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#2205 Ability to customize the arrows and texts of dimensions: Default arrow/text...
[modules/shaper.git] / src / PartSet / PartSet_Module.cpp
index f357f254162cccbe0d87c71a30b9736396d081b6..4cdd4e928e10fbb67da0e9a8745a30f1dd7a236c 100755 (executable)
@@ -1,4 +1,22 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+// Copyright (C) 2014-2017  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or
+// email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
+//
 
 #include "PartSet_Module.h"
 #include "PartSet_WidgetSketchLabel.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_WidgetMultiSelector.h"
+#include "PartSet_WidgetFeaturePointSelector.h"
 #include "PartSet_WidgetEditor.h"
 #include "PartSet_WidgetFileSelector.h"
 #include "PartSet_WidgetSketchCreator.h"
 #include "PartSet_SketcherMgr.h"
-#include "PartSet_SketcherReetntrantMgr.h"
+#include "PartSet_SketcherReentrantMgr.h"
 #include "PartSet_ResultSketchPrs.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"
@@ -34,9 +51,9 @@
 #include <ModuleBase_IViewer.h>
 #include <ModuleBase_IViewWindow.h>
 #include <ModuleBase_IPropertyPanel.h>
+#include <ModuleBase_WidgetChoice.h>
 #include <ModuleBase_WidgetEditor.h>
 #include <ModuleBase_WidgetValidated.h>
-#include <ModuleBase_FilterFactory.h>
 #include <ModuleBase_Tools.h>
 #include <ModuleBase_OperationFeature.h>
 #include <ModuleBase_WidgetFactory.h>
@@ -52,6 +69,7 @@
 #include <ModelAPI_AttributeString.h>
 #include <ModelAPI_AttributeSelectionList.h>
 #include <ModelAPI_Tools.h>
+#include <ModelAPI_ResultConstruction.h>
 
 #include <GeomDataAPI_Point2D.h>
 #include <GeomDataAPI_Point.h>
 #include <Config_PropManager.h>
 #include <Config_Keywords.h>
 
+#include <AIS_Dimension.hxx>
+#include <AIS_InteractiveObject.hxx>
 #include <StdSelect_TypeOfFace.hxx>
 #include <TopoDS_Vertex.hxx>
 #include <TopoDS.hxx>
 #include <TopoDS_Shape.hxx>
 #include <BRep_Tool.hxx>
-#include <AIS_Dimension.hxx>
 
 #include <QObject>
 #include <QMouseEvent>
@@ -123,12 +142,13 @@ extern "C" PARTSET_EXPORT ModuleBase_IModule* createModule(ModuleBase_IWorkshop*
 
 PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
 : ModuleBase_IModule(theWshop),
-  myVisualLayerId(0)
+  myVisualLayerId(0),
+  myIsOperationIsLaunched(false)
 {
   new PartSet_IconFactory();
 
   mySketchMgr = new PartSet_SketcherMgr(this);
-  mySketchReentrantMgr = new PartSet_SketcherReetntrantMgr(theWshop);
+  mySketchReentrantMgr = new PartSet_SketcherReentrantMgr(theWshop);
 
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWshop);
   XGUI_Workshop* aWorkshop = aConnector->workshop();
@@ -162,10 +182,12 @@ PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
   Config_PropManager::registerProp("Visualization", "operation_highlight_color",
                           "Multi selector item color in operation", Config_Prop::Color,
                           PartSet_CustomPrs::OPERATION_HIGHLIGHT_COLOR());
-
-
-  Config_PropManager::registerProp("Sketch planes", "disable_input_fields", "Disable input fields",
-                          Config_Prop::Boolean, "true");
+  Config_PropManager::registerProp("Visualization", "operation_remove_feature_color",
+                          "Color of removed feature in operation", Config_Prop::Color,
+                          PartSet_CustomPrs::OPERATION_REMOVE_FEATURE_COLOR());
+  Config_PropManager::registerProp("Visualization", "sketch_preview_plane",
+                          "Color of sketch plane", Config_Prop::Color,
+                          PartSet_CustomPrs::OPERATION_SKETCH_PLANE());
 }
 
 PartSet_Module::~PartSet_Module()
@@ -202,12 +224,18 @@ void PartSet_Module::deactivateSelectionFilters()
 
 void PartSet_Module::storeSelection()
 {
-  sketchMgr()->storeSelection();
+  // cash is used only to restore selection, so it should be filled in storeSelection and
+  // after applying immediatelly cleared in restoreSelection
+  myCurrentSelection.clear();
+  sketchMgr()->storeSelection(PartSet_SketcherMgr::ST_SelectType, myCurrentSelection);
 }
 
 void PartSet_Module::restoreSelection()
 {
-  sketchMgr()->restoreSelection();
+  // cash is used only to restore selection, so it should be filled in storeSelection and
+  // after applying immediatelly cleared in restoreSelection
+  sketchMgr()->restoreSelection(myCurrentSelection);
+  myCurrentSelection.clear();
 }
 
