xmlDeser/Vlimport/Transporter.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using System.Xml.XPath;
using System.IO;
using System.Xml.Linq;
using Wmhelp.XPath2;
using System.Windows.Forms;

namespace Vlimport
{
    public class Transporter
    {
        public void CollectItems(string filePath, ListBox Itemlist)
        {

            XmlDocument xDoc = new XmlDocument();
            xDoc.Load(filePath.ToString());
            XmlElement xRoot = xDoc.DocumentElement;

            

            XmlNodeList mySearch = xRoot.XPath2SelectNodes("//Object[ends-with(@Name,'_oper')]");


            foreach (XmlNode oper in mySearch)
            {
                List<Operations> operations = new List<Operations>(); //Объявляю список

                //Operations operation = new Operations();



                var operId = oper.XPath2SelectSingleNode("//Attribute[@Name='indexoper']").Attributes["Value"].Value;
                var operName = oper.XPath2SelectSingleNode("//Attribute[@Name='nameoper']").Attributes["Value"].Value;

                //Itemlist.Items.Add($"{operId} {operName}"); // Тут мы добавляем название операций прямо в листвью

                operations.Add(new Operations(operId, operName));

                foreach (XmlNode step in oper.XPath2SelectNodes("//Object[ends-with(@Name,'_step')]"))
                {
                    var stepNum = step.XPath2SelectSingleNode("//Attribute[@Name='numstep']").Attributes["Value"].Value;
                    var stepName = step.XPath2SelectSingleNode("//Attribute[@Name='name']").Attributes["Value"].Value;

                    //Itemlist.Items.Add($"   {stepNum}. {stepName}"); // Тут добавляем название переходов в листвью

                    operations.Add(new Operations(stepNum, stepName));

                }
                foreach (Operations op in operations)
                {
                    Itemlist.Items.Add(op);
                }
            }


        }
    }
}