"Clear the previous query on launch" has a flicker (#10291)

src/modules/launcher/PowerLauncher/MainWindow.xaml

@@ -22,7 +22,6 @@
         Closing="OnClosing"
         Background="Transparent"
         LocationChanged="OnLocationChanged"
-        Activated="OnActivated"
         Deactivated="OnDeactivated"
         IsVisibleChanged="OnVisibilityChanged"
         Visibility="{Binding MainWindowVisibility, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"

src/modules/launcher/PowerLauncher/MainWindow.xaml.cs

@@ -161,20 +161,12 @@ namespace PowerLauncher
             _settings.WindowLeft = Left;
         }
 
-        private void OnActivated(object sender, EventArgs e)
-        {
-            if (_settings.ClearInputOnLaunch)
-            {
-                _viewModel.ClearQueryCommand.Execute(null);
-            }
-        }
-
         private void OnDeactivated(object sender, EventArgs e)
         {
             if (_settings.HideWhenDeactivated)
             {
                 // (this.FindResource("OutroStoryboard") as Storyboard).Begin();
-                Hide();
+                _viewModel.Hide();
             }
         }
 

src/modules/launcher/PowerLauncher/ViewModel/MainViewModel.cs

@@ -12,6 +12,7 @@ using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Input;
 using System.Windows.Media;
+using System.Windows.Threading;
 using interop;
 using Microsoft.PowerLauncher.Telemetry;
 using Microsoft.PowerToys.Telemetry;
@@ -154,7 +155,7 @@ namespace PowerLauncher.ViewModel
                     // SelectedItem returns null if selection is empty.
                     if (result != null && result.Action != null)
                     {
-                        MainWindowVisibility = Visibility.Collapsed;
+                        Hide();
 
                         Application.Current.Dispatcher.Invoke(() =>
                         {
@@ -193,7 +194,7 @@ namespace PowerLauncher.ViewModel
                 }
                 else
                 {
-                    MainWindowVisibility = Visibility.Collapsed;
+                    Hide();
                 }
             });
 
@@ -805,7 +806,7 @@ namespace PowerLauncher.ViewModel
             });
         }
 
-        private void ToggleWox()
+        public void ToggleWox()
         {
             if (MainWindowVisibility != Visibility.Visible)
             {
@@ -813,7 +814,30 @@ namespace PowerLauncher.ViewModel
             }
             else
             {
-                MainWindowVisibility = Visibility.Collapsed;
+                if (_settings.ClearInputOnLaunch && Results.Visibility == Visibility.Visible)
+                {
+                    ClearQueryCommand.Execute(null);
+                    Task.Run(() =>
+                    {
+                        Thread.Sleep(100);
+                        Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new Action(() =>
+                        {
+                            MainWindowVisibility = Visibility.Collapsed;
+                        }));
+                    });
+                }
+                else
+                {
+                    MainWindowVisibility = Visibility.Collapsed;
+                }
+            }
+        }
+
+        public void Hide()
+        {
+            if (MainWindowVisibility != Visibility.Collapsed)
+            {
+                ToggleWox();
             }
         }