AppName.cs

public string AppName
        {
            get
            {
                if (!string.IsNullOrEmpty(_appName))
                    return _appName;

                var name = System.Diagnostics.Process.GetCurrentProcess().ProcessName;
                if (string.IsNullOrEmpty(name))
                    throw new Exception("Can't establish app name!");

                _appName = name;
                return name;
            }
        }