Support changing ShowAtTopmost

Author: Jack251970

Flow.Launcher/MainWindow.xaml.cs

@@ -84,6 +84,8 @@ public MainWindow()
             _viewModel = Ioc.Default.GetRequiredService<MainViewModel>();
             DataContext = _viewModel;
 
+            Topmost = _settings.ShowAtTopmost;
+
             InitializeComponent();
             UpdatePosition();
 
@@ -283,6 +285,9 @@ private async void OnLoaded(object sender, RoutedEventArgs _)
                             _viewModel.QueryResults();
                         }
                         break;
+                    case nameof(Settings.ShowAtTopmost):
+                        Topmost = _settings.ShowAtTopmost;
+                        break;
                 }
             };