Update with recovered code from VM binaries (Jan 1)

Recovered from decompiled OpenMaui.Controls.Linux.dll:
- SkiaShell.cs: FlyoutHeader, FlyoutFooter, scroll support (918 -> 1325 lines)
- X11Window.cs: Cursor support (XCreateFontCursor, XDefineCursor)
- All handlers with dark mode support
- All services with latest implementations
- LinuxApplication with theme change handling

Services/BrowserService.cs

@@ -1,66 +1,68 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-
+using System;
 using System.Diagnostics;
+using System.Threading.Tasks;
 using Microsoft.Maui.ApplicationModel;
 
 namespace Microsoft.Maui.Platform.Linux.Services;
 
-/// <summary>
-/// Linux browser implementation using xdg-open.
-/// </summary>
 public class BrowserService : IBrowser
 {
-    public async Task<bool> OpenAsync(string uri)
-    {
-        return await OpenAsync(new Uri(uri), BrowserLaunchMode.SystemPreferred);
-    }
+	public async Task<bool> OpenAsync(string uri)
+	{
+		return await OpenAsync(new Uri(uri), (BrowserLaunchMode)0);
+	}
 
-    public async Task<bool> OpenAsync(string uri, BrowserLaunchMode launchMode)
-    {
-        return await OpenAsync(new Uri(uri), launchMode);
-    }
+	public async Task<bool> OpenAsync(string uri, BrowserLaunchMode launchMode)
+	{
+		//IL_001e: Unknown result type (might be due to invalid IL or missing references)
+		//IL_001f: Unknown result type (might be due to invalid IL or missing references)
+		return await OpenAsync(new Uri(uri), launchMode);
+	}
 
-    public async Task<bool> OpenAsync(Uri uri)
-    {
-        return await OpenAsync(uri, BrowserLaunchMode.SystemPreferred);
-    }
+	public async Task<bool> OpenAsync(Uri uri)
+	{
+		return await OpenAsync(uri, (BrowserLaunchMode)0);
+	}
 
-    public async Task<bool> OpenAsync(Uri uri, BrowserLaunchMode launchMode)
-    {
-        return await OpenAsync(uri, new BrowserLaunchOptions { LaunchMode = launchMode });
-    }
+	public async Task<bool> OpenAsync(Uri uri, BrowserLaunchMode launchMode)
+	{
+		//IL_001e: Unknown result type (might be due to invalid IL or missing references)
+		//IL_001f: Unknown result type (might be due to invalid IL or missing references)
+		return await this.OpenAsync(uri, new BrowserLaunchOptions
+		{
+			LaunchMode = launchMode
+		});
+	}
 
-    public async Task<bool> OpenAsync(Uri uri, BrowserLaunchOptions options)
-    {
-        if (uri == null)
-            throw new ArgumentNullException(nameof(uri));
-
-        try
-        {
-            var uriString = uri.AbsoluteUri;
-
-            // Use xdg-open which respects user's default browser
-            var startInfo = new ProcessStartInfo
-            {
-                FileName = "xdg-open",
-                Arguments = $"\"{uriString}\"",
-                UseShellExecute = false,
-                RedirectStandardOutput = true,
-                RedirectStandardError = true,
-                CreateNoWindow = true
-            };
-
-            using var process = Process.Start(startInfo);
-            if (process == null)
-                return false;
-
-            await process.WaitForExitAsync();
-            return process.ExitCode == 0;
-        }
-        catch
-        {
-            return false;
-        }
-    }
+	public async Task<bool> OpenAsync(Uri uri, BrowserLaunchOptions options)
+	{
+		if (uri == null)
+		{
+			throw new ArgumentNullException("uri");
+		}
+		try
+		{
+			string absoluteUri = uri.AbsoluteUri;
+			ProcessStartInfo startInfo = new ProcessStartInfo
+			{
+				FileName = "xdg-open",
+				Arguments = "\"" + absoluteUri + "\"",
+				UseShellExecute = false,
+				RedirectStandardOutput = true,
+				RedirectStandardError = true,
+				CreateNoWindow = true
+			};
+			using Process process = Process.Start(startInfo);
+			if (process == null)
+			{
+				return false;
+			}
+			await process.WaitForExitAsync();
+			return process.ExitCode == 0;
+		}
+		catch
+		{
+			return false;
+		}
+	}
 }