C#获取文件夹

添加引用"System.Design.Dll"
添加命名空间"using System.Windows.Forms.Design; "

public   class  FolderDialog : FolderNameEditor
{
    FolderNameEditor.FolderBrowser fDialog  =   new
    System.Windows.Forms.Design.FolderNameEditor.FolderBrowser();
     public  FolderDialog()
    {
    }
     public  DialogResult DisplayDialog()
    {
         return  DisplayDialog( " 请选择一个文件夹 " );
    }
     public  DialogResult DisplayDialog( string  description)
    {
        fDialog.Description  =  description;
         return  fDialog.ShowDialog();
    }
     public   string  Path
    {
         get
        {
             return  fDialog.DirectoryPath;
        }
    }
     ~ FolderDialog()
    {
        fDialog.Dispose();
    }
}