form1.cs

设计模式C#描述之——简单工厂模式、抽象工厂模式、单例与多例模式 设计模式C#描述之——简单工厂模式

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();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            object o=  Enum.Parse(typeof(BookType), comboBox1.Text);
            Book book = new Book(textBox1.Text,double.Parse(textBox2.Text),(BookType)o);
            POS pos = new POS();
            double last=pos.Scan(book);
            MessageBox.Show(last.ToString());
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            string[] names=Enum.GetNames(typeof(BookType));
            comboBox1.DataSource = names;
        }
    }
}