private async Task AnalyzeList()
        {
            LineCollection();
            if (EAdress != null)
            {
                Html_Analyzer analyzer = new Html_Analyzer(TagSearch);
                foreach (var url in EAdress)
                {
                    var UrlCountResultCollection = await analyzer.TagSearchAsync(url);

                    if (UrlCountResultCollection != null)
                    {
                        URLsCount.Add(new UrlCount
                        {
                            Url   = UrlCountResultCollection.Url,
                            Count = UrlCountResultCollection.Count,
                            Tag   = TagSearch,
                        });
                        Progress++;
                        NotifyPropertyChanged("Progress");
                    }
                }
                Progress = 0;
                NotifyPropertyChanged("Progress");
                Message = "Aналіз завершений";
            }
            else
            {
                Message = "Файл з URL-адресою не выбран";
            }
            NotifyPropertyChanged("Message");
        }
 private void ClearList()
 {
     if (URLsCount.Count != 0)
     {
         URLsCount.Clear();
         Message = "список очищений!";
     }
     else
     {
         Message = "нічого видаляти";
     }
     NotifyPropertyChanged("Message");
 }