增加A2WToolBox工具集，增加Launch场景核LaunchPanel

Assets/A2WToolBox/3rd/NaughtyAttributes/Scripts/Editor/PropertyDrawers/EnumFlagsPropertyDrawer.cs

@@ -0,0 +1,38 @@
+using UnityEngine;
+using UnityEditor;
+using System;
+
+namespace NaughtyAttributes.Editor
+{
+    [CustomPropertyDrawer(typeof(EnumFlagsAttribute))]
+    public class EnumFlagsPropertyDrawer : PropertyDrawerBase
+    {
+        protected override float GetPropertyHeight_Internal(SerializedProperty property, GUIContent label)
+        {
+            Enum targetEnum = PropertyUtility.GetTargetObjectOfProperty(property) as Enum;
+
+            return (targetEnum != null)
+                ? GetPropertyHeight(property)
+                : GetPropertyHeight(property) + GetHelpBoxHeight();
+        }
+
+        protected override void OnGUI_Internal(Rect rect, SerializedProperty property, GUIContent label)
+        {
+            EditorGUI.BeginProperty(rect, label, property);
+
+            Enum targetEnum = PropertyUtility.GetTargetObjectOfProperty(property) as Enum;
+            if (targetEnum != null)
+            {
+                Enum enumNew = EditorGUI.EnumFlagsField(rect, label.text, targetEnum);
+                property.intValue = (int)Convert.ChangeType(enumNew, targetEnum.GetType());
+            }
+            else
+            {
+                string message = attribute.GetType().Name + " can be used only on enums";
+                DrawDefaultPropertyAndHelpBox(rect, property, message, MessageType.Warning);
+            }
+
+            EditorGUI.EndProperty();
+        }
+    }
+}