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[modules/smesh.git] / src / SMESHGUI / SMESHGUI.cxx
diff --git a/src/SMESHGUI/SMESHGUI.cxx b/src/SMESHGUI/SMESHGUI.cxx
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+using namespace std;
+//  File      : SMESHGUI.cxx
+//  Created   : Sun May 05 11:49:46 2002
+//  Author    : Nicolas REJNERI
+//  Project   : SALOME
+//  Module    : SMESH
+//  Copyright : Open CASCADE 2002
+//  $Header$
+
+#include "SMESHGUI.h"
+#include "SMESHGUI_AddHypothesisDlg.h"
+#include "SMESHGUI_AddAlgorithmDlg.h"
+#include "SMESHGUI_InitMeshDlg.h"
+#include "SMESHGUI_LocalLengthDlg.h"
+#include "SMESHGUI_NbSegmentsDlg.h"
+#include "SMESHGUI_AddSubMeshDlg.h"
+#include "SMESHGUI_NodesDlg.h"
+#include "SMESHGUI_TransparencyDlg.h"
+#include "SMESHGUI_RemoveNodesDlg.h"
+#include "SMESHGUI_RemoveElementsDlg.h"
+#include "SMESHGUI_MeshInfosDlg.h"
+#include "SMESHGUI_Preferences_ColorDlg.h"
+#include "SMESHGUI_MaxElementAreaDlg.h"
+#include "SMESHGUI_MaxElementVolumeDlg.h"
+#include "SMESHGUI_Preferences_ScalarBarDlg.h"
+#include "SMESHGUI_EditScalarBarDlg.h"
+#include "SMESHGUI_aParameterDlg.h"
+#include "SMESHGUI_ComputeScalarValue.h"
+#include "SMESHGUI_MoveNodesDlg.h"
+#include "SMESHGUI_OrientationElementsDlg.h"
+#include "SMESHGUI_DiagonalInversionDlg.h"
+#include "SMESHGUI_EdgesConnectivityDlg.h"
+#include "SMESHGUI_AddFaceDlg.h"
+#include "SMESHGUI_AddEdgeDlg.h"
+#include "SMESHGUI_AddVolumeDlg.h"
+#include "SMESHGUI_EditHypothesesDlg.h"
+
+#include "SMESH_Grid.h"
+
+// SALOME Includes
+#include "Utils_ORB_INIT.hxx"
+#include "Utils_SINGLETON.hxx"
+
+#include "QAD.h"
+#include "QAD_Tools.h"
+#include "QAD_Config.h"
+#include "QAD_Settings.h"
+#include "QAD_RightFrame.h"
+#include "QAD_MessageBox.h"   
+#include "QAD_Resource.h"
+#include "QAD_FileDlg.h"
+#include "SALOMEGUI_Desktop.h"
+#include "SALOMEGUI_NameDlg.h"
+
+#include "OCCViewer_ViewPort.h"
+#include "OCCViewer_ViewPort3d.h"
+#include "OCCViewer_Viewer3d.h"
+
+#include "VTKViewer_RenderWindowInteractor.h"
+#include "VTKViewer_ViewFrame.h"
+//#include "QAD_ViewPort.h"
+//#include "QAD_ViewPort3d.h"
+
+#include "GEOM_Client.hxx"
+#include "GEOM_InteractiveObject.hxx"
+
+#include "SALOME_NamingService.hxx"
+#include "SALOME_ListIteratorOfListIO.hxx"
+#include "SALOME_InteractiveObject.hxx"
+
+#include "SALOMEGUI_ImportOperation.h"
+#include "SALOMEGUI_QtCatchCorbaException.hxx"
+#include "utilities.h"
+
+#include "SMDS_Mesh.hxx"
+#include "SMESHDS_Document.hxx"
+#include "Document_Reader.h"
+#include "Document_Writer.h"
+#include "Mesh_Reader.h"
+#include "Mesh_Writer.h"
+
+#include "DriverDAT_R_SMESHDS_Document.h"
+#include "DriverMED_R_SMESHDS_Document.h"
+#include "DriverUNV_R_SMESHDS_Document.h"
+#include "DriverDAT_W_SMESHDS_Document.h"
+#include "DriverMED_W_SMESHDS_Document.h"
+#include "DriverUNV_W_SMESHDS_Document.h"
+#include "DriverDAT_R_SMESHDS_Mesh.h"
+#include "DriverMED_R_SMESHDS_Mesh.h"
+#include "DriverUNV_R_SMESHDS_Mesh.h"
+#include "DriverDAT_W_SMESHDS_Mesh.h"
+#include "DriverMED_W_SMESHDS_Mesh.h"
+#include "DriverUNV_W_SMESHDS_Mesh.h"
+
+// QT Includes
+#define         INCLUDE_MENUITEM_DEF
+#include <qapplication.h>
+#include <qlineedit.h>
+#include <qmenudata.h>
+#include <qmenubar.h>
+#include <qpopupmenu.h>
+#include <qfont.h>
+#include <qstring.h>
+#include <qcheckbox.h>
+#include <qcolordialog.h>
+#include <qmessagebox.h>
+#include <qspinbox.h>
+#include <qlist.h>
+#include <qwidget.h> 
+#include <qevent.h> 
+#include <qradiobutton.h> 
+
+// VTK Includes
+#include <vtkPoints.h>
+#include <vtkDataSetMapper.h>
+#include <vtkPolyVertex.h>
+#include <vtkVertex.h>
+#include <vtkLine.h>
+#include <vtkTriangle.h>
+#include <vtkPointSet.h>
+#include <vtkShrinkFilter.h>
+#include <vtkMaskPoints.h>
+#include <vtkExtractEdges.h>
+#include <vtkFeatureEdges.h>
+#include <vtkTubeFilter.h>
+#include <vtkExtractEdges.h>
+#include <vtkLegendBoxActor.h>
+#include <vtkGlyphSource2D.h>
+#include <vtkIdFilter.h>
+#include <vtkLabeledDataMapper.h>
+#include <vtkCellCenters.h>
+#include <vtkSelectVisiblePoints.h>
+
+// Open CASCADE Includes
+#include <gp_Pnt.hxx>
+#include <gp_Vec.hxx>
+
+static GEOM_Client      ShapeReader;
+static SMESHGUI*        smeshGUI = 0;
+static CORBA::ORB_var   _orb;
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+class CustomItem : public QCustomMenuItem
+{
+public:
+  CustomItem( const QString& s, const QFont& f )
+    : string( s ), font( f ){};
+  ~CustomItem(){}
+  
+  void paint( QPainter* p, const QColorGroup& /*cg*/, bool /*act*/, bool /*enabled*/, int x, int y, int w, int h )
+  {
+    p->setFont ( font );
+    p->drawText( x, y, w, h, AlignHCenter | AlignVCenter | ShowPrefix | DontClip, string );
+  }
+  
+  QSize sizeHint()
+  {
+    return QFontMetrics( font ).size( AlignHCenter | AlignVCenter | ShowPrefix | DontClip,  string );
+  }
+private:
+  QString string;
+  QFont font;
+};
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESHGUI::SMESHGUI() :
+  QObject()
+{
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESHGUI::~SMESHGUI()
+{
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESHGUI* SMESHGUI::GetSMESHGUI( )
+{
+  return smeshGUI;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESHGUI* SMESHGUI::GetOrCreateSMESHGUI( QAD_Desktop* desktop )
+{
+  if( smeshGUI == 0 ) {
+    setOrb();
+    smeshGUI = new SMESHGUI;
+    smeshGUI->myActiveDialogBox = 0 ;
+    smeshGUI->myState = -1 ;
+    smeshGUI->myDesktop = desktop ; 
+    smeshGUI->myActiveStudy = desktop->getActiveStudy();
+
+    Engines::Component_var comp = desktop->getEngine("FactoryServer", "SMESH");
+    smeshGUI->myComponentMesh = SMESH::SMESH_Gen::_narrow(comp);
+    
+    Engines::Component_var comp1 = desktop->getEngine("FactoryServer", "Geometry");    
+    smeshGUI->myComponentGeom = GEOM::GEOM_Gen::_narrow(comp1);
+      
+    /* GetCurrentStudy */
+    smeshGUI->myStudyId = smeshGUI->myActiveStudy->getStudyId();
+    
+    smeshGUI->myComponentGeom->GetCurrentStudy( smeshGUI->myStudyId );
+    //    smeshGUI->myComponentGeom->NbLabels();
+    
+    smeshGUI->myStudy = smeshGUI->myActiveStudy->getStudyDocument();
+    
+    smeshGUI->myStudyAPI = SMESHGUI_StudyAPI(smeshGUI->myStudy, smeshGUI->myComponentMesh);
+
+    smeshGUI->myDocument = new SMESHDS_Document(1);//NBU
+
+    smeshGUI->mySimulationActors = vtkActorCollection::New();
+    smeshGUI->mySimulationActors2D = vtkActor2DCollection::New();
+  } else {
+    /* study may have changed */
+    smeshGUI->myActiveStudy = desktop->getActiveStudy();
+    smeshGUI->myStudyAPI.Update(smeshGUI->myComponentMesh);
+  }
+  
+  /* Automatic Update */
+  if ( desktop->menuBar()->isItemChecked(1001) )
+    smeshGUI->myAutomaticUpdate = true;
+  else 
+    smeshGUI->myAutomaticUpdate = false;
+
+  return smeshGUI;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::SetState(int aState )
+{  this->myState = aState ;  return ; }
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::ResetState()
+{  this->myState = -1 ;  return ; }
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::EmitSignalDeactivateDialog()
+{
+  emit this->SignalDeactivateActiveDialog() ;
+  return ;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::EmitSignalCloseAllDialogs()
+{
+  emit this->SignalCloseAllDialogs() ;
+  return ;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+QDialog* SMESHGUI::GetActiveDialogBox()
+{
+  return this->myActiveDialogBox ;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::SetActiveDialogBox(QDialog* aDlg)
+{
+  this->myActiveDialogBox = (QDialog*)aDlg ;
+  return ;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+QAD_Study* SMESHGUI::GetActiveStudy()
+{
+  return this->myActiveStudy ;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SALOMEDS::Study_ptr SMESHGUI::GetStudy()
+{
+  return SALOMEDS::Study::_narrow( myStudy );
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESHGUI_StudyAPI SMESHGUI::GetStudyAPI()
+{
+  return myStudyAPI;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+QAD_Desktop* SMESHGUI::GetDesktop()
+{
+  return this->myDesktop ;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+vtkScalarBarActor* SMESHGUI::GetScalarBar()
+{
+  vtkRenderer* aRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkActor2DCollection* actor2DList = aRenderer->GetActors2D();
+  actor2DList->InitTraversal();
+  vtkActor2D* aActor2d =  actor2DList->GetNextActor2D();
+  while (aActor2d != NULL) {
+    if (aActor2d->IsA("vtkScalarBarActor"))
+      return vtkScalarBarActor::SafeDownCast(aActor2d);
+    actor2DList->GetNextActor2D();
+  }
+  return NULL;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::activeStudyChanged( QAD_Desktop* parent )
+{
+  MESSAGE ("SMESHGUI::activeStudyChanged init.")
+  /* Create or retrieve an object SMESHGUI */
+  SMESHGUI::GetOrCreateSMESHGUI(parent); 
+  if(smeshGUI != 0) {  
+    smeshGUI->EmitSignalCloseAllDialogs() ;
+    MESSAGE( "Active study changed : SMESHGUI nullified" << endl ) ;
+    smeshGUI = 0 ;
+  }
+
+  //smeshGUI->SetSettings( parent ); //DCQ : Pb. Multi-Etudes
+  MESSAGE ("SMESHGUI::activeStudyChanged done.")
+  return ;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::DefineDlgPosition(QWidget* aDlg, int& x, int& y)
+{
+  /* Here the position is on the bottom right corner - 10 */
+  QAD_Desktop* PP = QAD_Application::getDesktop() ;
+  x = abs ( PP->x() + PP->size().width()  - aDlg->size().width()  - 10 ) ;
+  y = abs ( PP->y() + PP->size().height() - aDlg->size().height() - 10 ) ;
+  return true ;  
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::EraseSimulationActors()
+{
+  if ( myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) {  //VTK
+    vtkRenderer* theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+    vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+
+    if ( mySimulationActors != NULL ) {
+
+      mySimulationActors->InitTraversal();
+      vtkActor *ac = mySimulationActors->GetNextActor();
+      while(!(ac==NULL)) {
+       theRenderer->RemoveActor(ac);
+       ac = mySimulationActors->GetNextActor();
+      }
+      mySimulationActors->RemoveAllItems();
+    }
+    if ( mySimulationActors2D != NULL ) {
+      mySimulationActors2D->InitTraversal();
+      vtkActor2D *ac = mySimulationActors2D->GetNextActor2D();
+      while(!(ac==NULL)) {
+       theRenderer->RemoveActor2D(ac);
+       ac = mySimulationActors2D->GetNextActor2D();
+      }
+      mySimulationActors2D->RemoveAllItems();
+    }
+    renWin->Render();
+  }
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH::SMESH_Mesh_ptr SMESHGUI::InitMesh( GEOM::GEOM_Shape_ptr aShape, QString NameMesh )
+{
+  try {
+    if ( !myComponentMesh->_is_nil() && !aShape->_is_nil() ) {
+      SMESH::SMESH_Mesh_var aMesh = myComponentMesh->Init( myComponentGeom, myStudyId, aShape);
+
+      if ( !aMesh->_is_nil() ) {
+       SALOMEDS::SObject_var SM = myStudyAPI.AddNewMesh ( aMesh );
+       myStudyAPI.SetName( SM, NameMesh );
+         
+       // GEOM::GEOM_Shape has non-empty StudyShapeId only after AddInStudy operation,
+       // not after loading from file, so let's use more reliable way to retrieve SObject
+       Standard_CString ShapeIOR = _orb->object_to_string(aShape);
+       SALOMEDS::SObject_var SObject = myStudy->FindObjectIOR(ShapeIOR);
+       if ( !SObject->_is_nil() && !SM->_is_nil() ) {
+         myStudyAPI.SetShape( SM, SObject );
+       }
+       return SMESH::SMESH_Mesh::_narrow(aMesh);
+      }
+    }
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  }
+  myActiveStudy->updateObjBrowser(true);
+  return SMESH::SMESH_Mesh::_nil();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH::SMESH_subMesh_ptr SMESHGUI::AddSubMesh( SMESH::SMESH_Mesh_ptr aMesh, GEOM::GEOM_Shape_ptr aShape, QString NameMesh )
+{
+  try {
+    SMESH::SMESH_subMesh_var aSubMesh = aMesh->GetElementsOnShape(aShape);
+    SALOMEDS::SObject_var SO_Mesh = myStudyAPI.FindMesh(aMesh);
+    Standard_CString ShapeIOR = _orb->object_to_string(aShape);
+    SALOMEDS::SObject_var SO_GeomShape = myStudy->FindObjectIOR(ShapeIOR);
+    
+    if ( !SO_GeomShape->_is_nil() && !SO_Mesh->_is_nil() && !aSubMesh->_is_nil() && !aMesh->_is_nil() ) {
+      SALOMEDS::SObject_var SO = myStudyAPI.AddSubMeshOnShape(SO_Mesh, SO_GeomShape, aSubMesh, aShape->ShapeType() );
+      myStudyAPI.SetName(SO, NameMesh);
+    
+      SMESH_Actor* amesh = SMESH_Actor::New();
+      Handle(SALOME_InteractiveObject) IO = new SALOME_InteractiveObject(SO->GetID(),
+                                                                        "MESH",
+                                                                        strdup(NameMesh));
+      amesh->setIO( IO );
+      amesh->setName( strdup(NameMesh) );
+      DisplayActor(amesh, false);
+      return SMESH::SMESH_subMesh::_narrow( aSubMesh );
+    }
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  }
+  myActiveStudy->updateObjBrowser(true);
+  return SMESH::SMESH_subMesh::_nil();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH::SMESH_Hypothesis_ptr SMESHGUI::CreateHypothesis( QString TypeHypothesis, 
+                                                       QString NameHypothesis )
+{
+  SMESH::SMESH_Hypothesis_var Hyp;
+  try {
+    Hyp = myComponentMesh->CreateHypothesis( TypeHypothesis, myStudyId );
+    if ( !Hyp->_is_nil() ) {
+      SALOMEDS::SObject_var SHyp = myStudyAPI.AddNewHypothesis( Hyp );
+      myStudyAPI.SetName( SHyp, NameHypothesis);
+    }
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  }
+
+  return SMESH::SMESH_Hypothesis::_narrow( Hyp );
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddHypothesisOnMesh( SMESH::SMESH_Mesh_ptr aMesh, SMESH::SMESH_Hypothesis_ptr aHyp )
+{
+  if ( !aMesh->_is_nil() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    SALOMEDS::SObject_var SM = myStudyAPI.FindMesh( aMesh );
+    GEOM::GEOM_Shape_var aShape = myStudyAPI.GetShapeOnMeshOrSubMesh( SM );
+    try {
+      bool res = aMesh->AddHypothesis( aShape, aHyp );
+      if (res) {
+       SALOMEDS::SObject_var SH = myStudyAPI.FindHypothesisOrAlgorithms( aHyp );
+       if ( !SM->_is_nil() && !SH->_is_nil() ) {
+         myStudyAPI.SetHypothesis( SM, SH );
+         myStudyAPI.ModifiedMesh( SM, false );
+       }
+       QApplication::restoreOverrideCursor();
+      } else {
+       QApplication::restoreOverrideCursor();
+       QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                               tr ("SMESH_WRN_HYPOTHESIS_ALREADYEXIST"), tr ("SMESH_BUT_YES") );
+      }
+    }
+    catch  (const SALOME::SALOME_Exception& S_ex) {
+      QtCatchCorbaException(S_ex);
+    }
+  }
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveHypothesisOrAlgorithmOnMesh( const Handle(SALOME_InteractiveObject)& IObject )
+{
+  if ( IObject->hasReference() ) {
+    SMESH::SMESH_Hypothesis_var anHyp;
+    SALOMEDS::SObject_var SO_Hypothesis = smeshGUI->myStudy->FindObjectID(IObject->getEntry() );
+    SALOMEDS::GenericAttribute_var anAttr;
+    SALOMEDS::AttributeIOR_var     anIOR;
+
+    if ( !SO_Hypothesis->_is_nil() ) {
+      QApplication::setOverrideCursor( Qt::waitCursor );
+      if (SO_Hypothesis->FindAttribute(anAttr, "AttributeIOR")) {
+        anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+       anHyp = SMESH::SMESH_Hypothesis::_narrow( _orb->string_to_object(anIOR->Value()) );
+      }
+
+      SALOMEDS::SObject_var SO_Applied_Hypothesis = smeshGUI->myStudy->FindObjectID(IObject->getReference());
+      if ( !SO_Applied_Hypothesis->_is_nil() ) {
+       SALOMEDS::SObject_var MorSM = smeshGUI->myStudyAPI.GetMeshOrSubmesh( SO_Applied_Hypothesis );
+       if ( !MorSM->_is_nil() ) {
+         smeshGUI->myStudyAPI.ModifiedMesh( MorSM, false );
+
+         GEOM::GEOM_Shape_var aShape = smeshGUI->myStudyAPI.GetShapeOnMeshOrSubMesh( MorSM );
+         if ( !aShape->_is_nil() ) {
+           if (MorSM->FindAttribute(anAttr, "AttributeIOR")) {
+              anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+             SMESH::SMESH_Mesh_var aMesh = SMESH::SMESH_Mesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+             SMESH::SMESH_subMesh_var aSubMesh = SMESH::SMESH_subMesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+             if ( !aMesh->_is_nil() ) {
+               bool res = aMesh->RemoveHypothesis( aShape, anHyp );
+               if ( !res ) {
+                 QApplication::restoreOverrideCursor();
+                 QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                         tr ("SMESH_WRN_HYPOTHESIS_NOTEXIST"), tr ("SMESH_BUT_YES") );
+               }
+             } else if ( !aSubMesh->_is_nil() ) {
+               aMesh = aSubMesh->GetFather();
+               if ( !aMesh->_is_nil() ) {
+                 bool res = aMesh->RemoveHypothesis( aShape, anHyp );
+                 if ( !res ) {
+                   QApplication::restoreOverrideCursor();
+                   QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                           tr ("SMESH_WRN_HYPOTHESIS_NOTEXIST"), tr ("SMESH_BUT_YES") );
+                 }
+               }
+             }
+             if ( myAutomaticUpdate ) {
+               SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+               if ( Mesh != NULL ) {
+#ifdef TRACE
+                 Dump( Mesh );
+#endif
+                 DisplayActor( Mesh );
+                 DisplayEdges( Mesh ); 
+                 smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+               }
+             }
+           }
+         }
+       }
+       smeshGUI->myStudyAPI.UnSetHypothesis( SO_Applied_Hypothesis );
+      }
+    }    
+  } else if ( IObject->hasEntry() ) {
+    MESSAGE ( "IObject entry " << IObject->getEntry() )    
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveHypothesisOrAlgorithmOnMesh( SALOMEDS::SObject_ptr MorSM, SMESH::SMESH_Hypothesis_ptr anHyp )
+{
+  SALOMEDS::SObject_var             AHR, aRef;
+  SALOMEDS::GenericAttribute_var    anAttr;
+  SALOMEDS::AttributeIOR_var        anIOR;
+
+  if ( !MorSM->_is_nil() ) {
+    GEOM::GEOM_Shape_var aShape = smeshGUI->myStudyAPI.GetShapeOnMeshOrSubMesh( MorSM );
+    if ( !aShape->_is_nil() ) {
+      if (MorSM->FindAttribute(anAttr, "AttributeIOR")) {
+       anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+       SMESH::SMESH_Mesh_var aMesh = SMESH::SMESH_Mesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+       SMESH::SMESH_subMesh_var aSubMesh = SMESH::SMESH_subMesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+       if ( !aMesh->_is_nil() ) {
+         bool res = aMesh->RemoveHypothesis( aShape, anHyp );
+         if ( !res ) {
+           QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                   tr ("SMESH_WRN_HYPOTHESIS_NOTEXIST"), tr ("SMESH_BUT_YES") );
+         }
+       } else if ( !aSubMesh->_is_nil() ) {
+         aMesh = aSubMesh->GetFather();
+         if ( !aMesh->_is_nil() ) {
+           bool res = aMesh->RemoveHypothesis( aShape, anHyp );
+           if ( !res ) {
+             QApplication::restoreOverrideCursor();
+             QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                     tr ("SMESH_WRN_HYPOTHESIS_NOTEXIST"), tr ("SMESH_BUT_YES") );
+           }
+         }
+       }
+       if ( myAutomaticUpdate ) {
+         SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+         if ( Mesh != NULL ) {
+#ifdef TRACE
+           Dump( Mesh );
+#endif
+           DisplayActor( Mesh );
+           DisplayEdges( Mesh ); 
+           // smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+         }
+       }
+      }
+    }
+
+    if ( MorSM->FindSubObject (2, AHR)) {
+      SALOMEDS::ChildIterator_var it = myStudy->NewChildIterator(AHR);
+      for (; it->More();it->Next()) {
+       SALOMEDS::SObject_var Obj = it->Value();
+       if ( Obj->ReferencedObject(aRef) ) {
+         if (aRef->FindAttribute(anAttr, "AttributeIOR")) {
+           anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+           if ( strcmp( anIOR->Value(), _orb->object_to_string(anHyp) ) == 0 ) {
+             smeshGUI->myStudyAPI.UnSetHypothesis( Obj );
+             break;
+           }
+         }
+       }
+      }
+    }
+    if ( MorSM->FindSubObject (3, AHR)) {
+      SALOMEDS::ChildIterator_var it = myStudy->NewChildIterator(AHR);
+      for (; it->More();it->Next()) {
+       SALOMEDS::SObject_var Obj = it->Value();
+       if ( Obj->ReferencedObject(aRef) ) {
+         if (aRef->FindAttribute(anAttr, "AttributeIOR")) {
+           anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+           if ( strcmp( anIOR->Value(), _orb->object_to_string(anHyp) ) == 0 ) {
+             smeshGUI->myStudyAPI.UnSetAlgorithm( Obj );
+             break;
+           }
+         }
+       }
+      }
+    }    
+   smeshGUI->myStudyAPI.ModifiedMesh( MorSM, false );
+  } 
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddAlgorithmOnMesh( SMESH::SMESH_Mesh_ptr aMesh, SMESH::SMESH_Hypothesis_ptr aHyp )
+{
+  if ( !aMesh->_is_nil() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    SALOMEDS::SObject_var SM = myStudyAPI.FindMesh( aMesh );
+    GEOM::GEOM_Shape_var aShape = myStudyAPI.GetShapeOnMeshOrSubMesh( SM );
+    try {
+      bool res = aMesh->AddHypothesis( aShape, aHyp );
+      if (res) {
+       SALOMEDS::SObject_var SH = myStudyAPI.FindHypothesisOrAlgorithms( aHyp );
+       if ( !SM->_is_nil() && !SH->_is_nil() ) { 
+         myStudyAPI.SetAlgorithms( SM, SH );    
+         myStudyAPI.ModifiedMesh( SM, false );
+       }
+      } else {
+       QApplication::restoreOverrideCursor();
+       QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                               tr ("SMESH_WRN_ALGORITHM_ALREADYEXIST"), tr ("SMESH_BUT_YES") );
+      }
+    }
+    catch  (const SALOME::SALOME_Exception& S_ex) {
+      QtCatchCorbaException(S_ex);
+    }
+  }
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddHypothesisOnSubMesh( SMESH::SMESH_subMesh_ptr aSubMesh, SMESH::SMESH_Hypothesis_ptr aHyp )
+{
+  if ( !aSubMesh->_is_nil() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    try {
+      SMESH::SMESH_Mesh_var aMesh = aSubMesh->GetFather();
+      SALOMEDS::SObject_var SsubM = myStudyAPI.FindSubMesh( aSubMesh );
+      GEOM::GEOM_Shape_var aShape = myStudyAPI.GetShapeOnMeshOrSubMesh( SsubM );
+      if ( !aMesh->_is_nil() ) {
+       bool res = aMesh->AddHypothesis( aShape, aHyp );
+       if (res) {      
+         SALOMEDS::SObject_var SH = myStudyAPI.FindHypothesisOrAlgorithms( aHyp );
+         if ( !SsubM->_is_nil() && !SH->_is_nil() ) {
+           myStudyAPI.SetHypothesis( SsubM, SH );
+           myStudyAPI.ModifiedMesh( SsubM, false );
+         }
+       } else {
+         QApplication::restoreOverrideCursor();
+         QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                 tr ("SMESH_WRN_HYPOTHESIS_ALREADYEXIST"), tr ("SMESH_BUT_YES") );
+       }
+      }
+    }
+    catch  (const SALOME::SALOME_Exception& S_ex) {
+      QtCatchCorbaException(S_ex);
+    }
+  }
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddAlgorithmOnSubMesh( SMESH::SMESH_subMesh_ptr aSubMesh, SMESH::SMESH_Hypothesis_ptr aHyp )
+{
+  if ( !aSubMesh->_is_nil() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    try {
+      SMESH::SMESH_Mesh_var aMesh = aSubMesh->GetFather();
+      SALOMEDS::SObject_var SsubM = myStudyAPI.FindSubMesh( aSubMesh );
+      GEOM::GEOM_Shape_var aShape = myStudyAPI.GetShapeOnMeshOrSubMesh( SsubM );
