guanliyuan.cs

我做的题库管理系统。大家看看吧

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

namespace timuku
{
	/// <summary>
	/// guanliyuan 的摘要说明。
	/// </summary>
	public class guanliyuan : System.Windows.Forms.Form
	{
		private System.Windows.Forms.TextBox txtda;
		private System.Windows.Forms.Label label6;
		private System.Windows.Forms.Label label7;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox txttihao;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Button butexit;
		private System.Windows.Forms.Button butend;
		private System.Windows.Forms.Button butnext;
		private System.Windows.Forms.Button butup;
		private System.Windows.Forms.Button butfirst;
		private System.Windows.Forms.TextBox txtD;
		private System.Windows.Forms.TextBox txtC;
		private System.Windows.Forms.TextBox txtB;
		private System.Windows.Forms.TextBox txtA;
		private System.Windows.Forms.TextBox txttimu;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label5;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Label label8;
		private System.Windows.Forms.Label label9;
		private System.Windows.Forms.Label label10;
		private System.Windows.Forms.Label label11;
		private System.Windows.Forms.Label label12;
		private System.Windows.Forms.Button butoutput;
		private System.Windows.Forms.Button butdelete;
		private System.Windows.Forms.Button butinsert;
		private System.Windows.Forms.Button butuptade;
		private OleDbConnection conn = null;
		private OleDbCommand comm=null;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public guanliyuan()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// 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(guanliyuan));
			this.txtda = new System.Windows.Forms.TextBox();
			this.label6 = new System.Windows.Forms.Label();
			this.label7 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.txttihao = new System.Windows.Forms.TextBox();
			this.label1 = new System.Windows.Forms.Label();
			this.butexit = new System.Windows.Forms.Button();
			this.butend = new System.Windows.Forms.Button();
			this.butnext = new System.Windows.Forms.Button();
			this.butup = new System.Windows.Forms.Button();
			this.butfirst = new System.Windows.Forms.Button();
			this.txtD = new System.Windows.Forms.TextBox();
			this.txtC = new System.Windows.Forms.TextBox();
			this.txtB = new System.Windows.Forms.TextBox();
			this.txtA = new System.Windows.Forms.TextBox();
			this.txttimu = new System.Windows.Forms.TextBox();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.label5 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.label8 = new System.Windows.Forms.Label();
			this.label9 = new System.Windows.Forms.Label();
			this.label10 = new System.Windows.Forms.Label();
			this.label11 = new System.Windows.Forms.Label();
			this.label12 = new System.Windows.Forms.Label();
			this.butoutput = new System.Windows.Forms.Button();
			this.butdelete = new System.Windows.Forms.Button();
			this.butinsert = new System.Windows.Forms.Button();
			this.butuptade = new System.Windows.Forms.Button();
			this.groupBox1.SuspendLayout();
			this.SuspendLayout();
			// 
			// txtda
			// 
			this.txtda.BackColor = System.Drawing.Color.RosyBrown;
			this.txtda.Location = new System.Drawing.Point(400, 299);
			this.txtda.Name = "txtda";
			this.txtda.Size = new System.Drawing.Size(56, 21);
			this.txtda.TabIndex = 55;
			this.txtda.Text = "";
			this.txtda.TextAlign = System.Windows.Forms.HorizontalAlignment.Center;
			// 
			// label6
			// 
			this.label6.BackColor = System.Drawing.Color.Transparent;
			this.label6.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label6.ForeColor = System.Drawing.Color.Yellow;
			this.label6.Location = new System.Drawing.Point(320, 299);
			this.label6.Name = "label6";
			this.label6.Size = new System.Drawing.Size(88, 16);
