国利小工具，批量修改文件名

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 CPN{    public partial class Form1 : Form    {        protected int fCount = 0;        public Form1()        {            InitializeComponent();        }        private void button1_Click(object sender, EventArgs e)        {                        if (this.folderBrowserDialog1.ShowDialog() == DialogResult.OK)            {                this.textBox1.Text = this.folderBrowserDialog1.SelectedPath;            }        }        private void button2_Click(object sender, EventArgs e)        {            try            {                                 if (string.IsNullOrEmpty(this.textBox1.Text.Trim()))                {                    MessageBox.Show("对不起，路径存在错误！", "错误", MessageBoxButtons.OK);                    return;                }                DirectoryInfo dif = new DirectoryInfo(this.textBox1.Text.Trim());                if (!dif.Exists)                {                    MessageBox.Show("对不起，路径存在错误！", "错误", MessageBoxButtons.OK);                    return;                }                else if (!string.IsNullOrEmpty(this.textBox3.Text.Trim()))                {                    DirectoryInfo dif1 = new DirectoryInfo(this.textBox3.Text.Trim());                    if (!dif1.Exists)                    {                        MessageBox.Show("对不起，路径存在错误！", "错误", MessageBoxButtons.OK);                        return;                    }                }                else if (string.IsNullOrEmpty(this.textBox2.Text.Trim()))                {                    MessageBox.Show("对不起，项目名称不能为空！", "错误", MessageBoxButtons.OK);                    return;                }                else                {                    fCount = 0;                    DealWithFile(this.textBox1.Text.Trim());                    this.label5.Text = fCount.ToString();                }            }            catch(Exception ex)            {                MessageBox.Show(ex.Message.ToString(), "错误", MessageBoxButtons.OK);                return;            }        }        private void DealWithFile(string path)        {            DirectoryInfo dif = new DirectoryInfo(path);            DirectoryInfo[] s_dif=dif.GetDirectories();            FileInfo[] s_fif = dif.GetFiles();            if (s_fif.Length > 0)            {                string fName = "", n_fName = "";                for (int i = 0; i < s_fif.Length; i++)                {                    fName = s_fif[i].Name;                    if (fName.IndexOf("_") > 0)                    {                        //13711739184#_GDGLSA0012873853_20120111194045.wav                        //项目名_20120111194045_013711739184.wav                        string[] s_fName = fName.Replace("#", "").Substring(0, fName.Length - 5).Split('_');                        n_fName = this.textBox2.Text.Trim() + "_" + s_fName[2] + "_" + s_fName[0] + ".wav";                        if (string.IsNullOrEmpty(this.textBox3.Text.Trim()))                        {                            //原用文件上改                            File.Move(s_fif[i].FullName, path + "\\" + n_fName);                        }                        else                        {                            if (!Directory.Exists(s_fif[i].DirectoryName.Replace(this.textBox1.Text.Trim(), this.textBox3.Text.Trim())))                                Directory.CreateDirectory(s_fif[i].DirectoryName.Replace(this.textBox1.Text.Trim(), this.textBox3.Text.Trim()));                            File.Copy(s_fif[i].FullName, s_fif[i].DirectoryName.Replace(this.textBox1.Text.Trim(), this.textBox3.Text.Trim()) + "\\" + n_fName, true);                        }                        fCount += 1;                    }                }            }            if (s_dif.Length > 0)            {                for (int i = 0; i < s_dif.Length; i++)                {                    DealWithFile(path+"\\"+s_dif[i].Name);                }            }                    }        private void button3_Click(object sender, EventArgs e)        {            if (this.folderBrowserDialog1.ShowDialog() == DialogResult.OK)            {                this.textBox3.Text = this.folderBrowserDialog1.SelectedPath;            }        }    }}