+      if ( !aMesh->_is_nil() ) {
+       bool res = aMesh->AddHypothesis( aShape, aHyp );
+       if (res) {
+         SALOMEDS::SObject_var SH = myStudyAPI.FindHypothesisOrAlgorithms( aHyp );
+         if ( !SsubM->_is_nil() && !SH->_is_nil() ) {
+           myStudyAPI.SetAlgorithms( SsubM, SH ); 
+           myStudyAPI.ModifiedMesh( SsubM, false );
+         }
+       } else {
+         QApplication::restoreOverrideCursor();
+         QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                 tr ("SMESH_WRN_ALGORITHM_ALREADYEXIST"), tr ("SMESH_BUT_YES") );
+       }
+      }
+    }
+    catch  (const SALOME::SALOME_Exception& S_ex) {
+      QtCatchCorbaException(S_ex);
+    }
+  }
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::CreateAlgorithm( QString TypeAlgo, QString NameAlgo )
+{
+  SMESH::SMESH_Hypothesis_var Hyp;
+  try {
+    if ( TypeAlgo.compare("Regular_1D") == 0 )
+      Hyp = myComponentMesh->CreateHypothesis( TypeAlgo, myStudyId );
+    else if ( TypeAlgo.compare("MEFISTO_2D") == 0 )
+      Hyp = myComponentMesh->CreateHypothesis( TypeAlgo, myStudyId );
+    else if ( TypeAlgo.compare("Quadrangle_2D") == 0 )
+      Hyp = myComponentMesh->CreateHypothesis( TypeAlgo, myStudyId );
+    else if ( TypeAlgo.compare("Hexa_3D") == 0 )
+      Hyp = myComponentMesh->CreateHypothesis( TypeAlgo, myStudyId );
+    
+    if ( !Hyp->_is_nil() ) {
+      SALOMEDS::SObject_var SHyp = myStudyAPI.AddNewAlgorithms( Hyp );
+      myStudyAPI.SetName( SHyp, NameAlgo);
+    }
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  }
+  myActiveStudy->updateObjBrowser(true);
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::CreateLocalLength( QString TypeHypothesis, QString NameHypothesis, double Length )
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  try {
+    SMESH::SMESH_Hypothesis_var Hyp = SMESH::SMESH_Hypothesis::_narrow( CreateHypothesis( TypeHypothesis, NameHypothesis ) );
+    SMESH::SMESH_LocalLength_var LL = SMESH::SMESH_LocalLength::_narrow( Hyp );
+    if ( !LL->_is_nil() )
+      LL->SetLength( Length );
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  }
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::CreateMaxElementArea( QString TypeHypothesis, QString NameHypothesis, double MaxArea )
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  try {
+    SMESH::SMESH_Hypothesis_var Hyp = SMESH::SMESH_Hypothesis::_narrow( CreateHypothesis( TypeHypothesis, NameHypothesis  ) );
+    SMESH::SMESH_MaxElementArea_var MaxElArea = SMESH::SMESH_MaxElementArea::_narrow( Hyp );
+    if ( !MaxElArea->_is_nil() )
+      MaxElArea->SetMaxElementArea( MaxArea );
+  }
+  catch  (SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  } 
+
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::CreateMaxElementVolume( QString TypeHypothesis, QString NameHypothesis, double MaxVolume )
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  try {
+    SMESH::SMESH_Hypothesis_var Hyp = SMESH::SMESH_Hypothesis::_narrow( CreateHypothesis( TypeHypothesis, NameHypothesis  ) );
+    SMESH::SMESH_MaxElementVolume_var MaxElVolume = SMESH::SMESH_MaxElementVolume::_narrow( Hyp );
+    if ( !MaxElVolume->_is_nil() )
+      MaxElVolume->SetMaxElementVolume( MaxVolume );
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  } 
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::CreateNbSegments( QString TypeHypothesis, QString NameHypothesis, double nbSegments )
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  try {
+    SMESH::SMESH_Hypothesis_var Hyp = SMESH::SMESH_Hypothesis::_narrow( CreateHypothesis( TypeHypothesis, NameHypothesis  ) );
+    SMESH::SMESH_NumberOfSegments_var NbS = SMESH::SMESH_NumberOfSegments::_narrow( Hyp );
+    if ( !NbS->_is_nil() )
+      NbS->SetNumberOfSegments( nbSegments );
+  }
+  catch  (const SALOME::SALOME_Exception& S_ex) {
+    QtCatchCorbaException(S_ex);
+  } 
+  myActiveStudy->updateObjBrowser(true);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+int SMESHGUI::GetNameOfSelectedIObjects( SALOME_Selection* Sel, QString& aName )
+{
+  int nbSel = Sel->IObjectCount() ;
+  if ( nbSel == 1 ) {
+    Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+    aName = IObject->getName();
+  } else {
+    aName = tr( "SMESH_OBJECTS_SELECTED" ).arg( nbSel );
+  }
+  return nbSel;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+int SMESHGUI::GetNameOfSelectedNodes( SALOME_Selection* Sel, QString& aName )
+{
+  int nbNodes = 0;
+  int nbSel = Sel->IObjectCount() ;
+  if ( nbSel == 1 ) {
+    Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+    if ( !IObject->hasEntry() )
+      return -1;
+
+    Standard_Boolean res;
+    SMESH_Actor* ac = FindActorByEntry( IObject->getEntry(), res, true );
+    if ( !res )
+      return -1;
+
+    TColStd_MapOfInteger MapIndex;
+    Sel->GetIndex( IObject, MapIndex );
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    aName = " ";
+    nbNodes = MapIndex.Extent();
+    for ( ; ite.More(); ite.Next() ) {
+      aName = aName + QString("%1").arg(ac->GetIdSMESHDSNode(ite.Key())) + " ";
+    }
+  } else {
+    aName = "";
+  }
+  return nbNodes;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+int SMESHGUI::GetNameOfSelectedElements( SALOME_Selection* Sel, QString& aName )
+{
+  int nbElements = 0;
+  int nbSel = Sel->IObjectCount() ;
+  if ( nbSel == 1 ) {
+    Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+    if ( !IObject->hasEntry() )
+      return -1;
+
+    Standard_Boolean res;
+    SMESH_Actor* ac = FindActorByEntry( IObject->getEntry(), res, true );
+    if ( !res )
+      return -1;
+
+    TColStd_MapOfInteger MapIndex;
+    Sel->GetIndex( IObject, MapIndex );
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    aName = " ";
+    nbElements = MapIndex.Extent();
+    MESSAGE("GetNameOfSelectedElements(): number = " << nbElements);
+    for ( ; ite.More(); ite.Next() ) {
+      int idVTK = ite.Key();
+      MESSAGE("GetNameOfSelectedElements(): VTK Id = " << idVTK);
+      aName = aName + QString("%1").arg(ac->GetIdSMESHDSElement(idVTK)) + " ";
+    }
+  } else {
+    aName = "";
+  }
+  return nbElements;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+int SMESHGUI::GetNameOfSelectedEdges( SALOME_Selection* Sel, QString& aName )
+{
+  int nbElements = 0;
+  int nbSel = Sel->IObjectCount() ;
+  if ( nbSel == 1 ) {
+    Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+    if ( !IObject->hasEntry() )
+      return -1;
+
+    Standard_Boolean res;
+    SMESH_Actor* ac = FindActorByEntry( IObject->getEntry(), res, true );
+    if ( !res )
+      return -1;
+
+    TColStd_MapOfInteger MapIndex;
+    Sel->GetIndex( IObject, MapIndex );
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    aName = " ";
+    nbElements = MapIndex.Extent();
+    for ( ; ite.More(); ite.Next() ) {
+      aName = aName + QString("%1").arg(ite.Key()) + " ";
+    }
+  } else {
+    aName = "";
+  }
+  return nbElements;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH_Actor* SMESHGUI::FindActorByEntry(QString entry, 
+                                       Standard_Boolean& testResult,
+                                       bool onlyInActiveView)
+{
+  int nbSf = myActiveStudy->getStudyFramesCount();
+  for ( int i = 0; i < nbSf; i++ ) {
+    QAD_StudyFrame* sf = myActiveStudy->getStudyFrame(i);
+    if ( sf->getTypeView() == VIEW_VTK ) {
+      vtkRenderer* Renderer = ((VTKViewer_ViewFrame*)sf->getRightFrame()->getViewFrame())->getRenderer();
+      vtkActorCollection* theActors = Renderer->GetActors();
+      theActors->InitTraversal();
+      vtkActor *ac = theActors->GetNextActor();
+      while(!(ac==NULL)) {
+       if ( ac->IsA("SMESH_Actor") ) {
+         SMESH_Actor* anActor = SMESH_Actor::SafeDownCast( ac );
+         if ( anActor->hasIO() ) {
+           Handle(SALOME_InteractiveObject) IO = anActor->getIO();
+           if ( strcmp( IO->getEntry(), entry ) == 0 ) {
+             if ( onlyInActiveView ) {
+               if ( sf == myActiveStudy->getActiveStudyFrame() ) {
+                 testResult = true;
+                 return anActor;
+               }
+             } else {
+               testResult = true;
+               return anActor;
+             }
+           }
+         }
+       }
+       ac = theActors->GetNextActor();
+      }
+    }
+  }
+
+  MESSAGE ( " Actor Not Found " )
+  testResult = false;
+  return SMESH_Actor::New();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH_Actor* SMESHGUI::FindActor(SMESH::SMESH_Mesh_ptr aMesh, 
+                                Standard_Boolean& testResult,
+                                bool onlyInActiveView)
+{
+  SALOMEDS::SObject_var SM = myStudyAPI.FindMesh( aMesh );
+  if ( SM->_is_nil() ) {
+    MESSAGE ( " Actor Not Found " )
+    
+    testResult = false;
+    return SMESH_Actor::New();
+  }
+
+  return FindActorByEntry( SM->GetID(), testResult, onlyInActiveView);
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH::SMESH_Mesh_ptr SMESHGUI::ConvertIOinMesh(const Handle(SALOME_InteractiveObject)& IO, 
+                                               Standard_Boolean& testResult)
+{
+  SMESH::SMESH_Mesh_var aMesh;
+  testResult = false ;
+
+  /* case SObject */
+  if ( IO->hasEntry() ) {
+    SALOMEDS::SObject_var obj = myStudy->FindObjectID( IO->getEntry() );
+    SALOMEDS::GenericAttribute_var anAttr;
+    SALOMEDS::AttributeIOR_var     anIOR;
+    if ( !obj->_is_nil() ) {
+       if (obj->FindAttribute(anAttr, "AttributeIOR")) {
+         anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+        aMesh = SMESH::SMESH_Mesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+        if ( !aMesh->_is_nil() ) {
+          testResult = true ;
+          return SMESH::SMESH_Mesh::_duplicate( aMesh );
+        }
+       }
+    }
+  } 
+  return SMESH::SMESH_Mesh::_nil();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH::SMESH_subMesh_ptr SMESHGUI::ConvertIOinSubMesh(const Handle(SALOME_InteractiveObject)& IO, 
+                                                     Standard_Boolean& testResult)
+{
+  SMESH::SMESH_subMesh_var aSubMesh;
+  testResult = false ;
+
+  /* case SObject */
+  if ( IO->hasEntry() ) {
+    SALOMEDS::SObject_var obj = myStudy->FindObjectID( IO->getEntry() );
+    SALOMEDS::GenericAttribute_var anAttr;
+    SALOMEDS::AttributeIOR_var     anIOR;
+    if ( !obj->_is_nil() ) {
+       if (obj->FindAttribute(anAttr, "AttributeIOR")) {
+         anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+        aSubMesh = SMESH::SMESH_subMesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+        if ( !aSubMesh->_is_nil() ) {
+          testResult = true ;
+          return SMESH::SMESH_subMesh::_duplicate( aSubMesh );
+        }
+       }
+    }
+  } 
+  return SMESH::SMESH_subMesh::_nil();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH::SMESH_Hypothesis_ptr SMESHGUI::ConvertIOinSMESHHypothesis( const Handle(SALOME_InteractiveObject)& IO, 
+                                                                 Standard_Boolean& testResult )
+{
+  SMESH::SMESH_Hypothesis_var aHyp ;
+  testResult = false ;
+
+  /* case SObject */
+  if ( IO->hasEntry() ) {
+    SALOMEDS::SObject_var obj = myStudy->FindObjectID( IO->getEntry() );
+    SALOMEDS::GenericAttribute_var anAttr;
+    SALOMEDS::AttributeIOR_var     anIOR;
+    if ( !obj->_is_nil() ) {
+       if (obj->FindAttribute(anAttr, "AttributeIOR")) {
+         anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+        aHyp = SMESH::SMESH_Hypothesis::_narrow( _orb->string_to_object(anIOR->Value()));
+        if ( !aHyp->_is_nil() ) {
+          testResult = true ;
+          return SMESH::SMESH_Hypothesis::_duplicate( aHyp );
+        }
+       }
+    }
+  } 
+  return SMESH::SMESH_Hypothesis::_nil();
+}
+
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+GEOM::GEOM_Shape_ptr SMESHGUI::ConvertIOinGEOMShape( const Handle(SALOME_InteractiveObject)& IO, 
+                                              Standard_Boolean& testResult )
+{
+  GEOM::GEOM_Shape_var aShape ;
+  testResult = false ;
+
+  /* case SObject */
+  if ( IO->hasEntry() ) {
+    SALOMEDS::SObject_var obj = myStudy->FindObjectID( IO->getEntry() );
+    SALOMEDS::GenericAttribute_var anAttr;
+    SALOMEDS::AttributeIOR_var     anIOR;
+    if ( !obj->_is_nil() ) {
+       if (obj->FindAttribute(anAttr, "AttributeIOR")) {
+         anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+        aShape = myComponentGeom->GetIORFromString(anIOR->Value()) ;
+        if ( !aShape->_is_nil() ) {
+          testResult = true ;
+          return GEOM::GEOM_Shape::_duplicate( aShape );
+        }
+       }
+    }
+  }
+  return GEOM::GEOM_Shape::_nil();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::SetViewMode(int commandId)
+{
+  SALOME_Selection* Sel = SALOME_Selection::Selection( myActiveStudy->getSelection() );
+  int nbSel = Sel->IObjectCount();
+  if ( nbSel >= 1 ) {
+    SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+    for ( ; It.More(); It.Next() ) {
+      Handle(SALOME_InteractiveObject) IObject = It.Value();
+      if ( IObject->hasEntry() ) {
+       Standard_Boolean res;
+       SMESH_Actor* ac = FindActorByEntry( IObject->getEntry(), res, true );
+       if ( res ) {
+         switch (commandId) {
+         case 211: {
+           ChangeRepresentation( ac, 0 );
+           break;
+         }
+         case 212: {
+           ChangeRepresentation( ac, 1 );
+           break;
+         }
+         case 213: {
+           ChangeRepresentation( ac, 2 );
+           break;
+         }
+         case 1132: {
+           ChangeRepresentation( ac, 3 );
+           break;
+         }
+         }
+       }
+      }
+    }
+    if ( commandId == 1133 ) {
+      ChangeRepresentation( SMESH_Actor::New(), 4 );
+    }
+  }
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::ChangeRepresentation( SMESH_Actor* ac, int type )
+{
+  if (ac->DataSource == NULL && type != 4 )
+    return;
+
+  if ( type != 4 ) {
+    if ( ac->getMapper() == NULL ) {
+      return;
+    }
+  }
+  switch (type) {
+  case 0 : {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    if (ac->getDisplayMode()==2) {
+      vtkDataSetMapper* meshMapper = (vtkDataSetMapper*) (ac->getMapper());
+      meshMapper->SetInput(ac->DataSource);
+    }
+    ac->setDisplayMode(0);
+    ac->GetProperty()->SetRepresentationToWireframe();
+    //    ac->SetActorProperty( ac->GetProperty() );
+    QApplication::restoreOverrideCursor();
+    break;
+  }
+  case 1 : {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    if (ac->getDisplayMode()==2) {
+      vtkDataSetMapper* meshMapper = (vtkDataSetMapper*) (ac->getMapper());
+      meshMapper->SetInput(ac->DataSource);
+    }
+    ac->setDisplayMode(1);
+    ac->GetProperty()->SetRepresentationToSurface();
+    QApplication::restoreOverrideCursor();
+    //    ac->SetActorProperty( ac->GetProperty() );
+    break;
+  }
+  case 2 : {
+    //    if (!(ac->getDisplayMode()==2)) {
+    //    ChangeRepresentation(ac, 1);
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    ac->setDisplayMode(2);
+    vtkDataSetMapper* meshMapper = (vtkDataSetMapper*) (ac->getMapper());
+    meshMapper->SetInput(ac->DataSource);
+    vtkShrinkFilter *shrink = vtkShrinkFilter::New();
+    shrink->SetInput(meshMapper->GetInput());
+    shrink->SetShrinkFactor(ac->GetShrinkFactor());
+    
+    meshMapper->SetInput( shrink->GetOutput() );
+    ac->SetMapper( meshMapper );
+    QApplication::restoreOverrideCursor();
+    //    }
+    break;
+  }
+  case 3:
+    {
+      float color[3];
+      float edgecolor[3];
+      float backfacecolor[3];
+      float nodecolor[3];
+      ac->GetColor(color[0],color[1],color[2]);
+      QColor c(color[0]*255,color[1]*255,color[2]*255);
+      ac->GetEdgeColor(edgecolor[0],edgecolor[1],edgecolor[2]);
+      QColor e(edgecolor[0]*255,edgecolor[1]*255,edgecolor[2]*255);
+      ac->GetBackfaceProperty()->GetColor(backfacecolor);
+      QColor b(backfacecolor[0]*255,backfacecolor[1]*255,backfacecolor[2]*255);
+      ac->GetNodeColor(nodecolor[0], nodecolor[1], nodecolor[2] ) ;
+      QColor n(nodecolor[0]*255, nodecolor[1]*255, nodecolor[2]*255 ) ;
+
+      int Edgewidth = (int)ac->EdgeDevice->GetProperty()->GetLineWidth();
+      if ( Edgewidth == 0 )
+       Edgewidth = 1;
+      int intValue = ac->GetNodeSize() ;
+      float Shrink = ac->GetShrinkFactor();
+      SMESHGUI_Preferences_ColorDlg *aDlg = new SMESHGUI_Preferences_ColorDlg( QAD_Application::getDesktop(), "" ) ;
+      aDlg->SetColor(1,c);
+      aDlg->SetColor(2,e);
+      aDlg->SetColor(3,n);
+      aDlg->SetColor(4,b);
+      aDlg->SetIntValue(1,Edgewidth);
+      aDlg->SetIntValue(2,intValue);
+      aDlg->SetIntValue(3,int(Shrink*100.));
+
+      if ( aDlg->exec() ) {
+       QApplication::setOverrideCursor( Qt::waitCursor );
+       QColor color = aDlg->GetColor(1);
+       QColor edgecolor = aDlg->GetColor(2);
+       QColor nodecolor = aDlg->GetColor(3);
+       QColor backfacecolor = aDlg->GetColor(4);
+       /* actor color and backface color */
+       ac->GetProperty()->SetColor(float(color.red())/255.,float(color.green())/255.,float(color.blue())/255.);
+       ac->SetColor(float(color.red())/255.,float(color.green())/255.,float(color.blue())/255.);
+       ac->GetBackfaceProperty()->SetColor(float(backfacecolor.red())/255.,float(backfacecolor.green())/255.,float(backfacecolor.blue())/255.);
+
+       /* edge color */
+       ac->EdgeDevice->GetProperty()->SetColor(float(edgecolor.red())/255.,
+                                               float(edgecolor.green())/255.,
+                                               float(edgecolor.blue())/255.);
+       ac->EdgeShrinkDevice->GetProperty()->SetColor(float(edgecolor.red())/255.,
+                                                     float(edgecolor.green())/255.,
+                                                     float(edgecolor.blue())/255.);
+       ac->SetEdgeColor(float(edgecolor.red())/255.,
+                        float(edgecolor.green())/255.,
+                        float(edgecolor.blue())/255.);
+
+       /* Shrink factor and size edges */
+       ac->SetShrinkFactor( aDlg->GetIntValue(3)/100. );
+       ac->EdgeDevice->GetProperty()->SetLineWidth( aDlg->GetIntValue(1) );    
+       ac->EdgeShrinkDevice->GetProperty()->SetLineWidth( aDlg->GetIntValue(1) );
+
+       /* Nodes color and size */
+       ac->SetNodeColor(float(nodecolor.red())/255.,
+                        float(nodecolor.green())/255.,
+                        float(nodecolor.blue())/255.);
+       ac->SetNodeSize(aDlg->GetIntValue(2)) ;
+       
+       if (ac->getDisplayMode()==2) {
+         vtkDataSetMapper* meshMapper = (vtkDataSetMapper*) (ac->getMapper());
+         meshMapper->SetInput(ac->DataSource);
+         vtkShrinkFilter *shrink = vtkShrinkFilter::New();
+         shrink->SetInput(meshMapper->GetInput());
+         shrink->SetShrinkFactor(ac->GetShrinkFactor());
+         
+         meshMapper->SetInput( shrink->GetOutput() );
+         ac->SetMapper( meshMapper );
+       }
+      }
+      delete aDlg;
+      QApplication::restoreOverrideCursor();
+      break;
+    }
+  case 4:
+    {
+      EmitSignalDeactivateDialog() ;
+      SALOME_Selection* Sel = SALOME_Selection::Selection( myActiveStudy->getSelection() );
+      SMESHGUI_TransparencyDlg *aDlg = new SMESHGUI_TransparencyDlg( QAD_Application::getDesktop(), "", Sel) ;
+      break;
+    }
+  case 5: {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    ac->GetProperty()->SetRepresentationToPoints();
+    QApplication::restoreOverrideCursor();
+    break;
+  }
+  }
+
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  if ( myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+    vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+    theRenderer->Render();
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::UpdateView()
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  theRenderer->Render();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplayActor(SMESH_Actor* ac, bool visibility)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  MESSAGE("DisplayActor(): DataSource = " << ac->DataSource);
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkActorCollection* theActors = theRenderer->GetActors();
+  theActors->InitTraversal();
+  if ( theActors->IsItemPresent(ac) == 0 ) {
+    vtkProperty* prop = vtkProperty::New();
+    prop->SetColor( QAD_CONFIG->getSetting("SMESH:SettingsFillColorRed").toFloat()/255., 
+                   QAD_CONFIG->getSetting("SMESH:SettingsFillColorGreen").toFloat()/255.,
+                   QAD_CONFIG->getSetting("SMESH:SettingsFillColorBlue").toFloat()/255. ) ;
+
+    prop->SetPointSize( QAD_CONFIG->getSetting("SMESH:SettingsNodesSize").toInt());
+    prop->SetLineWidth( QAD_CONFIG->getSetting("SMESH:SettingsWidth").toInt() );
+    ac->SetProperty( prop );
+    ac->SetColor( QAD_CONFIG->getSetting("SMESH:SettingsFillColorRed").toFloat()/255., 
+                 QAD_CONFIG->getSetting("SMESH:SettingsFillColorGreen").toFloat()/255.,
+                 QAD_CONFIG->getSetting("SMESH:SettingsFillColorBlue").toFloat()/255. );
+
+    //    prop->BackfaceCullingOn();
+    vtkProperty* backprop = vtkProperty::New();
+    backprop->SetColor( QAD_CONFIG->getSetting("SMESH:SettingsBackFaceColorRed").toFloat()/255., 
+                       QAD_CONFIG->getSetting("SMESH:SettingsBackFaceColorGreen").toFloat()/255.,
+                       QAD_CONFIG->getSetting("SMESH:SettingsBackFaceColorBlue").toFloat()/255. ) ;
+    ac->SetBackfaceProperty(backprop);
+
+    int intValue = QAD_CONFIG->getSetting("SMESH:SettingsShrinkCoeff").toInt();
+    if (intValue == 0 )
+      intValue = 80;       
+    ac->SetShrinkFactor( intValue/100. );
+
+    ac->GetMapper()->SetResolveCoincidentTopologyToShiftZBuffer();
+    ac->GetMapper()->SetResolveCoincidentTopologyZShift(0.02);
+
+    QString DisplayMode = QAD_CONFIG->getSetting("SMESH:DisplayMode");
+    if ( DisplayMode.compare("Wireframe") == 0 ){
+      ac->setDisplayMode(0);
+      ChangeRepresentation( ac, 0 );
+    } else if ( DisplayMode.compare("Shading") == 0 ){
+      ac->setDisplayMode(1);
+      ChangeRepresentation( ac, 1 );
+    } else if ( DisplayMode.compare("Shrink") == 0 ) {
+      ac->setDisplayMode(2);
+      ChangeRepresentation( ac, 2 );
+    }
+    theRenderer->AddActor(ac);
+  } else {
+    if (ac->GetMapper())
+      ac->GetMapper()->Update();
+  }
+//  if ( visibility )
+  ac->SetVisibility(visibility);
+//    ac->VisibilityOn();
+//  else
+//    ac->VisibilityOff();
+
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::EraseActor(SMESH_Actor* ac)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+
+  //NRI- : 02/12/2002 : Fixed bugId 882
+  //  ac->EdgeDevice->VisibilityOff();
+  //  ac->EdgeShrinkDevice->VisibilityOff();
+  //  ac->VisibilityOff();
+  ac->SetVisibility( false );
+
+  theRenderer->Render();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::AddActorInSelection(SMESH_Actor* ac)
+{
+  SALOME_Selection* Sel = SALOME_Selection::Selection( myActiveStudy->getSelection() );
+  Sel->ClearIObjects();
+  if ( ac->hasIO() )
+    return Sel->AddIObject( ac->getIO() );
+  else
+    return -1;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+QString SMESHGUI::CheckHomogeneousSelection()
+{
+  SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+  /* copy the list */
+  SALOME_ListIO List;