 void PartSet_Module::registerValidators()
@@ -230,41 +258,34 @@ void PartSet_Module::registerValidators()
   aFactory->registerValidator("PartSet_CollinearSelection", new PartSet_CollinearSelection);
   aFactory->registerValidator("PartSet_MiddlePointSelection", new PartSet_MiddlePointSelection);
   aFactory->registerValidator("PartSet_DifferentObjects", new PartSet_DifferentObjectsValidator);
+  aFactory->registerValidator("PartSet_DifferentPoints", new PartSet_DifferentPointsValidator);
   aFactory->registerValidator("PartSet_CoincidentAttr", new PartSet_CoincidentAttr);
+  aFactory->registerValidator("PartSet_MultyTranslationSelection",
+    new PartSet_MultyTranslationSelection);
+  aFactory->registerValidator("PartSet_SplitSelection", new PartSet_SplitSelection);
+  aFactory->registerValidator("PartSet_ProjectionSelection", new PartSet_ProjectionSelection);
 }
 
-void PartSet_Module::registerFilters()
-{
-  //Registering of selection filters
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
-  ModuleBase_FilterFactory* aFactory = aConnector->selectionFilters();
-}
-
-void PartSet_Module::registerProperties()
-{
-  Config_PropManager::registerProp("Sketch planes", "planes_size", "Size", Config_Prop::Double,
-                                   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)
+void PartSet_Module::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget,
+                                            const bool isToConnect)
 {
   mySketchMgr->connectToPropertyPanel(theWidget, isToConnect);
 }
 
-void PartSet_Module::operationCommitted(ModuleBase_Operation* theOperation) 
+void PartSet_Module::operationCommitted(ModuleBase_Operation* theOperation)
 {
-  if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
+  if (sketchMgr()->isNestedSketchOperation(theOperation)) {
     mySketchMgr->commitNestedSketch(theOperation);
   }
+  /// deactivate of overconstraint listener should be performed after Sketch commit (#2176)
+  if (PartSet_SketcherMgr::isSketchOperation(theOperation))
+    overconstraintListener()->setActive(false);
 
   /// Restart sketcher operations automatically
   if (!mySketchReentrantMgr->operationCommitted(theOperation)) {
 
-    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(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
@@ -278,102 +299,112 @@ void PartSet_Module::operationAborted(ModuleBase_Operation* theOperation)
 {
   /// Restart sketcher operations automatically
   mySketchReentrantMgr->operationAborted(theOperation);
+  /// deactivate of overconstraint listener should be performed after Sketch abort (#2176)
+  if (PartSet_SketcherMgr::isSketchOperation(theOperation))
+    overconstraintListener()->setActive(false);
 }
 
 void PartSet_Module::operationStarted(ModuleBase_Operation* theOperation)
 {
-  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;
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                                (theOperation);
+  if (aFOperation) {
+    XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(workshop());
+    XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
+
+    ModuleBase_ModelWidget* aFilledWidget = 0;
+    bool aPostonedWidgetActivation = false;
+
+    FeaturePtr aFeature = aFOperation->feature();
+    /// Restart sketcher operations automatically
+    /// it is important to call method of sketch reentrant manager before filling of PP
+    /// because it fills some created feature attributes, these new values should be used
+    /// to fill the property panel
+    mySketchReentrantMgr->operationStarted(theOperation);
+
+    aWorkshop->fillPropertyPanel(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()) {
+      std::string aGreedAttributeId = ModuleBase_Tools::findGreedAttribute(workshop(), aFeature);
+      // if there is a greed attribute, automatic commit by preselection
+      // for this feature is prohibited
+      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);
           }
         }
-      } 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;
-        ModelAPI_Tools::allResults(aFeature, aResults);
-        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();
+        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 (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);
+    } if (!isOperationCommitted) {
+      aWorkshop->connectToPropertyPanel(true);
+      updateSketcherOnStart(aFOperation);
+      updatePresentationsOnStart(aFOperation);
+
+      // the objects of the current operation should be deactivated
+      QObjectPtrList anObjects;
+      anObjects.append(aFeature);
+      std::list<ResultPtr> aResults;
+      ModelAPI_Tools::allResults(aFeature, aResults);
+      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();
+      }
+      /// state of command actions should be updated after displayed objects modification because
+      /// deactivation(for example) of objects may influence on selection in the viewer
+      /// State of command actions may depend on selection in the viewer(e.g. Sketch)
+      workshop()->updateCommandStatus();
+    }
+    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::operationStartedInternal(ModuleBase_Operation* theOperation)
+void PartSet_Module::updateSketcherOnStart(ModuleBase_Operation* theOperation)
 {
-  /// Restart sketcher operations automatically
-  mySketchReentrantMgr->operationStarted(theOperation);
-
   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
     mySketchMgr->startSketch(theOperation);
   }
-  else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
+  else if (sketchMgr()->isNestedSketchOperation(theOperation)) {
     mySketchMgr->startNestedSketch(theOperation);
   }
+}
 
