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[modules/smesh.git] / src / SMESHGUI / SMESHGUI_ExtrusionAlongPathDlg.cxx
index c447c892b7fbd7f029e543e9bbc1ef026aa46d75..2131b25e6c403ce886222b302a82541b1ecc1090 100644 (file)
-//  SMESH SMESHGUI : GUI for SMESH component
+//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
 //
-//  Copyright (C) 2003  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 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 
-// 
-//  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org 
+//  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 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
+//
+//  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
 //
-//  File   : SMESHGUI_ExtrusionAlongPathDlg.cxx
-//  Author : Vadim SANDLER
-//  Module : SMESH
-//  $Header: 
-
 #include "SMESHGUI_ExtrusionAlongPathDlg.h"
+
 #include "SMESHGUI.h"
-#include "SMESHGUI_SpinBox.h"
 #include "SMESHGUI_Utils.h"
 #include "SMESHGUI_VTKUtils.h"
 #include "SMESHGUI_MeshUtils.h"
+#include "SMESHGUI_SpinBox.h"
 #include "SMESHGUI_IdValidator.h"
-#include "SMESH_Actor.h"
-#include "SMESH_NumberFilter.hxx"
-#include "SMDS_Mesh.hxx"
-#include "GEOM_ShapeTypeFilter.hxx"
-#include "GEOMBase.h"
-
-#include "QAD_Application.h"
-#include "QAD_WaitCursor.h"
-#include "QAD_Desktop.h"
-#include "QAD_MessageBox.h"
-#include "utilities.h"
+#include "SMESHGUI_FilterDlg.h"
+
+#include <SMESH_Actor.h>
+#include <SMESH_TypeFilter.hxx>
+#include <SMESH_NumberFilter.hxx>
+#include <SMESH_LogicalFilter.hxx>
+
+#include <SMDS_Mesh.hxx>
 
+// SALOME GEOM includes
+#include <GEOMBase.h>
+
+// SALOME GUI includes
+#include <SUIT_ResourceMgr.h>
+#include <SUIT_OverrideCursor.h>
+#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
 #include <BRep_Tool.hxx>
-#include <TopoDS_Shape.hxx>
-#include <TopoDS.hxx>
 #include <TopoDS_Vertex.hxx>
 #include <gp_Pnt.hxx>
-
-// QT Includes
-#include <qapplication.h>
-#include <qbuttongroup.h>
-#include <qgroupbox.h>
-#include <qlabel.h>
-#include <qlineedit.h>
-#include <qpushbutton.h>
-#include <qtoolbutton.h>
-#include <qradiobutton.h>
-#include <qcheckbox.h>
-#include <qlistbox.h>
-#include <qlayout.h>
-#include <qvalidator.h>
-#include <qptrlist.h>
-
-// IDL Headers
-#include "SALOMEconfig.h"
+#include <TColStd_MapOfInteger.hxx>
+
+// Qt includes
+#include <QButtonGroup>
+#include <QGroupBox>
+#include <QLabel>
+#include <QLineEdit>
+#include <QPushButton>
+#include <QToolButton>
+#include <QRadioButton>
+#include <QCheckBox>
+#include <QListWidget>
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QGridLayout>
+#include <QKeyEvent>
+
+// IDL includes
+#include <SALOMEconfig.h>
 #include CORBA_SERVER_HEADER(SMESH_Group)
+#include CORBA_SERVER_HEADER(SMESH_MeshEditor)
 
-using namespace std;
+#define SPACING 6
+#define MARGIN  11
+
+class SMESHGUI_ExtrusionAlongPathDlg::SetBusy
+{
+public:
+  SetBusy( SMESHGUI_ExtrusionAlongPathDlg* _dlg )
+  {
+    myDlg = _dlg; 
+    myDlg->myBusy = true;
+  }
+  
+  ~SetBusy()
+  { 
+    myDlg->myBusy = false;
+  }
+  
+private:
+  SMESHGUI_ExtrusionAlongPathDlg* myDlg;
+};
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg()
+// function : SMESHGUI_ExtrusionAlongPathDlg()
 // purpose  : constructor
 //=================================================================================
-SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( QWidget* parent, SALOME_Selection* Sel, bool modal )
-     : QDialog( parent, "SMESHGUI_ExtrusionAlongPathDlg", modal, 
-               WStyle_Customize | WStyle_NormalBorder | WStyle_Title | WStyle_SysMenu | Qt::WDestructiveClose )
+SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theModule )
+  : QDialog( SMESH::GetDesktop( theModule ) ),
+    mySMESHGUI( theModule ),
+    mySelectionMgr( SMESH::GetSelectionMgr( theModule ) ),
+    myFilterDlg( 0 )
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg");
+  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;
-  QPixmap edgeImage  ( QAD_Desktop::getResourceManager()->loadPixmap( "SMESH", tr( "ICON_DLG_EDGE" ) ) );
-  QPixmap faceImage  ( QAD_Desktop::getResourceManager()->loadPixmap( "SMESH", tr( "ICON_DLG_TRIANGLE" ) ) );
-  QPixmap selectImage( QAD_Desktop::getResourceManager()->loadPixmap( "SMESH", tr( "ICON_SELECT" ) ) );
-  QPixmap addImage   ( QAD_Desktop::getResourceManager()->loadPixmap( "SMESH", tr( "ICON_APPEND" ) ) );
-  QPixmap removeImage( QAD_Desktop::getResourceManager()->loadPixmap( "SMESH", tr( "ICON_REMOVE" ) ) );
 
-  setCaption( tr( "EXTRUSION_ALONG_PATH" ) );
-  setSizeGripEnabled( TRUE );
+  setModal( false );
+  setAttribute( Qt::WA_DeleteOnClose, true );
+  setWindowTitle(tr("EXTRUSION_ALONG_PATH"));
+  setSizeGripEnabled(true);
 
-  QGridLayout* topLayout = new QGridLayout( this ); 
-  topLayout->setSpacing( 6 ); topLayout->setMargin( 11 );
+  QVBoxLayout* topLayout = new QVBoxLayout(this);
+  topLayout->setSpacing(SPACING);
+  topLayout->setMargin(MARGIN);
 
   /***************************************************************/
   // Elements type group box (1d / 2d elements)
-  ElementsTypeGrp = new QButtonGroup( tr( "SMESH_EXTRUSION" ), this );
-  ElementsTypeGrp->setColumnLayout( 0, Qt::Vertical );
-  ElementsTypeGrp->layout()->setSpacing( 0 );  ElementsTypeGrp->layout()->setMargin( 0 );
-  QGridLayout* ElementsTypeGrpLayout = new QGridLayout( ElementsTypeGrp->layout() );
-  ElementsTypeGrpLayout->setAlignment( Qt::AlignTop );
-  ElementsTypeGrpLayout->setSpacing( 6 ); ElementsTypeGrpLayout->setMargin( 11 );
-
-  Elements1dRB = new QRadioButton( ElementsTypeGrp );
-  Elements1dRB->setPixmap( edgeImage );
-  Elements2dRB = new QRadioButton( ElementsTypeGrp );
-  Elements2dRB->setPixmap( faceImage );
-  Elements1dRB->setChecked( true );
+  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
-  ElementsTypeGrpLayout->addWidget( Elements1dRB, 0, 0 );
-  ElementsTypeGrpLayout->addWidget( Elements2dRB, 0, 2 );
-  
+  ConstructorsBoxLayout->addWidget(Elements1dRB);
+  ConstructorsBoxLayout->addWidget(Elements2dRB);
+  GroupConstructors->addButton(Elements1dRB,  0);
+  GroupConstructors->addButton(Elements2dRB, 1);
+
   /***************************************************************/
   // Arguments group box
-  ArgumentsGrp = new QGroupBox( tr( "EXTRUSION_1D" ), this );
-  ArgumentsGrp->setColumnLayout( 0, Qt::Vertical );
-  ArgumentsGrp->layout()->setSpacing( 0 ); ArgumentsGrp->layout()->setMargin( 0 );
-  QGridLayout* ArgumentsGrpLayout = new QGridLayout( ArgumentsGrp->layout() );
-  ArgumentsGrpLayout->setAlignment( Qt::AlignTop );
-  ArgumentsGrpLayout->setSpacing( 6 ); ArgumentsGrpLayout->setMargin( 11 );
+  GroupArguments = new QGroupBox(tr("EXTRUSION_1D"), 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" ), ArgumentsGrp );
+  ElementsLab = new QLabel(tr("SMESH_ID_ELEMENTS"), GroupArguments);
 
-  SelectElementsButton = new QToolButton( ArgumentsGrp );
-  SelectElementsButton->setPixmap( selectImage );
+  SelectElementsButton = new QToolButton(GroupArguments);
+  SelectElementsButton->setIcon(selectImage);
 