+  SALOME_ListIteratorOfListIO Itinit( Sel->StoredIObjects() );
+  for (; Itinit.More(); Itinit.Next()) {
+    List.Append(Itinit.Value());
+  }
+
+  QString RefType = CheckTypeObject( Sel->firstIObject() );
+  SALOME_ListIteratorOfListIO It( List );
+  for (; It.More(); It.Next()) {
+    Handle(SALOME_InteractiveObject) IObject = It.Value();
+    QString Type = CheckTypeObject( IObject );
+    if ( Type.compare( RefType ) != 0 )
+      return "Heterogeneous Selection";
+  }
+
+  Sel->ClearIObjects();
+  SALOME_ListIteratorOfListIO It1( List );
+  for(;It1.More();It1.Next()) {
+    int res = Sel->AddIObject( It1.Value() );
+    if ( res == -1 )
+      myActiveStudy->highlight( It1.Value(), false );
+    if ( res == 0 )
+      myActiveStudy->highlight( It1.Value(), true );
+  }
+  return RefType;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+QString SMESHGUI::CheckTypeObject(const Handle(SALOME_InteractiveObject)& IO)
+{
+  SALOMEDS::SObject_var sobj = smeshGUI->myActiveStudy->getStudyDocument()->FindObjectID(IO->getEntry());
+  if (!sobj->_is_nil()) {
+    SALOMEDS::SComponent_var scomp = sobj->GetFatherComponent();
+    if (strcmp(scomp->GetID(), IO->getEntry()) == 0) { // component is selected
+      return "Component";
+    }
+  }
+
+  SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+  Sel->ClearIObjects();
+
+  Handle(SMESH_TypeFilter) aHypFilter = new SMESH_TypeFilter( HYPOTHESIS );
+  Handle(SMESH_TypeFilter) anAlgoFilter = new SMESH_TypeFilter( ALGORITHM );
+  Handle(SMESH_TypeFilter) aMeshFilter = new SMESH_TypeFilter( MESH );
+  Handle(SMESH_TypeFilter) aSubMeshFilter = new SMESH_TypeFilter( SUBMESH );
+  Handle(SMESH_TypeFilter) aMeshOrSubMeshFilter = new SMESH_TypeFilter( MESHorSUBMESH );
+  Handle(SMESH_TypeFilter) aSubMeshVextexFilter = new SMESH_TypeFilter( SUBMESH_VERTEX );
+  Handle(SMESH_TypeFilter) aSubMeshEdgeFilter = new SMESH_TypeFilter( SUBMESH_EDGE );
+  Handle(SMESH_TypeFilter) aSubMeshFaceFilter = new SMESH_TypeFilter( SUBMESH_FACE );
+  Handle(SMESH_TypeFilter) aSubMeshSolidFilter = new SMESH_TypeFilter( SUBMESH_SOLID );
+  Handle(SMESH_TypeFilter) aSubMeshCompoundFilter = new SMESH_TypeFilter( SUBMESH_COMPOUND );
+  
+  Sel->AddFilter(aHypFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "Hypothesis";
+  } 
+
+  Sel->ClearFilters();
+  Sel->AddFilter(anAlgoFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "Algorithm";
+  } 
+
+  Sel->ClearFilters();
+  Sel->AddFilter(aMeshFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "Mesh";
+  } 
+
+  Sel->ClearFilters();
+  Sel->AddFilter(aSubMeshFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "SubMesh";
+  } 
+  Sel->ClearFilters();
+  Sel->AddFilter(aSubMeshVextexFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "SubMeshVertex";
+  } 
+  Sel->ClearFilters();
+  Sel->AddFilter(aSubMeshEdgeFilter);
+  if ( Sel->AddIObject( IO ) != -1 ){
+    Sel->ClearFilters();
+    return "SubMeshEdge";
+  } 
+  
+  Sel->ClearFilters();
+  Sel->AddFilter(aSubMeshFaceFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "SubMeshFace";
+  } 
+  
+  Sel->ClearFilters();
+  Sel->AddFilter(aSubMeshSolidFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "SubMeshSolid";
+  } 
+  
+  Sel->ClearFilters();
+  Sel->AddFilter(aSubMeshCompoundFilter);
+  if ( Sel->AddIObject( IO ) != -1 ) {
+    Sel->ClearFilters();
+    return "SubMeshCompound";
+  } 
+  
+  Sel->ClearFilters();
+  Sel->AddIObject( IO );
+  return "NoType";
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::OnGUIEvent(int theCommandID,    QAD_Desktop* parent)
+{
+  /* Create or retrieve an object SMESHGUI */
+  SMESHGUI::GetOrCreateSMESHGUI(parent);
+
+  // NRI : Temporary added
+  if ( smeshGUI->myStudy->GetProperties()->IsLocked() ) {
+    return false;
+  }
+  //NRI
+
+  //  QAD_Viewer3d* v3d;
+  OCCViewer_Viewer3d* v3d;
+  
+  Handle(AIS_InteractiveContext) ic;
+  vtkRenderer* Renderer;
+  vtkRenderWindow* RenWin;
+
+  if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_OCC ) {
+    v3d =((OCCViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getViewer(); 
+    ic = v3d->getAISContext();
+  } else if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) {
+    Renderer = ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+    RenWin = Renderer->GetRenderWindow();
+  }
+
+  switch (theCommandID)
+    {
+    case 33: // DELETE
+      smeshGUI->OnEditDelete();
+      break;
+
+    case 113: // IMPORT
+    case 112:
+    case 111: 
+      {
+       Import_Document(parent,theCommandID);//NBU
+       //Import_Mesh(parent,theCommandID);
+       break;
+      }
+
+    case 122: // EXPORT MED
+    case 121:
+    case 123:
+      {
+       Export_Mesh(parent, theCommandID);
+       break;
+      }
+
+    case 200: // SCALAR BAR
+      {
+       smeshGUI->DisplayScalarBar(false);
+       break;
+      }
+    case 201:
+      {
+       SMESHGUI_EditScalarBarDlg *aDlg = new SMESHGUI_EditScalarBarDlg( parent, "", false ) ;
+       aDlg->show();
+       break;
+      }
+    case 202:
+      {
+       smeshGUI->DisplayScalarBar( true );
+       break;
+      }      
+
+    case 1133: // DISPLAY MODE : WireFrame, Surface, Shrink
+    case 1132:
+    case 213:
+    case 212:
+    case 211:
+      {
+       smeshGUI->SetViewMode(theCommandID);
+       break;
+      }
+      
+    case 214 : // UPDATE
+      {
+       smeshGUI->Update();
+       break;
+      }
+    case 300 : // ERASE
+      {
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       if (smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK) {
+         // VTK
+         SALOME_ListIteratorOfListIO It(Sel->StoredIObjects());
+         for(;It.More();It.Next()) {
+           Handle(SALOME_InteractiveObject) IOS = It.Value();
+           if ( IOS->hasEntry() ) {
+             Standard_Boolean res;
+             SMESH_Actor *ac = smeshGUI->FindActorByEntry(IOS->getEntry(), res, true );
+             if ( res ) smeshGUI->EraseActor( ac );
+           }
+         }
+       }
+       Sel->ClearIObjects();
+       smeshGUI->myActiveStudy->updateObjBrowser( true );
+      }
+     
+    case 301 : // DISPLAY
+      {
+       if (smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK) {
+         // VTK
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         SALOMEDS::SObject_var fatherSF = 
+           smeshGUI->myStudy->FindObjectID(smeshGUI->myActiveStudy->getActiveStudyFrame()->entry());
+
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+         
+         for(;It.More();It.Next()) {
+           Handle(SALOME_InteractiveObject) IObject = It.Value();
+           if ( IObject->hasEntry() ) {
+             Standard_Boolean res;
+             SMESH_Actor *ac = smeshGUI->FindActorByEntry(IObject->getEntry(), res, true );
+             if ( res ) {
+               smeshGUI->DisplayActor( ac, true );
+               smeshGUI->DisplayEdges( ac ); 
+               smeshGUI->ChangeRepresentation( ac, ac->getDisplayMode() );
+             }
+           }
+         }
+         QApplication::restoreOverrideCursor();
+       }
+       break;
+      }
+
+    case 302 : // DISPLAY ONLY
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         vtkActorCollection* theActors = Renderer->GetActors();
+         theActors->InitTraversal();
+         vtkActor *ac = theActors->GetNextActor();
+         while(!(ac==NULL)) {
+           if ( ac->IsA("SMESH_Actor") ) {
+             SMESH_Actor* anActor = SMESH_Actor::SafeDownCast( ac );
+             if(!anActor->isHighlighted()) {
+               //anActor->VisibilityOff();
+               //NRI- : 02/12/2002 : Fixed bugId 882
+               //              anActor->EdgeDevice->VisibilityOff();
+               //              anActor->EdgeShrinkDevice->VisibilityOff();
+               anActor->SetVisibility( false );
+             }
+           }
+           ac = theActors->GetNextActor();
+         }
+
+         // Display selection
+         SALOMEDS::SObject_var fatherSF = smeshGUI->myStudy->FindObjectID(smeshGUI->myActiveStudy->getActiveStudyFrame()->entry());
+         
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+         
+         for(;It.More();It.Next()) {
+           Handle(SALOME_InteractiveObject) IObject = It.Value();
+           SALOMEDS::SObject_var obj = smeshGUI->myStudy->FindObjectID( IObject->getEntry() );
+           
+           VTKViewer_RenderWindowInteractor* myRenderInter= ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRWInteractor();
+           //      vtkQGLRenderWindowInteractor* myRenderInter= smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getVTKView()->getRWInteractor();
+           
+           if(myRenderInter->isInViewer(IObject)) {
+             if ( IObject->hasEntry() ) {
+               Standard_Boolean res;
+               SMESH_Actor *ac = smeshGUI->FindActorByEntry(IObject->getEntry(), res, true );
+               if ( res ) {
+                 smeshGUI->DisplayActor( ac, true );
+                 smeshGUI->DisplayEdges( ac ); 
+                 smeshGUI->ChangeRepresentation( ac, ac->getDisplayMode() );
+               }
+             }
+           }
+         }
+         smeshGUI->myActiveStudy->updateObjBrowser( true );
+         QApplication::restoreOverrideCursor();
+       }
+       break;
+      }
+
+    case 400: // NODES
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_NodesDlg *aDlg = new SMESHGUI_NodesDlg( parent, "", Sel ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+
+    case 405: // MOVE NODE
+      {
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         SMESHGUI_MoveNodesDlg *aDlg = new SMESHGUI_MoveNodesDlg( parent, "", Sel ) ;
+         break;
+      }
+
+    case 701: // COMPUTE MESH 
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         int nbSel = Sel->IObjectCount();
+         if ( nbSel != 1 ) {
+           QApplication::restoreOverrideCursor();
+           break;
+         }
+
+         SMESH::SMESH_Mesh_var aM;
+         SMESH::SMESH_subMesh_var aSubM;
+         Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+         if ( IObject->hasEntry() ) {
+           SALOMEDS::SObject_var aMorSM = smeshGUI->myStudy->FindObjectID( IObject->getEntry() );
+            SALOMEDS::GenericAttribute_var anAttr;
+            SALOMEDS::AttributeIOR_var     anIOR;
+           if ( !aMorSM->_is_nil() ) {
+             if (aMorSM->FindAttribute(anAttr, "AttributeIOR") ) {
+                anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+               MESSAGE( "SMESHGUI::OnGUIEvent - Compute mesh : IOR = " << anIOR->Value() )
+               CORBA::Object_var cobj;
+               try {
+                 cobj = _orb->string_to_object(anIOR->Value());
+                 if ( CORBA::is_nil(cobj) ) {
+                   MESSAGE( "SMESHGUI::OnGUIEvent - Compute mesh : nil object" )
+                 }
+               }
+               catch(CORBA::COMM_FAILURE& ex) {
+                 MESSAGE( "SMESHGUI::OnGUIEvent - Compute mesh : exception (1)" )
+               }
+               aM = SMESH::SMESH_Mesh::_narrow(cobj);
+               //aM = SMESH::SMESH_Mesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+               aSubM = SMESH::SMESH_subMesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+               if ( !aM->_is_nil() ) {
+                 GEOM::GEOM_Shape_var refShape = smeshGUI->myStudyAPI.GetShapeOnMeshOrSubMesh(aMorSM);
+                 if ( !refShape->_is_nil() ) {
+                   bool compute = smeshGUI->myComponentMesh->IsReadyToCompute(aM, refShape);
+                   if ( !compute ) {
+                     QApplication::restoreOverrideCursor();
+                     QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                             tr ("SMESH_WRN_MISSING_PARAMETERS"), tr ("SMESH_BUT_YES") );
+                     break;
+                   }
+                   try {
+                     smeshGUI->myComponentMesh->Compute( aM, refShape);
+                     smeshGUI->myStudyAPI.ModifiedMesh( aMorSM, true );
+                     // TO Do : change icon of all submeshes
+                   }
+                   catch  (const SALOME::SALOME_Exception& S_ex) {
+                     QtCatchCorbaException(S_ex);
+                   }
+                 }
+               } else if ( !aSubM->_is_nil() ) {
+                 aM = aSubM->GetFather();
+                 GEOM::GEOM_Shape_var refShape = smeshGUI->myStudyAPI.GetShapeOnMeshOrSubMesh(aMorSM);
+                 if ( !refShape->_is_nil() ) {
+                   bool compute = smeshGUI->myComponentMesh->IsReadyToCompute(aM, refShape);
+                   if ( !compute ) {
+                     QApplication::restoreOverrideCursor();
+                     QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                             tr ("SMESH_WRN_MISSING_PARAMETERS"), tr ("SMESH_BUT_YES") );
+                     break;
+                   }
+                   try {
+                     smeshGUI->myComponentMesh->Compute( aM, refShape);
+                     smeshGUI->myStudyAPI.ModifiedMesh( aMorSM, true );
+                     // TO Do : change icon of all submeshes
+                   }
+                   catch  (const SALOME::SALOME_Exception& S_ex) {
+                     QtCatchCorbaException(S_ex);
+                   }
+                 }
+               }
+             }
+           }
+         }
+
+         // Check whether the actor for the mesh exists at least in one view
+         Standard_Boolean res;
+         SMESH_Actor* ac = smeshGUI->FindActorByEntry(IObject->getEntry(), res, false);
+         if (!res)
+           smeshGUI->InitActor( aM );
+         else {
+           // Check whether the actor belongs to the active view
+           VTKViewer_RenderWindowInteractor* rwInter = 
+             ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRWInteractor();
+
+           // The actor belongs to inactive view -> create a copy and add it in the active view
+           if (!rwInter->isInViewer(IObject)) {
+             SMESH_Actor* acCopy = SMESH_Actor::New();
+             acCopy->ShallowCopy(ac);
+
+             smeshGUI->DisplayActor( acCopy, false );
+           }
+         }
+
+         if ( smeshGUI->myAutomaticUpdate ) {
+           SMESH_Actor* Mesh = smeshGUI->ReadScript(aM);
+           if ( Mesh != NULL ) {
+#ifdef TRACE
+             Dump( Mesh );
+#endif
+             smeshGUI->DisplayActor( Mesh, true );
+             smeshGUI->DisplayEdges( Mesh, true );    
+             smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+           }
+         }
+       } else {
+         QApplication::restoreOverrideCursor();
+         QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                 tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       QApplication::restoreOverrideCursor();
+       break;
+      }
+
+    case 702: // ADD SUB MESH 
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         SMESHGUI_AddSubMeshDlg *aDlg = new SMESHGUI_AddSubMeshDlg( parent, "", Sel ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+         QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+    
+    case 703: // INIT MESH 
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_InitMeshDlg *aDlg = new SMESHGUI_InitMeshDlg( parent, "", Sel ) ;
+       break;
+      }
+
+    case 704: // EDIT Hypothesis 
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_EditHypothesesDlg *aDlg = new SMESHGUI_EditHypothesesDlg( parent, "", Sel ) ;
+       break;
+      }
+
+    case 705: //  EDIT Global Hypothesis
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_EditHypothesesDlg *aDlg = new SMESHGUI_EditHypothesesDlg( parent, "", Sel ) ;
+       break;
+      }
+
+    case 706: //  EDIT Local Hypothesis
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_EditHypothesesDlg *aDlg = new SMESHGUI_EditHypothesesDlg( parent, "", Sel ) ;
+       break;
+      }
+
+    case 806: // ORIENTATION ELEMENTS
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       smeshGUI->myDesktop->SetSelectionMode(3, true);
+       SMESHGUI_OrientationElementsDlg *aDlg = new SMESHGUI_OrientationElementsDlg( parent, "", Sel ) ;
+       break;
+      }
+
+    case 807: // DIAGONAL INVERSION
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       Sel->ClearIObjects();
+       smeshGUI->myDesktop->SetSelectionMode(2, true);
+       SMESHGUI_DiagonalInversionDlg *aDlg = new SMESHGUI_DiagonalInversionDlg( parent, "", Sel ) ;
+       break;
+      }
+     
+    case 900: // MESH INFOS
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_MeshInfosDlg *aDlg = new SMESHGUI_MeshInfosDlg( parent, "", Sel ) ;
+       break;
+      }
+      
+    case 1001: // AUTOMATIC UPDATE PREFERENCES
+      {
+       parent->menuBar()->setItemChecked(1001, !parent->menuBar()->isItemChecked(1001) );
+       if ( parent->menuBar()->isItemChecked(1001) ) {
+         QAD_CONFIG->addSetting("SMESH:AutomaticUpdate","true");
+         smeshGUI->myAutomaticUpdate = true;     
+       } else {
+         QAD_CONFIG->addSetting("SMESH:AutomaticUpdate","false");
+         smeshGUI->myAutomaticUpdate = false;
+       }
+       break;
+      }
+       
+    case 1003: // MESH PREFERENCES
+      {
+       smeshGUI->SetDisplaySettings();
+       break;
+      }
+      
+    case 1005:
+      {
+       QString Bold = QAD_CONFIG->getSetting("ScalarBar:Bold");
+       QString Italic = QAD_CONFIG->getSetting("ScalarBar:Italic");
+       QString Shadow = QAD_CONFIG->getSetting("ScalarBar:Shadow");    
+       QString FontFamily = QAD_CONFIG->getSetting("ScalarBar:FontFamily");
+       QString Orientation = QAD_CONFIG->getSetting("ScalarBar:Orientation");
+       float Width = QAD_CONFIG->getSetting("ScalarBar:Width").toFloat();  
+       float Height = QAD_CONFIG->getSetting("ScalarBar:Height").toFloat();
+       int NumberOfLabels = QAD_CONFIG->getSetting("ScalarBar:NumberOfLabels").toInt();
+       int NumberOfColors = QAD_CONFIG->getSetting("ScalarBar:NumberOfColors").toInt();
+
+       if ( Width == 0 ) Width = 0.17;
+       if ( Height == 0 ) Height = 0.8;
+       if ( NumberOfLabels == 0 ) NumberOfLabels = 5;
+       if ( NumberOfColors == 0) NumberOfColors = 64;
+
+       SMESHGUI_Preferences_ScalarBarDlg *aDlg = new SMESHGUI_Preferences_ScalarBarDlg( parent, "", true) ;
+
+       if ( Bold.compare("true") == 0 ) 
+         aDlg->Bold->setChecked(true); else aDlg->Bold->setChecked(false);
+       if ( Italic.compare("true") == 0 ) 
+         aDlg->Italic->setChecked(true); else aDlg->Italic->setChecked(false);
+       if ( Shadow.compare("true") == 0 ) 
+         aDlg->Shadow->setChecked(true); else aDlg->Shadow->setChecked(false);
+
+       if ( Orientation.compare("Horizontal") == 0 ) 
+         aDlg->RadioHoriz->setChecked(true); else aDlg->RadioVert->setChecked(true);
+
+       int NbItems = aDlg->ComboBox1->count();
+       int i = 0;
+       aDlg->ComboBox1->setCurrentItem( i );
+       while ( i < NbItems ) {
+         if ( FontFamily.compare( aDlg->ComboBox1->text( i ) ) == 0 )
+           aDlg->ComboBox1->setCurrentItem( i );
+         i++;
+       }
+       
+       aDlg->LineEditWidth->setText( QString("%1").arg(Width) );
+       aDlg->LineEditHeight->setText( QString("%1").arg(Height) );
+
+       aDlg->SpinBoxLabels->setValue( NumberOfLabels );
+       aDlg->SpinBoxColors->setValue( NumberOfColors );
+       
+       aDlg->show();
+       if ( aDlg->result() ) {
+         if ( aDlg->RadioHoriz->isChecked() )
+           Orientation = "Horizontal"; else Orientation = "Vertical";
+         if ( aDlg->Bold->isChecked() )
+           Bold = "true"; else Bold = "false";
+         if ( aDlg->Italic->isChecked() )
+           Italic = "true"; else Italic = "false";
+         if ( aDlg->Shadow->isChecked() )
+           Shadow = "true"; else Shadow = "false";
+                       
+         FontFamily = aDlg->ComboBox1->currentText();
+         Width = aDlg->LineEditWidth->text().toFloat();
+         Height = aDlg->LineEditHeight->text().toFloat();
+         NumberOfColors = aDlg->SpinBoxColors->text().toInt();
+         NumberOfLabels = aDlg->SpinBoxLabels->text().toInt();
+
+         
+         vtkScalarBarActor* aScalarBar = smeshGUI->GetScalarBar();
+         if ( aScalarBar != NULL ) {
+           smeshGUI->SetSettingsScalarBar(aScalarBar, Bold, Italic, Shadow, 
+                                          FontFamily, Orientation,
+                                          Width, Height, NumberOfColors, NumberOfLabels);
+         }
+         
+         QAD_CONFIG->addSetting("ScalarBar:Bold", Bold);
+         QAD_CONFIG->addSetting("ScalarBar:Italic", Italic);
+         QAD_CONFIG->addSetting("ScalarBar:Shadow", Shadow);    
+         QAD_CONFIG->addSetting("ScalarBar:FontFamily", FontFamily);
+         QAD_CONFIG->addSetting("ScalarBar:Orientation", Orientation);
+         QAD_CONFIG->addSetting("ScalarBar:Width", Width);
+         QAD_CONFIG->addSetting("ScalarBar:Height", Height);
+         QAD_CONFIG->addSetting("ScalarBar:NumberOfLabels", NumberOfLabels);
+         QAD_CONFIG->addSetting("ScalarBar:NumberOfColors", NumberOfColors);
+       }
+       break;
+      }
+      
+    case 1100: // EDIT HYPOTHESIS
+      {
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       int nbSel = Sel->IObjectCount() ;
+
+       if ( nbSel == 1 ) {
+         Standard_Boolean res;
+         SMESH::SMESH_Hypothesis_var Hyp = smeshGUI->ConvertIOinSMESHHypothesis( Sel->firstIObject(), res );
+
+         /* Look for all mesh objects that have this hupothesis affected in order to flag as ModifiedMesh */
+         /* At end below '...->updateObjBrowser(true)' will change icon of mesh objects                   */
+         /* Warning : however by internal mechanism all subMeshes icons are changed !                     */
+         SALOMEDS::Study::ListOfSObject_var listSOmesh = smeshGUI->GetMeshesUsingAlgoOrHypothesis( Hyp) ;
+
+         if ( res ) {
+           QString Name = Hyp->GetName();
+           
+           if ( Name.compare("LocalLength") == 0 ) {
+             SMESH::SMESH_LocalLength_var LL = SMESH::SMESH_LocalLength::_narrow( Hyp );
+             double beforeLength = LL->GetLength() ;
+             double Length = smeshGUI->Parameter( res, 
+                                                  beforeLength,
+                                                  tr("SMESH_LOCAL_LENGTH_HYPOTHESIS"), 
+                                                  tr("SMESH_VALUE"), 
+                                                  1.0E-5, 1E6, 6 ) ;
+             if ( res && Length != beforeLength ) {
+               LL->SetLength( Length );
+               for( int i=0; i<listSOmesh->length(); i++ ) {
+                 smeshGUI->GetStudyAPI().ModifiedMesh( listSOmesh[i], false ) ;
+               }
+               break;
+             }
+             
+           } else if ( Name.compare("NumberOfSegments") == 0 ) {
+             SMESH::SMESH_NumberOfSegments_var NOS = SMESH::SMESH_NumberOfSegments::_narrow( Hyp );
+             int beforeNbSeg = NOS->GetNumberOfSegments() ;
+             int NbSeg = smeshGUI->Parameter( res,
+                                              beforeNbSeg, 
+                                              tr("SMESH_NB_SEGMENTS_HYPOTHESIS"), 
+                                              tr("SMESH_VALUE"), 
+                                              1, 1000000 ) ;
+
+             if ( res && NbSeg != beforeNbSeg ) {
