C#备份收藏夹代码

//添加系统引用

using System.IO;

private void 备份收藏夹ToolStripMenuItem_Click(object sender, EventArgs e)
{

string BackupFavoritePath;
string SystemFavoritePath = GetSystemFavoritePath();
FolderBrowserDialog myfolderBrowserDialog = new FolderBrowserDialog();
myfolderBrowserDialog.RootFolder = Environment.SpecialFolder.Desktop;
if (myfolderBrowserDialog.ShowDialog() == DialogResult.OK)
{
if (myfolderBrowserDialog.SelectedPath != "")
{
BackupFavoritePath = myfolderBrowserDialog.SelectedPath;
CopyDir(SystemFavoritePath, BackupFavoritePath);

}
else
{
return;
}
}
}

/// <summary>
/// 从注册表获取收藏夹路径
/// </summary>
/// <returns></returns>
private static string GetSystemFavoritePath()
{
string strSystemFavoritePath = "";
RegistryKey hklm = Registry.CurrentUser;
RegistryKey software = hklm.OpenSubKey(@"Software/Microsoft/Windows/CurrentVersion/Explorer/Shell Folders", true);
if (software == null)
{
strSystemFavoritePath = "读取失败";
}
else
{
strSystemFavoritePath = software.GetValue("Favorites").ToString();
}
return strSystemFavoritePath;
}

/// <summary>
/// 循环递归拷贝目录文件函数
/// </summary>
/// <param name="sourcePath"></param>
/// <param name="targetPath"></param>
private void CopyDir(string sourcePath, string targetPath)
{
try
{
// 检查目标目录是否以目录分割字符结束如果不是则添加之
if (targetPath[targetPath.Length - 1] != System.IO.Path.DirectorySeparatorChar)
{
targetPath += System.IO.Path.DirectorySeparatorChar;
}

// 判断目标目录是否存在如果不存在则新建之
if (!System.IO.Directory.Exists(targetPath))
{
System.IO.Directory.CreateDirectory(targetPath);
}

// 得到源目录的文件列表，该里面是包含文件以及目录路径的一个数组
// 如果你指向copy目标文件下面的文件而不包含目录请使用下面的方法
// string[] fileList = Directory.GetFiles(sourcePath);
string[] fileList = System.IO.Directory.GetFileSystemEntries(sourcePath);

// 遍历所有的文件和目录
foreach (string file in fileList)
{
// 先当作目录处理如果存在这个目录就递归Copy该目录下面的文件
if (System.IO.Directory.Exists(file))
{
CopyDir(file, targetPath + System.IO.Path.GetFileName(file));
}

// 否则直接Copy文件
else
{
System.IO.File.Copy(file, targetPath + System.IO.Path.GetFileName(file), true);
}
}
}

catch (Exception e)
{
throw;
}
}