void showHorseRaceViewMenuItem_Click(object sender, System.EventArgs e) { if (horseRaceDlg == null) { horseRaceDlg = new HorseRaceDlg(this.selectedGroup.ToString(), this.BarDuration); horseRaceDlg.Disposed += horseRaceDlg_Disposed; } horseRaceDlg.Show(); }
void horseRaceDlg_Disposed(object sender, EventArgs e) { this.horseRaceDlg = null; }