PAL16842 (Genertion of groups when a mesh is transformed)

+  QCheckBox*        MakeGroupsCheck;

src/SMESHGUI/SMESHGUI_ExtrusionAlongPathDlg.cxx

@@ -270,6 +270,10 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   AnglesGrpLayout->addWidget(         AngleSpin,  0,    2   );
   AnglesGrpLayout->setRowStretch(1, 10);
 
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  MakeGroupsCheck->setChecked(true);
+
   // layouting
   GroupArgumentsLayout->addWidget(         ElementsLab,            0,    0   );
   GroupArgumentsLayout->addWidget(         SelectElementsButton,   0,    1   );
@@ -280,6 +284,7 @@ SMESHGUI_ExtrusionAlongPathDlg::SMESHGUI_ExtrusionAlongPathDlg( SMESHGUI* theMod
   GroupArgumentsLayout->addMultiCellWidget(BasePointGrp,           3, 4, 1, 2);
   GroupArgumentsLayout->addWidget(         AnglesCheck,            5,    0   );
   GroupArgumentsLayout->addMultiCellWidget(AnglesGrp,              5, 6, 1, 2);
+  GroupArgumentsLayout->addMultiCellWidget(MakeGroupsCheck,        7, 7, 0, 2);
   GroupArgumentsLayout->setRowStretch(6, 10);
 
   /***************************************************************/
@@ -599,10 +604,18 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
   try {
     SUIT_OverrideCursor wc;
     SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
-    SMESH::SMESH_MeshEditor::Extrusion_Error retVal =
+    SMESH::SMESH_MeshEditor::Extrusion_Error retVal;
-      aMeshEditor->ExtrusionAlongPath(anElementsId.inout(), myPathMesh, myPathShape, aNodeStart,
+    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
-				       AnglesCheck->isChecked(), anAngles.inout(),
+      SMESH::ListOfGroups_var groups = 
-				       BasePointCheck->isChecked(), aBasePoint);
+        aMeshEditor->ExtrusionAlongPathMakeGroups(anElementsId.inout(), myPathMesh,
+                                                  myPathShape, aNodeStart,
+                                                  AnglesCheck->isChecked(), anAngles.inout(),
+                                                  BasePointCheck->isChecked(), aBasePoint, retVal);
+    else
+      retVal = aMeshEditor->ExtrusionAlongPath(anElementsId.inout(), myPathMesh,
+                                               myPathShape, aNodeStart,
+                                               AnglesCheck->isChecked(), anAngles.inout(),
+                                               BasePointCheck->isChecked(), aBasePoint);
 
     //wc.stop();
     wc.suspend();
@@ -652,6 +665,8 @@ bool SMESHGUI_ExtrusionAlongPathDlg::ClickOnApply()
 
   //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());
@@ -825,6 +840,14 @@ void SMESHGUI_ExtrusionAlongPathDlg::SelectionIntoArgument()
     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)

src/SMESHGUI/SMESHGUI_ExtrusionAlongPathDlg.h

@@ -141,6 +141,7 @@ private:
   SMESHGUI_SpinBox* YSpin;
   QLabel*           ZLab;
   SMESHGUI_SpinBox* ZSpin;
+  QCheckBox*        MakeGroupsCheck;
 
   QGroupBox*        GroupButtons;
   QPushButton*      OkButton;

src/SMESHGUI/SMESHGUI_ExtrusionDlg.cxx

@@ -225,6 +225,12 @@ SMESHGUI_ExtrusionDlg::SMESHGUI_ExtrusionDlg (SMESHGUI* theModule,
   SpinBox_NbSteps = new QSpinBox(GroupArguments, "SpinBox_NbSteps");
   GroupArgumentsLayout->addMultiCellWidget(SpinBox_NbSteps, 3, 3,  2, 7);
 