-  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+void PartSet_Module::updatePresentationsOnStart(ModuleBase_Operation* 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);
@@ -384,7 +415,8 @@ void PartSet_Module::operationResumed(ModuleBase_Operation* theOperation)
 {
   ModuleBase_IModule::operationResumed(theOperation);
 
-  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(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);
@@ -397,7 +429,7 @@ void PartSet_Module::operationStopped(ModuleBase_Operation* theOperation)
   bool isModifiedResults = myCustomPrs->deactivate(ModuleBase_IModule::CustomizeResults, false);
   bool isModified = isModifiedArgs || isModifiedResults;
 
-  if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
+  if (sketchMgr()->isNestedSketchOperation(theOperation)) {
     mySketchMgr->stopNestedSketch(theOperation);
   }
   else if (PartSet_SketcherMgr::isSketchOperation(theOperation))
@@ -410,8 +442,8 @@ void PartSet_Module::operationStopped(ModuleBase_Operation* theOperation)
     aDisplayer->updateViewer();
   }
 
-  QMap<PartSet_Tools::ConstraintVisibleState, bool>::const_iterator anIt = myHasConstraintShown.begin(),
-                                                                    aLast = myHasConstraintShown.end();
+  QMap<PartSet_Tools::ConstraintVisibleState, bool>::const_iterator
+    anIt = myHasConstraintShown.begin(), aLast = myHasConstraintShown.end();
   for (; anIt != aLast; anIt++) {
     mySketchMgr->updateBySketchParameters(anIt.key(), anIt.value());
   }
@@ -475,6 +507,15 @@ bool PartSet_Module::canDisplayObject(const ObjectPtr& theObject) const
   return mySketchMgr->canDisplayObject(theObject);
 }
 
+bool PartSet_Module::canUsePreselection(const QString& thePreviousOperationKind,
+                                        const QString& theStartedOperationKind)
+{
+  if (ModuleBase_IModule::canUsePreselection(thePreviousOperationKind, theStartedOperationKind))
+    return true;
+
+  return mySketchMgr->isNestedSketchFeature(theStartedOperationKind);
+}
+
 /*void PartSet_Module::processHiddenObject(const std::list<ObjectPtr>& theObjects)
 {
   mySketchMgr->processHiddenObject(theObjects);
@@ -486,11 +527,12 @@ bool PartSet_Module::canActivateSelection(const ObjectPtr& theObject) const
 
   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
   bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation),
-       isNestedOp = PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
+       isNestedOp = sketchMgr()->isNestedSketchOperation(anOperation);
   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
-    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(anOperation);
+    ModuleBase_OperationFeature* aFOperation =
+      dynamic_cast<ModuleBase_OperationFeature*>(anOperation);
     aCanActivate = aCanActivate || (aFOperation && aFOperation->isEditOperation());
   }
   return aCanActivate;
@@ -512,7 +554,7 @@ bool PartSet_Module::isActionEnableStateFixed(const int theActionId) const
 {
   bool isEnabledFixed = false;
   if (theActionId == XGUI_ActionsMgr::AcceptAll &&
-      mySketchReentrantMgr->isInternalEditStarted())
+      mySketchReentrantMgr->isInternalEditActive())
     isEnabledFixed = true;
   return isEnabledFixed;
 }
@@ -552,13 +594,36 @@ void PartSet_Module::customSubShapesSelectionModes(QIntList& theTypes)
     theTypes.append(SketcherPrs_Tools::Sel_Sketch_Wire);
 }
 
+void PartSet_Module::getGeomSelection(const std::shared_ptr<ModuleBase_ViewerPrs>& theSelected,
+                                      ObjectPtr& theObject, AttributePtr& theAttribute)
+{
+  ObjectPtr anObject = theSelected->object();
+  GeomShapePtr aShape = theSelected->shape();
+
+  theAttribute = findAttribute(anObject, aShape);
+  // TODO: try to create result if object is an external object
+  theObject = anObject;
+}
+
 bool PartSet_Module::isMouseOverWindow()
 {
   return mySketchMgr->isMouseOverWindow();
 }
 
+bool PartSet_Module::isSketchNeutralPointActivated() const
+{
+  bool isNeutralPoint = true;
+  if (sketchReentranceMgr()->isInternalEditActive())
+    isNeutralPoint = false;
+  if (myIsOperationIsLaunched)
+    isNeutralPoint = false;
+
+  return isNeutralPoint;
+}
+
 void PartSet_Module::closeDocument()
 {
+  myActivePartIndex = QModelIndex();
   clearViewer();
 }
 
@@ -573,7 +638,8 @@ void PartSet_Module::clearViewer()
 
 void PartSet_Module::propertyPanelDefined(ModuleBase_Operation* theOperation)
 {
-  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+  ModuleBase_OperationFeature* aFOperation =
+    dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
   if (!aFOperation)
     return;
 
@@ -588,7 +654,8 @@ bool PartSet_Module::createWidgets(ModuleBase_Operation* theOperation,
 {
   bool aProcessed = false;
 
