diff --git a/src/Starward/App.xaml.cs b/src/Starward/App.xaml.cs
index a4946c679..138026f12 100644
--- a/src/Starward/App.xaml.cs
+++ b/src/Starward/App.xaml.cs
@@ -7,6 +7,7 @@
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Media;
 using Microsoft.Windows.AppLifecycle;
+using Starward.Frameworks;
 using Starward.Helpers;
 using System;
 using System.Globalization;
diff --git a/src/Starward/MyWindows/WindowEx.cs b/src/Starward/Frameworks/WindowEx.cs
similarity index 74%
rename from src/Starward/MyWindows/WindowEx.cs
rename to src/Starward/Frameworks/WindowEx.cs
index 4612638f3..bd237e51f 100644
--- a/src/Starward/MyWindows/WindowEx.cs
+++ b/src/Starward/Frameworks/WindowEx.cs
@@ -1,15 +1,13 @@
-using CommunityToolkit.Mvvm.Messaging;
-using Microsoft.UI;
+using Microsoft.UI;
 using Microsoft.UI.Windowing;
 using Microsoft.UI.Xaml;
-using Starward.Messages;
 using System;
 using System.Runtime.InteropServices;
 using Vanara.PInvoke;
 using Windows.Graphics;
 using Windows.UI;
 
-namespace Starward.MyWindows;
+namespace Starward.Frameworks;
 
 public abstract partial class WindowEx : Window
 {
@@ -17,7 +15,7 @@ public abstract partial class WindowEx : Window
 
     public IntPtr WindowHandle { get; private init; }
 
-    public IntPtr BridgeHandle { get; private init; }
+    private IntPtr InputSiteHandle { get; init; }
 
 
     public double UIScale => User32.GetDpiForWindow(WindowHandle) / 96d;
@@ -28,11 +26,12 @@ public abstract partial class WindowEx : Window
     public WindowEx()
     {
         WindowHandle = (IntPtr)AppWindow.Id.Value;
-        BridgeHandle = (IntPtr)User32.FindWindowEx(WindowHandle, IntPtr.Zero, "Microsoft.UI.Content.DesktopChildSiteBridge", null);
+        HWND bridge = (IntPtr)User32.FindWindowEx(WindowHandle, IntPtr.Zero, "Microsoft.UI.Content.DesktopChildSiteBridge", null);
+        InputSiteHandle = (IntPtr)User32.FindWindowEx(bridge, IntPtr.Zero, "InputSiteWindowClass", null);
         windowSubclassProc = new(WindowSubclassProc);
-        bridgeSubclassProc = new(BridgeSubclassProc);
+        inputSiteSubclassProc = new(InputSiteSubclassProc);
         ComCtl32.SetWindowSubclass(WindowHandle, windowSubclassProc, 1001, IntPtr.Zero);
-        ComCtl32.SetWindowSubclass(BridgeHandle, bridgeSubclassProc, 1002, IntPtr.Zero);
+        ComCtl32.SetWindowSubclass(InputSiteHandle, inputSiteSubclassProc, 1002, IntPtr.Zero);
     }
 
 
@@ -44,18 +43,18 @@ public WindowEx()
 
     private readonly ComCtl32.SUBCLASSPROC windowSubclassProc;
 
-    private readonly ComCtl32.SUBCLASSPROC bridgeSubclassProc;
+    private readonly ComCtl32.SUBCLASSPROC inputSiteSubclassProc;
 
 
 
-    public unsafe virtual IntPtr WindowSubclassProc(HWND hWnd, uint uMsg, IntPtr wParam, IntPtr lParam, nuint uIdSubclass, IntPtr dwRefData)
+    protected unsafe virtual IntPtr WindowSubclassProc(HWND hWnd, uint uMsg, IntPtr wParam, IntPtr lParam, nuint uIdSubclass, IntPtr dwRefData)
     {
         return ComCtl32.DefSubclassProc(hWnd, uMsg, wParam, lParam);
     }
 
 
 
-    public unsafe virtual IntPtr BridgeSubclassProc(HWND hWnd, uint uMsg, IntPtr wParam, IntPtr lParam, nuint uIdSubclass, IntPtr dwRefData)
+    protected unsafe virtual IntPtr InputSiteSubclassProc(HWND hWnd, uint uMsg, IntPtr wParam, IntPtr lParam, nuint uIdSubclass, IntPtr dwRefData)
     {
         return ComCtl32.DefSubclassProc(hWnd, uMsg, wParam, lParam);
     }
@@ -78,7 +77,6 @@ public virtual void Show()
         AppWindow.MoveInZOrderAtTop();
         User32.ShowWindow(WindowHandle, ShowWindowCommand.SW_SHOWNORMAL);
         User32.SetForegroundWindow(WindowHandle);
-        WeakReferenceMessenger.Default.Send(new WindowStateChangedMessage(false));
     }
 
