From eb30882b0971ce6d00199198aacbeb6aaa58d0ee Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Fri, 28 Oct 2016 23:40:12 +0900
Subject: [PATCH] More comments.

---
 osu.Game/Beatmaps/Drawable/BeatmapGroup.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/osu.Game/Beatmaps/Drawable/BeatmapGroup.cs b/osu.Game/Beatmaps/Drawable/BeatmapGroup.cs
index 9f83e62fcd..21ec4fbde0 100644
--- a/osu.Game/Beatmaps/Drawable/BeatmapGroup.cs
+++ b/osu.Game/Beatmaps/Drawable/BeatmapGroup.cs
@@ -114,6 +114,7 @@ namespace osu.Game.Beatmaps.Drawable
         {
             State = BeatmapGroupState.Expanded;
 
+            //we want to make sure one of our children is selected in the case none have been selected yet.
             if (SelectedPanel == null)
                 BeatmapPanels.First().State = PanelSelectedState.Selected;
         }