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ModuleBase_WidgetShapeSelector correction to process AttrRefAtt like MultiSelector...
[modules/shaper.git] / src / PartSet / PartSet_Module.cpp
old mode 100644 (file)
new mode 100755 (executable)
index 8541f89..3dd75c7
@@ -4,19 +4,20 @@
 #include "PartSet_WidgetSketchLabel.h"
 #include "PartSet_Validators.h"
 #include "PartSet_Tools.h"
-#include "ModuleBase_WidgetValidated.h"
 #include "PartSet_WidgetPoint2d.h"
 #include "PartSet_WidgetPoint2dDistance.h"
+#include "PartSet_WidgetPoint2DFlyout.h"
 #include "PartSet_WidgetShapeSelector.h"
-#include "PartSet_WidgetPoint2dAngle.h"
 #include "PartSet_WidgetMultiSelector.h"
 #include "PartSet_WidgetEditor.h"
 #include "PartSet_WidgetFileSelector.h"
 #include "PartSet_WidgetSketchCreator.h"
 #include "PartSet_SketcherMgr.h"
+#include "PartSet_SketcherReetntrantMgr.h"
 #include "PartSet_MenuMgr.h"
 #include "PartSet_CustomPrs.h"
 #include "PartSet_IconFactory.h"
+#include "PartSet_WidgetChoice.h"
 
 #include "PartSet_Filters.h"
 #include "PartSet_FilterInfinite.h"
 #include <PartSetPlugin_Duplicate.h>
 
 #include <ModuleBase_Operation.h>
+#include <ModuleBase_OperationAction.h>
 #include <ModuleBase_IViewer.h>
 #include <ModuleBase_IViewWindow.h>
 #include <ModuleBase_IPropertyPanel.h>
 #include <ModuleBase_WidgetEditor.h>
+#include <ModuleBase_WidgetValidated.h>
 #include <ModuleBase_FilterFactory.h>
 #include <ModuleBase_Tools.h>
-#include <GeomValidators_ShapeType.h>
-
-#include <GeomValidators_Face.h>
-#include <GeomValidators_ConstructionComposite.h>
-#include <GeomValidators_ZeroOffset.h>
-#include <GeomValidators_BooleanArguments.h>
-#include <GeomValidators_Different.h>
-
+#include <ModuleBase_OperationFeature.h>
 
 #include <ModelAPI_Object.h>
 #include <ModelAPI_Events.h>
 #include <ModelAPI_Validator.h>
 #include <ModelAPI_Data.h>
 #include <ModelAPI_Session.h>
-#include <ModelAPI_ShapeValidator.h>
+#include <ModelAPI_ResultBody.h>
+#include <ModelAPI_AttributeString.h>
 
 #include <GeomDataAPI_Point2D.h>
 #include <GeomDataAPI_Point.h>
 #include <XGUI_ObjectsBrowser.h>
 #include <XGUI_SelectionMgr.h>
 #include <XGUI_DataModel.h>
+#include <XGUI_ErrorMgr.h>
 
 #include <SketchPlugin_Feature.h>
 #include <SketchPlugin_Sketch.h>
-#include <SketchPlugin_Line.h>
-#include <SketchPlugin_Arc.h>
-#include <SketchPlugin_Circle.h>
-#include <SketchPlugin_Point.h>
+#include <SketchPlugin_ConstraintAngle.h>
 #include <SketchPlugin_ConstraintLength.h>
 #include <SketchPlugin_ConstraintDistance.h>
 #include <SketchPlugin_ConstraintParallel.h>
 #include <QDebug>
 #endif
 
-
-
 /*!Create and return new instance of XGUI_Module*/
 extern "C" PARTSET_EXPORT ModuleBase_IModule* createModule(ModuleBase_IWorkshop* theWshop)
 {
@@ -116,19 +109,18 @@ extern "C" PARTSET_EXPORT ModuleBase_IModule* createModule(ModuleBase_IWorkshop*
 }
 
 PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
-  : ModuleBase_IModule(theWshop),
-  myRestartingMode(RM_None), myVisualLayerId(0)
+: ModuleBase_IModule(theWshop),
+  myVisualLayerId(0)
 {
   new PartSet_IconFactory();
 
   mySketchMgr = new PartSet_SketcherMgr(this);
-  myDataModel = new PartSet_DocumentDataModel(this);
+  mySketchReentrantMgr = new PartSet_SketcherReetntrantMgr(theWshop);
 
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWshop);
   XGUI_Workshop* aWorkshop = aConnector->workshop();
 
   XGUI_OperationMgr* anOpMgr = aWorkshop->operationMgr();
-  connect(anOpMgr, SIGNAL(keyEnterReleased()), this, SLOT(onEnterReleased()));
   connect(anOpMgr, SIGNAL(operationActivatedByPreselection()),
           this, SLOT(onOperationActivatedByPreselection()));
 
@@ -139,7 +131,6 @@ PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
           SLOT(onViewTransformed(int)));
   connect(aViewer, SIGNAL(viewCreated(ModuleBase_IViewWindow*)),
           SLOT(onViewCreated(ModuleBase_IViewWindow*)));
-
   myMenuMgr = new PartSet_MenuMgr(this);
   myCustomPrs = new PartSet_CustomPrs(theWshop);
 
@@ -148,6 +139,19 @@ PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
 
   mySelectionFilters.Append(new PartSet_GlobalFilter(myWorkshop));
   mySelectionFilters.Append(new PartSet_FilterInfinite(myWorkshop));
+
+  myHasConstraintShown[PartSet_Tools::Geometrical] = true;
+  myHasConstraintShown[PartSet_Tools::Dimensional] = true;
+
+  Config_PropManager::registerProp("Visualization", "operation_parameter_color",
+                          "Reference shape wireframe color in operation", Config_Prop::Color,
+                          PartSet_CustomPrs::OPERATION_PARAMETER_COLOR());
+  Config_PropManager::registerProp("Visualization", "operation_result_color",
+                          "Result shape wireframe color in operation", Config_Prop::Color,
+                          PartSet_CustomPrs::OPERATION_RESULT_COLOR());
+  Config_PropManager::registerProp("Visualization", "operation_highlight_color",
+                          "Multi selector item color in operation", Config_Prop::Color,
+                          PartSet_CustomPrs::OPERATION_HIGHLIGHT_COLOR());
 }
 
