From 1c6051371e24e5b529eb276ebb03a5738cc1a6f6 Mon Sep 17 00:00:00 2001
From: Matthias Hochsteger <mhochsteger@cerbsim.com>
Date: Fri, 27 Nov 2020 16:40:17 +0100
Subject: [PATCH] updateSignal for Mesh class

---
 libsrc/meshing/meshclass.cpp | 1 +
 libsrc/meshing/meshclass.hpp | 1 +
 2 files changed, 2 insertions(+)

diff --git a/libsrc/meshing/meshclass.cpp b/libsrc/meshing/meshclass.cpp
index 66d28355..6234f1eb 100644
--- a/libsrc/meshing/meshclass.cpp
+++ b/libsrc/meshing/meshclass.cpp
@@ -6642,6 +6642,7 @@ namespace netgen
         paralleltop->UpdateCoarseGrid();
       }
 #endif
+    updateSignal.Emit();
   }
 
   void Mesh :: BuildCurvedElements  (const Refinement * ref, int aorder, bool arational)
diff --git a/libsrc/meshing/meshclass.hpp b/libsrc/meshing/meshclass.hpp
index aab4e87a..3bdaf219 100644
--- a/libsrc/meshing/meshclass.hpp
+++ b/libsrc/meshing/meshclass.hpp
@@ -172,6 +172,7 @@ namespace netgen
 				      const int element) const;
 
   public:
+    Signal<> updateSignal;
 
     // store coarse mesh before hp-refinement
     unique_ptr<NgArray<HPRefElement>> hpelements;