Merge remote-tracking branch 'upstream/master' into grids-4

osu.Desktop/Updater/VelopackUpdateManager.cs

@@ -66,7 +66,7 @@ namespace osu.Desktop.Updater
                     {
                         Activated = () =>
                         {
-                            restartToApplyUpdate();
+                            Task.Run(restartToApplyUpdate);
                             return true;
                         }
                     });
@@ -88,7 +88,11 @@ namespace osu.Desktop.Updater
                 {
                     notification = new UpdateProgressNotification
                     {
-                        CompletionClickAction = restartToApplyUpdate,
+                        CompletionClickAction = () =>
+                        {
+                            Task.Run(restartToApplyUpdate);
+                            return true;
+                        },
                     };
 
                     Schedule(() => notificationOverlay.Post(notification));
@@ -127,13 +131,10 @@ namespace osu.Desktop.Updater
             return true;
         }
 
-        private bool restartToApplyUpdate()
+        private async Task restartToApplyUpdate()
         {
-            // TODO: Migrate this to async flow whenever available (see https://github.com/ppy/osu/pull/28743#discussion_r1740505665).
+            await updateManager.WaitExitThenApplyUpdatesAsync(pendingUpdate?.TargetFullRelease).ConfigureAwait(false);
-            // Currently there's an internal Thread.Sleep(300) which will cause a stutter when the user clicks to restart.
-            updateManager.WaitExitThenApplyUpdates(pendingUpdate?.TargetFullRelease);
             Schedule(() => game.AttemptExit());
-            return true;
         }
     }
 }

osu.Desktop/osu.Desktop.csproj

@@ -26,7 +26,7 @@
   <ItemGroup Label="Package References">
     <PackageReference Include="System.IO.Packaging" Version="8.0.0" />
     <PackageReference Include="DiscordRichPresence" Version="1.2.1.24" />
-    <PackageReference Include="Velopack" Version="0.0.598-g933b2ab" />
+    <PackageReference Include="Velopack" Version="0.0.626" />
   </ItemGroup>
   <ItemGroup Label="Resources">
     <EmbeddedResource Include="lazer.ico" />

osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs

@@ -3,7 +3,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Beatmaps;
 using osu.Game.Rulesets.Catch.Difficulty.Preprocessing;
@@ -44,7 +43,7 @@ namespace osu.Game.Rulesets.Catch.Difficulty
                 StarRating = Math.Sqrt(skills[0].DifficultyValue()) * difficulty_multiplier,
                 Mods = mods,
                 ApproachRate = preempt > 1200.0 ? -(preempt - 1800.0) / 120.0 : -(preempt - 1200.0) / 150.0 + 5.0,
-                MaxCombo = beatmap.HitObjects.Count(h => h is Fruit) + beatmap.HitObjects.OfType<JuiceStream>().SelectMany(j => j.NestedHitObjects).Count(h => !(h is TinyDroplet)),
+                MaxCombo = beatmap.GetMaxCombo(),
             };
 
             return attributes;

osu.Game.Rulesets.Osu/Difficulty/OsuDifficultyCalculator.cs

@@ -81,7 +81,6 @@ namespace osu.Game.Rulesets.Osu.Difficulty
 
             double preempt = IBeatmapDifficultyInfo.DifficultyRange(beatmap.Difficulty.ApproachRate, 1800, 1200, 450) / clockRate;
             double drainRate = beatmap.Difficulty.DrainRate;
-            int maxCombo = beatmap.GetMaxCombo();
 
             int hitCirclesCount = beatmap.HitObjects.Count(h => h is HitCircle);
             int sliderCount = beatmap.HitObjects.Count(h => h is Slider);
@@ -104,7 +103,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty
                 ApproachRate = preempt > 1200 ? (1800 - preempt) / 120 : (1200 - preempt) / 150 + 5,
                 OverallDifficulty = (80 - hitWindowGreat) / 6,
                 DrainRate = drainRate,
-                MaxCombo = maxCombo,
+                MaxCombo = beatmap.GetMaxCombo(),
                 HitCircleCount = hitCirclesCount,
                 SliderCount = sliderCount,
                 SpinnerCount = spinnerCount,

osu.Game.Rulesets.Osu/Edit/OsuSelectionScaleHandler.cs

@@ -105,9 +105,7 @@ namespace osu.Game.Rulesets.Osu.Edit
             // is not looking to change the duration of the slider but expand the whole pattern.
             if (objectsInScale.Count == 1 && objectsInScale.First().Key is Slider slider)
             {
-                var originalInfo = objectsInScale[slider];
+                scaleSlider(slider, scale, actualOrigin, objectsInScale[slider], axisRotation);
-                Debug.Assert(originalInfo.PathControlPointPositions != null && originalInfo.PathControlPointTypes != null);
-                scaleSlider(slider, scale, originalInfo.PathControlPointPositions, originalInfo.PathControlPointTypes, axisRotation);
             }
             else
             {
@@ -159,21 +157,25 @@ namespace osu.Game.Rulesets.Osu.Edit
             return scale;
         }
 
-        private void scaleSlider(Slider slider, Vector2 scale, Vector2[] originalPathPositions, PathType?[] originalPathTypes, float axisRotation = 0)
+        private void scaleSlider(Slider slider, Vector2 scale, Vector2 origin, OriginalHitObjectState originalInfo, float axisRotation = 0)
         {
+            Debug.Assert(originalInfo.PathControlPointPositions != null && originalInfo.PathControlPointTypes != null);
+
             scale = Vector2.ComponentMax(scale, new Vector2(Precision.FLOAT_EPSILON));
 
             // Maintain the path types in case they were defaulted to bezier at some point during scaling
             for (int i = 0; i < slider.Path.ControlPoints.Count; i++)
             {
-                slider.Path.ControlPoints[i].Position = GeometryUtils.GetScaledPosition(scale, Vector2.Zero, originalPathPositions[i], axisRotation);
+                slider.Path.ControlPoints[i].Position = GeometryUtils.GetScaledPosition(scale, Vector2.Zero, originalInfo.PathControlPointPositions[i], axisRotation);
-                slider.Path.ControlPoints[i].Type = originalPathTypes[i];
+                slider.Path.ControlPoints[i].Type = originalInfo.PathControlPointTypes[i];
             }
 
             // Snap the slider's length to the current beat divisor
             // to calculate the final resulting duration / bounding box before the final checks.
             slider.SnapTo(snapProvider);
 
+            slider.Position = GeometryUtils.GetScaledPosition(scale, origin, originalInfo.Position, axisRotation);
+
             //if sliderhead or sliderend end up outside playfield, revert scaling.
             Quad scaledQuad = GeometryUtils.GetSurroundingQuad(new OsuHitObject[] { slider });
             (bool xInBounds, bool yInBounds) = isQuadInBounds(scaledQuad);
@@ -182,7 +184,9 @@ namespace osu.Game.Rulesets.Osu.Edit
                 return;
 
             for (int i = 0; i < slider.Path.ControlPoints.Count; i++)
-                slider.Path.ControlPoints[i].Position = originalPathPositions[i];
+                slider.Path.ControlPoints[i].Position = originalInfo.PathControlPointPositions[i];
+
+            slider.Position = originalInfo.Position;
 
             // Snap the slider's length again to undo the potentially-invalid length applied by the previous snap.
             slider.SnapTo(snapProvider);

osu.Game.Rulesets.Osu/Edit/PreciseScalePopover.cs

@@ -10,7 +10,10 @@ using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.UI;
+using osu.Game.Screens.Edit;
 using osu.Game.Screens.Edit.Components.RadioButtons;
 using osuTK;
 
