从旧版中移植,Prefab未确认

Convention/[Visual]/Workflow/Nodes/StartNodes/SelectorNode.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using Convention.WindowsUI;
+using Convention.WindowsUI.Variant;
+using UnityEngine;
+
+namespace Convention.Workflow
+{
+    public class SelectorNodeInfo : StartNodeInfo
+    {
+        public virtual IEnumerable<string> EnumNamesGenerater()
+        {
+            return new List<string>()
+            {
+                 WorkflowManager.Transformer("unknown")
+            };
+        }
+
+        [NonSerialized] private string l_select = WorkflowManager.Transformer(nameof(select));
+        [InspectorDraw(InspectorDrawType.Enum, true, false, nameGenerater: nameof(l_select), enumGenerater: nameof(EnumNamesGenerater))]
+        public string select = "";
+
+        public SelectorNodeInfo() : this("") { }
+        public SelectorNodeInfo(string select, string outputName = "select")
+        {
+            this.select = select;
+            this.outmapping = new()
+            {
+                {
+                    outputName, new NodeSlotInfo()
+                    {
+                        slotName = outputName,
+                        typeIndicator="string",
+                        IsInmappingSlot=false
+                    }
+                }
+            };
+            this.inmapping = new();
+            this.title = "Selector";
+        }
+
+        protected override NodeInfo CreateTemplate()
+        {
+            return new SelectorNodeInfo();
+        }
+        protected override void CloneValues([In] NodeInfo clonen)
+        {
+            var info = (SelectorNodeInfo)clonen;
+            info.select = select;
+            info.outmapping = new(outmapping);
+            base.CloneValues(clonen);
+        }
+    }
+
+    public class SelectorNode : StartNode
+    {
+        [Resources, OnlyNotNullMode,SerializeField] private ModernUIDropdown DropDown;
+
+        public SelectorNodeInfo MySelectorInfo => info as SelectorNodeInfo;
+
+        protected override void Start()
+        {
+            base.Start();
+            DropDown.AddListener(x => MySelectorInfo.select = x);
+        }
+
+        protected virtual void RebuildDropDown(ModernUIDropdown dropdown, SelectorNodeInfo info)
+        {
+            foreach (var name in info.EnumNamesGenerater())
+            {
+                dropdown.CreateOption(name);
+            }
+            dropdown.RefreshImmediate();
+            if (string.IsNullOrEmpty(info.select) == false)
+                dropdown.Select(info.select);
+        }
+
+        protected override void WhenSetup(NodeInfo info)
+        {
+            RebuildDropDown(DropDown, info as SelectorNodeInfo);
+            base.WhenSetup(info);
+        }
+    }
+}