From 55c3c4e511921a0985da7485fd1762b66f0b3b88 Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Fri, 24 Aug 2018 12:40:15 +0300
Subject: [PATCH] Use default value only in case it is defined

---
 src/ModuleBase/ModuleBase_WidgetIntValue.cpp | 8 +++-----
 src/ModuleBase/ModuleBase_WidgetIntValue.h   | 1 +
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/ModuleBase/ModuleBase_WidgetIntValue.cpp b/src/ModuleBase/ModuleBase_WidgetIntValue.cpp
index 12931a997..b99e1d4eb 100644
--- a/src/ModuleBase/ModuleBase_WidgetIntValue.cpp
+++ b/src/ModuleBase/ModuleBase_WidgetIntValue.cpp
@@ -52,7 +52,7 @@
 
 ModuleBase_WidgetIntValue::ModuleBase_WidgetIntValue(QWidget* theParent,
                                                      const Config_WidgetAPI* theData)
-: ModuleBase_ModelWidget(theParent, theData)
+: ModuleBase_ModelWidget(theParent, theData), myHasDefault(false)
 {
   QFormLayout* aControlLay = new QFormLayout(this);
   ModuleBase_Tools::adjustMargins(aControlLay);
@@ -91,11 +91,9 @@ ModuleBase_WidgetIntValue::ModuleBase_WidgetIntValue(QWidget* theParent,
     mySpinBox->setSingleStep(aStepVal);
   }
 
-  myDefVal = QString::fromStdString(getDefaultValue()).toInt(&isOk);
+  myDefVal = QString::fromStdString(getDefaultValue()).toInt(&myHasDefault);
   if (isOk)
     mySpinBox->setValue(myDefVal);
-  else
-    myDefVal = 0;
 
   QString aTTip = translate(theData->widgetTooltip());
   mySpinBox->setToolTip(aTTip);
@@ -206,7 +204,7 @@ bool ModuleBase_WidgetIntValue::restoreValueCustom()
       anAttribute->setExpressionError("");
       anAttribute->setExpressionInvalid(false);
     }
-    if (!anAttribute->isInitialized())
+    if ((!anAttribute->isInitialized()) && myHasDefault)
       anAttribute->setValue(myDefVal);
   }
   return true;
diff --git a/src/ModuleBase/ModuleBase_WidgetIntValue.h b/src/ModuleBase/ModuleBase_WidgetIntValue.h
index 3d6030844..4637af46c 100644
--- a/src/ModuleBase/ModuleBase_WidgetIntValue.h
+++ b/src/ModuleBase/ModuleBase_WidgetIntValue.h
@@ -85,6 +85,7 @@ protected:
   FeaturePtr myParameter;
 
   int myDefVal;
+  bool myHasDefault;
 };
 
 #endif
-- 
2.39.2