From 8d2ae75b958081482ee3428f6283ebb6bc24cc71 Mon Sep 17 00:00:00 2001
From: apo <apo@opencascade.com>
Date: Tue, 3 May 2005 13:04:06 +0000
Subject: [PATCH] Bug PAL8221 - POST-PRO: Pal/Salome crashes if edit
 presentation in opened study

---
 src/PIPELINE/VISU_StreamLinesPL.cxx |  2 +-
 src/VISUGUI/VisuGUI.cxx             | 14 +++++++-------
 src/VISU_I/VISU_CutLines_i.cc       | 22 ++++++++++++++++-----
 src/VISU_I/VISU_CutLines_i.hh       |  8 ++++++--
 src/VISU_I/VISU_CutPlanes_i.cc      | 23 +++++++++++++++++-----
 src/VISU_I/VISU_CutPlanes_i.hh      |  8 ++++++--
 src/VISU_I/VISU_DeformedShape_i.cc  | 23 +++++++++++++++++-----
 src/VISU_I/VISU_DeformedShape_i.hh  |  8 ++++++--
 src/VISU_I/VISU_IsoSurfaces_i.cc    | 22 ++++++++++++++++-----
 src/VISU_I/VISU_IsoSurfaces_i.hh    |  8 ++++++--
 src/VISU_I/VISU_Mesh_i.cc           | 21 ++++++++++++++++----
 src/VISU_I/VISU_Mesh_i.hh           |  6 +++++-
 src/VISU_I/VISU_Prs3d_i.cc          | 26 ++++++++++++++++++-------
 src/VISU_I/VISU_Prs3d_i.hh          |  7 ++++++-
 src/VISU_I/VISU_ScalarMap_i.cc      | 21 +++++++++++++++-----
 src/VISU_I/VISU_ScalarMap_i.hh      |  8 ++++++--
 src/VISU_I/VISU_StreamLines_i.cc    | 30 ++++++++++++++++++++++-------
 src/VISU_I/VISU_StreamLines_i.hh    |  8 ++++++--
 src/VISU_I/VISU_Vectors_i.cc        | 26 +++++++++++++++++++------
 src/VISU_I/VISU_Vectors_i.hh        |  8 ++++++--
 20 files changed, 226 insertions(+), 73 deletions(-)

diff --git a/src/PIPELINE/VISU_StreamLinesPL.cxx b/src/PIPELINE/VISU_StreamLinesPL.cxx
index f219d4a3..9d3cf427 100644
--- a/src/PIPELINE/VISU_StreamLinesPL.cxx
+++ b/src/PIPELINE/VISU_StreamLinesPL.cxx
@@ -37,7 +37,7 @@
 #include <vtkStreamLine.h>
 