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  MakeGroupsCheck->setChecked(true);
+  GroupArgumentsLayout->addMultiCellWidget(MakeGroupsCheck, 4, 4,  0, 7);
+
+
   SMESHGUI_ExtrusionDlgLayout->addWidget(GroupArguments, 1, 0);
 
   /* Initialisations */
@@ -401,12 +407,20 @@ bool SMESHGUI_ExtrusionDlg::ClickOnApply()
     try {
       SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
       QApplication::setOverrideCursor(Qt::waitCursor);
-      aMeshEditor->ExtrusionSweep(myElementsId.inout(), aVector, aNbSteps);
+
+      if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+        SMESH::ListOfGroups_var groups = 
+          aMeshEditor->ExtrusionSweepMakeGroups(myElementsId.inout(), aVector, aNbSteps);
+      else
+        aMeshEditor->ExtrusionSweep(myElementsId.inout(), aVector, aNbSteps);
+
       QApplication::restoreOverrideCursor();
     } catch (...) {
     }
 
     SMESH::UpdateView();
+    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+      mySMESHGUI->updateObjBrowser(true); // new groups may appear
     Init(false);
     ConstructorsClicked(GetConstructorId());
     SelectionIntoArgument();
@@ -562,6 +576,14 @@ void SMESHGUI_ExtrusionDlg::SelectionIntoArgument()
   if (myEditCurrentArgument == LineEditElements) {
     int aNbElements = 0;
 
+    // MakeGroups is available if there are groups
+    if ( myMesh->NbGroups() == 0 ) {
+      MakeGroupsCheck->setChecked(false);
+      MakeGroupsCheck->setEnabled(false);
+    } else {
+      MakeGroupsCheck->setEnabled(true);
+    }
+
     if (CheckBoxMesh->isChecked()) {
       SMESH::ElementType neededType = GetConstructorId() ? SMESH::FACE : SMESH::EDGE;
 

src/SMESHGUI/SMESHGUI_ExtrusionDlg.h

@@ -112,6 +112,7 @@ private:
   SMESHGUI_SpinBox* SpinBox_Dz;
   QLabel*           TextLabelNbSteps;
   QSpinBox*         SpinBox_NbSteps;
+  QCheckBox*        MakeGroupsCheck;
 
   QGroupBox*        GroupButtons;
   QPushButton*      buttonOk;

src/SMESHGUI/SMESHGUI_RevolutionDlg.cxx

@@ -290,6 +290,12 @@ SMESHGUI_RevolutionDlg::SMESHGUI_RevolutionDlg( SMESHGUI* theModule, const char*
   SpinBox_Tolerance = new SMESHGUI_SpinBox(GroupArguments, "SpinBox_Tolerance");
   GroupArgumentsLayout->addWidget(SpinBox_Tolerance, 5, 2);
 
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  MakeGroupsCheck->setChecked(true);
+  GroupArgumentsLayout->addMultiCellWidget(MakeGroupsCheck, 6, 6, 0, 3);
+
+
   SMESHGUI_RevolutionDlgLayout->addWidget(GroupArguments, 1, 0);
 
   /* Initialisations */
@@ -479,12 +485,21 @@ void SMESHGUI_RevolutionDlg::ClickOnApply()
     try {
       SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
       QApplication::setOverrideCursor(Qt::waitCursor);
-      aMeshEditor->RotationSweep(anElementsId.inout(), anAxis, anAngle, aNbSteps, aTolerance);
+
+      if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+        SMESH::ListOfGroups_var groups = 
+          aMeshEditor->RotationSweepMakeGroups(anElementsId.inout(), anAxis,
+                                               anAngle, aNbSteps, aTolerance);
+      else
+        aMeshEditor->RotationSweep(anElementsId.inout(), anAxis, anAngle, aNbSteps, aTolerance);
+
       QApplication::restoreOverrideCursor();
     } catch (...) {
     }
 
