添加了@Dtc（数据类型转换）、@Data（获取全局数据）表达式

Workbench/Node/View/GlobalDataControl.xaml.cs

@@ -0,0 +1,62 @@
+using Serein.NodeFlow.Model;
+using Serein.Workbench.Node.ViewModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace Serein.Workbench.Node.View
+{
+    /// <summary>
+    /// UserControl1.xaml 的交互逻辑
+    /// </summary>
+    public partial class GlobalDataControl : NodeControlBase, INodeJunction
+    {
+
+        public GlobalDataControl() : base()
+        {
+            // 窗体初始化需要
+            ViewModel = new GlobalDataNodeControlViewModel(new SingleGlobalDataNode(null));
+            DataContext = ViewModel;
+            InitializeComponent();
+        }
+
+        public GlobalDataControl(ConditionNodeControlViewModel viewModel) : base(viewModel)
+        {
+            DataContext = viewModel;
+            InitializeComponent();
+        }
+
+        /// <summary>
+        /// 入参控制点（可能有，可能没）
+        /// </summary>
+        JunctionControlBase INodeJunction.ExecuteJunction => this.ExecuteJunctionControl;
+
+        /// <summary>
+        /// 下一个调用方法控制点（可能有，可能没）
+        /// </summary>
+        JunctionControlBase INodeJunction.NextStepJunction => this.NextStepJunctionControl;
+
+        /// <summary>
+        /// 返回值控制点（可能有，可能没）
+        /// </summary>
+        JunctionControlBase INodeJunction.ReturnDataJunction => this.ResultJunctionControl;
+
+
+        /// <summary>
+        /// 方法入参控制点（可能有，可能没）
+        /// </summary>
+        JunctionControlBase[] INodeJunction.ArgDataJunction => throw new NotImplementedException();
+
+    }
+}