教育系统应用

开发平台：
C#

Form_Customer_AddOrder_SelectBook.cs：源码内容
							using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
namespace 图书管理系统
{
	/// <summary>
	/// Form_Customer_AddOrder_SelectBook 的摘要说明。
	/// </summary>
	public class Form_Customer_AddOrder_SelectBook : System.Windows.Forms.Form
	{
		private System.Windows.Forms.ListBox listBox1;
		private System.Windows.Forms.Button butExit;
		private System.Windows.Forms.Button butCommit;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;
		public Form_Customer_AddOrder_SelectBook()
		{
			//
			// 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(Form_Customer_AddOrder_SelectBook));
			this.listBox1 = new System.Windows.Forms.ListBox();
			this.butExit = new System.Windows.Forms.Button();
			this.butCommit = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// listBox1
			// 
			this.listBox1.ItemHeight = 12;
			this.listBox1.Location = new System.Drawing.Point(32, 16);
			this.listBox1.Name = "listBox1";
			this.listBox1.Size = new System.Drawing.Size(368, 208);
			this.listBox1.TabIndex = 0;
			// 
			// butExit
			// 
			this.butExit.BackColor = System.Drawing.Color.Transparent;
			this.butExit.Location = new System.Drawing.Point(252, 248);
			this.butExit.Name = "butExit";
			this.butExit.Size = new System.Drawing.Size(72, 24);
			this.butExit.TabIndex = 27;
			this.butExit.Text = "取消";
			this.butExit.Click += new System.EventHandler(this.butExit_Click);
			// 
			// butCommit
			// 
			this.butCommit.BackColor = System.Drawing.Color.Transparent;
			this.butCommit.Location = new System.Drawing.Point(108, 248);
			this.butCommit.Name = "butCommit";
			this.butCommit.Size = new System.Drawing.Size(72, 24);
			this.butCommit.TabIndex = 26;
			this.butCommit.Text = "选择";
			this.butCommit.Click += new System.EventHandler(this.butCommit_Click);
			// 
			// Form_Customer_AddOrder_SelectBook
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("$this.BackgroundImage")));
			this.ClientSize = new System.Drawing.Size(432, 286);
			this.Controls.Add(this.butExit);
			this.Controls.Add(this.butCommit);
			this.Controls.Add(this.listBox1);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
			this.Name = "Form_Customer_AddOrder_SelectBook";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "选择图书";
			this.Load += new System.EventHandler(this.Form_Customer_AddOrder_SelectBook_Load);
			this.ResumeLayout(false);
		}
		#endregion
		SQL sql;
		public static string BOOKISBN="";
		public static string BOOKNAME="";
		public static string BOOKPRICE="";
		private void Form_Customer_AddOrder_SelectBook_Load(object sender, System.EventArgs e)
		{
			sql=new SQL("Provider=Microsoft.Jet.OLEDB.4.0; Data Source=图书管理系统数据库.mdb");
			sql.ExecuteSQL("select * from 库存信息表 order by bookISBN");
			for(int i=0;i<sql.rows.GetLength(0);i++)
				listBox1.Items.Add(sql.rows[i,0].ToString());
		}
		private void butCommit_Click(object sender, System.EventArgs e)
		{
			if(listBox1.SelectedIndex!=-1)
			{
				BOOKISBN=sql.rows[listBox1.SelectedIndex,0].ToString();
				BOOKNAME=sql.rows[listBox1.SelectedIndex,1].ToString();
				BOOKPRICE=sql.rows[listBox1.SelectedIndex,5].ToString();
			}
			this.Close();
		}
		private void butExit_Click(object sender, System.EventArgs e)
		{
			BOOKISBN="";
			BOOKNAME="";
			this.Close();
		}
	}
}

						