правка фокуса

MauiProgram.cs

@@ -1,5 +1,9 @@
 using Microsoft.Extensions.Logging;
 
+#if WINDOWS
+using CommanderApp.Platforms.Windows.Handlers;
+#endif
+
 namespace CommanderApp
 {
     public static class MauiProgram
@@ -17,6 +21,13 @@ namespace CommanderApp
 
 #if DEBUG
             builder.Logging.AddDebug();
+#endif
+#if WINDOWS
+            // Регистрируем кастомный handler для кнопок
+            builder.ConfigureMauiHandlers(handlers =>
+            {
+                handlers.AddHandler<Button, CustomButtonHandler>();
+            });
 #endif
             builder.Services.AddSingleton<IFileSystemService, FileSystemService>();
             return builder.Build();

Platforms/Windows/CustomButtonHandler.cs

@@ -0,0 +1,64 @@
+#if WINDOWS
+using Microsoft.Maui.Handlers;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Markup;
+
+namespace CommanderApp.Platforms.Windows.Handlers
+{
+    public partial class CustomButtonHandler : ButtonHandler
+    {
+        protected override void ConnectHandler(Microsoft.UI.Xaml.Controls.Button platformView)
+        {
+            base.ConnectHandler(platformView);
+            ConfigureButton(platformView);
+        }
+
+        private static void ConfigureButton(Microsoft.UI.Xaml.Controls.Button button)
+        {
+            // Полностью отключаем все системные визуалы
+            button.UseSystemFocusVisuals = false;
+
+            var transparentBrush = new Microsoft.UI.Xaml.Media.SolidColorBrush(Microsoft.UI.Colors.Transparent);
+
+            button.FocusVisualPrimaryBrush = transparentBrush;
+            button.FocusVisualSecondaryBrush = transparentBrush;
+            button.FocusVisualPrimaryThickness = new Microsoft.UI.Xaml.Thickness(0);
+            button.FocusVisualSecondaryThickness = new Microsoft.UI.Xaml.Thickness(0);
+
+            button.AllowFocusOnInteraction = true;
+            button.IsTabStop = true;
+
+            // Отключаем переходы
+            button.Transitions = null;
+
+            // Создаем минимальный Template
+            button.Template = CreateMinimalTemplate();
+        }
+
+        private static Microsoft.UI.Xaml.Controls.ControlTemplate CreateMinimalTemplate()
+        {
+            // Минимальный ControlTemplate без VisualStateManager
+            var xaml = @"
+<ControlTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' 
+                 xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
+                 TargetType='Button'>
+    <Grid x:Name='RootGrid' 
+          Background='{TemplateBinding Background}'
+          BorderBrush='{TemplateBinding BorderBrush}'
+          BorderThickness='{TemplateBinding BorderThickness}'>
+        <ContentPresenter
+            x:Name='ContentPresenter'
+            Content='{TemplateBinding Content}'
+            ContentTemplate='{TemplateBinding ContentTemplate}'
+            Margin='{TemplateBinding Padding}'
+            HorizontalAlignment='{TemplateBinding HorizontalContentAlignment}'
+            VerticalAlignment='{TemplateBinding VerticalContentAlignment}'/>
+    </Grid>
+</ControlTemplate>";
+
+            return (Microsoft.UI.Xaml.Controls.ControlTemplate)XamlReader.Load(xaml);
+        }
+    }
+}
+#endif