-  ElementsLineEdit = new QLineEdit( ArgumentsGrp );
-  ElementsLineEdit->setValidator( new SMESHGUI_IdValidator( this ) );
+  ElementsLineEdit = new QLineEdit(GroupArguments);
+  ElementsLineEdit->setValidator(myIdValidator);
+  myFilterBtn = new QPushButton( tr( "SMESH_BUT_FILTER" ), GroupArguments );
+  connect(myFilterBtn,   SIGNAL(clicked()), this, SLOT(setFilters()));
 
   // Controls for the whole mesh selection
-  MeshCheck = new QCheckBox( tr( "SMESH_SELECT_WHOLE_MESH" ), ArgumentsGrp );
+  MeshCheck = new QCheckBox(tr("SMESH_SELECT_WHOLE_MESH"), GroupArguments);
 
   // Controls for path selection
-  PathGrp = new QGroupBox( tr( "SMESH_PATH" ), ArgumentsGrp );
-  PathGrp->setColumnLayout( 0, Qt::Vertical );
-  PathGrp->layout()->setSpacing( 0 ); PathGrp->layout()->setMargin( 0 );
-  QGridLayout* PathGrpLayout = new QGridLayout( PathGrp->layout() );
-  PathGrpLayout->setAlignment( Qt::AlignTop );
-  PathGrpLayout->setSpacing( 6 ); PathGrpLayout->setMargin( 11 );
-  
-  // Controls for path mesh selection
-  PathMeshLab = new QLabel( tr( "SMESH_PATH_MESH" ), PathGrp );
+  PathGrp = new QGroupBox(tr("SMESH_PATH"), GroupArguments);
+  QGridLayout* PathGrpLayout = new QGridLayout(PathGrp);
+  PathGrpLayout->setSpacing(SPACING); PathGrpLayout->setMargin(MARGIN);
 
-  SelectPathMeshButton = new QToolButton( PathGrp );
-  SelectPathMeshButton->setPixmap( selectImage );
-
-  PathMeshLineEdit = new QLineEdit( PathGrp );
-  PathMeshLineEdit->setReadOnly( true );
-
-  // Controls for path shape selection
-  PathShapeLab = new QLabel( tr( "SMESH_PATH_SHAPE" ), PathGrp );
+  // Controls for path mesh selection
+  QLabel* PathMeshLab = new QLabel(tr("SMESH_PATH_MESH"), PathGrp);
 
-  SelectPathShapeButton = new QToolButton( PathGrp );
-  SelectPathShapeButton->setPixmap( selectImage );
+  SelectPathMeshButton = new QToolButton(PathGrp);
+  SelectPathMeshButton->setIcon(selectImage);
 
-  PathShapeLineEdit = new QLineEdit( PathGrp );
-  PathShapeLineEdit->setReadOnly( true );
+  PathMeshLineEdit = new QLineEdit(PathGrp);
+  PathMeshLineEdit->setReadOnly(true);
 
   // Controls for path starting point selection
-  StartPointLab = new QLabel( tr( "SMESH_PATH_START" ), PathGrp );
+  QLabel* StartPointLab = new QLabel(tr("SMESH_PATH_START"), PathGrp);
 
-  SelectStartPointButton = new QToolButton( PathGrp );
-  SelectStartPointButton->setPixmap( selectImage );
+  SelectStartPointButton = new QToolButton(PathGrp);
+  SelectStartPointButton->setIcon(selectImage);
 
-  StartPointLineEdit = new QLineEdit( PathGrp );
-  StartPointLineEdit->setValidator( new QIntValidator( this ) );
+  StartPointLineEdit = new QLineEdit(PathGrp);
+  StartPointLineEdit->setValidator(new QIntValidator(this));
 
   // layouting
-  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 );
-
-  // Controls for angles defining
-  AnglesCheck = new QCheckBox( tr( "SMESH_USE_ANGLES" ), ArgumentsGrp );
-  
-  AnglesGrp = new QGroupBox( tr( "SMESH_ANGLES" ), ArgumentsGrp );
-  AnglesGrp->setColumnLayout( 0, Qt::Vertical );
-  AnglesGrp->layout()->setSpacing( 0 ); AnglesGrp->layout()->setMargin( 0 );
-  QGridLayout* AnglesGrpLayout = new QGridLayout( AnglesGrp->layout() );
-  AnglesGrpLayout->setAlignment( Qt::AlignTop );
-  AnglesGrpLayout->setSpacing( 6 ); AnglesGrpLayout->setMargin( 11 );
-  
-  AnglesList = new QListBox( AnglesGrp );
-  AnglesList->setSelectionMode( QListBox::Extended );
+  PathGrpLayout->addWidget(PathMeshLab,            0, 0);
+  PathGrpLayout->addWidget(SelectPathMeshButton,   0, 1);
+  PathGrpLayout->addWidget(PathMeshLineEdit,       0, 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);
+  BasePointGrp->setChecked(false);
+  QHBoxLayout* BasePointGrpLayout = new QHBoxLayout(BasePointGrp);
+  BasePointGrpLayout->setSpacing(SPACING); BasePointGrpLayout->setMargin(MARGIN);
+
+  SelectBasePointButton = new QToolButton(BasePointGrp);
+  SelectBasePointButton->setIcon(selectImage);
+
+  QLabel* XLab  = new QLabel(tr("SMESH_X"), BasePointGrp);
+  XSpin = new SMESHGUI_SpinBox(BasePointGrp);
+  QLabel* YLab  = new QLabel(tr("SMESH_Y"), BasePointGrp);
+  YSpin = new SMESHGUI_SpinBox(BasePointGrp);
+  QLabel* ZLab  = new QLabel(tr("SMESH_Z"), BasePointGrp);
+  ZSpin = new SMESHGUI_SpinBox(BasePointGrp);
 
-  AddAngleButton = new QToolButton( AnglesGrp ); 
-  AddAngleButton->setPixmap( addImage );
+  // layouting
+  BasePointGrpLayout->addWidget(SelectBasePointButton);
+  BasePointGrpLayout->addWidget(XLab);
+  BasePointGrpLayout->addWidget(XSpin);
+  BasePointGrpLayout->addWidget(YLab);
+  BasePointGrpLayout->addWidget(YSpin);
+  BasePointGrpLayout->addWidget(ZLab);
+  BasePointGrpLayout->addWidget(ZSpin);
 
-  RemoveAngleButton = new QToolButton( AnglesGrp ); 
-  RemoveAngleButton->setPixmap( removeImage );
+  AnglesGrp = new QGroupBox(tr("SMESH_ANGLES"), GroupArguments);
+  AnglesGrp->setCheckable(true);
+  AnglesGrp->setChecked(false);
+  QGridLayout* AnglesGrpLayout = new QGridLayout(AnglesGrp);
+  AnglesGrpLayout->setSpacing(SPACING); AnglesGrpLayout->setMargin(MARGIN);
 
-  AngleSpin = new SMESHGUI_SpinBox( AnglesGrp );
+  AnglesList = new QListWidget(AnglesGrp);
+  AnglesList->setSelectionMode(QListWidget::ExtendedSelection);
 
-  // layouting
-  QVBoxLayout* bLayout = new QVBoxLayout(); 
-  bLayout->addWidget( AddAngleButton );
-  bLayout->addSpacing( 6 );
-  bLayout->addWidget( RemoveAngleButton );
-  bLayout->addStretch();
-  AnglesGrpLayout->addMultiCellWidget( AnglesList, 0, 1, 0, 0 );
-  AnglesGrpLayout->addMultiCellLayout( bLayout,    0, 1, 1, 1 );
-  AnglesGrpLayout->addWidget(          AngleSpin,  0,    2    );
-  AnglesGrpLayout->setRowStretch( 1, 10 );
-  
-  // Controls for base point defining
-  BasePointCheck = new QCheckBox( tr( "SMESH_USE_BASE_POINT" ), ArgumentsGrp );
-
-  BasePointGrp = new QGroupBox( tr( "SMESH_BASE_POINT" ), ArgumentsGrp );
-  BasePointGrp->setColumnLayout( 0, Qt::Vertical );
-  BasePointGrp->layout()->setSpacing( 0 ); BasePointGrp->layout()->setMargin( 0 );
-  QGridLayout* BasePointGrpLayout = new QGridLayout( BasePointGrp->layout() );
-  BasePointGrpLayout->setAlignment( Qt::AlignTop );
-  BasePointGrpLayout->setSpacing( 6 ); BasePointGrpLayout->setMargin( 11 );
-  
-  SelectBasePointButton = new QToolButton( BasePointGrp );
-  SelectBasePointButton->setPixmap( selectImage );
+  AddAngleButton = new QToolButton(AnglesGrp);
+  AddAngleButton->setIcon(addImage);
+
+  RemoveAngleButton = new QToolButton(AnglesGrp);
+  RemoveAngleButton->setIcon(removeImage);
+
+  AngleSpin = new SMESHGUI_SpinBox(AnglesGrp);
 