@@ -35,6 +38,8 @@ namespace osu.Game.Rulesets.Osu.Edit
         private OsuCheckbox xCheckBox = null!;
         private OsuCheckbox yCheckBox = null!;
 
+        private BindableList<HitObject> selectedItems { get; } = new BindableList<HitObject>();
+
         public PreciseScalePopover(OsuSelectionScaleHandler scaleHandler, OsuGridToolboxGroup gridToolbox)
         {
             this.scaleHandler = scaleHandler;
@@ -44,8 +49,10 @@ namespace osu.Game.Rulesets.Osu.Edit
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(EditorBeatmap editorBeatmap)
         {
+            selectedItems.BindTo(editorBeatmap.SelectedHitObjects);
+
             Child = new FillFlowContainer
             {
                 Width = 220,
@@ -191,14 +198,26 @@ namespace osu.Game.Rulesets.Osu.Edit
             updateAxisCheckBoxesEnabled();
         }
 
-        private Vector2? getOriginPosition(PreciseScaleInfo scale) =>
+        private Vector2? getOriginPosition(PreciseScaleInfo scale)
-            scale.Origin switch
         {
-                ScaleOrigin.GridCentre => gridToolbox.StartPosition.Value,
+            switch (scale.Origin)
-                ScaleOrigin.PlayfieldCentre => OsuPlayfield.BASE_SIZE / 2,
+            {
-                ScaleOrigin.SelectionCentre => null,
+                case ScaleOrigin.GridCentre:
-                _ => throw new ArgumentOutOfRangeException(nameof(scale))
+                    return gridToolbox.StartPosition.Value;
-            };
+
+                case ScaleOrigin.PlayfieldCentre:
+                    return OsuPlayfield.BASE_SIZE / 2;
+
+                case ScaleOrigin.SelectionCentre:
+                    if (selectedItems.Count == 1 && selectedItems.First() is Slider slider)
+                        return slider.Position;
+
+                    return null;
+
+                default:
+                    throw new ArgumentOutOfRangeException(nameof(scale));
+            }
+        }
 
         private Axes getAdjustAxis(PreciseScaleInfo scale) => scale.XAxis ? scale.YAxis ? Axes.Both : Axes.X : Axes.Y;
 

osu.Game.Rulesets.Osu/Objects/Drawables/DrawableOsuHitObject.cs

@@ -91,19 +91,34 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
                     drawableObjectPiece.ApplyCustomUpdateState -= applyDimToDrawableHitObject;
                     drawableObjectPiece.ApplyCustomUpdateState += applyDimToDrawableHitObject;
                 }
-                else
+
+                // but at the end apply the transforms now regardless of whether this is a DHO or not.
+                // the above is just to ensure they don't get overwritten later.
                 applyDim(piece);
             }
+        }
 
-            void applyDim(Drawable piece)
+        protected override void ClearNestedHitObjects()
+        {
+            base.ClearNestedHitObjects();
+
+            // any dimmable pieces that are DHOs will be pooled separately.
+            // `applyDimToDrawableHitObject` is a closure that implicitly captures `this`,
+            // and because of separate pooling of parent and child objects, there is no guarantee that the pieces will be associated with `this` again on re-use.
+            // therefore, clean up the subscription here to avoid crosstalk.
+            // not doing so can result in the callback attempting to read things from `this` when it is in a completely bogus state (not in use or similar).
+            foreach (var piece in DimmablePieces.OfType<DrawableHitObject>())
+                piece.ApplyCustomUpdateState -= applyDimToDrawableHitObject;
+        }
+
+        private void applyDim(Drawable piece)
         {
             piece.FadeColour(new Color4(195, 195, 195, 255));
             using (piece.BeginDelayedSequence(InitialLifetimeOffset - OsuHitWindows.MISS_WINDOW))
                 piece.FadeColour(Color4.White, 100);
         }
 
-            void applyDimToDrawableHitObject(DrawableHitObject dho, ArmedState _) => applyDim(dho);
+        private void applyDimToDrawableHitObject(DrawableHitObject dho, ArmedState _) => applyDim(dho);
-        }
 
         protected sealed override double InitialLifetimeOffset => HitObject.TimePreempt;
 

osu.Game.Rulesets.Taiko/Difficulty/TaikoDifficultyCalculator.cs

@@ -14,7 +14,6 @@ using osu.Game.Rulesets.Taiko.Difficulty.Preprocessing;
 using osu.Game.Rulesets.Taiko.Difficulty.Preprocessing.Colour;
 using osu.Game.Rulesets.Taiko.Difficulty.Skills;
 using osu.Game.Rulesets.Taiko.Mods;
-using osu.Game.Rulesets.Taiko.Objects;
 using osu.Game.Rulesets.Taiko.Scoring;
 
 namespace osu.Game.Rulesets.Taiko.Difficulty
@@ -100,7 +99,7 @@ namespace osu.Game.Rulesets.Taiko.Difficulty
                 ColourDifficulty = colourRating,
                 PeakDifficulty = combinedRating,
                 GreatHitWindow = hitWindows.WindowFor(HitResult.Great) / clockRate,
-                MaxCombo = beatmap.HitObjects.Count(h => h is Hit),
+                MaxCombo = beatmap.GetMaxCombo(),
             };
 
             return attributes;

osu.Game.Tests/Utils/BindableValueAccessorTest.cs

@@ -0,0 +1,52 @@
+// 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.
+
+using NUnit.Framework;
+using osu.Framework.Bindables;
+using osu.Game.Utils;
+
+namespace osu.Game.Tests.Utils
+{
+    [TestFixture]
+    public class BindableValueAccessorTest
+    {
+        [Test]
+        public void GetValue()
+        {
+            const int value = 1337;
+
+            BindableInt bindable = new BindableInt(value);
+            Assert.That(BindableValueAccessor.GetValue(bindable), Is.EqualTo(value));
+        }
+
+        [Test]
+        public void SetValue()
+        {
+            const int value = 1337;
+
+            BindableInt bindable = new BindableInt();
+            BindableValueAccessor.SetValue(bindable, value);
+
+            Assert.That(bindable.Value, Is.EqualTo(value));
+        }
+
+        [Test]
+        public void GetInvalidBindable()
+        {
+            BindableList<object> list = new BindableList<object>();
+            Assert.That(BindableValueAccessor.GetValue(list), Is.EqualTo(list));
+        }
+
+        [Test]
+        public void SetInvalidBindable()
+        {
+            const int value = 1337;
+
+            BindableList<int> list = new BindableList<int> { value };
+            BindableValueAccessor.SetValue(list, 2);
+
+            Assert.That(list, Has.Exactly(1).Items);
+            Assert.That(list[0], Is.EqualTo(value));
+        }
+    }
+}

osu.Game.Tests/Visual/Ranking/TestSceneStatisticsPanel.cs

@@ -5,14 +5,18 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Threading;
 using NUnit.Framework;
+using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
+using osu.Framework.Testing;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
+using osu.Game.Graphics.UserInterface;
 using osu.Game.Online;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Difficulty;
@@ -23,6 +27,7 @@ using osu.Game.Screens.Ranking.Statistics;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Scoring;
 using osu.Game.Rulesets.UI;
+using osu.Game.Screens.Ranking.Statistics.User;
 using osu.Game.Tests.Resources;
 using osu.Game.Users;
 using osuTK;
@@ -80,6 +85,69 @@ namespace osu.Game.Tests.Visual.Ranking
             loadPanel(null);
         }
 
