NodeScript+ 导入了个 UI Extend

Signed-off-by: TRADER_FOER <lhf190@outlook.com>

Assets/com.unity.uiextensions/Runtime/Scripts/MenuSystem/SimpleMenu.cs

@@ -0,0 +1,22 @@
+/// Credit Adam Kapos (Nezz) - http://www.songarc.net
+/// Sourced from - https://github.com/YousicianGit/UnityMenuSystem
+/// Updated by SimonDarksideJ - Refactored to be a more generic component
+
+namespace UnityEngine.UI.Extensions
+{
+    /// <summary>
+    /// A base menu class that implements parameterless Show and Hide methods
+    /// </summary>
+    public abstract class SimpleMenu<T> : Menu<T> where T : SimpleMenu<T>
+    {
+        public static void Show()
+        {
+            Open();
+        }
+
+        public static void Hide()
+        {
+            Close();
+        }
+    }
+}