 #ifdef _DEBUG_
-static int MYDEBUG = 1;
+static int MYDEBUG = 0;
 #else
 static int MYDEBUG = 0;
 #endif
diff --git a/src/VISUGUI/VisuGUI.cxx b/src/VISUGUI/VisuGUI.cxx
index 6e4b1d19..a039ad74 100644
--- a/src/VISUGUI/VisuGUI.cxx
+++ b/src/VISUGUI/VisuGUI.cxx
@@ -2616,7 +2616,7 @@ void VisuGUI::CopyPresentation(){
    case VISU::TSCALARMAP:
     {
       VISU::ScalarMap_i* aScalarPrs = dynamic_cast<VISU::ScalarMap_i*>(aPrsObject);
-      VISU::ScalarMap_i* aSameScalar = new VISU::ScalarMap_i(aScalarPrs->GetResult());
+      VISU::ScalarMap_i* aSameScalar = new VISU::ScalarMap_i(aScalarPrs->GetResult(),true);
       aSameScalar->SameAs(aScalarPrs);
       UpdateViewer(aSameScalar);
     }    
@@ -2624,7 +2624,7 @@ void VisuGUI::CopyPresentation(){
    case VISU::TDEFORMEDSHAPE:
     {
       VISU::DeformedShape_i* aDefPrs = dynamic_cast<VISU::DeformedShape_i*>(aPrsObject);
-      VISU::DeformedShape_i* aSameDeformed = new VISU::DeformedShape_i(aDefPrs->GetResult());
+      VISU::DeformedShape_i* aSameDeformed = new VISU::DeformedShape_i(aDefPrs->GetResult(),true);
       aSameDeformed->SameAs(aDefPrs);
       UpdateViewer(aSameDeformed);
     }    
@@ -2632,7 +2632,7 @@ void VisuGUI::CopyPresentation(){
    case VISU::TCUTPLANES:
     {
       VISU::CutPlanes_i* aCutPrs = dynamic_cast<VISU::CutPlanes_i*>(aPrsObject);
-      VISU::CutPlanes_i* aSameCut = new VISU::CutPlanes_i(aCutPrs->GetResult());
+      VISU::CutPlanes_i* aSameCut = new VISU::CutPlanes_i(aCutPrs->GetResult(),true);
       aSameCut->SameAs(aCutPrs);
       UpdateViewer(aSameCut);
     }    
@@ -2640,7 +2640,7 @@ void VisuGUI::CopyPresentation(){
     case VISU::TCUTLINES:
     {
       VISU::CutLines_i* aCutPrs = dynamic_cast<VISU::CutLines_i*>(aPrsObject);
-      VISU::CutLines_i* aSameCut = new VISU::CutLines_i(aCutPrs->GetResult());
+      VISU::CutLines_i* aSameCut = new VISU::CutLines_i(aCutPrs->GetResult(),true);
       aSameCut->SameAs(aCutPrs);
       UpdateViewer(aSameCut);
     }    
@@ -2648,7 +2648,7 @@ void VisuGUI::CopyPresentation(){
   case VISU::TISOSURFACE:
     {
       VISU::IsoSurfaces_i* aIsoPrs = dynamic_cast<VISU::IsoSurfaces_i*>(aPrsObject);
-      VISU::IsoSurfaces_i* aSameIso = new VISU::IsoSurfaces_i(aIsoPrs->GetResult());
+      VISU::IsoSurfaces_i* aSameIso = new VISU::IsoSurfaces_i(aIsoPrs->GetResult(),true);
       aSameIso->SameAs(aIsoPrs);
       UpdateViewer(aSameIso);
     }    
@@ -2656,7 +2656,7 @@ void VisuGUI::CopyPresentation(){
    case VISU::TSTREAMLINES:
     {
       VISU::StreamLines_i* aLinesPrs = dynamic_cast<VISU::StreamLines_i*>(aPrsObject);
-      VISU::StreamLines_i* aSameLines = new VISU::StreamLines_i(aLinesPrs->GetResult());
+      VISU::StreamLines_i* aSameLines = new VISU::StreamLines_i(aLinesPrs->GetResult(),true);
       aSameLines->SameAs(aLinesPrs);
       UpdateViewer(aSameLines);
     }    
@@ -2664,7 +2664,7 @@ void VisuGUI::CopyPresentation(){
    case VISU::TVECTORS:
     {
       VISU::Vectors_i* aVectorsPrs = dynamic_cast<VISU::Vectors_i*>(aPrsObject);
-      VISU::Vectors_i* aSameVectors = new VISU::Vectors_i(aVectorsPrs->GetResult());
+      VISU::Vectors_i* aSameVectors = new VISU::Vectors_i(aVectorsPrs->GetResult(),true);
       aSameVectors->SameAs(aVectorsPrs);
       UpdateViewer(aSameVectors);
     }    
diff --git a/src/VISU_I/VISU_CutLines_i.cc b/src/VISU_I/VISU_CutLines_i.cc
index f5185524..f2ee138e 100644
--- a/src/VISU_I/VISU_CutLines_i.cc
+++ b/src/VISU_I/VISU_CutLines_i.cc
@@ -55,15 +55,27 @@ const string VISU::CutLines_i::myComment = "CUTLINES";
 const char* VISU::CutLines_i::GetComment() const { return myComment.c_str();}
 
