From e61147edc181a9fb1ff1bed5a5b4927ab376cdc4 Mon Sep 17 00:00:00 2001
From: Adir <adirh3@gmail.com>
Date: Sat, 11 Sep 2021 21:53:12 +0300
Subject: [PATCH] Added Mica enum value to WindowTransparencyLevel.cs Added
 Mica as selected option

---
 samples/ControlCatalog/MainView.xaml                       | 1 +
 samples/ControlCatalog/MainWindow.xaml                     | 1 +
 samples/ControlCatalog/Pages/WindowCustomizationsPage.xaml | 1 +
 src/Avalonia.Controls/WindowTransparencyLevel.cs           | 7 ++++++-
 4 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/samples/ControlCatalog/MainView.xaml b/samples/ControlCatalog/MainView.xaml
index 6537c470d5..f61b59e6cd 100644
--- a/samples/ControlCatalog/MainView.xaml
+++ b/samples/ControlCatalog/MainView.xaml
@@ -98,6 +98,7 @@
             <ComboBoxItem>Transparent</ComboBoxItem>
             <ComboBoxItem>Blur</ComboBoxItem>
             <ComboBoxItem>AcrylicBlur</ComboBoxItem>
+            <ComboBoxItem>Mica</ComboBoxItem>
           </ComboBox>
           <ComboBox Items="{Binding WindowStates}" SelectedItem="{Binding WindowState}" />
         </StackPanel>
diff --git a/samples/ControlCatalog/MainWindow.xaml b/samples/ControlCatalog/MainWindow.xaml
index a107ee2163..ee42e7a54b 100644
--- a/samples/ControlCatalog/MainWindow.xaml
+++ b/samples/ControlCatalog/MainWindow.xaml
@@ -12,6 +12,7 @@
         ExtendClientAreaTitleBarHeightHint="{Binding TitleBarHeight}"
         TransparencyLevelHint="{Binding TransparencyLevel}"        
         x:Name="MainWindow"
+        Background="Transparent"
         x:Class="ControlCatalog.MainWindow" WindowState="{Binding WindowState, Mode=TwoWay}">
   <NativeMenu.Menu>
     <NativeMenu>
diff --git a/samples/ControlCatalog/Pages/WindowCustomizationsPage.xaml b/samples/ControlCatalog/Pages/WindowCustomizationsPage.xaml
index b90f43c3b6..caab42e98c 100644
--- a/samples/ControlCatalog/Pages/WindowCustomizationsPage.xaml
+++ b/samples/ControlCatalog/Pages/WindowCustomizationsPage.xaml
@@ -14,6 +14,7 @@
       <ComboBoxItem>Transparent</ComboBoxItem>
       <ComboBoxItem>Blur</ComboBoxItem>
       <ComboBoxItem>AcrylicBlur</ComboBoxItem>
+      <ComboBoxItem>Mica</ComboBoxItem>
     </ComboBox>
   </StackPanel>
 </UserControl>
diff --git a/src/Avalonia.Controls/WindowTransparencyLevel.cs b/src/Avalonia.Controls/WindowTransparencyLevel.cs
index ce7c03efbb..f416b5de91 100644
--- a/src/Avalonia.Controls/WindowTransparencyLevel.cs
+++ b/src/Avalonia.Controls/WindowTransparencyLevel.cs
@@ -20,6 +20,11 @@
         /// <summary>
         /// The window background is a blur-behind with a high blur radius. This level may fallback to Blur.
         /// </summary>
-        AcrylicBlur
+        AcrylicBlur,
+        
+        /// <summary>
+        /// The window background is based on desktop wallpaper tint with a blur. This will only work on Windows 11 
+        /// </summary>
+        Mica
     }
 }