diff --git a/AIStudio.Wpf.DiagramDesigner/Controls/DesignerCanvas.cs b/AIStudio.Wpf.DiagramDesigner/Controls/DesignerCanvas.cs
index 608291f..ec73f17 100644
--- a/AIStudio.Wpf.DiagramDesigner/Controls/DesignerCanvas.cs
+++ b/AIStudio.Wpf.DiagramDesigner/Controls/DesignerCanvas.cs
@@ -399,10 +399,7 @@ namespace AIStudio.Wpf.DiagramDesigner
 
         protected override void OnPreviewKeyDown(KeyEventArgs e)
         {
-            base.OnPreviewKeyDown(e);
-
-        
-         
+            base.OnPreviewKeyDown(e);         
         }
 
         protected override Size MeasureOverride(Size constraint)
diff --git a/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml b/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml
index cc9500b..c5da1b6 100644
--- a/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml
+++ b/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml
@@ -8,6 +8,7 @@
     </ResourceDictionary.MergedDictionaries>
 
     <Style x:Key="AIStudio.Styles.FlowchartEditor" TargetType="{x:Type controls:FlowchartEditor}">
+        <Setter Property="Focusable" Value="True"/>
         <Setter Property="Template">
             <Setter.Value>
                 <ControlTemplate TargetType="{x:Type controls:FlowchartEditor}">
diff --git a/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml.cs b/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml.cs
index c641115..17021da 100644
--- a/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml.cs
+++ b/AIStudio.Wpf.Flowchart/Controls/FlowchartEditor.xaml.cs
@@ -179,7 +179,7 @@ namespace AIStudio.Wpf.Flowchart.Controls
         }
         #endregion
 
-        #region ToolBox
+        #region PropertiesBox
         /// <summary>
         /// 附加组件模板
         /// </summary>