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Issue #1343 Improvement of Extrusion and Revolution operations: preview planes visual...
[modules/shaper.git] / src / PartSet / PartSet_Module.cpp
index 64674f19d028bb725ba9cf1c8cc3d5356a927c09..48e605f5540c63294a3fbde59b0f7db6311f25b5 100755 (executable)
@@ -4,18 +4,23 @@
 #include "PartSet_WidgetSketchLabel.h"
 #include "PartSet_Validators.h"
 #include "PartSet_Tools.h"
+#include "PartSet_PreviewPlanes.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_WidgetMultiSelectorComposite.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_OverconstraintListener.h"
 
 #include "PartSet_Filters.h"
 #include "PartSet_FilterInfinite.h"
 #include <ModuleBase_FilterFactory.h>
 #include <ModuleBase_Tools.h>
 #include <ModuleBase_OperationFeature.h>
-
-#include <GeomValidators_ShapeType.h>
-#include <GeomValidators_Finite.h>
-#include <GeomValidators_Face.h>
-#include <GeomValidators_ConstructionComposite.h>
-#include <GeomValidators_ZeroOffset.h>
-#include <GeomValidators_BooleanArguments.h>
-#include <GeomValidators_Different.h>
-
+#include <ModuleBase_WidgetFactory.h>
+#include <ModuleBase_OperationDescription.h>
 
 #include <ModelAPI_Object.h>
 #include <ModelAPI_Events.h>
 #include <ModelAPI_Validator.h>
 #include <ModelAPI_Data.h>
 #include <ModelAPI_Session.h>
-#include <GeomValidators_DifferentShapes.h>
 #include <ModelAPI_ResultBody.h>
 #include <ModelAPI_AttributeString.h>
 
 #include <XGUI_SelectionMgr.h>
 #include <XGUI_DataModel.h>
 #include <XGUI_ErrorMgr.h>
+#include <XGUI_CustomPrs.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 <QMessageBox>
 #include <QMainWindow>
 #include <QLineEdit>
+#include <QString>
 
 #include <GeomAlgoAPI_FaceBuilder.h>
 #include <GeomDataAPI_Dir.h>
@@ -121,24 +116,17 @@ extern "C" PARTSET_EXPORT ModuleBase_IModule* createModule(ModuleBase_IWorkshop*
 }
 
 PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
-  : ModuleBase_IModule(theWshop),
-  myRestartingMode(RM_None), myVisualLayerId(0), myHasConstraintShown(true)
+: ModuleBase_IModule(theWshop),
+  myVisualLayerId(0)
 {
   new PartSet_IconFactory();
 
   mySketchMgr = new PartSet_SketcherMgr(this);
-#ifdef ModuleDataModel
-  myDataModel = new PartSet_DocumentDataModel(this);
-#endif
+  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()));
-
   ModuleBase_IViewer* aViewer = theWshop->viewer();
   connect(aViewer, SIGNAL(keyRelease(ModuleBase_IViewWindow*, QKeyEvent*)),
           this, SLOT(onKeyRelease(ModuleBase_IViewWindow*, QKeyEvent*)));
@@ -146,15 +134,30 @@ 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);
 
+  myOverconstraintListener = new PartSet_OverconstraintListener(theWshop);
+
   Events_Loop* aLoop = Events_Loop::loop();
   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_DOCUMENT_CHANGED));
 
   mySelectionFilters.Append(new PartSet_GlobalFilter(myWorkshop));
   mySelectionFilters.Append(new PartSet_FilterInfinite(myWorkshop));
+
+  myHasConstraintShown[PartSet_Tools::Geometrical] = true;
+  myHasConstraintShown[PartSet_Tools::Dimensional] = true;
+  myHasConstraintShown[PartSet_Tools::Expressions] = false;
+
+  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()
@@ -166,6 +169,7 @@ PartSet_Module::~PartSet_Module()
       aFilter.Nullify();
   }
   delete myCustomPrs;
+  delete myOverconstraintListener;
 }
 
 void PartSet_Module::activateSelectionFilters()
@@ -188,6 +192,16 @@ void PartSet_Module::deactivateSelectionFilters()
   }
 }
 