 PartSet_Module::~PartSet_Module()
@@ -196,32 +200,11 @@ void PartSet_Module::registerValidators()
   aFactory->registerValidator("PartSet_HVDirSelection", new PartSet_HVDirSelection);
   aFactory->registerValidator("PartSet_TangentSelection", new PartSet_TangentSelection);
   aFactory->registerValidator("PartSet_FilletSelection", new PartSet_FilletSelection);
-
+  aFactory->registerValidator("PartSet_AngleSelection", new PartSet_AngleSelection);
+  aFactory->registerValidator("PartSet_EqualSelection", new PartSet_EqualSelection);
   aFactory->registerValidator("PartSet_DifferentObjects", new PartSet_DifferentObjectsValidator);
-  aFactory->registerValidator("PartSet_DifferentShapes", new ModelAPI_ShapeValidator);
-
   aFactory->registerValidator("PartSet_CoincidentAttr", new PartSet_CoincidentAttr);
-
-  aFactory->registerValidator("GeomValidators_ShapeType", new GeomValidators_ShapeType);
-  aFactory->registerValidator("GeomValidators_Face", new GeomValidators_Face);
-
-  aFactory->registerValidator("GeomValidators_ConstructionComposite",
-                              new GeomValidators_ConstructionComposite);
-
-  aFactory->registerValidator("GeomValidators_ZeroOffset",
-                              new GeomValidators_ZeroOffset);
-
-  aFactory->registerValidator("GeomValidators_BooleanArguments",
-                              new GeomValidators_BooleanArguments);
-
-  aFactory->registerValidator("PartSet_SketchEntityValidator",
-                              new PartSet_SketchEntityValidator);
-
-  aFactory->registerValidator("PartSet_SameTypeAttr",
-                              new PartSet_SameTypeAttrValidator);
-
-  aFactory->registerValidator("GeomValidators_Different",
-                              new GeomValidators_Different);
+  aFactory->registerValidator("PartSet_SketchEntityValidator", new PartSet_SketchEntityValidator);
 }
 
 void PartSet_Module::registerFilters()
@@ -237,51 +220,47 @@ void PartSet_Module::registerProperties()
                                    PLANE_SIZE);
   Config_PropManager::registerProp("Sketch planes", "planes_thickness", "Thickness",
                                    Config_Prop::Integer, SKETCH_WIDTH);
+  Config_PropManager::registerProp("Sketch planes", "rotate_to_plane", "Rotate to plane when selected",
+    Config_Prop::Boolean, "false");
+}
+
+void PartSet_Module::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
+{
+  mySketchMgr->connectToPropertyPanel(theWidget, isToConnect);
 }
 
-void PartSet_Module::onOperationCommitted(ModuleBase_Operation* theOperation) 
+void PartSet_Module::operationCommitted(ModuleBase_Operation* theOperation) 
 {
   if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
     mySketchMgr->commitNestedSketch(theOperation);
   }
 
-  if (theOperation->isEditOperation())
-    return;
-  // the selection is cleared after commit the create operation
-  // in order to do not use the same selected objects in the restarted operation
-  // for common behaviour, the selection is cleared even if the operation is not restarted
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
-  XGUI_Workshop* aWorkshop = aConnector->workshop();
-  aWorkshop->selector()->clearSelection();
-
   /// Restart sketcher operations automatically
-  FeaturePtr aFeature = theOperation->feature();
-  std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
-            std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
-  if (aSPFeature && (myRestartingMode == RM_LastFeatureUsed ||
-                     myRestartingMode == RM_EmptyFeatureUsed)) {
-    myLastOperationId = theOperation->id();
-    myLastFeature = myRestartingMode == RM_LastFeatureUsed ? theOperation->feature() : FeaturePtr();
-    
-    launchOperation(myLastOperationId);
+  if (!mySketchReentrantMgr->operationCommitted(theOperation)) {
+
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+    if (aFOperation && !aFOperation->isEditOperation()) {
+      // the selection is cleared after commit the create operation
+      // in order to do not use the same selected objects in the restarted operation
+      // for common behaviour, the selection is cleared even if the operation is not restarted
+      XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
+      XGUI_Workshop* aWorkshop = aConnector->workshop();
+      aWorkshop->selector()->clearSelection();
+    }
   }
-  breakOperationSequence();
 }
 
-void PartSet_Module::breakOperationSequence()
+void PartSet_Module::operationAborted(ModuleBase_Operation* theOperation)
 {
-  myLastOperationId = "";
-  myLastFeature = FeaturePtr();
-  myRestartingMode = RM_None;
+  /// Restart sketcher operations automatically
+  mySketchReentrantMgr->operationAborted(theOperation);
 }
 
-void PartSet_Module::onOperationAborted(ModuleBase_Operation* theOperation)
+void PartSet_Module::operationStarted(ModuleBase_Operation* theOperation)
 {
-  breakOperationSequence();
-}
+  /// Restart sketcher operations automatically
+  mySketchReentrantMgr->operationStarted(theOperation);
 
-void PartSet_Module::onOperationStarted(ModuleBase_Operation* theOperation)
-{
   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
     mySketchMgr->startSketch(theOperation);
   }
@@ -289,19 +268,46 @@ void PartSet_Module::onOperationStarted(ModuleBase_Operation* theOperation)
     mySketchMgr->startNestedSketch(theOperation);
   }
 
-  myCustomPrs->activate(theOperation->feature());
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+  if (aFOperation) {
+    myCustomPrs->activate(aFOperation->feature(), ModuleBase_IModule::CustomizeArguments, true);
+    myCustomPrs->activate(aFOperation->feature(), ModuleBase_IModule::CustomizeResults, true);
+  }
 }
 
