chaxunf.cs

图书管理系统！！C#+olc 大小是100多k

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

namespace bookstore
{
	/// <summary>
	/// ChaXunF 的摘要说明。
	/// </summary>
	public class ChaXunF : System.Windows.Forms.Form
	{
		private System.Windows.Forms.TabControl tabControl1;
		private System.Windows.Forms.TabPage tabPage1;
		private System.Windows.Forms.TabPage tabPage2;
		private System.Windows.Forms.TabPage tabPage3;
		private System.Windows.Forms.TabPage tabPage4;
		private System.Windows.Forms.TabPage tabPage5;
		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Windows.Forms.DataGrid dataGrid2;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.DataGrid dataGrid3;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.DataGrid dataGrid4;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.TextBox textBox3;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.DataGrid dataGrid5;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.GroupBox groupBox3;
		private System.Windows.Forms.GroupBox groupBox4;
		private System.Windows.Forms.GroupBox groupBox5;
		private System.Windows.Forms.Button button4;
		private System.Windows.Forms.Button button5;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;
             util1 util=new util1();

		public ChaXunF()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();
			textBox1.Clear();
			textBox2.Clear();
			textBox3.Clear();
			 
			//
			// 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()
		{
			this.tabControl1 = new System.Windows.Forms.TabControl();
			this.tabPage1 = new System.Windows.Forms.TabPage();
			this.groupBox4 = new System.Windows.Forms.GroupBox();
			this.button4 = new System.Windows.Forms.Button();
			this.dataGrid1 = new System.Windows.Forms.DataGrid();
			this.tabPage2 = new System.Windows.Forms.TabPage();
			this.groupBox5 = new System.Windows.Forms.GroupBox();
			this.button5 = new System.Windows.Forms.Button();
			this.dataGrid2 = new System.Windows.Forms.DataGrid();
			this.tabPage3 = new System.Windows.Forms.TabPage();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.dataGrid3 = new System.Windows.Forms.DataGrid();
			this.label1 = new System.Windows.Forms.Label();
			this.button1 = new System.Windows.Forms.Button();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.tabPage4 = new System.Windows.Forms.TabPage();
			this.groupBox2 = new System.Windows.Forms.GroupBox();
			this.dataGrid4 = new System.Windows.Forms.DataGrid();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.button2 = new System.Windows.Forms.Button();
			this.label2 = new System.Windows.Forms.Label();
			this.tabPage5 = new System.Windows.Forms.TabPage();
			this.groupBox3 = new System.Windows.Forms.GroupBox();
			this.dataGrid5 = new System.Windows.Forms.DataGrid();
			this.button3 = new System.Windows.Forms.Button();
			this.textBox3 = new System.Windows.Forms.TextBox();
			this.label3 = new System.Windows.Forms.Label();
			this.tabControl1.SuspendLayout();
			this.tabPage1.SuspendLayout();
			this.groupBox4.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
			this.tabPage2.SuspendLayout();
			this.groupBox5.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).BeginInit();
			this.tabPage3.SuspendLayout();
			this.groupBox1.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid3)).BeginInit();
			this.tabPage4.SuspendLayout();
			this.groupBox2.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid4)).BeginInit();
			this.tabPage5.SuspendLayout();
			this.groupBox3.SuspendLayout();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid5)).BeginInit();
			this.SuspendLayout();
			// 
			// tabControl1
			// 
			this.tabControl1.Controls.Add(this.tabPage1);
			this.tabControl1.Controls.Add(this.tabPage2);