+void PartSet_Module::storeSelection()
+{
+  sketchMgr()->storeSelection();
+}
+
+void PartSet_Module::restoreSelection()
+{
+  sketchMgr()->restoreSelection();
+}
+
 void PartSet_Module::registerValidators()
 {
   //Registering of validators
@@ -204,28 +218,11 @@ void PartSet_Module::registerValidators()
   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_CollinearSelection", new PartSet_CollinearSelection);
+  aFactory->registerValidator("PartSet_MiddlePointSelection", new PartSet_MiddlePointSelection);
   aFactory->registerValidator("PartSet_DifferentObjects", new PartSet_DifferentObjectsValidator);
   aFactory->registerValidator("PartSet_CoincidentAttr", new PartSet_CoincidentAttr);
-
-  aFactory->registerValidator("GeomValidators_DifferentShapes", new GeomValidators_DifferentShapes);
-  aFactory->registerValidator("GeomValidators_ShapeType", new GeomValidators_ShapeType);
-  aFactory->registerValidator("GeomValidators_Face", new GeomValidators_Face);
-  aFactory->registerValidator("GeomValidators_Finite", new GeomValidators_Finite);
-
-  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("GeomValidators_Different",
-                              new GeomValidators_Different);
 }
 
 void PartSet_Module::registerFilters()
@@ -241,52 +238,125 @@ 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::onOperationCommitted(ModuleBase_Operation* theOperation) 
+void PartSet_Module::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
+{
+  mySketchMgr->connectToPropertyPanel(theWidget, isToConnect);
+}
+
+void PartSet_Module::operationCommitted(ModuleBase_Operation* theOperation) 
 {
   if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
     mySketchMgr->commitNestedSketch(theOperation);
   }
 
-  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
-  if (!aFOperation || aFOperation->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 = aFOperation->feature();
-  std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
-            std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
-  if (aSPFeature && (myRestartingMode == RM_LastFeatureUsed ||
-                     myRestartingMode == RM_EmptyFeatureUsed)) {
-    myLastOperationId = aFOperation->id();
-    myLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature() : FeaturePtr();
-    if (!sketchMgr()->sketchSolverError())
-      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
+      getWorkshop()->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();
+  ModuleBase_IWorkshop* anIWorkshop = workshop();
+  if (!theOperation->getDescription()->hasXmlRepresentation()) {  //!< No need for property panel
+    anIWorkshop->updateCommandStatus();
+  }
+  else {
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                                 (theOperation);
+    if (aFOperation) {
+      XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(anIWorkshop);
+      XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
+      ModuleBase_ModelWidget* aFilledWidget = 0;
+      bool aPostonedWidgetActivation = false;
+      FeaturePtr aFeature = aFOperation->feature();
+
+      std::string aGreedAttributeId = ModuleBase_Tools::findGreedAttribute(anIWorkshop, aFeature);
+      // if there is a greed attribute, automatic commit by preselection for this feature is prohibited
+      aWorkshop->setPropertyPanel(aFOperation);
+
+      // filling the operation values by the current selection
+      // if the operation can be committed after the controls filling, the method perform should
+      // be stopped. Otherwise unnecessary presentations can be shown(e.g. operation prs in sketch)
+      bool isOperationCommitted = false;
+      if (!aFOperation->isEditOperation()) {
+        aFilledWidget = aFOperation->activateByPreselection(aGreedAttributeId);
+        if (currentOperation() != aFOperation)
+          isOperationCommitted = true;
+        else {
+          if (aGreedAttributeId.empty()) {
+            // a signal should be emitted before the next widget activation
+            // because, the activation of the next widget will give a focus to the widget. As a result
+            // the value of the widget is initialized. And commit may happens until the value is entered.
+            if (aFilledWidget) {
+              if (mySketchReentrantMgr->canBeCommittedByPreselection())
+                isOperationCommitted = mySketchMgr->operationActivatedByPreselection();
+              // activate the next obligatory widget
+              if (!isOperationCommitted)
+                aPropertyPanel->activateNextWidget(aFilledWidget);
+            }
+          }
+          else { // there is a greed widget
+            const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
+            std::string aFirstAttributeId = aWidgets.front()->attributeID();
+            // activate next widget after greeded if it is the first widget in the panel
+            // else the first panel widget is already activated by operation start
+            if (aFirstAttributeId == aGreedAttributeId)
+              aPostonedWidgetActivation = true;
+          }
+        }
+      } if (!isOperationCommitted) {
+        anIWorkshop->updateCommandStatus();
+        aWorkshop->connectToPropertyPanel(true);
+        operationStartedInternal(aFOperation);
+
+        // the objects of the current operation should be deactivated
+        QObjectPtrList anObjects;
+        anObjects.append(aFeature);
+        std::list<ResultPtr> aResults = aFeature->results();
+        std::list<ResultPtr>::const_iterator aIt;
+        for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
+          anObjects.append(*aIt);
+        }
+        QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
+        for (; anIt != aLast; anIt++)
+          aWorkshop->deactivateActiveObject(*anIt, false);
+        if (anObjects.size() > 0) {
+          XGUI_Displayer* aDisplayer = aWorkshop->displayer();
+          aDisplayer->updateViewer();
+        }
+      }
+      if (aPostonedWidgetActivation) {
+        // if the widget is an empty in the chain of activated widgets, the current operation
+        // is restarted. It should be performed after functionality of the operation starting
+        aPropertyPanel->activateNextWidget(aFilledWidget);
+      }
+    }
+  }
 }
 
