[WIP] Use virtualised list container to replace edit table.

osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Content/Components/FixedInfo/InvalidInfo.cs

@@ -119,7 +119,7 @@ private partial class IssueTablePopover : OsuPopover
     {
         private readonly IReadOnlyDependencyContainer dependencyContainer;
 
-        public IssueTablePopover(IReadOnlyDependencyContainer dependencyContainer, IReadOnlyCollection<Issue> issues)
+        public IssueTablePopover(IReadOnlyDependencyContainer dependencyContainer, IBindableList<Issue> issues)
         {
             this.dependencyContainer = dependencyContainer;
 
@@ -131,7 +131,7 @@ public IssueTablePopover(IReadOnlyDependencyContainer dependencyContainer, IRead
                 {
                     new SingleLyricIssueTable
                     {
-                        Issues = issues,
+                        Issues = { BindTarget = issues, },
                     },
                     new IconButton
                     {
@@ -166,30 +166,43 @@ protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnl
 
         private partial class SingleLyricIssueTable : LyricEditorIssueTable
         {
-            protected override TableColumn[] CreateHeaders() => new[]
+            protected override Dimension[] CreateDimensions() => new[]
             {
-                new TableColumn(string.Empty, Anchor.CentreLeft, new Dimension(GridSizeMode.AutoSize, minSize: 30)),
-                new TableColumn("Message", Anchor.CentreLeft),
+                new Dimension(GridSizeMode.AutoSize, minSize: 30),
+                new Dimension(),
             };
 
-            protected override Drawable[] CreateContent(Issue issue) =>
-                new Drawable[]
+            protected override IssueTableHeaderText[] CreateHeaders() => new[]
+            {
+                new IssueTableHeaderText(string.Empty, Anchor.CentreLeft),
+                new IssueTableHeaderText("Message", Anchor.CentreLeft),
+            };
+
+            protected override Tuple<Drawable[], Action<Issue>> CreateContent()
+            {
+                IssueIcon issueIcon;
+                TruncatingSpriteText issueSpriteText;
+
+                return new Tuple<Drawable[], Action<Issue>>(new Drawable[]
                 {
-                    new IssueIcon
+                    issueIcon = new IssueIcon
                     {
                         Origin = Anchor.Centre,
                         Size = new Vector2(10),
                         Margin = new MarginPadding { Left = 10 },
-                        Issue = issue,
                     },
-                    new TruncatingSpriteText
+                    issueSpriteText = new TruncatingSpriteText
                     {
-                        Text = issue.ToString(),
                         RelativeSizeAxes = Axes.X,
                         Font = OsuFont.GetFont(size: TEXT_SIZE, weight: FontWeight.Medium),
                         ShowTooltip = false,
                     },
-                };
+                }, issue =>
+                {
+                    issueIcon.Issue = issue;
+                    issueSpriteText.Text = issue.ToString();
+                });
+            }
 
             protected override void OnIssueClicked(Issue issue)
             {

osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Content/Compose/Panels/IssueSection.cs

@@ -64,6 +64,7 @@ public IssueSection()
             },
         });
 
+        issueTable.Issues.BindTo(bindableIssues);
         bindableIssues.BindCollectionChanged((_, _) =>
         {
             bool hasIssue = bindableIssues.Any();
@@ -72,7 +73,6 @@ public IssueSection()
 
             reloadButton.Alpha = hasIssue ? 1 : 0;
             issueTable.Alpha = hasIssue ? 1 : 0;
-            issueTable.Issues = bindableIssues.Take(100);
         }, true);
     }
 
@@ -152,28 +152,41 @@ public SingleLyricIssueTable()
             ShowHeaders = false;
         }
 
-        protected override TableColumn[] CreateHeaders() => new[]
+        protected override Dimension[] CreateDimensions() => new[]
         {
-            new TableColumn(string.Empty, Anchor.CentreLeft, new Dimension(GridSizeMode.AutoSize, minSize: 30)),
-            new TableColumn("Message", Anchor.CentreLeft),
+            new Dimension(GridSizeMode.AutoSize, minSize: 30),
+            new Dimension(),
         };
 
