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[modules/smesh.git] / src / SMESHGUI / SMESHGUI_ExtrusionAlongPathDlg.cxx
index a8cffc9e3230a998d426ca7b285f8d7c2799af95..bd2cb645aff6ca2b28be71cb19b023a48e13e237 100644 (file)
@@ -1,38 +1,41 @@
-//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020  CEA/DEN, EDF R&D, OPEN CASCADE
 //
-//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
 //
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License.
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
 //
-//  This library is distributed in the hope that it will be useful,
-//  but WITHOUT ANY WARRANTY; without even the implied warranty of
-//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-//  Lesser General Public License for more details.
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
 //
-//  You should have received a copy of the GNU Lesser General Public
-//  License along with this library; if not, write to the Free Software
-//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 //
-//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 //
+
 // SMESH SMESHGUI : GUI for SMESH component
 // File   : SMESHGUI_ExtrusionAlongPathDlg.cxx
 // Author : Vadim SANDLER, Open CASCADE S.A.S.
 // SMESH includes
-//
+
 #include "SMESHGUI_ExtrusionAlongPathDlg.h"
 
 #include "SMESHGUI.h"
-#include "SMESHGUI_Utils.h"
-#include "SMESHGUI_VTKUtils.h"
+#include "SMESHGUI_ExtrusionDlg.h" // for SMESHGUI_3TypesSelector
+#include "SMESHGUI_FilterDlg.h"
+#include "SMESHGUI_IdValidator.h"
+#include "SMESHGUI_MeshEditPreview.h"
 #include "SMESHGUI_MeshUtils.h"
 #include "SMESHGUI_SpinBox.h"
-#include "SMESHGUI_IdValidator.h"
-#include "SMESHGUI_FilterDlg.h"
+#include "SMESHGUI_Utils.h"
+#include "SMESHGUI_VTKUtils.h"
 
 #include <SMESH_Actor.h>
 #include <SMESH_TypeFilter.hxx>
 #include <SUIT_Desktop.h>
 #include <SUIT_MessageBox.h>
 #include <SUIT_Session.h>
-
 #include <LightApp_Application.h>
 #include <LightApp_SelectionMgr.h>
-
 #include <SVTK_ViewWindow.h>
 
 // OCCT includes
@@ -108,20 +109,14 @@ private:
 // purpose  : constructor
 //=================================================================================
 SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theModule )
-  : QDialog( SMESH::GetDesktop( theModule ) ),
-    mySMESHGUI( theModule ),
-    mySelectionMgr( SMESH::GetSelectionMgr( theModule ) ),
-    myFilterDlg( 0 )
+  : SMESHGUI_PreviewDlg( theModule ),
+    mySelectionMgr( SMESH::GetSelectionMgr( theModule ) )
 {
   SUIT_ResourceMgr* mgr = SMESH::GetResourceMgr( mySMESHGUI );
-  QPixmap edgeImage   ( mgr->loadPixmap("SMESH", tr("ICON_DLG_EDGE")));
-  QPixmap faceImage   ( mgr->loadPixmap("SMESH", tr("ICON_DLG_TRIANGLE")));
   QPixmap selectImage ( mgr->loadPixmap("SMESH", tr("ICON_SELECT")));
   QPixmap addImage    ( mgr->loadPixmap("SMESH", tr("ICON_APPEND")));
   QPixmap removeImage ( mgr->loadPixmap("SMESH", tr("ICON_REMOVE")));
 
-  myType = -1;
-
   setModal( false );
   setAttribute( Qt::WA_DeleteOnClose, true );
   setWindowTitle(tr("EXTRUSION_ALONG_PATH"));
@@ -131,47 +126,17 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   topLayout->setSpacing(SPACING);
   topLayout->setMargin(MARGIN);
 
-  /***************************************************************/
-  // Elements type group box (1d / 2d elements)
-  ConstructorsBox = new QGroupBox(tr("SMESH_EXTRUSION"), this);
-  GroupConstructors = new QButtonGroup(this);
-  QHBoxLayout* ConstructorsBoxLayout = new QHBoxLayout(ConstructorsBox);
-  ConstructorsBoxLayout->setSpacing(SPACING); ConstructorsBoxLayout->setMargin(MARGIN);
-
-  Elements1dRB = new QRadioButton(ConstructorsBox);
-  Elements1dRB->setIcon(edgeImage);
-  Elements2dRB = new QRadioButton(ConstructorsBox);
-  Elements2dRB->setIcon(faceImage);
-  Elements1dRB->setChecked(true);
-
-  // layouting
-  ConstructorsBoxLayout->addWidget(Elements1dRB);
-  ConstructorsBoxLayout->addWidget(Elements2dRB);
-  GroupConstructors->addButton(Elements1dRB,  0);
-  GroupConstructors->addButton(Elements2dRB, 1);
-
   /***************************************************************/
   // Arguments group box
-  GroupArguments = new QGroupBox(tr("EXTRUSION_1D"), this);
+  GroupArguments = new QGroupBox(tr("SMESH_EXTRUSION"), this);
   QGridLayout* GroupArgumentsLayout = new QGridLayout(GroupArguments);
   GroupArgumentsLayout->setSpacing(SPACING); GroupArgumentsLayout->setMargin(MARGIN);
 
   myIdValidator = new SMESHGUI_IdValidator(this);
 
   // Controls for elements selection
-  ElementsLab = new QLabel(tr("SMESH_ID_ELEMENTS"), GroupArguments);
-
-  SelectElementsButton = new QToolButton(GroupArguments);
-  SelectElementsButton->setIcon(selectImage);
-
-  ElementsLineEdit = new QLineEdit(GroupArguments);
-  ElementsLineEdit->setValidator(myIdValidator);
-  QPushButton* filterBtn = new QPushButton( tr( "SMESH_BUT_FILTER" ), GroupArguments );
-  connect(filterBtn,   SIGNAL(clicked()), this, SLOT(setFilters()));
-
-  // Controls for the whole mesh selection
-  MeshCheck = new QCheckBox(tr("SMESH_SELECT_WHOLE_MESH"), GroupArguments);
-
+  SelectorWdg = new SMESHGUI_3TypesSelector( GroupArguments );
+  
   // Controls for path selection
   PathGrp = new QGroupBox(tr("SMESH_PATH"), GroupArguments);
   QGridLayout* PathGrpLayout = new QGridLayout(PathGrp);
@@ -180,26 +145,19 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   // Controls for path mesh selection
   QLabel* PathMeshLab = new QLabel(tr("SMESH_PATH_MESH"), PathGrp);
 
-  SelectPathMeshButton = new QToolButton(PathGrp);
+  SelectPathMeshButton = new QPushButton(PathGrp);
   SelectPathMeshButton->setIcon(selectImage);
+  SelectPathMeshButton->setCheckable(true);
 
   PathMeshLineEdit = new QLineEdit(PathGrp);
   PathMeshLineEdit->setReadOnly(true);
 
-  // Controls for path shape selection
-  QLabel* PathShapeLab = new QLabel(tr("SMESH_PATH_SHAPE"), PathGrp);
-
-  SelectPathShapeButton = new QToolButton(PathGrp);
-  SelectPathShapeButton->setIcon(selectImage);
-
-  PathShapeLineEdit = new QLineEdit(PathGrp);
-  PathShapeLineEdit->setReadOnly(true);
-
   // Controls for path starting point selection
   QLabel* StartPointLab = new QLabel(tr("SMESH_PATH_START"), PathGrp);
 
-  SelectStartPointButton = new QToolButton(PathGrp);
+  SelectStartPointButton = new QPushButton(PathGrp);
   SelectStartPointButton->setIcon(selectImage);
+  SelectStartPointButton->setCheckable(true);
 
   StartPointLineEdit = new QLineEdit(PathGrp);
   StartPointLineEdit->setValidator(new QIntValidator(this));
@@ -208,12 +166,9 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   PathGrpLayout->addWidget(PathMeshLab,            0, 0);
   PathGrpLayout->addWidget(SelectPathMeshButton,   0, 1);
   PathGrpLayout->addWidget(PathMeshLineEdit,       0, 2);
-  PathGrpLayout->addWidget(PathShapeLab,           1, 0);
-  PathGrpLayout->addWidget(SelectPathShapeButton,  1, 1);
-  PathGrpLayout->addWidget(PathShapeLineEdit,      1, 2);
-  PathGrpLayout->addWidget(StartPointLab,          2, 0);
-  PathGrpLayout->addWidget(SelectStartPointButton, 2, 1);
-  PathGrpLayout->addWidget(StartPointLineEdit,     2, 2);
+  PathGrpLayout->addWidget(StartPointLab,          1, 0);
+  PathGrpLayout->addWidget(SelectStartPointButton, 1, 1);
+  PathGrpLayout->addWidget(StartPointLineEdit,     1, 2);
 
