From 704ac5456173ef69e26794aff9b013c7f3239de8 Mon Sep 17 00:00:00 2001
From: Alessandro Pasotti <apasotti@boundlessgeo.com>
Date: Mon, 18 Sep 2017 11:46:40 +0200
Subject: [PATCH] Fix refreshConnections: only emit if it's a root item

and propagate down to the tree until the root is reached.
---
 src/core/qgsdataitem.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/core/qgsdataitem.cpp b/src/core/qgsdataitem.cpp
index 8d76c083d10..12469222924 100644
--- a/src/core/qgsdataitem.cpp
+++ b/src/core/qgsdataitem.cpp
@@ -345,8 +345,16 @@ void QgsDataItem::refresh()
 
 void QgsDataItem::refreshConnections()
 {
-  refresh();
-  emit connectionsChanged();
+  // Walk up until the root node is reached
+  if ( mParent )
+  {
+    mParent->refreshConnections();
+  }
+  else
+  {
+    refresh();
+    emit connectionsChanged();
+  }
 }
 
 void QgsDataItem::refresh( const QVector<QgsDataItem *> &children )