-  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
+  ModuleBase_OperationFeature* aFOperation =
+    dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
   XGUI_Workshop* aWorkshop = getWorkshop();
   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
   if (mySketchMgr->activeSketch().get() && aFOperation && aPropertyPanel) {
@@ -602,11 +669,19 @@ bool PartSet_Module::createWidgets(ModuleBase_Operation* theOperation,
       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
+      // 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()) {
+        // if feature has only one result and shape of result is equal to selected shape
+        // this attribute is not processed. It is a case of Sketch Point.
+        if (aFeature->results().size() == 1) {
+          ResultPtr aResult = aFeature->results().front();
+          if (aResult.get() && aResult->shape()->isEqual(aShape))
+            return aProcessed;
+        }
         const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
         AttributePtr anAttribute = PartSet_Tools::findAttributeBy2dPoint(anObject, aTDShape,
-                                                                         mySketchMgr->activeSketch());
+                                                               mySketchMgr->activeSketch());
         if (anAttribute.get()) {
           QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
           ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), workshop());
@@ -649,14 +724,14 @@ void PartSet_Module::onSelectionChanged()
       if (aFeature) {
         std::string aId = aFeature->getKind();
         if ((aId == SketchPlugin_ConstraintRadius::ID()) ||
-            (aId == SketchPlugin_ConstraintLength::ID()) || 
+            (aId == SketchPlugin_ConstraintLength::ID()) ||
             (aId == SketchPlugin_ConstraintDistance::ID()) ||
             (aId == SketchPlugin_ConstraintAngle::ID())) {
           editFeature(aFeature);
         }
       }
     }
-  } 
+  }
 }
 
 void PartSet_Module::onKeyRelease(ModuleBase_IViewWindow* theWnd, QKeyEvent* theEvent)
@@ -693,11 +768,6 @@ ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& th
     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);
-    aDistanceWgt->setSketch(mySketchMgr->activeSketch());
-    aWgt = aDistanceWgt;
   } else if (theType == "sketch_shape_selector") {
     PartSet_WidgetShapeSelector* aShapeSelectorWgt =
                           new PartSet_WidgetShapeSelector(theParent, aWorkshop, theWidgetApi);
@@ -709,6 +779,12 @@ ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& th
     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
     aWgt = aShapeSelectorWgt;
   }
+  else if (theType == "sketch_feature_point_selector") {
+    PartSet_WidgetFeaturePointSelector* aPointSelectorWgt =
+            new PartSet_WidgetFeaturePointSelector(theParent, aWorkshop, theWidgetApi);
+    aPointSelectorWgt->setSketcher(mySketchMgr->activeSketch());
+    aWgt = aPointSelectorWgt;
+  }
   else if (theType == WDG_DOUBLEVALUE_EDITOR) {
     aWgt = new PartSet_WidgetEditor(theParent, aWorkshop, theWidgetApi);
   } else if (theType == "export_file_selector") {
@@ -716,7 +792,7 @@ ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& th
   } else if (theType == "sketch_launcher") {
     aWgt = new PartSet_WidgetSketchCreator(theParent, this, theWidgetApi);
   } else if (theType == "module_choice") {
-    aWgt = new PartSet_WidgetChoice(theParent, theWidgetApi);
+    aWgt = new ModuleBase_WidgetChoice(theParent, theWidgetApi);
     connect(aWgt, SIGNAL(itemSelected(ModuleBase_ModelWidget*, int)),
             this, SLOT(onChoiceChanged(ModuleBase_ModelWidget*, int)));
   }
@@ -732,7 +808,7 @@ ModuleBase_ModelWidget* PartSet_Module::activeWidget() const
     ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
     if (aOperation) {
       ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
-      anActiveWidget = aPanel->activeWidget();
+      anActiveWidget = aPanel ? aPanel->activeWidget() : 0;
     }
   }
   return anActiveWidget;
@@ -749,7 +825,7 @@ bool PartSet_Module::deleteObjects()
   // 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);
+       isNestedOp = sketchMgr()->isNestedSketchOperation(anOperation);
   if (isSketchOp || isNestedOp) {
     isProcessed = true;
     // 2. find selected presentations
@@ -788,14 +864,17 @@ 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()))
+    bool isCommitted;
+    if (!anOpMgr->canStartOperation(anOpAction->id(), isCommitted))
       return true; // the objects are processed but can not be deleted
 
     anOpMgr->startOperation(anOpAction);
 
     // WORKAROUND, should be done to avoid viewer highlight update after deletetion of objects
-    // the problem is in AIS Dimensions recompute if a line and the dim are removed, line is the first
-    // it causes the AIS recompute, where the base line is null, the result is empty AIS in the viewer
+    // the problem is in AIS Dimensions recompute
+    // if a line and the dim are removed, line is the first
+    // it causes the AIS recompute, where the base line is null,
+    // the result is empty AIS in the viewer
     XGUI_Tools::workshop(myWorkshop)->selector()->clearSelection();
 