   BasePointGrp = new QGroupBox(tr("SMESH_BASE_POINT"), GroupArguments);
   BasePointGrp->setCheckable(true);
@@ -221,8 +176,13 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   QHBoxLayout* BasePointGrpLayout = new QHBoxLayout(BasePointGrp);
   BasePointGrpLayout->setSpacing(SPACING); BasePointGrpLayout->setMargin(MARGIN);
 
-  SelectBasePointButton = new QToolButton(BasePointGrp);
+  SelectBasePointButton = new QPushButton(BasePointGrp);
   SelectBasePointButton->setIcon(selectImage);
+  SelectBasePointButton->setCheckable(true);
+
+  SelectorWdg->GetButtonGroup()->addButton( SelectPathMeshButton );
+  SelectorWdg->GetButtonGroup()->addButton( SelectStartPointButton );
+  SelectorWdg->GetButtonGroup()->addButton( SelectBasePointButton );
 
   QLabel* XLab  = new QLabel(tr("SMESH_X"), BasePointGrp);
   XSpin = new SMESHGUI_SpinBox(BasePointGrp);
@@ -240,6 +200,7 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   BasePointGrpLayout->addWidget(ZLab);
   BasePointGrpLayout->addWidget(ZSpin);
 
+  // Angles
   AnglesGrp = new QGroupBox(tr("SMESH_ANGLES"), GroupArguments);
   AnglesGrp->setCheckable(true);
   AnglesGrp->setChecked(false);
@@ -259,29 +220,57 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 
   LinearAnglesCheck = new QCheckBox(tr("LINEAR_ANGLES"), AnglesGrp);
 
-  // layouting
   AnglesGrpLayout->addWidget(AnglesList,        0, 0, 4, 1);
   AnglesGrpLayout->addWidget(AddAngleButton,    0, 1);
   AnglesGrpLayout->addWidget(RemoveAngleButton, 2, 1);
   AnglesGrpLayout->addWidget(AngleSpin,         0, 2);
-  AnglesGrpLayout->addWidget(LinearAnglesCheck, 4, 0);
+  AnglesGrpLayout->addWidget(LinearAnglesCheck, 4, 0, 1, 3);
   AnglesGrpLayout->setRowMinimumHeight(1, 10);
   AnglesGrpLayout->setRowStretch(3, 10);
 
+  // Scales
+  ScalesGrp = new QGroupBox(tr("SMESH_SCALES"), GroupArguments);
+  ScalesGrp->setCheckable(true);
+  ScalesGrp->setChecked(false);
+  QGridLayout* ScalesGrpLayout = new QGridLayout(ScalesGrp);
+  ScalesGrpLayout->setSpacing(SPACING); ScalesGrpLayout->setMargin(MARGIN);
+
+  ScalesList = new QListWidget(ScalesGrp);
+  ScalesList->setSelectionMode(QListWidget::ExtendedSelection);
+
+  AddScaleButton = new QToolButton(ScalesGrp);
+  AddScaleButton->setIcon(addImage);
+
+  RemoveScaleButton = new QToolButton(ScalesGrp);
+  RemoveScaleButton->setIcon(removeImage);
+
+  ScaleSpin = new SMESHGUI_SpinBox(ScalesGrp);
+
+  LinearScalesCheck = new QCheckBox(tr("LINEAR_SCALES"), ScalesGrp);
+
+  ScalesGrpLayout->addWidget(ScalesList,        0, 0, 4, 1);
+  ScalesGrpLayout->addWidget(AddScaleButton,    0, 1);
+  ScalesGrpLayout->addWidget(RemoveScaleButton, 2, 1);
+  ScalesGrpLayout->addWidget(ScaleSpin,         0, 2);
+  ScalesGrpLayout->addWidget(LinearScalesCheck, 4, 0, 1, 3);
+  ScalesGrpLayout->setRowMinimumHeight(1, 10);
+  ScalesGrpLayout->setRowStretch(3, 10);
+
   // CheckBox for groups generation
   MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
   MakeGroupsCheck->setChecked(true);
 
+  //Preview check box
+  myPreviewCheckBox = new QCheckBox(tr("PREVIEW"), GroupArguments);
+
   // layouting
-  GroupArgumentsLayout->addWidget(ElementsLab,          0, 0);
-  GroupArgumentsLayout->addWidget(SelectElementsButton, 0, 1);
-  GroupArgumentsLayout->addWidget(ElementsLineEdit,     0, 2);
-  GroupArgumentsLayout->addWidget(filterBtn,            0, 3);
-  GroupArgumentsLayout->addWidget(MeshCheck,            1, 0, 1, 4);
-  GroupArgumentsLayout->addWidget(PathGrp,              2, 0, 1, 4);
-  GroupArgumentsLayout->addWidget(BasePointGrp,         3, 0, 1, 4);
-  GroupArgumentsLayout->addWidget(AnglesGrp,            4, 0, 1, 4);
-  GroupArgumentsLayout->addWidget(MakeGroupsCheck,      5, 0, 1, 4);
+  GroupArgumentsLayout->addWidget(SelectorWdg,          0, 0, 1, 2);
+  GroupArgumentsLayout->addWidget(PathGrp,              1, 0, 1, 2);
+  GroupArgumentsLayout->addWidget(BasePointGrp,         2, 0, 1, 2);
+  GroupArgumentsLayout->addWidget(AnglesGrp,            3, 0);
+  GroupArgumentsLayout->addWidget(ScalesGrp,            3, 1);
+  GroupArgumentsLayout->addWidget(myPreviewCheckBox,    4, 0);
+  GroupArgumentsLayout->addWidget(MakeGroupsCheck,      5, 0);
 
   /***************************************************************/
   // common buttons group box
@@ -293,7 +282,7 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   OkButton->setAutoDefault(true);
   OkButton->setDefault(true);
 
-  ApplyButton = new QPushButton(tr("SMESH_BUT_APPLY"), GroupButtons);
+  ApplyButton = new QPushButton(tr("SMESH_BUT_APPLY"), GroupButtons); 
   ApplyButton->setAutoDefault(true);
 
   CloseButton = new QPushButton(tr("SMESH_BUT_CLOSE"), GroupButtons);
@@ -313,33 +302,24 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 
   /***************************************************************/
   // layouting
-  topLayout->addWidget(ConstructorsBox);
   topLayout->addWidget(GroupArguments);
   topLayout->addWidget(GroupButtons);
 
   /***************************************************************/
   // Initialisations
-  XSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 10.0, 3);
-  YSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 10.0, 3);
-  ZSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 10.0, 3);
-  AngleSpin->RangeStepAndValidator(-180.0, 180.0, 5.0, 3);
+  XSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 10.0, "length_precision");
+  YSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 10.0, "length_precision");
+  ZSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 10.0, "length_precision");
+  AngleSpin->RangeStepAndValidator(-180.0, 180.0, 5.0, "angle_precision");
+  ScaleSpin->RangeStepAndValidator(COORD_MIN, COORD_MAX, 1.0, "length_precision");
 
-  mySelector = (SMESH::GetViewWindow( mySMESHGUI ))->GetSelector();
+  mySelector = SMESH::GetViewWindow( mySMESHGUI )->GetSelector();
 
   mySMESHGUI->SetActiveDialogBox(this);
 
-  // Costruction of the logical filter for the elements: mesh/sub-mesh/group
-  SMESH_TypeFilter* aMeshOrSubMeshFilter = new SMESH_TypeFilter (MESHorSUBMESH);
-  SMESH_TypeFilter* aSmeshGroupFilter    = new SMESH_TypeFilter (GROUP);
-
-  QList<SUIT_SelectionFilter*> aListOfFilters;
-  if (aMeshOrSubMeshFilter) aListOfFilters.append(aMeshOrSubMeshFilter);
-  if (aSmeshGroupFilter)    aListOfFilters.append(aSmeshGroupFilter);
-
-  myElementsFilter = new SMESH_LogicalFilter (aListOfFilters, SMESH_LogicalFilter::LO_OR);
-  myPathMeshFilter = new SMESH_TypeFilter (MESH);
+  myPathMeshFilter = new SMESH_TypeFilter(SMESH::IDSOURCE_EDGE);
 