+               NOS->SetNumberOfSegments( NbSeg );
+               for( int i=0; i<listSOmesh->length(); i++ ) {             
+                 SALOMEDS::SObject_var SO = listSOmesh[i] ;
+                 smeshGUI->GetStudyAPI().ModifiedMesh( listSOmesh[i], false ) ;
+               }
+               break;
+             }
+             
+           } else if ( Name.compare("MaxElementArea") == 0 ) {
+             SMESH::SMESH_MaxElementArea_var MEA = SMESH::SMESH_MaxElementArea::_narrow( Hyp );
+             double beforeMaxArea = MEA->GetMaxElementArea() ;
+             double MaxArea = smeshGUI->Parameter( res,
+                                                   beforeMaxArea,
+                                                   tr("SMESH_MAX_ELEMENT_AREA_HYPOTHESIS"), 
+                                                   tr("SMESH_VALUE"), 
+                                                   1.0E-5, 1E6, 6 ) ;
+             if ( res && MaxArea != beforeMaxArea ) {
+               MEA->SetMaxElementArea( MaxArea );
+               for( int i=0; i<listSOmesh->length(); i++ ) {
+                 smeshGUI->GetStudyAPI().ModifiedMesh( listSOmesh[i], false ) ;
+               }
+               break;
+             }
+             
+           }  else if ( Name.compare("MaxElementVolume") == 0 ) {
+             SMESH::SMESH_MaxElementVolume_var MEV = SMESH::SMESH_MaxElementVolume::_narrow( Hyp );
+             double beforeMaxVolume = MEV->GetMaxElementVolume() ;
+             double MaxVolume = smeshGUI->Parameter( res, 
+                                                     beforeMaxVolume,
+                                                     tr("SMESH_MAX_ELEMENT_AREA_HYPOTHESIS"), 
+                                                     tr("SMESH_VALUE"), 
+                                                     1.0E-5, 1E6, 6 ) ;
+             if ( res && MaxVolume != beforeMaxVolume ) {
+               MEV->SetMaxElementVolume( MaxVolume );
+               for( int i=0; i<listSOmesh->length(); i++ ) {
+                 smeshGUI->GetStudyAPI().ModifiedMesh( listSOmesh[i], false ) ;
+               }
+               break;
+             }
+             
+           } else if ( Name.compare("Regular_1D") == 0 ) {
+           } else if ( Name.compare("MEFISTO_2D") == 0 ) {
+           } else {
+           }
+           
+         }
+       }
+       break;
+      }
+      
+    case 1101: // RENAME
+      {
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+       for ( ; It.More(); It.Next() ) {
+         Handle(SALOME_InteractiveObject) IObject = It.Value();
+
+         SALOMEDS::SObject_var obj = smeshGUI->myStudy->FindObjectID( IObject->getEntry() );
+          SALOMEDS::GenericAttribute_var anAttr;
+          SALOMEDS::AttributeName_var    aName;
+         if ( !obj->_is_nil() ) {
+           if (obj->FindAttribute(anAttr, "AttributeName")) {
+              aName = SALOMEDS::AttributeName::_narrow(anAttr);
+             QString newName = QString( aName->Value() );
+             newName = SALOMEGUI_NameDlg::getName( QAD_Application::getDesktop(), newName);
+             if ( !newName.isEmpty() ) {
+               QApplication::setOverrideCursor( Qt::waitCursor );
+               smeshGUI->myActiveStudy->renameIObject( IObject, newName );
+             }
+             QApplication::restoreOverrideCursor();
+           }
+         }
+       }
+       break;
+      }  
+
+    case 1102: // REMOVE HYPOTHESIS / ALGORITHMS
+      {
+       QApplication::setOverrideCursor( Qt::waitCursor );
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+       for ( int i=0; It.More(); It.Next(), i++ ) {
+         Handle(SALOME_InteractiveObject) IObject = It.Value();
+         smeshGUI->RemoveHypothesisOrAlgorithmOnMesh( IObject );
+       }
+       Sel->ClearIObjects();
+       smeshGUI->myActiveStudy->updateObjBrowser( true );
+       QApplication::restoreOverrideCursor();
+       break;
+      }
+    case 401: // GEOM::EDGE
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_AddEdgeDlg *aDlg = new SMESHGUI_AddEdgeDlg( parent, "", Sel ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+    case 4021: // TRIANGLE
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_AddFaceDlg *aDlg = new SMESHGUI_AddFaceDlg( parent, "", Sel, 3 ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+    case 4022: // QUAD
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_AddFaceDlg *aDlg = new SMESHGUI_AddFaceDlg( parent, "", Sel, 4 ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+    case 4031: // TETRA
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_AddVolumeDlg *aDlg = new SMESHGUI_AddVolumeDlg( parent, "", Sel, 4 ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+    case 4032: // HEXA
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_AddVolumeDlg *aDlg = new SMESHGUI_AddVolumeDlg( parent, "", Sel, 8 ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+
+    case 4041: // REMOVES NODES
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(1, true);
+         parent->menuBar()->setItemChecked(9010, false );
+         parent->menuBar()->setItemChecked(9011, false );
+         smeshGUI->ViewNodes();
+         SMESHGUI_RemoveNodesDlg *aDlg = new SMESHGUI_RemoveNodesDlg( parent, "", Sel ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+    case 4042: // REMOVES ELEMENTS
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         smeshGUI->EmitSignalDeactivateDialog() ;
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         Sel->ClearIObjects();
+         smeshGUI->myDesktop->SetSelectionMode(3, true);
+         SMESHGUI_RemoveElementsDlg *aDlg = new SMESHGUI_RemoveElementsDlg( parent, "", Sel ) ;        
+       } else {
+         QApplication::restoreOverrideCursor();
+           QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                  tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+       break;
+      }
+
+    case 5000: // HYPOTHESIS - ALGO
+      {
+       smeshGUI->CreateAlgorithm("Regular_1D","Wire Discretisation");  
+       break;
+      }
+    case 5010: 
+      {
+       smeshGUI->CreateAlgorithm("MEFISTO_2D","Triangle (Mefisto)");
+       break;
+      }
+    case 5011: 
+      {
+       smeshGUI->CreateAlgorithm("Quadrangle_2D","Quadrangle (Mapping)");      
+       break;
+      }
+    case 5020: 
+      {
+       smeshGUI->CreateAlgorithm("Hexa_3D","Hexaedral (i,j,k)");       
+       break;
+      }
+
+    case 5030: // HYPOTHESIS - LOCAL LENGTH
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_LocalLengthDlg *aDlg = new SMESHGUI_LocalLengthDlg( parent, "" ) ;
+       break;
+      }
+    case 5031: // HYPOTHESIS - NB SEGMENTS
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_NbSegmentsDlg *aDlg = new SMESHGUI_NbSegmentsDlg( parent, "" ) ;
+       break;
+      }
+
+    case 5032: // HYPOTHESIS - MAX ELEMENT AREA
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_MaxElementAreaDlg *aDlg = new SMESHGUI_MaxElementAreaDlg( parent, "" ) ;
+       break;
+      }
+
+    case 5033: // HYPOTHESIS - MAX ELEMENT VOLUME
+      {
+       smeshGUI->EmitSignalDeactivateDialog() ;
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       SMESHGUI_MaxElementVolumeDlg *aDlg = new SMESHGUI_MaxElementVolumeDlg( parent, "" ) ;
+       break;
+      }
+
+    case 6016: // CONTROLS 
+    case 6015:
+    case 6014:
+    case 6013:
+    case 6012:
+    case 6011:
+    case 6001:
+      {
+       SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+       int nbSel = Sel->IObjectCount();
+       if ( nbSel != 1 )
+         break;
+       smeshGUI->Control(theCommandID);
+       break;
+      }
+      
+    case 6002:
+      {
+       if ( smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         SMESHGUI_EdgesConnectivityDlg *Dlg = new SMESHGUI_EdgesConnectivityDlg( parent, "", Sel ) ;
+       } else {
+         QApplication::restoreOverrideCursor();
+         QAD_MessageBox::warn1 ( QAD_Application::getDesktop(), tr ("SMESH_WRN_WARNING"),
+                                tr ("SMESH_WRN_VIEWER_VTK"), tr ("SMESH_BUT_YES") );
+       }
+               break;
+      }
+
+    case 9010:
+      {
+       if ( !parent->menuBar()->isItemChecked(9010) ) {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         parent->menuBar()->setItemChecked(9011, false );
+         
+         smeshGUI->EraseSimulationActors();
+         smeshGUI->mySimulationActors2D = vtkActor2DCollection::New();
+
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         int nbSel = Sel->IObjectCount() ;
+         if ( nbSel == 1 ) {
+           Standard_Boolean res;
+           SMESH_Actor* MeshActor = smeshGUI->FindActorByEntry(Sel->firstIObject()->getEntry(), res, true);
+           if ( res ) {
+             parent->menuBar()->setItemChecked(9010, !parent->menuBar()->isItemChecked(9010) );
+
+             // It's necessary to display SMDS IDs instead of VTK ones, so 
+             // vtkIdFilter is unacceptable here. We have to do it manually :(
+             vtkUnstructuredGrid* ptGrid = vtkUnstructuredGrid::New();
+             ptGrid->CopyStructure(MeshActor->DataSource);
+
+             int numPts = MeshActor->DataSource->GetNumberOfPoints();
+
+             // Loop over points and generate ids
+             vtkIntArray *ptIds = vtkIntArray::New();
+             ptIds->SetNumberOfValues(numPts);
+
+             for (int id=0; id < numPts; id++) {
+               int idSMDS = MeshActor->GetIdSMESHDSNode(id);
+               ptIds->SetValue(id, idSMDS);
+             }
+
+             vtkScalars* newScalars = vtkScalars::New();
+             newScalars->SetData(ptIds);
+             ptGrid->GetPointData()->SetScalars(newScalars);
+
+             newScalars->Delete();
+             ptIds->Delete();
+             
+             vtkMaskPoints* mask = vtkMaskPoints::New();
+             mask->SetInput(ptGrid);
+             mask->SetOnRatio( 1 );
+             //            mask->SetMaximumNumberOfPoints( 50 );
+             //            mask->RandomModeOn();
+             
+             vtkSelectVisiblePoints* visPts = vtkSelectVisiblePoints::New();
+             visPts->SetInput(mask->GetOutput());
+             visPts->SetRenderer(((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer());
+             //visPts->SetSelectInvisible(1);
+             visPts->SelectInvisibleOff();
+             visPts->SetTolerance(0.1);
+           
+             vtkLabeledDataMapper* ldm = vtkLabeledDataMapper::New();
+             ldm->SetInput(visPts->GetOutput());
+             ldm->SetLabelFormat("%g");
+             ldm->SetLabelModeToLabelScalars();
+             //ldm->SetLabelModeToLabelFieldData();
+             
+             ldm->SetFontFamilyToTimes();
+             ldm->SetFontSize(6 * parent->font().pointSize() / 5);
+             ldm->SetBold(1);
+             ldm->SetItalic(0);
+             ldm->SetShadow(0);
+             
+             vtkActor2D* pointLabels = vtkActor2D::New();
+             pointLabels->SetMapper(ldm);
+             pointLabels->GetProperty()->SetColor(0,1,0);
+             
+             visPts->Delete();
+             ldm->Delete();
+             smeshGUI->mySimulationActors2D->AddItem( pointLabels );
+             ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer()->AddActor2D( pointLabels );
+           }
+         } 
+       } else {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         parent->menuBar()->setItemChecked(9010, !parent->menuBar()->isItemChecked(9010) );
+         smeshGUI->EraseSimulationActors();
+         smeshGUI->ScalarVisibilityOff();
+       }
+       QApplication::restoreOverrideCursor();
+       break;
+      }
+    case 9011:
+      { 
+       if ( !parent->menuBar()->isItemChecked(9011) ) {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         parent->menuBar()->setItemChecked(9010, false );
+
+         smeshGUI->EraseSimulationActors();
+         smeshGUI->mySimulationActors2D = vtkActor2DCollection::New();
+
+         SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+         int nbSel = Sel->IObjectCount() ;
+         if ( nbSel == 1 ) {
+           Standard_Boolean res;
+           SMESH_Actor* MeshActor = smeshGUI->FindActorByEntry(Sel->firstIObject()->getEntry(), res, true);
+           if ( res ) {
+             parent->menuBar()->setItemChecked(9011, !parent->menuBar()->isItemChecked(9011) );
+
+             // It's necessary to display SMDS IDs instead of VTK ones, so 
+             // vtkIdFilter is unacceptable here. We have to do it manually :(
+             vtkUnstructuredGrid* elGrid = vtkUnstructuredGrid::New();
+             elGrid->CopyStructure(MeshActor->DataSource);
+
+             int numCells = MeshActor->DataSource->GetNumberOfCells();
+
+             // Loop over points and generate ids
+             vtkIntArray *cellIds = vtkIntArray::New();
+             cellIds->SetNumberOfValues(numCells);
+
+             for (int id=0; id < numCells; id++) {
+               int idSMDS = MeshActor->GetIdSMESHDSElement(id);
+               cellIds->SetValue(id, idSMDS);
+             }
+
+             vtkScalars* newScalars = vtkScalars::New();
+             newScalars->SetData(cellIds);
+             elGrid->GetCellData()->SetScalars(newScalars);
+
+             newScalars->Delete();
+             cellIds->Delete();
+           
+             vtkCellCenters* cc = vtkCellCenters::New();
+             cc->SetInput(elGrid);
+
+             vtkSelectVisiblePoints* visCells = vtkSelectVisiblePoints::New();
+             visCells->SetInput(cc->GetOutput());
+             visCells->SetRenderer(((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer());
+             visCells->SelectInvisibleOff();
+             visCells->SetTolerance(0.1);
+             //            visCells->SetSelectInvisible(1);
+           
+             vtkLabeledDataMapper* ldm = vtkLabeledDataMapper::New();
+             ldm->SetInput(visCells->GetOutput());
+             ldm->SetLabelFormat("%g");
+             ldm->SetLabelModeToLabelScalars();
+           
+             ldm->SetFontFamilyToTimes();
+             ldm->SetFontSize(6 * parent->font().pointSize() / 5);
+             ldm->SetBold(1);
+             ldm->SetItalic(0);
+             ldm->SetShadow(0);
+           
+             vtkActor2D* cellLabels = vtkActor2D::New();
+             cellLabels->SetMapper(ldm);
+             cellLabels->GetProperty()->SetColor(1,0,0);
+           
+             cc->Delete();
+             visCells->Delete();
+             ldm->Delete();
+             smeshGUI->mySimulationActors2D->AddItem( cellLabels );
+             ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer()->AddActor2D( cellLabels );
+           }
+         } 
+       } else {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         parent->menuBar()->setItemChecked(9011, !parent->menuBar()->isItemChecked(9011) );
+         smeshGUI->EraseSimulationActors();
+         smeshGUI->ScalarVisibilityOff();
+       }
+       QApplication::restoreOverrideCursor();
+       break;
+      }
+
+    case 10001: // DISPLAY MODE PREFERENCE
+      {
+       parent->menuBar()->setItemChecked(10001, !parent->menuBar()->isItemChecked(10001) );
+       parent->menuBar()->setItemChecked(10002, false );
+       parent->menuBar()->setItemChecked(10003, false );
+       QAD_CONFIG->addSetting("SMESH:DisplayMode", "Wireframe");
+       break;
+      }
+    case 10002:
+      {
+       parent->menuBar()->setItemChecked(10002, !parent->menuBar()->isItemChecked(10002) );
+       parent->menuBar()->setItemChecked(10001, false );
+       parent->menuBar()->setItemChecked(10003, false );
+       QAD_CONFIG->addSetting("SMESH:DisplayMode", "Shading");
+       break;
+      }
+    case 10003:
+      {
+       parent->menuBar()->setItemChecked(10003, !parent->menuBar()->isItemChecked(10003) );
+       parent->menuBar()->setItemChecked(10002, false );
+       parent->menuBar()->setItemChecked(10001, false );
+       QAD_CONFIG->addSetting("SMESH:DisplayMode", "Shrink");
+       break;
+      }
+
+    }
+  
+  smeshGUI->myActiveStudy->updateObjBrowser(true);
+  return true ;
+}
+
+
+//=============================================================================
+/*! function : GetMeshesUsingAlgoOrHypothesis()
+ *  purpose  : return a list of Study objects (mesh kind) that have 'AlgoOrHyp' affected.
+ *           : However is supposed here that father of father of an hypothesis is a Mesh Object.
+ */
+//=============================================================================      
+SALOMEDS::Study::ListOfSObject* SMESHGUI::GetMeshesUsingAlgoOrHypothesis( SMESH::SMESH_Hypothesis_ptr AlgoOrHyp ) 
+{
+  SALOMEDS::Study::ListOfSObject_var listSOmesh = new SALOMEDS::Study::ListOfSObject ;
+  listSOmesh->length(0) ;
+  unsigned int index = 0 ;
+  if( !AlgoOrHyp->_is_nil() ) {
+    SALOMEDS::SObject_var SO_Hypothesis = smeshGUI->GetStudyAPI().FindHypothesisOrAlgorithms( AlgoOrHyp );
+    if( !SO_Hypothesis->_is_nil() ) {
+      SALOMEDS::Study::ListOfSObject_var listSO = smeshGUI->myStudy->FindDependances(SO_Hypothesis) ;
+      for( unsigned int i=0; i<listSO->length(); i++ ) {
+       SALOMEDS::SObject_var SO = listSO[i] ;
+       if( !SO->_is_nil() ) {
+         SALOMEDS::SObject_var SOfatherFather = SO->GetFather()->GetFather() ;
+         if( !SOfatherFather->_is_nil() ) {
+           index++ ;
+           listSOmesh->length(index) ;
+           listSOmesh[index-1] = SOfatherFather ;
+         }
+       }
+      }
+    }
+  }
+  return listSOmesh._retn() ;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Import_Mesh(QAD_Desktop* parent, int theCommandID)
+{
+  QString filter;
+  string myExtension;
+  Mesh_Reader* myReader;
+  
+  if (theCommandID==113) {
+    filter = tr("MED files (*.med)");
+    myExtension = string("MED");
+    myReader = new DriverMED_R_SMESHDS_Mesh;
+  }
+  else if (theCommandID==112) {
+    filter = tr("IDEAS files (*.unv)");
+    myExtension = string("UNV");
+  }
+  else if (theCommandID==111) {
+    filter = tr("DAT files (*.dat)");
+    myExtension = string("MED");
+    myReader = new DriverDAT_R_SMESHDS_Mesh;
+  }
+
+  QString filename = QAD_FileDlg::getFileName(parent,
+                                             "",
+                                             filter,
+                                             tr("Import mesh"),
+                                             true);
+  if ( !filename.isEmpty() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    string myClass = string("SMESHDS_Mesh");
+//    Mesh_Reader* myReader = SMESHDriver::GetMeshReader(myExtension, myClass);
+    
+    int myMeshId = (smeshGUI->myDocument)->NewMesh();
+    Handle(SMDS_Mesh) myMesh = (smeshGUI->myDocument)->GetMesh(myMeshId);
+
+    myReader->SetFile(string(filename.latin1()));
+    myReader->SetMesh(myMesh);
+    myReader->SetMeshId(myMeshId);
+    myReader->Read();
+
+    QApplication::restoreOverrideCursor();
+  }
+}
+  
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Export_Mesh(QAD_Desktop* parent, int theCommandID)
+{
+  SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+  int nbSel = Sel->IObjectCount() ;
+  if ( nbSel == 1 ) {
+    Standard_Boolean res;
+    Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+    SMESH::SMESH_Mesh_var aMesh = smeshGUI->ConvertIOinMesh( IObject, res );
+    if ( res ) {
+      if (theCommandID==122) { // EXPORT MED
+       QString filename = QAD_FileDlg::getFileName(parent,
+                                                   "",
+                                                   tr("MED files (*.med)"),
+                                                   tr("Export mesh"),
+                                                   false);
+       if ( !filename.isEmpty() ) {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         aMesh->ExportMED( filename.latin1() );
+         QApplication::restoreOverrideCursor();
+       }
+      }
+      else if (theCommandID==121) { // EXPORT DAT
+       QString filename = QAD_FileDlg::getFileName(parent,
+                                                   "",
+                                                   tr("DAT files (*.dat)"),
+                                                   tr("Export mesh"),
+                                                   false);
+       if ( !filename.isEmpty() ) {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         aMesh->ExportDAT( filename.latin1() );
+         QApplication::restoreOverrideCursor();
+       }
+      }
+      else if (theCommandID==123) { // EXPORT UNV
+       QString filename = QAD_FileDlg::getFileName(parent,
+                                                   "",
+                                                   tr("IDEAS files (*.unv)"),
+                                                   tr("Export mesh"),
+                                                   false);
+       if ( !filename.isEmpty() ) {
+         QApplication::setOverrideCursor( Qt::waitCursor );
+         aMesh->ExportUNV( filename.latin1() );
+         QApplication::restoreOverrideCursor();
+       }
+        else 
+         aMesh->ExportDAT( filename.latin1() );
+
+       QApplication::restoreOverrideCursor();
+
+       if ( IObject->hasEntry() )
+         {
+       MESSAGE("---");
+           SALOMEDS::SObject_var SO = smeshGUI->myStudy->FindObjectID( IObject->getEntry() );
+           SALOMEDS::GenericAttribute_var anAttr;
+           SALOMEDS::AttributeComment_var    aFileName;
+           SALOMEDS::StudyBuilder_var aStudyBuilder = smeshGUI->myStudy->NewBuilder();
+           anAttr = aStudyBuilder->FindOrCreateAttribute(SO, "AttributeComment");
+           aFileName = SALOMEDS::AttributeComment::_narrow(anAttr);
+           aFileName->SetValue(filename.latin1());
+         }
+      }
+    }
+  }
+}
+  
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Import_Document(QAD_Desktop* parent, int theCommandID)
+{
+  QString filter;
+  string myExtension;
+  Document_Reader* myReader;
+
+  if (theCommandID==113) {
+    filter = tr("MED files (*.med)");
+    myExtension = string("MED");
+    myReader = new DriverMED_R_SMESHDS_Document;
+  }
+  else if (theCommandID==112) {
+    filter = tr("IDEAS files (*.unv)");
+    myExtension = string("UNV");
+    myReader = new DriverUNV_R_SMESHDS_Document;
+  }
+  else if (theCommandID==111) {
+    filter = tr("DAT files (*.dat)");
+    myExtension = string("DAT");
+    myReader = new DriverDAT_R_SMESHDS_Document;
+  }
+
+  QString filename = QAD_FileDlg::getFileName(parent,
+                                             "",
+                                             filter,
+                                             tr("Import document"),
+                                             true);
+  if ( !filename.isEmpty() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    string myClass = string("SMESHDS_Document");
+//    Document_Reader* myReader = SMESHDriver::GetDocumentReader(myExtension, myClass);
+    Handle(SMESHDS_Document) newDocument = new SMESHDS_Document(1);
+
+    myReader->SetFile(string(filename.latin1()));
+    myReader->SetDocument(smeshGUI->myDocument);
+    myReader->Read();
+    QApplication::restoreOverrideCursor();
+  }
+}
+  
+void SMESHGUI::Export_Document(QAD_Desktop* parent, int theCommandID)
+{
+  QString filter;
+  Document_Writer* myWriter;
+  string myExtension;
+
+  if (theCommandID==122) {
