From e846c64d6f927879cb8a095e62d773a8d7b3c9f4 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 15 Oct 2020 07:24:10 +0800
Subject: *ability system

---
 .../AdvancedInspector/Attributes/ReadOnly.cs       | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 Assets/Plugins/AdvancedInspector/Attributes/ReadOnly.cs

(limited to 'Assets/Plugins/AdvancedInspector/Attributes/ReadOnly.cs')

diff --git a/Assets/Plugins/AdvancedInspector/Attributes/ReadOnly.cs b/Assets/Plugins/AdvancedInspector/Attributes/ReadOnly.cs
new file mode 100644
index 00000000..145f1167
--- /dev/null
+++ b/Assets/Plugins/AdvancedInspector/Attributes/ReadOnly.cs
@@ -0,0 +1,84 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+
+using UnityEngine;
+
+namespace AdvancedInspector
+{
+    /// <summary>
+    /// Makes a Property read only (cannot be modified)
+    /// It's grayed out in the inspector, even if there's a setter.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Method, AllowMultiple = false)]
+    public class ReadOnlyAttribute : Attribute, IListAttribute, IRuntimeAttribute<bool>
+    {
+        public delegate bool ReadOnlyDelegate();
+        public delegate bool ReadOnlyStaticDelegate(ReadOnlyAttribute readOnly, object instance, object value);
+
+        #region IRuntime Implementation
+        private string methodName = "";
+
+        public string MethodName
+        {
+            get { return methodName; }
+        }
+
+        public Type Template
+        {
+            get { return typeof(ReadOnlyDelegate); }
+        }
+
+        public Type TemplateStatic
+        {
+            get { return typeof(ReadOnlyStaticDelegate); }
+        }
+
+        private List<Delegate> delegates = new List<Delegate>();
+
+        public List<Delegate> Delegates
+        {
+            get { return delegates; }
+            set { delegates = value; }
+        }
+
+        public bool Invoke(int index, object instance, object value)
+        {
+            if (delegates.Count == 0 || index >= delegates.Count)
+                return true;
+
+            try
+            {
+                if (delegates[index].Target == null)
+                {
+                    return (bool)delegates[index].DynamicInvoke(this, instance, value);
+                }
+                else
+                {
+                    return (bool)delegates[index].DynamicInvoke();
+                }
+            }
+            catch (Exception e)
+            {
+                if (e is TargetInvocationException)
+                    e = ((TargetInvocationException)e).InnerException;
+
+                Debug.LogError(string.Format("Invoking a method to retrieve a ReadOnly attribute failed. The exception was \"{0}\".", e.Message));
+                return false;
+            }
+        }
+        #endregion
+
+        public ReadOnlyAttribute() { }
+
+        public ReadOnlyAttribute(Delegate method)
+        {
+            this.delegates.Add(method);
+        }
+
+        public ReadOnlyAttribute(string methodName)
+        {
+            this.methodName = methodName;
+        }
+    }
+}
\ No newline at end of file
-- 
cgit v1.1-26-g67d0