From c99e235ed84ad27d3d7b079f1bf68a1748fa4911 Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Mon, 12 Oct 2015 17:20:54 +0300
Subject: [PATCH] INT PAL 52900: TC7.7.0: Preview disappears for 'Block
 Multi-Transformation' operation

---
 src/BlocksGUI/BlocksGUI_TrsfDlg.cxx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/BlocksGUI/BlocksGUI_TrsfDlg.cxx b/src/BlocksGUI/BlocksGUI_TrsfDlg.cxx
index b441b58a8..985bfc97e 100644
--- a/src/BlocksGUI/BlocksGUI_TrsfDlg.cxx
+++ b/src/BlocksGUI/BlocksGUI_TrsfDlg.cxx
@@ -219,7 +219,6 @@ bool BlocksGUI_TrsfDlg::ClickOnApply()
 //=================================================================================
 void BlocksGUI_TrsfDlg::SelectionIntoArgument()
 {
-  erasePreview();
   myEditCurrentArgument->setText("");
 
   // Get index of current selection focus
@@ -273,7 +272,6 @@ void BlocksGUI_TrsfDlg::SelectionIntoArgument()
     }
     myEditCurrentArgument->setText(aName);
     myFaces[aCurrFocus] = anIndex;
-    processPreview();
   }
 
   switch (aCurrFocus) {
@@ -316,6 +314,8 @@ void BlocksGUI_TrsfDlg::SelectionIntoArgument()
   default:
     break;
   }
+
+  processPreview();
 }
 
 //=================================================================================
@@ -379,6 +379,8 @@ void BlocksGUI_TrsfDlg::SetEditCurrentArgument()
   aSender->setDown(true);
 
   activateSelection();
+
+  processPreview();
 }
 
 //=================================================================================
-- 
2.39.2