System.Configuration.ClientSettingsStore.GetUserConfig C# (CSharp) Method

        private Configuration GetUserConfig(bool isRoaming) {
            ConfigurationUserLevel userLevel = isRoaming ? ConfigurationUserLevel.PerUserRoaming : 
                                                           ConfigurationUserLevel.PerUserRoamingAndLocal;

            return ClientSettingsConfigurationHost.OpenExeConfiguration(userLevel);
        }