UI update 02

Assets/XCharts/Editor/Attributes/ComponentEditorAttribute.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace XCharts.Editor
+{
+    [AttributeUsage(AttributeTargets.Class, AllowMultiple = false)]
+    public sealed class ComponentEditorAttribute : Attribute
+    {
+        public readonly Type componentType;
+
+        public ComponentEditorAttribute(Type componentType)
+        {
+            this.componentType = componentType;
+        }
+    }
+}