From: snn <snn@opencascade.com>
Date: Fri, 30 Nov 2018 07:39:15 +0000 (+0300)
Subject: 0030392: XCAFDoc_GraphNode doesn't copy backward links
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=36939d056a543a2ff721852bb7e937a6f75bfc67;p=occt-copy.git

0030392: XCAFDoc_GraphNode doesn't copy backward links

(cherry picked from commit 6131065fae2474309c617039ad5be15f1f05a813)
(cherry picked from commit 713624228050b8f7db4d8b2e22c7edfd8c832471)
(cherry picked from commit b7fb7db6ae971efcf9ce0b5283a89328c4dce1bb)
(cherry picked from commit 68be9e7b9c5851087d57aeec9809012e4dc460b8)
---

diff --git a/src/XCAFDoc/XCAFDoc_GraphNode.cxx b/src/XCAFDoc/XCAFDoc_GraphNode.cxx
index 7ce30e7af5..46e835cd13 100644
--- a/src/XCAFDoc/XCAFDoc_GraphNode.cxx
+++ b/src/XCAFDoc/XCAFDoc_GraphNode.cxx
@@ -378,6 +378,8 @@ void XCAFDoc_GraphNode::Paste(const Handle(TDF_Attribute)& into,
     if (!func.IsNull())
     {
       intof->SetFather(func);
+      if (func->ChildIndex(this) && !func->ChildIndex(intof))
+        func->SetChild(intof);
     }
   }
 
@@ -391,6 +393,8 @@ void XCAFDoc_GraphNode::Paste(const Handle(TDF_Attribute)& into,
     if (!func.IsNull())
     {
       intof->SetChild(func);
+      if (func->FatherIndex(this) && !func->FatherIndex(intof))
+        func->SetFather(intof);
     }
   }
   intof->SetGraphID(myGraphID);