优化更新代码，添加界面功能并整合

ShrlAlgo.Toolkit.Core/Heplers/SingletonChildWindowManager.cs

@@ -0,0 +1,33 @@
+using System.Windows;
+using System.Windows.Interop;
+
+namespace ShrlAlgo.Toolkit.Core.Heplers;
+
+public static class SingletonChildWindowManager
+{
+    private static readonly Dictionary<Type, Window> Windows = [];
+    public static void ShowOrActivate<TWindow, TViewModel>(params object[] viewModelParams)
+        where TWindow : Window, new()
+        where TViewModel : class
+    {
+        var windowType = typeof(TWindow);
+        if (Windows.TryGetValue(windowType, out var window) && window != null)
+        {
+            window.Activate();
+        }
+        else
+        {
+            //CloseAllWindowsExcept(windowType);
+            Windows[windowType] = new TWindow();
+            Windows[windowType].Closed += (_, _) => Windows[windowType] = null;
+            if (Windows[windowType].DataContext == null || Windows[windowType].DataContext is not TViewModel)
+            {
+                Windows[windowType].DataContext = viewModelParams.Length == 0
+                    ? Activator.CreateInstance<TViewModel>()
+                    : Activator.CreateInstance(typeof(TViewModel), viewModelParams);
+            }
+            _ = new WindowInteropHelper(Windows[windowType]) { Owner = System.Diagnostics.Process.GetCurrentProcess().MainWindowHandle };
+            Windows[windowType].Show();
+        }
+    }
+}