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[modules/shaper.git] / src / ModuleBase / ModuleBase_WidgetSelectionFilter.cpp
index ed75e86716d551f04d883ed381e1e19838e1d559..780d4cddd3f1da280c702508b3b0a688d4bfdda5 100644 (file)
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2019  CEA/DEN, EDF R&D
+// Copyright (C) 2014-2022  CEA/DEN, EDF R&D
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -34,7 +34,9 @@
 #include <ModelAPI_Events.h>
 #include <ModelAPI_FiltersFactory.h>
 #include <ModelAPI_ResultBody.h>
+
 #include <GeomAPI_ShapeExplorer.h>
+#include <GeomAPI_Edge.h>
 
 #include <Events_Loop.h>
 #include <Config_ValidatorReader.h>
 #include <QCheckBox>
 #include <QDir>
 
-static FeaturePtr SelectorFeature;
-static std::string AttributeId;
+#ifdef WIN32
+#pragma warning(disable : 4456) // for nested foreach
+#endif
+
+FeaturePtr ModuleBase_WidgetSelectionFilter::SelectorFeature;
+std::string ModuleBase_WidgetSelectionFilter::AttributeId;
 
 
 GeomAPI_Shape::ShapeType selectionType(const QString& theType)
@@ -93,7 +99,8 @@ ModuleBase_FilterStarter::ModuleBase_FilterStarter(const std::string& theFeature
   ModuleBase_Tools::adjustMargins(aMainLayout);
 
   aMainLayout->addStretch(1);
-  QPushButton* aLaunchBtn = new QPushButton(tr("Selection by filters"), this);
+  QPushButton* aLaunchBtn = new QPushButton(
+      ModuleBase_Tools::translate("FiltersSelection", "Selection by filters"), this);
   connect(aLaunchBtn, SIGNAL(clicked()), SLOT(onFiltersLaunch()));
   aMainLayout->addWidget(aLaunchBtn);
 }
@@ -118,14 +125,16 @@ void ModuleBase_FilterStarter::onFiltersLaunch()
   }
   if (!aSelector)
     return;
-  SelectorFeature = aSelector->feature();
-  AttributeId = aSelector->attributeID();
+  ModuleBase_WidgetSelectionFilter::SelectorFeature = aSelector->feature();
+  ModuleBase_WidgetSelectionFilter::AttributeId = aSelector->attributeID();
 
   // Launch Filters operation
   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
     (myWorkshop->module()->createOperation(myFeatureName));
 
-  AttributeSelectionListPtr aAttrList = SelectorFeature->selectionList(AttributeId);
+  AttributeSelectionListPtr aAttrList =
+    ModuleBase_WidgetSelectionFilter::SelectorFeature->selectionList(
+      ModuleBase_WidgetSelectionFilter::AttributeId);
   FiltersFeaturePtr aFilters = aAttrList->filters();
   if (aFilters.get())
     aFOperation->setFeature(aFilters);
@@ -141,12 +150,17 @@ ModuleBase_FilterItem::ModuleBase_FilterItem(
   : QWidget(theParent->filtersWidget()), myFilterID(theFilter),
     mySelection(std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(theParent->feature()))
 {
-  std::string aXmlString =
-      ModelAPI_Session::get()->filters()->filter(theFilter)->xmlRepresentation();
+  FilterPtr aFilter = ModelAPI_Session::get()->filters()->filter(theFilter);
+  std::string aXmlString = aFilter->xmlRepresentation();
   if (aXmlString.length() == 0)
     addItemRow(this);
   else {
-    ModuleBase_WidgetFactory aFactory(aXmlString, theParent->workshop());
+    std::string anAttrPrefix; // this must be added to the attributes names for multiple filters
+    std::string aFilterKind = ModelAPI_Session::get()->filters()->id(aFilter);
+    if (theFilter != aFilterKind) {
+      anAttrPrefix = theFilter.substr(0, theFilter.size() - aFilterKind.size());
+    }
+    ModuleBase_WidgetFactory aFactory(aXmlString, theParent->workshop(), anAttrPrefix);
     Config_ValidatorReader aValidatorReader(aXmlString, true);
     aValidatorReader.setFeatureId(mySelection->getKind());
     aValidatorReader.readAll();
@@ -170,6 +184,7 @@ ModuleBase_FilterItem::ModuleBase_FilterItem(
       connect(aWidget, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)),
         theParent, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)));
       connect(aWidget, SIGNAL(objectUpdated()), theParent, SLOT(onObjectUpdated()));
+      aWidget->enableFocusProcessing();
     }
     aLayout->addWidget(aParamsWgt);
   }
@@ -177,6 +192,7 @@ ModuleBase_FilterItem::ModuleBase_FilterItem(
 