+        [Test]
+        public void TestStatisticsShownCorrectlyIfUpdateDeliveredBeforeLoad()
+        {
+            UserStatisticsWatcher userStatisticsWatcher = null!;
+            ScoreInfo score = null!;
+
+            AddStep("create user statistics watcher", () => Add(userStatisticsWatcher = new UserStatisticsWatcher()));
+            AddStep("set user statistics update", () =>
+            {
+                score = TestResources.CreateTestScoreInfo();
+                score.OnlineID = 1234;
+                ((Bindable<UserStatisticsUpdate>)userStatisticsWatcher.LatestUpdate).Value = new UserStatisticsUpdate(score,
+                    new UserStatistics
+                    {
+                        Level = new UserStatistics.LevelInfo
+                        {
+                            Current = 5,
+                            Progress = 20,
+                        },
+                        GlobalRank = 38000,
+                        CountryRank = 12006,
+                        PP = 2134,
+                        RankedScore = 21123849,
+                        Accuracy = 0.985,
+                        PlayCount = 13375,
+                        PlayTime = 354490,
+                        TotalScore = 128749597,
+                        TotalHits = 0,
+                        MaxCombo = 1233,
+                    }, new UserStatistics
+                    {
+                        Level = new UserStatistics.LevelInfo
+                        {
+                            Current = 5,
+                            Progress = 30,
+                        },
+                        GlobalRank = 36000,
+                        CountryRank = 12000,
+                        PP = (decimal)2134.5,
+                        RankedScore = 23897015,
+                        Accuracy = 0.984,
+                        PlayCount = 13376,
+                        PlayTime = 35789,
+                        TotalScore = 132218497,
+                        TotalHits = 0,
+                        MaxCombo = 1233,
+                    });
+            });
+            AddStep("load user statistics panel", () => Child = new DependencyProvidingContainer
+            {
+                CachedDependencies = [(typeof(UserStatisticsWatcher), userStatisticsWatcher)],
+                RelativeSizeAxes = Axes.Both,
+                Child = new UserStatisticsPanel(score)
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    State = { Value = Visibility.Visible },
+                    Score = { Value = score, }
+                }
+            });
+            AddUntilStep("overall ranking present", () => this.ChildrenOfType<OverallRanking>().Any());
+            AddUntilStep("loading spinner not visible", () => this.ChildrenOfType<LoadingLayer>().All(l => l.State.Value == Visibility.Hidden));
+        }
+
         private void loadPanel(ScoreInfo score) => AddStep("load panel", () =>
         {
             Child = new UserStatisticsPanel(score)

osu.Game.Tests/Visual/Settings/TestSceneDirectorySelector.cs

@@ -9,6 +9,11 @@ namespace osu.Game.Tests.Visual.Settings
 {
     public partial class TestSceneDirectorySelector : ThemeComparisonTestScene
     {
+        public TestSceneDirectorySelector()
+            : base(false)
+        {
+        }
+
         protected override Drawable CreateContent() => new OsuDirectorySelector
         {
             RelativeSizeAxes = Axes.Both

osu.Game.Tests/Visual/Settings/TestSceneFileSelector.cs

@@ -1,37 +1,49 @@
 // 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.
 
+using System;
 using NUnit.Framework;
-using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Shapes;
-using osu.Game.Graphics;
 using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Overlays;
 using osu.Game.Tests.Visual.UserInterface;
 
 namespace osu.Game.Tests.Visual.Settings
 {
     public partial class TestSceneFileSelector : ThemeComparisonTestScene
     {
-        [Resolved]
+        public TestSceneFileSelector()
-        private OsuColour colours { get; set; } = null!;
+            : base(false)
+        {
+        }
 
         [Test]
         public void TestJpgFilesOnly()
         {
             AddStep("create", () =>
             {
-                ContentContainer.Children = new Drawable[]
+                var colourProvider = new OverlayColourProvider(OverlayColourScheme.Aquamarine);
+
+                ContentContainer.Child = new DependencyProvidingContainer
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    CachedDependencies = new (Type, object)[]
+                    {
+                        (typeof(OverlayColourProvider), colourProvider)
+                    },
+                    Children = new Drawable[]
                     {
                         new Box
                         {
                             RelativeSizeAxes = Axes.Both,
-                        Colour = colours.GreySeaFoam
+                            Colour = colourProvider.Background3
                         },
                         new OsuFileSelector(validFileExtensions: new[] { ".jpg" })
                         {
                             RelativeSizeAxes = Axes.Both,
                         },
+                    }
                 };
             });
         }

osu.Game.Tests/Visual/UserInterface/TestSceneFormControls.cs

@@ -5,6 +5,7 @@ using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Cursor;
+using osu.Game.Beatmaps;
 using osu.Game.Graphics.Cursor;
 using osu.Game.Graphics.UserInterfaceV2;
 using osu.Game.Localisation;
@@ -94,6 +95,11 @@ namespace osu.Game.Tests.Visual.UserInterface
                             Instantaneous = false,
                             TabbableContentContainer = this,
                         },
+                        new FormEnumDropdown<CountdownType>
+                        {
+                            Caption = EditorSetupStrings.EnableCountdown,
+                            HintText = EditorSetupStrings.CountdownDescription,
+                        },
                     },
                 },
             }

osu.Game.Tournament/Screens/Setup/StablePathSelectScreen.cs

@@ -27,6 +27,9 @@ namespace osu.Game.Tournament.Screens.Setup
         [Resolved]
         private MatchIPCInfo ipc { get; set; } = null!;
 
+        [Cached]
+        private OverlayColourProvider colourProvider = new OverlayColourProvider(OverlayColourScheme.Blue);
+
         private OsuDirectorySelector directorySelector = null!;
         private DialogOverlay? overlay;
 

osu.Game/Beatmaps/BeatmapImporter.cs

@@ -198,8 +198,11 @@ namespace osu.Game.Beatmaps
 
             if (beatmapSet.OnlineID > 0)
             {
+                // Required local for iOS. Will cause runtime crash if inlined.
+                int onlineId = beatmapSet.OnlineID;
+
                 // OnlineID should really be unique, but to avoid catastrophic failure let's iterate just to be sure.
-                foreach (var existingSetWithSameOnlineID in realm.All<BeatmapSetInfo>().Where(b => b.OnlineID == beatmapSet.OnlineID))
+                foreach (var existingSetWithSameOnlineID in realm.All<BeatmapSetInfo>().Where(b => b.OnlineID == onlineId))
                 {
                     existingSetWithSameOnlineID.DeletePending = true;
                     existingSetWithSameOnlineID.OnlineID = -1;

osu.Game/Configuration/SettingSourceAttribute.cs

@@ -4,7 +4,6 @@
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.Linq;
 using System.Reflection;
 using JetBrains.Annotations;
@@ -15,6 +14,7 @@ using osu.Framework.Graphics;
 using osu.Framework.Localisation;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Overlays.Settings;
+using osu.Game.Utils;
 
 namespace osu.Game.Configuration
 {
@@ -228,10 +228,7 @@ namespace osu.Game.Configuration
                     return b.Value;
 
                 case IBindable u:
-                    // An unknown (e.g. enum) generic type.
+                    return BindableValueAccessor.GetValue(u);
-                    var valueMethod = u.GetType().GetProperty(nameof(IBindable<int>.Value));
-                    Debug.Assert(valueMethod != null);
-                    return valueMethod.GetValue(u)!;
 
                 default:
                     // fall back for non-bindable cases.

