fix GenericMenuPopup on Mac M1 (#175)

* fix GenericMenuPopup on Mac M1

* update version of package.

Author: quabug

Packages/essential/Dependencies/Nuwa/Core/Editor/GenericMenuPopup.cs

@@ -477,8 +477,9 @@ public static MenuItemNode GenerateMenuItemNodeTree(GenericMenu p_menu)
             if (p_menu == null)
                 return rootNode;
 
-            var menuItemsField = p_menu.GetType().GetField("menuItems", BindingFlags.Instance | BindingFlags.NonPublic);
-            var menuItems = menuItemsField.GetValue(p_menu) as ArrayList;
+            var menuItemsField = TryGetField("menuItems");
+            if (menuItemsField == null) menuItemsField = TryGetField("m_MenuItems");
+            var menuItems = menuItemsField.GetValue(p_menu) as IEnumerable;
 
             foreach (var menuItem in menuItems)
             {
@@ -511,6 +512,11 @@ public static MenuItemNode GenerateMenuItemNodeTree(GenericMenu p_menu)
             }
 
             return rootNode;
+
+            FieldInfo TryGetField(string fieldName)
+            {
+                return p_menu.GetType().GetField(fieldName, BindingFlags.Instance | BindingFlags.NonPublic);
+            }
         }
 
         public override void OnOpen()

Packages/essential/package.json

@@ -1,7 +1,7 @@
 {
   "name": "com.quabug.entities-bt.essential",
   "description": "Behavior Tree for Unity Entities - Essential",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "unity": "2020.2",
   "displayName": "EntitiesBT - Essential",
   "dependencies": {