temporary new API, to be fixed

Author: adryzz

osu.Framework/Platform/ISDLWindow.cs

@@ -10,7 +10,7 @@
 
 namespace osu.Framework.Platform
 {
-    internal interface ISDLWindow : IWindow
+    public interface ISDLWindow : IWindow
     {
         event Action<JoystickButton> JoystickButtonDown;
         event Action<JoystickButton> JoystickButtonUp;
@@ -40,6 +40,7 @@ internal interface ISDLWindow : IWindow
         void StopTextInput();
         void SetTextInputRect(RectangleF rectangle);
         void ResetIme();
+        IDisposable CreateTrayIcon(TrayIcon icon);
     }
 
     /// <summary>

osu.Framework/Platform/SDL2/SDL2Window.cs

@@ -639,6 +639,11 @@ internal virtual void SetIconFromGroup(IconGroup iconGroup)
 
         internal virtual void SetIconFromImage(Image<Rgba32> iconImage) => setSDLIcon(iconImage);
 
+        public IDisposable CreateTrayIcon(TrayIcon icon)
+        {
+            throw new PlatformNotSupportedException();
+        }
+
         #region Events
 
         /// <summary>

osu.Framework/Platform/SDL3/SDL3TrayIcon.cs

@@ -1,22 +1,13 @@
 using System;
-using System.IO;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
-using System.Runtime.Versioning;
 using osu.Framework.Allocation;
-using osu.Framework.Bindables;
-using osu.Framework.Configuration;
-using osu.Framework.Extensions.EnumExtensions;
-using osu.Framework.Extensions.ImageExtensions;
-using osu.Framework.Logging;
 using osu.Framework.Threading;
 using SDL;
 using SixLabors.ImageSharp;
 using SixLabors.ImageSharp.PixelFormats;
-using Image = SixLabors.ImageSharp.Image;
-using Point = System.Drawing.Point;
+using Vulkan.Xlib;
 using static SDL.SDL3;
-using System.Transactions;
 
 namespace osu.Framework.Platform.SDL3
 {
@@ -25,15 +16,22 @@ public unsafe class SDL3TrayIcon : IDisposable
         private SDL_Tray* innerTray;
         private SDL_TrayMenu* rootMenu;
 
+        private TrayIcon trayIcon;
+
         internal SDL3TrayIcon(TrayIcon tray)
         {
-            innerTray = SDL_CreateTray(null, tray.Label);
+            trayIcon = tray;
+        }
+
+        internal void Create()
+        {
+            innerTray = SDL_CreateTray(null, trayIcon.Label);
 
-            if (tray.Menu is null)
+            if (trayIcon.Menu is null)
                 return;
 
             rootMenu = SDL_CreateTrayMenu(innerTray);
-            insertMenu(rootMenu, tray.Menu);
+            insertMenu(rootMenu, trayIcon.Menu);
         }
 
         private void insertMenu(SDL_TrayMenu* menu, TrayMenuEntry[] entries)

osu.Framework/Platform/SDL3/SDL3Window.cs

@@ -637,7 +637,9 @@ internal virtual void SetIconFromGroup(IconGroup iconGroup)
 
         public IDisposable CreateTrayIcon(TrayIcon tray)
         {
-            return new SDL3TrayIcon(tray);
+            SDL3TrayIcon icon = new SDL3TrayIcon(tray);
+            ScheduleCommand(icon.Create);
+            return icon;
         }
 
         #region Events

osu.Framework/Platform/Tray.cs

@@ -5,21 +5,23 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
+using SixLabors.ImageSharp;
+using SixLabors.ImageSharp.PixelFormats;
 
 namespace osu.Framework.Platform
 {
     public class TrayIcon
     {
         public required string Label { get; set; }
 
-        // Icon Icon { get; set; }
+        public Image<Rgba32>? Icon { get; set; }
 
         public TrayMenuEntry[]? Menu { get; set; }
     }
 
     public abstract class TrayMenuEntry
     {
-        public bool Enabled { get; set; }
+        public bool Enabled { get; set; } = true;
     }
 
     public class TrayButton : TrayMenuEntry