-  XLab  = new QLabel( tr( "SMESH_X" ), BasePointGrp );
-  XSpin = new SMESHGUI_SpinBox( BasePointGrp );
-  YLab  = new QLabel( tr( "SMESH_Y" ), BasePointGrp );
-  YSpin = new SMESHGUI_SpinBox( BasePointGrp );
-  ZLab  = new QLabel( tr( "SMESH_Z" ), BasePointGrp );
-  ZSpin = new SMESHGUI_SpinBox( BasePointGrp );
+  LinearAnglesCheck = new QCheckBox(tr("LINEAR_ANGLES"), AnglesGrp);
 
   // layouting
-  BasePointGrpLayout->addWidget( SelectBasePointButton, 0, 0 );
-  BasePointGrpLayout->addWidget( XLab,                  0, 1 );
-  BasePointGrpLayout->addWidget( XSpin,                 0, 2 );
-  BasePointGrpLayout->addWidget( YLab,                  0, 3 );
-  BasePointGrpLayout->addWidget( YSpin,                 0, 4 );
-  BasePointGrpLayout->addWidget( ZLab,                  0, 5 );
-  BasePointGrpLayout->addWidget( ZSpin,                 0, 6 );
+  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->setRowMinimumHeight(1, 10);
+  AnglesGrpLayout->setRowStretch(3, 10);
+
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  MakeGroupsCheck->setChecked(true);
 
   // layouting
-  ArgumentsGrpLayout->addWidget(          ElementsLab,            0,    0    );
-  ArgumentsGrpLayout->addWidget(          SelectElementsButton,   0,    1    );
-  ArgumentsGrpLayout->addWidget(          ElementsLineEdit,       0,    2    );
-  ArgumentsGrpLayout->addMultiCellWidget( MeshCheck,              1, 1, 0, 2 );
-  ArgumentsGrpLayout->addMultiCellWidget( PathGrp,                2, 2, 0, 2 );
-  ArgumentsGrpLayout->addWidget(          AnglesCheck,            3,    0    );
-  ArgumentsGrpLayout->addMultiCellWidget( AnglesGrp,              3, 4, 1, 2 );
-  ArgumentsGrpLayout->addWidget(          BasePointCheck,         5,    0    );
-  ArgumentsGrpLayout->addMultiCellWidget( BasePointGrp,           5, 6, 1, 2 );
-  ArgumentsGrpLayout->setRowStretch( 4, 10 );
+  GroupArgumentsLayout->addWidget(ElementsLab,          0, 0);
+  GroupArgumentsLayout->addWidget(SelectElementsButton, 0, 1);
+  GroupArgumentsLayout->addWidget(ElementsLineEdit,     0, 2);
+  GroupArgumentsLayout->addWidget(myFilterBtn,          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);
 
   /***************************************************************/
   // common buttons group box
-  ButtonsGrp = new QGroupBox( this );
-  ButtonsGrp->setColumnLayout( 0, Qt::Vertical );
-  ButtonsGrp->layout()->setSpacing( 0 ); ButtonsGrp->layout()->setMargin( 0 );
-  QGridLayout* ButtonsGrpLayout = new QGridLayout( ButtonsGrp->layout() );
-  ButtonsGrpLayout->setAlignment( Qt::AlignTop );
-  ButtonsGrpLayout->setSpacing( 6 ); ButtonsGrpLayout->setMargin( 11 );
+  GroupButtons = new QGroupBox(this);
+  QHBoxLayout* GroupButtonsLayout = new QHBoxLayout(GroupButtons);
+  GroupButtonsLayout->setSpacing(SPACING); GroupButtonsLayout->setMargin(MARGIN);
 
-  OkButton = new QPushButton( tr( "SMESH_BUT_OK" ), ButtonsGrp );
-  OkButton->setAutoDefault( true );
-  OkButton->setDefault( true );
+  OkButton = new QPushButton(tr("SMESH_BUT_APPLY_AND_CLOSE"), GroupButtons);
+  OkButton->setAutoDefault(true);
+  OkButton->setDefault(true);
 
-  ApplyButton = new QPushButton( tr( "SMESH_BUT_APPLY" ), ButtonsGrp );
-  ApplyButton->setAutoDefault( true );
+  ApplyButton = new QPushButton(tr("SMESH_BUT_APPLY"), GroupButtons);
+  ApplyButton->setAutoDefault(true);
 
-  CloseButton = new QPushButton( tr( "SMESH_BUT_CLOSE" ), ButtonsGrp );
-  CloseButton->setAutoDefault( true );
+  CloseButton = new QPushButton(tr("SMESH_BUT_CLOSE"), GroupButtons);
+  CloseButton->setAutoDefault(true);
+
+  HelpButton = new QPushButton(tr("SMESH_BUT_HELP"), GroupButtons);
+  HelpButton->setAutoDefault(true);
 
   // layouting
-  ButtonsGrpLayout->addWidget( OkButton,    0, 0 );
-  ButtonsGrpLayout->addWidget( ApplyButton, 0, 1 );
-  ButtonsGrpLayout->addWidget( CloseButton, 0, 3 );
-  ButtonsGrpLayout->addColSpacing( 2, 10 );
-  ButtonsGrpLayout->setColStretch( 2, 10 );
+  GroupButtonsLayout->addWidget(OkButton);
+  GroupButtonsLayout->addSpacing(10);
+  GroupButtonsLayout->addWidget(ApplyButton);
+  GroupButtonsLayout->addSpacing(10);
+  GroupButtonsLayout->addStretch();
+  GroupButtonsLayout->addWidget(CloseButton);
+  GroupButtonsLayout->addWidget(HelpButton);
 
   /***************************************************************/
   // layouting
-  topLayout->addWidget( ElementsTypeGrp, 0, 0 );
-  topLayout->addWidget( ArgumentsGrp,    1, 0 );
-  topLayout->addWidget( ButtonsGrp,      2, 0 );
+  topLayout->addWidget(ConstructorsBox);
+  topLayout->addWidget(GroupArguments);
+  topLayout->addWidget(GroupButtons);
 
   /***************************************************************/
   // Initialisations
-  XSpin->RangeStepAndValidator( -999999.999, +999999.999, 10.0, 3 );
-  YSpin->RangeStepAndValidator( -999999.999, +999999.999, 10.0, 3 );
-  ZSpin->RangeStepAndValidator( -999999.999, +999999.999, 10.0, 3 );
-  AngleSpin->RangeStepAndValidator( -999999.999, +999999.999, 5.0, 3 );
-  mySelection = Sel;  
-  mySMESHGUI = SMESHGUI::GetSMESHGUI() ;
-  mySMESHGUI->SetActiveDialogBox( this ) ;
-  
+  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);
+
+  mySelector = (SMESH::GetViewWindow( mySMESHGUI ))->GetSelector();
+
+  mySMESHGUI->SetActiveDialogBox(this);
+
   // Costruction of the logical filter for the elements: mesh/sub-mesh/group
-  SMESH_ListOfFilter aListOfFilters;
-  Handle(SMESH_TypeFilter) aMeshOrSubMeshFilter = new SMESH_TypeFilter( MESHorSUBMESH );
-  if ( !aMeshOrSubMeshFilter.IsNull() )
-    aListOfFilters.Append( aMeshOrSubMeshFilter );
-  Handle(SMESH_TypeFilter) aSmeshGroupFilter = new SMESH_TypeFilter( GROUP );
-  if ( !aSmeshGroupFilter.IsNull() )
-    aListOfFilters.Append( aSmeshGroupFilter );
-  
-  myElementsFilter = new SMESH_LogicalFilter( aListOfFilters, SMESH_LogicalFilter::LO_OR );
-  
-  myPathMeshFilter = new SMESH_TypeFilter( MESH );
-  
-  Init();
+  SMESH_TypeFilter* aMeshOrSubMeshFilter = new SMESH_TypeFilter (MESHorSUBMESH);
+  SMESH_TypeFilter* aSmeshGroupFilter    = new SMESH_TypeFilter (GROUP);
 
-  /***************************************************************/
-  // signals-slots connections
-  connect( OkButton,     SIGNAL( clicked() ), this, SLOT( ClickOnOk() ) );
-  connect( CloseButton,  SIGNAL( clicked() ), this, SLOT( reject() ) ) ;
-  connect( ApplyButton,  SIGNAL( clicked() ), this, SLOT( ClickOnApply() ) );
+  QList<SUIT_SelectionFilter*> aListOfFilters;
+  if (aMeshOrSubMeshFilter) aListOfFilters.append(aMeshOrSubMeshFilter);
+  if (aSmeshGroupFilter)    aListOfFilters.append(aSmeshGroupFilter);
 
-  connect( AddAngleButton,    SIGNAL( clicked() ), this, SLOT( OnAngleAdded() ) );
-  connect( RemoveAngleButton, SIGNAL( clicked() ), this, SLOT( OnAngleRemoved() ) );
+  myElementsFilter = new SMESH_LogicalFilter (aListOfFilters, SMESH_LogicalFilter::LO_OR);
+  //myPathMeshFilter = new SMESH_TypeFilter (MESH);
+  myPathMeshFilter = new SMESH_TypeFilter(MESHorSUBMESH);
 
