From 58476d5429985109a13240c481da362449489167 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Wed, 27 Dec 2023 02:33:02 +0900
Subject: [PATCH] Allow `ExpandingContainer` to not auto expand on hover

---
 osu.Game/Graphics/Containers/ExpandingContainer.cs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/osu.Game/Graphics/Containers/ExpandingContainer.cs b/osu.Game/Graphics/Containers/ExpandingContainer.cs
index 60b9e6a167..2abdb508ae 100644
--- a/osu.Game/Graphics/Containers/ExpandingContainer.cs
+++ b/osu.Game/Graphics/Containers/ExpandingContainer.cs
@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
@@ -26,6 +24,8 @@ public partial class ExpandingContainer : Container, IExpandingContainer
         /// </summary>
         protected virtual double HoverExpansionDelay => 0;
 
+        protected virtual bool ExpandOnHover => true;
+
         protected override Container<Drawable> Content => FillFlow;
 
         protected FillFlowContainer FillFlow { get; }
@@ -53,7 +53,7 @@ protected ExpandingContainer(float contractedWidth, float expandedWidth)
             };
         }
 
-        private ScheduledDelegate hoverExpandEvent;
+        private ScheduledDelegate? hoverExpandEvent;
 
         protected override void LoadComplete()
         {
@@ -93,6 +93,9 @@ protected override void OnHoverLost(HoverLostEvent e)
 
         private void updateHoverExpansion()
         {
+            if (!ExpandOnHover)
+                return;
+
             hoverExpandEvent?.Cancel();
 
             if (IsHovered && !Expanded.Value)