-void PartSet_Module::onOperationStopped(ModuleBase_Operation* theOperation)
+void PartSet_Module::operationResumed(ModuleBase_Operation* theOperation)
 {
-  myCustomPrs->deactivate();
+  ModuleBase_IModule::operationResumed(theOperation);
 
-  if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
-    mySketchMgr->stopSketch(theOperation);
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+  if (aFOperation) {
+    myCustomPrs->activate(aFOperation->feature(), ModuleBase_IModule::CustomizeArguments, true);
+    myCustomPrs->activate(aFOperation->feature(), ModuleBase_IModule::CustomizeResults, true);
   }
-  else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
+}
+
+void PartSet_Module::operationStopped(ModuleBase_Operation* theOperation)
+{
+  bool isModified = myCustomPrs->deactivate(ModuleBase_IModule::CustomizeArguments, false) ||
+                    myCustomPrs->deactivate(ModuleBase_IModule::CustomizeResults, false);
+
+  if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
     mySketchMgr->stopNestedSketch(theOperation);
   }
+
+  //VSV: Viewer is updated on feature update and redisplay
+  if (isModified) {
+    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
+    XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+    aDisplayer->updateViewer();
+  }
+
+  QMap<PartSet_Tools::ConstraintVisibleState, bool>::const_iterator anIt = myHasConstraintShown.begin(),
+                                                                    aLast = myHasConstraintShown.end();
+  for (; anIt != aLast; anIt++) {
+    myHasConstraintShown[anIt.key()];
+    mySketchMgr->onShowConstraintsToggle(anIt.value(), myHasConstraintShown[anIt.key()]);
+  }
 }
 
 ModuleBase_Operation* PartSet_Module::currentOperation() const
@@ -338,10 +344,10 @@ bool PartSet_Module::canRedo() const
 bool PartSet_Module::canApplyAction(const ObjectPtr& theObject, const QString& theActionId) const
 {
   bool aValid = true;
-  if (theActionId == "DELETE_CMD" || theActionId == "MOVE_CMD") {
+  if (theActionId == "MOVE_CMD") {
     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
     if (aFeature) {
-      // part features are removed in the PartSet module only.
+      // part features can not be moved in the history.
       if (aFeature->getKind() == PartSetPlugin_Part::ID())
         aValid = false;
     }
@@ -349,9 +355,10 @@ bool PartSet_Module::canApplyAction(const ObjectPtr& theObject, const QString& t
   return aValid;
 }
 
-bool PartSet_Module::canCommitOperation() const
+bool PartSet_Module::canEraseObject(const ObjectPtr& theObject) const
 {
-  return mySketchMgr->canCommitOperation();
+  // the sketch manager put the restriction to the objects erase
+  return mySketchMgr->canEraseObject(theObject);
 }
 
 bool PartSet_Module::canDisplayObject(const ObjectPtr& theObject) const
@@ -370,7 +377,8 @@ bool PartSet_Module::canActivateSelection(const ObjectPtr& theObject) const
   if (isSketchOp || isNestedOp) {
     // in active sketch operation it is possible to activate operation object in selection
     // in the edit operation, e.g. points of the line can be moved when the line is edited
-    aCanActivate = aCanActivate || anOperation->isEditOperation();
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(anOperation);
+    aCanActivate = aCanActivate || (aFOperation && aFOperation->isEditOperation());
   }
   return aCanActivate;
 }
@@ -385,6 +393,27 @@ void PartSet_Module::updateViewerMenu(const QMap<QString, QAction*>& theStdActio
   myMenuMgr->updateViewerMenu(theStdActions);
 }
 
+QString PartSet_Module::getFeatureError(const FeaturePtr& theFeature)
+{
+  QString anError = ModuleBase_IModule::getFeatureError(theFeature);
+  if (anError.isEmpty())
+    anError = sketchMgr()->getFeatureError(theFeature);
+
+  return anError;
+}
+
+void PartSet_Module::grantedOperationIds(ModuleBase_Operation* theOperation,
+                                         QStringList& theIds) const
+{
+  myMenuMgr->grantedOperationIds(theOperation, theIds);
+
+  if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
+    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
+    XGUI_Workshop* aWorkshop = aConnector->workshop();
+
+    theIds.append(aWorkshop->contextMenuMgr()->action("DELETE_CMD")->text());
+  }
+}
 
 void PartSet_Module::activeSelectionModes(QIntList& theModes)
 {
@@ -398,34 +427,31 @@ bool PartSet_Module::isMouseOverWindow()
   return mySketchMgr->isMouseOverWindow();
 }
 
+void PartSet_Module::closeDocument()
+{
+  clearViewer();
+}
+
+void PartSet_Module::clearViewer()
+{
+  myCustomPrs->clearPrs();
+
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
+  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  XGUI_Displayer* aDisplayer = aWorkshop->displayer();
+  aDisplayer->deactivateSelectionFilters();
+}
+
 void PartSet_Module::propertyPanelDefined(ModuleBase_Operation* theOperation)
 {
-  ModuleBase_IPropertyPanel* aPanel = theOperation->propertyPanel();
-  if (PartSet_SketcherMgr::isSketchOperation(theOperation) &&  (theOperation->isEditOperation())) {
-    // we have to manually activate the sketch label in edit mode
-      aPanel->activateWidget(aPanel->modelWidgets().first());
-      return;
-  }
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+  if (!aFOperation)
+    return;
 