-  connect( ElementsTypeGrp, SIGNAL( clicked( int ) ), SLOT( TypeChanged( 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( mySMESHGUI,  SIGNAL( SignalDeactivateActiveDialog() ), this, SLOT( DeactivateActiveDialog() ) ) ;
-  connect( mySelection, SIGNAL( currentSelectionChanged() ),      this, SLOT( SelectionIntoArgument() ) );
-  connect( mySMESHGUI,  SIGNAL( SignalCloseAllDialogs() ),        this, SLOT( reject() ) ) ;
-
-  connect( ElementsLineEdit, SIGNAL( textChanged( const QString& ) ),
-          SLOT( onTextChange( const QString& ) ) );
-  connect( StartPointLineEdit, SIGNAL( textChanged( const QString& ) ),
-          SLOT( onTextChange( const QString& ) ) );
-
-  connect( MeshCheck,      SIGNAL( toggled( bool ) ), SLOT( onSelectMesh() ) );
-  connect( AnglesCheck,    SIGNAL( toggled( bool ) ), SLOT( onAnglesCheck() ) );
-  connect( BasePointCheck, SIGNAL( toggled( bool ) ), SLOT( onBasePointCheck() ) );
-
-  AnglesList->installEventFilter( this );
-  ElementsLineEdit->installEventFilter( this );
-  StartPointLineEdit->installEventFilter( this );
-  XSpin->editor()->installEventFilter( this );
-  YSpin->editor()->installEventFilter( this );
-  ZSpin->editor()->installEventFilter( this );
+  myHelpFileName = "extrusion_along_path_page.html";
+
+  Init();
 
   /***************************************************************/
-  // set position and show dialog box
-  int x, y ;
-  mySMESHGUI->DefineDlgPosition( this, x, y ) ;
-  this->move( x, y ) ;
-  this->show() ; // displays Dialog
+  // signals-slots connections
+  connect(OkButton,     SIGNAL(clicked()), this, SLOT(ClickOnOk()));
+  connect(CloseButton,  SIGNAL(clicked()), this, SLOT(reject()));
+  connect(ApplyButton,  SIGNAL(clicked()), this, SLOT(ClickOnApply()));
+  connect(HelpButton,   SIGNAL(clicked()), this, SLOT(ClickOnHelp()));
+
+  connect(AddAngleButton,    SIGNAL(clicked()), this, SLOT(OnAngleAdded()));
+  connect(RemoveAngleButton, 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(SelectStartPointButton, SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));
+  connect(SelectBasePointButton,  SIGNAL(clicked()), 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(ElementsLineEdit, SIGNAL(textChanged(const QString&)),
+          SLOT(onTextChange(const QString&)));
+  connect(StartPointLineEdit, SIGNAL(textChanged(const QString&)),
+          SLOT(onTextChange(const QString&)));
+
+  connect(MeshCheck,      SIGNAL(toggled(bool)), SLOT(onSelectMesh()));
+
+  AnglesList->installEventFilter(this);
+  ElementsLineEdit->installEventFilter(this);
+  StartPointLineEdit->installEventFilter(this);
+  XSpin->editor()->installEventFilter(this);
+  YSpin->editor()->installEventFilter(this);
+  ZSpin->editor()->installEventFilter(this);
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::~SMESHGUI_ExtrusionAlongPathDlg()
+// function : ~SMESHGUI_ExtrusionAlongPathDlg()
 // purpose  : destructor
 //=================================================================================
 SMESHGUI_ExtrusionAlongPathDlg::~SMESHGUI_ExtrusionAlongPathDlg()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::~SMESHGUI_ExtrusionAlongPathDlg");
   // no need to delete child widgets, Qt does it all for us
-}
-
-//=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::eventFilter
-// purpose  : event filter
-//=================================================================================
-bool SMESHGUI_ExtrusionAlongPathDlg::eventFilter( QObject* object, QEvent* event )
-{
-  if ( event->type() == QEvent::KeyPress ) {
-    QKeyEvent* ke = ( QKeyEvent* )event;
-    if ( object == AnglesList ) {
-      if ( ke->key() == Key_Delete )
-       OnAngleRemoved();
-    }
+  if ( myFilterDlg != 0 ) {
+    myFilterDlg->setParent( 0 );
+    delete myFilterDlg;
   }
-  else if ( event->type() == QEvent::FocusIn ) {
-    if ( object == ElementsLineEdit ) {
-      if ( myEditCurrentArgument != ElementsLineEdit )
-       SetEditCurrentArgument( SelectElementsButton );
-    }
-    else if ( object == StartPointLineEdit ) {
-      if ( myEditCurrentArgument != StartPointLineEdit )
-       SetEditCurrentArgument( SelectStartPointButton );
-    }
-    else if ( object == XSpin->editor() || object == YSpin->editor() || object == ZSpin->editor() ) {
-      if ( myEditCurrentArgument != XSpin )
-       SetEditCurrentArgument( SelectBasePointButton );
-    }
-  }
-  return QDialog::eventFilter( object, event );
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::Init()
+// function : Init()
 // purpose  : initialization
 //=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::Init( bool ResetControls )
+void SMESHGUI_ExtrusionAlongPathDlg::Init (bool ResetControls)
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::Init");
   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();
   PathMeshLineEdit->clear();
-  PathShapeLineEdit->clear();
   StartPointLineEdit->clear();
 
-  if( ResetControls ) {
-    XSpin->SetValue( 0.0 );
-    YSpin->SetValue( 0.0 );
-    ZSpin->SetValue( 0.0 );
-    
-    AngleSpin->SetValue( 45 );
-    MeshCheck->setChecked( false );
-    TypeChanged( 0 );
+  if (ResetControls) {
+    XSpin->SetValue(0.0);
+    YSpin->SetValue(0.0);
+    ZSpin->SetValue(0.0);
+
+    AngleSpin->SetValue(45);
+    MeshCheck->setChecked(false);
+    ConstructorsClicked(0);
     onSelectMesh();
-    onAnglesCheck();
-    onBasePointCheck();
   }
-  SetEditCurrentArgument( 0 );
+  SetEditCurrentArgument(0);
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::TypeChanged()
-// purpose  : Called when user changes type of elements ( 1d / 2d )
+// function : ConstructorsClicked()
+// purpose  : Called when user changes type of elements (1d / 2d)
 //=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::TypeChanged( int type )
+void SMESHGUI_ExtrusionAlongPathDlg::ConstructorsClicked (int type)
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::TypeChanged");
-  if ( myType != type ) {
-    disconnect( mySelection, 0, this, 0 );
-    
-    if ( type == 0 )
-      ArgumentsGrp->setTitle( tr( "EXTRUSION_1D" ) );
-    else if ( type == 1 )
-      ArgumentsGrp->setTitle( tr( "EXTRUSION_2D" ) );
-    
-    // clear elements ID list
-    if ( !MeshCheck->isChecked() ) {
-      ElementsLineEdit->clear();
-    }
-    // set selection mode if necessary
-    if( myEditCurrentArgument == ElementsLineEdit ) {
-      mySelection->ClearIObjects();
-      mySelection->ClearFilters();
-      SMESH::SetPickable();
-  
-      SMESH::SetPointRepresentation( false );
-      if ( MeshCheck->isChecked() ) {
-       QAD_Application::getDesktop()->SetSelectionMode( ActorSelection );
-       mySelection->AddFilter( myElementsFilter );
-      }
-      else  {
-       if ( type == 0 )
-         QAD_Application::getDesktop()->SetSelectionMode( EdgeSelection, true );
-       if ( type == 1 )
-         QAD_Application::getDesktop()->SetSelectionMode( FaceSelection, true );
-      }
+  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( mySelection, SIGNAL( currentSelectionChanged() ), this, SLOT( SelectionIntoArgument() ) );
   }
-  myType = type;
-} 
+  connect(mySelectionMgr, SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument()));
 
