🧰: fix update heuristic for submorph changes in scene graph

LivelyKernel · Dec 20, 2023 · 849e7d1 · 849e7d1
1 parent b3f584f
commit 849e7d1
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/lively.ide/studio/interactive-tree.js b/lively.ide/studio/interactive-tree.js
@@ -466,9 +466,9 @@ export class SceneGraphTree extends InteractiveTree {
   isNodeOutOfSync (node) {
     if (node === this._previewNode) return false; // preview does not represent a real morph
     if (this.treeData.root === node) {
-      return (
-        this.treeData.root.children.length !==
-        this.target.submorphs.filter(m => !this.ignoreMorph(m)).length);
+      return !obj.equals(
+        this.treeData.root.children.map(m => m.container?.target.id),
+        this.target.submorphs.filter(m => !this.ignoreMorph(m)).id);
     }
     if (node.container.nameNeedsUpdate) return true;
     const actualSubmorphs = node.container.target.submorphs.filter(m => !this.ignoreMorph(m));