收费管理.cs

管理学院机房计费系统,VISUAL STUDIO .NET 2003 c# 语言实现,SQL SERVER 2000数据库. 现运行正常.

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.SqlClient;
using System.Data.SqlTypes;

namespace 机房计费系统
{
	/// <summary>
	/// 收费管理 的摘要说明。
	/// </summary>
	public class 收费管理 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.ComboBox comboBox1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.DataGrid dataGrid3;
		private System.Data.SqlClient.SqlDataAdapter sqlDataAdapter3;
		private System.Data.SqlClient.SqlCommand sqlSelectCommand1;
		private System.Data.SqlClient.SqlCommand sqlInsertCommand1;
		private System.Data.SqlClient.SqlCommand sqlUpdateCommand1;
		private System.Data.SqlClient.SqlCommand sqlDeleteCommand1;
		private System.Data.SqlClient.SqlConnection sqlConnection1;
		private DataSet sds=new DataSet();
		private System.Windows.Forms.Button button1;
		private System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;
		private System.Data.SqlClient.SqlCommand sqlSelectCommand2;
		private System.Data.SqlClient.SqlCommand sqlInsertCommand2;
		private System.Data.SqlClient.SqlCommand sqlUpdateCommand2;
		private System.Data.SqlClient.SqlCommand sqlDeleteCommand2;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public 收费管理()
		{
			//
			// 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()
		{
			this.dataGrid3 = new System.Windows.Forms.DataGrid();
			this.comboBox1 = new System.Windows.Forms.ComboBox();
			this.label1 = new System.Windows.Forms.Label();
			this.sqlDataAdapter3 = new System.Data.SqlClient.SqlDataAdapter();
			this.sqlDeleteCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
			this.sqlInsertCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlSelectCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlUpdateCommand1 = new System.Data.SqlClient.SqlCommand();
			this.button1 = new System.Windows.Forms.Button();
			this.sqlDataAdapter1 = new System.Data.SqlClient.SqlDataAdapter();
			this.sqlDeleteCommand2 = new System.Data.SqlClient.SqlCommand();
			this.sqlInsertCommand2 = new System.Data.SqlClient.SqlCommand();
			this.sqlSelectCommand2 = new System.Data.SqlClient.SqlCommand();
			this.sqlUpdateCommand2 = new System.Data.SqlClient.SqlCommand();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid3)).BeginInit();
			this.SuspendLayout();
			// 
			// dataGrid3
			// 
			this.dataGrid3.CaptionText = "收费明细";
			this.dataGrid3.DataMember = "";
			this.dataGrid3.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid3.Location = new System.Drawing.Point(24, 32);
			this.dataGrid3.Name = "dataGrid3";
			this.dataGrid3.Size = new System.Drawing.Size(648, 328);
			this.dataGrid3.TabIndex = 0;
			// 
			// comboBox1
			// 
			this.comboBox1.Font = new System.Drawing.Font("宋体", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.comboBox1.Location = new System.Drawing.Point(144, 376);
			this.comboBox1.Name = "comboBox1";
			this.comboBox1.Size = new System.Drawing.Size(136, 24);
			this.comboBox1.TabIndex = 1;
			this.comboBox1.Click += new System.EventHandler(this.comboBox1_Click);
			this.comboBox1.SelectedIndexChanged += new System.EventHandler(this.comboBox1_SelectedIndexChanged);
			// 
			// label1
			// 
			this.label1.Font = new System.Drawing.Font("宋体", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.Location = new System.Drawing.Point(40, 376);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(80, 23);
			this.label1.TabIndex = 2;
			this.label1.Text = "值班教师";
			this.label1.TextAlign = System.Drawing.ContentAlignment.BottomRight;
			// 
			// sqlDataAdapter3
			// 
			this.sqlDataAdapter3.DeleteCommand = this.sqlDeleteCommand1;
			this.sqlDataAdapter3.InsertCommand = this.sqlInsertCommand1;
			this.sqlDataAdapter3.SelectCommand = this.sqlSelectCommand1;
			this.sqlDataAdapter3.TableMappings.AddRange(new System.Data.Common.DataTableMapping[] {