+  myType = type;
+}
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
+// function : ClickOnApply()
 // purpose  : Called when user presses <Apply> button
 //=================================================================================
 bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply");
-  if ( mySMESHGUI->ActiveStudyLocked() ) {
+  if (mySMESHGUI->isActiveStudyLocked())
     return false;
-  }
-  
-  if( myMesh->_is_nil() || MeshCheck->isChecked() && myIDSource->_is_nil() || !myMeshActor || myPathMesh->_is_nil() || myPathShape->_is_nil() ) {
+
+  //if (myMesh->_is_nil() || MeshCheck->isChecked() && myIDSource->_is_nil() ||
+  //    !myMeshActor || myPathMesh->_is_nil() || myPathShape->_is_nil())
+  if ( myMesh->_is_nil() || MeshCheck->isChecked() && myIDSource->_is_nil() ||
+       !myMeshActor || 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 on ->
-    // get all elements of the required type from the object selected
-
-    // if MESH object is selected
-    if ( !CORBA::is_nil( SMESH::SMESH_Mesh::_narrow( myIDSource ) ) ) {
-      // get mesh
-      SMESH::SMESH_Mesh_var aMesh = SMESH::SMESH_Mesh::_narrow( myIDSource );
-      // get IDs from mesh...
-      if ( Elements1dRB->isChecked() )
-       // 1d elements
-       anElementsId = aMesh->GetElementsByType( SMESH::EDGE );
-      else if ( Elements2dRB->isChecked() ) {
-       anElementsId = aMesh->GetElementsByType( SMESH::FACE );
-      }
-    }
-    // SUBMESH is selected
-    if ( !CORBA::is_nil( SMESH::SMESH_subMesh::_narrow( myIDSource ) ) ) {
-      // get submesh
-      SMESH::SMESH_subMesh_var aSubMesh = SMESH::SMESH_subMesh::_narrow( myIDSource );
-      // get IDs from submesh
-      if ( Elements1dRB->isChecked() )
-       // 1d elements
-       anElementsId = aSubMesh->GetElementsByType( SMESH::EDGE );
-      else if ( Elements2dRB->isChecked() )
-       // 2d elements
-       anElementsId = aSubMesh->GetElementsByType( SMESH::FACE );
-    }  
-    // GROUP is selected
-    if ( !CORBA::is_nil( SMESH::SMESH_GroupBase::_narrow( myIDSource ) ) ) {
-      // get smesh group
-      SMESH::SMESH_GroupBase_var aGroup = SMESH::SMESH_GroupBase::_narrow( myIDSource );
-      // get IDs from group
-      // 1d elements or 2d elements
-      if ( Elements1dRB->isChecked() && aGroup->GetType() == SMESH::EDGE ||
-          Elements2dRB->isChecked() && aGroup->GetType() == SMESH::FACE )
-       anElementsId = aGroup->GetListOfID();
-    }
-  }
-  else {
+  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 = QStringList::split( " ", ElementsLineEdit->text(), false );
+    if (aMesh) {
+      QStringList aListElementsId = ElementsLineEdit->text().split(" ", QString::SkipEmptyParts);
       anElementsId = new SMESH::long_array;
-      anElementsId->length( aListElementsId.count() );
+      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;
-         }
-       }
+      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 );
+      anElementsId->length(j);
+    }
+
+    if (anElementsId->length() <= 0) {
+      return false;
     }
-  }
-      
-  if ( anElementsId->length() <= 0 ) {
-    return false;
   }
 
-  if ( StartPointLineEdit->text().stripWhiteSpace().isEmpty() ) {
+  if (StartPointLineEdit->text().trimmed().isEmpty()) {
     return false;
   }
-  
+
   bool bOk;
-  long aNodeStart = StartPointLineEdit->text().toLong( &bOk );
-  if ( !bOk ) {
+  long aNodeStart = StartPointLineEdit->text().toLong(&bOk);
+  if (!bOk) {
     return false;
   }
-  
+
+  QStringList aParameters;
+
   // get angles
   SMESH::double_array_var anAngles = new SMESH::double_array;
-  if ( AnglesCheck->isChecked() ) {
-    anAngles->length( AnglesList->count() );
+  if (AnglesGrp->isChecked()) {
+    anAngles->length(myAnglesList.count());
     int j = 0;
-    bool bOk;
-    for ( int i = 0; i < AnglesList->count(); i++ ) {
-      double angle = AnglesList->text( i ).toDouble( &bOk );
-      if  ( bOk )
-       anAngles[ j++ ] = angle*PI/180;
+    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 );
+    anAngles->length(j);
   }
 
   // get base point
   SMESH::PointStruct aBasePoint;
-  if ( BasePointCheck->isChecked() ) {
+  if (BasePointGrp->isChecked()) {
     aBasePoint.x = XSpin->GetValue();
     aBasePoint.y = YSpin->GetValue();
     aBasePoint.z = ZSpin->GetValue();
   }
-  
+
+  aParameters << XSpin->text();
+  aParameters << YSpin->text();
+  aParameters << ZSpin->text();
+
   try {
-    QAD_WaitCursor wc;
+    SUIT_OverrideCursor wc;
     SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
-    SMESH::SMESH_MeshEditor::Extrusion_Error retVal = 
-      aMeshEditor->ExtrusionAlongPath( anElementsId.inout(), myPathMesh, myPathShape, aNodeStart, 
-                                      AnglesCheck->isChecked(), anAngles.inout(), 
-                                      BasePointCheck->isChecked(), aBasePoint );
+    //if ( LinearAnglesCheck->isChecked() ) {
+    //  anAngles = aMeshEditor->LinearAnglesVariation( myPathMesh, myPathShape, anAngles );
+    //}
+
+    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);
+    }
+    */
+
+    bool NeedGroups = ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() );
+    SMESH::ElementType ElemType = SMESH::FACE;
+    if( GetConstructorId() == 0 )
+      ElemType = SMESH::EDGE;
+    if( !MeshCheck->isChecked() ) {
+      SMESH::ListOfGroups_var groups = 
+        aMeshEditor->ExtrusionAlongPathX(anElementsId, myPath, aNodeStart, AnglesGrp->isChecked(),
+                                         anAngles, LinearAnglesCheck->isChecked(),
+                                         BasePointGrp->isChecked(), aBasePoint,
+                                         NeedGroups, ElemType, retVal);
+    }
+    else {
+      SMESH::ListOfGroups_var groups = 
+        aMeshEditor->ExtrusionAlongPathObjX(myIDSource, myPath, aNodeStart, AnglesGrp->isChecked(),
+                                          anAngles, LinearAnglesCheck->isChecked(),
+                                          BasePointGrp->isChecked(), aBasePoint,
+                                          NeedGroups, ElemType, retVal);
+    }
+
 
-    wc.stop();
-    switch ( retVal ) {
+    if( retVal == SMESH::SMESH_MeshEditor::EXTR_OK )
+      myMesh->SetParameters( aParameters.join(":").toLatin1().constData() );
+
+    //wc.stop();
+    wc.suspend();
+    switch (retVal) {
     case SMESH::SMESH_MeshEditor::EXTR_NO_ELEMENTS:
-      QAD_MessageBox::warn1( QAD_Application::getDesktop(),
-                            tr( "SMESH_ERROR" ),
-                            tr( "NO_ELEMENTS_SELECTED" ),
-                            tr( "SMESH_BUT_OK" ) );
+      SUIT_MessageBox::warning(this,
+                               tr("SMESH_ERROR"),
+                               tr("NO_ELEMENTS_SELECTED"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_PATH_NOT_EDGE:
-      QAD_MessageBox::warn1( QAD_Application::getDesktop(),
-                            tr( "SMESH_ERROR" ),
-                            tr( "SELECTED_PATH_IS_NOT_EDGE" ),
-                            tr( "SMESH_BUT_OK" ) );
+      SUIT_MessageBox::warning(this,
+                               tr("SMESH_ERROR"),
+                               tr("SELECTED_PATH_IS_NOT_EDGE"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_BAD_PATH_SHAPE:
-      QAD_MessageBox::warn1( QAD_Application::getDesktop(),
-                            tr( "SMESH_ERROR" ),
-                            tr( "BAD_SHAPE_TYPE" ),
-                            tr( "SMESH_BUT_OK" ) );
+      SUIT_MessageBox::warning(this,
+                               tr("SMESH_ERROR"),
+                               tr("BAD_SHAPE_TYPE"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_BAD_STARTING_NODE:
-      QAD_MessageBox::warn1( QAD_Application::getDesktop(),
-                            tr( "SMESH_ERROR" ),
-                            tr( "EXTR_BAD_STARTING_NODE" ),
-                            tr( "SMESH_BUT_OK" ) );
+      SUIT_MessageBox::warning(this,
+                               tr("SMESH_ERROR"),
+                               tr("EXTR_BAD_STARTING_NODE"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_BAD_ANGLES_NUMBER:
-      QAD_MessageBox::warn1( QAD_Application::getDesktop(),
-                            tr( "SMESH_ERROR" ),
-                            tr( "WRONG_ANGLES_NUMBER" ),
-                            tr( "SMESH_BUT_OK" ) );
+      SUIT_MessageBox::warning(this,
+                               tr("SMESH_ERROR"),
+                               tr("WRONG_ANGLES_NUMBER"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_CANT_GET_TANGENT:
-      QAD_MessageBox::warn1( QAD_Application::getDesktop(),
-                            tr( "SMESH_ERROR" ),
-                            tr( "CANT_GET_TANGENT" ),
-                            tr( "SMESH_BUT_OK" ) );
+      SUIT_MessageBox::warning(this,
+                               tr("SMESH_ERROR"),
+                               tr("CANT_GET_TANGENT"));
       return false; break;
     case SMESH::SMESH_MeshEditor::EXTR_OK:
       break;
     }
-  }
-  catch( ... ) {
+  } catch (...) {
     return false;
   }
-    
-  mySelection->ClearIObjects();
-  SMESH::UpdateView();
-  Init( false );
-  TypeChanged( GetConstructorId() );
+
+  //mySelectionMgr->clearSelected();
+  SMESH::Update( myMeshActor->getIO(), myMeshActor->GetVisibility() );
+  if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+    mySMESHGUI->updateObjBrowser(true); // new groups may appear
+  //SMESH::UpdateView();
+  Init(false);
+  ConstructorsClicked(GetConstructorId());
   return true;
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::ClickOnOk()
+// function : ClickOnOk()
 // purpose  : Called when user presses <OK> button
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::ClickOnOk()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::ClickOnOk");
-  if ( !ClickOnApply() )
-    return;
-  reject();
+  if (ClickOnApply())
+    reject();
+}
+
+//=================================================================================
+// function : ClickOnHelp()
+// purpose  :
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::ClickOnHelp()
+{
+  LightApp_Application* app = (LightApp_Application*)(SUIT_Session::session()->activeApplication());
+  if (app) 
+    app->onHelpContextModule(mySMESHGUI ? app->moduleName(mySMESHGUI->moduleName()) : QString(""), myHelpFileName);
+  else {
+    QString platform;
+#ifdef WIN32
+    platform = "winapplication";
+#else
+    platform = "application";
+#endif
+    SUIT_MessageBox::warning(this, tr("WRN_WARNING"),
+                             tr("EXTERNAL_BROWSER_CANNOT_SHOW_PAGE").
+                             arg(app->resourceMgr()->stringValue("ExternalBrowser", 
+                                                                 platform)).
+                             arg(myHelpFileName));
+  }
+}
+
+//=================================================================================
+// function : reject()
+// purpose  : Called when dialog box is closed
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::reject()
+{
+  disconnect(mySelectionMgr, 0, this, 0);
+  mySelectionMgr->clearFilters();
+  //mySelectionMgr->clearSelected();
+  if (SMESH::GetCurrentVtkView()) {
+    SMESH::RemoveFilters(); // PAL6938 -- clean all mesh entity filters
+    SMESH::SetPointRepresentation(false);
+    SMESH::SetPickable();
+  }
+  if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+    aViewWindow->SetSelectionMode(ActorSelection);
+  mySMESHGUI->ResetState();
+  QDialog::reject();
 }
 
