public void ClearLists() { if (ListArtists != null) { ListArtists.Clear(); } if (ListTracks != null) { ListTracks.Clear(); } if (ListDurations != null) { ListDurations.Clear(); } if (ListDownloads != null) { ListDownloads.Clear(); } if (ListPlays != null) { ListPlays.Clear(); } if (ListTrackOptions != null) { ListTrackOptions.Clear(); } }
private void button1_Click_1(object sender, EventArgs e) { ListBox.ObjectCollection list = ListTracks.Items; Random random = new Random(); int w = list.Count; ListTracks.BeginUpdate(); while (w > 1) { w--; int u = random.Next(w + 1); object value = list[u]; list[u] = list[w]; list[w] = value; } ListTracks.EndUpdate(); ListTracks.Invalidate(); }