protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);

            DataTable dtArtists = new DataTable();

            #region fetch data for artists

            Mono.Data.Sqlite.SqliteConnection  cn      = new Mono.Data.Sqlite.SqliteConnection("library.sqlite");
            Mono.Data.Sqlite.SqliteCommand     comm    = new Mono.Data.Sqlite.SqliteCommand(cn);
            Mono.Data.Sqlite.SqliteDataAdapter adapter = new Mono.Data.Sqlite.SqliteDataAdapter(comm);
            comm.CommandText = @"
SELECT  name, id, fetched
FROM    artists
";
            adapter.Fill(dtArtists);

            #endregion

            if (dtArtists.Rows.Count == 0)
            {
                List <SubsonicItem> artists = Subsonic.GetIndexes();

                foreach (SubsonicItem artist in artists)
                {
                    DataRow dr = dtArtists.NewRow();
                    dr["name"]     = artist.name;
                    dr["id"]       = artist.id;
                    dr["feteched"] = DateTime.Now.ToString();
                    dtArtists.Rows.Add(dr);

                    comm             = new Mono.Data.Sqlite.SqliteCommand(cn);
                    comm.CommandText = @"
INSERT INTO artists (name, id, fetched)
VALUES(@name, @id, @fetched);
";
                    comm.Parameters.AddWithValue("@name", artist.name);
                    comm.Parameters.AddWithValue("@id", artist.id);
                    comm.Parameters.AddWithValue("@fetched", DateTime.Now.ToString());

                    if (cn.State != ConnectionState.Open)
                    {
                        cn.Open();
                    }
                    comm.ExecuteNonQuery();
                }

                if (cn.State != ConnectionState.Closed)
                {
                    cn.Close();
                }
            }

            rptArtists.DataSource = dtArtists;
            rptArtists.DataBind();
        }
        private void btnGetSongs_Click(object sender, EventArgs e)
        {
            artists = Subsonic.GetIndexes();
            tvArtists.BeginUpdate();

            string firstLetter = "";
            int    treeIndex   = -1;

            foreach (KeyValuePair <string, string> kvp in artists)
            {
                string thisFirstLetter = GetFirstLetter(kvp.Key);
                if (thisFirstLetter != firstLetter)
                {
                    firstLetter = thisFirstLetter;
                    tvArtists.Nodes.Add(firstLetter);
                    treeIndex++;
                }

                tvArtists.Nodes[treeIndex].Nodes.Add(kvp.Key);
            }

            tvArtists.EndUpdate();
        }