 
@@ -86,7 +84,6 @@ public virtual void Show()
     public virtual void Hide()
     {
         AppWindow.Hide();
-        WeakReferenceMessenger.Default.Send(new WindowStateChangedMessage(true));
     }
 
 
@@ -113,31 +110,6 @@ public virtual void CenterInScreen(int? width = null, int? height = null)
 
 
 
-
-    public bool IsTopMost
-    {
-        get
-        {
-            User32.WindowStylesEx flags = (User32.WindowStylesEx)User32.GetWindowLong(WindowHandle, User32.WindowLongFlags.GWL_EXSTYLE);
-            return flags.HasFlag(User32.WindowStylesEx.WS_EX_TOPMOST);
-        }
-        set
-        {
-            User32.WindowStylesEx flags = (User32.WindowStylesEx)User32.GetWindowLong(WindowHandle, User32.WindowLongFlags.GWL_EXSTYLE);
-            if (value)
-            {
-                flags |= User32.WindowStylesEx.WS_EX_TOPMOST;
-            }
-            else
-            {
-                flags &= ~User32.WindowStylesEx.WS_EX_TOPMOST;
-            }
-            User32.SetWindowLong(WindowHandle, User32.WindowLongFlags.GWL_EXSTYLE, (nint)flags);
-        }
-    }
-
-
-
     public void SetIcon(string? iconPath = null)
     {
         if (string.IsNullOrWhiteSpace(iconPath))
@@ -159,9 +131,18 @@ public void SetIcon(string? iconPath = null)
 
 
 
-    #region Title Bar
+    #region Theme
+
 
 
+    public void SetDragRectangles(params RectInt32[] value)
+    {
+        if (AppWindowTitleBar.IsCustomizationSupported() && AppWindow.TitleBar.ExtendsContentIntoTitleBar == true)
+        {
+            AppWindow.TitleBar.SetDragRectangles(value);
+        }
+    }
+
 
     public void AdaptTitleBarButtonColorToActuallTheme()
     {
@@ -197,24 +178,6 @@ public void AdaptTitleBarButtonColorToActuallTheme()
 
 
 
-    public void SetDragRectangles(params RectInt32[] value)
-    {
-        if (AppWindowTitleBar.IsCustomizationSupported() && AppWindow.TitleBar.ExtendsContentIntoTitleBar == true)
-        {
-            AppWindow.TitleBar.SetDragRectangles(value);
-        }
-    }
-
-
-
-    #endregion
-
-
-
-
-    #region Accent Color
-
-
     public virtual void ChangeAccentColor(Color? backColor = null, Color? foreColor = null)
     {
         if (Content is FrameworkElement element)
@@ -234,13 +197,14 @@ public virtual void ChangeAccentColor(Color? backColor = null, Color? foreColor
     }
 
 
-    #endregion
-
-
 
     [return: MarshalAs(UnmanagedType.Bool)]
     [LibraryImport("uxtheme.dll", EntryPoint = "#138", SetLastError = true)]
     protected static partial bool ShouldSystemUseDarkMode();
 
 
+
+    #endregion
+
+
 }
diff --git a/src/Starward/MyWindows/CloudGameGachaWindow.xaml b/src/Starward/MyWindows/CloudGameGachaWindow.xaml
index 8ad240711..7a7a4eb24 100644
--- a/src/Starward/MyWindows/CloudGameGachaWindow.xaml
+++ b/src/Starward/MyWindows/CloudGameGachaWindow.xaml
@@ -1,12 +1,13 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<local:WindowEx x:Class="Starward.MyWindows.CloudGameGachaWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:lang="using:Starward.Language"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.CloudGameGachaWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:lang="using:Starward.Language"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             mc:Ignorable="d">
 