 void ModuleBase_FilterItem::addItemRow(QWidget* theParent)
 {
+  std::string aContext = mySelection->getKind();
   QHBoxLayout* aLayout = new QHBoxLayout(theParent);
   ModuleBase_Tools::zeroMargins(aLayout);
 
@@ -190,17 +206,17 @@ void ModuleBase_FilterItem::addItemRow(QWidget* theParent)
     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
   else
     myRevBtn->setIcon(QIcon(":pictures/add.png"));
-  myRevBtn->setToolTip(tr("Reverse the filter"));
+  myRevBtn->setToolTip(ModuleBase_Tools::translate(aContext, "Reverse the filter"));
   connect(myRevBtn, SIGNAL(toggled(bool)), SLOT(onReverse(bool)));
   aLayout->addWidget(myRevBtn);
 
   const std::string& aFilterName = ModelAPI_Session::get()->filters()->filter(myFilterID)->name();
-  aLayout->addWidget(new QLabel(aFilterName.c_str(), theParent), 1);
+  aLayout->addWidget(new QLabel(ModuleBase_Tools::translate(aContext, aFilterName), theParent), 1);
 
   QToolButton* aDelBtn = new QToolButton(theParent);
   aDelBtn->setIcon(QIcon(":pictures/delete.png"));
   aDelBtn->setAutoRaise(true);
-  aDelBtn->setToolTip(tr("Delete the filter"));
+  aDelBtn->setToolTip(ModuleBase_Tools::translate(aContext, "Delete the filter"));
   connect(aDelBtn, SIGNAL(clicked(bool)), SLOT(onDelete()));
   aLayout->addWidget(aDelBtn);
 }
@@ -225,22 +241,24 @@ void ModuleBase_FilterItem::onDelete()
 //*****************************************************************************
 //*****************************************************************************
 ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theParent,
-  ModuleBase_IWorkshop* theWorkshop, const Config_WidgetAPI* theData)
+  ModuleBase_IWorkshop* theWorkshop, const Config_WidgetAPI* theData, bool theReadOnly)
   : ModuleBase_ModelWidget(theParent, theData),
   myWorkshop(theWorkshop),
-  mySelectorFeature(SelectorFeature),
-  mySelectorAttribute(AttributeId)
+  mySelectorFeature(ModuleBase_WidgetSelectionFilter::SelectorFeature),
+  mySelectorAttribute(ModuleBase_WidgetSelectionFilter::AttributeId)
 {
   // Clear Old selection
-  AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
-  mySelectionType = selectionType(aAttrList->selectionType().c_str());
-  aAttrList->clear();
+    AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
+    mySelectionType = selectionType(aAttrList->selectionType().c_str());
+  if (!theReadOnly) {
+    aAttrList->clear();
+  }
 
   // Define widgets
   QVBoxLayout* aMainLayout = new QVBoxLayout(this);
   ModuleBase_Tools::adjustMargins(aMainLayout);
 
-  QGroupBox* aFiltersGroup = new QGroupBox(tr("Filters"), this);
+  QGroupBox* aFiltersGroup = new QGroupBox(translate("Filters"), this);
   QVBoxLayout* aGroupLayout = new QVBoxLayout(aFiltersGroup);
   aGroupLayout->setContentsMargins(0, 0, 0, 0);
   aGroupLayout->setSpacing(0);
@@ -251,15 +269,15 @@ ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theP
   aGroupLayout->addWidget(myFiltersWgt);
 
