修改用户.cs

本论文叙述了联机考试系统的现状以及C#语言的概况。重点介绍了联机考试系统的实现过程：包括系统分析、 系统调查、 数据流程分析、功能设计、 数据库设计、 系统物理配置方案、 系统实现、 系统测试和调试。

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

namespace 自动化考试系统
{
	/// <summary>
	/// 修改用户 的摘要说明。
	/// </summary>
	public class xugaiyonghu : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.ComboBox comboBox1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label5;
		private System.Windows.Forms.Label label6;
		private System.Windows.Forms.Label label7;
		private System.Windows.Forms.Label label8;
		private System.Windows.Forms.TextBox textBox3;
		private System.Windows.Forms.TextBox textBox4;
		private System.Windows.Forms.TextBox textBox5;
		private System.Windows.Forms.TextBox textBox6;
		private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.GroupBox groupBox3;
		private System.Windows.Forms.RadioButton radioButton1;
		private System.Windows.Forms.RadioButton radioButton2;
		private System.Windows.Forms.RadioButton radioButton3;
		private System.Windows.Forms.RadioButton radioButton4;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;


		string user,leixing,zhuangtai;
		public xugaiyonghu(string str1,string str2,string str3)
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();
			user=str1;
			leixing=str2;
			zhuangtai=str3;

			//
			// 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 窗体设计器生成的代码
		/// <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.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(xugaiyonghu));
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.label4 = new System.Windows.Forms.Label();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.comboBox1 = new System.Windows.Forms.ComboBox();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.groupBox2 = new System.Windows.Forms.GroupBox();
			this.radioButton2 = new System.Windows.Forms.RadioButton();
			this.radioButton1 = new System.Windows.Forms.RadioButton();
			this.textBox3 = new System.Windows.Forms.TextBox();
			this.label5 = new System.Windows.Forms.Label();
			this.label6 = new System.Windows.Forms.Label();
			this.label7 = new System.Windows.Forms.Label();
			this.label8 = new System.Windows.Forms.Label();
			this.textBox4 = new System.Windows.Forms.TextBox();
			this.textBox5 = new System.Windows.Forms.TextBox();
			this.textBox6 = new System.Windows.Forms.TextBox();
			this.groupBox3 = new System.Windows.Forms.GroupBox();
			this.radioButton4 = new System.Windows.Forms.RadioButton();
			this.radioButton3 = new System.Windows.Forms.RadioButton();
			this.groupBox1.SuspendLayout();
			this.groupBox2.SuspendLayout();
			this.groupBox3.SuspendLayout();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.BackColor = System.Drawing.Color.Transparent;
			this.label1.Font = new System.Drawing.Font("宋体", 21.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.ForeColor = System.Drawing.Color.White;
			this.label1.Location = new System.Drawing.Point(136, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(248, 64);
			this.label1.TabIndex = 0;
			this.label1.Text = "修改用户";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label2
			// 
			this.label2.BackColor = System.Drawing.Color.Transparent;
			this.label2.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label2.ForeColor = System.Drawing.Color.White;
			this.label2.Location = new System.Drawing.Point(136, 88);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(80, 24);
			this.label2.TabIndex = 1;
			this.label2.Text = "用户名：";
			// 
			// label3
			// 
			this.label3.BackColor = System.Drawing.Color.Transparent;
			this.label3.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label3.ForeColor = System.Drawing.Color.White;
			this.label3.Location = new System.Drawing.Point(136, 128);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(80, 24);
			this.label3.TabIndex = 1;
			this.label3.Text = "用户类型：";
			// 
			// label4
			// 
			this.label4.BackColor = System.Drawing.Color.Transparent;
			this.label4.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label4.ForeColor = System.Drawing.Color.White;
			this.label4.Location = new System.Drawing.Point(424, 88);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(48, 24);
			this.label4.TabIndex = 1;
			this.label4.Text = "密码：";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(232, 88);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(120, 21);
			this.textBox1.TabIndex = 2;
			this.textBox1.Text = "";
			// 
			// textBox2
			// 
			this.textBox2.Location = new System.Drawing.Point(488, 88);
			this.textBox2.Name = "textBox2";
			this.textBox2.Size = new System.Drawing.Size(120, 21);
			this.textBox2.TabIndex = 2;
			this.textBox2.Text = "";
			// 
			// comboBox1
			// 
			this.comboBox1.Items.AddRange(new object[] {
														   "学生",
														   "老师",
														   "管理员"});
			this.comboBox1.Location = new System.Drawing.Point(232, 128);
			this.comboBox1.Name = "comboBox1";
			this.comboBox1.Size = new System.Drawing.Size(120, 20);
			this.comboBox1.TabIndex = 3;
			// 
			// button1
			// 
			this.button1.BackColor = System.Drawing.Color.Transparent;
			this.button1.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button1.ForeColor = System.Drawing.Color.White;
			this.button1.Location = new System.Drawing.Point(144, 424);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(72, 32);
			this.button1.TabIndex = 4;
			this.button1.Text = "保 存";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.BackColor = System.Drawing.Color.Transparent;
			this.button2.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button2.ForeColor = System.Drawing.Color.White;
			this.button2.Location = new System.Drawing.Point(456, 424);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(72, 32);
			this.button2.TabIndex = 4;
			this.button2.Text = "取 消";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// groupBox1
			// 
			this.groupBox1.BackColor = System.Drawing.Color.Transparent;
			this.groupBox1.Controls.Add(this.groupBox2);
			this.groupBox1.Controls.Add(this.textBox3);
			this.groupBox1.Controls.Add(this.label5);
			this.groupBox1.Controls.Add(this.label6);
			this.groupBox1.Controls.Add(this.label7);
			this.groupBox1.Controls.Add(this.label8);
			this.groupBox1.Controls.Add(this.textBox4);
			this.groupBox1.Controls.Add(this.textBox5);
			this.groupBox1.Controls.Add(this.textBox6);
			this.groupBox1.Controls.Add(this.groupBox3);
			this.groupBox1.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.groupBox1.ForeColor = System.Drawing.Color.White;
			this.groupBox1.Location = new System.Drawing.Point(136, 184);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(520, 200);
			this.groupBox1.TabIndex = 5;