Fix possible Win32Exception

Author: Jack251970

Flow.Launcher.Infrastructure/Win32Helper.cs

@@ -365,21 +365,10 @@ public static unsafe void SwitchToEnglishKeyboardLayout(bool backupPrevious)
             // No installed English layout found
             if (enHKL == HKL.Null) return;
 
-            // When application is exiting, the Application.Current will be null
-            if (Application.Current == null) return;
-
-            // Get the FL main window
-            var hwnd = GetWindowHandle(Application.Current.MainWindow, true);
+            // Get the foreground window
+            var hwnd = PInvoke.GetForegroundWindow();
             if (hwnd == HWND.Null) return;
 
-            // Check if the FL main window is the current foreground window
-            if (!IsForegroundWindow(hwnd))
-            {
-                var result = PInvoke.SetForegroundWindow(hwnd);
-                // If we cannot set the foreground window, we can use the foreground window and switch the layout
-                if (!result) hwnd = PInvoke.GetForegroundWindow();
-            }
-
             // Get the current foreground window thread ID
             var threadId = PInvoke.GetWindowThreadProcessId(hwnd);
             if (threadId == 0) throw new Win32Exception(Marshal.GetLastWin32Error());