   myFiltersCombo = new QComboBox(aFiltersGroup);
-  myFiltersCombo->addItem(tr("Add new filter..."));
+  myFiltersCombo->addItem(translate("Add new filter..."));
   SessionPtr aSession = ModelAPI_Session::get();
   std::list<FilterPtr> allFilters =
     aSession->filters()->filters((GeomAPI_Shape::ShapeType) mySelectionType);
+  storeFilters(allFilters);
   QStringList aItems;
   std::list<FilterPtr>::const_iterator aIt;
   for (aIt = allFilters.cbegin(); aIt != allFilters.cend(); aIt++) {
-    aItems.push_back((*aIt)->name().c_str());
-    myFilters.push_back(aSession->filters()->id(*aIt));
+    aItems.push_back(translate((*aIt)->name().c_str()));
   }
   myFiltersCombo->addItems(aItems);
   connect(myFiltersCombo, SIGNAL(currentIndexChanged(int)), SLOT(onAddFilter(int)));
@@ -274,7 +292,7 @@ ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theP
 
   aBtnLayout->addStretch(1);
 
-  mySelectBtn = new QPushButton(tr("Select"), aBtnWgt);
+  mySelectBtn = new QPushButton(translate("Select"), aBtnWgt);
   connect(mySelectBtn, SIGNAL(clicked()), SLOT(onSelect()));
   aBtnLayout->addWidget(mySelectBtn);
 
@@ -285,13 +303,13 @@ ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theP
   QHBoxLayout* aLblLayout = new QHBoxLayout(aLblWgt);
   ModuleBase_Tools::zeroMargins(aLblLayout);
 
-  aLblLayout->addWidget(new QLabel(tr("Number of selected objects:"), aLblWgt));
+  aLblLayout->addWidget(new QLabel(translate("Number of selected objects:"), aLblWgt));
 
   myNbLbl = new QLabel("0", aLblWgt);
   aLblLayout->addWidget(myNbLbl);
 
   // Show only button
-  myShowBtn = new QCheckBox(tr("Show only"), this);
+  myShowBtn = new QCheckBox(translate("Show only"), this);
   connect(myShowBtn, SIGNAL(toggled(bool)), SLOT(onShowOnly(bool)));
   aLblLayout->addWidget(myShowBtn);
 
@@ -300,6 +318,12 @@ ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theP
   aMainLayout->addStretch(1);
 
   updateSelectBtn();
+  if (theReadOnly) {
+    myFiltersCombo->hide();
+    mySelectBtn->hide();
+    aLblWgt->hide();
+    myShowBtn->hide();
+  }
 }
 
 ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
@@ -310,7 +334,7 @@ ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
     aCtx->Remove(myPreview, false);
     myPreview.Nullify();
     if (myListIO.Size() > 0) {
-      Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
+      aCtx = myWorkshop->viewer()->AISContext();
       AIS_ListOfInteractive::const_iterator aIt;
       Handle(AIS_Shape) aShapeIO;
       for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
@@ -325,7 +349,7 @@ ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
       myListIO.Clear();
       myShowBtn->setChecked(false);
     }
-    aCtx->UpdateCurrentViewer();
+    myWorkshop->viewer()->update();
   }
   SelectorFeature = FeaturePtr();
   AttributeId = "";
@@ -336,26 +360,29 @@ void ModuleBase_WidgetSelectionFilter::onAddFilter(int theIndex)
   if (theIndex == 0)
     return;
 
-  std::list<std::string>::iterator aIt;
-  int i;
-  std::string aFilter;
-  for (aIt = myFilters.begin(), i = 0; aIt != myFilters.cend(); i++, aIt++) {
-    if (i == (theIndex - 1)) {
-      aFilter = (*aIt);
-      break;
-    }
-  }
-  ModuleBase_FilterItem* aItem = onAddFilter(aFilter);
+  ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
   FiltersFeaturePtr aFiltersFeature =
     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
-  aFiltersFeature->addFilter(aFilter);
 
-  myFiltersCombo->setCurrentIndex(0);
-  myFiltersCombo->removeItem(theIndex);
+  std::string aText = myFiltersCombo->itemText(theIndex).toStdString();
+
+  std::list<FilterPtr>::iterator aIt;
+  std::string aFilter;
+  std::map<std::string, FilterPtr>::const_iterator aFound = myFilters.find(aText);
+  if (aFound == myFilters.end()) {
+    std::list<FilterPtr> aFilters = aFactory->filters((GeomAPI_Shape::ShapeType) mySelectionType);
+    storeFilters(aFilters);
+    aFound = myFilters.find(aText);
+  }
+  if (aFound != myFilters.end())
+    aFilter = aFactory->id(aFound->second);
+
+  aFiltersFeature->addFilter(aFilter);
   updateObject(myFeature);
 
