?using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using LogManage;

namespace LogUI
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            openFileDialog1.Filter = "文本文件|*.txt";
            openFileDialog1.InitialDirectory = Application.StartupPath;
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                LogFactory factory = AbstractFactory.CreateFactory();
                Log log = factory.CreateLog();
                richTextBox1.Text= log.Read(openFileDialog1.FileName);
            }
        }

        private void dateTimePicker1_ValueChanged(object sender, EventArgs e)
        {
            LogFactory factory = AbstractFactory.CreateFactory(); 
            Log log = factory.CreateLog();
            richTextBox1.Text = log.Read(openFileDialog1.FileName, dateTimePicker1.Value);
        }
    }
}