From 5fea3f89cb0f16848b1217193c13fda0a596c754 Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Tue, 5 Mar 2019 11:23:43 +0300
Subject: [PATCH] Issue #2876: Fix synchronization of objects display on module
 activation

---
 src/SHAPERGUI/SHAPERGUI.cpp |  1 +
 src/XGUI/XGUI_Workshop.cpp  | 18 +++++++++++++++++-
 src/XGUI/XGUI_Workshop.h    |  3 +++
 3 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/SHAPERGUI/SHAPERGUI.cpp b/src/SHAPERGUI/SHAPERGUI.cpp
index 4b74af5ae..c0becb578 100644
--- a/src/SHAPERGUI/SHAPERGUI.cpp
+++ b/src/SHAPERGUI/SHAPERGUI.cpp
@@ -204,6 +204,7 @@ void SHAPERGUI::initialize(CAM_Application* theApp)
         aViewPort->installEventFilter(aViewer);
         Handle(V3d_View) aView = aViewPort->getView();
         aViewer->SetScale(aView, aView->Camera()->Scale());
+        onViewManagerAdded(aMgr);
       }
     }
   }
diff --git a/src/XGUI/XGUI_Workshop.cpp b/src/XGUI/XGUI_Workshop.cpp
index 2660cb93b..f1d5d4f36 100644
--- a/src/XGUI/XGUI_Workshop.cpp
+++ b/src/XGUI/XGUI_Workshop.cpp
@@ -2700,12 +2700,28 @@ void XGUI_Workshop::synchronizeGroupInViewer(const DocumentPtr& theDoc,
       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
       if (aRes.get() && (!aRes->shape().get() || aRes->shape()->isNull()))
         continue;
-      myDisplayer->display(aObj, false);
+      ResultBodyPtr aResBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObj);
+      if (aResBody.get())
+        synchronizeResultTree(aResBody, false);
+      else
+        myDisplayer->display(aObj, false);
     }
   }
   if (theUpdateViewer)
     myDisplayer->updateViewer();
 }
+
+void XGUI_Workshop::synchronizeResultTree(const ResultBodyPtr& theRes, bool theUpdateViewer)
+{
+  if (theRes->numberOfSubs() > 0)
+    for (int i = 0; i < theRes->numberOfSubs(); i++) {
+      ResultBodyPtr aRes = theRes->subResult(i);
+      if (aRes.get())
+        synchronizeResultTree(aRes, theUpdateViewer);
+    }
+  else
+    myDisplayer->display(theRes, theUpdateViewer);
+}
 #endif
 
 //******************************************************
diff --git a/src/XGUI/XGUI_Workshop.h b/src/XGUI/XGUI_Workshop.h
index ea1ecf094..01c75a373 100644
--- a/src/XGUI/XGUI_Workshop.h
+++ b/src/XGUI/XGUI_Workshop.h
@@ -24,6 +24,7 @@
 
 #include <ModelAPI_Document.h>
 #include <ModelAPI_Feature.h>
+#include <ModelAPI_ResultBody.h>
 
 #include <ModuleBase_ActionInfo.h>
 #include <ModuleBase_ActionType.h>
@@ -287,6 +288,8 @@ Q_OBJECT
                                 const std::string& theGroup,
                                 bool theUpdateViewer);
 
+  void synchronizeResultTree(const ResultBodyPtr& theRes, bool theUpdateViewer);
+
 #endif
   /// Update the property panel content by the XML description of the operation and set the panel
   /// into the operation
-- 
2.39.2