-void PartSet_Module::onOperationStarted(ModuleBase_Operation* theOperation)
+void PartSet_Module::operationStartedInternal(ModuleBase_Operation* theOperation)
 {
+  /// Restart sketcher operations automatically
+  mySketchReentrantMgr->operationStarted(theOperation);
+
   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
     mySketchMgr->startSketch(theOperation);
   }
@@ -295,36 +365,46 @@ void PartSet_Module::onOperationStarted(ModuleBase_Operation* theOperation)
   }
 
   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
-  if (aFOperation)
-    myCustomPrs->activate(aFOperation->feature(), true);
+  if (aFOperation) {
+    myCustomPrs->activate(aFOperation->feature(), ModuleBase_IModule::CustomizeArguments, true);
+    myCustomPrs->activate(aFOperation->feature(), ModuleBase_IModule::CustomizeResults, true);
+  }
 }
 
-void PartSet_Module::onOperationResumed(ModuleBase_Operation* theOperation)
+void PartSet_Module::operationResumed(ModuleBase_Operation* theOperation)
 {
-  ModuleBase_IModule::onOperationResumed(theOperation);
+  ModuleBase_IModule::operationResumed(theOperation);
 
   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
-  if (aFOperation)
-    myCustomPrs->activate(aFOperation->feature(), true);
+  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::operationStopped(ModuleBase_Operation* theOperation)
 {
-  bool isModified = myCustomPrs->deactivate(false);
+  bool isModifiedArgs = myCustomPrs->deactivate(ModuleBase_IModule::CustomizeArguments, false);
+  bool isModifiedResults = myCustomPrs->deactivate(ModuleBase_IModule::CustomizeResults, false);
+  bool isModified = isModifiedArgs || isModifiedResults;
 
-  if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
-    mySketchMgr->stopSketch(theOperation);
-  }
-  else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
+  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();
   }
-  mySketchMgr->onShowConstraintsToggle(myHasConstraintShown);
+
+  QMap<PartSet_Tools::ConstraintVisibleState, bool>::const_iterator anIt = myHasConstraintShown.begin(),
+                                                                    aLast = myHasConstraintShown.end();
+  for (; anIt != aLast; anIt++) {
+    myHasConstraintShown[anIt.key()];
+    mySketchMgr->updateBySketchParameters(anIt.key(), anIt.value());
+  }
 }
 
 ModuleBase_Operation* PartSet_Module::currentOperation() const
@@ -361,10 +441,10 @@ 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;
     }
@@ -372,11 +452,6 @@ bool PartSet_Module::canApplyAction(const ObjectPtr& theObject, const QString& t
   return aValid;
 }
 
-bool PartSet_Module::canCommitOperation() const
-{
-  return mySketchMgr->canCommitOperation();
-}
-
 bool PartSet_Module::canEraseObject(const ObjectPtr& theObject) const
 {
   // the sketch manager put the restriction to the objects erase
@@ -389,6 +464,11 @@ bool PartSet_Module::canDisplayObject(const ObjectPtr& theObject) const
   return mySketchMgr->canDisplayObject(theObject);
 }
 
