public static frmBookings GetInstance() { if (BookingsForm == null) { BookingsForm = new frmBookings(); } return(BookingsForm); }
private void frmBookings_FormClosed(object sender, FormClosedEventArgs e) { BookingsForm = null; }
private void button1_Click(object sender, EventArgs e) { frmBookings bookingsForm = frmBookings.GetInstance(); bookingsForm.Show(); }