-  myHelpFileName = "extrusion_along_path_page.html";
+  myHelpFileName = "extrusion_along_path.html";
 
   Init();
 
@@ -352,32 +332,51 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 
   connect(AddAngleButton,    SIGNAL(clicked()), this, SLOT(OnAngleAdded()));
   connect(RemoveAngleButton, SIGNAL(clicked()), this, SLOT(OnAngleRemoved()));
+  connect(AddScaleButton,    SIGNAL(clicked()), this, SLOT(OnAngleAdded()));
+  connect(RemoveScaleButton, SIGNAL(clicked()), this, SLOT(OnAngleRemoved()));
 
-  connect(GroupConstructors, SIGNAL(buttonClicked(int)), SLOT(ConstructorsClicked(int)));
-
-  connect(SelectElementsButton,   SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
   connect(SelectPathMeshButton,   SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
-  connect(SelectPathShapeButton,  SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
   connect(SelectStartPointButton, SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
   connect(SelectBasePointButton,  SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
+  connect(BasePointGrp,       SIGNAL(toggled(bool)), this, SLOT(SetEditCurrentArgument()));
 
-  connect(mySMESHGUI,  SIGNAL(SignalDeactivateActiveDialog()), this, SLOT(DeactivateActiveDialog()));
-  connect(mySelectionMgr, SIGNAL(currentSelectionChanged()),      this, SLOT(SelectionIntoArgument()));
-  connect(mySMESHGUI,  SIGNAL(SignalCloseAllDialogs()),        this, SLOT(reject()));
+  connect(mySMESHGUI,  SIGNAL(SignalCloseAllDialogs()),        SLOT(reject()));
+  connect(mySMESHGUI,  SIGNAL(SignalActivatedViewManager()),   SLOT(onOpenView()));
+  connect(mySMESHGUI,  SIGNAL(SignalCloseView()),              SLOT(onCloseView()));
+  connect(mySMESHGUI,  SIGNAL(SignalDeactivateActiveDialog()), SLOT(DeactivateActiveDialog()));
+  connect(mySelectionMgr, SIGNAL(currentSelectionChanged()),   SLOT(SelectionIntoArgument()));
+  connect(SelectorWdg,    SIGNAL(selectionChanged()), this,    SLOT(toDisplaySimulation()));
+  connect(SelectorWdg,    SIGNAL(selectionChanged()), this,    SLOT(CheckIsEnable()));
 
-  connect(ElementsLineEdit, SIGNAL(textChanged(const QString&)),
-         SLOT(onTextChange(const QString&)));
   connect(StartPointLineEdit, SIGNAL(textChanged(const QString&)),
-         SLOT(onTextChange(const QString&)));
+          SLOT(onTextChange(const QString&)));
+
+  connect(XSpin,  SIGNAL(valueChanged(double)), this, SLOT(toDisplaySimulation()));
+  connect(YSpin,  SIGNAL(valueChanged(double)), this, SLOT(toDisplaySimulation()));
+  connect(ZSpin,  SIGNAL(valueChanged(double)), this, SLOT(toDisplaySimulation()));
+  connect(AddAngleButton,    SIGNAL(clicked()), this, SLOT(toDisplaySimulation()));
+  connect(RemoveAngleButton, SIGNAL(clicked()), this, SLOT(toDisplaySimulation()));
+  connect(AddScaleButton,    SIGNAL(clicked()), this, SLOT(toDisplaySimulation()));
+  connect(RemoveScaleButton, SIGNAL(clicked()), this, SLOT(toDisplaySimulation()));
+  connect(LinearScalesCheck, SIGNAL(toggled(bool)), this, SLOT(toDisplaySimulation()));
+  connect(LinearAnglesCheck, SIGNAL(toggled(bool)), this, SLOT(toDisplaySimulation()));
+  connect(ScalesGrp, SIGNAL(toggled(bool)), this, SLOT(toDisplaySimulation()));
+  connect(AnglesGrp, SIGNAL(toggled(bool)), this, SLOT(toDisplaySimulation()));
+
+
+  //To Connect preview check box
+  connectPreviewControl();
+
+  AnglesList        ->installEventFilter(this);
+  ScalesList        ->installEventFilter(this);
+  StartPointLineEdit->installEventFilter(this);
+  XSpin->editor()   ->installEventFilter(this);
+  YSpin->editor()   ->installEventFilter(this);
+  ZSpin->editor()   ->installEventFilter(this);
 
-  connect(MeshCheck,      SIGNAL(toggled(bool)), SLOT(onSelectMesh()));
+  CheckIsEnable();
 
-  AnglesList->installEventFilter(this);
-  ElementsLineEdit->installEventFilter(this);
-  StartPointLineEdit->installEventFilter(this);
-  XSpin->editor()->installEventFilter(this);
-  YSpin->editor()->installEventFilter(this);
-  ZSpin->editor()->installEventFilter(this);
+  resize( minimumSizeHint() );
 }
 
 //=================================================================================
@@ -387,10 +386,6 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 SMESHGUI_ExtrusionAlongPathDlg::~SMESHGUI_ExtrusionAlongPathDlg()
 {
   // no need to delete child widgets, Qt does it all for us
-  if ( myFilterDlg != 0 ) {
-    myFilterDlg->setParent( 0 );
-    delete myFilterDlg;
-  }
 }
 
 //=================================================================================
@@ -402,15 +397,10 @@ void SMESHGUI_ExtrusionAlongPathDlg::Init (bool ResetControls)
   myBusy = false;
   myEditCurrentArgument = 0;
 
-  myMesh      = SMESH::SMESH_Mesh::_nil();
-  myIDSource  = SMESH::SMESH_IDSource::_nil();
-  myMeshActor = 0;
-  myPathMesh  = SMESH::SMESH_Mesh::_nil();
-  myPathShape = GEOM::GEOM_Object::_nil();
+  myPath = SMESH::SMESH_IDSource::_nil();
 
-  ElementsLineEdit->clear();
+  SelectorWdg->Clear();
   PathMeshLineEdit->clear();
-  PathShapeLineEdit->clear();
   StartPointLineEdit->clear();
 
   if (ResetControls) {
@@ -419,59 +409,24 @@ void SMESHGUI_ExtrusionAlongPathDlg::Init (bool ResetControls)
     ZSpin->SetValue(0.0);
 
     AngleSpin->SetValue(45);
-    MeshCheck->setChecked(false);
-    ConstructorsClicked(0);
-    onSelectMesh();
+    ScaleSpin->SetValue(2);
+    myPreviewCheckBox->setChecked(false);
+    onDisplaySimulation(false);
   }
   SetEditCurrentArgument(0);
 }
 
 //=================================================================================
-// function : ConstructorsClicked()
-// purpose  : Called when user changes type of elements (1d / 2d)
+// function : CheckIsEnable()
+// purpose  : Check whether the Ok and Apply buttons should be enabled or not
 //=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::ConstructorsClicked (int type)
-{
-  if (myType == type) return;
 
-  disconnect(mySelectionMgr, 0, this, 0);
-
-  if (type == 0)
-    GroupArguments->setTitle(tr("EXTRUSION_1D"));
-  else if (type == 1)
-    GroupArguments->setTitle(tr("EXTRUSION_2D"));
-
-  // clear elements ID list
-  if (!MeshCheck->isChecked()) {
-    ElementsLineEdit->clear();
-  }
-  // set selection mode if necessary
-  if (myEditCurrentArgument == ElementsLineEdit) {
-    mySelectionMgr->clearSelected();
-    mySelectionMgr->clearFilters();
-    SMESH::SetPickable();
-
-    SMESH::SetPointRepresentation(false);
-    if (MeshCheck->isChecked()) {
-      if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-       aViewWindow->SetSelectionMode(ActorSelection);
-      mySelectionMgr->installFilter(myElementsFilter);
-    } else {
-      if (type == 0)
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(EdgeSelection);
-       }
-      if (type == 1)
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(FaceSelection);
-       }
-    }
-  }
-  connect(mySelectionMgr, SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument()));
+void SMESHGUI_ExtrusionAlongPathDlg::CheckIsEnable()
+{  
+  bool anIsEnable = SelectorWdg->IsAnythingSelected() && isValuesValid();
 
