private void AppendAppSettingsElements(XmlDocument xdoc, ref XmlNode xAppSettingsNode)
        {
            //App Settings Elements
            XmlElement xColorTheme = xdoc.CreateElement("ColorTheme");

            xColorTheme.InnerText = ColorTheme.ToString();
            xAppSettingsNode.AppendChild(xColorTheme);

            XmlElement xElement = xdoc.CreateElement("LanguageCode");

            xElement.InnerText = LanguageCode;
            xAppSettingsNode.AppendChild(xElement);

            XmlElement xPriceList = xdoc.CreateElement("PositionPrices");

            AppendAllPositionPrices(xdoc, xPriceList, xAppSettingsNode);
            xAppSettingsNode.AppendChild(xPriceList);
        }
        private string GetColorThemeName(ColorTheme colorTheme)
        {
            return colorTheme.ToString();

              //switch (colorTheme)
              //{
              //  case ViewModel.ColorTheme.Black:
              //    return "";

              //  case ViewModel.ColorTheme.Blue:
              //    return "";

              //  case ViewModel.ColorTheme.Green:
              //    return "";

              //  case ViewModel.ColorTheme.White:
              //    return "";

              //  case ViewModel.ColorTheme.Metal:
              //    return "";

              //  case ViewModel.ColorTheme.Red:
              //  default:
              //    return "";
              //}
        }