PKHeX.SAV_HallOfFame.B_Delete_Click C# (CSharp) Method

        private void B_Delete_Click(object sender, EventArgs e)
        {
            if (LB_DataEntry.SelectedIndex < 1) { Util.Alert("Cannot delete your first Hall of Fame Clear entry."); return; }
            int index = LB_DataEntry.SelectedIndex;
            if (Util.Prompt(MessageBoxButtons.YesNo, String.Format("Delete Entry {0} from your records?", index)) 
                != DialogResult.Yes) return;

            int offset = index * 0x1B4;
            if (index != 15) Array.Copy(data, offset + 0x1B4, data, offset, 0x1B4 * (15 - index));
            // Ensure Last Entry is Cleared
            Array.Copy(new byte[0x1B4], 0, data, 0x1B4 * 15, 0x1B4);
            displayEntry(LB_DataEntry, null);
        }