-  myType = type;
+  OkButton->setEnabled(anIsEnable);
+  ApplyButton->setEnabled(anIsEnable);
 }
 
 //=================================================================================
@@ -480,53 +435,19 @@ void SMESHGUI_ExtrusionAlongPathDlg::ConstructorsClicked (int type)
 //=================================================================================
 bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
 {
-  if (mySMESHGUI->isActiveStudyLocked())
+  if (SMESHGUI::isStudyLocked())
     return false;
 
-  if (myMesh->_is_nil() || MeshCheck->isChecked() && myIDSource->_is_nil() ||
-      !myMeshActor || myPathMesh->_is_nil() || myPathShape->_is_nil())
+  if ( !SelectorWdg->IsAnythingSelected() || myPath->_is_nil() )
     return false;
 
   if (!isValid())
     return false;
 
-  SMESH::long_array_var anElementsId = new SMESH::long_array;
-
-  if (!MeshCheck->isChecked()) {
-    // If "Select whole mesh, submesh or group" check box is off ->
-    // use only elements of given type selected by user
-
-    SMDS_Mesh* aMesh = myMeshActor->GetObject()->GetMesh();
-    if (aMesh) {
-      QStringList aListElementsId = ElementsLineEdit->text().split(" ", QString::SkipEmptyParts);
-      anElementsId = new SMESH::long_array;
-      anElementsId->length(aListElementsId.count());
-      bool bOk;
-      int j = 0;
-      for (int i = 0; i < aListElementsId.count(); i++) {
-       long ind = aListElementsId[ i ].toLong(&bOk);
-       if  (bOk) {
-         const SMDS_MeshElement* e = aMesh->FindElement(ind);
-         if (e) {
-           bool typeMatch = Elements1dRB->isChecked() && e->GetType() == SMDSAbs_Edge ||
-                            Elements2dRB->isChecked() && e->GetType() == SMDSAbs_Face;
-           if (typeMatch)
-             anElementsId[ j++ ] = ind;
-         }
-       }
-      }
-      anElementsId->length(j);
-    }
-
-    if (anElementsId->length() <= 0) {
-      return false;
-    }
-  }
-
   if (StartPointLineEdit->text().trimmed().isEmpty()) {
     return false;
   }
-
+  
   bool bOk;
   long aNodeStart = StartPointLineEdit->text().toLong(&bOk);
   if (!bOk) {
@@ -534,19 +455,11 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
   }
 
   QStringList aParameters;
-
-  // get angles
-  SMESH::double_array_var anAngles = new SMESH::double_array;
-  if (AnglesGrp->isChecked()) {
-    anAngles->length(myAnglesList.count());
-    int j = 0;
-    for (int i = 0; i < myAnglesList.count(); i++) {
-      double angle = myAnglesList[i];
-      anAngles[ j++ ] = angle*PI/180;
-      aParameters << AnglesList->item(i)->text();
-    }
-    anAngles->length(j);
-  }
+  
+  //get angles
+  SMESH::double_array_var anAngles = getAngles(); 
+  for (int i = 0; i < myAnglesList.count(); i++)
+    aParameters << AnglesList->item(i)->text();
 
   // get base point
   SMESH::PointStruct aBasePoint;
@@ -555,95 +468,80 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
     aBasePoint.y = YSpin->GetValue();
     aBasePoint.z = ZSpin->GetValue();
   }
-
   aParameters << XSpin->text();
   aParameters << YSpin->text();
   aParameters << ZSpin->text();
 
+  //get scales
+  SMESH::double_array_var aScales = getScales();
+  for (int i = 0; i < myScalesList.count(); i++)
+    aParameters << ScalesList->item(i)->text();
+
+  bool meshHadNewTypeBefore = true;
+  int  maxSelType = 0;
+  const bool makeGroups = ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() );
+
   try {
     SUIT_OverrideCursor wc;
-    SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
-    if ( LinearAnglesCheck->isChecked() )
-      anAngles = aMeshEditor->LinearAnglesVariation( myPathMesh, myPathShape, anAngles );
 
+    SMESH::SMESH_Mesh_var mesh = SelectorWdg->GetMesh();
+
+    mesh->SetParameters( aParameters.join(":").toUtf8().constData() );
+
+    SMESH::ListOfIDSources_var nodes = new SMESH::ListOfIDSources();
+    SMESH::ListOfIDSources_var edges = new SMESH::ListOfIDSources();
+    SMESH::ListOfIDSources_var faces = new SMESH::ListOfIDSources();
+    maxSelType = SelectorWdg->GetSelected( nodes, edges, faces );
+
+    // is it necessary to switch on the next Display Mode?
+    SMESH::ElementType newType = (SMESH::ElementType)( maxSelType + 1 );
+    SMESH::array_of_ElementType_var oldTypes = mesh->GetTypes();
+    meshHadNewTypeBefore = false;
+    for ( size_t i = 0; i < oldTypes->length() && !meshHadNewTypeBefore; ++i )
+      meshHadNewTypeBefore = ( oldTypes[i] >= newType );
+
+    SMESH::SMESH_MeshEditor_var aMeshEditor = mesh->GetMeshEditor();
     SMESH::SMESH_MeshEditor::Extrusion_Error retVal;
-    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() ) {
-      if( MeshCheck->isChecked() ) {
-       if( GetConstructorId() == 0 )
-         SMESH::ListOfGroups_var groups = 
-           aMeshEditor->ExtrusionAlongPathObject1DMakeGroups(myIDSource, myPathMesh,
-                                                             myPathShape, aNodeStart,
-                                                             AnglesGrp->isChecked(), anAngles,
-                                                             BasePointGrp->isChecked(), aBasePoint, retVal);
-       else
-         SMESH::ListOfGroups_var groups = 
-           aMeshEditor->ExtrusionAlongPathObject2DMakeGroups(myIDSource, myPathMesh,
-                                                             myPathShape, aNodeStart,
-                                                             AnglesGrp->isChecked(), anAngles,
-                                                             BasePointGrp->isChecked(), aBasePoint, retVal);
-      }
-      else
-       SMESH::ListOfGroups_var groups = 
-         aMeshEditor->ExtrusionAlongPathMakeGroups(anElementsId, myPathMesh,
-                                                   myPathShape, aNodeStart,
-                                                   AnglesGrp->isChecked(), anAngles,
-                                                   BasePointGrp->isChecked(), aBasePoint, retVal);
-    }
-    else {
-      if( MeshCheck->isChecked() ) {
-       if( GetConstructorId() == 0 )
-         retVal = aMeshEditor->ExtrusionAlongPathObject1D(myIDSource, myPathMesh,
-                                                          myPathShape, aNodeStart,
-                                                          AnglesGrp->isChecked(), anAngles,
-                                                          BasePointGrp->isChecked(), aBasePoint);
-       else
-         retVal = aMeshEditor->ExtrusionAlongPathObject2D(myIDSource, myPathMesh,
-                                                          myPathShape, aNodeStart,
-                                                          AnglesGrp->isChecked(), anAngles,
-                                                          BasePointGrp->isChecked(), aBasePoint);
-      }
-      else
-       retVal = aMeshEditor->ExtrusionAlongPath(anElementsId, myPathMesh,
-                                                myPathShape, aNodeStart,
-                                                AnglesGrp->isChecked(), anAngles,
-                                                BasePointGrp->isChecked(), aBasePoint);
-    }
 
-    if( retVal == SMESH::SMESH_MeshEditor::EXTR_OK )
-      myMesh->SetParameters( SMESHGUI::JoinObjectParameters(aParameters) );
+    SMESH::ListOfGroups_var groups =
+      aMeshEditor->ExtrusionAlongPathObjects( nodes, edges, faces, myPath,
+                                              GEOM::GEOM_Object::_nil(),
+                                              aNodeStart, AnglesGrp->isChecked(),
+                                              anAngles, LinearAnglesCheck->isChecked(),
+                                              BasePointGrp->isChecked(), aBasePoint, makeGroups,
+                                              aScales, LinearScalesCheck->isChecked(), retVal );
 
