Revert "improve:无焦点模式"

This reverts commit 83f5fc58d1.

Ink Canvas/MainWindow.xaml.cs

@@ -254,8 +254,10 @@ namespace Ink_Canvas
             };
             // 初始化无焦点模式开关
             ToggleSwitchNoFocusMode.IsOn = Settings.Advanced.IsNoFocusMode;
+            ApplyNoFocusMode();
             // 初始化窗口置顶开关
             ToggleSwitchAlwaysOnTop.IsOn = Settings.Advanced.IsAlwaysOnTop;
+            ApplyAlwaysOnTop();
 
             // 添加窗口激活事件处理，确保置顶状态在窗口重新激活时得到保持
             Activated += Window_Activated;
@@ -395,12 +397,6 @@ namespace Ink_Canvas
         private bool isLoaded;
         private bool forcePointEraser;
 
-        private void Window_SourceInitialized(object sender, EventArgs e)
-        {
-            ApplyNoFocusMode();
-            ApplyAlwaysOnTop();
-        }
-
         private void Window_Loaded(object sender, RoutedEventArgs e)
         {
             loadPenCanvas();
@@ -565,7 +561,9 @@ namespace Ink_Canvas
             InitializePluginSystem();
             // 确保开关和设置同步
             ToggleSwitchNoFocusMode.IsOn = Settings.Advanced.IsNoFocusMode;
+            ApplyNoFocusMode();
             ToggleSwitchAlwaysOnTop.IsOn = Settings.Advanced.IsAlwaysOnTop;
+            ApplyAlwaysOnTop();
 
             // 初始化UIA置顶开关
             ToggleSwitchUIAccessTopMost.IsOn = Settings.Advanced.EnableUIAccessTopMost;