     // 4. delete features
@@ -808,29 +887,6 @@ bool PartSet_Module::deleteObjects()
   return isProcessed;
 }
 
-void PartSet_Module::onFeatureTriggered()
-{
-  // is commented for imp: Unpressing the button of the current action must behave like
-  // a validation if the entity can be created (instead of Cancel, as currently)
-  /*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::editFeature(FeaturePtr theFeature)
 {
   storeConstraintsState(theFeature->getKind());
@@ -842,18 +898,20 @@ bool PartSet_Module::canCommitOperation() const
   return true;
 }
 
-void PartSet_Module::launchOperation(const QString& theCmdId,
-                                     const bool isUpdatePropertyPanel)
+void PartSet_Module::launchOperation(const QString& theCmdId, const bool& isStartAfterCommitOnly)
 {
+  myIsOperationIsLaunched = true;
   storeConstraintsState(theCmdId.toStdString());
   updateConstraintsState(theCmdId.toStdString());
 
-  ModuleBase_IModule::launchOperation(theCmdId, isUpdatePropertyPanel);
+  ModuleBase_IModule::launchOperation(theCmdId, isStartAfterCommitOnly);
+
+  myIsOperationIsLaunched = false;
 }
 
 void PartSet_Module::storeConstraintsState(const std::string& theFeatureKind)
 {
-  if (myWorkshop->currentOperation() && 
+  if (myWorkshop->currentOperation() &&
       myWorkshop->currentOperation()->id().toStdString() == SketchPlugin_Sketch::ID()) {
     const QMap<PartSet_Tools::ConstraintVisibleState, bool>& aShownStates =
                                                   mySketchMgr->showConstraintStates();
@@ -863,7 +921,8 @@ void PartSet_Module::storeConstraintsState(const std::string& theFeatureKind)
 
 void PartSet_Module::updateConstraintsState(const std::string& theFeatureKind)
 {
-  if (PartSet_SketcherMgr::constraintsIdList().contains(theFeatureKind.c_str())) {
+  if (PartSet_SketcherMgr::constraintsIdList().contains(theFeatureKind.c_str()) ||
+      PartSet_SketcherMgr::replicationsIdList().contains(theFeatureKind.c_str())) {
     // Show constraints if a constraint was anOperation
     mySketchMgr->updateBySketchParameters(PartSet_Tools::Geometrical, true);
     mySketchMgr->updateBySketchParameters(PartSet_Tools::Dimensional, true);
@@ -872,7 +931,7 @@ void PartSet_Module::updateConstraintsState(const std::string& theFeatureKind)
   }
 }
 
-void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS) 
+void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS)
 {
   Handle(AIS_InteractiveObject) anAIS = theAIS->impl<Handle(AIS_InteractiveObject)>();
   if (!anAIS.IsNull()) {
@@ -915,8 +974,8 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
   Handle(V3d_Viewer) aV3dViewer = aContext->CurrentViewer();
   Handle(V3d_View) aView;
   double aScale = 0;
-  for (aV3dViewer->InitDefinedViews(); 
-       aV3dViewer->MoreDefinedViews(); 
+  for (aV3dViewer->InitDefinedViews();
+       aV3dViewer->MoreDefinedViews();
        aV3dViewer->NextDefinedViews()) {
     Handle(V3d_View) aV = aV3dViewer->DefinedView();
     double aS = aV->Scale();
@@ -927,14 +986,14 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
   }
   if (aView.IsNull())
     return;
-  double aLen = aView->Convert(SketcherPrs_Tools::getDefaultArrowSize());
+  double aLen = aView->Convert(SketcherPrs_Tools::getConfigArrowSize());
 
   double aPrevLen = SketcherPrs_Tools::getArrowSize();
   SketcherPrs_Tools::setArrowSize(aLen);
-  const double aPrevScale = aViewer->Scale(aViewer->activeView());
   const double aCurScale = aViewer->activeView()->Camera()->Scale();
   aViewer->SetScale(aViewer->activeView(), aCurScale);
-  SketcherPrs_Tools::setTextHeight (aCurScale / aPrevScale * SketcherPrs_Tools::getTextHeight());
+  double aTextHeight = SketcherPrs_Tools::getConfigTextHeight();
+  SketcherPrs_Tools::setTextHeight (aTextHeight);
   bool isModified = false;
   QList<AISObjectPtr> aPrsList = aDisplayer->displayedPresentations();
   foreach (AISObjectPtr aAIS, aPrsList) {
@@ -943,6 +1002,7 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
     Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(aAisObj);
     if (!aDim.IsNull()) {
       aDim->DimensionAspect()->ArrowAspect()->SetLength(aLen);
+      aDim->DimensionAspect()->TextAspect()->SetHeight(aTextHeight);
       aContext->Redisplay(aDim, false);
       isModified = true;
     }
@@ -951,7 +1011,13 @@ void PartSet_Module::onViewTransformed(int theTrsfType)
     aDisplayer->updateViewer();
 }
 
