frmusermanage.cs

一个好的系统 对初学者很有用啊 来看看啊

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using ExamCenter.BLCTier;
using System.Data;

namespace ExamCenter.FormTier
{
	/// <summary>System.Windows.Forms.Form
	/// FrmUserManage 的摘要说明。FrmOpperateLog
	/// </summary>
	public class FrmUserManage : System.Windows.Forms.Form
	{
		private System.Windows.Forms.DataGrid dgUsers;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		//用户数据集
		private DataSet dsUser;
		private System.Windows.Forms.GroupBox groupBox1;
        private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.Button btnSave;
		private System.Windows.Forms.Button btnDelUser;
		private System.Windows.Forms.Button btnAddUser;
		private System.Windows.Forms.TextBox txtUserEname;
		private System.Windows.Forms.TextBox txtUserCname;
		private System.Windows.Forms.Label lblUserEname;
		private System.Windows.Forms.Label lblUserCname;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label lblExit;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox txtPassword;
		private System.Windows.Forms.Button btnEdit;
		//用户表
		private DataTable dtUser;

		private enum BtnClick{AddClick,DelClick,EditClick,SaveClick};
		private BtnClick btnClick = BtnClick.SaveClick;

		private DataRow drCurrent;



		public FrmUserManage()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();
            //选出数据集与窗体数据网格绑定 
			MakeBind();
			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <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()
		{
            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(FrmUserManage));
            this.dgUsers = new System.Windows.Forms.DataGrid();
            this.groupBox1 = new System.Windows.Forms.GroupBox();
            this.groupBox2 = new System.Windows.Forms.GroupBox();
            this.txtPassword = new System.Windows.Forms.TextBox();
            this.label2 = new System.Windows.Forms.Label();
            this.txtUserEname = new System.Windows.Forms.TextBox();
            this.txtUserCname = new System.Windows.Forms.TextBox();
            this.lblUserEname = new System.Windows.Forms.Label();
            this.lblUserCname = new System.Windows.Forms.Label();
            this.btnSave = new System.Windows.Forms.Button();
            this.btnDelUser = new System.Windows.Forms.Button();
            this.btnAddUser = new System.Windows.Forms.Button();
            this.label1 = new System.Windows.Forms.Label();
            this.lblExit = new System.Windows.Forms.Label();
            this.btnEdit = new System.Windows.Forms.Button();
            ((System.ComponentModel.ISupportInitialize)(this.dgUsers)).BeginInit();
            this.groupBox1.SuspendLayout();
            this.groupBox2.SuspendLayout();
            this.SuspendLayout();
            // 
            // dgUsers
            // 
            this.dgUsers.BackColor = System.Drawing.SystemColors.HighlightText;
            this.dgUsers.BackgroundColor = System.Drawing.SystemColors.ActiveCaptionText;
            this.dgUsers.CaptionVisible = false;
            this.dgUsers.DataMember = "";
            this.dgUsers.Dock = System.Windows.Forms.DockStyle.Fill;
            this.dgUsers.HeaderForeColor = System.Drawing.SystemColors.ControlText;
            this.dgUsers.Location = new System.Drawing.Point(3, 17);
            this.dgUsers.Name = "dgUsers";
            this.dgUsers.ReadOnly = true;
            this.dgUsers.Size = new System.Drawing.Size(489, 172);
            this.dgUsers.TabIndex = 0;
            this.dgUsers.CurrentCellChanged += new System.EventHandler(this.dgUsers_CurrentCellChanged);
            // 
            // groupBox1
            // 
            this.groupBox1.BackColor = System.Drawing.Color.Transparent;
            this.groupBox1.Controls.Add(this.dgUsers);
            this.groupBox1.Location = new System.Drawing.Point(14, 48);
            this.groupBox1.Name = "groupBox1";
            this.groupBox1.Size = new System.Drawing.Size(495, 192);
            this.groupBox1.TabIndex = 9;
            this.groupBox1.TabStop = false;
            this.groupBox1.Text = "用户列表";
            // 
            // groupBox2
            // 
            this.groupBox2.BackColor = System.Drawing.Color.Transparent;
            this.groupBox2.Controls.Add(this.txtPassword);
            this.groupBox2.Controls.Add(this.label2);
            this.groupBox2.Controls.Add(this.txtUserEname);
            this.groupBox2.Controls.Add(this.txtUserCname);
            this.groupBox2.Controls.Add(this.lblUserEname);
            this.groupBox2.Controls.Add(this.lblUserCname);
            this.groupBox2.Location = new System.Drawing.Point(14, 258);
            this.groupBox2.Name = "groupBox2";
            this.groupBox2.Size = new System.Drawing.Size(495, 56);
            this.groupBox2.TabIndex = 10;
            this.groupBox2.TabStop = false;
            this.groupBox2.Text = "用户详细信息";
            // 
            // txtPassword
            // 
            this.txtPassword.Location = new System.Drawing.Point(368, 24);
            this.txtPassword.MaxLength = 20;
            this.txtPassword.Multiline = true;
            this.txtPassword.Name = "txtPassword";
            this.txtPassword.Size = new System.Drawing.Size(104, 21);
            this.txtPassword.TabIndex = 16;
            // 
            // label2
            // 
            this.label2.Location = new System.Drawing.Point(304, 24);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(64, 23);
