From 676d468ad2d34eba5def482ef14158313d1bbaa5 Mon Sep 17 00:00:00 2001
From: asl <asl@opencascade.com>
Date: Thu, 13 Aug 2015 11:00:20 +0300
Subject: [PATCH] Issue #460: the correct clearing of the layout to set the row
 stretch to default value

---
 src/ModuleBase/ModuleBase_PageBase.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/ModuleBase/ModuleBase_PageBase.cpp b/src/ModuleBase/ModuleBase_PageBase.cpp
index 027150f22..f7057783e 100644
--- a/src/ModuleBase/ModuleBase_PageBase.cpp
+++ b/src/ModuleBase/ModuleBase_PageBase.cpp
@@ -48,6 +48,20 @@ void ModuleBase_PageBase::clearPage()
       delete aChild;
     }
   }
+
+  // Issue #460: this patch is necessary since the row stretch information
+  // is stored independently on the items: when the items are removed
+  // from the layout the stretch information is kept, so in the next 
+  // filling of the layout some "additional" (old) rows may be stretched
+  // without necessity. 
+  // In this patch we clear the stretch information specifying the default value: 0.
+  QGridLayout* aLayout = dynamic_cast<QGridLayout*>( pageLayout() );
+  if( aLayout )
+  {
+    int r = aLayout->rowCount();
+    for( int i=0; i<r; i++ )
+      aLayout->setRowStretch( i, 0 );
+  }
   myWidgetList.clear();
 }
 
-- 
2.39.2