+    filter = tr("MED files (*.med)");
+    myExtension = string("MED");
+    myWriter = new DriverMED_W_SMESHDS_Document;
+  }
+  else if (theCommandID==121) {
+    filter = tr("DAT files (*.dat)");
+    myExtension = string("DAT");
+    myWriter = new DriverDAT_W_SMESHDS_Document;
+  } else if (theCommandID==123) {
+    filter = tr("IDEAS files (*.unv)");
+    myExtension = string("UNV");
+    myWriter = new DriverUNV_W_SMESHDS_Document;
+  }
+
+  QString filename = QAD_FileDlg::getFileName(parent,
+                                             "",
+                                             filter,
+                                             tr("Export document"),
+                                             false);
+  if ( !filename.isEmpty() ) {
+    QApplication::setOverrideCursor( Qt::waitCursor );
+    string myClass = string("SMESHDS_Document");
+    //Document_Writer* myWriter = SMESHDriver::GetDocumentWriter(myExtension, myClass);
+
+    myWriter->SetFile(string(filename.latin1()));
+    myWriter->SetDocument(smeshGUI->myDocument);
+
+    //StudyContextStruct* myStudyContext = _impl.GetStudyContext(myStudyId);
+    //Handle(SMESHDS_Document) myDocument = myStudyContext->myDocument;
+    //myWriter->SetDocument(myDocument);
+
+    myWriter->Write();
+    QApplication::restoreOverrideCursor();
+  }
+}
+  
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::OnMousePress(QMouseEvent* pe, QAD_Desktop* parent, QAD_StudyFrame* studyFrame)
+{
+  SMESHGUI::GetOrCreateSMESHGUI(parent);
+  return false ;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::OnMouseMove (QMouseEvent* pe, QAD_Desktop* parent, QAD_StudyFrame* studyFrame)
+{
+  SMESHGUI::GetOrCreateSMESHGUI(parent);
+
+  return true;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::OnKeyPress (QKeyEvent* pe, QAD_Desktop* parent, QAD_StudyFrame* studyFrame)
+{
+  SMESHGUI::GetOrCreateSMESHGUI(parent);
+
+  return true ;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::SetSettings( QAD_Desktop* parent )
+{
+  SMESHGUI::GetOrCreateSMESHGUI(parent);
+
+  /* Display mode */
+  QString DisplayMode = QAD_CONFIG->getSetting("SMESH:DisplayMode");
+  if ( DisplayMode.compare("") == 0 ) {
+    DisplayMode = "Shading";
+    QAD_CONFIG->addSetting("SMESH:DisplayMode","Shading");
+  }
+
+  if ( DisplayMode.compare("Wireframe") == 0 ){
+    parent->menuBar()->setItemChecked(10003, false );
+    parent->menuBar()->setItemChecked(10002, false );
+    parent->menuBar()->setItemChecked(10001, true );
+  } else if ( DisplayMode.compare("Shading") == 0 ){
+    parent->menuBar()->setItemChecked(10003, false );
+    parent->menuBar()->setItemChecked(10002, true );
+    parent->menuBar()->setItemChecked(10001, false );
+  } else if ( DisplayMode.compare("Shrink") == 0 ) {
+    parent->menuBar()->setItemChecked(10003, true );
+    parent->menuBar()->setItemChecked(10002, false );
+    parent->menuBar()->setItemChecked(10001, false );
+  }
+
+  /* Automatic Update */
+  QString AutoUpdate = QAD_CONFIG->getSetting("SMESH:AutomaticUpdate");
+  if ( AutoUpdate.compare("true") == 0 ) {
+    parent->menuBar()->setItemChecked(1001, true );
+    smeshGUI->myAutomaticUpdate = true;
+  } else {
+    parent->menuBar()->setItemChecked(1001, false );
+    smeshGUI->myAutomaticUpdate = false;
+  }
+
+  /* menus disable */
+  parent->menuBar()->setItemEnabled( 11, false); // IMPORT
+   
+  return true;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DefinePopup( QString & theContext, QString & theParent, QString & theObject )
+{
+  /* Create or retrieve an object SMESHGUI */
+  SMESHGUI::GetOrCreateSMESHGUI(QAD_Application::getDesktop());
+
+  // NRI : Temporary added
+  //  if ( smeshGUI->myStudy->GetProperties()->IsLocked() ) {
+  //    theObject = "NothingSelected";
+  //    theContext = "NothingSelected";
+  //  }
+  // NRI
+
+  SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+  int nbSel = Sel->IObjectCount();
+  if (nbSel == 0) {
+    if (smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK) {
+      vtkScalarBarActor* aScalarBar = smeshGUI->GetScalarBar();
+      if ((aScalarBar != NULL) && (aScalarBar->GetVisibility() == 1) ) {
+       theObject = "ScalarBar";
+       theContext = "";
+      } else {
+       theObject = "NothingSelected";
+       theContext = "NothingSelected";
+      }
+    } else {
+      theObject = "NothingSelected";
+      theContext = "NothingSelected";
+    }
+  } else if (nbSel == 1 ) {
+    theObject = smeshGUI->CheckTypeObject( Sel->firstIObject() ); 
+    theContext = "";
+  } else {
+    theObject = smeshGUI->CheckHomogeneousSelection();
+    theContext = "";
+  }
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+bool SMESHGUI::CustomPopup( QAD_Desktop* parent,
+                          QPopupMenu* popup,
+                          const QString& theContext,
+                          const QString& theParent,
+                          const QString& theObject )
+{
+  // Popup should be customized for any viewer since some meaningless commands may be present in the popup
+  //if (smeshGUI->myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) //Test du type de viewer true=OCC false=VTK
+  //  return false;
+  /* Create or retrieve an object SMESHGUI */
+  SMESHGUI::GetOrCreateSMESHGUI(parent);
+
+  // NRI : Temporary added
+  //  if ( smeshGUI->myStudy->GetProperties()->IsLocked() ) {
+  //    return false;
+  //  }
+  // NRI
+
+  SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+  QAD_StudyFrame* studyFrame = smeshGUI->myActiveStudy->getActiveStudyFrame();
+  int nbSel = Sel->IObjectCount();
+  
+  if (nbSel == 0) { 
+    if (studyFrame->getTypeView() != VIEW_VTK)
+      popup->clear();
+    return false;
+  } else if (nbSel == 1 ) {
+    QString parentComp = ((SALOMEGUI_Desktop*)parent)->getComponentFromSelection();
+    // First check type of active viewer (VTK required)
+    if (/*studyFrame->getTypeView() != VIEW_VTK ||*/ parentComp != parent->getActiveComponent())
+      {
+      //MESSAGE("CustomPopup(): VTK viewer required, removing all SMESH-specific popup menu items")
+      while (1) {
+       int id = popup->idAt(0);
+       if (id <= QAD_TopLabel_Popup_ID)
+         popup->removeItemAt(0);
+       else
+         break;
+      }
+      if (theObject.compare("Component") == 0) {
+       popup->removeItem(QAD_DisplayOnly_Popup_ID);
+      }
+      return false;
+    }
+
+    // Remove common popup items for Submesh, Hypothesis and Algorithm
+    if (theObject.compare("SubMesh") == 0 ||
+       theObject.compare("Hypothesis") == 0 ||
+       theObject.compare("Algorithm") == 0 ) {
+      popup->removeItem(QAD_Display_Popup_ID);
+      popup->removeItem(QAD_DisplayOnly_Popup_ID);
+      popup->removeItem(QAD_Erase_Popup_ID);
+      int id = popup->idAt(popup->count()-1); // last item
+      if (id < 0 && id != -1) popup->removeItem(id); // separator
+    }
+
+    if (theObject.compare("Component") == 0) {
+      popup->removeItem(QAD_DisplayOnly_Popup_ID);
+      return true;
+    }
+
+    int id = QAD_TopLabel_Popup_ID;//popup->idAt(0);
+    QFont f = QApplication::font();
+    f.setBold( TRUE );
+       
+    Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+    
+    if ( theParent.compare("Viewer")==0 ) {
+      if (popup->idAt(0) == id) {
+       popup->removeItem(id);
+       popup->insertItem( new CustomItem ( QString(IObject->getName()), f ), id, 0 );
+      }
+      
+      Standard_Boolean res;
+      SMESH_Actor* ac = smeshGUI->FindActorByEntry( IObject->getEntry(), res, false );
+      if ( res && studyFrame->getTypeView() == VIEW_VTK) {
+       VTKViewer_RenderWindowInteractor* myRenderInter= 
+         ((VTKViewer_ViewFrame*)studyFrame->getRightFrame()->getViewFrame())->getRWInteractor();
+       if ( myRenderInter->isVisible( IObject ) ) {
+         popup->removeItem(QAD_Display_Popup_ID);
+       } else {
+         popup->removeItem(QAD_Erase_Popup_ID);
+       }
+      } else {
+       popup->removeItem(QAD_Erase_Popup_ID);
+       if (!res) {// mesh not computed -> can't display it
+         popup->removeItem(QAD_Display_Popup_ID);
+         popup->removeItem(QAD_DisplayOnly_Popup_ID);
+         popup->removeItemAt(popup->count() - 1);//separator
+       }
+      }
+    } else if ( theParent.compare("ObjectBrowser")==0 ) {
+      if (theObject.compare("Mesh") == 0 ||
+         theObject.compare("SubMesh") == 0 ||
+         theObject.compare("Hypothesis") == 0 ||
+         theObject.compare("Algorithm") == 0 ) {
+       popup->removeItemAt(0); 
+      } else {
+       if (popup->idAt(0) == id) {
+         popup->removeItem(id);
+         popup->removeItemAt(0);//separator
+       }
+      }
+
+      Standard_Boolean res;
+      SMESH_Actor* ac = smeshGUI->FindActorByEntry( IObject->getEntry(), res, false );
+      if ( res && studyFrame->getTypeView() == VIEW_VTK ) {
+       VTKViewer_RenderWindowInteractor* myRenderInter= 
+         ((VTKViewer_ViewFrame*)studyFrame->getRightFrame()->getViewFrame())->getRWInteractor();
+       if ( myRenderInter->isVisible( IObject ) ) {
+         popup->removeItem(QAD_Display_Popup_ID);
+       } else {
+         popup->removeItem(QAD_Erase_Popup_ID);
+       }
+      } else {
+       if (theObject.compare("Mesh") == 0 ||
+           theObject.compare("SubMesh") == 0 ||
+           theObject.compare("Hypothesis") == 0 ||
+           theObject.compare("Algorithm") == 0 ) {
+       } else {
+         popup->removeItem(QAD_Erase_Popup_ID);
+         if (!res) {// mesh not computed -> can't display it
+           popup->removeItem(QAD_Display_Popup_ID);
+           popup->removeItem(QAD_DisplayOnly_Popup_ID);
+           popup->removeItemAt(popup->count() - 1);//separator
+         }
+       }
+      }
+    }
+  } else {
+    QString parentComp = ((SALOMEGUI_Desktop*)parent)->getComponentFromSelection();
+    QAD_StudyFrame* studyFrame = smeshGUI->myActiveStudy->getActiveStudyFrame();
+    if (/*studyFrame->getTypeView() != VIEW_VTK ||*/ parentComp != parent->getActiveComponent())
+    {
+      //MESSAGE("CustomPopup(): VTK viewer required, removing all SMESH-specific popup menu items")
+      while (1) {
+       int id = popup->idAt(0);
+       if (id <= QAD_TopLabel_Popup_ID && id != -1)
+         popup->removeItemAt(0);
+       else
+         break;
+      }
+      if (parentComp.isNull()) { // objects from several components are selected
+       popup->removeItem(QAD_DisplayOnly_Popup_ID);    
+       popup->removeItem(QAD_Display_Popup_ID);
+       popup->removeItem(QAD_Erase_Popup_ID);
+       int id = popup->idAt(popup->count()-1); // last item
+       if (id < 0 && id != -1) popup->removeItem(id); // separator
+      }
+      return false;
+    }
+
+    QString type =  smeshGUI->CheckHomogeneousSelection();
+    if ( type.compare("Heterogeneous Selection") != 0 ) {
+      int id = QAD_TopLabel_Popup_ID;//popup->idAt(0);
+      QFont f = QApplication::font();
+      f.setBold( TRUE );
+      popup->removeItem(id);
+      popup->insertItem( new CustomItem ( QString("%1 ").arg(nbSel) + type + " (s) ", f), id, 0  );
+    }
+  }
+  return false;
+}
+
+//=============================================================================
+/*! Method:  BuildPresentation(const Handle(SALOME_InteractiveObject)& theIO)
+ *  Purpose: ensures that the actor for the given <theIO> exists in the active VTK view
+ */
+//=============================================================================
+void SMESHGUI::BuildPresentation(const Handle(SALOME_InteractiveObject)& theIO)
+{
+  /* Create or retrieve an object SMESHGUI */
+  SMESHGUI::GetOrCreateSMESHGUI(QAD_Application::getDesktop());
+  
+  QAD_StudyFrame* activeFrame = smeshGUI->myActiveStudy->getActiveStudyFrame();
+  if (activeFrame->getTypeView() == VIEW_VTK) {
+    // VTK
+    SALOMEDS::SObject_var fatherSF = 
+      smeshGUI->myStudy->FindObjectID(activeFrame->entry());
+    
+    SALOME_Selection* Sel = SALOME_Selection::Selection( smeshGUI->myActiveStudy->getSelection() );
+    SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+    
+//    for(;It.More();It.Next()) {
+//      Handle(SALOME_InteractiveObject) IObject = It.Value();
+      Handle(SALOME_InteractiveObject) IObject = theIO;
+      if ( IObject->hasEntry() ) {
+       // Look for the actor in all views
+       Standard_Boolean res;
+       SMESH_Actor *ac = smeshGUI->FindActorByEntry(IObject->getEntry(), res, false);
+
+       // Actor not found at all -> mesh is not computed -> do nothing!!!
+       if ( !res ) {
+         /*SMESH::SMESH_Mesh_var aM;
+         SALOMEDS::SObject_var aMorSM = smeshGUI->myStudy->FindObjectID( IObject->getEntry() );
+         SALOMEDS::SObject_var father = aMorSM->GetFather();
+         SALOMEDS::SObject_var fatherComp = aMorSM->GetFatherComponent();
+         
+         // Non-displayable objects (Hypo, Algo) have tags < 3 or have a father different from component
+         if (aMorSM->Tag() < 3 || strcmp(father->GetID(), fatherComp->GetID()) != 0)
+           continue;
+
+         SALOMEDS::GenericAttribute_var anAttr;
+         SALOMEDS::AttributeIOR_var     anIOR;
+         if ( !aMorSM->_is_nil() ) {
+           if (aMorSM->FindAttribute(anAttr, "AttributeIOR") ) {
+             anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+             aM = SMESH::SMESH_Mesh::_narrow( _orb->string_to_object(anIOR->Value()) );
+           }
+         }
+
+         if (!aM->_is_nil()) {
+           smeshGUI->InitActor(aM);
+           ac = smeshGUI->ReadScript(aM);
+         }
+
+         if (ac) {
+           smeshGUI->DisplayActor( ac, true );
+           smeshGUI->DisplayEdges( ac ); 
+           smeshGUI->ChangeRepresentation( ac, ac->getDisplayMode() );
+         }*/
+//       continue;
+       } else { // The actor exists in some view
+         // Check whether the actor belongs to the active view
+         VTKViewer_RenderWindowInteractor* rwInter = 
+           ((VTKViewer_ViewFrame*)activeFrame->getRightFrame()->getViewFrame())->getRWInteractor();
+
+         // The actor belongs to inactive view -> create a copy and display it in the active view
+         if (!rwInter->isInViewer(IObject)) {
+           SMESH_Actor* acCopy = SMESH_Actor::New();
+           acCopy->ShallowCopy(ac);
+           ac = acCopy;
+         }
+         smeshGUI->DisplayActor( ac, false );
+         smeshGUI->DisplayEdges( ac ); 
+         smeshGUI->ChangeRepresentation( ac, ac->getDisplayMode() );
+       }
+      }
+//    }
+  } else {
+    MESSAGE("BuildPresentation() must not be called while non-VTK view is active")
+  }
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::setOrb()
+{
+  try {
+    ORB_INIT &init = *SINGLETON_<ORB_INIT>::Instance();
+    ASSERT(SINGLETON_<ORB_INIT>::IsAlreadyExisting());
+    _orb = init( 0 , 0 );
+  } catch (...) {
+    INFOS("internal error : orb not found");
+    _orb = 0;
+  }
+  ASSERT(! CORBA::is_nil(_orb));
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+SMESH_Actor* SMESHGUI::ReadScript(SMESH::SMESH_Mesh_ptr aMesh)
+{
+  SMESH_Actor* MeshActor;
+  if ( !aMesh->_is_nil() ) {
+    Standard_Boolean result;
+    MeshActor = FindActor(aMesh, result, true);
+    if ( result ) {
+      SMESH::log_array_var aSeq = aMesh->GetLog(true);
+      
+      if (aSeq->length() == 0) {
+       MESSAGE("ReadScript(): log is empty")
+       return MeshActor;
+      }
+
+      for (unsigned int ind = 0; ind < aSeq->length();ind++) {
+       switch ( aSeq[ind].commandType )
+         {
+         case SMESH::ADD_NODE :
+           {
+             AddNodes( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::ADD_EDGE :
+           {
+             //              AddEdges( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::ADD_TRIANGLE :
+           {
+             AddTriangles( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::ADD_QUADRANGLE :
+           {
+             AddQuadrangles( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::ADD_TETRAHEDRON :
+           {
+             AddTetras( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::ADD_PYRAMID :
+           {
+             break;
+           }
+         case SMESH::ADD_PRISM :
+           {
+             break;
+           }
+         case SMESH::ADD_HEXAHEDRON :
+           {
+             AddHexaedres( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::REMOVE_NODE :
+           {
+             RemoveNodes( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         case SMESH::REMOVE_ELEMENT :
+           {
+             RemoveElements( MeshActor, aSeq[ind].number, aSeq[ind].coords, aSeq[ind].indexes );
+             break;
+           }
+         }
+      }
+      return MeshActor;
+    }
+  }
+  return NULL;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Dump(SMESH_Actor* Mactor)
+{
+  vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  vtkPoints *Pts = ugrid->GetPoints();
+  int nbPts = Pts->GetNumberOfPoints();
+  int nbCells = ugrid->GetNumberOfCells();
+
+  FILE *In;
+  int i,j;
+  In = fopen("/tmp/dumpMesh","w+");
+  fprintf(In,"%d %d\n",nbPts,nbCells);
+  for ( int i = 0; i < nbPts; i++ ) {
+    float *p = ugrid->GetPoint(i);
+    fprintf(In,"%d %e %e %e\n",i, p[0], p[1], p[2] );
+  }
+
+  for ( int i = 0; i < nbCells; i++ ) {
+    fprintf(In,"%d %d",i,ugrid->GetCell(i)->GetCellType());
+    vtkIdList *Id = ugrid->GetCell(i)->GetPointIds();
+    for (j=0; j<Id->GetNumberOfIds(); j++) {
+      fprintf(In," %d",Id->GetId(j));
+    }
+    fprintf(In,"\n");
+  }
+  fclose(In);
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddNodes( SMESH_Actor* Mactor, int number, 
+                        const SMESH::double_array& coords,
+                        const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  if ( Mactor->GetMapper() == NULL ) {
+    vtkPoints    *Pts = vtkPoints::New();
+    SMESH_Grid *ugrid = SMESH_Grid::New();
+    ugrid->Allocate();
+
+    int i = 1;
+    int j = 1;
+    while ( i <= number ) {
+      int idVTK = Pts->InsertNextPoint( coords[j-1], coords[j], coords[j+1] );
+      //Mactor->AddNode( indexes[i-1], idVTK );
+      ugrid->AddNode( indexes[i-1], idVTK );
+      i++;
+      j = j + 3;
+    }
+    //vtkUnstructuredGrid *ugrid = vtkUnstructuredGrid::New();
+    ugrid->SetPoints(Pts);
+    vtkDataSetMapper * PtsMapper = vtkDataSetMapper::New();
+    PtsMapper->SetInput( ugrid );
+    Mactor->DataSource = PtsMapper->GetInput();
+    Mactor->SetMapper(PtsMapper);
+  } else {
+    //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+    SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+    int i = 1;
+    int j = 1;
+    while ( i <= number ) {
+      int idVTK = ugrid->GetPoints()->InsertNextPoint( coords[j-1], coords[j], coords[j+1] );
+      ugrid->AddNode( indexes[i-1], idVTK );
+      i++;
+      j = j + 3;
+    }
+    vtkDataSetMapper *PtsMapper = vtkDataSetMapper::New();
+    PtsMapper->SetInput( ugrid );
+    Mactor->DataSource = PtsMapper->GetInput();
+    Mactor->SetMapper(PtsMapper);
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddNode(SMESH_Actor* Mactor, int idnode, float x, float y, float z)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  MESSAGE ( "SMESHGUI::AddNode " << idnode << " : " << x << ";" << y << ";" << z )
+  if ( Mactor->GetMapper() == NULL ) {
+    vtkPoints *Pts = vtkPoints::New();
+    int idVTK = Pts->InsertNextPoint( x, y, z );
+    //Mactor->AddNode( idnode, idVTK );
+    //vtkUnstructuredGrid *ugrid = vtkUnstructuredGrid::New();
+    SMESH_Grid *ugrid = SMESH_Grid::New();
+    ugrid->Allocate();
+    ugrid->AddNode( idnode, idVTK );
+    ugrid->SetPoints(Pts);
+    vtkDataSetMapper * PtsMapper = vtkDataSetMapper::New();
+    PtsMapper->SetInput( ugrid );
+    Mactor->DataSource = PtsMapper->GetInput();
+    Mactor->SetMapper(PtsMapper);
+  } else {
+    //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+    SMESH_Grid *ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+    int idVTK = ugrid->GetPoints()->InsertNextPoint( x, y, z );
+    //Mactor->AddNode( idnode, idVTK );
+    ugrid->AddNode( idnode, idVTK );
+    vtkDataSetMapper *PtsMapper = vtkDataSetMapper::New();
+    PtsMapper->SetInput( ugrid );
+    Mactor->DataSource = PtsMapper->GetInput();
+    Mactor->SetMapper(PtsMapper);
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveNode(SMESH_Actor* Mactor, int idnode)
+{
+  MESSAGE ( " OLD RemoveNode method " )
+//   int id = Mactor->GetIdVTKNode( idnode );
+//    MESSAGE ( " RemoveNode id VTK " << id )
+//    if ( Mactor->GetMapper() != NULL ) {
+//      vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+//      vtkUnstructuredGrid* newUgrid = vtkUnstructuredGrid::New();
+//      vtkPoints *Pts = ugrid->GetPoints();
+//      vtkPoints *newPts = vtkPoints::New();
+//      int nbPts = Pts->GetNumberOfPoints();
+//      bool findPt = false;
+//      for ( int i = 0; i < nbPts; i++ ) {
+//        if ( id != i ) {
+//     if ( !findPt)
+//       newPts->InsertPoint(i, Pts->GetPoint(i) );
+//     else
+//       newPts->InsertPoint(i-1, Pts->GetPoint(i) );
+//        } else {
+//     findPt = true;
+//     Mactor->RemoveNode( idnode );
+//        }
+//      }
+
+//      newUgrid->SetPoints(newPts);
+//      int nbCells = ugrid->GetNumberOfCells();
+//      for ( int i = 0; i < nbCells; i++ ) {
+//        vtkIdList *Ids = ugrid->GetCell(i)->GetPointIds();
+//        vtkIdList *newIds = vtkIdList::New();
+//        int nbIds = Ids->GetNumberOfIds();
+//        newIds->SetNumberOfIds(nbIds);
+//        for ( int j = 0; j < nbIds; j++ ) {
+//     int theid = Ids->GetId(j);
+//     if ( theid > id ) {
+//       newIds->SetId( j, theid-1 );
+//     } else
+//       newIds->SetId( j, theid );
+//        }
+//        int idSMDSel = Mactor->GetIdSMESHDSElement( i );
+//        Mactor->RemoveElement( idSMDSel, false );
+//        int idVTKel = newUgrid->InsertNextCell( ugrid->GetCell(i)->GetCellType(), newIds );
+//        Mactor->AddElement( idSMDSel, idVTKel );
+//      }
+
+
+//      vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+//      Mapper->SetInput( newUgrid );
+//      Mactor->DataSource = Mapper->GetInput();
+//      Mactor->SetMapper(Mapper);
+
+//      UpdateView();
+//    }
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveNodes(SMESH_Actor* Mactor, int number, 
+                          const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  int i = 1;
+  while ( i <= number ) {
+    Mactor->RemoveNode( indexes[i-1] );
+    i++;
+  }
+
+  TColStd_DataMapOfIntegerInteger newMapVTKNodes;
+  TColStd_DataMapOfIntegerInteger newMapSMESHDSNodes;
+  TColStd_DataMapOfIntegerInteger MapOldNodesToNewNodes;
+
+  if ( Mactor->GetMapper() != NULL ) {
+    SMESH_Grid *ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+    SMESH_Grid *newUgrid = SMESH_Grid::New();
+    newUgrid->CopyMaps(ugrid);
+
+    vtkPoints *Pts = ugrid->GetPoints();
+    vtkPoints *newPts = vtkPoints::New();
+    int nbPts = Pts->GetNumberOfPoints();
+    int j = 0;
+    for ( int i = 0; i < nbPts; i++ ) {
+      int idSMESHDSNode = Mactor->GetIdSMESHDSNode(i);
+      if ( idSMESHDSNode != -1 ) {
+       newPts->InsertPoint(j, Pts->GetPoint(i) );
+
+       newMapVTKNodes.Bind(j, idSMESHDSNode);
+       newMapSMESHDSNodes.Bind(idSMESHDSNode, j);
+
+       MapOldNodesToNewNodes.Bind(i,j);
+       j++;
+      }
+    }
+
+    newUgrid->SetIdsVTKNode(newMapVTKNodes); 
+    newUgrid->SetIdsSMESHDSNode(newMapSMESHDSNodes); 
+    newUgrid->SetPoints(newPts);
+
