Remove UxTheme session handling

Author: emako

QuickLook/App.xaml.cs

@@ -15,7 +15,6 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-using Microsoft.Win32;
 using QuickLook.Common.Helpers;
 using QuickLook.Helpers;
 using QuickLook.NativeMethods;
@@ -228,8 +227,6 @@ protected override void OnStartup(StartupEventArgs e)
 
         // Set initial theme based on system settings
         ThemeManager.Apply(OSThemeHelper.AppsUseDarkTheme() ? ApplicationTheme.Dark : ApplicationTheme.Light);
-        UxTheme.ApplyPreferredAppMode(isTracked: true);
-        SystemEvents.SessionEnding += OnSessionEnding;
 
         // Initialize MessageBox patching
         MessageBoxPatcher.Initialize();
@@ -239,21 +236,8 @@ protected override void OnStartup(StartupEventArgs e)
         CheckAndRegisterPluginIcon();
     }
 
-    protected virtual void OnSessionEnding(object sender, SessionEndingEventArgs e)
-    {
-        SystemEvents.SessionEnding -= OnSessionEnding;
-
-        // You must unsubscribe from SystemEvents events before your application exits, or the application may crash
-        // https://github.com/QL-Win/QuickLook/issues/1782
-        UxTheme.ApplyPreferredAppMode(isTracked: false);
-    }
-
     protected override void OnExit(ExitEventArgs e)
     {
-        // You must unsubscribe from SystemEvents events before your application exits, or the application may crash
-        // https://github.com/QL-Win/QuickLook/issues/1782
-        UxTheme.ApplyPreferredAppMode(isTracked: false);
-
         base.OnExit(e);
 
         if (!_cleanExit)

QuickLook/QuickLook.csproj

@@ -101,10 +101,10 @@
         <PackageReference Include="System.Runtime.WindowsRuntime" Version="4.7.0">
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.135">
+        <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.142">
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="WPF-UI.Violeta" Version="4.2.0.4">
+        <PackageReference Include="WPF-UI.Violeta" Version="4.2.0.11">
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
         <PackageReference Include="Lib.Harmony" Version="2.4.2">

QuickLook/TrayIconManager.cs

@@ -25,6 +25,7 @@
 using System.IO;
 using System.Windows.Forms;
 using Wpf.Ui.Violeta.Win32;
+using OSThemeHelper = QuickLook.Common.Helpers.OSThemeHelper;
 using ToolTipIcon = Wpf.Ui.Violeta.Win32.ToolTipIcon;
 
 namespace QuickLook;
@@ -44,6 +45,7 @@ private TrayIconManager()
             ToolTipText = string.Format(TranslationHelper.Get("Icon_ToolTip"),
                 Application.ProductVersion),
             Icon = GetTrayIconByDPI(),
+            ThemeMode = TrayThemeMode.System,
             Menu =
             [
                 new TrayMenuItem()