C#编程实现统计文件夹内文件和隐藏文件的方法示

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
namespace WindowsFormsApplication6
{
  public partial class Form1 : Form
  {
    int m = 0;
    public Form1()
    {
      InitializeComponent();
    }
    private void button1_Click(object sender, EventArgs e)
    {
      int i, n = 0,l=0;
      string[] filen;
      string filea;
      listBox1.Items.Clear();
      if (!Directory.Exists(textBox1.Text))
        MessageBox.Show(textBox1.Text + "文件夹不存在", "信息提示", MessageBoxButtons.OK);
      else
      {
        filen = Directory.GetFiles(textBox1.Text);
        for (i = 0; i <= filen.Length - 1; i++)
        {
          filea = string.Format("{0}\t{1} {2}", filen[i], File.GetCreationTime(filen[i]), fileatt(filen[i]));
          listBox1.Items.Add(filea);
          n++;
        }
      }
      l = m;
      m = 0;
      toolStripStatusLabel1.Text = "文件数：" + n;
      toolStripStatusLabel2.Text = "被隐藏的文件数:" + l;
    }
    public string fileatt(string filename)
    {
      string fa = "";
      switch (File.GetAttributes(filename))
      {
        case FileAttributes.Archive:
          fa = "存档"; break;
        case FileAttributes.ReadOnly:
          fa = "只读"; break;
        case FileAttributes.Hidden:
          fa = "隐藏"; m++;break;
        case FileAttributes.Archive | FileAttributes.ReadOnly:
          fa = "存档+只读"; break;
        case FileAttributes.Archive | FileAttributes.Hidden:
          fa = "存档+隐藏";m++;break;
        case FileAttributes.ReadOnly | FileAttributes.Hidden:
          fa = "只读+隐藏"; m++;break;
        case FileAttributes.Archive | FileAttributes.ReadOnly | FileAttributes.Hidden:
          fa = "存档+只读+隐藏";m++;break;
      }
      return fa;
    }
    private void button2_Click(object sender, EventArgs e)
    {
      textBox1.Text=System.AppDomain.CurrentDomain.BaseDirectory.ToString();
    }
  }
}