osu.Game/Graphics/UserInterfaceV2/FormDropdown.cs

@@ -0,0 +1,251 @@
+// 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.
+
+using System;
+using osu.Framework.Allocation;
+using osu.Framework.Extensions.ObjectExtensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Colour;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Graphics.UserInterface;
+using osu.Framework.Input.Events;
+using osu.Framework.Localisation;
+using osu.Game.Graphics.Sprites;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Overlays;
+using osuTK;
+
+namespace osu.Game.Graphics.UserInterfaceV2
+{
+    public partial class FormDropdown<T> : OsuDropdown<T>
+    {
+        /// <summary>
+        /// Caption describing this slider bar, displayed on top of the controls.
+        /// </summary>
+        public LocalisableString Caption { get; init; }
+
+        /// <summary>
+        /// Hint text containing an extended description of this slider bar, displayed in a tooltip when hovering the caption.
+        /// </summary>
+        public LocalisableString HintText { get; init; }
+
+        private FormDropdownHeader header = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            RelativeSizeAxes = Axes.X;
+
+            header.Caption = Caption;
+            header.HintText = HintText;
+        }
+
+        protected override DropdownHeader CreateHeader() => header = new FormDropdownHeader
+        {
+            Dropdown = this,
+        };
+
+        protected override DropdownMenu CreateMenu() => new FormDropdownMenu();
+
+        private partial class FormDropdownHeader : DropdownHeader
+        {
+            public FormDropdown<T> Dropdown { get; set; } = null!;
+
+            protected override DropdownSearchBar CreateSearchBar() => SearchBar = new FormDropdownSearchBar();
+
+            private LocalisableString captionText;
+            private LocalisableString hintText;
+            private LocalisableString labelText;
+
+            public LocalisableString Caption
+            {
+                get => captionText;
+                set
+                {
+                    captionText = value;
+
+                    if (caption.IsNotNull())
+                        caption.Caption = value;
+                }
+            }
+
+            public LocalisableString HintText
+            {
+                get => hintText;
+                set
+                {
+                    hintText = value;
+
+                    if (caption.IsNotNull())
+                        caption.TooltipText = value;
+                }
+            }
+
+            protected override LocalisableString Label
+            {
+                get => labelText;
+                set
+                {
+                    labelText = value;
+
+                    if (label.IsNotNull())
+                        label.Text = labelText;
+                }
+            }
+
+            protected new FormDropdownSearchBar SearchBar { get; set; } = null!;
+
+            private FormFieldCaption caption = null!;
+            private OsuSpriteText label = null!;
+            private SpriteIcon chevron = null!;
+
+            [Resolved]
+            private OverlayColourProvider colourProvider { get; set; } = null!;
+
+            [BackgroundDependencyLoader]
+            private void load()
+            {
+                RelativeSizeAxes = Axes.X;
+                AutoSizeAxes = Axes.None;
+                Height = 50;
+
+                Masking = true;
+                CornerRadius = 5;
+
+                Foreground.AutoSizeAxes = Axes.None;
+                Foreground.RelativeSizeAxes = Axes.Both;
+                Foreground.Padding = new MarginPadding(9);
+                Foreground.Children = new Drawable[]
+                {
+                    caption = new FormFieldCaption
+                    {
+                        Anchor = Anchor.TopLeft,
+                        Origin = Anchor.TopLeft,
+                        Caption = Caption,
+                        TooltipText = HintText,
+                    },
+                    label = new OsuSpriteText
+                    {
+                        RelativeSizeAxes = Axes.X,
+                        Anchor = Anchor.BottomLeft,
+                        Origin = Anchor.BottomLeft,
+                    },
+                    chevron = new SpriteIcon
+                    {
+                        Icon = FontAwesome.Solid.ChevronDown,
+                        Anchor = Anchor.CentreRight,
+                        Origin = Anchor.CentreRight,
+                        Size = new Vector2(16),
+                    },
+                };
+
+                AddInternal(new HoverClickSounds());
+            }
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+
+                Dropdown.Current.BindDisabledChanged(_ => updateState());
+                SearchBar.SearchTerm.BindValueChanged(_ => updateState(), true);
+                Dropdown.Menu.StateChanged += _ =>
+                {
+                    updateState();
+                    updateChevron();
+                };
+                SearchBar.TextBox.OnCommit += (_, _) =>
+                {
+                    Background.FlashColour(ColourInfo.GradientVertical(colourProvider.Background5, colourProvider.Dark2), 800, Easing.OutQuint);
+                };
+            }
+
+            protected override bool OnHover(HoverEvent e)
+            {
+                updateState();
+                return true;
+            }
+
+            protected override void OnHoverLost(HoverLostEvent e)
+            {
+                base.OnHoverLost(e);
+                updateState();
+            }
+
+            private void updateState()
+            {
+                label.Alpha = string.IsNullOrEmpty(SearchBar.SearchTerm.Value) ? 1 : 0;
+
+                caption.Colour = Dropdown.Current.Disabled ? colourProvider.Foreground1 : colourProvider.Content2;
+                label.Colour = Dropdown.Current.Disabled ? colourProvider.Foreground1 : colourProvider.Content1;
+                chevron.Colour = Dropdown.Current.Disabled ? colourProvider.Foreground1 : colourProvider.Content1;
+                DisabledColour = Colour4.White;
+
+                bool dropdownOpen = Dropdown.Menu.State == MenuState.Open;
+
+                if (!Dropdown.Current.Disabled)
+                {
+                    BorderThickness = IsHovered || dropdownOpen ? 2 : 0;
+                    BorderColour = dropdownOpen ? colourProvider.Highlight1 : colourProvider.Light4;
+
+                    if (dropdownOpen)
+                        Background.Colour = ColourInfo.GradientVertical(colourProvider.Background5, colourProvider.Dark3);
+                    else if (IsHovered)
+                        Background.Colour = ColourInfo.GradientVertical(colourProvider.Background5, colourProvider.Dark4);
+                    else
+                        Background.Colour = colourProvider.Background5;
+                }
+                else
+                {
+                    Background.Colour = colourProvider.Background4;
+                }
+            }
+
+            private void updateChevron()
+            {
+                bool open = Dropdown.Menu.State == MenuState.Open;
+                chevron.ScaleTo(open ? new Vector2(1f, -1f) : Vector2.One, 300, Easing.OutQuint);
+            }
+        }
+
+        private partial class FormDropdownSearchBar : DropdownSearchBar
+        {
+            public FormTextBox.InnerTextBox TextBox { get; private set; } = null!;
+
+            protected override void PopIn() => this.FadeIn();
+            protected override void PopOut() => this.FadeOut();
+
+            protected override TextBox CreateTextBox() => TextBox = new FormTextBox.InnerTextBox();
+
+            [BackgroundDependencyLoader]
+            private void load()
+            {
+                TextBox.Anchor = Anchor.BottomLeft;
+                TextBox.Origin = Anchor.BottomLeft;
+                TextBox.RelativeSizeAxes = Axes.X;
+                TextBox.Margin = new MarginPadding(9);
+            }
+        }
+
+        private partial class FormDropdownMenu : OsuDropdownMenu
+        {
+            [BackgroundDependencyLoader]
+            private void load(OverlayColourProvider colourProvider)
+            {
+                ItemsContainer.Padding = new MarginPadding(9);
+                Margin = new MarginPadding { Top = 5 };
+
+                MaskingContainer.BorderThickness = 2;
+                MaskingContainer.BorderColour = colourProvider.Highlight1;
+            }
+        }
+    }
+
+    public partial class FormEnumDropdown<T> : FormDropdown<T>
+        where T : struct, Enum
+    {
+        public FormEnumDropdown()
+        {
+            Items = Enum.GetValues<T>();
+        }
+    }
+}

osu.Game/Graphics/UserInterfaceV2/OsuDirectorySelector.cs

@@ -1,41 +1,72 @@
 // 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 System.IO;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.UserInterface;
 using osu.Game.Graphics.Containers;
+using osu.Game.Overlays;
 
 namespace osu.Game.Graphics.UserInterfaceV2
 {
     public partial class OsuDirectorySelector : DirectorySelector
     {
-        public const float ITEM_HEIGHT = 20;
+        public const float ITEM_HEIGHT = 16;
 
