From ab308d28d2ae40350e41b974b7772afd8e175865 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Tue, 3 Nov 2020 01:08:35 +0900
Subject: [PATCH] Debounce calls to UpdateTernaryStates

Just something I noticed in passing recently which may help with
reducing performance overhead of some batch operations.
---
 osu.Game/Screens/Edit/Compose/Components/SelectionHandler.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/osu.Game/Screens/Edit/Compose/Components/SelectionHandler.cs b/osu.Game/Screens/Edit/Compose/Components/SelectionHandler.cs
index e346630235..c2441b31a9 100644
--- a/osu.Game/Screens/Edit/Compose/Components/SelectionHandler.cs
+++ b/osu.Game/Screens/Edit/Compose/Components/SelectionHandler.cs
@@ -419,11 +419,11 @@ namespace osu.Game.Screens.Edit.Compose.Components
             };
 
             // bring in updates from selection changes
-            EditorBeatmap.HitObjectUpdated += _ => UpdateTernaryStates();
+            EditorBeatmap.HitObjectUpdated += _ => Scheduler.AddOnce(UpdateTernaryStates);
             EditorBeatmap.SelectedHitObjects.CollectionChanged += (sender, args) =>
             {
                 Scheduler.AddOnce(updateVisibility);
-                UpdateTernaryStates();
+                Scheduler.AddOnce(UpdateTernaryStates);
             };
         }