-void PartSet_Module::activateCustomPrs(const FeaturePtr& theFeature, const ModuleBase_CustomizeFlag& theFlag,
+bool PartSet_Module::isCustomPrsActivated(const ModuleBase_CustomizeFlag& theFlag) const
+{
+  return myCustomPrs->isActive(theFlag);
+}
+
+void PartSet_Module::activateCustomPrs(const FeaturePtr& theFeature,
+                                       const ModuleBase_CustomizeFlag& theFlag,
                                        const bool theUpdateViewer)
 {
   myCustomPrs->activate(theFeature, theFlag, theUpdateViewer);
@@ -975,41 +1041,10 @@ bool PartSet_Module::customisePresentation(ResultPtr theResult, AISObjectPtr the
     return aCustomized;
 
   if (!theResult.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;
-          }
-        } else if (!Handle(SketcherPrs_Coincident)::DownCast(anAISIO).IsNull()) {
-          Handle(SketcherPrs_Coincident) aPrs = Handle(SketcherPrs_Coincident)::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()) {
-        aCustomized = thePrs->setColor(aColor[0], aColor[1], aColor[2]);
-      }
+    std::vector<int> aColor;
+    XGUI_CustomPrs::getDefaultColor(anObject, true, aColor);
+    if (!aColor.empty()) {
+      aCustomized = thePrs->setColor(aColor[0], aColor[1], aColor[2]);
     }
   }
   // customize dimentional constrains
@@ -1018,6 +1053,48 @@ bool PartSet_Module::customisePresentation(ResultPtr theResult, AISObjectPtr the
   return aCustomized;
 }
 
+bool PartSet_Module::afterCustomisePresentation(std::shared_ptr<ModelAPI_Result> theResult,
+                                                AISObjectPtr thePrs,
+                                                GeomCustomPrsPtr theCustomPrs)
+{
+  bool aCustomized = false;
+
+  XGUI_Workshop* aWorkshop = getWorkshop();
+  XGUI_Displayer* aDisplayer = aWorkshop->displayer();
+  ObjectPtr anObject = aDisplayer->getObject(thePrs);
+  if (!anObject)
+    return aCustomized;
+
+  std::vector<int> aColor;
+  bool aUseCustomColor = true;
+  if (aUseCustomColor)
+    myOverconstraintListener->getCustomColor(anObject, aColor);
+  // customize sketch symbol presentation
+  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()) {
+        aPrs->SetCustomColor(aColor);
+        aCustomized = true;
+      }
+    } else if (!Handle(SketcherPrs_Coincident)::DownCast(anAISIO).IsNull()) {
+      Handle(SketcherPrs_Coincident) aPrs = Handle(SketcherPrs_Coincident)::DownCast(anAISIO);
+      if (!aPrs.IsNull()) {
+        aPrs->SetCustomColor(aColor);
+        aCustomized = true;
+      }
+    }
+  }
+  // customize sketch dimension constraint presentation
+  if (!aCustomized) {
+    if (!aColor.empty()) { // otherwise presentation has the default color
+      aCustomized = thePrs->setColor(aColor[0], aColor[1], aColor[2]);
+    }
+  }
+  return aCustomized;
+}
+
 bool PartSet_Module::customizeObject(ObjectPtr theObject, const ModuleBase_CustomizeFlag& theFlag,
                                      const bool theUpdateViewer)
 {
@@ -1034,14 +1111,14 @@ void PartSet_Module::customizeObjectBrowser(QWidget* theObjectBrowser)
   if (aOB) {
     QLabel* aLabel = aOB->activeDocLabel();
     aLabel->installEventFilter(myMenuMgr);
-    connect(aLabel, SIGNAL(customContextMenuRequested(const QPoint&)), 
+    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&)), 
+    connect(aOB->treeView(), SIGNAL(doubleClicked(const QModelIndex&)),
       SLOT(onTreeViewDoubleClick(const QModelIndex&)));
+
+    Events_Loop* aLoop = Events_Loop::loop();
+    aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
   }
 }
 
@@ -1078,7 +1155,7 @@ ObjectPtr PartSet_Module::findPresentedObject(const AISObjectPtr& theAIS) const
       // 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)
@@ -1093,7 +1170,7 @@ bool PartSet_Module::canBeShaded(Handle(AIS_InteractiveObject) theAIS) const
   bool aCanBeShaged = true;
 
   Handle(PartSet_ResultSketchPrs) aPrs = Handle(PartSet_ResultSketchPrs)::DownCast(theAIS);
-  if (!aPrs.IsNull()) 
+  if (!aPrs.IsNull())
     aCanBeShaged = false;
 
   return aCanBeShaged;
@@ -1106,19 +1183,21 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
   SessionPtr aMgr = ModelAPI_Session::get();
   QAction* aActivatePartAction = myMenuMgr->action("ACTIVATE_PART_CMD");
 
