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;
//download?by?http://www.codefans.net
using?System.IO;
namespace?Case09_9
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button3_Click（object?sender?EventArgs?e）
????????{
????????????if?（textBox2.Text?!=?““）
????????????{
????????????????foreach?（object?o?in?listBox1.SelectedItems）??????//利用foreach循環(huán)把源目錄中選擇的文件復(fù)制到目標(biāo)文件夾中
????????????????{
????????????????????File.Copy（textBox1.Text?+?“\\“?+?o.ToString（）?textBox2.Text?+?“\\“?+?o.ToString（））;
????????????????}
????????????????int?myx?=?listBox1.SelectedItems.Count;???????????????????//復(fù)制文件的個(gè)數(shù)
????????????????string?mystr?=?“已成功復(fù)制“?+?myx.ToString（）?+?“個(gè)文件“;
????????????????MessageBox.Show（this?mystr?“信息提示“?MessageBoxButtons.OK?MessageBoxIcon.Information）;
????????????}
????????????else
????????????{
????????????????MessageBox.Show（this?“目標(biāo)文件夾不能為空！“?“信息提示“?MessageBoxButtons.OK?MessageBoxIcon.Information）;
????????????}
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????folderBrowserDialog1.ShowDialog（）;???????//瀏覽文件夾對(duì)話框
????????????textBox1.Text?=?folderBrowserDialog1.SelectedPath;????//提取源目錄路徑及名稱(chēng)
????????????if?（textBox1.Text?!=?““）
????????????{
????????????????DirectoryInfo?dir?=?new?DirectoryInfo（textBox1.Text）;
????????????????FileInfo[]?f?=?dir.GetFiles（）;?????????//提取源目錄中所有文件
????????????????for?（int?i?=?0;?i?????????????????{
????????????????????listBox1.Items.Add（f[i]）;?????//利用for循環(huán)添加到列表框中
????????????????}
????????????}
????????????else
????????????{
????????????????MessageBox.Show（this?“沒(méi)有選擇源文件夾！“?“信息提示“?MessageBoxButtons.OK?MessageBoxIcon.Information）;
????????????}

????????}

????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????folderBrowserDialog1.ShowDialog（）;??????//瀏覽文件夾對(duì)話框
????????????textBox2.Text?=?folderBrowserDialog1.SelectedPath;
????????}

????????private?void?button4_Click（object?sender?EventArgs?e）
????????{
????????????this.Close（）;
????????????Application.Exit（）;
????????}
????}
}

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
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????????????????48655????????????????????16