update PushMainWindow2TopCommand

Author: NaBian

src/Shared/HandyControl_Shared/Interactivity/Commands/PushMainWindow2TopCommand.cs

@@ -1,8 +1,7 @@
 using System;
 using System.Windows;
 using System.Windows.Input;
-using System.Windows.Interop;
-using HandyControl.Tools.Interop;
+using HandyControl.Tools;
 
 namespace HandyControl.Interactivity
 {
@@ -15,11 +14,7 @@ public void Execute(object parameter)
             if (Application.Current.MainWindow != null && Application.Current.MainWindow.Visibility != Visibility.Visible)
             {
                 Application.Current.MainWindow.Show();
-                var hwndSource = (HwndSource)PresentationSource.FromDependencyObject(Application.Current.MainWindow);
-                if (hwndSource != null)
-                {
-                    InteropMethods.SetForegroundWindow(hwndSource.Handle);
-                }
+                WindowHelper.SetWindowToForeground(Application.Current.MainWindow);
             }
         }
 

src/Shared/HandyControl_Shared/Tools/Helper/WindowHelper.cs

@@ -157,15 +157,13 @@ public static Thickness WindowMaximizedPadding
         /// 让窗口激活作为前台最上层窗口
         /// </summary>
         /// <param name="window"></param>
-        public static void SetWindowToForegroundWithAttachThreadInput(Window window)
+        public static void SetWindowToForeground(Window window)
         {
             // [WPF 让窗口激活作为前台最上层窗口的方法 - lindexi - 博客园](https://www.cnblogs.com/lindexi/p/12749671.html)
             var interopHelper = new WindowInteropHelper(window);
-            // 以下 Win32 方法可以在 https://github.com/kkwpsv/lsjutil/tree/master/Src/Lsj.Util.Win32 找到
             var thisWindowThreadId = InteropMethods.GetWindowThreadProcessId(interopHelper.Handle, out _);
             var currentForegroundWindow = InteropMethods.GetForegroundWindow();
-            var currentForegroundWindowThreadId =
-                InteropMethods.GetWindowThreadProcessId(currentForegroundWindow, out _);
+            var currentForegroundWindowThreadId = InteropMethods.GetWindowThreadProcessId(currentForegroundWindow, out _);
 
             // [c# - Bring a window to the front in WPF - Stack Overflow](https://stackoverflow.com/questions/257587/bring-a-window-to-the-front-in-wpf )
             // [SetForegroundWindow的正确用法 - 子坞 - 博客园](https://www.cnblogs.com/ziwuge/archive/2012/01/06/2315342.html )