public void FillComboBox(ArenaLadder ladder)
        {
            if (ladder.ArenaTeams == null)
            {
                return;
            }

            var realms = ladder.ArenaTeams.Select(team => team.Realm).Distinct().ToArray();

            comboBox1.Items.Clear();
            comboBox1.Items.Insert(0, "");
            comboBox1.Items.AddRange(realms);
        }
        private void FillListView(ArenaLadder ladder)
        {
            if (ladderView.InvokeRequired)
            {
                ladderView.Invoke(new AddListViewItems(FillListView), ladder);
            }
            else
            {
                Ladder = ladder;

                m_filterForm.FillComboBox(Ladder);

                if (Ladder.ArenaTeams == null)
                {
                    ladderView.Items.Clear();
                    Text = String.Format("WoW Arena Ladder - {0}-{1}: 0 of 0 teams displayed", m_battlegroupName, m_client.Region.ToUpper());
                    return;
                }

                ladderView.BeginUpdate();

                ladderView.Items.Clear();

                Task <ListViewItem[]> .Factory.StartNew(() =>
                {
                    ListViewItem[] items = new ListViewItem[Ladder.ArenaTeams.Length];
                    for (int i = 0; i < items.Length; ++i)
                    {
                        items[i] = CreateListViewItemFromTeam(Ladder.ArenaTeams[i]);
                    }
                    return(items);
                }).ContinueWith((t) =>
                {
                    for (int i = 0; i < t.Result.Length; ++i)
                    {
                        AddListViewItem(t.Result[i]);
                    }
                }).ContinueWith((t) => Finish());
            }
        }