-        public OsuDirectorySelector(string initialPath = null)
+        private Box hiddenToggleBackground = null!;
+
+        public OsuDirectorySelector(string? initialPath = null)
             : base(initialPath)
         {
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(OverlayColourProvider colourProvider)
         {
-            Padding = new MarginPadding(10);
+            AddInternal(new Box
+            {
+                RelativeSizeAxes = Axes.Both,
+                Colour = colourProvider.Background5,
+                Depth = float.MaxValue,
+            });
+
+            hiddenToggleBackground.Colour = colourProvider.Background4;
         }
 
-        protected override ScrollContainer<Drawable> CreateScrollContainer() => new OsuScrollContainer();
+        protected override ScrollContainer<Drawable> CreateScrollContainer() => new OsuScrollContainer
+        {
+            Padding = new MarginPadding
+            {
+                Horizontal = 20,
+                Vertical = 15,
+            }
+        };
 
         protected override DirectorySelectorBreadcrumbDisplay CreateBreadcrumb() => new OsuDirectorySelectorBreadcrumbDisplay();
 
-        protected override Drawable CreateHiddenToggleButton() => new OsuDirectorySelectorHiddenToggle { Current = { BindTarget = ShowHiddenItems } };
+        protected override Drawable CreateHiddenToggleButton() => new Container
+        {
+            RelativeSizeAxes = Axes.Y,
+            AutoSizeAxes = Axes.X,
+            Children = new Drawable[]
+            {
+                hiddenToggleBackground = new Box
+                {
+                    RelativeSizeAxes = Axes.Both,
+                },
+                new OsuDirectorySelectorHiddenToggle
+                {
+                    Current = { BindTarget = ShowHiddenItems },
+                },
+            }
+        };
 
         protected override DirectorySelectorDirectory CreateParentDirectoryItem(DirectoryInfo directory) => new OsuDirectorySelectorParentDirectory(directory);
 
-        protected override DirectorySelectorDirectory CreateDirectoryItem(DirectoryInfo directory, string displayName = null) => new OsuDirectorySelectorDirectory(directory, displayName);
+        protected override DirectorySelectorDirectory CreateDirectoryItem(DirectoryInfo directory, string? displayName = null) => new OsuDirectorySelectorDirectory(directory, displayName);
 
         protected override void NotifySelectionError() => this.FlashColour(Colour4.Red, 300);
     }

osu.Game/Graphics/UserInterfaceV2/OsuDirectorySelectorBreadcrumbDisplay.cs

@@ -1,33 +1,51 @@
 // 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 System.IO;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.UserInterface;
 using osu.Game.Graphics.Sprites;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Overlays;
 using osuTK;
 
 namespace osu.Game.Graphics.UserInterfaceV2
 {
     internal partial class OsuDirectorySelectorBreadcrumbDisplay : DirectorySelectorBreadcrumbDisplay
     {
-        protected override Drawable CreateCaption() => new OsuSpriteText
+        public const float HEIGHT = 45;
+        public const float HORIZONTAL_PADDING = 20;
+
+        protected override Drawable CreateCaption() => Empty().With(d =>
         {
-            Text = "Current Directory: ",
+            d.Origin = Anchor.CentreLeft;
-            Font = OsuFont.Default.With(size: OsuDirectorySelector.ITEM_HEIGHT),
+            d.Anchor = Anchor.CentreLeft;
-        };
+            d.Alpha = 0;
+        });
 
         protected override DirectorySelectorDirectory CreateRootDirectoryItem() => new OsuBreadcrumbDisplayComputer();
 
-        protected override DirectorySelectorDirectory CreateDirectoryItem(DirectoryInfo directory, string displayName = null) => new OsuBreadcrumbDisplayDirectory(directory, displayName);
+        protected override DirectorySelectorDirectory CreateDirectoryItem(DirectoryInfo directory, string? displayName = null) => new OsuBreadcrumbDisplayDirectory(directory, displayName);
 
-        public OsuDirectorySelectorBreadcrumbDisplay()
+        [BackgroundDependencyLoader]
+        private void load(OverlayColourProvider colourProvider)
         {
-            Padding = new MarginPadding(15);
+            ((FillFlowContainer)InternalChild).Padding = new MarginPadding
+            {
+                Horizontal = HORIZONTAL_PADDING,
+                Vertical = 10,
+            };
+
+            AddInternal(new Box
+            {
+                RelativeSizeAxes = Axes.Both,
+                Colour = colourProvider.Background4,
+                Depth = 1,
+            });
         }
 
         private partial class OsuBreadcrumbDisplayComputer : OsuBreadcrumbDisplayDirectory
@@ -40,26 +58,67 @@ namespace osu.Game.Graphics.UserInterfaceV2
             }
         }
 
-        private partial class OsuBreadcrumbDisplayDirectory : OsuDirectorySelectorDirectory
+        private partial class OsuBreadcrumbDisplayDirectory : DirectorySelectorDirectory
         {
-            public OsuBreadcrumbDisplayDirectory(DirectoryInfo directory, string displayName = null)
+            public OsuBreadcrumbDisplayDirectory(DirectoryInfo? directory, string? displayName = null)
                 : base(directory, displayName)
             {
             }
 
+            [Resolved]
+            private OverlayColourProvider colourProvider { get; set; } = null!;
+
             [BackgroundDependencyLoader]
             private void load()
             {
+                Anchor = Anchor.CentreLeft;
+                Origin = Anchor.CentreLeft;
+
+                Flow.AutoSizeAxes = Axes.X;
+                Flow.Height = 25;
+                Flow.Margin = new MarginPadding { Horizontal = 10, };
+
+                AddRangeInternal(new Drawable[]
+                {
+                    new Background
+                    {
+                        Depth = 1
+                    },
+                    new HoverClickSounds(),
+                });
+
                 Flow.Add(new SpriteIcon
                 {
                     Anchor = Anchor.CentreLeft,
                     Origin = Anchor.CentreLeft,
                     Icon = FontAwesome.Solid.ChevronRight,
-                    Size = new Vector2(FONT_SIZE / 2)
+                    Size = new Vector2(FONT_SIZE / 2),
+                    Margin = new MarginPadding { Left = 5, },
                 });
+                Flow.Colour = colourProvider.Light3;
             }
 