-  // Restart last operation type 
-  if ((theOperation->id() == myLastOperationId) && myLastFeature) {
-    ModuleBase_ModelWidget* aWgt = aPanel->activeWidget();
-    if (theOperation->id().toStdString() == SketchPlugin_Line::ID()) {
-      // Initialise new line with first point equal to end of previous
-      PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(aWgt);
-      if (aPnt2dWgt) {
-        std::shared_ptr<ModelAPI_Data> aData = myLastFeature->data();
-        std::shared_ptr<GeomDataAPI_Point2D> aPoint = 
-          std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
-        if (aPoint) {
-          aPnt2dWgt->setPoint(aPoint->x(), aPoint->y());
-          PartSet_Tools::setConstraints(mySketchMgr->activeSketch(), theOperation->feature(), 
-            aWgt->attributeID(), aPoint->x(), aPoint->y());
-          aPanel->activateNextWidget(aPnt2dWgt);
-        }
-      }
-    }
-  }
+  ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
+  // we have to manually activate the sketch label in edit mode
+  if (PartSet_SketcherMgr::isSketchOperation(aFOperation) &&  (aFOperation->isEditOperation()))
+    aPanel->activateWidget(aPanel->modelWidgets().first());
 }
 
 
@@ -453,7 +479,8 @@ void PartSet_Module::onSelectionChanged()
         std::string aId = aFeature->getKind();
         if ((aId == SketchPlugin_ConstraintRadius::ID()) ||
             (aId == SketchPlugin_ConstraintLength::ID()) || 
-            (aId == SketchPlugin_ConstraintDistance::ID())) {
+            (aId == SketchPlugin_ConstraintDistance::ID()) ||
+            (aId == SketchPlugin_ConstraintAngle::ID())) {
           editFeature(aFeature);
         }
       }
@@ -465,58 +492,14 @@ void PartSet_Module::onKeyRelease(ModuleBase_IViewWindow* theWnd, QKeyEvent* the
 {
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
   XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
-  anOpMgr->onKeyReleased(theEvent);
-}
-
-void PartSet_Module::onEnterReleased()
-{
-  myRestartingMode = RM_EmptyFeatureUsed;
+  anOpMgr->onKeyReleased(theWnd->viewPort(), theEvent);
 }
 
 void PartSet_Module::onOperationActivatedByPreselection()
 {
-  ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
-  if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
-    // Set final definitions if they are necessary
-    //propertyPanelDefined(aOperation);
-
-    /// Commit sketcher operations automatically
-    anOperation->commit();
-  }
-}
-
-void PartSet_Module::onNoMoreWidgets()
-{
-  ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
-  if (anOperation) {
-    if (PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
-      if (myRestartingMode != RM_Forbided)
-        myRestartingMode = RM_LastFeatureUsed;
-      anOperation->commit();
-    }
-  }
-}
-
-void PartSet_Module::onVertexSelected()
-{
-  ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
-  if (aOperation->id().toStdString() == SketchPlugin_Line::ID()) {
-    /// If last line finished on vertex the lines creation sequence has to be break
-    ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
-    ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
-    const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
-    QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
-    bool aFoundWidget = false;
-    bool aFoundObligatory = false;
-    for (; anIt != aLast && !aFoundObligatory; anIt++) {
-      if (!aFoundWidget)
-        aFoundWidget = *anIt == anActiveWidget;
-      else
-        aFoundObligatory = (*anIt)->isObligatory();
-    }
-    if (!aFoundObligatory)
-      myRestartingMode = RM_Forbided;
-  }
+  if (!mySketchReentrantMgr->canBeCommittedByPreselection())
+    return;
+  mySketchMgr->operationActivatedByPreselection();
 }
 
 ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& theType, QWidget* theParent,
@@ -528,28 +511,29 @@ ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& th
   ModuleBase_ModelWidget* aWgt = NULL;
   if (theType == "sketch-start-label") {
     PartSet_WidgetSketchLabel* aLabelWgt = new PartSet_WidgetSketchLabel(theParent, aWorkshop,
-      theWidgetApi, theParentId, mySketchMgr->isConstraintsShown());
+      theWidgetApi, theParentId, mySketchMgr->showConstraintStates());
     connect(aLabelWgt, SIGNAL(planeSelected(const std::shared_ptr<GeomAPI_Pln>&)),
       mySketchMgr, SLOT(onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>&)));
-    connect(aLabelWgt, SIGNAL(showConstraintToggled(bool)),
-      mySketchMgr, SLOT(onShowConstraintsToggle(bool)));
+    connect(aLabelWgt, SIGNAL(showConstraintToggled(bool, int)),
+      mySketchMgr, SLOT(onShowConstraintsToggle(bool, int)));
     aWgt = aLabelWgt;
   } else if (theType == "sketch-2dpoint_selector") {
     PartSet_WidgetPoint2D* aPointWgt = new PartSet_WidgetPoint2D(theParent, aWorkshop,
                                                                  theWidgetApi, theParentId);
     aPointWgt->setSketch(mySketchMgr->activeSketch());
-    connect(aPointWgt, SIGNAL(vertexSelected()), this, SLOT(onVertexSelected()));
+    connect(aPointWgt, SIGNAL(vertexSelected()), sketchReentranceMgr(), SLOT(onVertexSelected()));
+    aWgt = aPointWgt;
+  }else if (theType == "sketch-2dpoint_flyout_selector") {
+    PartSet_WidgetPoint2DFlyout* aPointWgt = new PartSet_WidgetPoint2DFlyout(theParent, aWorkshop,
+                                                                 theWidgetApi, theParentId);
+    aPointWgt->setSketch(mySketchMgr->activeSketch());
+    connect(aPointWgt, SIGNAL(vertexSelected()), sketchReentranceMgr(), SLOT(onVertexSelected()));
     aWgt = aPointWgt;
   } else if (theType == "point2ddistance") {
     PartSet_WidgetPoint2dDistance* aDistanceWgt = new PartSet_WidgetPoint2dDistance(theParent,
                                                         aWorkshop, theWidgetApi, theParentId);
     aDistanceWgt->setSketch(mySketchMgr->activeSketch());
     aWgt = aDistanceWgt;
-  } else if(theType == "point2dangle") {
-    PartSet_WidgetPoint2dAngle* anAngleWgt = new PartSet_WidgetPoint2dAngle(theParent,
-                                                           aWorkshop, theWidgetApi, theParentId);
-    anAngleWgt->setSketch(mySketchMgr->activeSketch());
-    aWgt = anAngleWgt;
   } else if (theType == "sketch_shape_selector") {
     PartSet_WidgetShapeSelector* aShapeSelectorWgt =
       new PartSet_WidgetShapeSelector(theParent, aWorkshop, theWidgetApi, theParentId);
@@ -566,24 +550,46 @@ ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& th
     aWgt = new PartSet_WidgetFileSelector(theParent, aWorkshop, theWidgetApi, theParentId);
   } else if (theType == "sketch_launcher") {
     aWgt = new PartSet_WidgetSketchCreator(theParent, this, theWidgetApi, theParentId);
+  } else if (theType == "module_choice") {
+    aWgt = new PartSet_WidgetChoice(theParent, theWidgetApi, theParentId);
+    connect(aWgt, SIGNAL(itemSelected(int)), SLOT(onBooleanOperationChange(int)));
   }
   return aWgt;
 }
 
