更改文件架构

Packages/Common~/Scripts/UX/SubMenu/SubMenu.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UIElements;
+using UnityEngine.Events;
+namespace BITKit
+{
+    public struct NewSubMenu
+    {
+        public string name;
+        public Vector2 position;
+        public IEnumerable<SubAction> actions;
+    }
+    public struct SubAction
+    {
+        public string name;
+        public UnityAction action;
+    }
+    public class SubMenu : BITBehavior
+    {
+        [Header(Constant.Header.Components)]
+        public UIDocument document;
+        Label label;
+        VisualElement context;
+        VisualElement root;
+        void Start()
+        {
+            Data.AddListener<IEnumerable<SubAction>>(OnAction);
+            Data.AddListener<NewSubMenu>(OnContextMenu);
+            root = document.rootVisualElement;
+            label = root.Q<Label>("Label");
+            context = root.Q("Context");
+            SetActive(false);
+            root.RegisterCallback<PointerLeaveEvent>(x =>
+            {
+                SetActive(false);
+            });
+        }
+        void OnContextMenu(NewSubMenu contextMenu)
+        {
+            label.text = contextMenu.name;
+            OnAction(contextMenu.actions);
+            root.style.left = contextMenu.position.x - 4f;
+            root.style.top = contextMenu.position.y - 4f;
+        }
+        void OnAction(IEnumerable<SubAction> actions)
+        {
+            SetActive(true);
+            actions.ForEach(x =>
+            {
+                var button = new Button();
+                button.text = x.name;
+                button.clicked += () =>
+                {
+                    x.action.Invoke();
+                    SetActive(false);
+                };
+                context.Add(button);
+            });
+        }
+        public override void SetActive(bool active)
+        {
+            if (active)
+            {
+            }
+            else
+            {
+                context.Clear();
+            }
+            document.rootVisualElement.SetActive(active);
+        }
+    }
+}

Packages/Common~/Scripts/UX/SubMenu/SubMenu.cs.meta

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