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 filewatcher

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        string pt;//file path

        FileSystemWatcher watcher = new FileSystemWatcher();

        private void Form1_Load(object sender, EventArgs e)

        {

            Control.CheckForIllegalCrossThreadCalls = false;

            radioButton1.Checked = true;

            ListView lst = new ListView();

        }

        private void textBox1_MouseDoubleClick(object sender, MouseEventArgs e)

        {

            FolderBrowserDialog path = new FolderBrowserDialog();

            path.ShowDialog();

            this.textBox1.Text = path.SelectedPath.ToString();

            this.textBox1.Font = new Font(textBox1.Font, textBox1.Font.Style | FontStyle.Regular);

            this.textBox1.TextAlign =HorizontalAlignment.Left;

            this.textBox1.ForeColor = Color.Black;

            pt = textBox1.Text;

        }

        private void toolStripButton1_Click(object sender, EventArgs e)

        {

                if (radioButton1.Checked)

                    pt = "C:\\";

                if (radioButton2.Checked)

                    pt = "D:\\";

                if (radioButton3.Checked)

                    pt = "E:\\";

                if (radioButton4.Checked)

                    pt = "F:\\";

               filewatcher();

               groupBox1.Enabled = false;

        }

        private void toolStripButton2_Click(object sender, EventArgs e)

        {

            watcher.EnableRaisingEvents = false;

            groupBox1.Enabled = true;

        }

        private void filewatcher()

        {

            try

            {

                if (flag == 1)

                {

                    watcher.Path = @pt;

                    watcher.IncludeSubdirectories = true;//全局文件监控，包括子目录

                    watcher.EnableRaisingEvents = true;//启用文件监控

                    watcher.Created += new FileSystemEventHandler(OnCreat);

                    watcher.Deleted += new FileSystemEventHandler(OnDelet);

                    watcher.Changed += new FileSystemEventHandler(OnChange);

                }

                else

                {

                    watcher.EnableRaisingEvents = false;

                    return;

                }

            }

            catch(Exception ex)

            {

                return;

            }

        }

         private void OnCreat(object sender, FileSystemEventArgs e)

        {

            ListViewItem li = new ListViewItem(DateTime.Now.ToString("HH:mm:ss"));

            li.SubItems.Add(getname(e.Name.ToString()));

            li.SubItems.Add(e.ChangeType.ToString());

            li.SubItems.Add(e.FullPath.ToString());

            lst.Items.Add(li);

        }

        private void OnDelet(object sender, FileSystemEventArgs e)

        {

            ListViewItem li = new ListViewItem(DateTime.Now.ToString("HH:mm:ss"));

            li.SubItems.Add(getname(e.Name.ToString()));

            li.SubItems.Add(e.ChangeType.ToString());

            li.SubItems.Add(e.FullPath.ToString());

            lst.Items.Add(li);

        }

        private void OnChange(object sender, FileSystemEventArgs e)

        {

            ListViewItem li = new ListViewItem(DateTime.Now.ToString("HH:mm:ss"));

            li.SubItems.Add(getname(e.Name.ToString()));

            li.SubItems.Add(e.ChangeType.ToString());

            li.SubItems.Add(e.FullPath.ToString());

            lst.Items.Add(li);

        }

        //处理，获得文件名

        private string getname(string str)

        {

            try

            {

                string[] sttarr = str.Split(new char[] { Convert.ToChar("\\") });

                int length = sttarr.Length;

                string filename = sttarr[length-1];

                return filename;

            }

            catch (Exception cc)

            {

                MessageBox.Show("文件路径不合法","提示");

                return str;

            }

        }

    }

}