fyiReporting.RdlDesign.RdlDesigner.SetCustomColors C# (CSharp) Method

        internal static void SetCustomColors(int[] colors)
        {
            string optFileName = AppDomain.CurrentDomain.BaseDirectory + "designerstate.xml";

            StringBuilder sb = new StringBuilder();
            foreach (int c in colors)
            {
                sb.Append(c.ToString());
                sb.Append(",");
            }

            sb.Remove(sb.Length - 1, 1);	// remove last ","
            try
            {
                XmlDocument xDoc = new XmlDocument();
                xDoc.PreserveWhitespace = false;
                xDoc.Load(optFileName);
                XmlNode xNode;
                xNode = xDoc.SelectSingleNode("//designerstate");

                // Loop thru all the child nodes
                XmlNode cNode = null;
                foreach (XmlNode xNodeLoop in xNode.ChildNodes)
                {
                    if (xNodeLoop.Name == "CustomColors")
                    {
                        cNode = xNodeLoop;
                        break;
                    }
                }

                if (cNode == null)
                {
                    cNode = xDoc.CreateElement("CustomColors");
                    xNode.AppendChild(cNode);
                }

                cNode.InnerText = sb.ToString();

                xDoc.Save(optFileName);
            }
            catch (Exception e)
            {
                MessageBox.Show(e.Message, Strings.RdlDesigner_Show_CustomColorSaveFailed);
            }
            return;
        }