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Merge branch 'BR_ADVANCED_CURRENT_FEATURE_MANAGEMENT' into Dev_1.5.0
[modules/shaper.git] / src / PartSet / PartSet_SketcherMgr.cpp
index a086aa8685b0dafb1caa80733939b1a2c7697f6b..270877d4bad263c99fd0f089f621ffa5bcdf3961 100644 (file)
 #include "PartSet_Tools.h"
 #include "PartSet_WidgetSketchLabel.h"
 
-#include <ModuleBase_WidgetEditor.h>
-
 #include <XGUI_ModuleConnector.h>
 #include <XGUI_Displayer.h>
 #include <XGUI_Workshop.h>
 #include <XGUI_ContextMenuMgr.h>
 #include <XGUI_Selection.h>
 #include <XGUI_SelectionMgr.h>
-#include <ModuleBase_ModelWidget.h>
 #include <XGUI_ModuleConnector.h>
 #include <XGUI_PropertyPanel.h>
 #include <XGUI_ViewerProxy.h>
+#include <XGUI_OperationMgr.h>
 
-#include <AppElements_MainWindow.h>
-
+#include <ModuleBase_IPropertyPanel.h>
+#include <ModuleBase_ISelection.h>
 #include <ModuleBase_IViewer.h>
 #include <ModuleBase_IWorkshop.h>
 #include <ModuleBase_IViewWindow.h>
+#include <ModuleBase_ModelWidget.h>
 #include <ModuleBase_Operation.h>
-#include <ModuleBase_ISelection.h>
-#include <ModuleBase_IPropertyPanel.h>
+#include <ModuleBase_OperationFeature.h>
 #include <ModuleBase_Operation.h>
+#include <ModuleBase_WidgetEditor.h>
 
 #include <GeomDataAPI_Point2D.h>
 
@@ -56,6 +55,7 @@
 #include <SketchPlugin_ConstraintCoincidence.h>
 #include <SketchPlugin_ConstraintFillet.h>
 #include <SketchPlugin_ConstraintMirror.h>
+#include <SketchPlugin_ConstraintAngle.h>
 #include <SketchPlugin_MultiRotation.h>
 #include <SketchPlugin_MultiTranslation.h>
 
@@ -69,6 +69,7 @@
 
 #include <ModelAPI_Events.h>
 #include <ModelAPI_Session.h>
+#include <ModelAPI_AttributeString.h>
 
 #include <QMouseEvent>
 #include <QApplication>
   return aRes;
 }*/
 
-void fillFeature2Attribute(const QList<ModuleBase_ViewerPrs>& theList,
-                           QMap<FeaturePtr, QList<AttributePtr> >& theFeature2AttributeMap,
-                           const FeaturePtr theSketch)
+// Fills the list of features the list of selected presentations.
+// \param theList a list of selected presentations
+// \param theSketch a sketch to project a vertex shape of a presentation to the plane
+// and find the corresponded attribute
+// \param theFeatureList  an output list of features
+void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
+                     const FeaturePtr theSketch,
+                     QList<FeaturePtr>& theFeatureList)
 {
   QList<ModuleBase_ViewerPrs> aRes;
 
@@ -104,39 +110,56 @@ void fillFeature2Attribute(const QList<ModuleBase_ViewerPrs>& theList,
   {
     ModuleBase_ViewerPrs aPrs = *anIt;
     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
-    if (aFeature.get() == NULL)
-      continue;
+    if (aFeature.get()  && !theFeatureList.contains(aFeature))
+      theFeatureList.append(aFeature);
+  }
+}
 
-    QList<AttributePtr> anAttributes;
-    if (theFeature2AttributeMap.contains(aFeature)) {
-      anAttributes = theFeature2AttributeMap[aFeature];
+/// Fills attribute and result lists by the selected owner. In case if the attribute is found,
+/// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
+/// result as is to the list of results.
+/// \param theOwner a viewer selected owner
+/// \param theFeature a feature, where the attribute is searched
+/// \param theSketch a current sketch
+/// \param theSelectedAttribute an output list of attributes
+/// \param theSelectedResults an output list of edge results
+void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
+                            const FeaturePtr& theFeature, const FeaturePtr& theSketch,
+                            const ResultPtr& theResult,
+                            std::set<AttributePtr>& aSelectedAttributes,
+                            std::set<ResultPtr>& aSelectedResults)
+{
+  Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
+  if (aBRepOwner.IsNull())
+    return;
+  Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
+                                                                    aBRepOwner->Selectable());
+  if (aBRepOwner->HasShape()) {
+    const TopoDS_Shape& aShape = aBRepOwner->Shape();
+    TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
+    if (aShapeType == TopAbs_VERTEX) {
+      AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
+                                                                    aShape, theSketch);
+      if (aPntAttr.get() != NULL)
+        aSelectedAttributes.insert(aPntAttr);
     }
-    AttributePtr anAttr;
-    TopoDS_Shape aShape = aPrs.shape();
-    if (!aShape.IsNull()) {
-      if (aShape.ShapeType() == TopAbs_VERTEX) {
-        anAttr = PartSet_Tools::findAttributeBy2dPoint(aFeature, aShape, theSketch);
-        if (anAttr.get() != NULL && !anAttributes.contains(anAttr))
-          anAttributes.push_back(anAttr);
-      }
+    else if (aShapeType == TopAbs_EDGE &&
+             aSelectedResults.find(theResult) == aSelectedResults.end()) {
+      aSelectedResults.insert(theResult);
     }
-    theFeature2AttributeMap[aFeature] = anAttributes;
   }
 }
 