     SMESH::UpdateView();
+    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+      mySMESHGUI->updateObjBrowser(true); // new groups may appear
     Init(false);
     ConstructorsClicked(GetConstructorId());
     SelectionIntoArgument();
@@ -640,6 +655,14 @@ void SMESHGUI_RevolutionDlg::SelectionIntoArgument()
   if (myEditCurrentArgument == (QWidget*)LineEditElements) {
     myElementsId = "";
 
+    // MakeGroups is available if there are groups
+    if ( myMesh->NbGroups() == 0 ) {
+      MakeGroupsCheck->setChecked(false);
+      MakeGroupsCheck->setEnabled(false);
+    } else {
+      MakeGroupsCheck->setEnabled(true);
+    }
+
     if (CheckBoxMesh->isChecked()) {
       int aConstructorId = GetConstructorId();
 

src/SMESHGUI/SMESHGUI_RevolutionDlg.h

@@ -110,6 +110,7 @@ private:
     QPushButton* SelectElementsButton;
     QLineEdit* LineEditElements;
     QCheckBox* CheckBoxMesh;
+    QCheckBox* MakeGroupsCheck;
 
     QLabel* TextLabelPoint;
     QPushButton* SelectPointButton;

src/SMESHGUI/SMESHGUI_RotationDlg.cxx

@@ -283,6 +283,10 @@ SMESHGUI_RotationDlg::SMESHGUI_RotationDlg( SMESHGUI* theModule, const char* nam
   CheckBoxCopy->setText(tr("SMESH_CREATE_COPY"));
   GroupArgumentsLayout->addMultiCellWidget(CheckBoxCopy, 4, 4, 0, 2);
 
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  GroupArgumentsLayout->addMultiCellWidget(MakeGroupsCheck, 5, 5, 0, 2);
+
   SMESHGUI_RotationDlgLayout->addWidget(GroupArguments, 1, 0);
 
   /* Initialisations */
@@ -339,6 +343,7 @@ SMESHGUI_RotationDlg::SMESHGUI_RotationDlg( SMESHGUI* theModule, const char* nam
   connect(mySMESHGUI,       SIGNAL (SignalCloseAllDialogs()), this, SLOT(ClickOnCancel()));
   connect(LineEditElements, SIGNAL(textChanged(const QString&)),    SLOT(onTextChange(const QString&)));
   connect(CheckBoxMesh,     SIGNAL(toggled(bool)),                  SLOT(onSelectMesh(bool)));
+  connect(CheckBoxCopy,     SIGNAL(toggled(bool)),                  SLOT(onCopyChecked(bool)));
 
   this->show(); /* displays Dialog */
 
@@ -386,6 +391,8 @@ void SMESHGUI_RotationDlg::Init (bool ResetControls)
 
     CheckBoxCopy->setChecked(false);
     CheckBoxMesh->setChecked(false);
+    MakeGroupsCheck->setChecked(false);
+    MakeGroupsCheck->setEnabled(false);
   }
 
   onSelectMesh(CheckBoxMesh->isChecked());
@@ -432,12 +439,18 @@ void SMESHGUI_RotationDlg::ClickOnApply()
     try {
       SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
       QApplication::setOverrideCursor(Qt::waitCursor);
-      aMeshEditor->Rotate(anElementsId.inout(), anAxis, anAngle, toCreateCopy);
+      if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+        SMESH::ListOfGroups_var groups = 
+          aMeshEditor->RotateMakeGroups(anElementsId.inout(), anAxis, anAngle);
+      else
+        aMeshEditor->Rotate(anElementsId.inout(), anAxis, anAngle, toCreateCopy);
       QApplication::restoreOverrideCursor();
     } catch (...) {
     }
 
     SMESH::UpdateView();
+    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+      mySMESHGUI->updateObjBrowser(true); // new groups may appear
     Init(false);
     SelectionIntoArgument();
   }
@@ -592,6 +605,14 @@ void SMESHGUI_RotationDlg::SelectionIntoArgument()
   if (myEditCurrentArgument == (QWidget*)LineEditElements) {
     myElementsId = "";
 