+void PartSet_Module::processHiddenObject(const std::list<ObjectPtr>& theObjects)
+{
+  mySketchMgr->processHiddenObject(theObjects);
+}
+
 bool PartSet_Module::canActivateSelection(const ObjectPtr& theObject) const
 {
   bool aCanActivate = ModuleBase_IModule::canActivateSelection(theObject);
@@ -418,24 +498,23 @@ void PartSet_Module::updateViewerMenu(const QMap<QString, QAction*>& theStdActio
 QString PartSet_Module::getFeatureError(const FeaturePtr& theFeature)
 {
   QString anError = ModuleBase_IModule::getFeatureError(theFeature);
-
   if (anError.isEmpty())
     anError = sketchMgr()->getFeatureError(theFeature);
 
-  if (anError.isEmpty()) {
-    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
-    XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
-    
-    if (anOpMgr->isValidationLocked()) {
-      ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
-                                                             (anOpMgr->currentOperation());
-      if (!aFOperation || theFeature == aFOperation->feature())
-        anError = "Validation is locked by the current operation";
-    }
-  }
   return anError;
 }
 
+void PartSet_Module::grantedOperationIds(ModuleBase_Operation* theOperation,
+                                         QStringList& theIds) const
+{
+  myMenuMgr->grantedOperationIds(theOperation, theIds);
+
+  if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
+    XGUI_Workshop* aWorkshop = getWorkshop();
+    theIds.append(aWorkshop->contextMenuMgr()->action("DELETE_CMD")->text());
+  }
+}
+
 void PartSet_Module::activeSelectionModes(QIntList& theModes)
 {
   theModes.clear();
@@ -457,8 +536,7 @@ void PartSet_Module::clearViewer()
 {
   myCustomPrs->clearPrs();
 
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
-  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  XGUI_Workshop* aWorkshop = getWorkshop();
   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
   aDisplayer->deactivateSelectionFilters();
 }
@@ -470,34 +548,54 @@ void PartSet_Module::propertyPanelDefined(ModuleBase_Operation* theOperation)
     return;
 
   ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
-  if (PartSet_SketcherMgr::isSketchOperation(aFOperation) &&  (aFOperation->isEditOperation())) {
-    // we have to manually activate the sketch label in edit mode
-      aPanel->activateWidget(aPanel->modelWidgets().first());
-      return;
-  }
+  // we have to manually activate the sketch label in edit mode
+  if (PartSet_SketcherMgr::isSketchOperation(aFOperation) &&  (aFOperation->isEditOperation()))
+    aPanel->activateWidget(aPanel->modelWidgets().first());
+}
 
-  // Restart last operation type 
-  if ((aFOperation->id() == myLastOperationId) && myLastFeature) {
-    ModuleBase_ModelWidget* aWgt = aPanel->activeWidget();
-    if (aFOperation->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(), aFOperation->feature(), 
-            aWgt->attributeID(), aPoint->x(), aPoint->y());
-          aPanel->activateNextWidget(aPnt2dWgt);
+bool PartSet_Module::createWidgets(ModuleBase_Operation* theOperation,
+                                   QList<ModuleBase_ModelWidget*>& theWidgets) const
+{
+  bool aProcessed = false;
+
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+  XGUI_Workshop* aWorkshop = getWorkshop();
+  XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
+  if (mySketchMgr->activeSketch().get() && aFOperation && aPropertyPanel) {
+    ModuleBase_ISelection* aSelection = workshop()->selection();
+    // click on a point in sketch leads here with the point is highlighted, not yet selected
+    QList<ModuleBase_ViewerPrs> aPreselection = aSelection->getHighlighted();
+    if (aPreselection.size() == 1) {
+      ModuleBase_ViewerPrs aSelectedPrs = aPreselection[0];
+      ObjectPtr anObject = aSelectedPrs.object();
+
+      FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
+      FeaturePtr anOpFeature = aFOperation->feature();
+      GeomShapePtr aShape = aSelectedPrs.shape();
+      // click on the digit of dimension constrain comes here with an empty shape, so we need the check
+      if (aFeature == anOpFeature && aShape.get() && !aShape->isNull()) {
+        const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
+        AttributePtr anAttribute = PartSet_Tools::findAttributeBy2dPoint(anObject, aTDShape,
+                                                                         mySketchMgr->activeSketch());
+        if (anAttribute.get()) {
+          QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
+          ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), workshop());
+
+          const std::string anAttributeId = anAttribute->id();
+          aFactory.createWidget(aPropertyPanel->contentWidget(), anAttributeId);
+
+          theWidgets = aFactory.getModelWidgets();
+          // it is possible that the point does not present in XML definition,
+          // in this case, we assume that it is not processed by this module
+          // e.g. "Intersection point" feature
+          aProcessed = !theWidgets.isEmpty();
         }
       }
     }
   }
+  return aProcessed;
 }
 
