Fix: Fixed an issue where the window wasn't refocused if minimized on launch (#15247)

Co-authored-by: Yair <39923744+yaira2@users.noreply.github.com>

Author: gave92

src/Files.App/MainWindow.xaml.cs

@@ -1,15 +1,11 @@
 // Copyright (c) 2024 Files Community
 // Licensed under the MIT License. See the LICENSE.
 
-using Files.App.UserControls.TabBar;
 using Microsoft.UI;
 using Microsoft.UI.Windowing;
-using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
 using Microsoft.UI.Xaml.Media.Animation;
 using Microsoft.UI.Xaml.Navigation;
-using System.IO;
-using Windows.ApplicationModel;
 using Windows.ApplicationModel.Activation;
 using Windows.Storage;
 using WinUIEx;
@@ -207,6 +203,9 @@ public async Task InitializeApplicationAsync(object activatedEventArgs)
 				AppWindow.Show();
 				Activate();
 			}
+
+			if (Windows.Win32.PInvoke.IsIconic(new(WindowHandle)))
+				Instance.Restore(); // Restore window if minimized
 		}
 
 		public Frame EnsureWindowIsInitialized()

src/Files.App/NativeMethods.txt

@@ -39,6 +39,7 @@ AttachThreadInput
 SetWindowPos
 SetFocus
 SetActiveWindow
+IsIconic
 CopyFileFromApp
 MoveFileFromApp
 DeleteFileFromApp