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Merge from V6_main_20120808 08Aug12
[modules/smesh.git] / src / SMESHGUI / SMESHGUI_ExtrusionAlongPathDlg.cxx
index a8cffc9e3230a998d426ca7b285f8d7c2799af95..4ec84dce95e8c3384d93871a4497acd0daa5bd3d 100644 (file)
@@ -1,29 +1,30 @@
-//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2012  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.
 //
-//  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"
@@ -33,6 +34,7 @@
 #include "SMESHGUI_SpinBox.h"
 #include "SMESHGUI_IdValidator.h"
 #include "SMESHGUI_FilterDlg.h"
+#include "SMESHGUI_MeshEditPreview.h"
 
 #include <SMESH_Actor.h>
 #include <SMESH_TypeFilter.hxx>
@@ -108,8 +110,7 @@ private:
 // purpose  : constructor
 //=================================================================================
 SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theModule )
-  : QDialog( SMESH::GetDesktop( theModule ) ),
-    mySMESHGUI( theModule ),
+  : SMESHGUI_PreviewDlg( theModule ),
     mySelectionMgr( SMESH::GetSelectionMgr( theModule ) ),
     myFilterDlg( 0 )
 {
@@ -166,8 +167,9 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 
   ElementsLineEdit = new QLineEdit(GroupArguments);
   ElementsLineEdit->setValidator(myIdValidator);
-  QPushButton* filterBtn = new QPushButton( tr( "SMESH_BUT_FILTER" ), GroupArguments );
-  connect(filterBtn,   SIGNAL(clicked()), this, SLOT(setFilters()));
+  ElementsLineEdit->setMaxLength(-1);
+  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"), GroupArguments);
@@ -186,15 +188,6 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   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);
 
@@ -208,12 +201,9 @@ 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);
@@ -272,16 +262,20 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   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(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);
+  GroupArgumentsLayout->addWidget(myPreviewCheckBox,    5, 0, 1, 4);
+  GroupArgumentsLayout->addWidget(MakeGroupsCheck,      6, 0, 1, 4);
 
   /***************************************************************/
   // common buttons group box
@@ -319,10 +313,10 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 
   /***************************************************************/
   // 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");
 
   mySelector = (SMESH::GetViewWindow( mySMESHGUI ))->GetSelector();
 
@@ -337,7 +331,8 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   if (aSmeshGroupFilter)    aListOfFilters.append(aSmeshGroupFilter);
 
   myElementsFilter = new SMESH_LogicalFilter (aListOfFilters, SMESH_LogicalFilter::LO_OR);
-  myPathMeshFilter = new SMESH_TypeFilter (MESH);
+  //myPathMeshFilter = new SMESH_TypeFilter (MESH);
+  myPathMeshFilter = new SMESH_TypeFilter(MESHorSUBMESH);
 
   myHelpFileName = "extrusion_along_path_page.html";
 
@@ -357,7 +352,6 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
 
   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()));
 
@@ -366,12 +360,23 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   connect(mySMESHGUI,  SIGNAL(SignalCloseAllDialogs()),        this, SLOT(reject()));
 
   connect(ElementsLineEdit, SIGNAL(textChanged(const QString&)),
-         SLOT(onTextChange(const QString&)));
+          SLOT(onTextChange(const QString&)));
   connect(StartPointLineEdit, SIGNAL(textChanged(const QString&)),
-         SLOT(onTextChange(const QString&)));
+          SLOT(onTextChange(const QString&)));
 
   connect(MeshCheck,      SIGNAL(toggled(bool)), SLOT(onSelectMesh()));
 
+  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(LinearAnglesCheck, SIGNAL(toggled(bool)), SLOT(onSelectMesh()));
+
+
+  //To Connect preview check box
+  connectPreviewControl();
+
   AnglesList->installEventFilter(this);
   ElementsLineEdit->installEventFilter(this);
   StartPointLineEdit->installEventFilter(this);
@@ -405,12 +410,10 @@ void SMESHGUI_ExtrusionAlongPathDlg::Init (bool ResetControls)
   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) {
@@ -422,6 +425,8 @@ void SMESHGUI_ExtrusionAlongPathDlg::Init (bool ResetControls)
     MeshCheck->setChecked(false);
     ConstructorsClicked(0);
     onSelectMesh();
+    myPreviewCheckBox->setChecked(false);
+    onDisplaySimulation(false);
   }
   SetEditCurrentArgument(0);
 }
@@ -436,6 +441,8 @@ void SMESHGUI_ExtrusionAlongPathDlg::ConstructorsClicked (int type)
 
   disconnect(mySelectionMgr, 0, this, 0);
 