     <Grid x:Name="RootGrid"
           Padding="0,32,0,0"
@@ -43,4 +44,4 @@
 
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/CloudGameGachaWindow.xaml.cs b/src/Starward/MyWindows/CloudGameGachaWindow.xaml.cs
index d61ec64fd..3781b23b8 100644
--- a/src/Starward/MyWindows/CloudGameGachaWindow.xaml.cs
+++ b/src/Starward/MyWindows/CloudGameGachaWindow.xaml.cs
@@ -1,6 +1,7 @@
 using CommunityToolkit.Mvvm.Messaging;
 using Microsoft.UI.Xaml;
 using Starward.Core;
+using Starward.Frameworks;
 using Starward.Messages;
 using System;
 using System.Text.Json.Nodes;
@@ -50,7 +51,7 @@ private void RootGrid_Loaded(object sender, RoutedEventArgs e)
     {
         try
         {
-            // todo WinAppSDK Éý¼¶µ½ 1.5 ºó£¬ÎªÔÆÓÎÏ·µÄÍøÒ³»º´æÉèÖõ¥¶ÀµÄÎļþ¼Ð
+            // todo WinAppSDK ������ 1.5 ��Ϊ����Ϸ����ҳ�������õ������ļ���
             if (GameBiz.ToGame() == GameBiz.hk4e)
             {
                 webview.Source = new Uri("https://ys.mihoyo.com/cloud/");
diff --git a/src/Starward/MyWindows/GameNoticesWindow.xaml b/src/Starward/MyWindows/GameNoticesWindow.xaml
index 923a10e3b..1f59b31ba 100644
--- a/src/Starward/MyWindows/GameNoticesWindow.xaml
+++ b/src/Starward/MyWindows/GameNoticesWindow.xaml
@@ -1,11 +1,12 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<local:WindowEx x:Class="Starward.MyWindows.GameNoticesWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.GameNoticesWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             mc:Ignorable="d">
 
     <Grid Loaded="Grid_Loaded">
         <Border Padding="20"
@@ -28,4 +29,4 @@
             </WebView2.Resources>
         </WebView2>
     </Grid>
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/GameNoticesWindow.xaml.cs b/src/Starward/MyWindows/GameNoticesWindow.xaml.cs
index cdcac2bac..5f2df21cb 100644
--- a/src/Starward/MyWindows/GameNoticesWindow.xaml.cs
+++ b/src/Starward/MyWindows/GameNoticesWindow.xaml.cs
@@ -4,6 +4,7 @@
 using Microsoft.UI.Xaml;
 using Starward.Core;
 using Starward.Core.Launcher;
+using Starward.Frameworks;
 using Starward.Helpers;
 using Starward.Messages;
 using Starward.Models;
@@ -90,7 +91,7 @@ private void InitializeWindow()
 
 
 
-    public override nint BridgeSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
+    protected override nint InputSiteSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
     {
         if (uMsg == (uint)User32.WindowMessage.WM_KEYDOWN)
         {
@@ -102,7 +103,7 @@ public override nint BridgeSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint
                 return 0;
             }
         }
-        return base.BridgeSubclassProc(hWnd, uMsg, wParam, lParam, uIdSubclass, dwRefData);
+        return base.InputSiteSubclassProc(hWnd, uMsg, wParam, lParam, uIdSubclass, dwRefData);
     }
 
 
diff --git a/src/Starward/MyWindows/InstallGameWindow.xaml b/src/Starward/MyWindows/InstallGameWindow.xaml
index 45b23971c..39c9fd976 100644
--- a/src/Starward/MyWindows/InstallGameWindow.xaml
+++ b/src/Starward/MyWindows/InstallGameWindow.xaml
@@ -1,15 +1,16 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<local:WindowEx x:Class="Starward.MyWindows.InstallGameWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                xmlns:sp="using:Starward.Pages"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.InstallGameWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             xmlns:sp="using:Starward.Pages"
+             mc:Ignorable="d">
 
     <Grid>
         <sp:DownloadGamePage />
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/InstallGameWindow.xaml.cs b/src/Starward/MyWindows/InstallGameWindow.xaml.cs
index ff0d6525e..8b2bdf250 100644
--- a/src/Starward/MyWindows/InstallGameWindow.xaml.cs
+++ b/src/Starward/MyWindows/InstallGameWindow.xaml.cs
@@ -1,4 +1,5 @@
 using Microsoft.UI.Windowing;
+using Starward.Frameworks;
 using System;
 using System.IO;
 using Vanara.PInvoke;
@@ -47,7 +48,7 @@ private void InitializeWindow()
 
 
 