			this.tabControl1.Controls.Add(this.tabPage3);
			this.tabControl1.Controls.Add(this.tabPage4);
			this.tabControl1.Controls.Add(this.tabPage5);
			this.tabControl1.Location = new System.Drawing.Point(8, 8);
			this.tabControl1.Name = "tabControl1";
			this.tabControl1.SelectedIndex = 0;
			this.tabControl1.Size = new System.Drawing.Size(424, 328);
			this.tabControl1.TabIndex = 0;
			// 
			// tabPage1
			// 
			this.tabPage1.Controls.Add(this.groupBox4);
			this.tabPage1.Location = new System.Drawing.Point(4, 21);
			this.tabPage1.Name = "tabPage1";
			this.tabPage1.Size = new System.Drawing.Size(416, 303);
			this.tabPage1.TabIndex = 0;
			this.tabPage1.Text = "查询读者信息";
			// 
			// groupBox4
			// 
			this.groupBox4.Controls.Add(this.button4);
			this.groupBox4.Controls.Add(this.dataGrid1);
			this.groupBox4.Location = new System.Drawing.Point(16, 24);
			this.groupBox4.Name = "groupBox4";
			this.groupBox4.Size = new System.Drawing.Size(384, 256);
			this.groupBox4.TabIndex = 1;
			this.groupBox4.TabStop = false;
			this.groupBox4.Text = "groupBox4";
			// 
			// button4
			// 
			this.button4.Location = new System.Drawing.Point(152, 224);
			this.button4.Name = "button4";
			this.button4.TabIndex = 1;
			this.button4.Text = "显示";
			this.button4.Click += new System.EventHandler(this.button4_Click);
			// 
			// dataGrid1
			// 
			this.dataGrid1.DataMember = "";
			this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid1.Location = new System.Drawing.Point(16, 24);
			this.dataGrid1.Name = "dataGrid1";
			this.dataGrid1.Size = new System.Drawing.Size(352, 192);
			this.dataGrid1.TabIndex = 0;
			this.dataGrid1.Navigate += new System.Windows.Forms.NavigateEventHandler(this.dataGrid1_Navigate);
			// 
			// tabPage2
			// 
			this.tabPage2.Controls.Add(this.groupBox5);
			this.tabPage2.Location = new System.Drawing.Point(4, 21);
			this.tabPage2.Name = "tabPage2";
			this.tabPage2.Size = new System.Drawing.Size(416, 303);
			this.tabPage2.TabIndex = 1;
			this.tabPage2.Text = "图书信息";
			// 
			// groupBox5
			// 
			this.groupBox5.Controls.Add(this.button5);
			this.groupBox5.Controls.Add(this.dataGrid2);
			this.groupBox5.Location = new System.Drawing.Point(8, 24);
			this.groupBox5.Name = "groupBox5";
			this.groupBox5.Size = new System.Drawing.Size(400, 256);
			this.groupBox5.TabIndex = 1;
			this.groupBox5.TabStop = false;
			this.groupBox5.Text = "groupBox5";
			// 
			// button5
			// 
			this.button5.Location = new System.Drawing.Point(152, 224);
			this.button5.Name = "button5";
			this.button5.TabIndex = 1;
			this.button5.Text = "显示";
			this.button5.Click += new System.EventHandler(this.button5_Click);
			// 
			// dataGrid2
			// 
			this.dataGrid2.DataMember = "";
			this.dataGrid2.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid2.Location = new System.Drawing.Point(16, 32);
			this.dataGrid2.Name = "dataGrid2";
			this.dataGrid2.Size = new System.Drawing.Size(368, 176);
			this.dataGrid2.TabIndex = 0;
			// 
			// tabPage3
			// 
			this.tabPage3.Controls.Add(this.groupBox1);
			this.tabPage3.Controls.Add(this.label1);
			this.tabPage3.Controls.Add(this.button1);
			this.tabPage3.Controls.Add(this.textBox1);
			this.tabPage3.Location = new System.Drawing.Point(4, 21);
			this.tabPage3.Name = "tabPage3";
			this.tabPage3.Size = new System.Drawing.Size(416, 303);
			this.tabPage3.TabIndex = 2;
			this.tabPage3.Text = "按编号查读者";
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.dataGrid3);
			this.groupBox1.Location = new System.Drawing.Point(16, 56);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(376, 232);
			this.groupBox1.TabIndex = 4;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "groupBox1";
			// 
			// dataGrid3
			//