 
-VISU::CutLines_i::CutLines_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) :
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject),
-       ScalarMap_i(theResult,theAddToStudy,theSObject)
+VISU::CutLines_i::
+CutLines_i(Result_i* theResult, 
+	   bool theAddToStudy) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  ScalarMap_i(theResult,theAddToStudy),
+  myCutLinesPL(NULL)
 {
-  myCutLinesPL = NULL;
 }
 
 
+VISU::CutLines_i::
+CutLines_i(Result_i* theResult, 
+	   SALOMEDS::SObject_ptr theSObject) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  ScalarMap_i(theResult,theSObject),
+  myCutLinesPL(NULL)
+{
+}
+
 
 void VISU::CutLines_i::SameAs(const CutLines_i* theOrigin){
   VISU::ScalarMap_i::SameAs(theOrigin);
diff --git a/src/VISU_I/VISU_CutLines_i.hh b/src/VISU_I/VISU_CutLines_i.hh
index e0ee1820..5d697a7f 100644
--- a/src/VISU_I/VISU_CutLines_i.hh
+++ b/src/VISU_I/VISU_CutLines_i.hh
@@ -39,8 +39,12 @@ namespace VISU{
     CutLines_i();
     CutLines_i(const CutLines_i&);
   public:
-    CutLines_i(Result_i* theResult, bool theAddToStudy = true,
-	       SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    CutLines_i(Result_i* theResult,
+	       bool theAddToStudy);
+    explicit
+    CutLines_i(Result_i* theResult,
+	       SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const CutLines_i* theOrigin);
     virtual ~CutLines_i();
 
diff --git a/src/VISU_I/VISU_CutPlanes_i.cc b/src/VISU_I/VISU_CutPlanes_i.cc
index a18f32f3..b0dca7d0 100644
--- a/src/VISU_I/VISU_CutPlanes_i.cc
+++ b/src/VISU_I/VISU_CutPlanes_i.cc
@@ -53,12 +53,25 @@ const string VISU::CutPlanes_i::myComment = "CUTPLANES";
 const char* VISU::CutPlanes_i::GetComment() const { return myComment.c_str();}
 
 
-VISU::CutPlanes_i::CutPlanes_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) :
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject),
-       ScalarMap_i(theResult,theAddToStudy,theSObject)
+VISU::CutPlanes_i::
+CutPlanes_i(Result_i* theResult, 
+	    bool theAddToStudy) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  ScalarMap_i(theResult,theAddToStudy),
+  myCutPlanesPL(NULL)
+{
+}
+
+
+VISU::CutPlanes_i::
+CutPlanes_i(Result_i* theResult, 
+	    SALOMEDS::SObject_ptr theSObject) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  ScalarMap_i(theResult,theSObject),
+  myCutPlanesPL(NULL)
 {
-  myCutPlanesPL = NULL;
 }
 
 
diff --git a/src/VISU_I/VISU_CutPlanes_i.hh b/src/VISU_I/VISU_CutPlanes_i.hh
index 867fe5d3..e980c315 100644
--- a/src/VISU_I/VISU_CutPlanes_i.hh
+++ b/src/VISU_I/VISU_CutPlanes_i.hh
@@ -39,8 +39,12 @@ namespace VISU{
     CutPlanes_i();
     CutPlanes_i(const CutPlanes_i&);
   public:
-    CutPlanes_i(Result_i* theResult, bool theAddToStudy = true,
-		SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    CutPlanes_i(Result_i* theResult,
+		bool theAddToStudy);
+    explicit
+    CutPlanes_i(Result_i* theResult,
+		SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const CutPlanes_i* theOrigin);
     virtual ~CutPlanes_i();
 
diff --git a/src/VISU_I/VISU_DeformedShape_i.cc b/src/VISU_I/VISU_DeformedShape_i.cc
index ed15758d..1198ad2d 100644
--- a/src/VISU_I/VISU_DeformedShape_i.cc
+++ b/src/VISU_I/VISU_DeformedShape_i.cc
@@ -62,16 +62,29 @@ const string VISU::DeformedShape_i::myComment = "DEFORMEDSHAPE";
 const char* VISU::DeformedShape_i::GetComment() const { return myComment.c_str();}
 