-    public override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
+    protected override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
     {
         if (uMsg == (uint)User32.WindowMessage.WM_SYSCOMMAND)
         {
diff --git a/src/Starward/MyWindows/MainWindow.xaml b/src/Starward/MyWindows/MainWindow.xaml
index a2b73f2f1..645c51cc7 100644
--- a/src/Starward/MyWindows/MainWindow.xaml
+++ b/src/Starward/MyWindows/MainWindow.xaml
@@ -1,17 +1,18 @@
 <!--  Copyright (c) Microsoft Corporation and Contributors.  -->
 <!--  Licensed under the MIT License.  -->
 
-<local:WindowEx x:Class="Starward.MyWindows.MainWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                xmlns:sh="using:Starward.Helpers"
-                xmlns:sp="using:Starward.Pages"
-                Closed="MainWindow_Closed"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.MainWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             xmlns:sh="using:Starward.Helpers"
+             xmlns:sp="using:Starward.Pages"
+             Closed="MainWindow_Closed"
+             mc:Ignorable="d">
 
     <Grid Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
 
@@ -36,4 +37,4 @@
 
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/MainWindow.xaml.cs b/src/Starward/MyWindows/MainWindow.xaml.cs
index f366287b2..d32b9e611 100644
--- a/src/Starward/MyWindows/MainWindow.xaml.cs
+++ b/src/Starward/MyWindows/MainWindow.xaml.cs
@@ -7,6 +7,7 @@
 using Microsoft.UI.Xaml.Media;
 using Microsoft.UI.Xaml.Media.Animation;
 using Starward.Controls;
+using Starward.Frameworks;
 using Starward.Models;
 using Starward.Services.Download;
 using System;
@@ -227,7 +228,7 @@ public void CloseOverlayPage()
 
 
 
-    public override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
+    protected override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
     {
         if (uMsg == (uint)User32.WindowMessage.WM_SYSCOMMAND)
         {
@@ -254,7 +255,7 @@ public override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint
     }
 
 
-    public unsafe override nint BridgeSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
+    protected unsafe override nint InputSiteSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
     {
         bool handled = false;
         if (uMsg == (uint)User32.WindowMessage.WM_KEYDOWN)
@@ -272,7 +273,7 @@ public unsafe override nint BridgeSubclassProc(HWND hWnd, uint uMsg, nint wParam
                 return IntPtr.Zero;
             }
         }
-        return base.BridgeSubclassProc(hWnd, uMsg, wParam, lParam, uIdSubclass, dwRefData);
+        return base.InputSiteSubclassProc(hWnd, uMsg, wParam, lParam, uIdSubclass, dwRefData);
     }
 
 
diff --git a/src/Starward/MyWindows/SystemTrayWindow.xaml b/src/Starward/MyWindows/SystemTrayWindow.xaml
index d770631af..ac19f494b 100644
--- a/src/Starward/MyWindows/SystemTrayWindow.xaml
+++ b/src/Starward/MyWindows/SystemTrayWindow.xaml
@@ -1,14 +1,15 @@
-<local:WindowEx x:Class="Starward.MyWindows.SystemTrayWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:hn="using:H.NotifyIcon"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                xmlns:sc="using:Starward.Controls"
-                x:DefaultBindMode="OneWay"
-                Closed="WindowEx_Closed"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.SystemTrayWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:hn="using:H.NotifyIcon"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sc="using:Starward.Controls"
+             xmlns:sf="using:Starward.Frameworks"
+             x:DefaultBindMode="OneWay"
+             Closed="WindowEx_Closed"
+             mc:Ignorable="d">
 
     <Grid Name="RootGrid">
         <hn:TaskbarIcon x:Name="TaskbarIcon"
@@ -21,4 +22,4 @@
                               VerticalAlignment="Top" />
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/SystemTrayWindow.xaml.cs b/src/Starward/MyWindows/SystemTrayWindow.xaml.cs
index 18c0b35f6..0779e2218 100644
--- a/src/Starward/MyWindows/SystemTrayWindow.xaml.cs
+++ b/src/Starward/MyWindows/SystemTrayWindow.xaml.cs
@@ -2,6 +2,7 @@
 using CommunityToolkit.Mvvm.Input;
 using Microsoft.UI.Windowing;
 using Microsoft.UI.Xaml;
+using Starward.Frameworks;
 using Starward.Helpers;
 using System;
 using System.IO;
diff --git a/src/Starward/MyWindows/TestUrlProtocolWindow.xaml b/src/Starward/MyWindows/TestUrlProtocolWindow.xaml
index 632e65a55..db5bc2fe8 100644
--- a/src/Starward/MyWindows/TestUrlProtocolWindow.xaml
+++ b/src/Starward/MyWindows/TestUrlProtocolWindow.xaml
@@ -1,10 +1,11 @@
-<local:WindowEx x:Class="Starward.MyWindows.TestUrlProtocolWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.TestUrlProtocolWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             mc:Ignorable="d">
 
