Ignore main window show when exiting

Author: Jack251970

Flow.Launcher/App.xaml.cs

@@ -31,6 +31,7 @@ public partial class App : IDisposable, ISingleInstanceApp
 
         public static IPublicAPI API { get; private set; }
         public static JoinableTaskFactory JTF { get; } = new JoinableTaskFactory(new JoinableTaskContext());
+        public static bool Exitting => _mainWindow.CanClose;
 
         #endregion
 
@@ -39,7 +40,7 @@ public partial class App : IDisposable, ISingleInstanceApp
         private static readonly string ClassName = nameof(App);
 
         private static bool _disposed;
-        private MainWindow _mainWindow;
+        private static MainWindow _mainWindow;
         private readonly MainViewModel _mainVM;
         private readonly Settings _settings;
 

Flow.Launcher/ViewModel/MainViewModel.cs

@@ -1649,6 +1649,9 @@ public bool ShouldIgnoreHotkeys()
 
         public void Show()
         {
+            // When application is exiting, we should not show the main window
+            if (App.Exitting) return;
+
             // When application is exiting, the Application.Current will be null
             Application.Current?.Dispatcher.Invoke(() =>
             {