+  bool hasResult = false;
+  bool hasFeature = false;
+  bool hasParameter = false;
+  bool hasCompositeOwner = false;
+  bool hasResultInHistory = false;
+  ModuleBase_Tools::checkObjects(aObjects, hasResult, hasFeature, hasParameter,
+                                  hasCompositeOwner, hasResultInHistory);
+
   ModuleBase_Operation* aCurrentOp = myWorkshop->currentOperation();
   if (aSelected == 1) {
-    bool hasResult = false;
-    bool hasFeature = false;
-    bool hasParameter = false;
-    bool hasCompositeOwner = false;
-    ModuleBase_Tools::checkObjects(aObjects, hasResult, hasFeature, hasParameter,
-                                   hasCompositeOwner);
     ObjectPtr aObject = aObjects.first();
     if (aObject) {
       ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObject);
-      bool isPart = aPart.get() || 
+      bool isPart = aPart.get() ||
         (aFeature.get() && (aFeature->getKind() == PartSetPlugin_Part::ID()));
       if (isPart) {
         DocumentPtr aPartDoc;
@@ -1127,7 +1206,7 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
         }
         if (aPart.get()) // this may be null is Part feature is disabled
           aPartDoc = aPart->partDoc();
-          
+
         theMenu->addAction(aActivatePartAction);
         aActivatePartAction->setEnabled((aMgr->activeDocument() != aPartDoc));
 
@@ -1141,10 +1220,12 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
           }
         }
       }
-
-      ResultBodyPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObject);
-      if( aResult.get() )
-        theMenu->addAction(myMenuMgr->action("SELECT_PARENT_CMD"));
+    }
+  } else {
+    if (hasFeature) {
+      myMenuMgr->action("EDIT_CMD")->setEnabled(aCurrentOp == 0);
+      theMenu->addAction(myMenuMgr->action("EDIT_CMD"));
+      theMenu->addSeparator();
     }
   }
   bool aNotDeactivate = (aCurrentOp == 0);
@@ -1153,17 +1234,27 @@ void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
   }
 }
 
+#define EXPAND_PARENT(OBJ) \
+QModelIndex aObjIndex = aDataModel->objectIndex(OBJ); \
+if (aObjIndex.isValid()) { \
+  QModelIndex aParent = aObjIndex.parent(); \
+  int aCount = aDataModel->rowCount(aParent); \
+  if (aCount == 1) \
+    aTreeView->setExpanded(aParent, true); \
+}
+
+
 void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 {
   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_DOCUMENT_CHANGED)) {
     // Do not change activation of parts if an operation active
     static QStringList aAllowActivationList;
     if (aAllowActivationList.isEmpty())
-      aAllowActivationList << 
-      QString(PartSetPlugin_Part::ID().c_str()) << 
+      aAllowActivationList <<
+      QString(PartSetPlugin_Part::ID().c_str()) <<
       QString(PartSetPlugin_Duplicate::ID().c_str()) <<
       QString(PartSetPlugin_Remove::ID().c_str());
-    if (myWorkshop->currentOperation() && 
+    if (myWorkshop->currentOperation() &&
       (!aAllowActivationList.contains(myWorkshop->currentOperation()->id())))
       return;
     XGUI_Workshop* aWorkshop = getWorkshop();
@@ -1173,12 +1264,17 @@ void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMess
 
     SessionPtr aMgr = ModelAPI_Session::get();
     DocumentPtr aActiveDoc = aMgr->activeDocument();
-    if (aActivePartIndex.isValid())
-      aTreeView->setExpanded(aActivePartIndex, false);
+    if (myActivePartIndex.isValid())
+      aTreeView->setExpanded(myActivePartIndex, false);
+
     XGUI_DataModel* aDataModel = aWorkshop->objectBrowser()->dataModel();
-    aActivePartIndex = aDataModel->documentRootIndex(aActiveDoc);
-    if (aActivePartIndex.isValid())
-      aTreeView->setExpanded(aActivePartIndex, true);
+    myActivePartIndex = aDataModel->documentRootIndex(aActiveDoc, 0);
+    bool needUpdate = false;
+    if (myActivePartIndex.isValid()) {
+      needUpdate = aTreeView->isExpanded(myActivePartIndex);
+      if (!needUpdate)
+        aTreeView->setExpanded(myActivePartIndex, true);
+    }
 