+  hidePreview();
+
   if (type == 0)
     GroupArguments->setTitle(tr("EXTRUSION_1D"));
   else if (type == 1)
@@ -454,19 +461,19 @@ void SMESHGUI_ExtrusionAlongPathDlg::ConstructorsClicked (int type)
     SMESH::SetPointRepresentation(false);
     if (MeshCheck->isChecked()) {
       if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-       aViewWindow->SetSelectionMode(ActorSelection);
+        aViewWindow->SetSelectionMode(ActorSelection);
       mySelectionMgr->installFilter(myElementsFilter);
     } else {
       if (type == 0)
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(EdgeSelection);
-       }
+        {
+          if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+            aViewWindow->SetSelectionMode(EdgeSelection);
+        }
       if (type == 1)
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(FaceSelection);
-       }
+        {
+          if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+            aViewWindow->SetSelectionMode(FaceSelection);
+        }
     }
   }
   connect(mySelectionMgr, SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument()));
@@ -483,50 +490,21 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
   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 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;
-    }
-  }
+  SMESH::long_array_var anElementsId = getSelectedElements();
 
   if (StartPointLineEdit->text().trimmed().isEmpty()) {
     return false;
   }
-
+  
   bool bOk;
   long aNodeStart = StartPointLineEdit->text().toLong(&bOk);
   if (!bOk) {
@@ -534,19 +512,13 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
   }
 
   QStringList aParameters;
+  
+  //get angles
+  SMESH::double_array_var anAngles = getAngles();
+  
+  for (int i = 0; i < myAnglesList.count(); i++) 
+    aParameters << AnglesList->item(i)->text();
 
-  // 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 base point
   SMESH::PointStruct aBasePoint;
@@ -562,88 +534,63 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
 
   try {
     SUIT_OverrideCursor wc;
-    SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
-    if ( LinearAnglesCheck->isChecked() )
-      anAngles = aMeshEditor->LinearAnglesVariation( myPathMesh, myPathShape, anAngles );
 
+    SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->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);
+
+    myMesh->SetParameters( aParameters.join(":").toLatin1().constData() );
+
+    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 {
-      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);
+      SMESH::ListOfGroups_var groups = 
+        aMeshEditor->ExtrusionAlongPathObjX(myIDSource, myPath, aNodeStart, AnglesGrp->isChecked(),
+                                          anAngles, LinearAnglesCheck->isChecked(),
+                                          BasePointGrp->isChecked(), aBasePoint,
+                                          NeedGroups, ElemType, retVal);
     }
 
-    if( retVal == SMESH::SMESH_MeshEditor::EXTR_OK )
-      myMesh->SetParameters( SMESHGUI::JoinObjectParameters(aParameters) );
 
-    //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;
@@ -653,7 +600,11 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
   }
 
   //mySelectionMgr->clearSelected();
-  SMESH::Update( myMeshActor->getIO(), myMeshActor->GetVisibility() );
+  if ( myMeshActor )
+    SMESH::Update( myMeshActor->getIO(), myMeshActor->GetVisibility() );
+    
+  SMESHGUI::Modified();
+
   if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
     mySMESHGUI->updateObjBrowser(true); // new groups may appear
   //SMESH::UpdateView();
@@ -689,10 +640,10 @@ 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));
   }
 }
 
