?? form1.cs
字號:
?using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using BookManager;
using System.Reflection;
namespace BookPOS
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
Book book;
POS pos;
private void button1_Click(object sender, EventArgs e)
{
object o= Enum.Parse(typeof(BookType), comboBox1.Text);
book = new Book(textBox1.Text,double.Parse(textBox2.Text),int.Parse(textBox3.Text),(BookType)o);
pos = new POS();
Assembly ass = Assembly.Load("BookManager");
object ob = ass.CreateInstance("BookManager." + book.Type + "Discount");
IDiscount id = ob as IDiscount;
if (pos.Scan(book, id))
MessageBox.Show("打折后價格:" + book.SellPrice + ",售出后庫存:" + book.Storage + "。");
else
MessageBox.Show("無庫存");
}
private void Form1_Load(object sender, EventArgs e)
{
string[] names=Enum.GetNames(typeof(BookType));
comboBox1.DataSource = names;
comboBox1.DropDownStyle = ComboBoxStyle.DropDownList;
}
}
}
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