-
 void PartSet_Module::onSelectionChanged()
 {
   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
@@ -535,121 +633,90 @@ 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;
-}
-
-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;
-      XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
-      XGUI_Workshop* aWorkshop = aConnector->workshop();
-      XGUI_OperationMgr* anOpMgr = aWorkshop->operationMgr();
-      // do nothing if the feature can not be applyed
-      if (anOpMgr->isApplyEnabled())
-        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;
-  }
+  anOpMgr->onKeyReleased(theWnd->viewPort(), theEvent);
 }
 
-ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& theType, QWidget* theParent,
-                                            Config_WidgetAPI* theWidgetApi, std::string theParentId)
+ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& theType,
+                                                           QWidget* theParent,
+                                                           Config_WidgetAPI* theWidgetApi)
 {
   ModuleBase_IWorkshop* aWorkshop = workshop();
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
-  XGUI_Workshop* aXUIWorkshop = aConnector->workshop();
+  XGUI_Workshop* aXUIWorkshop = getWorkshop();
   ModuleBase_ModelWidget* aWgt = NULL;
   if (theType == "sketch-start-label") {
     PartSet_WidgetSketchLabel* aLabelWgt = new PartSet_WidgetSketchLabel(theParent, aWorkshop,
-      theWidgetApi, theParentId, mySketchMgr->isConstraintsShown());
+                                                               theWidgetApi, myHasConstraintShown);
     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(int, bool)),
+      mySketchMgr, SLOT(onShowConstraintsToggle(int, bool)));
     aWgt = aLabelWgt;
   } else if (theType == "sketch-2dpoint_selector") {
     PartSet_WidgetPoint2D* aPointWgt = new PartSet_WidgetPoint2D(theParent, aWorkshop,
-                                                                 theWidgetApi, theParentId);
+                                                                 theWidgetApi);
+    aPointWgt->setSketch(mySketchMgr->activeSketch());
+    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);
     aPointWgt->setSketch(mySketchMgr->activeSketch());
-    connect(aPointWgt, SIGNAL(vertexSelected()), this, SLOT(onVertexSelected()));
+    connect(aPointWgt, SIGNAL(vertexSelected()), sketchReentranceMgr(), SLOT(onVertexSelected()));
     aWgt = aPointWgt;
   } else if (theType == "point2ddistance") {
     PartSet_WidgetPoint2dDistance* aDistanceWgt = new PartSet_WidgetPoint2dDistance(theParent,
-                                                        aWorkshop, theWidgetApi, theParentId);
+                                                                     aWorkshop, theWidgetApi);
     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);
+                          new PartSet_WidgetShapeSelector(theParent, aWorkshop, theWidgetApi);
     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
     aWgt = aShapeSelectorWgt;
   } else if (theType == "sketch_multi_selector") {
     PartSet_WidgetMultiSelector* aShapeSelectorWgt =
-      new PartSet_WidgetMultiSelector(theParent, aWorkshop, theWidgetApi, theParentId);
+                          new PartSet_WidgetMultiSelector(theParent, aWorkshop, theWidgetApi);
     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
     aWgt = aShapeSelectorWgt;
-  } else if (theType == WDG_DOUBLEVALUE_EDITOR) {
-    aWgt = new PartSet_WidgetEditor(theParent, aWorkshop, theWidgetApi, theParentId);
+  } else if (theType == "composite_multi_selector") {
+    PartSet_WidgetMultiSelectorComposite* aShapeSelectorWgt =
+                 new PartSet_WidgetMultiSelectorComposite(theParent, aWorkshop, theWidgetApi);
+    aWgt = aShapeSelectorWgt;
+  }
+  else if (theType == WDG_DOUBLEVALUE_EDITOR) {
+    aWgt = new PartSet_WidgetEditor(theParent, aWorkshop, theWidgetApi);
   } else if (theType == "export_file_selector") {
-    aWgt = new PartSet_WidgetFileSelector(theParent, aWorkshop, theWidgetApi, theParentId);
+    aWgt = new PartSet_WidgetFileSelector(theParent, aWorkshop, theWidgetApi);
   } else if (theType == "sketch_launcher") {
-    aWgt = new PartSet_WidgetSketchCreator(theParent, this, theWidgetApi, theParentId);
+    aWgt = new PartSet_WidgetSketchCreator(theParent, this, theWidgetApi);
+  } else if (theType == "module_choice") {
+    aWgt = new PartSet_WidgetChoice(theParent, theWidgetApi);
+    connect(aWgt, SIGNAL(itemSelected(ModuleBase_ModelWidget*, int)),
+            this, SLOT(onChoiceChanged(ModuleBase_ModelWidget*, 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()
 {
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
-  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  bool isProcessed = false;
+
+  XGUI_Workshop* aWorkshop = getWorkshop();
   XGUI_OperationMgr* anOpMgr = aWorkshop->operationMgr();
 