@@ -751,49 +702,50 @@ void SMESHGUI_ExtrusionAlongPathDlg::onTextChange (const QString& theNewText)
       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());
-         }
-       }
+        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 );
+        aViewWindow->highlight( anIO, true, true );
     }
-  } else if (send == StartPointLineEdit &&
+  }
+  else if (send == StartPointLineEdit &&
              myEditCurrentArgument == StartPointLineEdit) {
-    if (!myPathMesh->_is_nil()) {
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPathMesh);
+    if (!myPath->_is_nil()) {
+      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPath);
       SMDS_Mesh* aMesh = 0;
       if (aPathActor)
-       aMesh = aPathActor->GetObject()->GetMesh();
+        aMesh = aPathActor->GetObject()->GetMesh();
       if (aMesh) {
-       //mySelectionMgr->clearSelected();
-       //mySelectionMgr->AddIObject(aPathActor->getIO());
+        //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) {
+            //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 );
-         }
-       }
+            newIndices.Add(n->GetID());
+            mySelector->AddOrRemoveIndex( aPathActor->getIO(), newIndices, false );
+            if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+              aViewWindow->highlight( aPathActor->getIO(), true, true );
+          }
+        }
       }
     }
   }
@@ -843,7 +795,7 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
     }
     // find actor
     myMeshActor = SMESH::FindActorByObject(myMesh);
-    if (!myMeshActor)
+    if (!myMeshActor && !MeshCheck->isChecked())
       return;
 
     if (MeshCheck->isChecked()) {
@@ -862,57 +814,37 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
       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();
-
+    
     // 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) {
     // 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;
     
@@ -937,10 +869,10 @@ 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;
     }
@@ -972,6 +904,7 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
     YSpin->SetValue(n->Y());
     ZSpin->SetValue(n->Z());
   }
+  onDisplaySimulation(true);
 }
 
 //=================================================================================
@@ -983,7 +916,6 @@ void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
   QToolButton* send = (QToolButton*)sender();
   if (send != SelectElementsButton   &&
       send != SelectPathMeshButton   &&
-      send != SelectPathShapeButton  &&
       send != SelectStartPointButton &&
       send != SelectBasePointButton)
     return;
@@ -997,7 +929,7 @@ void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument()
 void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QToolButton* button)
 {
   disconnect(mySelectionMgr, 0, this, 0);
-  mySelectionMgr->clearSelected();
+  //  mySelectionMgr->clearSelected();
   mySelectionMgr->clearFilters();
   SMESH::SetPickable();
 
@@ -1006,19 +938,19 @@ void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QToolButton* button
     SMESH::SetPointRepresentation(false);
     if (MeshCheck->isChecked()) {
       if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-       aViewWindow->SetSelectionMode(ActorSelection);
+        aViewWindow->SetSelectionMode(ActorSelection);
       mySelectionMgr->installFilter(myElementsFilter);
     } else {
       if (Elements1dRB->isChecked())
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(EdgeSelection);
-       }
+        {
+          if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+            aViewWindow->SetSelectionMode(EdgeSelection);
+        }
       else if (Elements2dRB->isChecked())
-       {
-         if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
-           aViewWindow->SetSelectionMode(FaceSelection);
-       }
+        {
+          if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+            aViewWindow->SetSelectionMode(FaceSelection);
+        }
     }
   } else if (button == SelectPathMeshButton) {
     myEditCurrentArgument = PathMeshLineEdit;
@@ -1027,31 +959,16 @@ void SMESHGUI_ExtrusionAlongPathDlg::SetEditCurrentArgument (QToolButton* button
       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) {
     myEditCurrentArgument = StartPointLineEdit;
-    if (!myPathMesh->_is_nil()) {
-      SMESH_Actor* aPathActor = SMESH::FindActorByObject(myPathMesh);
+    //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);
+        SMESH::SetPointRepresentation(true);
+        if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+          aViewWindow->SetSelectionMode(NodeSelection);
+        SMESH::SetPickable(aPathActor);
       }
     }
   }
@@ -1136,6 +1053,7 @@ void SMESHGUI_ExtrusionAlongPathDlg::onSelectMesh()
   ElementsLineEdit->setValidator(toSelectMesh ? 0 : myIdValidator);
   ElementsLab->setText(toSelectMesh ? tr("SMESH_NAME") : tr("SMESH_ID_ELEMENTS"));
   ElementsLineEdit->clear();
+  myFilterBtn->setEnabled(!toSelectMesh);
 