			this.label6.TabIndex = 54;
			this.label6.Text = "您的答案是：";
			// 
			// label7
			// 
			this.label7.BackColor = System.Drawing.Color.Transparent;
			this.label7.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label7.ForeColor = System.Drawing.Color.Yellow;
			this.label7.Location = new System.Drawing.Point(24, 56);
			this.label7.Name = "label7";
			this.label7.Size = new System.Drawing.Size(72, 16);
			this.label7.TabIndex = 56;
			this.label7.Text = "输入题号：";
			// 
			// label2
			// 
			this.label2.BackColor = System.Drawing.Color.Transparent;
			this.label2.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label2.ForeColor = System.Drawing.Color.Yellow;
			this.label2.Location = new System.Drawing.Point(32, 163);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(24, 32);
			this.label2.TabIndex = 53;
			this.label2.Text = "A";
			this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// txttihao
			// 
			this.txttihao.BackColor = System.Drawing.Color.RosyBrown;
			this.txttihao.Location = new System.Drawing.Point(96, 51);
			this.txttihao.Name = "txttihao";
			this.txttihao.Size = new System.Drawing.Size(56, 21);
			this.txttihao.TabIndex = 52;
			this.txttihao.Text = "1";
			// 
			// label1
			// 
			this.label1.BackColor = System.Drawing.Color.Transparent;
			this.label1.Font = new System.Drawing.Font("楷体_GB2312", 15.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.ForeColor = System.Drawing.Color.Yellow;
			this.label1.Location = new System.Drawing.Point(16, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(536, 40);
			this.label1.TabIndex = 51;
			this.label1.Text = "安徽机电职业技术学院计算机一级模拟试题试题库";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// butexit
			// 
			this.butexit.BackColor = System.Drawing.Color.Transparent;
			this.butexit.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.butexit.ForeColor = System.Drawing.Color.Yellow;
			this.butexit.Location = new System.Drawing.Point(392, 331);
			this.butexit.Name = "butexit";
			this.butexit.Size = new System.Drawing.Size(72, 25);
			this.butexit.TabIndex = 50;
			this.butexit.Text = "退 出";
			this.butexit.Click += new System.EventHandler(this.butexit_Click);
			// 
			// butend
			// 
			this.butend.BackColor = System.Drawing.Color.Transparent;
			this.butend.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.butend.ForeColor = System.Drawing.Color.Yellow;
			this.butend.Location = new System.Drawing.Point(296, 331);
			this.butend.Name = "butend";
			this.butend.Size = new System.Drawing.Size(72, 25);
			this.butend.TabIndex = 49;
			this.butend.Text = "最后一题";
			this.butend.Click += new System.EventHandler(this.butend_Click);
			// 
			// butnext
			// 
			this.butnext.BackColor = System.Drawing.Color.Transparent;
			this.butnext.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.butnext.ForeColor = System.Drawing.Color.Yellow;
			this.butnext.Location = new System.Drawing.Point(208, 331);
			this.butnext.Name = "butnext";
			this.butnext.Size = new System.Drawing.Size(72, 25);
			this.butnext.TabIndex = 48;
			this.butnext.Text = "下一题";
			this.butnext.Click += new System.EventHandler(this.butnext_Click);
			// 
			// butup
			// 
			this.butup.BackColor = System.Drawing.Color.Transparent;
			this.butup.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.butup.ForeColor = System.Drawing.Color.Yellow;
			this.butup.Location = new System.Drawing.Point(112, 331);
			this.butup.Name = "butup";
			this.butup.Size = new System.Drawing.Size(72, 25);
			this.butup.TabIndex = 47;
			this.butup.Text = "上一题";
			this.butup.Click += new System.EventHandler(this.butup_Click);
			// 
			// butfirst
			// 
			this.butfirst.BackColor = System.Drawing.Color.Transparent;
			this.butfirst.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.butfirst.ForeColor = System.Drawing.Color.Yellow;
