void saveCFD_FileTypeChanged(object sender, EventArgs e) { CommonSaveFileDialog cfd = sender as CommonSaveFileDialog; if (cfd.SelectedFileTypeIndex == 1) { cfd.SetCollectedPropertyKeys(true, SystemProperties.System.Title, SystemProperties.System.Author); cfd.DefaultExtension = ".docx"; } else if (cfd.SelectedFileTypeIndex == 2) { cfd.SetCollectedPropertyKeys(true, SystemProperties.System.Photo.DateTaken, SystemProperties.System.Photo.CameraModel); cfd.DefaultExtension = ".jpg"; } }