-            protected override IconUsage? Icon => Directory.Name.Contains(Path.DirectorySeparatorChar) ? base.Icon : null;
+            protected override SpriteText CreateSpriteText() => new OsuSpriteText().With(t => t.Font = OsuFont.Default.With(weight: FontWeight.SemiBold));
+
+            protected override IconUsage? Icon => Directory.Name.Contains(Path.DirectorySeparatorChar) ? FontAwesome.Solid.Database : null;
+
+            internal partial class Background : CompositeDrawable
+            {
+                [BackgroundDependencyLoader]
+                private void load(OverlayColourProvider overlayColourProvider)
+                {
+                    RelativeSizeAxes = Axes.Both;
+
+                    Masking = true;
+                    CornerRadius = 5;
+
+                    InternalChild = new Box
+                    {
+                        Colour = overlayColourProvider.Background3,
+                        RelativeSizeAxes = Axes.Both,
+                    };
+                }
+            }
         }
     }
 }

osu.Game/Graphics/UserInterfaceV2/OsuDirectorySelectorDirectory.cs

@@ -1,66 +1,41 @@
 // 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 System.IO;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.UserInterface;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Graphics.UserInterface;
-using osu.Game.Overlays;
 
 namespace osu.Game.Graphics.UserInterfaceV2
 {
     internal partial class OsuDirectorySelectorDirectory : DirectorySelectorDirectory
     {
-        public OsuDirectorySelectorDirectory(DirectoryInfo directory, string displayName = null)
+        public OsuDirectorySelectorDirectory(DirectoryInfo directory, string? displayName = null)
             : base(directory, displayName)
         {
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(OsuColour colours)
         {
             Flow.AutoSizeAxes = Axes.X;
             Flow.Height = OsuDirectorySelector.ITEM_HEIGHT;
 
             AddRangeInternal(new Drawable[]
             {
-                new Background
-                {
-                    Depth = 1
-                },
                 new HoverClickSounds()
             });
+
+            Colour = colours.Orange1;
         }
 
-        protected override SpriteText CreateSpriteText() => new OsuSpriteText();
+        protected override SpriteText CreateSpriteText() => new OsuSpriteText().With(t => t.Font = OsuFont.Default.With(weight: FontWeight.Bold));
 
         protected override IconUsage? Icon => Directory.Name.Contains(Path.DirectorySeparatorChar)
             ? FontAwesome.Solid.Database
             : FontAwesome.Regular.Folder;
-
-        internal partial class Background : CompositeDrawable
-        {
-            [BackgroundDependencyLoader(true)]
-            private void load(OverlayColourProvider overlayColourProvider, OsuColour colours)
-            {
-                RelativeSizeAxes = Axes.Both;
-
-                Masking = true;
-                CornerRadius = 5;
-
-                InternalChild = new Box
-                {
-                    Colour = overlayColourProvider?.Background5 ?? colours.GreySeaFoamDarker,
-                    RelativeSizeAxes = Axes.Both,
-                };
-            }
-        }
     }
 }

osu.Game/Graphics/UserInterfaceV2/OsuDirectorySelectorHiddenToggle.cs

@@ -16,12 +16,15 @@ namespace osu.Game.Graphics.UserInterfaceV2
         {
             RelativeSizeAxes = Axes.None;
             AutoSizeAxes = Axes.None;
-            Size = new Vector2(100, 50);
+            Size = new Vector2(140, OsuDirectorySelectorBreadcrumbDisplay.HEIGHT);
+            Margin = new MarginPadding { Right = OsuDirectorySelectorBreadcrumbDisplay.HORIZONTAL_PADDING, };
             Anchor = Anchor.CentreLeft;
             Origin = Anchor.CentreLeft;
             LabelTextFlowContainer.Anchor = Anchor.CentreLeft;
             LabelTextFlowContainer.Origin = Anchor.CentreLeft;
             LabelText = @"Show hidden";
+
+            Scale = new Vector2(0.8f);
         }
 
         [BackgroundDependencyLoader(true)]

osu.Game/Graphics/UserInterfaceV2/OsuDirectorySelectorParentDirectory.cs

@@ -2,7 +2,9 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System.IO;
+using osu.Framework.Allocation;
 using osu.Framework.Graphics.Sprites;
+using osu.Game.Overlays;
 
 namespace osu.Game.Graphics.UserInterfaceV2
 {
@@ -14,5 +16,11 @@ namespace osu.Game.Graphics.UserInterfaceV2
             : base(directory, "..")
         {
         }
+
+        [BackgroundDependencyLoader]
+        private void load(OverlayColourProvider colourProvider)
+        {
+            Colour = colourProvider.Content1;
+        }
     }
 }

osu.Game/Graphics/UserInterfaceV2/OsuFileSelector.cs

@@ -1,43 +1,74 @@
 // 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 System.IO;
 using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.UserInterface;
 using osu.Game.Graphics.Containers;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Graphics.UserInterface;
+using osu.Game.Overlays;
 
 namespace osu.Game.Graphics.UserInterfaceV2
 {
     public partial class OsuFileSelector : FileSelector
     {
-        public OsuFileSelector(string initialPath = null, string[] validFileExtensions = null)
+        private Box hiddenToggleBackground = null!;
+
+        public OsuFileSelector(string? initialPath = null, string[]? validFileExtensions = null)
             : base(initialPath, validFileExtensions)
         {
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(OverlayColourProvider colourProvider)
         {
-            Padding = new MarginPadding(10);
+            AddInternal(new Box
+            {
+                RelativeSizeAxes = Axes.Both,
+                Colour = colourProvider.Background5,
+                Depth = float.MaxValue,
+            });
+
+            hiddenToggleBackground.Colour = colourProvider.Background4;
         }
 
-        protected override ScrollContainer<Drawable> CreateScrollContainer() => new OsuScrollContainer();
+        protected override ScrollContainer<Drawable> CreateScrollContainer() => new OsuScrollContainer
+        {
+            Padding = new MarginPadding
+            {
+                Horizontal = 20,
+                Vertical = 15,
+            }
+        };
 
         protected override DirectorySelectorBreadcrumbDisplay CreateBreadcrumb() => new OsuDirectorySelectorBreadcrumbDisplay();
 
-        protected override Drawable CreateHiddenToggleButton() => new OsuDirectorySelectorHiddenToggle { Current = { BindTarget = ShowHiddenItems } };
+        protected override Drawable CreateHiddenToggleButton() => new Container
+        {
+            RelativeSizeAxes = Axes.Y,
+            AutoSizeAxes = Axes.X,
+            Children = new Drawable[]
+            {
+                hiddenToggleBackground = new Box
+                {
+                    RelativeSizeAxes = Axes.Both,
+                },
+                new OsuDirectorySelectorHiddenToggle
+                {
+                    Current = { BindTarget = ShowHiddenItems },
+                },
+            }
+        };
 
         protected override DirectorySelectorDirectory CreateParentDirectoryItem(DirectoryInfo directory) => new OsuDirectorySelectorParentDirectory(directory);
 
-        protected override DirectorySelectorDirectory CreateDirectoryItem(DirectoryInfo directory, string displayName = null) => new OsuDirectorySelectorDirectory(directory, displayName);
+        protected override DirectorySelectorDirectory CreateDirectoryItem(DirectoryInfo directory, string? displayName = null) => new OsuDirectorySelectorDirectory(directory, displayName);
 
         protected override DirectoryListingFile CreateFileItem(FileInfo file) => new OsuDirectoryListingFile(file);
 
@@ -51,19 +82,17 @@ namespace osu.Game.Graphics.UserInterfaceV2
             }
 
             [BackgroundDependencyLoader]
-            private void load()
+            private void load(OverlayColourProvider colourProvider)
             {
                 Flow.AutoSizeAxes = Axes.X;
                 Flow.Height = OsuDirectorySelector.ITEM_HEIGHT;
 