            this.label2.TabIndex = 15;
            this.label2.Text = "密码：";
            this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
            // 
            // txtUserEname
            // 
            this.txtUserEname.Location = new System.Drawing.Point(64, 24);
            this.txtUserEname.MaxLength = 20;
            this.txtUserEname.Multiline = true;
            this.txtUserEname.Name = "txtUserEname";
            this.txtUserEname.Size = new System.Drawing.Size(96, 21);
            this.txtUserEname.TabIndex = 14;
            // 
            // txtUserCname
            // 
            this.txtUserCname.Location = new System.Drawing.Point(232, 24);
            this.txtUserCname.MaxLength = 25;
            this.txtUserCname.Multiline = true;
            this.txtUserCname.Name = "txtUserCname";
            this.txtUserCname.Size = new System.Drawing.Size(80, 21);
            this.txtUserCname.TabIndex = 13;
            // 
            // lblUserEname
            // 
            this.lblUserEname.BackColor = System.Drawing.Color.Transparent;
            this.lblUserEname.Location = new System.Drawing.Point(8, 24);
            this.lblUserEname.Name = "lblUserEname";
            this.lblUserEname.Size = new System.Drawing.Size(56, 23);
            this.lblUserEname.TabIndex = 12;
            this.lblUserEname.Text = "英文名：";
            this.lblUserEname.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
            // 
            // lblUserCname
            // 
            this.lblUserCname.BackColor = System.Drawing.Color.Transparent;
            this.lblUserCname.Location = new System.Drawing.Point(168, 24);
            this.lblUserCname.Name = "lblUserCname";
            this.lblUserCname.Size = new System.Drawing.Size(56, 23);
            this.lblUserCname.TabIndex = 11;
            this.lblUserCname.Text = "中文名：";
            this.lblUserCname.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
            // 
            // btnSave
            // 
            this.btnSave.BackColor = System.Drawing.Color.Transparent;
            this.btnSave.Location = new System.Drawing.Point(328, 320);
            this.btnSave.Name = "btnSave";
            this.btnSave.Size = new System.Drawing.Size(72, 23);
            this.btnSave.TabIndex = 17;
            this.btnSave.Text = "保存";
            this.btnSave.UseVisualStyleBackColor = false;
            this.btnSave.Click += new System.EventHandler(this.btnSave_Click);
            // 
            // btnDelUser
            // 
            this.btnDelUser.BackColor = System.Drawing.Color.Transparent;
            this.btnDelUser.Location = new System.Drawing.Point(224, 320);
            this.btnDelUser.Name = "btnDelUser";
            this.btnDelUser.Size = new System.Drawing.Size(75, 23);
            this.btnDelUser.TabIndex = 16;
            this.btnDelUser.Text = "删除";
            this.btnDelUser.UseVisualStyleBackColor = false;
            this.btnDelUser.Click += new System.EventHandler(this.btnDelUser_Click);
            // 
            // btnAddUser
            // 
            this.btnAddUser.BackColor = System.Drawing.Color.Transparent;
            this.btnAddUser.Location = new System.Drawing.Point(16, 320);
            this.btnAddUser.Name = "btnAddUser";
            this.btnAddUser.Size = new System.Drawing.Size(75, 23);
            this.btnAddUser.TabIndex = 15;
            this.btnAddUser.Text = "添加";
            this.btnAddUser.UseVisualStyleBackColor = false;
            this.btnAddUser.Click += new System.EventHandler(this.btnAddUser_Click);
            // 
            // label1
            // 
            this.label1.BackColor = System.Drawing.Color.Transparent;
            this.label1.ForeColor = System.Drawing.Color.White;
            this.label1.Location = new System.Drawing.Point(208, 8);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(100, 16);
            this.label1.TabIndex = 19;
            this.label1.Text = "用  户  管  理";
            this.label1.TextAlign = System.Drawing.ContentAlignment.TopCenter;
            // 
            // lblExit
            // 
            this.lblExit.BackColor = System.Drawing.Color.Transparent;
            this.lblExit.ForeColor = System.Drawing.Color.White;
            this.lblExit.Location = new System.Drawing.Point(504, 8);
            this.lblExit.Name = "lblExit";
            this.lblExit.Size = new System.Drawing.Size(16, 8);
            this.lblExit.TabIndex = 20;
            this.lblExit.TextAlign = System.Drawing.ContentAlignment.TopCenter;
            this.lblExit.Click += new System.EventHandler(this.lblExit_Click);
            // 
            // btnEdit
            // 
            this.btnEdit.BackColor = System.Drawing.Color.Transparent;
            this.btnEdit.Location = new System.Drawing.Point(120, 320);
            this.btnEdit.Name = "btnEdit";
            this.btnEdit.Size = new System.Drawing.Size(75, 23);
            this.btnEdit.TabIndex = 21;
            this.btnEdit.Text = "编辑";
            this.btnEdit.UseVisualStyleBackColor = false;
            this.btnEdit.Click += new System.EventHandler(this.btnEdit_Click);
            // 
            // FrmUserManage
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
            this.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("$this.BackgroundImage")));