-    //wc.stop();
     wc.suspend();
     switch (retVal) {
     case SMESH::SMESH_MeshEditor::EXTR_NO_ELEMENTS:
       SUIT_MessageBox::warning(this,
-                              tr("SMESH_ERROR"),
-                              tr("NO_ELEMENTS_SELECTED"));
+                               tr("SMESH_ERROR"),
+                               tr("NO_ELEMENTS_SELECTED"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_PATH_NOT_EDGE:
       SUIT_MessageBox::warning(this,
-                              tr("SMESH_ERROR"),
-                              tr("SELECTED_PATH_IS_NOT_EDGE"));
+                               tr("SMESH_ERROR"),
+                               tr("SELECTED_PATH_IS_NOT_EDGE"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_BAD_PATH_SHAPE:
       SUIT_MessageBox::warning(this,
-                              tr("SMESH_ERROR"),
-                              tr("BAD_SHAPE_TYPE"));
+                               tr("SMESH_ERROR"),
+                               tr("BAD_SHAPE_TYPE"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_BAD_STARTING_NODE:
       SUIT_MessageBox::warning(this,
-                              tr("SMESH_ERROR"),
-                              tr("EXTR_BAD_STARTING_NODE"));
+                               tr("SMESH_ERROR"),
+                               tr("EXTR_BAD_STARTING_NODE"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_BAD_ANGLES_NUMBER:
       SUIT_MessageBox::warning(this,
-                              tr("SMESH_ERROR"),
-                              tr("WRONG_ANGLES_NUMBER"));
+                               tr("SMESH_ERROR"),
+                               tr("WRONG_ANGLES_NUMBER"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_CANT_GET_TANGENT:
       SUIT_MessageBox::warning(this,
-                              tr("SMESH_ERROR"),
-                              tr("CANT_GET_TANGENT"));
+                               tr("SMESH_ERROR"),
+                               tr("CANT_GET_TANGENT"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_OK:
       break;
@@ -652,13 +550,31 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
     return false;
   }
 
-  //mySelectionMgr->clearSelected();
-  SMESH::Update( myMeshActor->getIO(), myMeshActor->GetVisibility() );
-  if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+  SMESH_Actor* actor = SelectorWdg->GetActor();
+  if ( actor && !meshHadNewTypeBefore )
+  {
+    unsigned int aMode = actor->GetEntityMode();
+    switch ( maxSelType ) {
+    case SMESH::NODE: // extrude node -> edges
+      actor->SetRepresentation(SMESH_Actor::eEdge);
+      actor->SetEntityMode( aMode |= SMESH_Actor::eEdges ); break;
+    case SMESH::EDGE: // edge -> faces
+      actor->SetRepresentation(SMESH_Actor::eSurface);
+      actor->SetEntityMode( aMode |= SMESH_Actor::eFaces ); break;
+    case SMESH::FACE: // faces -> volumes
+      actor->SetRepresentation(SMESH_Actor::eSurface);
+      actor->SetEntityMode( aMode |= SMESH_Actor::eVolumes ); break;
+    }
+  }
+  if ( actor )
+    SMESH::Update( actor->getIO(), actor->GetVisibility() );
+  if ( makeGroups )
     mySMESHGUI->updateObjBrowser(true); // new groups may appear
-  //SMESH::UpdateView();
   Init(false);
-  ConstructorsClicked(GetConstructorId());
+  mySelectionMgr->clearSelected();
+  SelectorWdg->Clear();
+
+  SMESHGUI::Modified();
   return true;
 }
 
@@ -689,10 +605,10 @@ void SMESHGUI_ExtrusionAlongPathDlg::ClickOnHelp()
     platform = "application";
 #endif
     SUIT_MessageBox::warning(this, tr("WRN_WARNING"),
-                            tr("EXTERNAL_BROWSER_CANNOT_SHOW_PAGE").
-                            arg(app->resourceMgr()->stringValue("ExternalBrowser", 
-                                                                platform)).
-                            arg(myHelpFileName));
+                             tr("EXTERNAL_BROWSER_CANNOT_SHOW_PAGE").
+                             arg(app->resourceMgr()->stringValue("ExternalBrowser", 
+                                                                 platform)).
+                             arg(myHelpFileName));
   }
 }
 
@@ -713,9 +629,35 @@ void SMESHGUI_ExtrusionAlongPathDlg::reject()
   if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
     aViewWindow->SetSelectionMode(ActorSelection);
   mySMESHGUI->ResetState();
+
   QDialog::reject();
 }
 
+//=================================================================================
+// function : onOpenView()
+// purpose  :
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::onOpenView()
+{
+  if ( mySelector ) {
+    SMESH::SetPointRepresentation(false);
+  }
+  else {
+    mySelector = SMESH::GetViewWindow( mySMESHGUI )->GetSelector();
+    ActivateThisDialog();
+  }
+}
+
+//=================================================================================
+// function : onCloseView()
+// purpose  :
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::onCloseView()
+{
+  DeactivateActiveDialog();
+  mySelector = 0;
+}
+
 //=======================================================================
 // function : onTextChange()
 // purpose  :
@@ -730,73 +672,34 @@ void SMESHGUI_ExtrusionAlongPathDlg::onTextChange (const QString& theNewText)
   // set busy flag
   SetBusy sb (this);
 
-  if (send != StartPointLineEdit && send != ElementsLineEdit)
-    send = ElementsLineEdit;
-
-  if (send == ElementsLineEdit && myEditCurrentArgument == ElementsLineEdit) {
-    // hilight entered elements
-    SMDS_Mesh* aMesh = 0;
-    if (myMeshActor)
-      aMesh = myMeshActor->GetObject()->GetMesh();
-
-    if (aMesh) {
-      //mySelectionMgr->clearSelected();
-      //mySelectionMgr->AddIObject(myMeshActor->getIO());
-      SALOME_ListIO aList;
-      aList.Append(myMeshActor->getIO());
-      mySelectionMgr->setSelectedObjects(aList, false);
-
-      QStringList aListId = theNewText.split(" ", QString::SkipEmptyParts);
-      bool bOk;
-      const Handle(SALOME_InteractiveObject)& anIO = myMeshActor->getIO();
-      TColStd_MapOfInteger newIndices;
-      for (int i = 0; i < aListId.count(); i++) {
-       long ind = aListId[ i ].toLong(&bOk);
-       if (bOk) {
-         const SMDS_MeshElement* e = aMesh->FindElement(ind);
-         if (e) {
-           // check also type of element
-           bool typeMatch = Elements1dRB->isChecked() && e->GetType() == SMDSAbs_Edge ||
-                            Elements2dRB->isChecked() && e->GetType() == SMDSAbs_Face;
-           if (typeMatch)
-             newIndices.Add(e->GetID());
-         }
-       }
-      }
-      mySelector->AddOrRemoveIndex(anIO, newIndices, false);
-      if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-       aViewWindow->highlight( anIO, true, true );
-    }
-  } else if (send == StartPointLineEdit &&
-             myEditCurrentArgument == StartPointLineEdit) {
-    if (!myPathMesh->_is_nil()) {
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPathMesh);
-      SMDS_Mesh* aMesh = 0;
-      if (aPathActor)
-       aMesh = aPathActor->GetObject()->GetMesh();
+  if (send == StartPointLineEdit &&
+      myEditCurrentArgument == StartPointLineEdit)
+  {
+    if (!myPath->_is_nil()) {
+      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPath);
+      SMDS_Mesh* aMesh = aPathActor ? aPathActor->GetObject()->GetMesh() : 0;
       if (aMesh) {
-       //mySelectionMgr->clearSelected();
-       //mySelectionMgr->AddIObject(aPathActor->getIO());
         SALOME_ListIO aList;
         aList.Append(aPathActor->getIO());
         mySelectionMgr->setSelectedObjects(aList, false);
 
-       bool bOk;
-       long ind = theNewText.toLong(&bOk);
-       if (bOk) {
-         const SMDS_MeshNode* n = aMesh->FindNode(ind);
-         if (n) {
-           //if (!mySelectionMgr->IsIndexSelected(aPathActor->getIO(), n->GetID())) {
+        bool bOk;
+        long ind = theNewText.toLong(&bOk);
+        if (bOk) {
+          const SMDS_MeshNode* n = aMesh->FindNode(ind);
+          if (n) {
             TColStd_MapOfInteger newIndices;
-           newIndices.Add(n->GetID());
-           mySelector->AddOrRemoveIndex( aPathActor->getIO(), newIndices, false );
-           if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-             aViewWindow->highlight( aPathActor->getIO(), true, true );
-         }
-       }
+            newIndices.Add(n->GetID());
+            mySelector->AddOrRemoveIndex( aPathActor->getIO(), newIndices, false );
+            if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+              aViewWindow->highlight( aPathActor->getIO(), true, true );
+          }
+        }
       }
     }
   }
+  CheckIsEnable();
+  onDisplaySimulation(true);
 }
 