+ModuleBase_ModelWidget* PartSet_Module::activeWidget() const
+{
+  ModuleBase_ModelWidget* anActiveWidget = 0;
+
+  anActiveWidget = mySketchReentrantMgr->internalActiveWidget();
+  if (!anActiveWidget) {
+    ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
+    if (aOperation) {
+      ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
+      anActiveWidget = aPanel->activeWidget();
+    }
+  }
+  return anActiveWidget;
+}
 
 bool PartSet_Module::deleteObjects()
 {
-  SessionPtr aMgr = ModelAPI_Session::get();
+  bool isProcessed = false;
+
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
+  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  XGUI_OperationMgr* anOpMgr = aWorkshop->operationMgr();
+
+  //SessionPtr aMgr = ModelAPI_Session::get();
   // 1. check whether the delete should be processed in the module
   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
   bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation),
        isNestedOp = PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
   if (isSketchOp || isNestedOp) {
+    isProcessed = true;
     // 2. find selected presentations
     // selected objects should be collected before the current operation abort because
     // the abort leads to selection lost on constraint objects. It can be corrected after #386 issue
-    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
-    XGUI_Workshop* aWorkshop = aConnector->workshop();
     ModuleBase_ISelection* aSel = workshop()->selection();
     QObjectPtrList aSelectedObj = aSel->selectedPresentations();
     // if there are no selected objects in the viewer, that means that the selection in another
@@ -610,76 +616,65 @@ bool PartSet_Module::deleteObjects()
     if (aSketchObjects.size() == 0)
       return true;
 
-    // the active nested sketch operation should be aborted unconditionally
-    if (isNestedOp)
-      anOperation->abort();
-
     // 3. start operation
     QString aDescription = aWorkshop->contextMenuMgr()->action("DELETE_CMD")->text();
-    aMgr->startOperation(aDescription.toStdString());
+    ModuleBase_OperationAction* anOpAction = new ModuleBase_OperationAction(aDescription, this);
+
+    // the active nested sketch operation should be aborted unconditionally
+    // the Delete action should be additionally granted for the Sketch operation
+    // in order to do not abort/commit it
+    if (!anOpMgr->canStartOperation(anOpAction->id()))
+      return true; // the objects are processed but can not be deleted
+
+    anOpMgr->startOperation(anOpAction);
 
     // 4. delete features
     // sketch feature should be skipped, only sub-features can be removed
     // when sketch operation is active
     aWorkshop->deleteFeatures(aSketchObjects);
     // 5. stop operation
-    aWorkshop->displayer()->updateViewer();
-    aMgr->finishOperation();
-  } else {
-    bool isPartRemoved = false;
-    // Delete part with help of PartSet plugin
-    // TODO: the deleted objects has to be processed by multiselection
-    QObjectPtrList aObjects = myWorkshop->selection()->selectedObjects();
-    if (aObjects.size() == 1) {
-      ObjectPtr aObj = aObjects.first();
-      FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
-      if (aFeature.get() && (aFeature->getKind() == PartSetPlugin_Part::ID())) {
-        // Remove feature should be created in the document of the part results
-        ResultPtr aPartResult = aFeature->firstResult();
-        if (aPartResult.get()) {
-          std::shared_ptr<ModelAPI_ResultPart> aPart =
-                       std::dynamic_pointer_cast<ModelAPI_ResultPart>(aPartResult);
-          DocumentPtr aPartDoc = aPart->partDoc();
-          if (aPartDoc.get()) {
-            aMgr->startOperation(PartSetPlugin_Remove::ID());
-            FeaturePtr aFeature = aPartDoc->addFeature(PartSetPlugin_Remove::ID());
-            aFeature->execute();
-            aMgr->finishOperation();
-            isPartRemoved = true;
-          }
-        }
-      }
-    }
-    return isPartRemoved;
+    anOpMgr->commitOperation();
   }
-  return true;
+  return isProcessed;
 }
 
 void PartSet_Module::onFeatureTriggered()
 {
-  SessionPtr aMgr = ModelAPI_Session::get();
-  // 1. check whether the delete should be processed in the module
-  ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
-  bool isNestedOp = PartSet_SketcherMgr::isNestedCreateOperation(anOperation);
-  if (isNestedOp) {
-    // in case if in the viewer nothing is displayed, the create operation should not be
-    // comitted even if all values of the feature are initialized
-    if (!mySketchMgr->canDisplayCurrentCreatedFeature()) {
-      QAction* aCmd = dynamic_cast<QAction*>(sender());
-      //Do nothing on uncheck
-      if (aCmd->isCheckable() && !aCmd->isChecked())
-        return;
-
-      // the action information should be saved before the operation is aborted
-      // because this abort leads to update command status, which unchecks this action
-      anOperation->abort();
-
-      launchOperation(aCmd->data().toString());
+  QAction* aCmd = dynamic_cast<QAction*>(sender());
+  if (aCmd->isCheckable() && aCmd->isChecked()) {
+    // 1. check whether the delete should be processed in the module
+    ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
+    bool isNestedOp = PartSet_SketcherMgr::isNestedCreateOperation(anOperation);
+    if (isNestedOp) {
+      // in case if in the viewer nothing is displayed, the create operation should not be
+      // comitted even if all values of the feature are initialized
+      if (!mySketchMgr->canDisplayCurrentCreatedFeature()) {
+        // the action information should be saved before the operation is aborted
+        // because this abort leads to update command status, which unchecks this action
+        anOperation->abort();
+        launchOperation(aCmd->data().toString());
+      }
     }
   }
   ModuleBase_IModule::onFeatureTriggered();
 }
 
