/// <summary>
/// 複製或剪下檔案至剪貼簿(方法）
/// </summary>
/// <param name="files">需要新增到剪下板的檔案路徑陣列</param>
/// <param name="cut">是否剪下true為剪下，false為複製</param>
public static void CopyToClipboard(string[] files, bool cut)
{
if (files == null) return;
IDataObject data = new DataObject(DataFormats.FileDrop, files);
MemoryStream memo = new MemoryStream(4);
byte[] bytes = new byte[] { (byte)(cut ? 2 : 5), 0, 0, 0 };
memo.Write(bytes, 0, bytes.Length);
data.SetData("Preferred DropEffect", memo);
Clipboard.SetDataObject(data);
}

/// <summary>
/// 獲取剪貼簿中的檔案列表（方法）
/// </summary>
/// <returns>System.Collections.List<string>返回剪下板中檔案路徑集合</returns>
public static List<string> GetClipboardList()
{
List<string> clipboardList=new List<string>();
System.Collections.Specialized.StringCollection sc = Clipboard.GetFileDropList();
for (int i = 0; i < sc.Count; i++)
{
string listfileName = sc[i];
clipboardList.Add(listfileName);
}
return clipboardList;
}

 ps:其實C#有file.copyto fileinfo.copyto

                  file.moveto fileinfo.moveto等方法。