tellermanagement.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.Data;
using System.Data.OleDb;

namespace SupermarketProject
{
	/// <summary>
	/// Summary description for TellerManagement.
	/// </summary>
	public class TellerManagement
	{
		public TellerManagement()
		{
		
		}
		public void SaveBill(DataSet ds)
		{
			string str;
					
		    int count= ds.Tables[0].Rows.Count;
			DataTable dtBill = ds.Tables[0];
			DataRow drBill = dtBill.Rows[count-1]; //get the last added row in the dataset
			//add the content of that row into Bills table
			str = "Insert into Bills (BillNo, Billdate, Usrid, TotalBillAmt,PaymentMode) values ("+drBill["BillNo"]+",#"+drBill["BillDate"]+"#,'"+drBill["UsrId"]+"',"+drBill["TotalBillAmt"]+",'"+drBill["PaymentMode"]+"')";
				Console.WriteLine (str);
				
				DataConnection.commnd.CommandText = str;
				DataConnection.commnd.ExecuteNonQuery ();
							
			 //add into BillDetails table
		        DataTable dtBillDet = ds.Tables[1];
				foreach(DataRow drBillDet in dtBillDet.Rows)
		        {
					str="Insert into Billdetails  values ("+drBillDet["BillNo"]+","+drBillDet["StockId"]+",'"+drBillDet["Quantity"]+"',"+drBillDet["SalePrice"]+")";
					Console.WriteLine (str);
					
					DataConnection.commnd.CommandText = str;
					if (DataConnection.commnd.ExecuteNonQuery ()>0)
						Console.WriteLine ("已添加");
				}
		}

	}
}