+    // MakeGroups is available if there are groups and "Copy"
+    if ( myMesh->NbGroups() == 0 ) {
+      MakeGroupsCheck->setChecked(false);
+      MakeGroupsCheck->setEnabled(false);
+    }
+    else if (CheckBoxCopy->isChecked() ) {
+      MakeGroupsCheck->setEnabled(true);
+    }
     if (CheckBoxMesh->isChecked()) {
       SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
 
@@ -854,6 +875,19 @@ void SMESHGUI_RotationDlg::onVectorChanged()
   }
 }
 
+//=======================================================================
+//function : onCopyChecked
+//purpose  : slot called when Copy checkBox is checked
+//=======================================================================
+
+void SMESHGUI_RotationDlg::onCopyChecked(bool isOn)
+{
+  // enable "MakeGroupsCheck"
+  if ( !myMesh->_is_nil() && myMesh->NbGroups() == 0)
+    isOn = false;
+  MakeGroupsCheck->setEnabled(isOn);
+}
+
 //=================================================================================
 // function : keyPressEvent()
 // purpose  :

src/SMESHGUI/SMESHGUI_RotationDlg.h

@@ -129,6 +129,7 @@ private:
     QLabel* TextLabelAngle;
     SMESHGUI_SpinBox* SpinBox_Angle;
     QCheckBox* CheckBoxCopy;
+    QCheckBox* MakeGroupsCheck;
 
     QString myHelpFileName;
 
@@ -146,6 +147,7 @@ private slots:
     void onTextChange (const QString&);
     void onSelectMesh (bool toSelectMesh);
     void onVectorChanged();
+    void onCopyChecked(bool isOn);
 
 protected:
     QGridLayout* SMESHGUI_RotationDlgLayout;

src/SMESHGUI/SMESHGUI_SymmetryDlg.cxx

@@ -277,6 +277,10 @@ SMESHGUI_SymmetryDlg::SMESHGUI_SymmetryDlg( SMESHGUI* theModule, const char* nam
   CheckBoxCopy->setText(tr("SMESH_CREATE_COPY"));
   GroupArgumentsLayout->addMultiCellWidget(CheckBoxCopy, 3, 3, 0, 2);
 
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  MakeGroupsCheck->setChecked(false);
+  GroupArgumentsLayout->addMultiCellWidget(MakeGroupsCheck, 4, 4, 0, 2);
 
   SMESHGUI_SymmetryDlgLayout->addWidget(GroupArguments, 1, 0);
 
@@ -331,6 +335,7 @@ SMESHGUI_SymmetryDlg::SMESHGUI_SymmetryDlg( SMESHGUI* theModule, const char* nam
   connect(mySMESHGUI,       SIGNAL(SignalCloseAllDialogs()), this, SLOT(ClickOnCancel()));
   connect(LineEditElements, SIGNAL(textChanged(const QString&)),   SLOT(onTextChange(const QString&)));
   connect(CheckBoxMesh,     SIGNAL(toggled(bool)),                 SLOT(onSelectMesh(bool)));
+  connect(CheckBoxCopy,     SIGNAL(toggled(bool)),                 SLOT(onCopyChecked(bool)));
 
   this->show(); /* displays Dialog */
 
@@ -377,6 +382,8 @@ void SMESHGUI_SymmetryDlg::Init (bool ResetControls)
 
     CheckBoxCopy->setChecked(false);
     CheckBoxMesh->setChecked(false);
+    MakeGroupsCheck->setChecked(false);
+    MakeGroupsCheck->setEnabled(false);
     onSelectMesh(false);
   }
 }
@@ -492,12 +499,18 @@ void SMESHGUI_SymmetryDlg::ClickOnApply()
     try {
       SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
       QApplication::setOverrideCursor(Qt::waitCursor);
-      aMeshEditor->Mirror(anElementsId, aMirror, aMirrorType, toCreateCopy);
+      if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+        SMESH::ListOfGroups_var groups = 
+          aMeshEditor->MirrorMakeGroups(anElementsId, aMirror, aMirrorType);
+      else
+        aMeshEditor->Mirror(anElementsId, aMirror, aMirrorType, toCreateCopy);
       QApplication::restoreOverrideCursor();
     } catch (...) {
     }
 