-        protected override Drawable[] CreateContent(Issue issue) =>
-            new Drawable[]
+        protected override IssueTableHeaderText[] CreateHeaders() => new[]
+        {
+            new IssueTableHeaderText(string.Empty, Anchor.CentreLeft),
+            new IssueTableHeaderText("Message", Anchor.CentreLeft),
+        };
+
+        protected override Tuple<Drawable[], Action<Issue>> CreateContent()
+        {
+            IssueIcon issueIcon;
+            TruncatingSpriteText issueSpriteText;
+
+            return new Tuple<Drawable[], Action<Issue>>(new Drawable[]
             {
-                new IssueIcon
+                issueIcon = new IssueIcon
                 {
                     Origin = Anchor.Centre,
                     Size = new Vector2(10),
                     Margin = new MarginPadding { Left = 10 },
-                    Issue = issue,
                 },
-                new TruncatingSpriteText
+                issueSpriteText = new TruncatingSpriteText
                 {
-                    Text = issue.ToString(),
                     RelativeSizeAxes = Axes.X,
                     Font = OsuFont.GetFont(size: TEXT_SIZE, weight: FontWeight.Medium),
                 },
-            };
+            }, issue =>
+            {
+                issueIcon.Issue = issue;
+                issueSpriteText.Text = issue.ToString();
+            });
+        }
     }
 }

osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/LyricEditorIssueTable.cs

@@ -1,11 +1,7 @@
 // Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-using System.Linq;
 using osu.Framework.Allocation;
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Shapes;
-using osu.Framework.Input.Events;
 using osu.Game.Rulesets.Edit.Checks.Components;
 using osuTK.Graphics;
 
@@ -16,75 +12,23 @@ public abstract partial class LyricEditorIssueTable : IssueTable
     [Resolved]
     private IIssueNavigator issueNavigator { get; set; } = null!;
 
-    public new bool ShowHeaders
+    private Color4 colourHover;
+    private Color4 colourSelected;
+
+    [BackgroundDependencyLoader]
+    private void load(LyricEditorColourProvider colourProvider, ILyricEditorState state)
     {
-        get => base.ShowHeaders;
-        set
-        {
-            base.ShowHeaders = value;
-            BackgroundFlow.Margin = new MarginPadding { Top = value ? ROW_HEIGHT : 0 };
-        }
+        colourHover = colourProvider.Background1(state.Mode);
+        colourSelected = colourProvider.Colour3(state.Mode);
     }
 
-    protected override void OnIssueClicked(Issue issue)
+    protected sealed override Color4 GetBackgroundColour(bool selected)
     {
-        issueNavigator.Navigate(issue);
+        return selected ? colourSelected : colourHover;
     }
 
-    protected override RowBackground CreateRowBackground(Issue issue)
-        => new IssueTableRowBackground(issue);
-
-    /// <summary>
-    /// Inherit the class just for able to override the colour.
-    /// </summary>
-    protected partial class IssueTableRowBackground : RowBackground
+    protected override void OnIssueClicked(Issue issue)
     {
-        private const int fade_duration = 100;
-
-        private readonly Box hoveredBackground;
-
-        public IssueTableRowBackground(object item)
-            : base(item)
-        {
-            hoveredBackground = Children.OfType<Box>().First();
-        }
-
-        private Color4 colourHover;
-        private Color4 colourSelected;
-
-        [BackgroundDependencyLoader]
-        private void load(LyricEditorColourProvider colourProvider, ILyricEditorState state)
-        {
-            colourHover = colourProvider.Background1(state.Mode);
-            colourSelected = colourProvider.Colour3(state.Mode);
-
-            Schedule(() =>
-            {
-                hoveredBackground.Colour = colourHover;
-            });
-        }
-
-        protected override bool OnHover(HoverEvent e)
-        {
-            bool hover = base.OnHover(e);
-            updateState();
-            return hover;
-        }
-
-        protected override void OnHoverLost(HoverLostEvent e)
-        {
-            base.OnHoverLost(e);
-            updateState();
-        }
-
-        private void updateState()
-        {
-            hoveredBackground.FadeColour(Selected ? colourSelected : colourHover, 450, Easing.OutQuint);
-
-            if (Selected || IsHovered)
-                hoveredBackground.FadeIn(fade_duration, Easing.OutQuint);
-            else
-                hoveredBackground.FadeOut(fade_duration, Easing.OutQuint);
-        }
+        issueNavigator.Navigate(issue);
     }
 }

osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Settings/Language/LanguageIssueSection.cs

@@ -22,47 +22,60 @@ public partial class LanguageIssueSection : LyricEditorIssueSection
 
     private partial class LanguageIssueTable : LyricsIssueTable
     {
-        protected override TableColumn[] CreateHeaders() => new[]
+        protected override Dimension[] CreateDimensions() => new[]
         {
-            new TableColumn(string.Empty, Anchor.CentreLeft, new Dimension(GridSizeMode.AutoSize, minSize: 30)),
-            new TableColumn("Lyric", Anchor.CentreLeft, new Dimension(GridSizeMode.AutoSize, minSize: 40)),
-            new TableColumn("Message", Anchor.CentreLeft),
+            new Dimension(GridSizeMode.AutoSize, minSize: 30),
+            new Dimension(GridSizeMode.AutoSize, minSize: 40),
+            new Dimension(),
         };
 
-        protected override Drawable[] CreateContent(Issue issue)
+        protected override IssueTableHeaderText[] CreateHeaders() => new[]
         {
-            var lyric = getInvalidByIssue(issue);
+            new IssueTableHeaderText(string.Empty, Anchor.CentreLeft),
+            new IssueTableHeaderText("Lyric", Anchor.CentreLeft),
+            new IssueTableHeaderText("Message", Anchor.CentreLeft),
+        };
+
+        protected override Tuple<Drawable[], Action<Issue>> CreateContent()
+        {
+            IssueIcon issueIcon;
+            OsuSpriteText orderSpriteText;
+            TruncatingSpriteText issueSpriteText;
 
-            return new Drawable[]
+            return new Tuple<Drawable[], Action<Issue>>(new Drawable[]
             {
-                new IssueIcon
+                issueIcon = new IssueIcon
                 {
                     Origin = Anchor.Centre,
                     Size = new Vector2(10),
                     Margin = new MarginPadding { Left = 10 },
-                    Issue = issue,
                 },
-                new OsuSpriteText
+                orderSpriteText = new OsuSpriteText
                 {
-                    Text = $"#{lyric.Order}",
                     Font = OsuFont.GetFont(size: TEXT_SIZE, weight: FontWeight.Bold),
                     Margin = new MarginPadding { Right = 10 },
                 },
-                new TruncatingSpriteText
+                issueSpriteText = new TruncatingSpriteText
                 {
-                    Text = issue.ToString(),
                     RelativeSizeAxes = Axes.X,
                     Font = OsuFont.GetFont(size: TEXT_SIZE, weight: FontWeight.Medium),
                 },
-            };
-        }
+            }, issue =>
+            {
+                var lyric = getInvalidByIssue(issue);
 
-        private Lyric getInvalidByIssue(Issue issue)
-        {
-            if (issue is not LyricIssue lyricIssue)
-                throw new InvalidCastException();
+                issueIcon.Issue = issue;
+                orderSpriteText.Text = $"#{lyric.Order}";
+                issueSpriteText.Text = issue.ToString();
+            });
+
+            static Lyric getInvalidByIssue(Issue issue)
+            {
+                if (issue is not LyricIssue lyricIssue)
+                    throw new InvalidCastException();
 
-            return lyricIssue.Lyric;
+                return lyricIssue.Lyric;
+            }
         }
     }
 }