private void GetIcons() { icons.Clear(); var directoryTypes = directoryTypeService.GetAll().ToList(); foreach (var item in directoryTypes) { var icon = iconService.GetById(item.IconId); if (icon == null) { continue; } var base64 = Convert.ToBase64String(icon); var img = $"<img width=\"16\" height=\"16\" src=\"data:image/png;base64,{base64}\" />"; icons[item.Id] = img; } }