+void PartSet_Module::launchOperation(const QString& theCmdId)
+{
+  if (myWorkshop->currentOperation() && 
+      myWorkshop->currentOperation()->id().toStdString() == SketchPlugin_Sketch::ID()) {
+      const QMap<PartSet_Tools::ConstraintVisibleState, bool>& aShownStates = mySketchMgr->showConstraintStates();
+      myHasConstraintShown = aShownStates;
+  }
+  if (PartSet_SketcherMgr::constraintsIdList().contains(theCmdId)) {
+    // Show constraints if a constraint was anOperation
+    mySketchMgr->onShowConstraintsToggle(true, PartSet_Tools::Geometrical);
+    mySketchMgr->onShowConstraintsToggle(true, PartSet_Tools::Dimensional);
+  }
+  ModuleBase_IModule::launchOperation(theCmdId);
+}
+
+
 void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS) 
 {
   Handle(AIS_InteractiveObject) anAIS = theAIS->impl<Handle(AIS_InteractiveObject)>();
@@ -696,21 +691,31 @@ void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS)
   }
 }
 
+void PartSet_Module::onBeforeObjectErase(ObjectPtr theObject, AISObjectPtr theAIS)
+{
+  // this is obsolete
+  // it should be recomputed in order to disappear in the viewer if the corresponded object
+  // is erased
+  //if (myCustomPrs->isActive())
+  //  myCustomPrs->redisplay(theObject, false);
+}
+
 void PartSet_Module::onViewTransformed(int theTrsfType)
 {
   // Set length of arrows constant in pixel size
   // if the operation is panning or rotate or panglobal then do nothing
   if ((theTrsfType == 1) || (theTrsfType == 3) || (theTrsfType == 4))
     return;
-
   ModuleBase_IViewer* aViewer = myWorkshop->viewer();
+  Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
+  if (aContext.IsNull())
+    return;
+
   //Handle(V3d_View) aView = aViewer->activeView();
 
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
   XGUI_Workshop* aWorkshop = aConnector->workshop();
   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
-  Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
-
   Handle(V3d_Viewer) aV3dViewer = aContext->CurrentViewer();
   Handle(V3d_View) aView;
   double aScale = 0;
@@ -750,32 +755,62 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
     aDisplayer->updateViewer();
 }
 
-void PartSet_Module::customizeObject(ObjectPtr theObject)
+void PartSet_Module::activateCustomPrs(const FeaturePtr& theFeature, const ModuleBase_CustomizeFlag& theFlag,
+                                       const bool theUpdateViewer)
 {
-  if (myCustomPrs->isActive())
-    myCustomPrs->customize(theObject);
+  myCustomPrs->activate(theFeature, theFlag, theUpdateViewer);
+}
+
+void PartSet_Module::deactivateCustomPrs(const ModuleBase_CustomizeFlag& theFlag,
+                                         const bool theUpdateViewer)
+{
+  myCustomPrs->deactivate(theFlag, theUpdateViewer);
+}
+
+bool PartSet_Module::customizeObject(ObjectPtr theObject, const ModuleBase_CustomizeFlag& theFlag,
+                                     const bool theUpdateViewer)
+{
+  bool isRedisplayed = false;
+  if (myCustomPrs->isActive(theFlag))
+    isRedisplayed = myCustomPrs->redisplay(theObject, theFlag, theUpdateViewer);
+
+  return isRedisplayed;
 }
 
 void PartSet_Module::customizeObjectBrowser(QWidget* theObjectBrowser)
 {
   XGUI_ObjectsBrowser* aOB = dynamic_cast<XGUI_ObjectsBrowser*>(theObjectBrowser);
   if (aOB) {
-    QLineEdit* aLabel = aOB->activeDocLabel();
-    QPalette aPalet = aLabel->palette();
-    aPalet.setColor(QPalette::Text, QColor(0, 72, 140));
-    aLabel->setPalette(aPalet);
+    QLabel* aLabel = aOB->activeDocLabel();
+    aLabel->installEventFilter(myMenuMgr);
+    connect(aLabel, SIGNAL(customContextMenuRequested(const QPoint&)), 
+          SLOT(onActiveDocPopup(const QPoint&)));
+    //QPalette aPalet = aLabel->palette();
+    //aPalet.setColor(QPalette::Text, QColor(0, 72, 140));
+    //aLabel->setPalette(aPalet);
     aOB->treeView()->setExpandsOnDoubleClick(false);
-#ifdef ModuleDataModel
     connect(aOB->treeView(), SIGNAL(doubleClicked(const QModelIndex&)), 
       SLOT(onTreeViewDoubleClick(const QModelIndex&)));
-    connect(aOB, SIGNAL(headerMouseDblClicked(const QModelIndex&)), 
-      SLOT(onTreeViewDoubleClick(const QModelIndex&)));
-    connect(aOB->treeView(), SIGNAL(doubleClicked(const QModelIndex&)), 
-      myDataModel, SLOT(onMouseDoubleClick(const QModelIndex&)));
-#endif
   }
 }
 