                 AddRangeInternal(new Drawable[]
                 {
-                    new OsuDirectorySelectorDirectory.Background
-                    {
-                        Depth = 1
-                    },
                     new HoverClickSounds()
                 });
+
+                Colour = colourProvider.Light3;
             }
 
             protected override IconUsage? Icon
@@ -91,7 +120,7 @@ namespace osu.Game.Graphics.UserInterfaceV2
                 }
             }
 
-            protected override SpriteText CreateSpriteText() => new OsuSpriteText();
+            protected override SpriteText CreateSpriteText() => new OsuSpriteText().With(t => t.Font = OsuFont.Default.With(weight: FontWeight.SemiBold));
         }
     }
 }

osu.Game/Online/BeatmapDownloadTracker.cs

@@ -40,7 +40,10 @@ namespace osu.Game.Online
             // Used to interact with manager classes that don't support interface types. Will eventually be replaced.
             var beatmapSetInfo = new BeatmapSetInfo { OnlineID = TrackedItem.OnlineID };
 
-            realmSubscription = realm.RegisterForNotifications(r => r.All<BeatmapSetInfo>().Where(s => s.OnlineID == TrackedItem.OnlineID && !s.DeletePending), (items, _) =>
+            // Required local for iOS. Will cause runtime crash if inlined.
+            int onlineId = TrackedItem.OnlineID;
+
+            realmSubscription = realm.RegisterForNotifications(r => r.All<BeatmapSetInfo>().Where(s => s.OnlineID == onlineId && !s.DeletePending), (items, _) =>
             {
                 if (items.Any())
                     Schedule(() => UpdateState(DownloadState.LocallyAvailable));

osu.Game/Online/ScoreDownloadTracker.cs

@@ -46,10 +46,15 @@ namespace osu.Game.Online
             Downloader.DownloadBegan += downloadBegan;
             Downloader.DownloadFailed += downloadFailed;
 
+            // Required local for iOS. Will cause runtime crash if inlined.
+            long onlineId = TrackedItem.OnlineID;
+            long legacyOnlineId = TrackedItem.LegacyOnlineID;
+            string hash = TrackedItem.Hash;
+
             realmSubscription = realm.RegisterForNotifications(r => r.All<ScoreInfo>().Where(s =>
-                ((s.OnlineID > 0 && s.OnlineID == TrackedItem.OnlineID)
+                ((s.OnlineID > 0 && s.OnlineID == onlineId)
-                 || (s.LegacyOnlineID > 0 && s.LegacyOnlineID == TrackedItem.LegacyOnlineID)
+                 || (s.LegacyOnlineID > 0 && s.LegacyOnlineID == legacyOnlineId)
-                 || (!string.IsNullOrEmpty(s.Hash) && s.Hash == TrackedItem.Hash))
+                 || (!string.IsNullOrEmpty(s.Hash) && s.Hash == hash))
                 && !s.DeletePending), (items, _) =>
             {
                 if (items.Any())

osu.Game/Overlays/FirstRunSetup/ScreenImportFromStable.cs

@@ -314,6 +314,7 @@ namespace osu.Game.Overlays.FirstRunSetup
             private partial class DirectoryChooserPopover : OsuPopover
             {
                 public DirectoryChooserPopover(Bindable<DirectoryInfo?> currentDirectory)
+                    : base(false)
                 {
                     Child = new Container
                     {
@@ -325,6 +326,13 @@ namespace osu.Game.Overlays.FirstRunSetup
                         },
                     };
                 }
+
+                [BackgroundDependencyLoader]
+                private void load(OverlayColourProvider colourProvider)
+                {
+                    Body.BorderColour = colourProvider.Highlight1;
+                    Body.BorderThickness = 2;
+                }
             }
         }
     }

osu.Game/Overlays/Settings/Sections/Maintenance/DirectorySelectScreen.cs

@@ -48,8 +48,11 @@ namespace osu.Game.Overlays.Settings.Sections.Maintenance
         /// </summary>
         protected virtual DirectoryInfo InitialPath => null;
 
+        [Cached]
+        private OverlayColourProvider colourProvider = new OverlayColourProvider(OverlayColourScheme.Purple);
+
         [BackgroundDependencyLoader]
-        private void load(OsuColour colours)
+        private void load()
         {
             InternalChild = new Container
             {
@@ -64,7 +67,7 @@ namespace osu.Game.Overlays.Settings.Sections.Maintenance
                     new Box
                     {
                         RelativeSizeAxes = Axes.Both,
-                        Colour = colours.GreySeaFoamDark
+                        Colour = colourProvider.Background4,
                     },
                     new GridContainer
                     {

osu.Game/Rulesets/Mods/Mod.cs

@@ -266,8 +266,7 @@ namespace osu.Game.Rulesets.Mods
 
                 // TODO: special case for handling number types
 
-                PropertyInfo property = targetSetting.GetType().GetProperty(nameof(Bindable<bool>.Value))!;
+                BindableValueAccessor.SetValue(targetSetting, BindableValueAccessor.GetValue(sourceSetting));
-                property.SetValue(targetSetting, property.GetValue(sourceSetting));
             }
         }
 

osu.Game/Screens/Edit/Setup/LabelledFileChooser.cs

@@ -18,6 +18,7 @@ using osu.Framework.Localisation;
 using osu.Framework.Platform;
 using osu.Game.Database;
 using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Overlays;
 using osuTK;
 
 namespace osu.Game.Screens.Edit.Setup
@@ -118,6 +119,7 @@ namespace osu.Game.Screens.Edit.Setup
             protected override string PopOutSampleName => "UI/overlay-big-pop-out";
 
             public FileChooserPopover(string[] handledExtensions, Bindable<FileInfo?> currentFile, string? chooserPath)
+                : base(false)
             {
                 Child = new Container
                 {
@@ -129,6 +131,13 @@ namespace osu.Game.Screens.Edit.Setup
                     },
                 };
             }
+
+            [BackgroundDependencyLoader]
+            private void load(OverlayColourProvider colourProvider)
+            {
+                Body.BorderColour = colourProvider.Highlight1;
+                Body.BorderThickness = 2;
+            }
         }
     }
 }

osu.Game/Screens/Import/FileImportScreen.cs

@@ -15,6 +15,7 @@ using osu.Framework.Screens;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Containers;
 using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Overlays;
 using osuTK;
 
 namespace osu.Game.Screens.Import
@@ -36,8 +37,8 @@ namespace osu.Game.Screens.Import
         [Resolved]
         private OsuGameBase game { get; set; }
 
-        [Resolved]
+        [Cached]
-        private OsuColour colours { get; set; }
+        private OverlayColourProvider colourProvider = new OverlayColourProvider(OverlayColourScheme.Purple);
 