   //SessionPtr aMgr = ModelAPI_Session::get();
@@ -658,6 +725,7 @@ bool PartSet_Module::deleteObjects()
   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
@@ -694,7 +762,7 @@ bool PartSet_Module::deleteObjects()
     // 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(), isSketchOp/*granted*/))
+    if (!anOpMgr->canStartOperation(anOpAction->id()))
       return true; // the objects are processed but can not be deleted
 
     anOpMgr->startOperation(anOpAction);
@@ -706,41 +774,7 @@ bool PartSet_Module::deleteObjects()
     // 5. stop operation
     anOpMgr->commitOperation();
   }
-  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()) {
-            ModuleBase_OperationAction* anOpAction = new ModuleBase_OperationAction
-                                              (PartSetPlugin_Remove::ID().c_str(), this);
-            if (!anOpMgr->canStartOperation(anOpAction->id()))
-              return true; // the objects are processed but can not be deleted
-
-            anOpMgr->startOperation(anOpAction);
-
-            FeaturePtr aFeature = aPartDoc->addFeature(PartSetPlugin_Remove::ID());
-            aFeature->execute();
-
-            anOpMgr->commitOperation();
-            isPartRemoved = true;
-          }
-        }
-      }
-    }
-    return isPartRemoved;
-  }
-  return true;
+  return isProcessed;
 }
 
 void PartSet_Module::onFeatureTriggered()
@@ -764,16 +798,34 @@ void PartSet_Module::onFeatureTriggered()
   ModuleBase_IModule::onFeatureTriggered();
 }
 
+void PartSet_Module::editFeature(FeaturePtr theFeature)
+{
+  storeConstraintsState(theFeature->getKind());
+  ModuleBase_IModule::editFeature(theFeature);
+}
+
 void PartSet_Module::launchOperation(const QString& theCmdId)
 {
-  if (PartSet_SketcherMgr::constraintsIdList().contains(theCmdId)) {
-    // Show constraints if a constraint was anOperation
-    myHasConstraintShown = mySketchMgr->isConstraintsShown();
-    mySketchMgr->onShowConstraintsToggle(true);
-  }
+  storeConstraintsState(theCmdId.toStdString());
   ModuleBase_IModule::launchOperation(theCmdId);
 }
 
+void PartSet_Module::storeConstraintsState(const std::string& theFeatureKind)
+{
+  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(theFeatureKind.c_str())) {
+    // Show constraints if a constraint was anOperation
+    mySketchMgr->updateBySketchParameters(PartSet_Tools::Geometrical, true);
+    mySketchMgr->updateBySketchParameters(PartSet_Tools::Dimensional, true);
+    mySketchMgr->updateBySketchParameters(PartSet_Tools::Expressions,
+                                          myHasConstraintShown[PartSet_Tools::Expressions]);
+  }
+}
 
 void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS) 
 {
@@ -813,8 +865,7 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
 
   //Handle(V3d_View) aView = aViewer->activeView();
 
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
-  XGUI_Workshop* aWorkshop = aConnector->workshop();
+  XGUI_Workshop* aWorkshop = getWorkshop();
   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
   Handle(V3d_Viewer) aV3dViewer = aContext->CurrentViewer();
   Handle(V3d_View) aView;
@@ -831,7 +882,7 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
   }
   if (aView.IsNull())
     return;
-  double aLen = aView->Convert(20);
+  double aLen = aView->Convert(SketcherPrs_Tools::getDefaultArrowSize());
 
   double aPrevLen = SketcherPrs_Tools::getArrowSize();
   SketcherPrs_Tools::setArrowSize(aLen);
@@ -855,11 +906,73 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
     aDisplayer->updateViewer();
 }
 