 //=======================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::onTextChange
-// purpose  : 
+// function : onTextChange()
+// purpose  :
 //=======================================================================
-
-void SMESHGUI_ExtrusionAlongPathDlg::onTextChange(const QString& theNewText)
+void SMESHGUI_ExtrusionAlongPathDlg::onTextChange (const QString& theNewText)
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::onTextChange");
   QLineEdit* send = (QLineEdit*)sender();
-  if ( send != StartPointLineEdit && send != ElementsLineEdit )
-    send = ElementsLineEdit;
 
   // return if busy
-  if ( myBusy ) 
-    return;
+  if (myBusy) return;
 
   // set busy flag
-  SetBusy sb( this );
-  
-  if ( send == ElementsLineEdit && myEditCurrentArgument == ElementsLineEdit ) {
+  SetBusy sb (this);
+
+  if (send != StartPointLineEdit && send != ElementsLineEdit)
+    send = ElementsLineEdit;
+
+  if (send == ElementsLineEdit && myEditCurrentArgument == ElementsLineEdit) {
     // hilight entered elements
     SMDS_Mesh* aMesh = 0;
-    if ( myMeshActor )
+    if (myMeshActor)
       aMesh = myMeshActor->GetObject()->GetMesh();
-    if ( aMesh ) {
-      mySelection->ClearIObjects();
-      mySelection->AddIObject( myMeshActor->getIO() );
-      
-      QStringList aListId = QStringList::split( " ", theNewText, false );
+
+    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;
-      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 ) {
-             if ( !mySelection->IsIndexSelected( myMeshActor->getIO(), e->GetID() ) )
-               mySelection->AddOrRemoveIndex( myMeshActor->getIO(), e->GetID(), true );
-           }
-         }
-       }
+      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 );
+  else if (send == StartPointLineEdit &&
+             myEditCurrentArgument == StartPointLineEdit) {
+    if (!myPath->_is_nil()) {
+      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPath);
       SMDS_Mesh* aMesh = 0;
-      if ( aPathActor )
-       aMesh = aPathActor->GetObject()->GetMesh();
-      if ( aMesh ) {
-       mySelection->ClearIObjects();
-       mySelection->AddIObject( aPathActor->getIO() );
-      
-       bool bOk;
-       long ind = theNewText.toLong( &bOk );
-       if ( bOk ) {
-         const SMDS_MeshNode* n = aMesh->FindNode( ind );
-         if ( n ) {
-           if ( !mySelection->IsIndexSelected( aPathActor->getIO(), n->GetID() ) ) {
-             mySelection->AddOrRemoveIndex( aPathActor->getIO(), n->GetID(), true );
-           }
-         }
-       }
+      if (aPathActor)
+        aMesh = aPathActor->GetObject()->GetMesh();
+      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())) {
+            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 );
+          }
+        }
       }
     }
   }
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
+// function : SelectionIntoArgument()
 // purpose  : Called when selection as changed or other case
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument");
-  // return if busy
-  if ( myBusy ) 
-    return;
-  
+  if (myBusy) return;
+
   // return if dialog box is inactive
-  if ( !ButtonsGrp->isEnabled() )
+  if (!GroupButtons->isEnabled())
     return;
 
   // selected objects count
-  int nbSel = mySelection->IObjectCount();
+  const SALOME_ListIO& aList = mySelector->StoredIObjects();
+  int nbSel = aList.Extent();
+  if (nbSel != 1)
+    return;
 
   // set busy flag
-  SetBusy sb( this );
+  SetBusy sb (this);
 
-  if ( myEditCurrentArgument == ElementsLineEdit ) {
+  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;
-    
-    // only one object is acceptable
-    if( nbSel != 1 )
-      return;
 
     // try to get mesh from selection
-    Handle( SALOME_InteractiveObject ) IO = mySelection->firstIObject();
-    myMesh = SMESH::GetMeshByIO( IO );
-    if( myMesh->_is_nil() )
+    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 )
+    myMeshActor = SMESH::FindActorByObject(myMesh);
+    if (!myMeshActor)
       return;
 
-    if ( MeshCheck->isChecked() ) {
+    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( mySelection, aString );
+      SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
 
-      myIDSource = SMESH::IObjectToInterface<SMESH::SMESH_IDSource>( IO );
-      ElementsLineEdit->setText( aString );
-    }
-    else {
+      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( mySelection, aString );
-      ElementsLineEdit->setText( aString );
+      //int aNbUnits = SMESH::GetNameOfSelectedElements(mySelectionMgr, aString);
+      SMESH::GetNameOfSelectedElements(mySelector, IO, aString);
+      ElementsLineEdit->setText(aString);
     }
   }
-  else if ( myEditCurrentArgument == PathMeshLineEdit ) {
+  else if (myEditCurrentArgument == PathMeshLineEdit) {
     // 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();
-
-    // only one object is acceptable
-    if( nbSel != 1 )
-      return;
-
+    
     // try to get mesh from selection
-    Handle( SALOME_InteractiveObject ) IO = mySelection->firstIObject();
-    myPathMesh = SMESH::IObjectToInterface<SMESH::SMESH_Mesh>( IO );
-    if( myPathMesh->_is_nil() )
-      return;
-
-    QString aString;
-    SMESH::GetNameOfSelectedIObjects( mySelection, 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;
-
-    // only one object is acceptable
-    if( nbSel != 1 )
+    Handle(SALOME_InteractiveObject) IO = aList.First();
+    myPath = SMESH::IObjectToInterface<SMESH::SMESH_IDSource>(IO);
+    if( myPath->_is_nil() )
       return;
-
-    // try to get shape from selection
-    Handle( SALOME_InteractiveObject ) IO = mySelection->firstIObject();
-    myPathShape = SMESH::IObjectToInterface<GEOM::GEOM_Object>( IO );
-    if ( myPathShape->_is_nil() )
-      return;
-
+    
     QString aString;
-    SMESH::GetNameOfSelectedIObjects( mySelection, aString );
-    PathShapeLineEdit->setText( aString );
+    SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
+    PathMeshLineEdit->setText(aString);
   }
-  else if ( myEditCurrentArgument == StartPointLineEdit ) {
+  else if (myEditCurrentArgument == StartPointLineEdit) {
     // 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() )
-      return;
-
-    // only one object is acceptable
-    if( nbSel != 1 )
+    if( myPath->_is_nil() )
       return;
 
     // try to get shape from selection
-    Handle( SALOME_InteractiveObject ) IO = mySelection->firstIObject();
+    Handle(SALOME_InteractiveObject) IO = aList.First();
+
+    SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPath);
+    if ( !aPathActor )
+      return;
     
     QString aString;
-    int aNbUnits = SMESH::GetNameOfSelectedElements( mySelection, aString );
-    if ( aNbUnits == 1 )
-      StartPointLineEdit->setText( aString.stripWhiteSpace() );
-  }
-  else if ( myEditCurrentArgument == XSpin ) {
+    int aNbUnits = SMESH::GetNameOfSelectedElements(mySelector, aPathActor->getIO(), aString);
+    if (aNbUnits == 1)
+      StartPointLineEdit->setText(aString.trimmed());
+
+  } else if (myEditCurrentArgument == XSpin) {
     // we are now selecting base point
     // reset is not performed here!
 
