fix(ui): restore retail vitals and window interactions

tests/AcDream.App.Tests/UI/Layout/ToolbarControllerTests.cs

@@ -465,6 +465,73 @@ public class ToolbarControllerTests
         Assert.Equal("Normal", characterButton.ActiveState);
     }
 
+    [Fact]
+    public void RetailFixture_inventoryButtonPressKeepsClosedFaceThenOpensDirectly()
+    {
+        ImportedLayout layout = LayoutImporter.Build(
+            FixtureLoader.LoadToolbarInfos(),
+            static file => (file, 8, 8),
+            null);
+        var controller = ToolbarController.Bind(
+            layout,
+            new ClientObjectTable(),
+            new ShortcutStore(),
+            iconIds: (_, _, _, _, _) => 0u,
+            useItem: _ => { });
+        controller.BindPanelButtons(
+            _ => true,
+            panelId => controller.SetPanelOpen(panelId, open: true));
+        var inventory = Assert.IsType<UiButton>(layout.FindElement(InventoryButtonId));
+
+        Assert.Equal("Normal", inventory.ActiveState);
+        Assert.Equal(0x06004CF7u, DrawnFaceFile(inventory));
+
+        inventory.OnEvent(new UiEvent(
+            inventory.EventId,
+            inventory,
+            UiEventType.MouseDown,
+            Data1: 31,
+            Data2: 29));
+
+        Assert.Equal("Normal_pressed", inventory.ActiveState);
+        Assert.Equal(0x06004CF7u, DrawnFaceFile(inventory));
+
+        inventory.OnEvent(new UiEvent(
+            inventory.EventId,
+            inventory,
+            UiEventType.MouseUp,
+            Data1: 31,
+            Data2: 29));
+
+        Assert.Equal("Highlight", inventory.ActiveState);
+        Assert.Equal(0x06004CF8u, DrawnFaceFile(inventory));
+    }
+
+    [InstalledDatFact]
+    [Trait("Lane", "InstalledDat")]
+    public void InstalledDat_inventoryButtonPressStateKeepsTheCurrentFace()
+    {
+        string datDirectory = Environment.GetEnvironmentVariable("ACDREAM_DAT_DIR")
+            ?? Path.Combine(
+                Environment.GetFolderPath(Environment.SpecialFolder.UserProfile),
+                "Documents",
+                "Asheron's Call");
+        using var dats = new AcDream.App.Tests.BoundedTestDatCollection(
+            datDirectory,
+            DatReaderWriter.Options.DatAccessType.Read);
+        ElementInfo root = Assert.IsType<ElementInfo>(
+            LayoutImporter.ImportInfos(dats, 0x21000016u));
+        ElementInfo inventory = FindInfo(root, InventoryButtonId);
+
+        Assert.Equal(1, inventory.States[UiButtonStateMachine.Normal].MediaCount);
+        Assert.Equal(1, inventory.States[UiButtonStateMachine.Normal].ImageMediaCount);
+        Assert.Equal(1, inventory.States[UiButtonStateMachine.NormalPressed].MediaCount);
+        Assert.Equal(0, inventory.States[UiButtonStateMachine.NormalPressed].ImageMediaCount);
+        Assert.Equal(1, inventory.States[UiButtonStateMachine.Highlight].MediaCount);
+        Assert.Equal(1, inventory.States[UiButtonStateMachine.Highlight].ImageMediaCount);
+        Assert.DoesNotContain("Normal_pressed", inventory.StateMedia.Keys);
+    }
+
     [Fact]
     public void RetailFixture_panelButtonsExposeExactDatPanelIds()
     {
@@ -1526,4 +1593,39 @@ public class ToolbarControllerTests
             iconIds: (_,_,_,_,_) => 0u, useItem: _ => { });
         Assert.Equal(0x060011FAu, slots[Row1[0]].Cell.DragAcceptSprite);   // green cross, not the ring F9
     }
+
+    private static uint DrawnFaceFile(UiButton button)
+    {
+        var renderer = new AcDream.App.Rendering.TextRenderer(
+            new AcDream.App.Tests.Rendering.Gpu.RecordingGpuDevice(),
+            new NullGpuFrameSource(),
+            "unused");
+        renderer.Begin(new System.Numerics.Vector2(200f, 200f));
+        button.DrawSelfAndChildren(new UiRenderContext(
+            renderer,
+            new System.Numerics.Vector2(200f, 200f)));
+        return Assert.Single(renderer.DebugSpriteSegments).Texture;
+    }
+
+    private sealed class NullGpuFrameSource
+        : AcDream.App.Rendering.ICurrentGpuFrameSource
+    {
+        public AcDream.App.Rendering.Gpu.IGpuFrame? CurrentFrame => null;
+    }
+
+    private static ElementInfo FindInfo(ElementInfo root, uint id)
+        => TryFindInfo(root, id)
+            ?? throw new InvalidOperationException($"Element 0x{id:X8} was not found.");
+
+    private static ElementInfo? TryFindInfo(ElementInfo root, uint id)
+    {
+        if (root.Id == id)
+            return root;
+        foreach (ElementInfo child in root.Children)
+        {
+            if (TryFindInfo(child, id) is { } found)
+                return found;
+        }
+        return null;
+    }
 }