From d902f5d53d62dc848ef36f8e901af8c0195c59e5 Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@klayout.de>
Date: Sun, 8 Sep 2024 18:48:12 +0200
Subject: [PATCH] Apply property changes before switching tree node in
 properties editor

---
 src/layui/layui/layPropertiesDialog.cc | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/layui/layui/layPropertiesDialog.cc b/src/layui/layui/layPropertiesDialog.cc
index 6ecffff16..573d8c23d 100644
--- a/src/layui/layui/layPropertiesDialog.cc
+++ b/src/layui/layui/layPropertiesDialog.cc
@@ -308,6 +308,25 @@ PropertiesDialog::current_index_changed (const QModelIndex &index, const QModelI
 
   } else {
 
+    if (m_index >= 0 && m_index < int (mp_properties_pages.size ()) && ! mp_properties_pages [m_index]->readonly ()) {
+
+      try {
+
+        db::Transaction t (mp_manager, tl::to_string (QObject::tr ("Apply changes")), m_transaction_id);
+
+        mp_properties_pages [m_index]->apply ();
+
+        if (! t.is_empty ()) {
+          m_transaction_id = t.id ();
+        }
+
+      } catch (...) {
+      }
+
+      mp_properties_pages [m_index]->update ();
+
+    }
+
     if (mp_tree_model->parent (index).isValid ()) {
 
       m_index = mp_tree_model->page_index (index);