-bool PartSet_Module::customizeObject(ObjectPtr theObject, const bool theUpdateViewer)
+void PartSet_Module::activateCustomPrs(const FeaturePtr& theFeature, const ModuleBase_CustomizeFlag& theFlag,
+                                       const bool theUpdateViewer)
+{
+  myCustomPrs->activate(theFeature, theFlag, theUpdateViewer);
+}
+
+void PartSet_Module::deactivateCustomPrs(const ModuleBase_CustomizeFlag& theFlag,
+                                         const bool theUpdateViewer)
+{
+  myCustomPrs->deactivate(theFlag, theUpdateViewer);
+}
+
+bool PartSet_Module::customisePresentation(ResultPtr theResult, AISObjectPtr thePrs,
+                                           std::shared_ptr<GeomAPI_ICustomPrs> theCustomPrs)
+{
+  bool aCustomized = false;
+
+  if (theResult.get())
+    return aCustomized;
+
+  XGUI_Workshop* aWorkshop = getWorkshop();
+  XGUI_Displayer* aDisplayer = aWorkshop->displayer();
+  ObjectPtr anObject = aDisplayer->getObject(thePrs);
+  if (anObject.get()) {
+    bool isConflicting = myOverconstraintListener->isConflictingObject(anObject);
+    // customize sketch symbol presentation
+    if (thePrs.get()) {
+      Handle(AIS_InteractiveObject) anAISIO = thePrs->impl<Handle(AIS_InteractiveObject)>();
+      if (!anAISIO.IsNull()) {
+        if (!Handle(SketcherPrs_SymbolPrs)::DownCast(anAISIO).IsNull()) {
+          Handle(SketcherPrs_SymbolPrs) aPrs = Handle(SketcherPrs_SymbolPrs)::DownCast(anAISIO);
+          if (!aPrs.IsNull()) {
+            std::vector<int> aColor;
+            myOverconstraintListener->getConflictingColor(aColor);
+            aPrs->SetConflictingConstraint(isConflicting, aColor);
+            aCustomized = true;
+          }
+        }
+      }
+    }
+    // customize sketch dimension constraint presentation
+    if (!aCustomized) {
+      std::vector<int> aColor;
+      if (isConflicting) {
+        myOverconstraintListener->getConflictingColor(aColor);
+      }
+      if (aColor.empty())
+        XGUI_CustomPrs::getDefaultColor(anObject, true, aColor);
+      if (!aColor.empty()) {
+        thePrs->setColor(aColor[0], aColor[1], aColor[2]);
+        aCustomized = true;
+      }
+    }
+
+    // customize dimentional constrains
+    sketchMgr()->customizePresentation(anObject);
+  }
+
+  return aCustomized;
+}
+
+bool PartSet_Module::customizeObject(ObjectPtr theObject, const ModuleBase_CustomizeFlag& theFlag,
+                                     const bool theUpdateViewer)
 {
   bool isRedisplayed = false;
-  if (myCustomPrs->isActive())
-    isRedisplayed = myCustomPrs->redisplay(theObject, theUpdateViewer);
+  if (myCustomPrs->isActive(theFlag))
+    isRedisplayed = myCustomPrs->redisplay(theObject, theFlag, theUpdateViewer);
 
   return isRedisplayed;
 }
@@ -868,22 +981,35 @@ void PartSet_Module::customizeObjectBrowser(QWidget* theObjectBrowser)
 {
   XGUI_ObjectsBrowser* aOB = dynamic_cast<XGUI_ObjectsBrowser*>(theObjectBrowser);
   if (aOB) {
-    //QLineEdit* aLabel = aOB->activeDocLabel();
+    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);
     connect(aOB->treeView(), SIGNAL(doubleClicked(const QModelIndex&)), 
       SLOT(onTreeViewDoubleClick(const QModelIndex&)));
-#ifdef ModuleDataModel
-    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_Workshop* aWorkshop = getWorkshop();
+  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;
@@ -891,15 +1017,17 @@ ObjectPtr PartSet_Module::findPresentedObject(const AISObjectPtr& theAIS) const
   if (aOperation) {
     /// If last line finished on vertex the lines creation sequence has to be break
     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
-    ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
-    // if there is an active widget, find the presented object in it
-    if (!anActiveWidget)
-      anActiveWidget = aPanel->preselectionWidget();
+    if (aPanel) {
+      ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
+      // if there is an active widget, find the presented object in it
+      if (!anActiveWidget)
+        anActiveWidget = aPanel->preselectionWidget();
     
