) { string path = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Windows), string.Format("tfadxp{0}.txt", "80")); try { if (File.Exists(path)) { File.Delete(path); } using (StreamWriter streamWriter = File.CreateText(path)) { streamWriter.WriteLine("test successful - {0}", DateTime.Now); streamWriter.Close(); } if (!File.Exists(path)) { return AdminRightsError(); } File.Delete(path); } catch (Exception) { return AdminRightsError(); } return true; } private static bool AdminRightsError() { MessageBox.Show("I can not continue, You should run me with administrative priveleges.\n\nRight click on me and select \"Run as administrator\" menu.", "You are NOT ADMINISTRATOR!", MessageBoxButtons.OK, MessageBoxIcon.Hand); return false; } 相关文章：