     // return if is not enabled
-    if ( !BasePointGrp->isEnabled() ) 
+    if (!BasePointGrp->isChecked())
       return;
 
-    // only one object is acceptable
-    if( nbSel != 1 )
-      return;
-    
     // try to get shape from selection
-    Handle( SALOME_InteractiveObject ) IO = mySelection->firstIObject();
-    
+    Handle(SALOME_InteractiveObject) IO = aList.First();
+
     // check if geom vertex is selected
-    GEOM::GEOM_Object_var aGeomObj = SMESH::IObjectToInterface<GEOM::GEOM_Object>( IO );
+    GEOM::GEOM_Object_var aGeomObj = SMESH::IObjectToInterface<GEOM::GEOM_Object>(IO);
     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() );
+    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());
       }
       return;
     }
 
     // check if smesh node is selected
-    SMESH::SMESH_Mesh_var aMesh = SMESH::GetMeshByIO( IO );
-    if( aMesh->_is_nil() )
+    SMESH::SMESH_Mesh_var aMesh = SMESH::GetMeshByIO(IO);
+    if (aMesh->_is_nil())
       return;
 
     QString aString;
-    int aNbUnits = SMESH::GetNameOfSelectedNodes( mySelection, aString );
+    int aNbUnits = SMESH::GetNameOfSelectedNodes(mySelector, myMeshActor->getIO(), aString);
     // return if more than one node is selected
-    if( aNbUnits != 1 )
+    if (aNbUnits != 1)
       return;
-      
-    SMESH_Actor* aMeshActor = SMESH::FindActorByObject( aMesh );
-    if ( !aMeshActor )
+
+    SMESH_Actor* aMeshActor = SMESH::FindActorByObject(aMesh);
+    if (!aMeshActor)
       return;
 
     SMDS_Mesh* mesh = aMeshActor->GetObject()->GetMesh();
     if (!mesh)
       return;
 
-    const SMDS_MeshNode* n = mesh->FindNode( aString.toLong() );
-    if ( !n )
+    const SMDS_MeshNode* n = mesh->FindNode(aString.toLong());
+    if (!n)
       return;
 
-    XSpin->SetValue( n->X() );
-    YSpin->SetValue( n->Y() );
-    ZSpin->SetValue( n->Z() );
+    XSpin->SetValue(n->X());
+    YSpin->SetValue(n->Y());
+    ZSpin->SetValue(n->Z());
   }
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
+// function : SetEditCurrentArgument()
 // purpose  :
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument");
   QToolButton* send = (QToolButton*)sender();
-  if ( send != SelectElementsButton   && 
-       send != SelectPathMeshButton   && 
-       send != SelectPathShapeButton  && 
-       send != SelectStartPointButton && 
-       send != SelectBasePointButton )
+  if (send != SelectElementsButton   &&
+      send != SelectPathMeshButton   &&
+      send != SelectStartPointButton &&
+      send != SelectBasePointButton)
     return;
-  SetEditCurrentArgument( send );
+  SetEditCurrentArgument(send);
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
+// function : SetEditCurrentArgument()
 // purpose  :
 //=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument( QToolButton* button )
+void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QToolButton* button)
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument(button)");
-  disconnect( mySelection, 0, this, 0 );
-  mySelection->ClearIObjects();
-  mySelection->ClearFilters();
+  disconnect(mySelectionMgr, 0, this, 0);
+  mySelectionMgr->clearSelected();
+  mySelectionMgr->clearFilters();
   SMESH::SetPickable();
-  
-  if( button == SelectElementsButton ) {
+
+  if (button == SelectElementsButton) {
     myEditCurrentArgument = ElementsLineEdit;
-    SMESH::SetPointRepresentation( false );
-    if ( MeshCheck->isChecked() ) {
-      QAD_Application::getDesktop()->SetSelectionMode( ActorSelection );
-      mySelection->AddFilter( myElementsFilter );
-    }
-    else  {
-      if ( Elements1dRB->isChecked() )
-       QAD_Application::getDesktop()->SetSelectionMode( EdgeSelection, true );
-      else if ( Elements2dRB->isChecked() )
-       QAD_Application::getDesktop()->SetSelectionMode( FaceSelection, true );
+    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 ) {
+  } else if (button == SelectPathMeshButton) {
     myEditCurrentArgument = PathMeshLineEdit;
-    SMESH::SetPointRepresentation( false );
-    QAD_Application::getDesktop()->SetSelectionMode( ActorSelection );
-    mySelection->AddFilter( myPathMeshFilter );
-  }
-  else if ( button == SelectPathShapeButton ) {
-    myEditCurrentArgument = PathShapeLineEdit;
-    SMESH::SetPointRepresentation( false );
-    QAD_Application::getDesktop()->SetSelectionMode( ActorSelection );
-
-    if ( !myPathMesh->_is_nil() ) {
-      GEOM::GEOM_Object_var aMainShape = myPathMesh->GetShapeToMesh();
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject( myPathMesh );
-
-      if ( !aMainShape->_is_nil() && aPathActor )
-       mySelection->AddFilter( new SMESH_NumberFilter( "GEOM", TopAbs_SHAPE, -1, TopAbs_EDGE, aMainShape ) );
-       //SMESH::SetPickable( aPathActor );
-    }
+    SMESH::SetPointRepresentation(false);
+    if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+      aViewWindow->SetSelectionMode(ActorSelection);
+    mySelectionMgr->installFilter(myPathMeshFilter);
   }
-  else if ( button == SelectStartPointButton ) {
+  else if (button == SelectStartPointButton) {
     myEditCurrentArgument = StartPointLineEdit;
-    if ( !myPathMesh->_is_nil() ) {
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject( myPathMesh );
-      if ( aPathActor ) {
-       SMESH::SetPointRepresentation( true );
-       QAD_Application::getDesktop()->SetSelectionMode( NodeSelection, true );
-       SMESH::SetPickable( aPathActor );
+    //if (!myPathMesh->_is_nil()) {
+    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);
       }
     }
   }
-  else if ( button == SelectBasePointButton ) {
+  else if (button == SelectBasePointButton) {
     myEditCurrentArgument = XSpin;
-    SMESH::SetPointRepresentation( true );
-    QAD_Application::getDesktop()->SetSelectionMode( NodeSelection, true );
-
-    SMESH_ListOfFilter aListOfFilters;
-    Handle(SMESH_TypeFilter) aMeshOrSubMeshFilter = new SMESH_TypeFilter( MESHorSUBMESH );
-    if ( !aMeshOrSubMeshFilter.IsNull() )
-      aListOfFilters.Append( aMeshOrSubMeshFilter );
-    Handle(SMESH_TypeFilter) aSmeshGroupFilter = new SMESH_TypeFilter( GROUP );
-    if ( !aSmeshGroupFilter.IsNull() )
-      aListOfFilters.Append( aSmeshGroupFilter );
-    //Handle(GEOM_ShapeTypeFilter) aVertexFilter = new GEOM_ShapeTypeFilter( TopAbs_VERTEX );
-    Handle(SMESH_NumberFilter) aVertexFilter = new SMESH_NumberFilter( "GEOM", TopAbs_SHAPE, -1, TopAbs_VERTEX, GEOM::GEOM_Object::_nil() );
-    if ( !aVertexFilter.IsNull() )
-      aListOfFilters.Append( aVertexFilter );
-  
-    mySelection->AddFilter( new SMESH_LogicalFilter( aListOfFilters, SMESH_LogicalFilter::LO_OR ) );
+    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_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));
   }
 
-  if ( myEditCurrentArgument && !myEditCurrentArgument->hasFocus() )
+  if (myEditCurrentArgument && !myEditCurrentArgument->hasFocus())
     myEditCurrentArgument->setFocus();
 
