private async void FillListBox(List <int> filesList) { foreach (var fileID in filesList) { var fileInformation = await HttpClientService.HeadRequest("http://" + ClientForm.HttpServerDomain + ":" + ClientForm.HttpServerPort.ToString() + "/" + fileID.ToString()); MatchingFiles.AddFile(lbFiles.Items.Add(fileInformation.Name + " " + fileInformation.Size), fileID); } }