     aLabel->setPalette(aPalet);
     aWorkshop->updateCommandStatus();
@@ -1188,13 +1284,49 @@ void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMess
     QObjectPtrList aObjects = aDisplayer->displayedObjects();
     bool aHidden;
     foreach(ObjectPtr aObj, aObjects) {
-      //TODO: replace by redisplay event.
-      aHidden = !aObj->data() || !aObj->data()->isValid() || 
+      aHidden = !aObj->data() || !aObj->data()->isValid() ||
         aObj->isDisabled() || (!aObj->isDisplayed());
       if (!aHidden)
         aDisplayer->redisplay(aObj, false);
     }
     aDisplayer->updateViewer();
+    // Update tree items if they are expanded
+    if (needUpdate) {
+      aTreeView->viewport()->repaint(aTreeView->viewport()->rect());
+    }
+  } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
+    std::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
+        std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
+    std::set<ObjectPtr> aObjects = aUpdMsg->objects();
+
+    ObjectPtr aConstrObj;
+    ObjectPtr aResultObj;
+    std::set<ObjectPtr>::const_iterator aIt;
+    DocumentPtr aRootDoc = ModelAPI_Session::get()->moduleDocument();
+    for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
+      ObjectPtr aObject = (*aIt);
+      if ((!aResultObj.get()) && (aObject->groupName() == ModelAPI_ResultBody::group())
+          && (aObject->document() != aRootDoc))
+        aResultObj = aObject;
+      if ((!aConstrObj.get()) && (aObject->groupName() == ModelAPI_ResultConstruction::group())
+          && (aObject->document() != aRootDoc))
+        aConstrObj = aObject;
+      if (aResultObj.get() && aConstrObj.get())
+        break;
+    }
+
+    if (aResultObj.get() || aConstrObj.get()) {
+      XGUI_Workshop* aWorkshop = getWorkshop();
+      XGUI_DataTree* aTreeView = aWorkshop->objectBrowser()->treeView();
+      XGUI_DataModel* aDataModel = aWorkshop->objectBrowser()->dataModel();
+
+      if (aResultObj.get()) {
+        EXPAND_PARENT(aResultObj)
+      }
+      if (aConstrObj.get()) {
+        EXPAND_PARENT(aConstrObj)
+      }
+    }
   }
 }
 
@@ -1204,10 +1336,11 @@ void PartSet_Module::onTreeViewDoubleClick(const QModelIndex& theIndex)
     return;
   SessionPtr aMgr = ModelAPI_Session::get();
   if (!theIndex.isValid()) {
-    aMgr->setActiveDocument(aMgr->moduleDocument());
+    // It seems that this code is obsolete
+    //aMgr->setActiveDocument(aMgr->moduleDocument());
     return;
   }
-  if (theIndex.column() != 0) // Use only first column
+  if (theIndex.column() != 1) // Use only first column
     return;
 
   XGUI_Workshop* aWorkshop = getWorkshop();
@@ -1228,7 +1361,7 @@ void PartSet_Module::onTreeViewDoubleClick(const QModelIndex& theIndex)
     if (aPart->partDoc() == aMgr->activeDocument()) {
       myMenuMgr->activatePartSet();
     } else {
-      aPart->activate();
+      myMenuMgr->activatePart(aPart);
     }
   }
 }
@@ -1265,7 +1398,8 @@ void PartSet_Module::onViewCreated(ModuleBase_IViewWindow*)
   if (aOperation) {
     ModuleBase_ModelWidget* anActiveWidget = activeWidget();
     if (anActiveWidget) {
-      ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>(anActiveWidget);
+      ModuleBase_WidgetSelector* aWSelector =
+        dynamic_cast<ModuleBase_WidgetSelector*>(anActiveWidget);
       if (aWSelector)
         aWSelector->activateSelectionAndFilters(true);
     }
@@ -1283,11 +1417,6 @@ 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)
 {
@@ -1302,7 +1431,7 @@ GeomShapePtr PartSet_Module::findShape(const AttributePtr& theAttribute)
   GeomShapePtr aGeomShape;
 
   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
-  if (anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
+  if (anOperation && sketchMgr()->isNestedSketchOperation(anOperation)) {
     aGeomShape = PartSet_Tools::findShapeBy2DPoint(theAttribute, myWorkshop);
   }
   return aGeomShape;
@@ -1325,17 +1454,29 @@ AttributePtr PartSet_Module::findAttribute(const ObjectPtr& theObject,
 
   if (aGeomShape.get()) {
     TopoDS_Shape aTDSShape = aGeomShape->impl<TopoDS_Shape>();
-    return PartSet_Tools::findAttributeBy2dPoint(theObject, aTDSShape, 
+    return PartSet_Tools::findAttributeBy2dPoint(theObject, aTDSShape,
                                                  mySketchMgr->activeSketch());
   }
   return anAttribute;
 }
 
+//******************************************************
+std::shared_ptr<Events_Message> PartSet_Module::reentrantMessage()
+{
+  return sketchReentranceMgr()->reentrantMessage();
+}
+
+//******************************************************
+void PartSet_Module::setReentrantPreSelection(const std::shared_ptr<Events_Message>& theMessage)
+{
+  sketchReentranceMgr()->setReentrantPreSelection(theMessage);
+}
+
 //******************************************************
 void PartSet_Module::onChoiceChanged(ModuleBase_ModelWidget* theWidget,
                                      int theIndex)
 {
-  PartSet_WidgetChoice* aChoiceWidget = dynamic_cast<PartSet_WidgetChoice*>(theWidget);
+  ModuleBase_WidgetChoice* aChoiceWidget = dynamic_cast<ModuleBase_WidgetChoice*>(theWidget);
   if (!aChoiceWidget)
     return;