From ae31231fac77245c3bdc18999ecaf9d2a8cd9eac Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Thu, 2 Apr 2020 14:06:58 +0300
Subject: [PATCH] bos #18834 [CEA] Restore object browser state when switching
 from light module to CORBA module

---
 src/LightApp/LightApp_Application.cxx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/LightApp/LightApp_Application.cxx b/src/LightApp/LightApp_Application.cxx
index 10cca2c57..731206945 100644
--- a/src/LightApp/LightApp_Application.cxx
+++ b/src/LightApp/LightApp_Application.cxx
@@ -4115,10 +4115,14 @@ void LightApp_Application::updateWindows()
   for ( WinMap::ConstIterator it = myWin.begin(); it != myWin.end(); ++it )
   {
     QWidget* wid = it.value();
+    if ( !wid )
+      continue;
     if ( winMap.contains( it.key() ) )
       wid->setVisible( true );
-    else
+    else if ( !activeStudy() )
       delete wid;
+    else
+      wid->setVisible( false );
   }
 
   loadDockWindowsState();
-- 
2.39.2