+void PartSet_Module::onActiveDocPopup(const QPoint& thePnt)
+{
+  SessionPtr aMgr = ModelAPI_Session::get();
+  QAction* aActivatePartAction = myMenuMgr->action("ACTIVATE_PARTSET_CMD");
+
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
+  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  QLabel* aHeader = aWorkshop->objectBrowser()->activeDocLabel();
+
+  aActivatePartAction->setEnabled((aMgr->activeDocument() != aMgr->moduleDocument()));
+
+  QMenu aMenu;
+  aMenu.addAction(aActivatePartAction);
+  aMenu.exec(aHeader->mapToGlobal(thePnt));
+}
+
+
 ObjectPtr PartSet_Module::findPresentedObject(const AISObjectPtr& theAIS) const
 {
   ObjectPtr anObject;
@@ -801,6 +836,9 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
   QObjectPtrList aObjects = myWorkshop->selection()->selectedObjects();
   int aSelected = aObjects.size();
   SessionPtr aMgr = ModelAPI_Session::get();
+  QAction* aActivatePartAction = myMenuMgr->action("ACTIVATE_PART_CMD");
+
+  ModuleBase_Operation* aCurrentOp = myWorkshop->currentOperation();
   if (aSelected == 1) {
     bool hasResult = false;
     bool hasFeature = false;
@@ -811,45 +849,40 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
     ObjectPtr aObject = aObjects.first();
     if (aObject) {
       ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
-      FeaturePtr aPartFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObject);
+      FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObject);
       bool isPart = aPart.get() || 
-        (aPartFeature.get() && (aPartFeature->getKind() == PartSetPlugin_Part::ID()));
+        (aFeature.get() && (aFeature->getKind() == PartSetPlugin_Part::ID()));
       if (isPart) {
         DocumentPtr aPartDoc;
         if (!aPart.get()) {
-          aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aPartFeature->firstResult());
+          aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aFeature->firstResult());
         }
         if (aPart.get()) // this may be null is Part feature is disabled
           aPartDoc = aPart->partDoc();
-        if (aMgr->activeDocument() == aPartDoc)
-          theMenu->addAction(myMenuMgr->action("DEACTIVATE_PART_CMD"));
-        else
-          theMenu->addAction(myMenuMgr->action("ACTIVATE_PART_CMD"));
+          
+        theMenu->addAction(aActivatePartAction);
+        aActivatePartAction->setEnabled((aMgr->activeDocument() != aPartDoc));
+
       } else if (aObject->document() == aMgr->activeDocument()) {
-        if (hasParameter || hasFeature)
+        if (hasParameter || hasFeature) {
+          myMenuMgr->action("EDIT_CMD")->setEnabled(true);
           theMenu->addAction(myMenuMgr->action("EDIT_CMD"));
+          if (aCurrentOp && aFeature.get()) {
+            if (aCurrentOp->id().toStdString() == aFeature->getKind())
+              myMenuMgr->action("EDIT_CMD")->setEnabled(false);
+          }
+        }
       }
 
-      ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
+      ResultBodyPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObject);
       if( aResult.get() )
-      {
         theMenu->addAction(myMenuMgr->action("SELECT_PARENT_CMD"));
-      }
-    } else {  // If feature is 0 the it means that selected root object (document)
-      if (aMgr->activeDocument() != aMgr->moduleDocument())
-        theMenu->addAction(myMenuMgr->action("ACTIVATE_PARTSET_CMD"));
     }
-  } else if (aSelected == 0) {
-    // if there is no selection then it means that upper label is selected
-    QModelIndexList aIndexes = myWorkshop->selection()->selectedIndexes();
-    if (aIndexes.size() == 0) // it means that selection happens in top label outside of tree view
-      if (aMgr->activeDocument() != aMgr->moduleDocument())
-        theMenu->addAction(myMenuMgr->action("ACTIVATE_PARTSET_CMD"));
   }
-  bool aCanDeactivate = (myWorkshop->currentOperation() == 0);
-  myMenuMgr->action("ACTIVATE_PARTSET_CMD")->setEnabled(aCanDeactivate);
-  myMenuMgr->action("DEACTIVATE_PART_CMD")->setEnabled(aCanDeactivate);
-  myMenuMgr->action("ACTIVATE_PART_CMD")->setEnabled(aCanDeactivate);
+  bool aNotDeactivate = (aCurrentOp == 0);
+  if (!aNotDeactivate) {
+    aActivatePartAction->setEnabled(false);
+  }
 }
 
 void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMessage)
@@ -868,53 +901,32 @@ void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMess
     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
     XGUI_Workshop* aWorkshop = aConnector->workshop();
     XGUI_DataTree* aTreeView = aWorkshop->objectBrowser()->treeView();
-    QLineEdit* aLabel = aWorkshop->objectBrowser()->activeDocLabel();
+    QLabel* aLabel = aWorkshop->objectBrowser()->activeDocLabel();
     QPalette aPalet = aLabel->palette();
 
     SessionPtr aMgr = ModelAPI_Session::get();
     DocumentPtr aActiveDoc = aMgr->activeDocument();
-#ifdef ModuleDataModel
-    QModelIndex aOldIndex = myDataModel->activePartTree();
-    DocumentPtr aDoc = aMgr->moduleDocument();
-    if (aActiveDoc == aDoc) {
-      if (aOldIndex.isValid())
-        aTreeView->setExpanded(aOldIndex, false);
-      myDataModel->deactivatePart();
-      aPalet.setColor(QPalette::Text, QColor(0, 72, 140));
-    } else {
-      std::string aGrpName = ModelAPI_ResultPart::group();
-      for (int i = 0; i < aDoc->size(aGrpName); i++) {
-        ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aDoc->object(aGrpName, i));
-        if (aPart->partDoc() == aActiveDoc) {
-          QModelIndex aIndex = myDataModel->partIndex(aPart);
-          if (myDataModel->activatePart(aIndex)) {
-            if (aOldIndex.isValid())
-              aTreeView->setExpanded(aOldIndex, false);
-            aTreeView->setExpanded(myDataModel->activePartTree(), true);
-            aPalet.setColor(QPalette::Text, Qt::black);
-          }
-          break;
-        }
-      }
-    }
-#else
-    // Problem with MPV: At first time on creation it doesn't work because Part feature
-    // creation event will be sent after
     if (aActivePartIndex.isValid())
       aTreeView->setExpanded(aActivePartIndex, false);
     XGUI_DataModel* aDataModel = aWorkshop->objectBrowser()->dataModel();
     aActivePartIndex = aDataModel->documentRootIndex(aActiveDoc);
     if (aActivePartIndex.isValid())
       aTreeView->setExpanded(aActivePartIndex, true);
-#endif
+
     aLabel->setPalette(aPalet);
     aWorkshop->updateCommandStatus();
 