-  connect( mySelection, SIGNAL( currentSelectionChanged() ), this, SLOT( SelectionIntoArgument() ) );
+  connect(mySelectionMgr, SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument()));
   SelectionIntoArgument();
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::DeactivateActiveDialog()
+// function : DeactivateActiveDialog()
 // purpose  : Deactivates this dialog
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::DeactivateActiveDialog()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::DeactivateActiveDialog");
-  if ( ElementsTypeGrp->isEnabled() ) {
-    ElementsTypeGrp->setEnabled( false );
-    ArgumentsGrp->setEnabled( false );
-    ButtonsGrp->setEnabled( false );
-    mySMESHGUI->ResetState();    
-    mySMESHGUI->SetActiveDialogBox( 0 );
+  if (ConstructorsBox->isEnabled()) {
+    ConstructorsBox->setEnabled(false);
+    GroupArguments->setEnabled(false);
+    GroupButtons->setEnabled(false);
+    mySMESHGUI->ResetState();
+    mySMESHGUI->SetActiveDialogBox(0);
   }
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::ActivateThisDialog()
+// function : ActivateThisDialog()
 // purpose  : Activates this dialog
 //=================================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::ActivateThisDialog()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::ActivateThisDialog");
   // Emit a signal to deactivate the active dialog
-  mySMESHGUI->EmitSignalDeactivateDialog();   
-  ElementsTypeGrp->setEnabled( true );
-  ArgumentsGrp->setEnabled( true );
-  ButtonsGrp->setEnabled( true );
-  
-  mySMESHGUI->SetActiveDialogBox( this );
+  mySMESHGUI->EmitSignalDeactivateDialog();
+  ConstructorsBox->setEnabled(true);
+  GroupArguments->setEnabled(true);
+  GroupButtons->setEnabled(true);
 
-  TypeChanged( GetConstructorId() );
+  mySMESHGUI->SetActiveDialogBox(this);
+
+  ConstructorsClicked(GetConstructorId());
   SelectionIntoArgument();
 }
 
 //=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::enterEvent()
+// function : enterEvent()
 // purpose  : Mouse enter event
 //=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::enterEvent(QEvent* e)
+void SMESHGUI_ExtrusionAlongPathDlg::enterEvent (QEvent*)
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::enterEvent");
-  if ( ElementsTypeGrp->isEnabled() )
-    return;  
-  ActivateThisDialog();
-}
-
-//=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::reject()
-// purpose  : Called when dialog box is closed
-//=================================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::reject()
-{
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::reject");
-  disconnect( mySelection, 0, this, 0 );
-  mySelection->ClearFilters();
-  mySelection->ClearIObjects();
-  SMESH::SetPickable();
-  SMESH::SetPointRepresentation( false );
-  QAD_Application::getDesktop()->SetSelectionMode( ActorSelection );
-  mySMESHGUI->ResetState() ;
-  QDialog::reject();
-}
-
-//=================================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::GetConstructorId()
-// purpose  : 
-//=================================================================================
-int SMESHGUI_ExtrusionAlongPathDlg::GetConstructorId()
-{ 
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::GetConstructorId");
-  if ( ElementsTypeGrp != NULL && ElementsTypeGrp->selected() != NULL )
-    return ElementsTypeGrp->id( ElementsTypeGrp->selected() );
-  return -1;
+  if (!ConstructorsBox->isEnabled())
+    ActivateThisDialog();
 }
 
 //=======================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::onSelectMesh
+// function : onSelectMesh()
 // purpose  :
 //=======================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::onSelectMesh()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::onSelectMesh");
   bool toSelectMesh = MeshCheck->isChecked();
-  
-  ElementsLineEdit->setReadOnly( toSelectMesh );
-  ElementsLab->setText( toSelectMesh ? tr( "SMESH_NAME" ) : tr( "SMESH_ID_ELEMENTS" ) );
+
+  ElementsLineEdit->setReadOnly(toSelectMesh);
+  ElementsLineEdit->setValidator(toSelectMesh ? 0 : myIdValidator);
+  ElementsLab->setText(toSelectMesh ? tr("SMESH_NAME") : tr("SMESH_ID_ELEMENTS"));
   ElementsLineEdit->clear();
-  
-  SetEditCurrentArgument( SelectElementsButton );
-}
+  myFilterBtn->setEnabled(!toSelectMesh);
 
-//=======================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::onAnglesCheck
-// purpose  : called when "Use Angles" check box is switched
-//=======================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::onAnglesCheck()
-{
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::onAnglesCheck");
-  AnglesGrp->setEnabled( AnglesCheck->isChecked() );
+  SetEditCurrentArgument(SelectElementsButton);
 }
 
-//=======================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::onBasePointCheck
-// purpose  : called when "Use Base Point" check box is switched
-//=======================================================================
-void SMESHGUI_ExtrusionAlongPathDlg::onBasePointCheck()
+//=================================================================================
+// function : GetConstructorId()
+// purpose  :
+//=================================================================================
+int SMESHGUI_ExtrusionAlongPathDlg::GetConstructorId()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::onBasePointCheck");
-  BasePointGrp->setEnabled( BasePointCheck->isChecked() );
+  return GroupConstructors->checkedId();
 }
 
 //=======================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::OnAngleAdded
+// function : OnAngleAdded()
 // purpose  : Called when user adds angle to the list
 //=======================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::OnAngleAdded()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::OnAngleAdded");
-  AnglesList->insertItem( QString::number( AngleSpin->GetValue() ) );
+  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());
+
+  updateLinearAngles();
 }
 
 //=======================================================================
-// function : SMESHGUI_ExtrusionAlongPathDlg::OnAngleRemoved
+// function : OnAngleRemoved()
 // purpose  : Called when user removes angle(s) from the list
 //=======================================================================
 void SMESHGUI_ExtrusionAlongPathDlg::OnAngleRemoved()
 {
-  MESSAGE("SMESHGUI_ExtrusionAlongPathDlg::OnAngleRemoved");
-  QList<QListBoxItem> aList;
-  aList.setAutoDelete( false );
-  for ( int i = 0; i < AnglesList->count(); i++ )
-    if ( AnglesList->isSelected( i ) )
-      aList.append( AnglesList->item( i ) );
-
-  for ( int i = 0; i < aList.count(); i++ )
-    delete aList.at( i );
+  QList<QListWidgetItem*> aList = AnglesList->selectedItems();
+  QListWidgetItem* anItem;
+  foreach(anItem, aList) {
+    myAnglesList.removeAt(AnglesList->row(anItem));
+    delete anItem;
+  }
+
+  updateLinearAngles();
+}
+
+//=================================================================================
+// function : eventFilter()
+// purpose  : event filter ???
+//=================================================================================
+bool SMESHGUI_ExtrusionAlongPathDlg::eventFilter (QObject* object, QEvent* event)
+{
+  if (event->type() == QEvent::KeyPress) {
+    QKeyEvent* ke = (QKeyEvent*)event;
+    if (object == AnglesList) {
+      if (ke->key() == Qt::Key_Delete)
+        OnAngleRemoved();
+    }
+  }
+  else if (event->type() == QEvent::FocusIn) {
+    if (object == ElementsLineEdit) {
+      if (myEditCurrentArgument != ElementsLineEdit)
+        SetEditCurrentArgument(SelectElementsButton);
+    }
+    else if (object == StartPointLineEdit) {
+      if (myEditCurrentArgument != StartPointLineEdit)
+        SetEditCurrentArgument(SelectStartPointButton);
+    }
+    else if (object == XSpin->editor() || object == YSpin->editor() || object == ZSpin->editor()) {
+      if (myEditCurrentArgument != XSpin)
+        SetEditCurrentArgument(SelectBasePointButton);
+    }
+  }
+  return QDialog::eventFilter(object, event);
+}
+
+//=================================================================================
+// function : keyPressEvent()
+// purpose  :
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::keyPressEvent( QKeyEvent* e )
+{
+  QDialog::keyPressEvent( e );
+  if ( e->isAccepted() )
+    return;
+
+  if ( e->key() == Qt::Key_F1 ) {
+    e->accept();
+    ClickOnHelp();
+  }
+}
+
+//=================================================================================
+// function : setFilters()
+// purpose  : SLOT. Called when "Filter" button pressed.
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::setFilters()
+{
+  if(myMesh->_is_nil()) {
+    SUIT_MessageBox::critical(this,
+                              tr("SMESH_ERROR"),
+                              tr("NO_MESH_SELECTED"));
+   return;
+  }
+  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  :
+//=================================================================================
+bool SMESHGUI_ExtrusionAlongPathDlg::isValid()
+{
+  QString msg;
+  bool ok = true;
+  ok = XSpin->isValid( msg, true ) && ok;
+  ok = YSpin->isValid( msg, true ) && ok;
+  ok = ZSpin->isValid( msg, true ) && ok;
+
+  if( !ok ) {
+    QString str( tr( "SMESH_INCORRECT_INPUT" ) );
+    if ( !msg.isEmpty() )
+      str += "\n" + msg;
+    SUIT_MessageBox::critical( this, tr( "SMESH_ERROR" ), str );
+    return false;
+  }
+  return true;
 }
 
+//=================================================================================
+// function : updateLinearAngles
+// purpose  :
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::updateLinearAngles()
+{
+  bool enableLinear = true;
+  for( int row = 0, nbRows = AnglesList->count(); row < nbRows; row++ ) {
+    if( QListWidgetItem* anItem = AnglesList->item( row ) ) {
+      enableLinear = false;
+      anItem->text().toDouble(&enableLinear);
+      if( !enableLinear )
+        break;
+    }
+  }
+  if( !enableLinear )
+    LinearAnglesCheck->setChecked( false );
+  LinearAnglesCheck->setEnabled( enableLinear );
+}