From b8e4fca09f47ef02d04e45323db058966ebc8938 Mon Sep 17 00:00:00 2001
From: plc-user <74435298+plc-user@users.noreply.github.com>
Date: Sat, 8 Feb 2025 07:39:21 +0100
Subject: [PATCH] fix: remove empty elementInformation, but keep empty
 properties

---
 sources/diagramcontext.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sources/diagramcontext.cpp b/sources/diagramcontext.cpp
index 864ad9b3a..681fed49e 100644
--- a/sources/diagramcontext.cpp
+++ b/sources/diagramcontext.cpp
@@ -151,7 +151,10 @@ bool DiagramContext::operator!=(const DiagramContext &dc) const
 void DiagramContext::toXml(QDomElement &e, const QString &tag_name) const
 {
 	foreach (QString key, keys()) {
-		if (m_content[key].toString().trimmed().isEmpty()) { continue; }
+		if ((tag_name == "elementInformation") &&
+			(m_content[key].toString().trimmed().isEmpty())) {
+			continue;
+		}
 		QDomElement property = e.ownerDocument().createElement(tag_name);
 		// try to sort attributes by removing and re-adding
 		property.removeAttribute("show");