从节点Model解耦出容器接口，重新设计了节点的保存、加载。

Workbench/Node/INodeContainerControl.cs

@@ -0,0 +1,33 @@
+using Serein.Workbench.Node.View;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Serein.Workbench.Node
+{
+
+    /// <summary>
+    /// 约束具有容器功能的节点控件应该有什么方法
+    /// </summary>
+    public interface INodeContainerControl
+    {
+        /// <summary>
+        /// 放置一个节点
+        /// </summary>
+        /// <param name="nodeControl"></param>
+        void PlaceNode(NodeControlBase nodeControl);
+
+        /// <summary>
+        /// 取出一个节点
+        /// </summary>
+        /// <param name="nodeControl"></param>
+        void TakeOutNode(NodeControlBase nodeControl);
+
+        /// <summary>
+        /// 取出所有节点（用于删除容器）
+        /// </summary>
+        void TakeOutAll();
+    }
+}

Workbench/Node/INodeJunction.cs

@@ -8,6 +8,9 @@ using System.Windows;
 
 namespace Serein.Workbench.Node
 {
+
+
+
     /// <summary>
     /// 约束一个节点应该有哪些控制点
     /// </summary>

Workbench/Node/View/GlobalDataControl.xaml.cs

@@ -20,10 +20,8 @@ namespace Serein.Workbench.Node.View
     /// <summary>
     /// UserControl1.xaml 的交互逻辑
     /// </summary>
-    public partial class GlobalDataControl : NodeControlBase, INodeJunction
+    public partial class GlobalDataControl : NodeControlBase, INodeJunction, INodeContainerControl
     {
-        //private new GlobalDataNodeControlViewModel ViewModel => ViewModel;
-
         public GlobalDataControl() : base()
         {
             // 窗体初始化需要
@@ -39,19 +37,6 @@ namespace Serein.Workbench.Node.View
         }
 
 
-        /// <summary>
-        /// 设置数据节点
-        /// </summary>
-        /// <param name="nodeControl"></param>
-        public void SetDataNodeControl(NodeControlBase nodeControl)
-        {
-            ((GlobalDataNodeControlViewModel)ViewModel).SetDataNode(nodeControl.ViewModel.NodeModel);
-
-            GlobalDataPanel.Children.Clear();
-            GlobalDataPanel.Children.Add(nodeControl);
-        }
-
-
         /// <summary>
         /// 入参控制点（可能有，可能没）
         /// </summary>
@@ -73,5 +58,21 @@ namespace Serein.Workbench.Node.View
         JunctionControlBase[] INodeJunction.ArgDataJunction => throw new NotImplementedException();
 
 
+        public void PlaceNode(NodeControlBase nodeControl)
+        {
+            GlobalDataPanel.Children.Clear();
+            GlobalDataPanel.Children.Add(nodeControl);
+        }
+
+        public void TakeOutNode(NodeControlBase nodeControl)
+        {
+            GlobalDataPanel.Children.Remove(nodeControl);
+        }
+
+        public void TakeOutAll()
+        {
+            GlobalDataPanel.Children.Clear();
+        }
+
     }
 }

Workbench/Node/ViewModel/GlobalDataNodeControlViewModel.cs

@@ -1,5 +1,6 @@
 using Serein.Library;
 using Serein.NodeFlow.Model;
+using Serein.Workbench.Node.View;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -44,18 +45,7 @@ namespace Serein.Workbench.Node.ViewModel
             set { NodeModel.KeyName = value; OnPropertyChanged(); }
         }
 
-
-        /// <summary>
-        /// 设置数据节点
-        /// </summary>
-        /// <param name="dataNode"></param>
-        public void SetDataNode(NodeModelBase dataNode)
-        {
-            NodeModel.SetDataNode(dataNode);
-        }
-
-
-
-
+ 
+      
     }
 }