 //=================================================================================
@@ -820,108 +723,52 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
   // set busy flag
   SetBusy sb (this);
 
-  if (myEditCurrentArgument == ElementsLineEdit) {
-    // we are now selecting mesh elements (or whole mesh/submesh/group)
-    // reset
-    ElementsLineEdit->clear();
-    myMesh      = SMESH::SMESH_Mesh::_nil();
-    myIDSource  = SMESH::SMESH_IDSource::_nil();
-    myMeshActor = 0;
-
-    // try to get mesh from selection
-    Handle(SALOME_InteractiveObject) IO = aList.First();
-    myMesh = SMESH::GetMeshByIO(IO);
-    if (myMesh->_is_nil())
-      return;
-
-    // MakeGroups is available if there are groups
-    if ( myMesh->NbGroups() == 0 ) {
-      MakeGroupsCheck->setChecked(false);
-      MakeGroupsCheck->setEnabled(false);
-    } else {
-      MakeGroupsCheck->setEnabled(true);
-    }
-    // find actor
-    myMeshActor = SMESH::FindActorByObject(myMesh);
-    if (!myMeshActor)
-      return;
-
-    if (MeshCheck->isChecked()) {
-      // If "Select whole mesh, submesh or group" check box is on ->
-      // get ID source and put it's name to the edit box
-      QString aString;
-      SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
+  const bool isPathDef = ( SelectPathMeshButton->isChecked() ||
+                           SelectStartPointButton->isChecked() );
 
-      myIDSource = SMESH::IObjectToInterface<SMESH::SMESH_IDSource>(IO);
-      ElementsLineEdit->setText(aString);
-    } else {
-      // If "Select whole mesh, submesh or group" check box is off ->
-      // try to get selected elements IDs
-      QString aString;
-      //int aNbUnits = SMESH::GetNameOfSelectedElements(mySelectionMgr, aString);
-      SMESH::GetNameOfSelectedElements(mySelector, IO, aString);
-      ElementsLineEdit->setText(aString);
-    }
-  } else if (myEditCurrentArgument == PathMeshLineEdit) {
+  if (myEditCurrentArgument == PathMeshLineEdit && isPathDef)
+  {
     // we are now selecting path mesh
     // reset
     PathMeshLineEdit->clear();
-    myPathMesh = SMESH::SMESH_Mesh::_nil();
-    PathShapeLineEdit->clear();
-    myPathShape = GEOM::GEOM_Object::_nil();
+    myPath = SMESH::SMESH_IDSource::_nil();
     StartPointLineEdit->clear();
 
     // try to get mesh from selection
     Handle(SALOME_InteractiveObject) IO = aList.First();
-    myPathMesh = SMESH::IObjectToInterface<SMESH::SMESH_Mesh>(IO);
-    if(myPathMesh->_is_nil())
+    myPath = SMESH::IObjectToInterface<SMESH::SMESH_IDSource>(IO);
+    if( myPath->_is_nil() )
       return;
 
     QString aString;
     SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
     PathMeshLineEdit->setText(aString);
-  } else if (myEditCurrentArgument == PathShapeLineEdit) {
-    // we are now selecting path mesh
-    // reset
-    PathShapeLineEdit->clear();
-    myPathShape = GEOM::GEOM_Object::_nil();
-    StartPointLineEdit->clear();
-
-    // return if path mesh is not yet selected
-    if (myPathMesh->_is_nil())
-      return;
-
-    // try to get shape from selection
-    Handle(SALOME_InteractiveObject) IO = aList.First();
-    myPathShape = SMESH::IObjectToInterface<GEOM::GEOM_Object>(IO);
-    if (myPathShape->_is_nil())
-      return;
-
-    QString aString;
-    SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
-    PathShapeLineEdit->setText(aString);
-  } else if (myEditCurrentArgument == StartPointLineEdit) {
+  }
+  else if (myEditCurrentArgument == StartPointLineEdit && isPathDef )
+  {
     // we are now selecting start point of path
     // reset
     StartPointLineEdit->clear();
 
     // return if path mesh or path shape is not yet selected
-    if (myPathMesh->_is_nil() || myPathShape->_is_nil())
+    if( myPath->_is_nil() )
       return;
 
     // try to get shape from selection
     Handle(SALOME_InteractiveObject) IO = aList.First();
 
-    SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPathMesh);
+    SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPath);
     if ( !aPathActor )
       return;
-    
+
     QString aString;
     int aNbUnits = SMESH::GetNameOfSelectedElements(mySelector, aPathActor->getIO(), aString);
     if (aNbUnits == 1)
       StartPointLineEdit->setText(aString.trimmed());
-
-  } else if (myEditCurrentArgument == XSpin) {
+  }
+  else if ( myEditCurrentArgument == XSpin &&
+            SelectBasePointButton->isChecked() )
+  {
     // we are now selecting base point
     // reset is not performed here!
 
@@ -937,10 +784,10 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
     TopoDS_Vertex aVertex;
     if (!aGeomObj->_is_nil()) {
       if (aGeomObj->IsShape() && GEOMBase::GetShape(aGeomObj, aVertex) && !aVertex.IsNull()) {
-       gp_Pnt aPnt = BRep_Tool::Pnt(aVertex);
-       XSpin->SetValue(aPnt.X());
-       YSpin->SetValue(aPnt.Y());
-       ZSpin->SetValue(aPnt.Z());
+        gp_Pnt aPnt = BRep_Tool::Pnt(aVertex);
+        XSpin->SetValue(aPnt.X());
+        YSpin->SetValue(aPnt.Y());
+        ZSpin->SetValue(aPnt.Z());
       }
       return;
     }
@@ -951,7 +798,7 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
       return;
 
     QString aString;
-    int aNbUnits = SMESH::GetNameOfSelectedNodes(mySelector, myMeshActor->getIO(), aString);
+    int aNbUnits = SMESH::GetNameOfSelectedNodes(mySelector, IO, aString);
     // return if more than one node is selected
     if (aNbUnits != 1)
       return;
@@ -972,6 +819,13 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
     YSpin->SetValue(n->Y());
     ZSpin->SetValue(n->Z());
   }
+  else
+  {
+    return;
+  }
+
+  onDisplaySimulation(true);
+  CheckIsEnable();
 }
 
 //=================================================================================
@@ -980,10 +834,10 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
 {
-  QToolButton* send = (QToolButton*)sender();
-  if (send != SelectElementsButton   &&
-      send != SelectPathMeshButton   &&
-      send != SelectPathShapeButton  &&
+  QPushButton* send = (QPushButton*)sender();
+  if ( sender() == BasePointGrp )
+    send = SelectBasePointButton;
+  if (send != SelectPathMeshButton   &&
       send != SelectStartPointButton &&
       send != SelectBasePointButton)
     return;
@@ -994,84 +848,51 @@ void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
 // function : SetEditCurrentArgument()
 // purpose  :
 //=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QToolButton* button)
+void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QPushButton* button)
 {
   disconnect(mySelectionMgr, 0, this, 0);
-  mySelectionMgr->clearSelected();
+  //  mySelectionMgr->clearSelected();
   mySelectionMgr->clearFilters();
   SMESH::SetPickable();
 