     <Grid x:Name="RootGrid">
         <StackPanel Margin="24"
@@ -35,4 +36,4 @@
         </StackPanel>
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/TestUrlProtocolWindow.xaml.cs b/src/Starward/MyWindows/TestUrlProtocolWindow.xaml.cs
index e82566756..1d578f649 100644
--- a/src/Starward/MyWindows/TestUrlProtocolWindow.xaml.cs
+++ b/src/Starward/MyWindows/TestUrlProtocolWindow.xaml.cs
@@ -2,6 +2,7 @@
 using Microsoft.UI.Windowing;
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Media;
+using Starward.Frameworks;
 using System;
 using System.Diagnostics;
 using System.Linq;
@@ -53,7 +54,7 @@ private void InitializeWindow()
 
 
 
-    public override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
+    protected override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
     {
         if (uMsg == (uint)User32.WindowMessage.WM_SYSCOMMAND)
         {
diff --git a/src/Starward/MyWindows/UpdateContentWindow.xaml b/src/Starward/MyWindows/UpdateContentWindow.xaml
index f384606b8..eca43206a 100644
--- a/src/Starward/MyWindows/UpdateContentWindow.xaml
+++ b/src/Starward/MyWindows/UpdateContentWindow.xaml
@@ -1,12 +1,13 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<local:WindowEx x:Class="Starward.MyWindows.UpdateContentWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:lang="using:Starward.Language"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.UpdateContentWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:lang="using:Starward.Language"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             mc:Ignorable="d">
 
     <Grid x:Name="RootGrid" Loaded="RootGrid_Loaded">
 
@@ -78,4 +79,4 @@
 
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/UpdateContentWindow.xaml.cs b/src/Starward/MyWindows/UpdateContentWindow.xaml.cs
index 3a2346520..a4b4e42ea 100644
--- a/src/Starward/MyWindows/UpdateContentWindow.xaml.cs
+++ b/src/Starward/MyWindows/UpdateContentWindow.xaml.cs
@@ -6,6 +6,7 @@
 using NuGet.Versioning;
 using Starward.Core.Metadata;
 using Starward.Core.Metadata.Github;
+using Starward.Frameworks;
 using System;
 using System.Diagnostics;
 using System.IO;
diff --git a/src/Starward/MyWindows/WelcomeWindow.xaml b/src/Starward/MyWindows/WelcomeWindow.xaml
index 681d64ffa..d570ff993 100644
--- a/src/Starward/MyWindows/WelcomeWindow.xaml
+++ b/src/Starward/MyWindows/WelcomeWindow.xaml
@@ -1,12 +1,13 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<local:WindowEx x:Class="Starward.MyWindows.WelcomeWindow"
-                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                xmlns:local="using:Starward.MyWindows"
-                xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                Closed="WindowEx_Closed"
-                mc:Ignorable="d">
+<sf:WindowEx x:Class="Starward.MyWindows.WelcomeWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:local="using:Starward.MyWindows"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:sf="using:Starward.Frameworks"
+             Closed="WindowEx_Closed"
+             mc:Ignorable="d">
 
     <Grid Name="RootGrid" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
         <Image HorizontalAlignment="Center"
@@ -16,4 +17,4 @@
         <Frame Name="frame" />
     </Grid>
 
-</local:WindowEx>
+</sf:WindowEx>
diff --git a/src/Starward/MyWindows/WelcomeWindow.xaml.cs b/src/Starward/MyWindows/WelcomeWindow.xaml.cs
index 7a432b74f..2a3a439c2 100644
--- a/src/Starward/MyWindows/WelcomeWindow.xaml.cs
+++ b/src/Starward/MyWindows/WelcomeWindow.xaml.cs
@@ -1,6 +1,7 @@
 using Microsoft.UI.Windowing;
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Media.Animation;
+using Starward.Frameworks;
 using Starward.Pages.Welcome;
 using Starward.Services;
 using System;
@@ -124,7 +125,7 @@ public void OpenMainWindow()
 
 
 
-    public override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
+    protected override nint WindowSubclassProc(HWND hWnd, uint uMsg, nint wParam, nint lParam, nuint uIdSubclass, nint dwRefData)
     {
         if (uMsg == (uint)User32.WindowMessage.WM_SYSCOMMAND)
         {