public static void ShowAppDialog() { using (var dialog = new AppSettingsDialog()) { dialog.InvertMouseWheel = InvertMouseWheel; dialog.DefaultImageType = DefaultImageType; dialog.SaveToImage = SaveToImage; dialog.SaveToPDF = SaveToPDF; dialog.SaveAt100 = SaveAt100; if (dialog.ShowDialog() == DialogResult.OK) { InvertMouseWheel = dialog.InvertMouseWheel; DefaultImageType = dialog.DefaultImageType; SaveAt100 = dialog.SaveAt100; SaveToImage = dialog.SaveToImage; SaveToPDF = dialog.SaveToPDF; } } }