-  if (button == SelectElementsButton) {
-    myEditCurrentArgument = ElementsLineEdit;
-    SMESH::SetPointRepresentation(false);
-    if (MeshCheck->isChecked()) {
-      if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-       aViewWindow->SetSelectionMode(ActorSelection);
-      mySelectionMgr->installFilter(myElementsFilter);
-    } else {
-      if (Elements1dRB->isChecked())
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(EdgeSelection);
-       }
-      else if (Elements2dRB->isChecked())
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(FaceSelection);
-       }
-    }
-  } else if (button == SelectPathMeshButton) {
+  myEditCurrentArgument = 0;
+  if (button == SelectPathMeshButton)
+  {
     myEditCurrentArgument = PathMeshLineEdit;
     SMESH::SetPointRepresentation(false);
     if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
       aViewWindow->SetSelectionMode(ActorSelection);
     mySelectionMgr->installFilter(myPathMeshFilter);
   }
-  else if (button == SelectPathShapeButton) {
-    myEditCurrentArgument = PathShapeLineEdit;
-    SMESH::SetPointRepresentation(false);
-    if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-      aViewWindow->SetSelectionMode(ActorSelection);
-
-    if (!myPathMesh->_is_nil()) {
-      GEOM::GEOM_Object_var aMainShape = myPathMesh->GetShapeToMesh();
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPathMesh);
-
-      if (!aMainShape->_is_nil() && aPathActor)
-       mySelectionMgr->installFilter(new SMESH_NumberFilter ("GEOM", TopAbs_SHAPE, -1,
-                                                              TopAbs_EDGE, aMainShape));
-       //SMESH::SetPickable(aPathActor);
-    }
-  }
-  else if (button == SelectStartPointButton) {
+  else if (button == SelectStartPointButton)
+  {
     myEditCurrentArgument = StartPointLineEdit;
-    if (!myPathMesh->_is_nil()) {
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPathMesh);
+    if (!myPath->_is_nil()) {
+      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPath);
       if (aPathActor) {
-       SMESH::SetPointRepresentation(true);
-       if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-         aViewWindow->SetSelectionMode(NodeSelection);
-       SMESH::SetPickable(aPathActor);
+        aPathActor->SetPointRepresentation( true );
+        if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+          aViewWindow->SetSelectionMode(NodeSelection);
+        SMESH::SetPickable(aPathActor);
       }
     }
   }
-  else if (button == SelectBasePointButton) {
+  else if (button == SelectBasePointButton)
+  {
     myEditCurrentArgument = XSpin;
     SMESH::SetPointRepresentation(true);
     if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
       aViewWindow->SetSelectionMode(NodeSelection);
 
-    SMESH_TypeFilter* aMeshOrSubMeshFilter = new SMESH_TypeFilter(MESHorSUBMESH);
-    SMESH_TypeFilter* aSmeshGroupFilter    = new SMESH_TypeFilter(GROUP);
+    SMESH_TypeFilter* aMeshOrSubMeshFilter = new SMESH_TypeFilter(SMESH::IDSOURCE);
     SMESH_NumberFilter* aVertexFilter      = new SMESH_NumberFilter ("GEOM", TopAbs_SHAPE,
                                                                      -1, TopAbs_VERTEX);
     QList<SUIT_SelectionFilter*> aListOfFilters;
     if (aMeshOrSubMeshFilter) aListOfFilters.append(aMeshOrSubMeshFilter);
-    if (aSmeshGroupFilter)    aListOfFilters.append(aSmeshGroupFilter);
     if (aVertexFilter)        aListOfFilters.append(aVertexFilter);
 
     mySelectionMgr->installFilter(new SMESH_LogicalFilter
-                                  (aListOfFilters, SMESH_LogicalFilter::LO_OR));
+                                  (aListOfFilters, SMESH_LogicalFilter::LO_OR, true));
   }
 
   if (myEditCurrentArgument && !myEditCurrentArgument->hasFocus())
@@ -1087,10 +908,11 @@ void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QToolButton* button
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::DeactivateActiveDialog()
 {
-  if (ConstructorsBox->isEnabled()) {
-    ConstructorsBox->setEnabled(false);
+  if (GroupButtons->isEnabled())
+  {
     GroupArguments->setEnabled(false);
     GroupButtons->setEnabled(false);
+    SelectorWdg->setEnabled(false);
     mySMESHGUI->ResetState();
     mySMESHGUI->SetActiveDialogBox(0);
   }
@@ -1104,49 +926,27 @@ void SMESHGUI_ExtrusionAlongPathDlg::ActivateThisDialog()
 {
   // Emit a signal to deactivate the active dialog
   mySMESHGUI->EmitSignalDeactivateDialog();
-  ConstructorsBox->setEnabled(true);
   GroupArguments->setEnabled(true);
   GroupButtons->setEnabled(true);
+  SelectorWdg->setEnabled(true);
 
   mySMESHGUI->SetActiveDialogBox(this);
-
-  ConstructorsClicked(GetConstructorId());
   SelectionIntoArgument();
 }
 
 //=================================================================================
 // function : enterEvent()
-// purpose  : Mouse enter event
+// purpose  :
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::enterEvent (QEvent*)
 {
-  if (!ConstructorsBox->isEnabled())
+  if ( !GroupButtons->isEnabled() ) {
+    SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI );
+    if ( aViewWindow && !mySelector) {
+      mySelector = aViewWindow->GetSelector();
+    }
     ActivateThisDialog();
-}
-
-//=======================================================================
-// function : onSelectMesh()
-// purpose  :
-//=======================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::onSelectMesh()
-{
-  bool toSelectMesh = MeshCheck->isChecked();
-
-  ElementsLineEdit->setReadOnly(toSelectMesh);
-  ElementsLineEdit->setValidator(toSelectMesh ? 0 : myIdValidator);
-  ElementsLab->setText(toSelectMesh ? tr("SMESH_NAME") : tr("SMESH_ID_ELEMENTS"));
-  ElementsLineEdit->clear();
-
-  SetEditCurrentArgument(SelectElementsButton);
-}
-
-//=================================================================================
-// function : GetConstructorId()
-// purpose  :
-//=================================================================================
-int SMESHGUI_ExtrusionAlongPathDlg::GetConstructorId()
-{
-  return GroupConstructors->checkedId();
+  }
 }
 
 //=======================================================================
@@ -1155,17 +955,34 @@ int SMESHGUI_ExtrusionAlongPathDlg::GetConstructorId()
 //=======================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::OnAngleAdded()
 {
-  QString msg;
-  if( !AngleSpin->isValid( msg, true ) ) {
-    QString str( tr( "SMESH_INCORRECT_INPUT" ) );
-    if ( !msg.isEmpty() )
-      str += "\n" + msg;
-    SUIT_MessageBox::critical( this, tr( "SMESH_ERROR" ), str );
-    return;
+  if ( sender() == AddAngleButton )
+  {
+    QString msg;
+    if( !AngleSpin->isValid( msg, true ) ) {
+      QString str( tr( "SMESH_INCORRECT_INPUT" ) );
+      if ( !msg.isEmpty() )
+        str += "\n" + msg;
+      SUIT_MessageBox::critical( this, tr( "SMESH_ERROR" ), str );
+      return;
+    }
+    AnglesList->addItem(AngleSpin->text());
+    myAnglesList.append(AngleSpin->GetValue());
   }
-  AnglesList->addItem(AngleSpin->text());
-  myAnglesList.append(AngleSpin->GetValue());
-
+  
+  if ( sender() == AddScaleButton )
+  {
+    QString msg;
+    if( !ScaleSpin->isValid( msg, true ) ) {
+      QString str( tr( "SMESH_INCORRECT_INPUT" ) );
+      if ( !msg.isEmpty() )
+        str += "\n" + msg;
+      SUIT_MessageBox::critical( this, tr( "SMESH_ERROR" ), str );
+      return;
+    }
+    ScalesList->addItem(ScaleSpin->text());
+    myScalesList.append(ScaleSpin->GetValue());
+  }
+  
   updateLinearAngles();
 }
 
@@ -1175,10 +992,23 @@ void SMESHGUI_ExtrusionAlongPathDlg::OnAngleAdded()
 //=======================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::OnAngleRemoved()
 {
-  QList<QListWidgetItem*> aList = AnglesList->selectedItems();
+  QListWidget* widget;
+  QList<double>* list;
+  if ( sender() == RemoveScaleButton )
+  {
+    widget = ScalesList;
+    list   = & myScalesList;
+  }
+  else
+  {
+    widget = AnglesList;
+    list   = & myAnglesList;
+  }
+
+  QList<QListWidgetItem*> aList = widget->selectedItems();
   QListWidgetItem* anItem;
   foreach(anItem, aList) {
-    myAnglesList.removeAt(AnglesList->row(anItem));
+    list->removeAt( widget->row( anItem ));
     delete anItem;
   }
 
