From eb90c6ed3be207526deaed6b5bc5846d117bb482 Mon Sep 17 00:00:00 2001
From: Joachim Schoeberl <joachim.schoeberl@tuwien.ac.at>
Date: Thu, 18 Jan 2024 19:43:08 +0100
Subject: [PATCH] use list instead of map to keep order

---
 libsrc/core/signal.hpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/libsrc/core/signal.hpp b/libsrc/core/signal.hpp
index bd9cd6f0a..a994f48c2 100644
--- a/libsrc/core/signal.hpp
+++ b/libsrc/core/signal.hpp
@@ -51,19 +51,22 @@ namespace ngcore
   class SimpleSignal
   {
   private:
-    std::map<void*,std::function<void()>> funcs;
+    // std::map<void*,std::function<void()>> funcs;
+    std::list<std::pair<void*,std::function<void()>>> funcs;
   public:
     SimpleSignal() = default;
 
     template<typename FUNC>
     void Connect(void* var, FUNC f)
     {
-      funcs[var] = f;
+      // funcs[var] = f;
+      funcs.push_back ( { var, f } );
     }
 
     void Remove(void* var)
     {
-      funcs.erase(var);
+      // funcs.erase(var);
+      funcs.remove_if([&] (auto var_f) { return var_f.first==var; });
     }
 
     inline void Emit()