private void SelectImagesClick(object sender, RoutedEventArgs e) { string[] imgs = ImageTools.openFileMultiSelectDialog("Select a PNG image"); foreach (string img in imgs) { if (string.IsNullOrEmpty(img)) { continue; } TextureConversionEntry entry = new TextureConversionEntry(); entry.ImageName = img; MainWindow.instance.ConvertRecords.Add(entry); } }