			this.butfirst.Location = new System.Drawing.Point(24, 331);
			this.butfirst.Name = "butfirst";
			this.butfirst.Size = new System.Drawing.Size(72, 25);
			this.butfirst.TabIndex = 46;
			this.butfirst.Text = "第一题";
			this.butfirst.Click += new System.EventHandler(this.butfirst_Click);
			// 
			// txtD
			// 
			this.txtD.BackColor = System.Drawing.Color.RosyBrown;
			this.txtD.Location = new System.Drawing.Point(72, 259);
			this.txtD.Name = "txtD";
			this.txtD.Size = new System.Drawing.Size(384, 21);
			this.txtD.TabIndex = 44;
			this.txtD.Text = "";
			// 
			// txtC
			// 
			this.txtC.BackColor = System.Drawing.Color.RosyBrown;
			this.txtC.Location = new System.Drawing.Point(72, 227);
			this.txtC.Name = "txtC";
			this.txtC.Size = new System.Drawing.Size(384, 21);
			this.txtC.TabIndex = 43;
			this.txtC.Text = "";
			// 
			// txtB
			// 
			this.txtB.BackColor = System.Drawing.Color.RosyBrown;
			this.txtB.Location = new System.Drawing.Point(72, 195);
			this.txtB.Name = "txtB";
			this.txtB.Size = new System.Drawing.Size(384, 21);
			this.txtB.TabIndex = 42;
			this.txtB.Text = "";
			// 
			// txtA
			// 
			this.txtA.BackColor = System.Drawing.Color.RosyBrown;
			this.txtA.Location = new System.Drawing.Point(72, 163);
			this.txtA.Name = "txtA";
			this.txtA.Size = new System.Drawing.Size(384, 21);
			this.txtA.TabIndex = 41;
			this.txtA.Text = "";
			// 
			// txttimu
			// 
			this.txttimu.BackColor = System.Drawing.Color.RosyBrown;
			this.txttimu.Location = new System.Drawing.Point(16, 75);
			this.txttimu.Multiline = true;
			this.txttimu.Name = "txttimu";
			this.txttimu.Size = new System.Drawing.Size(448, 80);
			this.txttimu.TabIndex = 40;
			this.txttimu.Text = "";
			// 
			// groupBox1
			// 
			this.groupBox1.BackColor = System.Drawing.Color.Transparent;
			this.groupBox1.Controls.Add(this.label5);
			this.groupBox1.Controls.Add(this.label3);
			this.groupBox1.Controls.Add(this.label8);
			this.groupBox1.Controls.Add(this.label9);
			this.groupBox1.Controls.Add(this.label10);
			this.groupBox1.Controls.Add(this.label11);
			this.groupBox1.Controls.Add(this.label12);
			this.groupBox1.Location = new System.Drawing.Point(16, 155);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(448, 136);
			this.groupBox1.TabIndex = 45;
			this.groupBox1.TabStop = false;
			// 
			// label5
			// 
			this.label5.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label5.ForeColor = System.Drawing.Color.Yellow;
			this.label5.Location = new System.Drawing.Point(16, 88);
			this.label5.Name = "label5";
			this.label5.Size = new System.Drawing.Size(24, 32);
			this.label5.TabIndex = 35;
			this.label5.Text = "D";
			this.label5.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label3
			// 
			this.label3.BackColor = System.Drawing.Color.Transparent;
			this.label3.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label3.ForeColor = System.Drawing.Color.Yellow;
			this.label3.Location = new System.Drawing.Point(16, 40);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(24, 24);
			this.label3.TabIndex = 33;
			this.label3.Text = "B";
			this.label3.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label8
			// 
			this.label8.Location = new System.Drawing.Point(16, 96);
			this.label8.Name = "label8";
			this.label8.Size = new System.Drawing.Size(24, 23);
			this.label8.TabIndex = 35;
			this.label8.Text = "D";
			this.label8.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label9
			// 
			this.label9.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label9.ForeColor = System.Drawing.Color.Yellow;
			this.label9.Location = new System.Drawing.Point(16, 64);
			this.label9.Name = "label9";
			this.label9.Size = new System.Drawing.Size(24, 23);
			this.label9.TabIndex = 34;
			this.label9.Text = "C";