 
-VISU::DeformedShape_i::DeformedShape_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) : 
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject),
-       ScalarMap_i(theResult,theAddToStudy,theSObject)
+VISU::DeformedShape_i::
+DeformedShape_i(Result_i* theResult, 
+		bool theAddToStudy) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  ScalarMap_i(theResult,theAddToStudy),
+  myDeformedShapePL(NULL)
 {
   if(MYDEBUG) MESSAGE("DeformedShape_i::DeformedShape_i");
-  myDeformedShapePL = NULL;
 }
 
 
+VISU::DeformedShape_i::
+DeformedShape_i(Result_i* theResult, 
+		SALOMEDS::SObject_ptr theSObject) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  ScalarMap_i(theResult,theSObject),
+  myDeformedShapePL(NULL)
+{
+  if(MYDEBUG) MESSAGE("DeformedShape_i::DeformedShape_i");
+}
+
 
 void VISU::DeformedShape_i::SameAs(const DeformedShape_i* theOrigin)
 {
diff --git a/src/VISU_I/VISU_DeformedShape_i.hh b/src/VISU_I/VISU_DeformedShape_i.hh
index 96fc4d22..d8298457 100644
--- a/src/VISU_I/VISU_DeformedShape_i.hh
+++ b/src/VISU_I/VISU_DeformedShape_i.hh
@@ -39,8 +39,12 @@ namespace VISU{
     DeformedShape_i();
     DeformedShape_i(const DeformedShape_i&);
   public:
-    DeformedShape_i(Result_i* theResult, bool theAddToStudy = true,
-		    SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    DeformedShape_i(Result_i* theResult,
+		    bool theAddToStudy);
+    explicit
+    DeformedShape_i(Result_i* theResult,
+		    SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const DeformedShape_i* theOrigin);
     virtual ~DeformedShape_i();
 
diff --git a/src/VISU_I/VISU_IsoSurfaces_i.cc b/src/VISU_I/VISU_IsoSurfaces_i.cc
index 4a152703..79b2a877 100644
--- a/src/VISU_I/VISU_IsoSurfaces_i.cc
+++ b/src/VISU_I/VISU_IsoSurfaces_i.cc
@@ -51,15 +51,27 @@ const string VISU::IsoSurfaces_i::myComment = "ISOSURFACES";
 const char* VISU::IsoSurfaces_i::GetComment() const { return myComment.c_str();}
 
 
-VISU::IsoSurfaces_i::IsoSurfaces_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) :
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject),
-       ScalarMap_i(theResult,theAddToStudy,theSObject)
+VISU::IsoSurfaces_i::
+IsoSurfaces_i(Result_i* theResult, 
+	      bool theAddToStudy) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  ScalarMap_i(theResult,theAddToStudy),
+  myIsoSurfacesPL(NULL)
 {
-  myIsoSurfacesPL = NULL;
 }
 
 
+VISU::IsoSurfaces_i::
+IsoSurfaces_i(Result_i* theResult, 
+	      SALOMEDS::SObject_ptr theSObject) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  ScalarMap_i(theResult,theSObject),
+  myIsoSurfacesPL(NULL)
+{
+}
+
 
 void VISU::IsoSurfaces_i::SameAs(const IsoSurfaces_i* theOrigin) {
   VISU::ScalarMap_i::SameAs(theOrigin);
diff --git a/src/VISU_I/VISU_IsoSurfaces_i.hh b/src/VISU_I/VISU_IsoSurfaces_i.hh
index d3e70ff1..74e83587 100644
--- a/src/VISU_I/VISU_IsoSurfaces_i.hh
+++ b/src/VISU_I/VISU_IsoSurfaces_i.hh
@@ -39,8 +39,12 @@ namespace VISU{
     IsoSurfaces_i();
     IsoSurfaces_i(const IsoSurfaces_i&);
   public:
-    IsoSurfaces_i(Result_i* theResult, bool theAddToStudy = true,
-		  SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    IsoSurfaces_i(Result_i* theResult,
+		  bool theAddToStudy);
+    explicit
+    IsoSurfaces_i(Result_i* theResult,
+		  SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const IsoSurfaces_i* theOrigin);
     virtual ~IsoSurfaces_i();
 