     SMESH::UpdateView();
+    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+      mySMESHGUI->updateObjBrowser(true); // new groups may appear
     Init(false);
     ConstructorsClicked(GetConstructorId());
     SelectionIntoArgument();
@@ -654,6 +667,14 @@ void SMESHGUI_SymmetryDlg::SelectionIntoArgument()
   if (myEditCurrentArgument == (QWidget*)LineEditElements) {
     myElementsId = "";
 
+    // MakeGroups is available if there are groups and "Copy"
+    if ( myMesh->NbGroups() == 0 ) {
+      MakeGroupsCheck->setChecked(false);
+      MakeGroupsCheck->setEnabled(false);
+    }
+    else if (CheckBoxCopy->isChecked() ) {
+      MakeGroupsCheck->setEnabled(true);
+    }
     if (CheckBoxMesh->isChecked()) {
       SMESH::GetNameOfSelectedIObjects(mySelectionMgr, aString);
 
@@ -927,6 +948,19 @@ void SMESHGUI_SymmetryDlg::onVectorChanged()
   }
 }
 
+//=======================================================================
+//function : onCopyChecked
+//purpose  : slot called when Copy checkBox is checked
+//=======================================================================
+
+void SMESHGUI_SymmetryDlg::onCopyChecked(bool isOn)
+{
+  // enable "MakeGroupsCheck"
+  if ( !myMesh->_is_nil() && myMesh->NbGroups() == 0)
+    isOn = false;
+  MakeGroupsCheck->setEnabled(isOn);
+}
+
 //=================================================================================
 // function : keyPressEvent()
 // purpose  :

src/SMESHGUI/SMESHGUI_SymmetryDlg.h

@@ -129,6 +129,7 @@ private:
     SMESHGUI_SpinBox* SpinBox_DZ;
     
     QCheckBox* CheckBoxCopy;
+    QCheckBox* MakeGroupsCheck;
 
     QString myHelpFileName;
    
@@ -146,7 +147,8 @@ private:
     void onTextChange(const QString&);
     void onSelectMesh(bool toSelectMesh);
     void onVectorChanged();
-    
+    void onCopyChecked(bool isOn);
+
 protected:
     QGridLayout* SMESHGUI_SymmetryDlgLayout;
     QGridLayout* GroupConstructorsLayout;

src/SMESHGUI/SMESHGUI_TranslationDlg.cxx

@@ -260,6 +260,10 @@ SMESHGUI_TranslationDlg::SMESHGUI_TranslationDlg( SMESHGUI* theModule, const cha
   CheckBoxCopy->setText(tr("SMESH_CREATE_COPY"));
   GroupArgumentsLayout->addMultiCellWidget(CheckBoxCopy, 4, 4, 0, 2);
 
+  // CheckBox for groups generation
+  MakeGroupsCheck = new QCheckBox(tr("SMESH_MAKE_GROUPS"), GroupArguments);
+  MakeGroupsCheck->setChecked(false);
+  GroupArgumentsLayout->addMultiCellWidget(MakeGroupsCheck, 5, 5, 0, 2);
 
   SMESHGUI_TranslationDlgLayout->addWidget(GroupArguments, 1, 0);
 
