From 67e4bc891197b23b2b22c26f419682951a66f773 Mon Sep 17 00:00:00 2001
From: Dennis Hilhorst <dhilhorst@highvolteng.com>
Date: Thu, 11 Jun 2026 11:46:11 +0200
Subject: [PATCH] don't re-expand SaR tree nodes if they are already expanded

---
 .../saveandrestore/ui/SaveAndRestoreController.java           | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/save-and-restore/app/src/main/java/org/phoebus/applications/saveandrestore/ui/SaveAndRestoreController.java b/app/save-and-restore/app/src/main/java/org/phoebus/applications/saveandrestore/ui/SaveAndRestoreController.java
index 1bdefc4f94..e9614a6354 100644
--- a/app/save-and-restore/app/src/main/java/org/phoebus/applications/saveandrestore/ui/SaveAndRestoreController.java
+++ b/app/save-and-restore/app/src/main/java/org/phoebus/applications/saveandrestore/ui/SaveAndRestoreController.java
@@ -463,6 +463,10 @@ private String getSavedFilterName() {
      * @param targetItem {@link TreeItem<Node>} on which the operation is performed.
      */
     protected void expandTreeNode(TreeItem<Node> targetItem) {
+        // don't do anything is we are already expanded
+        if (targetItem.isExpanded())
+            return;
+
         List<Node> childNodes = saveAndRestoreService.getChildNodes(targetItem.getValue());
         List<TreeItem<Node>> list =
                 childNodes.stream().map(this::createTreeItem).toList();