From 915aff2eeace37ad57b16493c348159e64a2f715 Mon Sep 17 00:00:00 2001
From: zhouzj <comesx4@gmail.com>
Date: Mon, 5 Dec 2022 14:34:33 +0800
Subject: [PATCH 1/3] Prevent showing trayMenu if the menu is empty.

---
 src/Windows/Avalonia.Win32/TrayIconImpl.cs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/Windows/Avalonia.Win32/TrayIconImpl.cs b/src/Windows/Avalonia.Win32/TrayIconImpl.cs
index 8d565d7fef..ddc42b3248 100644
--- a/src/Windows/Avalonia.Win32/TrayIconImpl.cs
+++ b/src/Windows/Avalonia.Win32/TrayIconImpl.cs
@@ -19,7 +19,7 @@ namespace Avalonia.Win32
     public class TrayIconImpl : ITrayIconImpl
     {
         private static readonly IntPtr s_emptyIcon = new System.Drawing.Bitmap(32, 32).GetHicon();
-        
+
         private readonly int _uniqueId;
         private static int s_nextUniqueId;
         private bool _iconAdded;
@@ -137,6 +137,12 @@ namespace Avalonia.Win32
 
         private void OnRightClicked()
         {
+            var menuItems = _exporter.GetMenu();
+            if (null == menuItems || menuItems.Count == 0)
+            {
+                return;
+            }
+
             var _trayMenu = new TrayPopupRoot()
             {
                 SystemDecorations = SystemDecorations.None,
@@ -145,7 +151,7 @@ namespace Avalonia.Win32
                 TransparencyLevelHint = WindowTransparencyLevel.Transparent,
                 Content = new TrayIconMenuFlyoutPresenter()
                 {
-                    Items = _exporter.GetMenu()
+                    Items = menuItems
                 }
             };
 

From 19043beda148892ee5d60d5786c9c811c0170309 Mon Sep 17 00:00:00 2001
From: zhouzj <comesx4@gmail.com>
Date: Mon, 5 Dec 2022 14:40:10 +0800
Subject: [PATCH 2/3] fix typo

---
 src/Windows/Avalonia.Win32/TrayIconImpl.cs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/Windows/Avalonia.Win32/TrayIconImpl.cs b/src/Windows/Avalonia.Win32/TrayIconImpl.cs
index ddc42b3248..ab70d77a09 100644
--- a/src/Windows/Avalonia.Win32/TrayIconImpl.cs
+++ b/src/Windows/Avalonia.Win32/TrayIconImpl.cs
@@ -19,7 +19,6 @@ namespace Avalonia.Win32
     public class TrayIconImpl : ITrayIconImpl
     {
         private static readonly IntPtr s_emptyIcon = new System.Drawing.Bitmap(32, 32).GetHicon();
-
         private readonly int _uniqueId;
         private static int s_nextUniqueId;
         private bool _iconAdded;

From 845fea9d1103eb0487335d55ff0488fe66d22c5f Mon Sep 17 00:00:00 2001
From: Kevin Ivarsen <kivarsen@planewave.com>
Date: Mon, 5 Dec 2022 14:36:33 -0800
Subject: [PATCH 3/3] Swap the figures used for expanded/collapsed groups in
 DataGrid to match the standard convention.

---
 src/Avalonia.Controls.DataGrid/Themes/Fluent.xaml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Avalonia.Controls.DataGrid/Themes/Fluent.xaml b/src/Avalonia.Controls.DataGrid/Themes/Fluent.xaml
index a3c0ed1d0c..fb4335f4de 100644
--- a/src/Avalonia.Controls.DataGrid/Themes/Fluent.xaml
+++ b/src/Avalonia.Controls.DataGrid/Themes/Fluent.xaml
@@ -6,8 +6,8 @@
 
     <StreamGeometry x:Key="DataGridSortIconDescendingPath">M1875 1011l-787 787v-1798h-128v1798l-787 -787l-90 90l941 941l941 -941z</StreamGeometry>
     <StreamGeometry x:Key="DataGridSortIconAscendingPath">M1965 947l-941 -941l-941 941l90 90l787 -787v1798h128v-1798l787 787z</StreamGeometry>
-    <StreamGeometry x:Key="DataGridRowGroupHeaderIconClosedPath">M515 93l930 931l-930 931l90 90l1022 -1021l-1022 -1021z</StreamGeometry>
-    <StreamGeometry x:Key="DataGridRowGroupHeaderIconOpenedPath">M109 486 19 576 1024 1581 2029 576 1939 486 1024 1401z</StreamGeometry>
+    <StreamGeometry x:Key="DataGridRowGroupHeaderIconOpenedPath">M515 93l930 931l-930 931l90 90l1022 -1021l-1022 -1021z</StreamGeometry>
+    <StreamGeometry x:Key="DataGridRowGroupHeaderIconClosedPath">M109 486 19 576 1024 1581 2029 576 1939 486 1024 1401z</StreamGeometry>
 
     <SolidColorBrush x:Key="DataGridColumnHeaderForegroundBrush" Color="{DynamicResource SystemBaseMediumColor}" />
     <SolidColorBrush x:Key="DataGridColumnHeaderBackgroundBrush" Color="{DynamicResource SystemAltHighColor}" />