-  if (aItem && (aItem->widgets().size() > 0))
-    aItem->widgets().first()->emitFocusInWidget();
+  QList<ModuleBase_FilterItem*> aList = itemsList();
+  if (!aList.isEmpty() && (aList.last()->widgets().size() > 0))
+    aList.last()->widgets().first()->emitFocusInWidget();
   else
     emitFocusInWidget();
 }
@@ -364,13 +391,6 @@ ModuleBase_FilterItem* ModuleBase_WidgetSelectionFilter::onAddFilter(const std::
 {
   if (theFilter.length() == 0)
     return 0;
-  std::list<std::string>::const_iterator aIt;
-  for (aIt = myUseFilters.cbegin(); aIt != myUseFilters.cend(); aIt++) {
-    if (theFilter == (*aIt))
-      return 0;
-  }
-  myFilters.remove(theFilter);
-  myUseFilters.push_back(theFilter);
   ModuleBase_FilterItem* aItem = new ModuleBase_FilterItem(theFilter, this);
   connect(aItem, SIGNAL(deleteItem(ModuleBase_FilterItem*)),
     SLOT(onDeleteItem(ModuleBase_FilterItem*)));
@@ -394,10 +414,11 @@ void ModuleBase_WidgetSelectionFilter::onDeleteItem(ModuleBase_FilterItem* theIt
   myFiltersLayout->removeWidget(theItem);
   theItem->deleteLater();
 
-  myUseFilters.remove(aFilter);
-  myFilters.push_back(aFilter);
-  myFiltersCombo->addItem(ModelAPI_Session::get()->filters()->filter(aFilter)->name().c_str());
-
+  ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
+  if (!aFactory->filter(aFilter)->isMultiple()) {
+    //myFilters.push_back(aFilter);
+    myFiltersCombo->addItem(ModelAPI_Session::get()->filters()->filter(aFilter)->name().c_str());
+  }
   FiltersFeaturePtr aFiltersFeature =
     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
   aFiltersFeature->removeFilter(aFilter);
@@ -431,44 +452,30 @@ void ModuleBase_WidgetSelectionFilter::onReverseItem(ModuleBase_FilterItem* theI
 
 void ModuleBase_WidgetSelectionFilter::onSelect()
 {
-  if (myUseFilters.size() == 0)
-    return;
   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
   if (aCtx.IsNull())
     return;
 
   clearCurrentSelection();
 
+  FiltersFeaturePtr aFiltersFeature =
+    std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
+  static SessionPtr aSession = ModelAPI_Session::get();
+  std::list< std::pair<ResultPtr, GeomShapePtr> > aResList =
+    aSession->filters()->select(aFiltersFeature, (GeomAPI_Shape::ShapeType)mySelectionType);
+
   BRep_Builder aBuilder;
   TopoDS_Compound aComp;
   aBuilder.MakeCompound(aComp);
 
-  DocumentPtr aDoc = myFeature->document();
-  int aNb = aDoc->size(ModelAPI_ResultBody::group());
-  ObjectPtr aObj;
-  ResultBodyPtr aBody;
-  GeomShapePtr aShape;
-  for (int i = 0; i < aNb; i++) {
-    aObj = aDoc->object(ModelAPI_ResultBody::group(), i);
-    aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObj);
-    GeomShapePtr aShape = aBody->shape();
-    std::list<GeomShapePtr> aSubShapes =
-      aShape->subShapes((GeomAPI_Shape::ShapeType)mySelectionType);
-    TopTools_MapOfShape alreadyThere;
-    std::list<GeomShapePtr>::const_iterator aShapesIt;
-    for (aShapesIt = aSubShapes.cbegin(); aShapesIt != aSubShapes.cend(); aShapesIt++) {
-      GeomShapePtr aShape = (*aShapesIt);
-      TopoDS_Shape aTShape = aShape->impl<TopoDS_Shape>();
-      if (!alreadyThere.Add(aTShape))
-        continue;
-      static SessionPtr aSession = ModelAPI_Session::get();
-      bool isValid = aSession->filters()->isValid(myFeature, aBody, aShape);
-      if (isValid) {
-        aBuilder.Add(aComp, aTShape);
-        ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj, aShape));
-        myValues.append(aValue);
-      }
-    }
+  std::list< std::pair<ResultPtr, GeomShapePtr> >::const_iterator itSelected = aResList.cbegin();
+  for (; itSelected != aResList.cend(); itSelected++) {
+    ResultPtr aCurRes = (*itSelected).first;
+    GeomShapePtr aSubShape = (*itSelected).second;
+    TopoDS_Shape aTShape = aSubShape->impl<TopoDS_Shape>();
+    aBuilder.Add(aComp, aTShape);
+    ModuleBase_ViewerPrsPtr aValue (new ModuleBase_ViewerPrs(aCurRes, aSubShape));
+    myValues.append(aValue);
   }
 