@@ -310,6 +314,7 @@ SMESHGUI_TranslationDlg::SMESHGUI_TranslationDlg( SMESHGUI* theModule, const cha
   connect(mySMESHGUI,       SIGNAL (SignalCloseAllDialogs()), this, SLOT(ClickOnCancel()));
   connect(LineEditElements, SIGNAL(textChanged(const QString&)),    SLOT(onTextChange(const QString&)));
   connect(CheckBoxMesh,     SIGNAL(toggled(bool)),                  SLOT(onSelectMesh(bool)));
+  connect(CheckBoxCopy,     SIGNAL(toggled(bool)),                  SLOT(onCopyChecked(bool)));
 
   this->show(); /* displays Dialog */
 
@@ -356,6 +361,8 @@ void SMESHGUI_TranslationDlg::Init (bool ResetControls)
 
     CheckBoxCopy->setChecked(false);
     CheckBoxMesh->setChecked(false);
+    MakeGroupsCheck->setChecked(false);
+    MakeGroupsCheck->setEnabled(false);
     onSelectMesh(false);
   }
 }
@@ -457,12 +464,18 @@ void SMESHGUI_TranslationDlg::ClickOnApply()
     try {
       SMESH::SMESH_MeshEditor_var aMeshEditor = myMesh->GetMeshEditor();
       QApplication::setOverrideCursor(Qt::waitCursor);
-      aMeshEditor->Translate(anElementsId.inout(), aVector, toCreateCopy);
+      if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+        SMESH::ListOfGroups_var groups = 
+          aMeshEditor->TranslateMakeGroups(anElementsId.inout(), aVector);
+      else
+        aMeshEditor->Translate(anElementsId.inout(), aVector, toCreateCopy);
       QApplication::restoreOverrideCursor();
     } catch (...) {
     }
 
     SMESH::UpdateView();
+    if ( MakeGroupsCheck->isEnabled() && MakeGroupsCheck->isChecked() )
+      mySMESHGUI->updateObjBrowser(true); // new groups may appear
     Init(false);
     ConstructorsClicked(GetConstructorId());
     SelectionIntoArgument();
@@ -619,6 +632,15 @@ void SMESHGUI_TranslationDlg::SelectionIntoArgument()
   if (myEditCurrentArgument == (QWidget*)LineEditElements) {
     myElementsId = "";
 
+    // MakeGroups is available if there are groups and "Copy"
+    if ( myMesh->NbGroups() == 0 ) {
+      MakeGroupsCheck->setChecked(false);
+      MakeGroupsCheck->setEnabled(false);
+    }
+    else if (CheckBoxCopy->isChecked() ) {
+      MakeGroupsCheck->setEnabled(true);
+    }
+
     if (CheckBoxMesh->isChecked()) {
       SMESH::GetNameOfSelectedIObjects( mySelectionMgr, aString );
 
@@ -852,6 +874,19 @@ void SMESHGUI_TranslationDlg::onSelectMesh (bool toSelectMesh)
   SelectionIntoArgument();
 }
 
+//=======================================================================
+//function : onCopyChecked
+//purpose  : slot called when Copy checkBox is checked
+//=======================================================================
+
+void SMESHGUI_TranslationDlg::onCopyChecked(bool isOn)
+{
+  // enable "MakeGroupsCheck"
+  if ( !myMesh->_is_nil() && myMesh->NbGroups() == 0)
+    isOn = false;
+  MakeGroupsCheck->setEnabled(isOn);
+}
+
 //=================================================================================
 // function : GetConstructorId()
 // purpose  :

src/SMESHGUI/SMESHGUI_TranslationDlg.h

@@ -124,6 +124,7 @@ private:
     QLabel* TextLabel2_3;
     SMESHGUI_SpinBox* SpinBox2_3;
     QCheckBox* CheckBoxCopy;
+    QCheckBox* MakeGroupsCheck;
 
     QString myHelpFileName;
    
@@ -140,6 +141,7 @@ private:
     void ActivateThisDialog() ;
     void onTextChange(const QString&);
     void onSelectMesh(bool toSelectMesh);
+    void onCopyChecked(bool isOn);
     
 protected:
     QGridLayout* SMESHGUI_TranslationDlgLayout;