Canguro.Commands.Forms.SectionsGUI.saveButton_Click C# (CSharp) Метод

        private void saveButton_Click(object sender, EventArgs e)
        {
            Canguro.Model.UnitSystem.UnitSystemsManager.Instance.Enabled = false;
            string path = "";
            string currentPath = model.CurrentPath;
            System.Windows.Forms.SaveFileDialog dlg = new System.Windows.Forms.SaveFileDialog();
            dlg.Filter = "Treu Structure Sections (*.xsec)|*.xsec";
            dlg.DefaultExt = "xsec";
            dlg.AddExtension = true;
            dlg.FileName = currentPath;
            if (dlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                path = dlg.FileName;
            try
            {
                if (path.Length > 0)
                {
                    System.Xml.XmlTextWriter xml = new System.Xml.XmlTextWriter(path, System.Text.ASCIIEncoding.ASCII);
                    xml.WriteStartDocument();

                    xml.WriteStartElement("Sections");

                    xml.WriteStartElement("Frame_Section_Properties_01_-_General");
                    foreach (Section sec in model.Sections)
                        if (sec is FrameSection)
                            Canguro.Model.Serializer.Serializer.writeFrameSection(xml, (FrameSection)sec);
                    xml.WriteEndElement();

                    xml.WriteStartElement("Frame_Section_Properties_03_-_Concrete_Beam");
                    foreach (Section sec in model.Sections)
                        if (sec is FrameSection && ((FrameSection)sec).ConcreteProperties is ConcreteBeamSectionProps)
                            Canguro.Model.Serializer.Serializer.writeConcreteBeamAssigments(xml, (FrameSection)sec);
                    xml.WriteEndElement();

                    xml.WriteStartElement("Frame_Section_Properties_02_-_Concrete_Column");
                    foreach (Section sec in model.Sections)
                        if (sec is FrameSection && ((FrameSection)sec).ConcreteProperties is ConcreteColumnSectionProps)
                            Canguro.Model.Serializer.Serializer.writeConcreteColumnSectionProps(xml, (FrameSection)sec);
                    xml.WriteEndElement();

                    xml.WriteEndElement();
                    xml.Close();
                }
            }
            finally
            {
                Canguro.Model.UnitSystem.UnitSystemsManager.Instance.Enabled = true;
            }
        }