MetacityTemplate/Assets/MetaCity.BundleKit.Editor/Portal/PortalEditor.cs

using UnityEditor;
using UnityEngine;
namespace MetaCity.BundleKit.Editor
{
[CustomEditor(typeof(Portal.Portal))]
public class PortalEditor:UnityEditor.Editor
{
   public sealed override void OnInspectorGUI()
   {
      EditorGUILayout.HelpBox("Sign Spawn Point and Name for this Portal, GUID will be auto generate",MessageType.Info);
      DrawDefaultInspector();
      var guidProperty=serializedObject.FindProperty("portalGUID");
      EditorGUILayout.BeginHorizontal();
      GUI.enabled=false;
      guidProperty.intValue=EditorGUILayout.IntField("GUID",guidProperty.intValue,new GUIStyle(GUI.skin.label));
      GUI.enabled=true;
      EditorGUILayout.EndHorizontal();
   }
}
}