添加项目文件。

VisionFrame.Base/TemplateSelector/NodeArgTemplateSelector.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using VisionFrame.Base.Models;
+
+namespace VisionFrame.Base.TemplateSelector
+{
+    public class NodeArgTemplateSelector : DataTemplateSelector
+    {
+        public DataTemplate DropdownTempalte { get; set; }
+        public DataTemplate TextBoxTempalte { get; set; }
+        public DataTemplate SelectFolderTempalte { get; set; }
+        public DataTemplate CompareOpratorTempalte { get; set; }
+
+        public override DataTemplate SelectTemplate(object item, DependencyObject container)
+        {
+            var model = item as NodeArgModel;
+            if (model.ValueMode == 0)
+                return DropdownTempalte;
+            else if (model.ValueMode == 1)
+                return TextBoxTempalte;
+            else if (model.ValueMode == 2)
+                return SelectFolderTempalte;
+            else if (model.ValueMode == 3)
+                return CompareOpratorTempalte;
+
+            return null;
+        }
+    }
+}