private void addSongAnotherButton_Click(object sender, EventArgs e)
{
// The user clicked on the AddSong Another Song button.
this.DialogResult = DialogResult.Yes; // This passes Yes back
string title = this.songNameTextBox.Text;
int artistId;
int.TryParse(artistComboBox.SelectedValue.ToString(), out artistId);
int albumId;
int.TryParse(albumTitleComboBox.SelectedValue.ToString(), out albumId);
int trackNumber;
int.TryParse(songTrackNumberTextBox.Text, out trackNumber);
int songRating = ratingComboBox.SelectedIndex; //the index corresponds to 0-5
int trackLength; // seconds
int.TryParse(songTrackLengthTextBox.Text, out trackLength);
int genreId;
int.TryParse(genreComboBox.SelectedValue.ToString(), out genreId);
//todo: validation
int SongId = Song.AddSong(title, artistId, albumId, trackNumber, songRating, trackLength, genreId);
string msg = "SongID=" + SongId.ToString();
MessageBox.Show(msg);
}