diff --git a/src/VISU_I/VISU_Mesh_i.cc b/src/VISU_I/VISU_Mesh_i.cc
index 8459b5bc..27b69a65 100644
--- a/src/VISU_I/VISU_Mesh_i.cc
+++ b/src/VISU_I/VISU_Mesh_i.cc
@@ -48,11 +48,24 @@ const string VISU::Mesh_i::myComment = "MESH";
 
 const char* VISU::Mesh_i::GetComment() const { return myComment.c_str();}
 
-VISU::Mesh_i::Mesh_i(Result_i* theResult, SALOMEDS::SObject_ptr theSObject) : 
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject)
+VISU::Mesh_i::
+Mesh_i(Result_i* theResult) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,false),
+  myMeshPL(VISU_MeshPL::New())
 {
-  myPipeLine = myMeshPL = VISU_MeshPL::New();;
+  myPipeLine = myMeshPL;
+}
+
+
+VISU::Mesh_i::
+Mesh_i(Result_i* theResult, 
+       SALOMEDS::SObject_ptr theSObject) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  myMeshPL(VISU_MeshPL::New())
+{
+  myPipeLine = myMeshPL;
 }
 
 
diff --git a/src/VISU_I/VISU_Mesh_i.hh b/src/VISU_I/VISU_Mesh_i.hh
index 5ae8a364..ebed10ac 100644
--- a/src/VISU_I/VISU_Mesh_i.hh
+++ b/src/VISU_I/VISU_Mesh_i.hh
@@ -39,7 +39,11 @@ namespace VISU{
     Mesh_i();
     Mesh_i(const Mesh_i&);
   public:
-    Mesh_i(Result_i* theResult, SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    Mesh_i(Result_i* theResult);
+    explicit
+    Mesh_i(Result_i* theResult, 
+	   SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const Mesh_i* theOrigin);
     virtual ~Mesh_i();
     virtual void RemoveFromStudy();
diff --git a/src/VISU_I/VISU_Prs3d_i.cc b/src/VISU_I/VISU_Prs3d_i.cc
index bd655338..5ae2f8ab 100644
--- a/src/VISU_I/VISU_Prs3d_i.cc
+++ b/src/VISU_I/VISU_Prs3d_i.cc
@@ -41,16 +41,28 @@ static int MYDEBUG = 0;
 static int MYDEBUG = 0;
 #endif
 
-VISU::Prs3d_i::Prs3d_i(Result_i* theResult, SALOMEDS::SObject_ptr theSObject) : 
+VISU::Prs3d_i::
+Prs3d_i(Result_i* theResult, 
+	SALOMEDS::SObject_ptr theSObject) : 
   PrsObject_i(theResult->GetStudyDocument()), 
-  myResult(theResult) 
+  myResult(theResult),
+  mySObject(SALOMEDS::SObject::_duplicate(theSObject)),
+  myAddToStudy(true),
+  myPipeLine(NULL)
+{
+  myResult->Register();
+}
+
+VISU::Prs3d_i::
+Prs3d_i(Result_i* theResult, 
+	bool theAddToStudy) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  myResult(theResult),
+  mySObject(SALOMEDS::SObject::_nil()),
+  myAddToStudy(theAddToStudy),
+  myPipeLine(NULL)
 {
   myResult->Register();
-  mySObject = SALOMEDS::SObject::_duplicate(theSObject);
-  myAddToStudy = true;
-  myPipeLine = NULL;
-  CORBA::String_var aName = myStudy->Name();
-  if(MYDEBUG) MESSAGE("Prs3d_i - this = "<<this<<"; StudyId = "<<myStudy->StudyId()<<"; Name = '"<<aName.in()<<"'");
 }
 