																									  new System.Data.Common.DataTableMapping("Table", "收费流水表", new System.Data.Common.DataColumnMapping[] {
																																																			   new System.Data.Common.DataColumnMapping("ID", "ID"),
																																																			   new System.Data.Common.DataColumnMapping("时间", "时间"),
																																																			   new System.Data.Common.DataColumnMapping("条形码", "条形码"),
																																																			   new System.Data.Common.DataColumnMapping("值班教师", "值班教师"),
																																																			   new System.Data.Common.DataColumnMapping("收费", "收费"),
																																																			   new System.Data.Common.DataColumnMapping("充值", "充值")})});
			this.sqlDataAdapter3.UpdateCommand = this.sqlUpdateCommand1;
			// 
			// sqlDeleteCommand1
			// 
			this.sqlDeleteCommand1.CommandText = @"DELETE FROM 收费流水表 WHERE (ID = @Original_ID) AND (值班教师 = @Original_值班教师 OR @Original_值班教师 IS NULL AND 值班教师 IS NULL) AND (充值 = @Original_充值 OR @Original_充值 IS NULL AND 充值 IS NULL) AND (收费 = @Original_收费 OR @Original_收费 IS NULL AND 收费 IS NULL) AND (时间 = @Original_时间 OR @Original_时间 IS NULL AND 时间 IS NULL) AND (条形码 = @Original_条形码 OR @Original_条形码 IS NULL AND 条形码 IS NULL)";
			this.sqlDeleteCommand1.Connection = this.sqlConnection1;
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ID", System.Data.SqlDbType.BigInt, 8, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ID", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_值班教师", System.Data.SqlDbType.VarChar, 50, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "值班教师", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_充值", System.Data.SqlDbType.Decimal, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(5)), ((System.Byte)(2)), "充值", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_收费", System.Data.SqlDbType.Decimal, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(5)), ((System.Byte)(2)), "收费", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_时间", System.Data.SqlDbType.DateTime, 8, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "时间", System.Data.DataRowVersion.Original, null));
			this.sqlDeleteCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_条形码", System.Data.SqlDbType.VarChar, 50, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "条形码", System.Data.DataRowVersion.Original, null));
			// 
			// sqlConnection1
			// 
			this.sqlConnection1.ConnectionString = "workstation id=XU;packet size=4096;integrated security=SSPI;data source=XU;persis" +
				"t security info=False;initial catalog=jifei";
			// 
			// sqlInsertCommand1
			// 
			this.sqlInsertCommand1.CommandText = "INSERT INTO 收费流水表(时间, 条形码, 值班教师, 收费, 充值) VALUES (@时间, @条形码, @值班教师, @收费, @充值); SEL" +
				"ECT ID, 时间, 条形码, 值班教师, 收费, 充值 FROM 收费流水表 WHERE (ID = @@IDENTITY)";
			this.sqlInsertCommand1.Connection = this.sqlConnection1;
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@时间", System.Data.SqlDbType.DateTime, 8, "时间"));
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@条形码", System.Data.SqlDbType.VarChar, 50, "条形码"));
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@值班教师", System.Data.SqlDbType.VarChar, 50, "值班教师"));
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@收费", System.Data.SqlDbType.Decimal, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(5)), ((System.Byte)(2)), "收费", System.Data.DataRowVersion.Current, null));
			this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@充值", System.Data.SqlDbType.Decimal, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(5)), ((System.Byte)(2)), "充值", System.Data.DataRowVersion.Current, null));
			// 
			// sqlSelectCommand1
			// 
			this.sqlSelectCommand1.CommandText = "SELECT ID, 时间, 条形码, 值班教师, 收费, 充值 FROM 收费流水表";
			this.sqlSelectCommand1.Connection = this.sqlConnection1;
			//