@@ -1195,21 +1025,21 @@ bool SMESHGUI_ExtrusionAlongPathDlg::eventFilter (QObject* object, QEvent* event
     QKeyEvent* ke = (QKeyEvent*)event;
     if (object == AnglesList) {
       if (ke->key() == Qt::Key_Delete)
-       OnAngleRemoved();
+        RemoveAngleButton->click();
+    }
+    if (object == ScalesList) {
+      if (ke->key() == Qt::Key_Delete)
+        RemoveScaleButton->click();
     }
   }
   else if (event->type() == QEvent::FocusIn) {
-    if (object == ElementsLineEdit) {
-      if (myEditCurrentArgument != ElementsLineEdit)
-       SetEditCurrentArgument(SelectElementsButton);
-    }
-    else if (object == StartPointLineEdit) {
+    if (object == StartPointLineEdit) {
       if (myEditCurrentArgument != StartPointLineEdit)
-       SetEditCurrentArgument(SelectStartPointButton);
+        SetEditCurrentArgument(SelectStartPointButton);
     }
     else if (object == XSpin->editor() || object == YSpin->editor() || object == ZSpin->editor()) {
       if (myEditCurrentArgument != XSpin)
-       SetEditCurrentArgument(SelectBasePointButton);
+        SetEditCurrentArgument(SelectBasePointButton);
     }
   }
   return QDialog::eventFilter(object, event);
@@ -1231,28 +1061,6 @@ void SMESHGUI_ExtrusionAlongPathDlg::keyPressEvent( QKeyEvent* e )
   }
 }
 
-//=================================================================================
-// function : setFilters()
-// purpose  : SLOT. Called when "Filter" button pressed.
-//=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::setFilters()
-{
-  if ( !myFilterDlg )
-  {
-    QList<int> types;  
-    types.append( SMESH::EDGE );
-    types.append( SMESH::FACE );
-    myFilterDlg = new SMESHGUI_FilterDlg( mySMESHGUI, types );
-  }
-  myFilterDlg->Init( Elements1dRB->isChecked() ? SMESH::EDGE : SMESH::FACE );
-
-  myFilterDlg->SetSelection();
-  myFilterDlg->SetMesh( myMesh );
-  myFilterDlg->SetSourceWg( ElementsLineEdit );
-
-  myFilterDlg->show();
-}
-
 //=================================================================================
 // function : isValid
 // purpose  :
@@ -1287,10 +1095,168 @@ void SMESHGUI_ExtrusionAlongPathDlg::updateLinearAngles()
       enableLinear = false;
       anItem->text().toDouble(&enableLinear);
       if( !enableLinear )
-       break;
+        break;
     }
   }
   if( !enableLinear )
     LinearAnglesCheck->setChecked( false );
   LinearAnglesCheck->setEnabled( enableLinear );
+
+  enableLinear = true;
+  for( int row = 0, nbRows = ScalesList->count(); row < nbRows; row++ ) {
+    if( QListWidgetItem* anItem = ScalesList->item( row ) ) {
+      enableLinear = false;
+      anItem->text().toDouble(&enableLinear);
+      if( !enableLinear )
+        break;
+    }
+  }
+  if( !enableLinear )
+    LinearScalesCheck->setChecked( false );
+  LinearScalesCheck->setEnabled( enableLinear );
+}
+
+//=================================================================================
+// function : isValuesValid()
+// purpose  : Return true in case if values entered into dialog are valid
+//=================================================================================
+
+bool SMESHGUI_ExtrusionAlongPathDlg::isValuesValid()
+{ 
+  if ( myPath->_is_nil() )
+    return false;
+  
+  bool bOk;
+  long aNodeStart = StartPointLineEdit->text().toLong(&bOk);
+  if ( !bOk || aNodeStart < 1 )
+    return false;
+
+  SMESH::SMESH_Mesh_var mesh = myPath->GetMesh();
+  if ( mesh->_is_nil() )
+    return false;
+
+  SMESH::ElementType type = mesh->GetElementType( aNodeStart, false );
+  if ( type != SMESH::NODE )
+    return false;
+
+  if ( mesh->HasShapeToMesh() )
+  {
+    SMESH::NodePosition_var pos = mesh->GetNodePosition( aNodeStart );
+    if ( pos->shapeType != GEOM::VERTEX )
+      return false;
+  }
+  else
+  {
+    SMESH::long_array_var elems = mesh->GetNodeInverseElements( aNodeStart, SMESH::ALL );
+    if ( elems->length() != 1 ||
+         mesh->GetElementType( elems[0], true ) != SMESH::EDGE )
+      return false;
+  }
+  return true;
+}
+
+//=================================================================================
+// function : onDisplaySimulation
+// purpose  : Show/Hide preview
+//=================================================================================
+
+void SMESHGUI_ExtrusionAlongPathDlg::onDisplaySimulation( bool toDisplayPreview )
+{
+  if ( myPreviewCheckBox->isChecked() && toDisplayPreview ) {
+    if ( SelectorWdg->IsAnythingSelected() && isValid() && isValuesValid())
+    {
+      // get angles and scales
+      SMESH::double_array_var anAngles = getAngles();
+      SMESH::double_array_var aScales  = getScales();
+
+      // get base point
+      SMESH::PointStruct aBasePoint;
+      if (BasePointGrp->isChecked()) {
+        aBasePoint.x = XSpin->GetValue();
+        aBasePoint.y = YSpin->GetValue();
+        aBasePoint.z = ZSpin->GetValue();
+      }
+      bool bOk;
+      long aNodeStart = StartPointLineEdit->text().toLong(&bOk);
+      if (bOk) {
+
+        try {
+          SUIT_OverrideCursor wc;
+
+          SMESH::SMESH_MeshEditor::Extrusion_Error retVal;
+          SMESH::SMESH_Mesh_var             mesh = SelectorWdg->GetMesh();
+          SMESH::SMESH_MeshEditor_var meshEditor = mesh->GetMeshEditPreviewer();
+
+          SMESH::ListOfIDSources_var nodes = new SMESH::ListOfIDSources();
+          SMESH::ListOfIDSources_var edges = new SMESH::ListOfIDSources();
+          SMESH::ListOfIDSources_var faces = new SMESH::ListOfIDSources();
+          SelectorWdg->GetSelected( nodes, edges, faces );
+          const bool makeGroups = false;
+
+          SMESH::ListOfGroups_var groups =
+            meshEditor->ExtrusionAlongPathObjects( nodes, edges, faces, myPath,
+                                                   GEOM::GEOM_Object::_nil(),
+                                                   aNodeStart, AnglesGrp->isChecked(),
+                                                   anAngles, LinearAnglesCheck->isChecked(),
+                                                   BasePointGrp->isChecked(), aBasePoint,
+                                                   makeGroups,
+                                                   aScales, LinearScalesCheck->isChecked(),
+                                                   retVal);
+
+          if( retVal == SMESH::SMESH_MeshEditor::EXTR_OK )
+          {
+            SMESH::MeshPreviewStruct_var aMeshPreviewStruct = meshEditor->GetPreviewData();
+            mySimulation->SetData( aMeshPreviewStruct.in() );
+          }
+          else {
+            hidePreview();
+          }
+
+        } catch (...) {
+          hidePreview();
+        }
+      } else {
+        hidePreview();
+      }
+
+    } else {
+      hidePreview();
+    }
+  } else {
+    hidePreview();
+  }
+}
+
+//=======================================================================
+//function : getAngles
+//purpose  : return CORBA array of angles
+//=======================================================================
+
+SMESH::double_array_var SMESHGUI_ExtrusionAlongPathDlg::getAngles()
+{
+  SMESH::double_array_var anAngles = new SMESH::double_array;
+  if ( AnglesGrp->isChecked() )
+  {
+    anAngles->length( myAnglesList.count() );
+    for (int i = 0; i < myAnglesList.count(); i++)
+      anAngles[ i ] = myAnglesList[ i ] * M_PI / 180.;
+  }
+  return anAngles;
+}
+
+//=======================================================================
+//function : getScales
+//purpose  : return CORBA array of scale factors
+//=======================================================================
+
+SMESH::double_array_var SMESHGUI_ExtrusionAlongPathDlg::getScales()
+{
+  SMESH::double_array_var anScales = new SMESH::double_array;
+  if ( ScalesGrp->isChecked() )
+  {
+    anScales->length( myScalesList.count() );
+    for (int i = 0; i < myScalesList.count(); i++)
+      anScales[ i ] = myScalesList[ i ];
+  }
+  return anScales;
 }