+    TColStd_DataMapOfIntegerInteger newMapElementSMDStoVTK;
+    TColStd_DataMapOfIntegerInteger newMapElementVTKtoSMDS;
+
+    int nbCells = ugrid->GetNumberOfCells();
+    for ( int i = 0; i < nbCells; i++ ) {
+      vtkIdList *Ids = ugrid->GetCell(i)->GetPointIds();
+      vtkIdList *newIds = vtkIdList::New();
+      int nbIds = Ids->GetNumberOfIds();
+      newIds->SetNumberOfIds(nbIds);
+      bool isGood = true;
+      for ( int j = 0; j < nbIds; j++ ) {
+       int theid = Ids->GetId(j);
+       if ( MapOldNodesToNewNodes.IsBound( theid ) ) {
+         newIds->SetId( j, MapOldNodesToNewNodes.Find( theid ) );
+       } else {
+         isGood = false;
+         break;
+       }
+      }
+
+      // Filtering out cells based on non-existing nodes
+      if (isGood) {
+       int idSMDSel = Mactor->GetIdSMESHDSElement( i );
+       int idVTKel = newUgrid->InsertNextCell( ugrid->GetCell(i)->GetCellType(), newIds );
+
+       newMapElementSMDStoVTK.Bind(idSMDSel, idVTKel);
+       newMapElementVTKtoSMDS.Bind(idVTKel, idSMDSel);
+      }
+    }
+
+    newUgrid->SetIdsVTKElement(newMapElementVTKtoSMDS);
+    newUgrid->SetIdsSMESHDSElement(newMapElementSMDStoVTK);
+    
+    // Copy new data to the old DatSource: keep the single DataSource for all actors
+    ugrid->DeepCopy(newUgrid);
+
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( ugrid );
+    Mactor->SetMapper(Mapper);
+    
+    // Commented to avoid multiple viewer updates when called by ReadScript()
+    //UpdateView();
+
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveNodes(SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    SMESH::long_array_var anArrayOfIdeces = new  SMESH::long_array;
+    anArrayOfIdeces->length(MapIndex.Extent());
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int i = 0;
+    for ( ; ite.More(); ite.Next() ) {
+      //      MESSAGE ( " RemoveNode : id " << ac->GetIdSMESHDSNode(ite.Key()) )
+      anArrayOfIdeces[i] = ac->GetIdSMESHDSNode(ite.Key());
+      i++;
+    }
+    SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+    aMeshEditor->RemoveNodes(anArrayOfIdeces);
+
+  }
+  if ( myAutomaticUpdate ) {
+    SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+    if ( Mesh != NULL ) {
+      smeshGUI->DisplayActor( Mesh );
+      smeshGUI->DisplayEdges( Mesh );
+      smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+      AddActorInSelection( Mesh );
+    }
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveElement(SMESH_Actor* Mactor, int idelement)
+{
+  MESSAGE ( " OLD RemoveElement method " )
+//    int id = Mactor->GetIdVTKElement( idelement );
+//    MESSAGE ( " RemoveElement id VTK : " << id )
+//    if ( Mactor->GetMapper() != NULL ) {
+//      vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+//      vtkUnstructuredGrid* newUgrid = vtkUnstructuredGrid::New();
+    
+//      int nbCells = ugrid->GetNumberOfCells();
+//      for ( int i = 0; i < nbCells; i++ ) {
+//        if ( id != i ) {
+//     newUgrid->InsertNextCell( ugrid->GetCell(i)->GetCellType(), 
+//                               ugrid->GetCell(i)->GetPointIds() );
+//        } else
+//     Mactor->RemoveElement( idelement );
+//      }
+//      newUgrid->SetPoints(ugrid->GetPoints());
+    
+//      vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+//      Mapper->SetInput( newUgrid );
+//      Mactor->DataSource = Mapper->GetInput();
+//      Mactor->SetMapper(Mapper);
+    
+//      UpdateView();
+//    }
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveElements(SMESH_Actor* Mactor, int number, 
+                             const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  int i = 1;
+  while ( i <= number ) {
+    Mactor->RemoveElement( indexes[i-1] );
+    i++;
+  }
+  TColStd_DataMapOfIntegerInteger newMapElementSMDStoVTK;
+  TColStd_DataMapOfIntegerInteger newMapElementVTKtoSMDS;
+
+  if ( Mactor->GetMapper() != NULL ) {
+    SMESH_Grid*    ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+    SMESH_Grid* newUgrid = SMESH_Grid::New();
+    newUgrid->CopyMaps(ugrid);
+
+    int nbCells = ugrid->GetNumberOfCells();
+    for ( int i = 0; i < nbCells; i++ ) {
+      int idSMESHDSElement = Mactor->GetIdSMESHDSElement(i);
+      if ( idSMESHDSElement != -1 ) {
+       int newId = newUgrid->InsertNextCell( ugrid->GetCell(i)->GetCellType(), 
+                                             ugrid->GetCell(i)->GetPointIds() );
+       newMapElementSMDStoVTK.Bind(idSMESHDSElement, newId);
+       newMapElementVTKtoSMDS.Bind(newId, idSMESHDSElement);
+      }
+    }
+
+    newUgrid->SetIdsVTKElement(newMapElementVTKtoSMDS);
+    newUgrid->SetIdsSMESHDSElement(newMapElementSMDStoVTK);
+
+    newUgrid->SetPoints(ugrid->GetPoints());
+
+    // Copy new data to the old DatSource: keep the single DataSource for all actors
+    ugrid->DeepCopy(newUgrid);
+    
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( ugrid );
+    Mactor->SetMapper(Mapper);
+
+    // Commented to avoid multiple viewer updates when called by ReadScript()
+    //UpdateView();
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::RemoveElements(SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    SMESH::long_array_var anArrayOfIdeces = new  SMESH::long_array;
+    anArrayOfIdeces->length(MapIndex.Extent());
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int i = 0;
+    for ( ; ite.More(); ite.Next() ) {
+      //      MESSAGE ( " RemoveElement : id " << ite.Key() << "," << ac->GetIdSMESHDSElement(ite.Key()) )
+      anArrayOfIdeces[i] = ac->GetIdSMESHDSElement(ite.Key());
+      i++;
+    }
+
+    SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+    aMeshEditor->RemoveElements(anArrayOfIdeces);
+  }
+    
+  if ( myAutomaticUpdate ) {
+    SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+    if ( Mesh != NULL ) {
+      smeshGUI->DisplayActor( Mesh );
+      smeshGUI->DisplayEdges( Mesh );
+      smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+      AddActorInSelection( Mesh );
+#ifdef TRACE
+      Dump( Mesh );
+#endif
+    }
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::OrientationElements(SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    //vtkUnstructuredGrid* UGrid = vtkUnstructuredGrid::New();
+    SMESH_Grid*   UGrid = SMESH_Grid::New();
+    SMESH_Grid* oldGrid = SMESH_Grid::SafeDownCast(ac->DataSource);
+    UGrid->CopyMaps(oldGrid);
+
+    vtkGeometryFilter *gf = vtkGeometryFilter::New();
+    gf->SetInput( ac->DataSource );
+
+    vtkPolyDataMapper *Mapper = vtkPolyDataMapper::New();
+    Mapper->SetInput( gf->GetOutput() );
+    Mapper->Update();
+
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    for ( ; ite.More(); ite.Next() ) {
+       Mapper->GetInput()->ReverseCell( ite.Key() );
+    }
+
+    UGrid->SetPoints( Mapper->GetInput()->GetPoints() );
+    int nbCells = Mapper->GetInput()->GetNumberOfCells();
+    for ( int i = 0; i < nbCells; i++ ) {
+      UGrid->InsertNextCell( Mapper->GetInput()->GetCellType(i), Mapper->GetInput()->GetCell(i)->GetPointIds() );
+    }
+
+    // Copy new data to the old DatSource: keep the single DataSource for all actors
+    oldGrid->DeepCopy(UGrid);
+
+    vtkDataSetMapper *NewMapper = vtkDataSetMapper::New();
+    //NewMapper->SetInput( UGrid );
+    NewMapper->SetInput( oldGrid );
+    NewMapper->Update();
+
+    //ac->DataSource = NewMapper->GetInput();
+    ac->SetMapper( NewMapper );
+  }
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DiagonalInversion(SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();  
+  Standard_Boolean result;
+
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    //vtkUnstructuredGrid* UGrid = vtkUnstructuredGrid::New();
+    SMESH_Grid* UGrid = SMESH_Grid::New();
+    vtkGeometryFilter *gf = vtkGeometryFilter::New();
+    gf->SetInput( ac->DataSource );
+    
+    vtkExtractEdges *edges = vtkExtractEdges::New();
+    edges->SetInput( ac->DataSource );
+
+    vtkPolyDataMapper *Mapper = vtkPolyDataMapper::New();
+    Mapper->SetInput( edges->GetOutput() );
+    Mapper->Update();
+
+    int nb = Mapper->GetInput()->GetNumberOfCells();
+    //MESSAGE ( "nb : " << nb )
+
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    for ( ; ite.More(); ite.Next() ) {
+      vtkCell* StartEdge = Mapper->GetInput()->GetCell(ite.Key());
+      //MESSAGE( "DCQ : Edge Id = " << ite.Key())
+      int CellType = StartEdge->GetCellType();
+      //MESSAGE( "DCQ : Cell Type = " << CellType)
+      int nbPoints = StartEdge->GetNumberOfPoints();
+
+      //MESSAGE( "DCQ : Nb Point = " << nbPoints)
+      if ( nbPoints == 2 ) {
+       vtkUnstructuredGrid* StartUGrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+       
+       vtkIdList *IdCells =  vtkIdList::New();
+       vtkIdList *IdPoints = StartEdge->GetPointIds();
+       float p1[3];
+       float p2[3];
+       
+       Mapper->GetInput()->GetPoints()->GetPoint(IdPoints->GetId(0),p1);
+       Mapper->GetInput()->GetPoints()->GetPoint(IdPoints->GetId(1),p2);
+
+       int idp1 = StartUGrid->FindPoint(p1);
+       int idp2 = StartUGrid->FindPoint(p2);
+
+       StartUGrid->GetPointCells( idp1, IdCells );
+       
+       //MESSAGE ( " pt 0 : " << IdPoints->GetId(0) )
+       //MESSAGE ( " pt 1 : " << IdPoints->GetId(1) )
+
+       //MESSAGE ( " pt 0 : " << idp1 )
+       //MESSAGE ( " pt 1 : " << idp2 )
+
+       vtkIdList *IdPts = vtkIdList::New();
+       if (IdCells->GetNumberOfIds() >= 2) {
+         int nbCells = IdCells->GetNumberOfIds();
+         //MESSAGE ( " nbCells : " << nbCells )
+         for (int j=0; j<nbCells; j++) {
+           StartUGrid->GetCellPoints( IdCells->GetId(j), IdPts );
+           if ( IdPts->IsId( idp2 ) == -1 ) {
+             IdCells->DeleteId( IdCells->GetId(j) );
+           }
+         }
+       
+
+         //MESSAGE ( " IdCells " << IdCells->GetNumberOfIds() )
+
+         vtkIdList *IdPts0 = vtkIdList::New();
+         vtkIdList *IdPts1 = vtkIdList::New();
+
+         if (IdCells->GetNumberOfIds() == 2) {
+           StartUGrid->GetCellPoints( IdCells->GetId(0), IdPts0 );
+           StartUGrid->GetCellPoints( IdCells->GetId(1), IdPts1 );
+           
+           //Create new faces
+           TColStd_MapOfInteger EndMapIndex;
+           for (int j = 0; j < 3; j++ ) {
+             if ( IdPts0->GetId(j) != idp1 && IdPts0->GetId(j) != idp2 ) {
+               EndMapIndex.Add( IdPts0->GetId(j) );
+             }
+             if ( IdPts1->GetId(j) != idp1 && IdPts1->GetId(j) != idp2 ) {
+               EndMapIndex.Add( IdPts1->GetId(j) );
+             }
+           }
+
+           bool MyAU = myAutomaticUpdate ;
+           myAutomaticUpdate = false ;
+
+           EndMapIndex.Add( idp1 );
+           TColStd_MapIteratorOfMapOfInteger ite1( EndMapIndex );
+           int i = 1;
+           while ( ite1.More() ) {
+             if ( ite1.Key() == idp1 )
+               break;
+             i++;
+             ite1.Next();
+           }
+           bool reverse1 = ( i == 2 );
+           this->AddFace( aMesh, EndMapIndex, reverse1 );
+           
+           EndMapIndex.Remove( idp1 );
+           EndMapIndex.Add( idp2 );
+           TColStd_MapIteratorOfMapOfInteger ite2( EndMapIndex );
+           i = 1;
+           while ( ite2.More() ) {
+             if ( ite2.Key() == idp2 )
+               break;
+             i++;
+             ite2.Next();
+           }
+           bool reverse2 = ( i == 2 );
+           this->AddFace( aMesh, EndMapIndex, !(reverse1 == reverse2) );
+           
+           myAutomaticUpdate = MyAU ;
+           //MESSAGE ( " myAutomaticUpdate = " << MyAU )
+           Mapper->Update();
+           //Remove old faces
+           TColStd_MapOfInteger StartMapIndex;
+           StartMapIndex.Add( IdCells->GetId(0) );
+           StartMapIndex.Add( IdCells->GetId(1) );
+           this->RemoveElements( aMesh, StartMapIndex );
+           
+           Mapper->Update();
+         } 
+       }
+      }
+    }
+    
+    //      UGrid->SetPoints( Mapper->GetInput()->GetPoints() );
+    //      int nbCells = Mapper->GetInput()->GetNumberOfCells();
+    //      for ( int i = 0; i < nbCells; i++ ) {
+    //        UGrid->InsertNextCell( Mapper->GetInput()->GetCellType(i), Mapper->GetInput()->GetCell(i)->GetPointIds() );
+    //      }
+    
+    //      vtkDataSetMapper *NewMapper = vtkDataSetMapper::New();
+    //      NewMapper->SetInput( UGrid );
+    //      NewMapper->Update();
+    
+    //      ac->DataSource = NewMapper->GetInput();
+    //      ac->SetMapper( NewMapper );
+  }
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddEdges( SMESH_Actor* Mactor, int number, 
+                        const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int i = 1;
+  int j = 1;
+  while ( i <= number ) {
+    vtkIdList *Ids = vtkIdList::New();
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+1] ) );
+    int id = ugrid->InsertNextCell(VTK_LINE, Ids);
+    Mactor->AddElement( indexes[j-1], id );
+    i++;
+    j = j + 3;
+  }
+  vtkDataSetMapper *EdgeMapper = vtkDataSetMapper::New();
+  EdgeMapper->SetInput( ugrid );
+  Mactor->DataSource = EdgeMapper->GetInput();
+  Mactor->SetMapper(EdgeMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddEdge(SMESH_Actor* Mactor, int idedge, int idnode1, int idnode2) 
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  MESSAGE ( "SMESHGUI::AddEdge " << idedge << " : " << idnode1 << ";" << idnode2 )
+  vtkIdList *Ids = vtkIdList::New();
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode1 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode2 ) );
+
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int id = ugrid->InsertNextCell(VTK_LINE, Ids);
+  Mactor->AddElement( idedge, id );
+  
+  MESSAGE ( " Edge VTK id " << id )
+
+  vtkDataSetMapper *EdgeMapper = vtkDataSetMapper::New();
+  EdgeMapper->SetInput( ugrid );
+  Mactor->DataSource = EdgeMapper->GetInput();
+  Mactor->SetMapper(EdgeMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddTriangles( SMESH_Actor* Mactor, int number, 
+                            const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int i = 1;
+  int j = 1;
+  while ( i <= number ) {
+    vtkIdList *Ids = vtkIdList::New();
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+1] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+2] ) );
+    int id = ugrid->InsertNextCell(VTK_TRIANGLE, Ids);
+    Mactor->AddElement( indexes[j-1], id );
+    i++;
+    j = j + 4;
+  }
+  vtkDataSetMapper *TriMapper = vtkDataSetMapper::New();
+  TriMapper->SetInput( ugrid );
+  Mactor->DataSource = TriMapper->GetInput();
+  Mactor->SetMapper(TriMapper);
+  QApplication::restoreOverrideCursor();
+}
+void SMESHGUI::AddTriangle(SMESH_Actor* Mactor, int idtri, int idnode1, int idnode2, int idnode3) 
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  vtkIdList *Ids = vtkIdList::New();
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode1 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode2 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode3 ) );
+
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int id = ugrid->InsertNextCell(VTK_TRIANGLE, Ids);
+  Mactor->AddElement( idtri, id );
+
+  vtkDataSetMapper *TriMapper = vtkDataSetMapper::New();
+  TriMapper->SetInput( ugrid );
+  Mactor->DataSource = TriMapper->GetInput();
+  Mactor->SetMapper(TriMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddQuadrangles( SMESH_Actor* Mactor, int number, 
+                              const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int i = 1;
+  int j = 1;
+  while ( i <= number ) {
+    vtkIdList *Ids = vtkIdList::New();
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+1] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+2] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+3] ) );
+    int id = ugrid->InsertNextCell(VTK_QUAD, Ids);
+    Mactor->AddElement( indexes[j-1], id );
+    i++;
+    j = j + 5;
+  }
+  vtkDataSetMapper *QuadMapper = vtkDataSetMapper::New();
+  QuadMapper->SetInput( ugrid );
+  Mactor->DataSource = QuadMapper->GetInput();
+  Mactor->SetMapper(QuadMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddQuadrangle(SMESH_Actor* Mactor, int idquad, int idnode1, int idnode2, 
+                            int idnode3, int idnode4) 
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  vtkIdList *Ids = vtkIdList::New();
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode1 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode2 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode3 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode4 ) );
+
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int id = ugrid->InsertNextCell(VTK_QUAD, Ids);
+  Mactor->AddElement( idquad, id );
+
+  vtkDataSetMapper *QuadMapper = vtkDataSetMapper::New();
+  QuadMapper->SetInput( ugrid );
+  Mactor->DataSource = QuadMapper->GetInput();
+  Mactor->SetMapper(QuadMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddTetras( SMESH_Actor* Mactor, int number, 
+                              const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+    SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int i = 1;
+  int j = 1;
+  while ( i <= number ) {
+    vtkIdList *Ids = vtkIdList::New();
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+1] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+2] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+3] ) );
+    int id = ugrid->InsertNextCell(VTK_TETRA, Ids);
+    Mactor->AddElement( indexes[j-1], id );
+    i++;
+    j = j + 5;
+  }
+  vtkDataSetMapper *TetraMapper = vtkDataSetMapper::New();
+  TetraMapper->SetInput( ugrid );
+  Mactor->DataSource = TetraMapper->GetInput();
+  Mactor->SetMapper(TetraMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddTetra(SMESH_Actor* Mactor, int idtetra, int idnode1, int idnode2, 
+                       int idnode3, int idnode4) 
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  MESSAGE ( "SMESHGUI::AddTetra " << idtetra << " : " << idnode1 << ";" << idnode2  
+           << ";" << idnode3 << ";" << idnode4 )
+  vtkIdList *Ids = vtkIdList::New();
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode1 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode2 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode3 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode4 ) );
+
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int id = ugrid->InsertNextCell(VTK_TETRA, Ids);
+  Mactor->AddElement( idtetra, id );
+  
+  MESSAGE ( " Tetra VTK id " << id )
+
+  vtkDataSetMapper *TetraMapper = vtkDataSetMapper::New();
+  TetraMapper->SetInput( ugrid );
+  Mactor->DataSource = TetraMapper->GetInput();
+  Mactor->SetMapper(TetraMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddHexaedres( SMESH_Actor* Mactor, int number, 
+                              const SMESH::double_array& coords, const SMESH::long_array& indexes)
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  //vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int i = 1;
+  int j = 1;
+  while ( i <= number ) {
+    vtkIdList *Ids = vtkIdList::New();
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+1] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+2] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+3] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+4] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+5] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+6] ) );
+    Ids->InsertNextId( Mactor->GetIdVTKNode( indexes[j+7] ) );
+    int id = ugrid->InsertNextCell(VTK_HEXAHEDRON, Ids);
+    Mactor->AddElement( indexes[j-1], id );
+    i++;
+    j = j + 9;
+  }
+  vtkDataSetMapper *HexaMapper = vtkDataSetMapper::New();
+  HexaMapper->SetInput( ugrid );
+  Mactor->DataSource = HexaMapper->GetInput();
+  Mactor->SetMapper(HexaMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddHexaedre(SMESH_Actor* Mactor, int idhexa, int idnode1, int idnode2, 
+                          int idnode3, int idnode4, int idnode5, int idnode6, int idnode7, int idnode8) 
+{
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  MESSAGE ( "SMESHGUI::AddHexaedre " << idhexa << " : " << idnode1 << ";" << idnode2  
+           << ";" << idnode3 << ";" << idnode4 << ";" << idnode5 << ";" << idnode6
+           << ";" << idnode7 << ";" << idnode8)
+
+  vtkIdList *Ids = vtkIdList::New();
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode1 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode2 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode3 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode4 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode5 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode6 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode7 ) );
+  Ids->InsertNextId( Mactor->GetIdVTKNode( idnode8 ) );
+
+  //vtkUnstructuredGrid *ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  SMESH_Grid* ugrid = SMESH_Grid::SafeDownCast( Mactor->DataSource );
+  int id = ugrid->InsertNextCell(VTK_HEXAHEDRON, Ids);
+  Mactor->AddElement( idhexa, id );
+  
+  MESSAGE ( " Hexa VTK id " << id )
+
+  vtkDataSetMapper *HexaMapper = vtkDataSetMapper::New();
+  HexaMapper->SetInput( ugrid );
+  Mactor->DataSource = HexaMapper->GetInput();
+  Mactor->SetMapper(HexaMapper);
+  QApplication::restoreOverrideCursor();
+}
+
+//=====================================================================================
+// EXPORTED METHODS
+//=====================================================================================
+extern "C"
+{
+  bool OnGUIEvent(int theCommandID, QAD_Desktop* parent)
+  {
+    return SMESHGUI::OnGUIEvent(theCommandID, parent);
+  }
+
+  bool OnKeyPress (QKeyEvent* pe, QAD_Desktop* parent, QAD_StudyFrame* studyFrame)
+  {
+    return SMESHGUI::OnKeyPress (pe, parent, studyFrame);
+  }
+
+  bool OnMousePress (QMouseEvent* pe, QAD_Desktop* parent, QAD_StudyFrame* studyFrame)
+  {
+    return SMESHGUI::OnMousePress (pe, parent, studyFrame);
+  }
+
+  bool OnMouseMove (QMouseEvent* pe, QAD_Desktop* parent, QAD_StudyFrame* studyFrame)
+  {
+    return SMESHGUI::OnMouseMove (pe, parent, studyFrame);
+  }
+
+  bool SetSettings ( QAD_Desktop* parent )
+  {
+    return SMESHGUI::SetSettings( parent );
+  }
+
+  bool customPopup ( QAD_Desktop* parent, QPopupMenu* popup, const QString & theContext,
+                    const QString & theParent, const QString & theObject )
+  {
+     return SMESHGUI::CustomPopup( parent, popup, theContext, theParent, theObject );
+  }
+
+  void definePopup ( QString & theContext, QString & theParent, QString & theObject )
+  {
+    SMESHGUI::DefinePopup( theContext, theParent, theObject );
+  }
+  
+  bool activeStudyChanged ( QAD_Desktop* parent )
+  {
+    SMESHGUI::activeStudyChanged( parent );
+  }
+
+  void buildPresentation ( const Handle(SALOME_InteractiveObject)& theIO )
+  {
+    SMESHGUI::BuildPresentation(theIO);
+  }
+
+  void supportedViewType(int* buffer, int bufferSize)
+  {
+    if (!buffer || !bufferSize) return;
+    buffer[0] = (int)VIEW_VTK;
+  }
+
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::ViewNodes()
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkActorCollection* theActors = theRenderer->GetActors();
+  theActors->InitTraversal();
+  vtkActor *ac = theActors->GetNextActor();
+  while(!(ac==NULL)) {
+    if ( ac->IsA("SMESH_Actor") ) {
+      SMESH_Actor* anActor = SMESH_Actor::SafeDownCast( ac );
+      if ( anActor->GetVisibility() == 1 ) {