-    ModuleBase_WidgetValidated* aWidgetValidated = dynamic_cast<ModuleBase_WidgetValidated*>
-                                                                           (anActiveWidget);
-    if (aWidgetValidated)
-      anObject = aWidgetValidated->findPresentedObject(theAIS);
+      ModuleBase_WidgetValidated* aWidgetValidated = dynamic_cast<ModuleBase_WidgetValidated*>
+                                                                             (anActiveWidget);
+      if (aWidgetValidated)
+        anObject = aWidgetValidated->findPresentedObject(theAIS);
+    }
   }
   return anObject;
 }
@@ -910,7 +1038,8 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
   int aSelected = aObjects.size();
   SessionPtr aMgr = ModelAPI_Session::get();
   QAction* aActivatePartAction = myMenuMgr->action("ACTIVATE_PART_CMD");
-  QAction* aActivatePartSetAction = myMenuMgr->action("ACTIVATE_PARTSET_CMD");
+
+  ModuleBase_Operation* aCurrentOp = myWorkshop->currentOperation();
   if (aSelected == 1) {
     bool hasResult = false;
     bool hasFeature = false;
@@ -921,13 +1050,13 @@ 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();
@@ -936,28 +1065,24 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
         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);
+          }
+        }
       }
 
       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)
-      theMenu->addAction(aActivatePartSetAction);
-      aActivatePartSetAction->setEnabled((aMgr->activeDocument() != aMgr->moduleDocument()));
     }
-  } 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
-      theMenu->addAction(aActivatePartSetAction);
-      aActivatePartSetAction->setEnabled((aMgr->activeDocument() != aMgr->moduleDocument()));
   }
-  bool aNotDeactivate = (myWorkshop->currentOperation() == 0);
+  bool aNotDeactivate = (aCurrentOp == 0);
   if (!aNotDeactivate) {
     aActivatePartAction->setEnabled(false);
-    aActivatePartSetAction->setEnabled(false);
   }
 }
 
@@ -974,56 +1099,34 @@ void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMess
     if (myWorkshop->currentOperation() && 
       (!aAllowActivationList.contains(myWorkshop->currentOperation()->id())))
       return;
-    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
-    XGUI_Workshop* aWorkshop = aConnector->workshop();
+    XGUI_Workshop* aWorkshop = getWorkshop();
     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();
   }
 }
@@ -1039,17 +1142,13 @@ void PartSet_Module::onTreeViewDoubleClick(const QModelIndex& theIndex)
   }
   if (theIndex.column() != 0) // Use only first column
     return;
-#ifdef ModuleDataModel
-  ObjectPtr aObj = myDataModel->object(theIndex);
-#else
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
-  XGUI_Workshop* aWorkshop = aConnector->workshop();
+
+  XGUI_Workshop* aWorkshop = getWorkshop();
   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);
-#endif
 
   ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
   if (!aPart.get()) { // Probably this is Feature
@@ -1097,13 +1196,95 @@ void PartSet_Module::onViewCreated(ModuleBase_IViewWindow*)
   // the filters of this widget should be activated in the created view
   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
   if (aOperation) {
-    ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
-    ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
+    ModuleBase_ModelWidget* anActiveWidget = activeWidget();
     if (anActiveWidget) {
-      ModuleBase_WidgetValidated* aWidgetValidated = dynamic_cast<ModuleBase_WidgetValidated*>
-                                                                             (anActiveWidget);
-      if (aWidgetValidated)
-        aWidgetValidated->activateFilters(true);
+      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::onChoiceChanged(ModuleBase_ModelWidget* theWidget,
+                                     int theIndex)
+{
+  PartSet_WidgetChoice* aChoiceWidget = dynamic_cast<PartSet_WidgetChoice*>(theWidget);
+  if (!aChoiceWidget)
+    return;
+
+  QString aChoiceTitle = aChoiceWidget->getPropertyPanelTitle(theIndex);
+  if (!aChoiceTitle.isEmpty()) {
+    ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
+    if (!aOperation)
+      return;
+    ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
+    aPanel->setWindowTitle(aChoiceTitle);
+  }
+}
+
+//******************************************************
+XGUI_Workshop* PartSet_Module::getWorkshop() const
+{
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
+  return aConnector->workshop();
 }