     // Update displayed objects in order to update active color
     XGUI_Displayer* aDisplayer = aWorkshop->displayer();
     QObjectPtrList aObjects = aDisplayer->displayedObjects();
-    foreach(ObjectPtr aObj, aObjects)
-      aDisplayer->redisplay(aObj, false);
+    bool aHidden;
+    foreach(ObjectPtr aObj, aObjects) {
+      //TODO: replace by redisplay event.
+      aHidden = !aObj->data() || !aObj->data()->isValid() || 
+        aObj->isDisabled() || (!aObj->isDisplayed());
+      if (!aHidden)
+        aDisplayer->redisplay(aObj, false);
+    }
     aDisplayer->updateViewer();
   }
 }
@@ -930,7 +942,15 @@ void PartSet_Module::onTreeViewDoubleClick(const QModelIndex& theIndex)
   }
   if (theIndex.column() != 0) // Use only first column
     return;
-  ObjectPtr aObj = myDataModel->object(theIndex);
+
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
+  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  XGUI_DataModel* aDataModel = aWorkshop->objectBrowser()->dataModel();
+  // De not use non editable Indexes
+  if ((aDataModel->flags(theIndex) & Qt::ItemIsSelectable) == 0)
+    return;
+  ObjectPtr aObj = aDataModel->object(theIndex);
+
   ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
   if (!aPart.get()) { // Probably this is Feature
     FeaturePtr aPartFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
@@ -940,7 +960,7 @@ void PartSet_Module::onTreeViewDoubleClick(const QModelIndex& theIndex)
   }
   if (aPart.get()) { // if this is a part
     if (aPart->partDoc() == aMgr->activeDocument()) {
-      aMgr->setActiveDocument(aMgr->moduleDocument());
+      myMenuMgr->activatePartSet();
     } else {
       aPart->activate();
     }
@@ -952,7 +972,11 @@ void PartSet_Module::onViewCreated(ModuleBase_IViewWindow*)
 {
   // z layer is created for all started operations in order to visualize operation AIS presentation
   // over the object
-  Handle(V3d_Viewer) aViewer = myWorkshop->viewer()->AISContext()->CurrentViewer();
+  Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
+  if (aContext.IsNull())
+    return;
+
+  Handle(V3d_Viewer) aViewer = aContext->CurrentViewer();
   if (myVisualLayerId == 0) {
     if (myVisualLayerId == 0)
       aViewer->AddZLayer(myVisualLayerId);
@@ -969,4 +993,94 @@ void PartSet_Module::onViewCreated(ModuleBase_IViewWindow*)
     if (!aFound)
       aViewer->AddZLayer(myVisualLayerId);
   }
+  // if there is an active operation with validated widget,
+  // the filters of this widget should be activated in the created view
+  ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
+  if (aOperation) {
+    ModuleBase_ModelWidget* anActiveWidget = activeWidget();
+    if (anActiveWidget) {
+      ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>(anActiveWidget);
+      if (aWSelector)
+        aWSelector->activateSelectionAndFilters(true);
+    }
+  }
+}
+
+//******************************************************
+void PartSet_Module::widgetStateChanged(int thePreviousState)
+{
+  mySketchMgr->widgetStateChanged(thePreviousState);
+}
+
+bool PartSet_Module::processEnter(const std::string& thePreviousAttributeID)
+{
+  return mySketchReentrantMgr->processEnter(thePreviousAttributeID);
+}
+
+//******************************************************
+void PartSet_Module::beforeOperationStarted(ModuleBase_Operation* theOperation)
+{
+}
+
+//******************************************************
+void PartSet_Module::beforeOperationStopped(ModuleBase_Operation* theOperation)
+{
+  if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
+    mySketchMgr->stopSketch(theOperation);
+  }
+}
+
+//******************************************************
+GeomShapePtr PartSet_Module::findShape(const AttributePtr& theAttribute)
+{
+  GeomShapePtr aGeomShape;
+
+  ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
+  if (anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
+    aGeomShape = PartSet_Tools::findShapeBy2DPoint(theAttribute, myWorkshop);
+  }
+  return aGeomShape;
+}
+
+//******************************************************
+AttributePtr PartSet_Module::findAttribute(const ObjectPtr& theObject,
+                                           const GeomShapePtr& theGeomShape)
+{
+  AttributePtr anAttribute;
+  GeomShapePtr aGeomShape = theGeomShape;
+  if (!aGeomShape.get()) {
+    // processing shape of result, e.g. sketch circle center is selected, this is a result
+    // the geom shape is empty, the shape of result should be used
+    ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
+    if (aResult.get()) {
+      aGeomShape = aResult->shape();
+    }
+  }
+
+  if (aGeomShape.get()) {
+    TopoDS_Shape aTDSShape = aGeomShape->impl<TopoDS_Shape>();
+    return PartSet_Tools::findAttributeBy2dPoint(theObject, aTDSShape, 
+                                                 mySketchMgr->activeSketch());
+  }
+  return anAttribute;
+}
+
+//******************************************************
+void PartSet_Module::onBooleanOperationChange(int theOperation)
+{
+  ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
+  if (!aOperation)
+    return;
+  ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
+  switch (theOperation) {
+  case 0:
+    aPanel->setWindowTitle(tr("Cut"));
+    break;
+  case 1:
+    aPanel->setWindowTitle(tr("Fuse"));
+    break;
+  case 2:
+    aPanel->setWindowTitle(tr("Common"));
+    break;
+  }
 }