24);
			this.btnClose.TabIndex = 13;
			this.btnClose.Text = "关闭(&C)";
			this.btnClose.Click += new System.EventHandler(this.btnClose_Click);
			// 
			// lblEmployeeID
			// 
			this.lblEmployeeID.Location = new System.Drawing.Point(16, 16);
			this.lblEmployeeID.Name = "lblEmployeeID";
			this.lblEmployeeID.Size = new System.Drawing.Size(87, 17);
			this.lblEmployeeID.TabIndex = 0;
			this.lblEmployeeID.Text = "职员编号：";
			// 
			// txtEmployeeID
			// 
			this.txtEmployeeID.Location = new System.Drawing.Point(104, 8);
			this.txtEmployeeID.Name = "txtEmployeeID";
			this.txtEmployeeID.Size = new System.Drawing.Size(201, 21);
			this.txtEmployeeID.TabIndex = 0;
			this.txtEmployeeID.Text = "";
			// 
			// groupBox1
			// 
			this.groupBox1.Location = new System.Drawing.Point(0, 136);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(464, 8);
			this.groupBox1.TabIndex = 14;
			this.groupBox1.TabStop = false;
			// 
			// btnModify
			// 
			this.btnModify.Location = new System.Drawing.Point(328, 104);
			this.btnModify.Name = "btnModify";
			this.btnModify.Size = new System.Drawing.Size(88, 24);
			this.btnModify.TabIndex = 15;
			this.btnModify.Text = "修改(&M)";
			// 
			// frmEmployees
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(430, 187);
			this.Controls.Add(this.btnModify);
			this.Controls.Add(this.groupBox1);
			this.Controls.Add(this.btnClose);
			this.Controls.Add(this.btnSearch);
			this.Controls.Add(this.btnAdd);
			this.Controls.Add(this.txtSalary);
			this.Controls.Add(this.lblSalary);
			this.Controls.Add(this.txtDepartment);
			this.Controls.Add(this.lblDepartment);
			this.Controls.Add(this.txtFullName);
			this.Controls.Add(this.lblFullName);
			this.Controls.Add(this.lblEmployeeID);
			this.Controls.Add(this.txtEmployeeID);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.Fixed3D;
			this.MaximizeBox = false;
			this.Name = "frmEmployees";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "职员记录";
			this.Load += new System.EventHandler(this.frmEmployees_Load);
			this.ResumeLayout(false);

		}
		
		static void Main() 
		{
			Application.Run(new frmEmployees());
		}

		private void frmEmployees_Load(object sender, System.EventArgs e)
		{
			//Creating the hashtable object
			hashEmployees = new Hashtable();
		}

		private void btnAdd_Click(object sender, System.EventArgs e)
		{
			//Checking the text of Add button
			if( this.btnAdd.Text.Equals("添加(&A)") )
			{
				this.txtEmployeeID.Enabled = true;
				this.txtFullName.Enabled = true;
				this.txtDepartment.Enabled  = true;
				this.txtSalary.Enabled = true;
				
				this.txtEmployeeID.Text = "";
				this.txtFullName.Text    = "";
				this.txtDepartment.Text  = "";
				this.txtSalary.Text      = "";
				this.btnAdd.Text = "更新(&U)";
				this.txtEmployeeID.Focus();
			}
			else
			{
				//Creating object of Employee class
				Employee objEmployee = new Employee();
				try 
				{
					objEmployee._employeeID = this.txtEmployeeID.Text;
					objEmployee._employeeFullName = this.txtFullName.Text;
					objEmployee._employeeDepartment = this.txtDepartment.Text;
					objEmployee._employeeSalary     = double.Parse(this.txtSalary.Text);
					hashEmployees.Add(this.txtEmployeeID.Text,objEmployee);
				}
				//Cating exceptions
				catch(NotSupportedException)
				{
					MessageBox.Show("不能添加项目");
				}
				catch(Exception ex)
				{
					MessageBox.Show("不能添加项目至列表\n" +
						ex.Message);
				}
				this.txtEmployeeID.Text="";
				this.txtFullName.Text    = "";
				this.txtDepartment.Text  = "";
				this.txtSalary.Text      = "";
				this.txtEmployeeID.Enabled = false;
				this.txtFullName.Enabled = false;
				this.txtDepartment.Enabled  = false;
				this.txtSalary.Enabled = false;
				this.btnAdd.Text = "添加(&A)";
				
			}
		}

		private void btnSearch_Click(object sender, System.EventArgs e)
		{
			this.txtEmployeeID.Text="";
			this.txtFullName.Text    = "";
			this.txtDepartment.Text  = "";
			this.txtSalary.Text      = "";

			//Calling the frmSearch form to find the employees details
			frmSearch objSearch = new frmSearch(hashEmployees);
			objSearch.ShowDialog();

			this.txtEmployeeID.Enabled = true;
			this.txtFullName.Enabled = true;
			this.txtDepartment.Enabled  = true;
			this.txtSalary.Enabled = true;
			
			//Displaying the values
			this.txtEmployeeID.Text= employeeID;
			this.txtFullName.Text    = employeeName;
			this.txtDepartment.Text  = employeeDepartment;
			this.txtSalary.Text      = employeeSalary;
		}

		

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