 void VISU::Prs3d_i::SameAs(const Prs3d_i* theOrigin)
diff --git a/src/VISU_I/VISU_Prs3d_i.hh b/src/VISU_I/VISU_Prs3d_i.hh
index cd7115aa..d6da505d 100644
--- a/src/VISU_I/VISU_Prs3d_i.hh
+++ b/src/VISU_I/VISU_Prs3d_i.hh
@@ -47,7 +47,12 @@ namespace VISU{
     Prs3d_i(const Prs3d_i&);
 
   public:
-    Prs3d_i(Result_i* theResult, SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    Prs3d_i(Result_i* theResult, 
+	    bool theAddToStudy);
+    explicit
+    Prs3d_i(Result_i* theResult, 
+	    SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const Prs3d_i* theOrigin);
     virtual ~Prs3d_i();
     virtual void RemoveFromStudy() = 0;
diff --git a/src/VISU_I/VISU_ScalarMap_i.cc b/src/VISU_I/VISU_ScalarMap_i.cc
index 2fbf7b59..12a7b428 100644
--- a/src/VISU_I/VISU_ScalarMap_i.cc
+++ b/src/VISU_I/VISU_ScalarMap_i.cc
@@ -70,12 +70,23 @@ QString VISU::ScalarMap_i::GenerateName() { return VISU::GenerateName("ScalarMap
 const string VISU::ScalarMap_i::myComment = "SCALARMAP";
 const char* VISU::ScalarMap_i::GetComment() const { return myComment.c_str();}
 
-VISU::ScalarMap_i::ScalarMap_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) : 
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject)
+VISU::ScalarMap_i::
+ScalarMap_i(Result_i* theResult, 
+	    bool theAddToStudy) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  myScalarMapPL(NULL)
+{
+}
+
+
+VISU::ScalarMap_i::
+ScalarMap_i(Result_i* theResult, 
+	    SALOMEDS::SObject_ptr theSObject) : 
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  myScalarMapPL(NULL)
 {
-  myAddToStudy = theAddToStudy;
-  myScalarMapPL = NULL;
 }
 
 
diff --git a/src/VISU_I/VISU_ScalarMap_i.hh b/src/VISU_I/VISU_ScalarMap_i.hh
index 510ff794..4bee2d4f 100644
--- a/src/VISU_I/VISU_ScalarMap_i.hh
+++ b/src/VISU_I/VISU_ScalarMap_i.hh
@@ -40,8 +40,12 @@ namespace VISU{
     ScalarMap_i(const ScalarMap_i&);
 
   public:
-    ScalarMap_i(Result_i* theResult, bool theAddToStudy = true,
-		SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    ScalarMap_i(Result_i* theResult,
+		bool theAddToStudy);
+    explicit
+    ScalarMap_i(Result_i* theResult,
+		SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const ScalarMap_i* theOrigin);
     virtual ~ScalarMap_i();
     virtual void RemoveFromStudy();
diff --git a/src/VISU_I/VISU_StreamLines_i.cc b/src/VISU_I/VISU_StreamLines_i.cc
index 30794fd1..ecfe43c5 100644
--- a/src/VISU_I/VISU_StreamLines_i.cc
+++ b/src/VISU_I/VISU_StreamLines_i.cc
@@ -69,16 +69,32 @@ const string VISU::StreamLines_i::myComment = "STREAMLINES";
 const char* VISU::StreamLines_i::GetComment() const { return myComment.c_str();}
 
 
-VISU::StreamLines_i::StreamLines_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) :
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject),
-       ScalarMap_i(theResult,theAddToStudy,theSObject),
-       DeformedShape_i(theResult,theAddToStudy,theSObject)
+VISU::StreamLines_i::
+StreamLines_i(Result_i* theResult, 
+	      bool theAddToStudy) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  ScalarMap_i(theResult,theAddToStudy),
+  DeformedShape_i(theResult,theAddToStudy),
+  myStreamLinesPL(NULL),
+  myAppendFilter(vtkAppendFilter::New())
 {
-  myStreamLinesPL = NULL;
-  myAppendFilter = vtkAppendFilter::New();
 }
 
