(client) feat:实现实体动态创建，实体右键菜单

Co-authored-by: m0_75251201 <m0_75251201@noreply.gitcode.com>
Reviewed-on: #41

Client/Assets/Scripts/Prefab/RightMenuPrefab.cs

@@ -0,0 +1,89 @@
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Events;
+using UnityEngine.EventSystems;
+
+namespace Prefab
+{
+    public class RightMenuPrefab: Utils.MonoSingleton<RightMenuPrefab>,IPointerExitHandler
+    {
+        public GameObject menu;
+        public ButtonPrefab buttonPrefab;
+
+        public void Show()
+        {
+            gameObject.SetActive(true);
+        }
+
+        public void Hide()
+        {
+            gameObject.SetActive(false);
+        }
+
+        public void Init(List<(string name, UnityAction callback)> buttons)
+        {
+            if (menu == null || buttonPrefab == null)
+            {
+                Debug.LogError("Menu or ButtonPrefab is not assigned!");
+                return;
+            }
+
+            ClearMenu();
+            foreach (var (label, callback) in buttons)
+            {
+                // 实例化按钮预制体
+                var instantiatedButton = Instantiate(buttonPrefab.gameObject, menu.transform);
+                var buttonInstance = instantiatedButton.GetComponent<ButtonPrefab>();
+
+                if (buttonInstance != null)
+                {
+                    // 设置按钮文本
+                    buttonInstance.Label = label;
+
+                    // 创建一个新的回调函数，包含原始回调和隐藏菜单的操作
+                    UnityAction wrappedCallback = () =>
+                    {
+                        try
+                        {
+                            // 执行原始回调
+                            callback?.Invoke();
+                        }
+                        catch (System.Exception e)
+                        {
+                            Debug.LogError($"Error executing callback for button '{label}': {e.Message}");
+                        }
+                        finally
+                        {
+                            // 隐藏菜单
+                            Hide();
+                        }
+                    };
+
+                    // 添加包装后的回调
+                    buttonInstance.AddListener(wrappedCallback);
+                }
+                else
+                {
+                    Debug.LogError("Failed to get ButtonPrefab component from instantiated object!");
+                }
+            }
+        }
+        public void ClearMenu()
+        {
+            // 遍历菜单下的所有子对象并销毁它们
+            foreach (Transform child in menu.transform)
+            {
+                Destroy(child.gameObject);
+            }
+        }
+        protected override void OnStart()
+        {
+            Hide();
+        }
+
+        public void OnPointerExit(PointerEventData eventData)
+        {
+            Hide();
+        }
+    }
+}