   if (myValues.size() > 0)
@@ -509,50 +516,62 @@ void ModuleBase_WidgetSelectionFilter::updatePreview(const TopoDS_Shape& theShap
 
 void ModuleBase_WidgetSelectionFilter::onShowOnly(bool theShow)
 {
-  if (myPreview.IsNull())
-    return;
   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
-
   if (theShow) {
     AIS_ListOfInteractive aList;
     aCtx->DisplayedObjects(AIS_KOI_Shape, -1, aList);
-    aList.Remove(myPreview);
+    if (!myPreview.IsNull())
+      aList.Remove(myPreview);
     if (aList.Size() > 0)
       myListIO = aList;
   }
   AIS_ListOfInteractive::const_iterator aIt;
   Handle(AIS_Shape) aShapeIO;
+  bool isModified = false;
   for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
     aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
     if (!aShapeIO.IsNull()) {
-      if (theShow)
-        aCtx->Erase(aShapeIO, false);
+      if (theShow) {
+        if (aCtx->IsDisplayed(aShapeIO)) {
+          aCtx->Erase(aShapeIO, false);
+          isModified = true;
+        }
+      }
       else {
-        aCtx->Display(aShapeIO, false);
-        std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
-        anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
-        myWorkshop->applyCurrentSelectionModes(anAISObj);
+        if (!aCtx->IsDisplayed(aShapeIO)) {
+          aCtx->Display(aShapeIO, false);
+          std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
+          anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
+          myWorkshop->applyCurrentSelectionModes(anAISObj);
+          isModified = true;
+        }
       }
     }
   }
-  aCtx->UpdateCurrentViewer();
+  if (isModified)
+    myWorkshop->viewer()->update();
 }
 
 void ModuleBase_WidgetSelectionFilter::updateSelectBtn()
 {
-  mySelectBtn->setEnabled(myUseFilters.size() > 0);
+  FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
+  mySelectBtn->setEnabled(aFiltersFeature.get() && (aFiltersFeature->filters().size() > 0));
 }
 
 void ModuleBase_WidgetSelectionFilter::updateNumberSelected()
 {
   int aNb = myValues.size();
   myNbLbl->setText(QString::number(aNb));
-  //QString aErr = () ? tr("Selection is empty") : "";
-  if (aNb == 0)
-    myFeature->setError(tr("Selection is empty").toStdString(), false, false);
+  if (aNb == 0) {
+    myFeature->setError(translate("Selection is empty").toStdString(), false, false);
+    myShowBtn->setChecked(false);
+    onShowOnly(false);
+    myShowBtn->setEnabled(false);
+  }
   else {
     myFeature->setError("", false, false);
     myFeature->data()->execState(ModelAPI_StateDone);
+    myShowBtn->setEnabled(true);
   }
 }
 
@@ -641,34 +660,50 @@ bool ModuleBase_WidgetSelectionFilter::storeValueCustom()
   return true;
 }
 