+       vtkGeometryFilter *gf = vtkGeometryFilter::New();
+       gf->SetInput( anActor->DataSource );
+       vtkMaskPoints *verts = vtkMaskPoints::New();
+       verts->SetInput(gf->GetOutput());
+       verts->GenerateVerticesOn();
+       verts->SetOnRatio(1);
+      
+       vtkPolyDataMapper *vertMapper = vtkPolyDataMapper::New();
+       vertMapper->SetInput(verts->GetOutput());
+       vertMapper->ScalarVisibilityOff();
+      
+       vtkActor *vertActor = vtkActor::New();
+       vertActor->SetMapper(vertMapper);
+
+       float r, g , b ;
+       anActor->GetNodeColor(r, g, b ) ;
+       vertActor->GetProperty()->SetColor( r, g, b ) ;
+
+       vertActor->GetProperty()->SetPointSize( anActor->GetNodeSize() );
+
+       vertActor->PickableOff();
+
+       mySimulationActors->AddItem( vertActor );
+       theRenderer->AddActor( vertActor );
+      }
+    }
+    ac = theActors->GetNextActor();
+  }
+  
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Control(int theCommandID)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  DisplayScalarBar( false );
+
+  vtkScalars *scalars = vtkScalars::New();
+  vtkDataSetMapper* meshMapper = 0;
+  SALOME_Selection* Sel = SALOME_Selection::Selection( myActiveStudy->getSelection() );
+  int nbSel = Sel->IObjectCount();
+  Standard_Boolean result;
+  Handle(SALOME_InteractiveObject) IObject = Sel->firstIObject();
+  SMESH_Actor* MeshActor = FindActorByEntry(IObject->getEntry(), result, true);
+
+  // Mesh may be not updated after Compute
+  if (!MeshActor->DataSource || !MeshActor->GetMapper()) {
+    QApplication::restoreOverrideCursor();
+    return;
+  }
+
+  bool ValidateScalars = false;
+  if ( result ) {
+    QString type;
+    switch (theCommandID)
+      {
+      case 6001: //Length Edges
+       {
+         type = tr( "SMESH_CONTROL_LENGTH_EDGES");
+         meshMapper = (vtkDataSetMapper*)MeshActor->EdgeDevice->GetMapper();
+         vtkUnstructuredGrid* grid = (vtkUnstructuredGrid*)meshMapper->GetInput();
+         MESSAGE ( " init minimum length " << grid->GetNumberOfCells() )
+         for (int i=0; i<grid->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = grid->GetCell(i);
+           float len = SMESHGUI_ComputeScalarValue::LengthEdges(cell);
+           if (len == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,len);
+           }
+         }
+         if (ValidateScalars && (MeshActor->getDisplayMode()!=0))
+           ChangeRepresentation( MeshActor, 1 );// limitation; in Wireframe, colored edges are not visible
+         break;
+       }
+      case 6011: // Area Elements
+       {
+         type = tr( "SMESH_CONTROL_AREA_ELEMENTS");
+         for (int i=0; i< MeshActor->GetMapper()->GetInput()->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = MeshActor->GetMapper()->GetInput()->GetCell(i);
+           float area = SMESHGUI_ComputeScalarValue::AreaElements(cell);
+           if (area == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,area);
+           }
+         }
+         if (ValidateScalars && (MeshActor->getDisplayMode()!=1))
+           ChangeRepresentation( MeshActor, 1 );
+         break;
+       }
+      case 6012: // Taper
+       {
+         type = tr( "SMESH_CONTROL_TAPER_ELEMENTS");
+         for (int i=0; i< MeshActor->DataSource->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = MeshActor->DataSource->GetCell(i);
+           float taper = SMESHGUI_ComputeScalarValue::Taper(cell);
+           if (taper == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,taper);
+           }
+         }
+         break;
+       }
+      case 6013: // Aspect ratio
+       {
+         type = tr( "SMESH_CONTROL_ASPECTRATIO_ELEMENTS");
+         for (int i=0; i<MeshActor->DataSource->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = MeshActor->DataSource->GetCell(i);
+           float aspect = SMESHGUI_ComputeScalarValue::AspectRatio(cell);
+           if (aspect == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,aspect);
+           }
+         }
+         if (ValidateScalars && (MeshActor->getDisplayMode()!=1))
+           ChangeRepresentation( MeshActor, 1 );
+         break;
+       }
+      case 6014: // Minimum angle
+       {
+         type = tr( "SMESH_CONTROL_MINIMUMANGLE_ELEMENTS");
+         for (int i=0; i<MeshActor->DataSource->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = MeshActor->DataSource->GetCell(i);
+           float angle = SMESHGUI_ComputeScalarValue::MinimumAngle(cell);
+           if (angle == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,angle);
+           }
+         }
+         if (ValidateScalars && (MeshActor->getDisplayMode()!=1))
+           ChangeRepresentation( MeshActor, 1 );
+         break;
+       }
+      case 6015: // Warp
+       {
+         type = tr( "SMESH_CONTROL_WARP_ELEMENTS");
+         for (int i=0; i<MeshActor->DataSource->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = MeshActor->DataSource->GetCell(i);
+           float Warp = SMESHGUI_ComputeScalarValue::Warp(cell);
+           if (Warp == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,Warp);
+           }
+         }
+         break;
+       }
+      case 6016: // Skew
+       {
+         type = tr( "SMESH_CONTROL_SKEW_ELEMENTS");
+         for (int i=0; i<MeshActor->DataSource->GetNumberOfCells(); i++ ) {
+           vtkCell* cell = MeshActor->DataSource->GetCell(i);
+           float angle = SMESHGUI_ComputeScalarValue::Skew(cell);
+           if (angle == 0) continue;
+           else {
+             ValidateScalars = true;
+             scalars->InsertScalar(i,angle);
+           }
+         }
+         break;
+       }
+      }
+
+    if ( !ValidateScalars ) {
+      QApplication::restoreOverrideCursor();
+      return;
+    }
+
+    float range[2];
+    scalars->GetRange(range);
+
+    vtkLookupTable* wat = vtkLookupTable::New();
+    wat->SetRange( range );
+    wat->Build();
+
+    scalars->SetLookupTable(wat);
+
+    if (!meshMapper) meshMapper = (vtkDataSetMapper*) (MeshActor->getMapper());
+    meshMapper->SetScalarModeToUseCellData();
+    meshMapper->GetInput()->GetCellData()->SetScalars(scalars);
+    meshMapper->SetScalarRange( range );
+    meshMapper->ScalarVisibilityOn();
+
+    vtkScalarBarActor* aScalarBar = GetScalarBar();
+    if ( aScalarBar == NULL ) {
+      aScalarBar = vtkScalarBarActor::New();
+      QString Bold = QAD_CONFIG->getSetting("ScalarBar:Bold");
+      QString Italic = QAD_CONFIG->getSetting("ScalarBar:Italic");
+      QString Shadow = QAD_CONFIG->getSetting("ScalarBar:Shadow");    
+      QString FontFamily = QAD_CONFIG->getSetting("ScalarBar:FontFamily");
+      QString Orientation = QAD_CONFIG->getSetting("ScalarBar:Orientation");
+      float Width = QAD_CONFIG->getSetting("ScalarBar:Width").toFloat();  
+      float Height = QAD_CONFIG->getSetting("ScalarBar:Height").toFloat();
+      int NumberOfLabels = QAD_CONFIG->getSetting("ScalarBar:NumberOfLabels").toInt();
+      int NumberOfColors = QAD_CONFIG->getSetting("ScalarBar:NumberOfColors").toInt();
+      
+      SetSettingsScalarBar(aScalarBar, Bold, Italic, Shadow, FontFamily, Orientation,
+                          Width, Height, NumberOfColors, NumberOfLabels);
+      vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+      theRenderer->AddActor2D(aScalarBar);
+    }  
+    aScalarBar->SetLookupTable( wat );
+    aScalarBar->SetTitle( type.latin1() );
+
+    scalars->Delete();
+    //    wat->Delete();
+    DisplayScalarBar( true );
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::SetSettingsScalarBar(vtkScalarBarActor* theScalarBar,
+                                   QString Bold, QString Italic,
+                                   QString Shadow, QString FontFamily, 
+                                   QString Orientation, float Width, float Height, 
+                                   int NbColors, int NbLabels  )
+{
+  if ( Bold.isNull() || Bold.isEmpty() || (Bold.compare( "true" ) == 0) )
+   theScalarBar->BoldOn();
+  else
+    theScalarBar->BoldOff();
+
+  if ( Italic.isNull() || Italic.isEmpty() || (Italic.compare( "true" ) == 0) )
+    theScalarBar->ItalicOn();
+  else
+    theScalarBar->ItalicOff();
+  
+  if ( Shadow.isNull() || Shadow.isEmpty() || (Shadow.compare( "true" ) == 0) )
+    theScalarBar->ShadowOn();
+  else
+    theScalarBar->ShadowOff();
+    
+  if ( FontFamily.compare( "Arial" ) == 0 )
+    theScalarBar->SetFontFamilyToArial();
+  else if ( FontFamily.compare( "Courier" ) == 0 )
+    theScalarBar->SetFontFamilyToCourier();
+  else if ( FontFamily.compare( "Times" ) == 0 )
+    theScalarBar->SetFontFamilyToTimes();
+  else
+    theScalarBar->SetFontFamilyToArial();
+
+  if ( Orientation.isNull() || Orientation.isEmpty() || (Orientation.compare( "Vertical" ) == 0) )
+    theScalarBar->SetOrientationToVertical();
+  else
+    theScalarBar->SetOrientationToHorizontal();
+   
+  
+  theScalarBar->SetWidth((Width == 0)? 0.17 : Width);
+  theScalarBar->SetHeight((Height == 0)? 0.8 : Height);
+
+  theScalarBar->SetNumberOfLabels((NbLabels == 0)? 5 : NbLabels); 
+  theScalarBar->SetMaximumNumberOfColors((NbColors == 0)? 64 : NbColors);
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplayScalarBar(bool visibility)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkScalarBarActor* aScalarBar = GetScalarBar();
+
+  if ( aScalarBar == NULL ) {
+    MESSAGE("myScalarBar is NULL");
+    return;
+  }
+
+  if ( visibility )
+    aScalarBar->VisibilityOn();
+  else {
+    aScalarBar->VisibilityOff();
+    //Turn off mesh coloring (influences on all views)
+    vtkActorCollection* actorList=theRenderer->GetActors();
+    actorList->InitTraversal();
+    vtkActor *ac = actorList->GetNextActor();
+    while(ac!=NULL) {
+      if (ac->GetMapper() != NULL) {
+       ac->GetMapper()->ScalarVisibilityOff();
+      }
+      ac = actorList->GetNextActor();
+    }
+    // Turn off ScalarBar in all views
+    /*QList<QAD_StudyFrame> aFrames = myActiveStudy->getStudyFrames();
+    for ( QAD_StudyFrame* aFrame = aFrames.first(); aFrame; aFrame = aFrames.next() ) {
+      if (aFrame->getTypeView() == VIEW_VTK) {
+       vtkRenderer *aRenderer = ((VTKViewer_ViewFrame*) aFrame->getRightFrame()->getViewFrame())->getRenderer();
+       vtkActor2DCollection* actor2DList = aRenderer->GetActors2D();
+       actor2DList->InitTraversal();
+       vtkActor2D* aActor2d =  actor2DList->GetNextActor2D();
+       while (aActor2d != NULL) {
+         if (aActor2d->IsA("vtkScalarBarActor")) {
+           aActor2d->VisibilityOff();
+           break;
+         }
+         actor2DList->GetNextActor2D();
+       }
+      }
+    }*/
+  }
+  myActiveStudy->update3dViewers();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::UpdateScalarBar(float MinRange, float MaxRange)
+{
+  vtkScalarBarActor* aScalarBar = GetScalarBar();
+  if ( aScalarBar == NULL ) {
+    MESSAGE("myScalarBar is NULL");
+    return;
+  }  
+  DisplayScalarBar(false); 
+  
+  aScalarBar->GetLookupTable()->SetRange(MinRange, MaxRange);
+  vtkRenderer *aRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkActorCollection* aActorList = aRenderer->GetActors();
+  aActorList->InitTraversal();
+  vtkActor *aActor = aActorList->GetNextActor();
+  while(aActor != NULL) {
+    if (aActor->IsA("SMESH_Actor")) {
+      SMESH_Actor* aMeshActor = SMESH_Actor::SafeDownCast(aActor); 
+      vtkDataSetMapper* aMeshMapper = (vtkDataSetMapper*) (aMeshActor->getMapper());
+      if ((aMeshMapper != NULL)) {
+       aMeshMapper->SetScalarRange( MinRange, MaxRange );
+       aMeshMapper->ScalarVisibilityOn();
+      }
+    }
+    aActor = aActorList->GetNextActor();
+  }
+  DisplayScalarBar(true); 
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::SetDisplaySettings() 
+{
+  EmitSignalDeactivateDialog() ;
+  SMESHGUI_Preferences_ColorDlg *aDlg = new SMESHGUI_Preferences_ColorDlg( QAD_Application::getDesktop(), "") ;
+  
+  QString SCr = QAD_CONFIG->getSetting("SMESH:SettingsFillColorRed");
+  QString SCg = QAD_CONFIG->getSetting("SMESH:SettingsFillColorGreen");
+  QString SCb = QAD_CONFIG->getSetting("SMESH:SettingsFillColorBlue");
+  QColor color = QColor (SCr.toInt(), SCg.toInt(), SCb.toInt());
+  aDlg->SetColor(1,color);
+
+  SCr = QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorRed");
+  SCg = QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorGreen");
+  SCb = QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorBlue");
+  color = QColor (SCr.toInt(), SCg.toInt(), SCb.toInt());
+  aDlg->SetColor(2,color);
+
+  SCr = QAD_CONFIG->getSetting("SMESH:SettingsNodeColorRed");
+  SCg = QAD_CONFIG->getSetting("SMESH:SettingsNodeColorGreen");
+  SCb = QAD_CONFIG->getSetting("SMESH:SettingsNodeColorBlue");
+  color = QColor (SCr.toInt(), SCg.toInt(), SCb.toInt());
+  aDlg->SetColor(3,color);
+
+  QString SBr = QAD_CONFIG->getSetting("SMESH:SettingsBackFaceColorRed");
+  QString SBg = QAD_CONFIG->getSetting("SMESH:SettingsBackFaceColorGreen");
+  QString SBb = QAD_CONFIG->getSetting("SMESH:SettingsBackFaceColorBlue");
+  color = QColor (SBr.toInt(), SBg.toInt(), SBb.toInt());
+  aDlg->SetColor(4,color);
+
+  QString intValue = QAD_CONFIG->getSetting("SMESH:SettingsWidth");
+  aDlg->SetIntValue(1,intValue.toInt());
+  intValue = QAD_CONFIG->getSetting("SMESH:SettingsNodesSize");
+  aDlg->SetIntValue(2,intValue.toInt());
+  intValue = QAD_CONFIG->getSetting("SMESH:SettingsShrinkCoeff");
+  aDlg->SetIntValue(3,intValue.toInt());
+  
+  if ( aDlg->exec() ) {
+    QColor colorFill = aDlg->GetColor( 1 );
+    QAD_CONFIG->addSetting("SMESH:SettingsFillColorRed",   colorFill.red());
+    QAD_CONFIG->addSetting("SMESH:SettingsFillColorGreen", colorFill.green());
+    QAD_CONFIG->addSetting("SMESH:SettingsFillColorBlue",  colorFill.blue());
+    
+    QColor colorOutline = aDlg->GetColor( 2 );
+    QAD_CONFIG->addSetting("SMESH:SettingsOutlineColorRed",   colorOutline.red());
+    QAD_CONFIG->addSetting("SMESH:SettingsOutlineColorGreen", colorOutline.green());
+    QAD_CONFIG->addSetting("SMESH:SettingsOutlineColorBlue",  colorOutline.blue());
+    
+    QColor colorNode = aDlg->GetColor( 3 );
+    QAD_CONFIG->addSetting("SMESH:SettingsNodeColorRed",   colorNode.red());
+    QAD_CONFIG->addSetting("SMESH:SettingsNodeColorGreen", colorNode.green());
+    QAD_CONFIG->addSetting("SMESH:SettingsNodeColorBlue",  colorNode.blue());
+    
+    QColor colorBackFace = aDlg->GetColor( 4 );
+    QAD_CONFIG->addSetting("SMESH:SettingsBackFaceColorRed",   colorBackFace.red());
+    QAD_CONFIG->addSetting("SMESH:SettingsBackFaceColorGreen", colorBackFace.green());
+    QAD_CONFIG->addSetting("SMESH:SettingsBackFaceColorBlue",  colorBackFace.blue());
+
+    int width = aDlg->GetIntValue( 1 );
+    QAD_CONFIG->addSetting("SMESH:SettingsWidth", width);
+
+    int nodes_size = aDlg->GetIntValue( 2 );
+    QAD_CONFIG->addSetting("SMESH:SettingsNodesSize", nodes_size);
+
+    int shrink_coeff = aDlg->GetIntValue( 3 );
+    QAD_CONFIG->addSetting("SMESH:SettingsShrinkCoeff", shrink_coeff);
+  }
+
+  delete aDlg;
+}
+
+//=======================================================================
+// function : Parameter()
+// purpose  : return a parameter (double) from a dialog box
+//
+//  aValue     : is a double used as a default value displayed
+//  aLabel     : is the title for aValue1
+//  aTitle     : is the main title
+//  bottom     : maximum value to be entered
+//  top               : minimum value to be entered
+//  decimals   : number of decimals
+//=======================================================================
+double SMESHGUI::Parameter( Standard_Boolean& res,
+                           const double      aValue,
+                           const char*       aLabel,
+                           const char*       aTitle,
+                           const double      bottom,
+                           const double      top,
+                           const int         decimals )
+{
+  SMESHGUI_aParameterDlg* Dialog =
+    new SMESHGUI_aParameterDlg( QAD_Application::getDesktop(),
+                               aTitle,
+                               aLabel,
+                               bottom, top, decimals,
+                               TRUE );
+  Dialog->setValue( aValue );
+  double X = 0.0;
+  res = ( Dialog->exec() == QDialog::Accepted );
+  if ( res )
+    X = Dialog->getDblValue();
+  return X;
+}
+
+//=======================================================================
+// function : Parameter()
+// purpose  : return a parameter (int) from a dialog box
+//
+//  aValue     : is a int used as a default value displayed
+//  aLabel     : is the title for aValue1
+//  aTitle     : is the main title
+//  bottom     : maximum value to be entered
+//  top               : minimum value to be entered
+//=======================================================================
+int SMESHGUI::Parameter( Standard_Boolean& res,
+                        const int         aValue,
+                        const char*       aLabel,
+                        const char*       aTitle,
+                        const int         bottom,
+                        const int         top )
+{
+  SMESHGUI_aParameterDlg* Dialog =
+    new SMESHGUI_aParameterDlg( QAD_Application::getDesktop(),
+                               aTitle,
+                               aLabel,
+                               bottom, top,
+                               TRUE );
+  Dialog->setValue( aValue );
+  int X = 0;
+  res = ( Dialog->exec() == QDialog::Accepted );
+  if ( res )
+    X = Dialog->getIntValue();
+  return X;
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplayEdges(SMESH_Actor* ac, bool visibility)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+  if (ac->DataSource == NULL || ac->GetMapper() == NULL)
+    return;
+
+  vtkGeometryFilter *gf = vtkGeometryFilter::New();
+  gf->SetInput(ac->DataSource);
+  vtkFeatureEdges *edges = vtkFeatureEdges::New();
+  edges->SetInput(gf->GetOutput());
+  edges->BoundaryEdgesOn();
+  edges->ManifoldEdgesOn();
+
+  vtkPolyDataMapper *edgeMapper = vtkPolyDataMapper::New();
+  edgeMapper->SetInput(edges->GetOutput());
+  edgeMapper->ScalarVisibilityOff();
+  
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkActorCollection* actorList=theRenderer->GetActors();
+
+  int test=actorList->IsItemPresent(ac->EdgeDevice);
+  if (test==0) { 
+    vtkProperty* prop = vtkProperty::New();
+    prop->SetColor( QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorRed").toFloat()/255., 
+                   QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorGreen").toFloat()/255.,
+                   QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorBlue").toFloat()/255. ) ;
+    prop->SetPointSize(QAD_CONFIG->getSetting("SMESH:SettingsNodesSize").toInt());
+    prop->SetLineWidth( QAD_CONFIG->getSetting("SMESH:SettingsWidth").toInt() );
+    ac->EdgeDevice->SetProperty(prop);
+    ac->SetEdgeColor( QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorRed").toFloat()/255., 
+                     QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorGreen").toFloat()/255.,
+                     QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorBlue").toFloat()/255. );
+    ac->EdgeDevice->SetMapper(edgeMapper);
+    
+    theRenderer->AddActor(ac->EdgeDevice);
+  } else {
+    ac->EdgeDevice->SetMapper(edgeMapper);
+    edgeMapper->Update();
+  }
+  
+  vtkShrinkFilter *shrink = vtkShrinkFilter::New();
+  shrink->SetInput(ac->DataSource);
+  shrink->SetShrinkFactor(ac->GetShrinkFactor());
+  vtkGeometryFilter *Shrinkgf = vtkGeometryFilter::New();
+  Shrinkgf->SetInput( shrink->GetOutput() );
+  vtkFeatureEdges *ShrinkEdges = vtkFeatureEdges::New();
+  ShrinkEdges->SetInput(Shrinkgf->GetOutput());
+  ShrinkEdges->BoundaryEdgesOn();
+  ShrinkEdges->ManifoldEdgesOn();
+
+  vtkPolyDataMapper *ShrinkEdgeMapper = vtkPolyDataMapper::New();
+  ShrinkEdgeMapper->SetInput(ShrinkEdges->GetOutput());
+  ShrinkEdgeMapper->ScalarVisibilityOff();
+
+  test=actorList->IsItemPresent(ac->EdgeShrinkDevice);
+  if (test==0) { 
+    vtkProperty* prop = vtkProperty::New();
+    prop->SetColor( QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorRed").toFloat()/255., 
+                   QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorGreen").toFloat()/255.,
+                   QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorBlue").toFloat()/255. ) ;
+    prop->SetPointSize(QAD_CONFIG->getSetting("SMESH:SettingsNodesSize").toInt());
+    prop->SetLineWidth( QAD_CONFIG->getSetting("SMESH:SettingsWidth").toInt() );
+    ac->EdgeShrinkDevice->SetProperty(prop);
+    ac->SetEdgeColor( QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorRed").toFloat()/255., 
+                     QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorGreen").toFloat()/255.,
+                     QAD_CONFIG->getSetting("SMESH:SettingsOutlineColorBlue").toFloat()/255. );
+    ac->EdgeShrinkDevice->SetMapper(ShrinkEdgeMapper);
+    
+    theRenderer->AddActor(ac->EdgeShrinkDevice);
+  } else {
+    ac->EdgeShrinkDevice->SetMapper(ShrinkEdgeMapper);
+    ShrinkEdgeMapper->Update();
+  }
+
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::InitActor(SMESH::SMESH_Mesh_ptr aMesh)
+{
+  SALOMEDS::SObject_var aSO_M = myStudyAPI.FindMesh( aMesh );
+  SALOMEDS::GenericAttribute_var anAttr;
+  SALOMEDS::AttributeName_var    aName;
+  if ( !aSO_M->_is_nil() ) {
+    if (aSO_M->FindAttribute(anAttr, "AttributeName") ) {
+      aName = SALOMEDS::AttributeName::_narrow(anAttr);
+      Standard_Boolean result;
+      SMESH_Actor* MeshActor = smeshGUI->FindActorByEntry(aSO_M->GetID(), result, true);
+      if ( !result ) {
+       SMESH_Actor* amesh = SMESH_Actor::New();
+       Handle(SALOME_InteractiveObject) IO = new SALOME_InteractiveObject(aSO_M->GetID(),
+                                                                          "MESH",
+                                                                          aName->Value());
+       amesh->setIO( IO );
+       amesh->setName( aName->Value() );
+       DisplayActor(amesh, false);
+      }
+    }
+  }
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Update()
+{
+  if ( myActiveStudy->getActiveStudyFrame()->getTypeView() == VIEW_VTK ) { //VTK
+    vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+    
+    SALOME_Selection* Sel = SALOME_Selection::Selection( myActiveStudy->getSelection() );
+    int nbSel = Sel->IObjectCount();
+    if ( nbSel == 0 ) {
+      vtkActorCollection* actorList=theRenderer->GetActors();
+      actorList->InitTraversal();
+      vtkActor *ac = actorList->GetNextActor();
+      while(!(ac==NULL)) {
+       if ( ac->IsA("SMESH_Actor") ) {
+         SMESH_Actor* anActor = SMESH_Actor::SafeDownCast( ac );
+         if ( anActor->hasIO() ) {
+           Handle(SALOME_InteractiveObject) IO = anActor->getIO();
+           Update( IO );
+         }
+       }
+       ac = actorList->GetNextActor();
+      }
+    } else {
+      SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+      for ( ; It.More(); It.Next() ) {
+       Handle(SALOME_InteractiveObject) IO = It.Value();
+       Update( IO );
+      }
+    }
+    vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+    renWin->Render();
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::Update(const Handle(SALOME_InteractiveObject)& IO)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  if ( IO->hasEntry() ) {
+    Standard_Boolean res;