   SetEditCurrentArgument(SelectElementsButton);
 }
@@ -1195,21 +1113,21 @@ bool SMESHGUI_ExtrusionAlongPathDlg::eventFilter (QObject* object, QEvent* event
     QKeyEvent* ke = (QKeyEvent*)event;
     if (object == AnglesList) {
       if (ke->key() == Qt::Key_Delete)
-       OnAngleRemoved();
+        OnAngleRemoved();
     }
   }
   else if (event->type() == QEvent::FocusIn) {
     if (object == ElementsLineEdit) {
       if (myEditCurrentArgument != ElementsLineEdit)
-       SetEditCurrentArgument(SelectElementsButton);
+        SetEditCurrentArgument(SelectElementsButton);
     }
     else 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);
@@ -1237,6 +1155,12 @@ void SMESHGUI_ExtrusionAlongPathDlg::keyPressEvent( QKeyEvent* e )
 //=================================================================================
 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;  
@@ -1287,10 +1211,162 @@ void SMESHGUI_ExtrusionAlongPathDlg::updateLinearAngles()
       enableLinear = false;
       anItem->text().toDouble(&enableLinear);
       if( !enableLinear )
-       break;
+        break;
     }
   }
   if( !enableLinear )
     LinearAnglesCheck->setChecked( false );
   LinearAnglesCheck->setEnabled( enableLinear );
 }
+
+//=================================================================================
+// function : isValuesValid()
+// purpose  : Return true in case if values entered into dialog are valid
+//=================================================================================
+bool SMESHGUI_ExtrusionAlongPathDlg::isValuesValid() {
+  
+  if ( (MeshCheck->isChecked() && myIDSource->_is_nil()) ||
+       myMesh->_is_nil() ||
+       myPath->_is_nil() )
+    return false;
+  
+  if(!MeshCheck->isChecked()) {
+    QStringList aListElementsId = ElementsLineEdit->text().split(" ", QString::SkipEmptyParts);
+    if(aListElementsId.count() <= 0)
+      return false;
+  }
+
+  bool bOk;
+  StartPointLineEdit->text().toLong(&bOk);
+  if (!bOk) {
+    return false;
+  }
+
+  return true;
+}
+
+
+//=================================================================================
+// function : onDisplaySimulation
+// purpose  : Show/Hide preview
+//=================================================================================
+void SMESHGUI_ExtrusionAlongPathDlg::onDisplaySimulation( bool toDisplayPreview ) {
+  if (myPreviewCheckBox->isChecked() && toDisplayPreview) {
+    if(isValid() && isValuesValid()) {
+      
+      //Get selected elements:
+      SMESH::long_array_var anElementsId = getSelectedElements();
+
+      // get angles
+      SMESH::double_array_var anAngles = getAngles();
+      
+      // 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_MeshEditor_var aMeshEditor = myMesh->GetMeshEditPreviewer();
+          bool NeedGroups = false;
+          SMESH::ElementType ElemType = SMESH::FACE;
+          if( GetConstructorId() == 0 )
+            ElemType = SMESH::EDGE;
+          if( !MeshCheck->isChecked() ) {
+            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.suspend();
+          if( retVal == SMESH::SMESH_MeshEditor::EXTR_OK ) {
+            SMESH::MeshPreviewStruct_var aMeshPreviewStruct = aMeshEditor->GetPreviewData();
+            mySimulation->SetData(aMeshPreviewStruct._retn());
+          } else {
+            hidePreview();
+          }
+          
+        } catch (...) {
+          hidePreview();
+        }
+      } else {
+        hidePreview();
+      }
+      
+    } else {
+      hidePreview();
+    }
+  } else {
+    hidePreview();
+  }
+}
+
+
+//=================================================================================
+// function : getSelectedElements
+// purpose  : return list of the selected elements
+//=================================================================================
+SMESH::long_array_var SMESHGUI_ExtrusionAlongPathDlg::getSelectedElements() {
+
+  // If "Select whole mesh, submesh or group" check box is off ->
+  // use only elements of given type selected by user
+  SMESH::long_array_var anElementsId = new SMESH::long_array;
+  if (!MeshCheck->isChecked()) {
+    
+    SMDS_Mesh* aMesh;
+    if ( myMeshActor )
+      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);
+    }
+  }
+  return anElementsId;
+}
+
+SMESH::double_array_var SMESHGUI_ExtrusionAlongPathDlg::getAngles() {
+  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*M_PI/180.;
+    }
+    anAngles->length(j);
+  }
+  return anAngles;
+}