fix(NetworkBehaviourInspector): Use showSyncMethod (#4024)

Author: MrGadget1024

Assets/Mirror/Components/NetworkTransform/NetworkTransformBase.cs

@@ -148,6 +148,9 @@ protected override void OnValidate()
             Configure();
         }
 
+        // For NetworkBehaviourInspector
+        internal override bool showSyncMethod() => false;
+
         // initialization //////////////////////////////////////////////////////
         // forcec configuration of some settings
         protected virtual void Configure()

Assets/Mirror/Core/NetworkBehaviour.cs

@@ -121,6 +121,9 @@ public bool authority
         // NetworkBehaviourInspector needs to know if we have SyncObjects
         internal bool HasSyncObjects() => syncObjects.Count > 0;
 
+        // NetworkBehaviourInspector needs to know if it should show SyncMethod dropdown
+        internal virtual bool showSyncMethod() => true;
+
         // NetworkIdentity based values set from NetworkIdentity.Awake(),
         // which is way more simple and way faster than trying to figure out
         // component index from in here by searching all NetworkComponents.

Assets/Mirror/Editor/NetworkBehaviourInspector.cs

@@ -96,7 +96,7 @@ protected void DrawDefaultSyncSettings()
                 EditorGUILayout.PropertyField(serializedObject.FindProperty("syncMode"));
 
             // sync method: Don't show for NT-based components
-            if (!typeof(NetworkTransformBase).IsAssignableFrom(scriptClass))
+            if (((NetworkBehaviour)serializedObject.targetObject).showSyncMethod())
             {
                 SerializedProperty syncMethod = serializedObject.FindProperty("syncMethod");
                 EditorGUILayout.PropertyField(syncMethod);