+QList<ModuleBase_FilterItem*> ModuleBase_WidgetSelectionFilter::itemsList() const
+{
+  return  myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
+}
+
+
 bool ModuleBase_WidgetSelectionFilter::restoreValueCustom()
 {
   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
   FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
-  std::list<std::string> aFilters = aFiltersFeature->filters();
-  std::list<std::string>::const_iterator aIt;
-  for (aIt = aFilters.cbegin(); aIt != aFilters.cend(); aIt++) {
-    std::string aStr = (*aIt);
-    onAddFilter(aStr);
-    FilterPtr aFilterObj = aFactory->filter(aStr);
-    int aId = myFiltersCombo->findText(aFilterObj->name().c_str());
-    if (aId != -1)
-      myFiltersCombo->removeItem(aId);
-  }
+
   // Init filters member of the parent attribute
   AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
   if (aAttrList->filters() != aFiltersFeature) {
     aAttrList->setFilters(aFiltersFeature);
   }
 
-  QList<QWidget*> aWidgets;
-  QList<ModuleBase_FilterItem*> aItems = myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
-  foreach(ModuleBase_FilterItem* aItem, aItems) {
-    QList<ModuleBase_ModelWidget*> aSubList = aItem->widgets();
-    foreach(ModuleBase_ModelWidget* aWgt, aSubList) {
-      aWgt->restoreValue();
+  QList<ModuleBase_FilterItem*> aItemsList = itemsList();
+  std::list<std::string> aFilters = aFiltersFeature->filters();
+
+  std::list<std::string>::const_iterator aIt;
+  int i = 0;
+  int aNbItems = aItemsList.size();
+  ModuleBase_FilterItem* aItem = 0;
+  bool isBlocked = myFiltersCombo->blockSignals(true);
+  for (aIt = aFilters.cbegin(); aIt != aFilters.cend(); aIt++, i++) {
+    std::string aStr = (*aIt);
+    aItem = 0;
+    if (i >= aNbItems) {
+      aItem = onAddFilter(aStr);
+      FilterPtr aFilterObj = aFactory->filter(aStr);
+      int aId = myFiltersCombo->findText(aFilterObj->name().c_str());
+      if ((aId != -1) && !aFilterObj->isMultiple())
+        myFiltersCombo->removeItem(aId);
+      if (aItem) {
+        QList<ModuleBase_ModelWidget*> aSubList = aItem->widgets();
+        foreach(ModuleBase_ModelWidget* aWgt, aSubList) {
+          aWgt->restoreValue();
+        }
+      }
     }
   }
+  myFiltersCombo->setCurrentIndex(0);
+  myFiltersCombo->blockSignals(isBlocked);
   return true;
 }
 
@@ -677,7 +712,7 @@ QString ModuleBase_WidgetSelectionFilter::getError(const bool theValueStateCheck
   QString aErrorMsg = ModuleBase_ModelWidget::getError(theValueStateChecked);
   if (aErrorMsg.isEmpty()) {
     if (myValues.size() == 0)
-      aErrorMsg = tr("Selection is empty");
+      aErrorMsg = translate("Selection is empty");
   }
   return aErrorMsg;
 }
@@ -688,7 +723,7 @@ void ModuleBase_WidgetSelectionFilter::onObjectUpdated()
   clearCurrentSelection(true);
   updateNumberSelected();
 
-  QList<ModuleBase_FilterItem*> aItemsList = myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
+  QList<ModuleBase_FilterItem*> aItemsList = itemsList();
   foreach(ModuleBase_FilterItem* aItem, aItemsList) {
     QList<ModuleBase_ModelWidget*> aWidgetsList = aItem->widgets();
     foreach(ModuleBase_ModelWidget* aWidget, aWidgetsList) {
@@ -704,3 +739,17 @@ void ModuleBase_WidgetSelectionFilter::onObjectUpdated()
   ModelAPI_EventCreator::get()->sendUpdated(myFeature, EVENT_DISP);
   Events_Loop::loop()->flush(EVENT_DISP);
 }
+
+void ModuleBase_WidgetSelectionFilter::storeFilters(const std::list<FilterPtr>& theFilters)
+{
+  for (std::list<FilterPtr>::const_iterator anIt = theFilters.begin();
+       anIt != theFilters.end(); ++anIt) {
+    std::string aName = translate((*anIt)->name()).toStdString();
+    myFilters[aName] = *anIt;
+  }
+}
+
+QString ModuleBase_WidgetSelectionFilter::translate(const std::string& theString) const
+{
+  return ModuleBase_Tools::translate(myFeatureId, theString);
+}