diff --git a/Ink Canvas/MainWindow.xaml b/Ink Canvas/MainWindow.xaml
index cb7c2a8a..aceef7c5 100644
--- a/Ink Canvas/MainWindow.xaml	
+++ b/Ink Canvas/MainWindow.xaml	
@@ -226,7 +226,7 @@
                                 <ui:SimpleStackPanel VerticalAlignment="Center">
                                     <TextBlock Foreground="#fafafa" HorizontalAlignment="Center"
                                                VerticalAlignment="Center" FontSize="15" Margin="0,0,0,10"
-                                               Text="开发中..." />
+                                               Text="开发中...请不要点击，可能会导致ICC异常崩溃" />
                                     <ui:SimpleStackPanel Spacing="5">
                                         <ui:SimpleStackPanel Spacing="5" Orientation="Horizontal"
                                                              HorizontalAlignment="Center">
diff --git a/Ink Canvas/MainWindow.xaml.cs b/Ink Canvas/MainWindow.xaml.cs
index 41c836c7..1dc5b914 100644
--- a/Ink Canvas/MainWindow.xaml.cs	
+++ b/Ink Canvas/MainWindow.xaml.cs	
@@ -361,15 +361,17 @@ namespace Ink_Canvas {
                 inkCanvas.Cursor = new Cursor(sri.Stream);
         }
 
-        // 触摸输入，通常隐藏光标
+        // 触摸输入，不隐藏光标
         private void inkCanvas_TouchDown(object sender, TouchEventArgs e)
         {
+            inkCanvas.ForceCursor = false;
             System.Windows.Forms.Cursor.Show();
         }
 
         // 触摸结束，恢复光标
         private void inkCanvas_TouchUp(object sender, TouchEventArgs e)
         {
+            inkCanvas.ForceCursor = false;
             System.Windows.Forms.Cursor.Show();
         }
 
diff --git a/Ink_Canvas/MainWindow_cs/MW_FloatingBarIcons.cs b/Ink_Canvas/MainWindow_cs/MW_FloatingBarIcons.cs
new file mode 100644
index 00000000..a10f5629
--- /dev/null
+++ b/Ink_Canvas/MainWindow_cs/MW_FloatingBarIcons.cs
@@ -0,0 +1,45 @@
+#region 主要的工具按鈕事件
+
+/// <summary>
+///     计算任务栏高度，桌面模式下仅计算任务栏自身高度
+/// </summary>
+private double CalculateToolbarHeight(bool isDesktopMode)
+{
+    if (isDesktopMode)
+    {
+        // 桌面模式: 任务栏高度 = 主屏幕高度 - 全屏可用高度
+        return SystemParameters.PrimaryScreenHeight - SystemParameters.FullPrimaryScreenHeight;
+    }
+    else
+    {
+        // 其他模式: 原有计算方式(包含窗口标题栏)
+        return SystemParameters.PrimaryScreenHeight 
+             - SystemParameters.FullPrimaryScreenHeight 
+             - SystemParameters.WindowCaptionHeight;
+    }
+}
+
+#endregion
+
+public async void ViewboxFloatingBarMarginAnimation(int MarginFromEdge,
+    bool PosXCaculatedWithTaskbarHeight = false)
+{
+
+    // 删除旧计算方式
+    // var toolbarHeight = System.Windows.SystemParameters.PrimaryScreenHeight - System.Windows.SystemParameters.FullPrimaryScreenHeight - System.Windows.SystemParameters.WindowCaptionHeight;
+    
+    // 替换为新计算方式
+    var toolbarHeight = CalculateToolbarHeight(Topmost == false);
+
+}
+
+public async void PureViewboxFloatingBarMarginAnimationInDesktopMode()
+{
+    // 删除旧计算方式
+    // var toolbarHeight = System.Windows.SystemParameters.PrimaryScreenHeight - System.Windows.SystemParameters.FullPrimaryScreenHeight - System.Windows.SystemParameters.WindowCaptionHeight;
+
+    // 替换为新计算方式(桌面模式专用)
+    var toolbarHeight = System.Windows.SystemParameters.PrimaryScreenHeight 
+                      - System.Windows.SystemParameters.FullPrimaryScreenHeight;
+
+}