private void lstUsernames_SelectedIndexChanged(object sender, EventArgs e)
        {
            lstGames.Items.Clear();
            String           text    = lstUsernames.SelectedItems[0].Text;
            GameDbController db      = new GameDbController();
            Collection <int> gameIds = db.getGamesByUsername(text);

            for (int i = 0; i < gameIds.ToArray().Length; i++)
            {
                ListViewItem item = new ListViewItem();
                item.Text = "Game" + i.ToString();
                item.Tag  = gameIds.ToArray()[i];
                lstGames.Items.Add(item);
            }
        }