From 042c43ddd2eb70d3c8ca0e3f9ab1e0ec7792b19b Mon Sep 17 00:00:00 2001
From: "Zheng, Lei" <realthunder.dev@gmail.com>
Date: Mon, 4 Jun 2018 12:03:41 +0800
Subject: [PATCH] assembly: prevent deleting constraint group

---
 assembly.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/assembly.py b/assembly.py
index 587d13d..e5e3b3b 100644
--- a/assembly.py
+++ b/assembly.py
@@ -1247,6 +1247,9 @@ class ViewProviderAsmConstraintGroup(ViewProviderAsmGroup):
     def canDropObjects(self):
         return False
 
+    def onDelete(self,_obj,_subs):
+        return False
+
 
 class AsmElementGroup(AsmGroup):
     def __init__(self,parent):