+    SMESH::SMESH_Mesh_var aMesh = ConvertIOinMesh( IO, res );
+    if ( res ) {
+      SMESH_Actor* ac = FindActorByEntry( IO->getEntry(), res, false );
+      if ( res ) {
+       // Check whether the actor belongs to the active view
+       VTKViewer_RenderWindowInteractor* rwInter = 
+         ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRWInteractor();
+
+       // The actor belongs to inactive view -> create a copy and display it in the active view
+       if (!rwInter->isInViewer(IO)) {
+         SMESH_Actor* acCopy = SMESH_Actor::New();
+         acCopy->ShallowCopy(ac);
+
+         smeshGUI->DisplayActor( acCopy, false );
+       }
+       ac = ReadScript( aMesh );
+       if ( ac != NULL ) {
+#ifdef TRACE
+         Dump( ac );
+#endif
+         DisplayActor( ac );
+         DisplayEdges( ac );
+         smeshGUI->ChangeRepresentation( ac, ac->getDisplayMode() );
+       }
+      }
+    }
+  }
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+vtkActor* SMESHGUI::SimulationMoveNode(SMESH_Actor* Mactor, int idnode)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return NULL;
+
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+
+  vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( Mactor->DataSource );
+  vtkIdList *IdCells =  vtkIdList::New();
+  ugrid->GetPointCells( idnode, IdCells );
+
+  vtkPoints *Pts = vtkPoints::New();
+  Pts = ugrid->GetPoints();
+
+  vtkUnstructuredGrid *ugridSimulation = vtkUnstructuredGrid::New();
+  ugridSimulation->SetPoints( Pts );
+  vtkIdList *IdPts =  vtkIdList::New();
+  for (int j=0; j<IdCells->GetNumberOfIds(); j++) {
+    ugrid->GetCellPoints( IdCells->GetId(j), IdPts );
+    ugridSimulation->InsertNextCell( ugrid->GetCellType( IdCells->GetId(j) ), IdPts );
+  }
+
+  vtkProperty* prop = vtkProperty::New();
+  prop->SetColor( 1., 0., 0. );
+  prop->SetRepresentationToWireframe();
+  
+  int Edgewidth = (int)Mactor->EdgeDevice->GetProperty()->GetLineWidth();
+  if ( Edgewidth == 0 )
+    Edgewidth = 1;
+  prop->SetLineWidth( Edgewidth+1 );
+
+  vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+  Mapper->SetInput( ugridSimulation );
+  vtkActor* ac = vtkActor::New();
+  ac->SetMapper( Mapper );
+  ac->SetProperty( prop );
+
+  ac->GetMapper()->SetResolveCoincidentTopologyToShiftZBuffer();
+  ac->GetMapper()->SetResolveCoincidentTopologyZShift(0.02);
+
+  mySimulationActors->AddItem( ac );
+  theRenderer->AddActor( ac );
+  
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+
+  return ac;
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationNode( SMESH::SMESH_Mesh_ptr aMesh, float x, float y, float z)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer* theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+
+  if ( result ) {
+    vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+    vtkUnstructuredGrid* newugrid = vtkUnstructuredGrid::New();
+
+    vtkPoints *Pts = ugrid->GetPoints();
+    vtkPoints *newPts = vtkPoints::New();
+    int nbPts = Pts->GetNumberOfPoints();
+    for ( int i = 0; i < nbPts; i++ ) {
+      newPts->InsertPoint(i, Pts->GetPoint(i) );
+    }
+
+    newugrid->SetPoints(newPts);
+    newugrid->GetPoints()->InsertNextPoint( x, y, z );
+    
+    vtkMaskPoints* verts = vtkMaskPoints::New();
+    verts->SetInput(newugrid);
+    verts->SetGenerateVertices(1);
+    verts->SetOnRatio(1);
+   
+    vtkPolyDataMapper* vertMapper = vtkPolyDataMapper::New();
+    vertMapper->SetInput( verts->GetOutput() );
+    vertMapper->ScalarVisibilityOff();
+
+    vtkActor* node = vtkActor::New();
+    node->SetMapper( vertMapper );
+
+    QString SCr = QAD_CONFIG->getSetting("SMESH:SettingsNodeColorRed");
+    QString SCg = QAD_CONFIG->getSetting("SMESH:SettingsNodeColorGreen");
+    QString SCb = QAD_CONFIG->getSetting("SMESH:SettingsNodeColorBlue");
+    QColor nodecolor(SCr.toInt(), SCg.toInt(), SCb.toInt());
+    if ( !nodecolor.isValid() )
+      nodecolor = QColor(0.,1.,0.);
+
+    node->GetProperty()->SetColor( float(nodecolor.red())/255.,
+                                  float(nodecolor.green())/255.,
+                                  float(nodecolor.blue())/255.);
+
+    int intValue = QAD_CONFIG->getSetting("SMESH:SettingsNodesSize").toInt();
+    if ( intValue < 1 )
+      intValue == 1;
+    
+    node->GetProperty()->SetPointSize( intValue );
+
+    node->VisibilityOn();
+
+    mySimulationActors->AddItem( node );
+    theRenderer->AddActor(node);
+  }
+
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render(); 
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationMoveNode( vtkActor* ac, int idnode, float x, float y, float z)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  float *pt  = ac->GetMapper()->GetInput()->GetPoint(idnode);
+  pt[0] = x; pt[1] = y; pt[2] = z;
+
+  ac->GetMapper()->ImmediateModeRenderingOn();
+  ac->GetProperty()->SetRepresentationToWireframe();
+
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+
+  renWin->Render(); 
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::MoveNode( SMESH::SMESH_Mesh_ptr aMesh, int idnode, float x, float y, float z)
+{
+  Standard_Boolean result;
+
+  SMESH_Actor* MeshActor = FindActor(aMesh, result, true);
+  if ( result ) {
+  }
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::ScalarVisibilityOff()
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  vtkActorCollection* actorList=theRenderer->GetActors();
+
+  actorList->InitTraversal();
+  vtkActor *ac = actorList->GetNextActor();
+  while(!(ac==NULL)) {
+    if ( ac->IsA("SMESH_Actor") ) {
+      SMESH_Actor* anActor = SMESH_Actor::SafeDownCast( ac );
+      if ( anActor->GetVisibility() == 1 ) {
+       vtkDataSetMapper* meshMapper = (vtkDataSetMapper*) (anActor->getMapper());
+       meshMapper->ScalarVisibilityOff();
+       meshMapper->SetInput( anActor->DataSource );
+       ChangeRepresentation( anActor, anActor->getDisplayMode() );
+      }
+    }
+    ac = actorList->GetNextActor();
+  }
+
+  theRenderer->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationEdge( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex )
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int idNodes[2];
+    int pts[2];
+    int i = 0;
+    vtkIdList *Ids = vtkIdList::New();
+    for ( ; ite.More(); ite.Next() ) {
+      idNodes[i] = ite.Key();
+      i++;
+    }
+    
+    Ids->InsertId( 0, idNodes[0] );
+    pts[0] = idNodes[0];
+    Ids->InsertId( 1, idNodes[1] );
+    pts[1] = idNodes[1];
+
+    vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+    vtkUnstructuredGrid* newugrid = vtkUnstructuredGrid::New();
+    newugrid->SetPoints( ugrid->GetPoints() ) ;
+    newugrid->InsertNextCell(VTK_LINE, 2, pts);
+
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( newugrid );
+    Mapper->Update();
+
+    vtkActor* edge = vtkActor::New();
+    edge->SetMapper( Mapper );
+    edge->SetProperty( ac->GetProperty() );
+    edge->SetBackfaceProperty( ac->GetBackfaceProperty() );
+    edge->VisibilityOn();
+    mySimulationActors->AddItem( edge );
+    theRenderer->AddActor(edge);
+  }
+
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationTriangle( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex, bool reverse )
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int idNodes[3];
+    int pts[3];
+    int i = 0;
+    vtkIdList *Ids = vtkIdList::New();
+    for ( ; ite.More(); ite.Next() ) {
+      idNodes[i] = ite.Key();
+      i++;
+    }
+    
+    if ( reverse ) {
+      Ids->InsertId( 0, idNodes[2] );
+      pts[0] = idNodes[2];
+      Ids->InsertId( 1, idNodes[1] );   
+      pts[1] = idNodes[1];
+      Ids->InsertId( 2, idNodes[0] );
+      pts[2] = idNodes[0];
+    } else {
+      Ids->InsertId( 0, idNodes[0] );
+      pts[0] = idNodes[0];
+      Ids->InsertId( 1, idNodes[1] );
+      pts[1] = idNodes[1];
+      Ids->InsertId( 2, idNodes[2] );  
+      pts[2] = idNodes[2];     
+    }
+    vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+    vtkUnstructuredGrid* newugrid = vtkUnstructuredGrid::New();
+    newugrid->SetPoints( ugrid->GetPoints() ) ;
+    newugrid->InsertNextCell(VTK_TRIANGLE, 3, pts);
+
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( newugrid );
+    Mapper->Update();
+
+    vtkActor* tri = vtkActor::New();
+    tri->SetMapper( Mapper );
+    tri->SetProperty( ac->GetProperty() );
+    tri->SetBackfaceProperty( ac->GetBackfaceProperty() );
+    tri->VisibilityOn();
+    mySimulationActors->AddItem( tri );
+    theRenderer->AddActor(tri);
+  }
+
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationQuadrangle( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex, bool reverse )
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+
+  vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+  
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int i = 0;
+    int idNodes[4];
+    vtkIdList *Ids = vtkIdList::New();
+    for ( ; ite.More(); ite.Next() ) {
+      idNodes[i] = ite.Key();
+      i++;
+    }
+
+    float *p0 = ugrid->GetPoint(idNodes[0]);
+    float *p1 = ugrid->GetPoint(idNodes[1]);
+    float *p2 = ugrid->GetPoint(idNodes[2]);
+    float *p3 = ugrid->GetPoint(idNodes[3]);
+
+    gp_Pnt P0(p0[0],p0[1],p0[2]);
+
+    gp_Vec V1( P0, gp_Pnt(p1[0],p1[1],p1[2]) );
+    gp_Vec V2( P0, gp_Pnt(p2[0],p2[1],p2[2]) );
+    gp_Vec V3( P0, gp_Pnt(p3[0],p3[1],p3[2]) );
+
+    gp_Vec Cross1 = V1 ^ V2;
+    gp_Vec Cross2 = V2 ^ V3;
+
+    int tmp;
+    if ( Cross1.Dot(Cross2) < 0 ) {
+      V1 = gp_Vec(P0, gp_Pnt(p2[0],p2[1],p2[2]) );
+      V2 = gp_Vec(P0, gp_Pnt(p1[0],p1[1],p1[2]) );
+      Cross1 = V1 ^ V2;
+      Cross2 = V2 ^ V3;
+      
+      if ( Cross1.Dot(Cross2) < 0 ) {
+       tmp = idNodes[2];
+       idNodes[2] = idNodes[3];
+       idNodes[3] = tmp;         
+      } else {
+       tmp = idNodes[1];
+       idNodes[1] = idNodes[2];
+       idNodes[2] = tmp;
+      }
+    }
+
+    if ( reverse ) {
+      Ids->InsertId( 0, idNodes[3] );
+      Ids->InsertId( 1, idNodes[2] );   
+      Ids->InsertId( 2, idNodes[1] );
+      Ids->InsertId( 3, idNodes[0] );
+    } else {
+      Ids->InsertId( 0, idNodes[0] );
+      Ids->InsertId( 1, idNodes[1] );
+      Ids->InsertId( 2, idNodes[2] );  
+      Ids->InsertId( 3, idNodes[3] );  
+    }
+
+    //    vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+    vtkUnstructuredGrid* newugrid = vtkUnstructuredGrid::New();
+    newugrid->SetPoints( ugrid->GetPoints() ) ;
+    newugrid->InsertNextCell(VTK_QUAD, Ids);
+
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( newugrid );
+    Mapper->Update();
+
+    vtkActor* quad = vtkActor::New();
+    quad->SetMapper( Mapper );
+    quad->SetProperty( ac->GetProperty() );
+    quad->SetBackfaceProperty( ac->GetBackfaceProperty() );
+    quad->VisibilityOn();
+    mySimulationActors->AddItem( quad );
+    theRenderer->AddActor(quad);
+  }
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationTetra( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex )
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int i = 0;
+    int idNodes[4];
+    vtkIdList *Ids = vtkIdList::New();
+    for ( ; ite.More(); ite.Next() ) {
+      idNodes[i] = ite.Key();
+      i++;
+    }
+    
+    Ids->InsertId( 0, idNodes[0] );
+    Ids->InsertId( 1, idNodes[1] );
+    Ids->InsertId( 2, idNodes[2] );  
+    Ids->InsertId( 3, idNodes[3] );  
+
+    vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+    vtkUnstructuredGrid* newugrid = vtkUnstructuredGrid::New();
+    newugrid->SetPoints( ugrid->GetPoints() ) ;
+    newugrid->InsertNextCell(VTK_TETRA, Ids);
+
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( newugrid );
+    Mapper->Update();
+
+    vtkActor* tetra = vtkActor::New();
+    tetra->SetMapper( Mapper );
+    tetra->SetProperty( ac->GetProperty() );
+    tetra->SetBackfaceProperty( ac->GetBackfaceProperty() );
+    tetra->VisibilityOn();
+    mySimulationActors->AddItem( tetra );
+    theRenderer->AddActor(tetra);
+  }
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplaySimulationHexa( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex )
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors = vtkActorCollection::New();
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    int i = 0;
+    int idNodes[8];
+    vtkIdList *Ids = vtkIdList::New();
+    for ( ; ite.More(); ite.Next() ) {
+      idNodes[i] = ite.Key();
+      i++;
+    }
+    
+    Ids->InsertId( 0, idNodes[0] );
+    Ids->InsertId( 1, idNodes[1] );
+    Ids->InsertId( 2, idNodes[2] );  
+    Ids->InsertId( 3, idNodes[3] );  
+    Ids->InsertId( 4, idNodes[4] );
+    Ids->InsertId( 5, idNodes[5] );
+    Ids->InsertId( 6, idNodes[6] );  
+    Ids->InsertId( 7, idNodes[7] );  
+
+    vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+    vtkUnstructuredGrid* newugrid = vtkUnstructuredGrid::New();
+    newugrid->SetPoints( ugrid->GetPoints() ) ;
+    newugrid->InsertNextCell(VTK_HEXAHEDRON, Ids);
+
+    vtkDataSetMapper *Mapper = vtkDataSetMapper::New();
+    Mapper->SetInput( newugrid );
+    Mapper->Update();
+
+    vtkActor* hexa = vtkActor::New();
+    hexa->SetMapper( Mapper );
+    hexa->SetProperty( ac->GetProperty() );
+    hexa->SetBackfaceProperty( ac->GetBackfaceProperty() );
+    hexa->VisibilityOn();
+    mySimulationActors->AddItem( hexa );
+    theRenderer->AddActor(hexa);
+  }
+  vtkRenderWindow *renWin = theRenderer->GetRenderWindow();
+  renWin->Render();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddFace( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex, bool reverse )
+{  
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    SMESH::long_array_var anArrayOfIdeces = new  SMESH::long_array;
+    anArrayOfIdeces->length(MapIndex.Extent());
+    
+    int i = 0;
+    for ( ; ite.More(); ite.Next() ) {
+      anArrayOfIdeces[i] = ac->GetIdSMESHDSNode(ite.Key());
+      i++;
+    }
+
+    int tmp;
+    if ( MapIndex.Extent() == 4 ) {
+      int idNodes[4];
+      int i = 0;
+      TColStd_MapIteratorOfMapOfInteger ite1( MapIndex );
+      for ( ; ite1.More(); ite1.Next() ) {
+       idNodes[i] = ite1.Key();
+       i++;
+      }
+      
+      vtkUnstructuredGrid* ugrid = vtkUnstructuredGrid::SafeDownCast( ac->DataSource );
+      float *p0 = ugrid->GetPoint(idNodes[0]);
+      float *p1 = ugrid->GetPoint(idNodes[1]);
+      float *p2 = ugrid->GetPoint(idNodes[2]);
+      float *p3 = ugrid->GetPoint(idNodes[3]);
+
+      gp_Pnt P0(p0[0],p0[1],p0[2]);
+
+      gp_Vec V1( P0, gp_Pnt(p1[0],p1[1],p1[2]) );
+      gp_Vec V2( P0, gp_Pnt(p2[0],p2[1],p2[2]) );
+      gp_Vec V3( P0, gp_Pnt(p3[0],p3[1],p3[2]) );
+
+      gp_Vec Cross1 = V1 ^ V2;
+      gp_Vec Cross2 = V2 ^ V3;
+
+      if ( Cross1.Dot(Cross2) < 0 ) {
+
+       V1 = gp_Vec(P0, gp_Pnt(p2[0],p2[1],p2[2]) );
+       V2 = gp_Vec(P0, gp_Pnt(p1[0],p1[1],p1[2]) );
+       Cross1 = V1 ^ V2;
+       Cross2 = V2 ^ V3;
+       
+       if ( Cross1.Dot(Cross2) < 0 ) {
+         tmp = anArrayOfIdeces[2];
+         anArrayOfIdeces[2] = anArrayOfIdeces[3];
+         anArrayOfIdeces[3] = tmp;       
+       } else {
+         tmp = anArrayOfIdeces[1];
+         anArrayOfIdeces[1] = anArrayOfIdeces[2];
+         anArrayOfIdeces[2] = tmp;
+       }
+      }
+    }
+
+    //    int tmp;
+    if ( reverse ) {
+      for (i=0; i < (MapIndex.Extent()/2); i++) {
+       tmp = anArrayOfIdeces[i];
+       anArrayOfIdeces[i] = anArrayOfIdeces[MapIndex.Extent()-i-1];
+       anArrayOfIdeces[MapIndex.Extent()-i-1] = tmp;
+      }
+    }
+    SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+    aMeshEditor->AddFace(anArrayOfIdeces);
+  }
+  if ( myAutomaticUpdate ) {
+    SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+    if ( Mesh != NULL ) {
+      smeshGUI->DisplayActor( Mesh );
+      smeshGUI->DisplayEdges( Mesh );
+      smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+      AddActorInSelection( Mesh );
+    }
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddVolume( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex )
+{  
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    SMESH::long_array_var anArrayOfIdeces = new  SMESH::long_array;
+    anArrayOfIdeces->length(MapIndex.Extent());
+    
+    int i = 0;
+    for ( ; ite.More(); ite.Next() ) {
+      anArrayOfIdeces[i] = ac->GetIdSMESHDSNode(ite.Key());
+      i++;
+    }
+
+    SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+    aMeshEditor->AddVolume(anArrayOfIdeces);
+  }
+  if ( myAutomaticUpdate ) {
+    SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+    if ( Mesh != NULL ) {
+      smeshGUI->DisplayActor( Mesh );
+      smeshGUI->DisplayEdges( Mesh );
+      smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+      AddActorInSelection( Mesh );
+    }
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddEdge( SMESH::SMESH_Mesh_ptr aMesh, const TColStd_MapOfInteger& MapIndex )
+{  
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    TColStd_MapIteratorOfMapOfInteger ite( MapIndex );
+    SMESH::long_array_var anArrayOfIdeces = new  SMESH::long_array;
+    anArrayOfIdeces->length(MapIndex.Extent());
+    
+    int i = 0;
+    for ( ; ite.More(); ite.Next() ) {
+      anArrayOfIdeces[i] = ac->GetIdSMESHDSNode(ite.Key());
+      i++;
+    }
+
+    SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+    aMeshEditor->AddEdge(anArrayOfIdeces);
+  }
+  if ( myAutomaticUpdate ) {
+    SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+    if ( Mesh != NULL ) {
+      smeshGUI->DisplayActor( Mesh );
+      smeshGUI->DisplayEdges( Mesh );
+      smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+      AddActorInSelection( Mesh );
+    }
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::AddNode( SMESH::SMESH_Mesh_ptr aMesh, float x, float y, float z)
+{  
+  QApplication::setOverrideCursor( Qt::waitCursor );
+  Standard_Boolean result;
+  SMESH_Actor* ac = FindActor( aMesh, result, true );
+  if ( result ) {
+    SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+    aMeshEditor->AddNode(x,y,z);
+  
+    if ( myAutomaticUpdate ) {
+      SMESH_Actor* Mesh = smeshGUI->ReadScript(aMesh);
+      if ( Mesh != NULL ) {
+       smeshGUI->DisplayActor( Mesh );
+       smeshGUI->DisplayEdges( Mesh );
+       smeshGUI->ChangeRepresentation( Mesh, Mesh->getDisplayMode() );
+       AddActorInSelection( Mesh );
+      }
+    }
+  }
+  QApplication::restoreOverrideCursor();
+}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+void SMESHGUI::DisplayEdgesConnectivityLegendBox(vtkActor *ac)
+{
+  if (myActiveStudy->getActiveStudyFrame()->getTypeView() != VIEW_VTK) 
+    return;
+
+  EraseSimulationActors();
+  mySimulationActors2D = vtkActor2DCollection::New();
+
+  vtkRenderer *theRenderer = ((VTKViewer_ViewFrame*)myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+
+  vtkGlyphSource2D *gs2 = vtkGlyphSource2D::New();
+  gs2->SetGlyphTypeToTriangle();
+  gs2->FilledOff();
+
+  vtkLegendBoxActor *legend = vtkLegendBoxActor::New();
+  legend->GetPositionCoordinate()->SetValue(0.025, 0.025, 0.);
+  legend->GetPosition2Coordinate()->SetValue(0.3, 0.3, 0.); //relative to Position
+
+  legend->SetNumberOfEntries(4);
+  legend->SetEntryString( 0, tr( "SMESH_BOUNDARYEDGES" ) );
+  legend->SetEntrySymbol( 0, gs2->GetOutput() );
+  legend->SetEntryColor(0, ac->GetMapper()->GetLookupTable()->GetColor(0.) );
+  legend->SetEntryString( 1,  tr( "SMESH_MANIFOLDEDGES" ) );
+  legend->SetEntrySymbol( 1, gs2->GetOutput() );
+  legend->SetEntryColor(1, ac->GetMapper()->GetLookupTable()->GetColor(0.666667) );
+  legend->SetEntryString( 2, tr( "SMESH_NONMANIFOLDEDGES" ) );
+  legend->SetEntrySymbol( 2, gs2->GetOutput() );
+  legend->SetEntryColor(2, ac->GetMapper()->GetLookupTable()->GetColor(0.222222) );
+  legend->SetEntryString( 3, tr( "SMESH_FEATUREEDGES" ) );
+  legend->SetEntrySymbol( 3, gs2->GetOutput() );
+  legend->SetEntryColor(3, ac->GetMapper()->GetLookupTable()->GetColor(0.444444) );
+  legend->SetPadding( 5 );
+  //  legend->GetProperty()->SetColor();
+
+  mySimulationActors2D->AddItem( legend );
+  theRenderer->AddActor2D( legend );
+
+  // Update the view
+  myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame()->Repaint();
+}
+
+//===============================================================================
+// function : OnEditDelete()
+// purpose  :
+//===============================================================================
+void SMESHGUI::OnEditDelete()
+{
+  if ( QAD_MessageBox::warn2
+       ( QAD_Application::getDesktop(),
+        tr ("SMESH_WRN_WARNING"),
+        tr ("SMESH_REALLY_DELETE"),
+        tr ("SMESH_BUT_YES"), tr ("SMESH_BUT_NO"), 1, 0, 0 ) != 1 )
+    return;
+  
+  int nbSf = myActiveStudy->getStudyFramesCount();
+    
+  Standard_Boolean found;
+  SALOMEDS::Study_var aStudy = myActiveStudy->getStudyDocument();
+  SALOMEDS::StudyBuilder_var aStudyBuilder = myStudy->NewBuilder();
+  SALOMEDS::GenericAttribute_var anAttr;
+  SALOMEDS::AttributeIOR_var     anIOR;
+  
+  SALOME_Selection* Sel = SALOME_Selection::Selection( myActiveStudy->getSelection() );
+  SALOME_ListIteratorOfListIO It( Sel->StoredIObjects() );
+  for(;It.More();It.Next()) {
+    Handle(SALOME_InteractiveObject) IObject = It.Value();
+    if ( IObject->hasEntry() ) {
+      SALOMEDS::SObject_var SO = myStudy->FindObjectID( IObject->getEntry() );
+      
+      /* Erase child graphical objects */
+      SALOMEDS::ChildIterator_var it = aStudy->NewChildIterator(SO);
+      for (; it->More();it->Next()) {
+       SALOMEDS::SObject_var CSO= it->Value();
+       if (CSO->FindAttribute(anAttr, "AttributeIOR") ) {
+          anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
+
+         for ( int i = 0; i < nbSf; i++ ) {
+           QAD_StudyFrame* sf = myActiveStudy->getStudyFrame(i);
+           if ( sf->getTypeView() == VIEW_VTK ) {
+             vtkRenderer* Renderer = ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+             SMESH_Actor* ac = smeshGUI->FindActorByEntry( CSO->GetID(), found, false );
+             if ( found ) {
+               Renderer->RemoveActor(ac->EdgeDevice);
+               Renderer->RemoveActor(ac->EdgeShrinkDevice);
+               Renderer->RemoveActor(ac);
+             }
+           }
+         }
+       }
+      }
+      
+      /* Erase main graphical object */
+      for ( int i = 0; i < nbSf; i++ ) {
+       QAD_StudyFrame* sf = myActiveStudy->getStudyFrame(i);
+       if ( sf->getTypeView() == VIEW_VTK ) {
+         vtkRenderer* Renderer = ((VTKViewer_ViewFrame*)smeshGUI->myActiveStudy->getActiveStudyFrame()->getRightFrame()->getViewFrame())->getRenderer();
+         VTKViewer_RenderWindowInteractor* myRenderInter= ((VTKViewer_ViewFrame*)sf->getRightFrame()->getViewFrame())->getRWInteractor();
+         SMESH_Actor* ac = smeshGUI->FindActorByEntry( IObject->getEntry(), found, false );
+         if (found) {
+           Renderer->RemoveActor(ac->EdgeDevice);
+           Renderer->RemoveActor(ac->EdgeShrinkDevice);
+         }
+         myRenderInter->Remove( IObject );
+       }
+      }
+      
+      /* Erase objects in Study */
+      SALOMEDS::SObject_var obj = myStudy->FindObjectID( IObject->getEntry() );
+      if ( !obj->_is_nil() ) {
+       QAD_Operation* op = new SALOMEGUI_ImportOperation( myActiveStudy );
+       op->start();
+       aStudyBuilder->RemoveObject(obj);
+       op->finish();
+      }
+
+    } /* IObject->hasEntry() */
+  }   /* more/next           */
+
+  /* Clear any previous selection */
+  Sel->ClearIObjects() ; 
+  myActiveStudy->updateObjBrowser();
+}