         [BackgroundDependencyLoader(true)]
         private void load()
@@ -52,11 +53,6 @@ namespace osu.Game.Screens.Import
                 Size = new Vector2(0.9f, 0.8f),
                 Children = new Drawable[]
                 {
-                    new Box
-                    {
-                        Colour = colours.GreySeaFoamDark,
-                        RelativeSizeAxes = Axes.Both,
-                    },
                     fileSelector = new OsuFileSelector(validFileExtensions: game.HandledExtensions.ToArray())
                     {
                         RelativeSizeAxes = Axes.Both,
@@ -72,7 +68,7 @@ namespace osu.Game.Screens.Import
                         {
                             new Box
                             {
-                                Colour = colours.GreySeaFoamDarker,
+                                Colour = colourProvider.Background4,
                                 RelativeSizeAxes = Axes.Both
                             },
                             new Container

osu.Game/Screens/Play/SoloSpectatorScreen.cs

@@ -3,6 +3,7 @@
 
 using System.Diagnostics;
 using osu.Framework.Allocation;
+using osu.Framework.Extensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
@@ -13,12 +14,11 @@ using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.Drawables.Cards;
 using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Graphics.UserInterfaceV2;
 using osu.Game.Localisation;
-using osu.Game.Online.API;
-using osu.Game.Online.API.Requests;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Online.Spectator;
 using osu.Game.Overlays;
@@ -34,7 +34,7 @@ namespace osu.Game.Screens.Play
     public partial class SoloSpectatorScreen : SpectatorScreen, IPreviewTrackOwner
     {
         [Resolved]
-        private IAPIProvider api { get; set; } = null!;
+        private BeatmapLookupCache beatmapLookupCache { get; set; } = null!;
 
         [Resolved]
         private PreviewTrackManager previewTrackManager { get; set; } = null!;
@@ -60,7 +60,7 @@ namespace osu.Game.Screens.Play
         /// </summary>
         private SpectatorGameplayState? immediateSpectatorGameplayState;
 
-        private GetBeatmapSetRequest? onlineBeatmapRequest;
+        private ScheduledDelegate? beatmapFetchCallback;
 
         private APIBeatmapSet? beatmapSet;
 
@@ -210,7 +210,7 @@ namespace osu.Game.Screens.Play
         private void clearDisplay()
         {
             watchButton.Enabled.Value = false;
-            onlineBeatmapRequest?.Cancel();
+            beatmapFetchCallback?.Cancel();
             beatmapPanelContainer.Clear();
             previewTrackManager.StopAnyPlaying(this);
         }
@@ -244,15 +244,17 @@ namespace osu.Game.Screens.Play
         {
             Debug.Assert(state.BeatmapID != null);
 
-            onlineBeatmapRequest = new GetBeatmapSetRequest(state.BeatmapID.Value, BeatmapSetLookupType.BeatmapId);
+            beatmapLookupCache.GetBeatmapAsync(state.BeatmapID.Value).ContinueWith(t => beatmapFetchCallback = Schedule(() =>
-            onlineBeatmapRequest.Success += beatmapSet => Schedule(() =>
             {
-                this.beatmapSet = beatmapSet;
+                var beatmap = t.GetResultSafely();
-                beatmapPanelContainer.Child = new BeatmapCardNormal(this.beatmapSet, allowExpansion: false);
-                checkForAutomaticDownload();
-            });
 
-            api.Queue(onlineBeatmapRequest);
+                if (beatmap?.BeatmapSet == null)
+                    return;
+
+                beatmapSet = beatmap.BeatmapSet;
+                beatmapPanelContainer.Child = new BeatmapCardNormal(beatmapSet, allowExpansion: false);
+                checkForAutomaticDownload();
+            }));
         }
 
         private void checkForAutomaticDownload()

osu.Game/Screens/Play/SubmittingPlayer.cs

@@ -234,9 +234,12 @@ namespace osu.Game.Screens.Play
         {
             if (LoadedBeatmapSuccessfully)
             {
+                // compare: https://github.com/ppy/osu/blob/ccf1acce56798497edfaf92d3ece933469edcf0a/osu.Game/Screens/Play/Player.cs#L848-L851
+                var scoreCopy = Score.DeepClone();
+
                 Task.Run(async () =>
                 {
-                    await submitScore(Score.DeepClone()).ConfigureAwait(false);
+                    await submitScore(scoreCopy).ConfigureAwait(false);
                     spectatorClient.EndPlaying(GameplayState);
                 }).FireAndForget();
             }

osu.Game/Screens/Ranking/Statistics/UserStatisticsPanel.cs

@@ -37,7 +37,7 @@ namespace osu.Game.Screens.Ranking.Statistics
                 {
                     if (update.NewValue?.Score.MatchesOnlineID(achievedScore) == true)
                         DisplayedUserStatisticsUpdate.Value = update.NewValue;
-                });
+                }, true);
             }
         }
 

osu.Game/Skinning/RealmBackedResourceStore.cs

@@ -29,7 +29,10 @@ namespace osu.Game.Skinning
             invalidateCache();
             Debug.Assert(fileToStoragePathMapping != null);
 
-            realmSubscription = realm?.RegisterForNotifications(r => r.All<T>().Where(s => s.ID == source.ID), skinChanged);
+            // Required local for iOS. Will cause runtime crash if inlined.
+            Guid id = source.ID;
+
+            realmSubscription = realm?.RegisterForNotifications(r => r.All<T>().Where(s => s.ID == id), skinChanged);
         }
 
         protected override void Dispose(bool disposing)

osu.Game/Skinning/SkinManager.cs

@@ -131,9 +131,12 @@ namespace osu.Game.Skinning
         {
             Realm.Run(r =>
             {
+                // Required local for iOS. Will cause runtime crash if inlined.
+                Guid currentSkinId = CurrentSkinInfo.Value.ID;
+
                 // choose from only user skins, removing the current selection to ensure a new one is chosen.
                 var randomChoices = r.All<SkinInfo>()
-                                     .Where(s => !s.DeletePending && s.ID != CurrentSkinInfo.Value.ID)
+                                     .Where(s => !s.DeletePending && s.ID != currentSkinId)
                                      .ToArray();
 
                 if (randomChoices.Length == 0)

osu.Game/Utils/BindableValueAccessor.cs

@@ -0,0 +1,39 @@
+// 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.
+
+using System;
+using System.Linq;
+using System.Reflection;
+using osu.Framework.Bindables;
+using osu.Framework.Extensions.TypeExtensions;
+
+namespace osu.Game.Utils
+{
+    internal static class BindableValueAccessor
+    {
+        private static readonly MethodInfo get_method = typeof(BindableValueAccessor).GetMethod(nameof(getValue), BindingFlags.Static | BindingFlags.NonPublic)!;
+        private static readonly MethodInfo set_method = typeof(BindableValueAccessor).GetMethod(nameof(setValue), BindingFlags.Static | BindingFlags.NonPublic)!;
+
+        public static object GetValue(IBindable bindable)
+        {
+            Type? bindableWithValueType = bindable.GetType().GetInterfaces().FirstOrDefault(t => t.IsGenericType && t.GetGenericTypeDefinition() == typeof(IBindable<>));
+            if (bindableWithValueType == null)
+                return bindable;
+
+            return get_method.MakeGenericMethod(bindableWithValueType.GenericTypeArguments[0]).Invoke(null, [bindable])!;
+        }
+
+        public static void SetValue(IBindable bindable, object value)
+        {
+            Type? bindableWithValueType = bindable.GetType().EnumerateBaseTypes().SingleOrDefault(t => t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Bindable<>));
+            if (bindableWithValueType == null)
+                return;
+
+            set_method.MakeGenericMethod(bindableWithValueType.GenericTypeArguments[0]).Invoke(null, [bindable, value]);
+        }
+
+        private static object getValue<T>(object bindable) => ((IBindable<T>)bindable).Value!;
+
+        private static object setValue<T>(object bindable, object value) => ((Bindable<T>)bindable).Value = (T)value;
+    }
+}