+
+VISU::StreamLines_i::
+StreamLines_i(Result_i* theResult, 
+	      SALOMEDS::SObject_ptr theSObject) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  ScalarMap_i(theResult,theSObject),
+  DeformedShape_i(theResult,theSObject),
+  myStreamLinesPL(NULL),
+  myAppendFilter(vtkAppendFilter::New())
+{
+}
+
+
 void VISU::StreamLines_i::SameAs(const StreamLines_i* theOrigin) {
   StreamLines_i* aStreamLines = const_cast<StreamLines_i*>(theOrigin);
   VISU::DeformedShape_i::SameAs(theOrigin);
diff --git a/src/VISU_I/VISU_StreamLines_i.hh b/src/VISU_I/VISU_StreamLines_i.hh
index 05d6cb46..46ccfde8 100644
--- a/src/VISU_I/VISU_StreamLines_i.hh
+++ b/src/VISU_I/VISU_StreamLines_i.hh
@@ -40,8 +40,12 @@ namespace VISU{
     StreamLines_i();
     StreamLines_i(const StreamLines_i&);
   public:
-    StreamLines_i(Result_i* theResult, bool theAddToStudy = true,
-		  SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    StreamLines_i(Result_i* theResult,
+		  bool theAddToStudy);
+    explicit
+    StreamLines_i(Result_i* theResult,
+		  SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const StreamLines_i* theOriginal);
     virtual ~StreamLines_i();
 
diff --git a/src/VISU_I/VISU_Vectors_i.cc b/src/VISU_I/VISU_Vectors_i.cc
index ff44a6c1..bd086a60 100644
--- a/src/VISU_I/VISU_Vectors_i.cc
+++ b/src/VISU_I/VISU_Vectors_i.cc
@@ -69,13 +69,27 @@ const string VISU::Vectors_i::myComment = "VECTORS";
 const char* VISU::Vectors_i::GetComment() const { return myComment.c_str();}
 
 
-VISU::Vectors_i::Vectors_i(Result_i* theResult, bool theAddToStudy, SALOMEDS::SObject_ptr theSObject) :
-       PrsObject_i(theResult->GetStudyDocument()), 
-       Prs3d_i(theResult,theSObject),
-       ScalarMap_i(theResult,theAddToStudy,theSObject),
-       DeformedShape_i(theResult,theAddToStudy,theSObject)
+VISU::Vectors_i::
+Vectors_i(Result_i* theResult, 
+	  bool theAddToStudy) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theAddToStudy),
+  ScalarMap_i(theResult,theAddToStudy),
+  DeformedShape_i(theResult,theAddToStudy),
+  myVectorsPL(NULL)
+{
+}
+
+
+VISU::Vectors_i::
+Vectors_i(Result_i* theResult, 
+	  SALOMEDS::SObject_ptr theSObject) :
+  PrsObject_i(theResult->GetStudyDocument()), 
+  Prs3d_i(theResult,theSObject),
+  ScalarMap_i(theResult,theSObject),
+  DeformedShape_i(theResult,theSObject),
+  myVectorsPL(NULL)
 {
-  myVectorsPL = NULL;
 }
 
 
diff --git a/src/VISU_I/VISU_Vectors_i.hh b/src/VISU_I/VISU_Vectors_i.hh
index 40b45a43..4acbb04a 100644
--- a/src/VISU_I/VISU_Vectors_i.hh
+++ b/src/VISU_I/VISU_Vectors_i.hh
@@ -39,8 +39,12 @@ namespace VISU{
     Vectors_i();
     Vectors_i(const Vectors_i&);
   public:
-    Vectors_i(Result_i* theResult, bool theAddToStudy = true,
-	      SALOMEDS::SObject_ptr theSObject = SALOMEDS::SObject::_nil());
+    explicit
+    Vectors_i(Result_i* theResult,
+	      bool theAddToStudy);
+    explicit
+    Vectors_i(Result_i* theResult,
+	      SALOMEDS::SObject_ptr theSObject);
     virtual void SameAs(const Vectors_i* theOrigin);
     virtual ~Vectors_i();
 
-- 
2.39.2