-
-
-
 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
-    myIsPropertyPanelValueChanged(false), myIsMouseOverWindow(false),
+    myIsResetCurrentValue(false), myIsMouseOverWindow(false),
     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 {
   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 
-  myPreviousSelectionEnabled = true;//aViewer->isSelectionEnabled();
+  myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 
   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
@@ -168,7 +191,10 @@ void PartSet_SketcherMgr::onEnterViewPort()
   // the mouse move and use the cursor position to update own values. If the presentaion is
   // redisplayed before this update, the feature presentation jumps from reset value to current.
   myIsMouseOverWindow = true;
-  myIsPropertyPanelValueChanged = false;
+  myIsResetCurrentValue = false;
+  // it is important to validate operation here only if sketch entity create operation is active
+  // because at this operation we reacts to the mouse leave/enter view port
+  //operationMgr()->onValidateOperation();
 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
   qDebug(QString("onEnterViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 #endif
@@ -179,16 +205,22 @@ void PartSet_SketcherMgr::onEnterViewPort()
 
   if (!isNestedCreateOperation(getCurrentOperation()))
     return;
+
+  QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
+  operationMgr()->onValidateOperation();
+
   // we need change displayed state of the current operation feature
   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
   // presentation becomes valid and redisplay happens
-  ModuleBase_Operation* aOperation = getCurrentOperation();
-  if (aOperation) {
-    FeaturePtr aFeature = aOperation->feature();
+  //ModuleBase_Operation* aOperation = getCurrentOperation();
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                           (getCurrentOperation());
+  if (aFOperation) {
+    FeaturePtr aFeature = aFOperation->feature();
     if (aFeature.get() && aFeature->data()->isValid()) {
-      visualizeFeature(aOperation, canDisplayObject(aFeature), false);
+      visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
     }
   }
 }
@@ -197,7 +229,9 @@ void PartSet_SketcherMgr::onLeaveViewPort()
 {
   myIsMouseOverViewProcessed = false;
   myIsMouseOverWindow = false;
-  myIsPropertyPanelValueChanged = false;
+  // it is important to validate operation here only if sketch entity create operation is active
+  // because at this operation we reacts to the mouse leave/enter view port
+  //operationMgr()->onValidateOperation();
 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
   qDebug(QString("onLeaveViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 #endif
@@ -208,11 +242,16 @@ void PartSet_SketcherMgr::onLeaveViewPort()
 
   if (!isNestedCreateOperation(getCurrentOperation()))
     return;
+
+  QApplication::restoreOverrideCursor();
+
   // the method should be performed if the popup menu is called,
   // the reset of the current widget should not happen
   if (myIsPopupMenuActive)
     return;
 
+  operationMgr()->onValidateOperation();
+
   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
@@ -223,21 +262,26 @@ void PartSet_SketcherMgr::onLeaveViewPort()
   ModuleBase_Operation* aOperation = getCurrentOperation();
   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
   ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
-  if (aActiveWgt) {
-    aActiveWgt->reset();
+  if (aActiveWgt && aActiveWgt->reset()) {
+    myIsResetCurrentValue = true;
   }
   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 
   // hides the presentation of the current operation feature
-  //myIsPropertyPanelValueChanged = false;
   // the feature is to be erased here, but it is correct to call canDisplayObject because
   // there can be additional check (e.g. editor widget in distance constraint)
-  FeaturePtr aFeature = getCurrentOperation()->feature();
-  visualizeFeature(aOperation, canDisplayObject(aFeature));
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                           (getCurrentOperation());
+  if (aFOperation) {
+    FeaturePtr aFeature = aFOperation->feature();
+    visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
+  }
 }
 
 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 {
+  myIsResetCurrentValue = false;
+
   if (isNestedCreateOperation(getCurrentOperation()))
     return;
   // it is necessary to save current selection in order to restore it after the values are modifed
@@ -273,12 +317,16 @@ void PartSet_SketcherMgr::onValuesChangedInPropertyPanel()
     return;
 
   // visualize the current operation feature
-  myIsPropertyPanelValueChanged = true;
-  ModuleBase_Operation* aOperation = getCurrentOperation();
+  //myIsResetCurrentValue = false;
+  operationMgr()->onValidateOperation();
   // the feature is to be erased here, but it is correct to call canDisplayObject because
   // there can be additional check (e.g. editor widget in distance constraint)
-  FeaturePtr aFeature = getCurrentOperation()->feature();
-  visualizeFeature(aOperation, canDisplayObject(aFeature));
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                           (getCurrentOperation());
+  if (aFOperation) {
+    FeaturePtr aFeature = aFOperation->feature();
+    visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
+  }
 }
 
 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
@@ -296,37 +344,43 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
   if (!aViewer->canDragByMouse())
     return;
 
-  ModuleBase_Operation* aOperation = getCurrentOperation();
-  if (aOperation && aOperation->isEditOperation()) {
-    ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                               (getCurrentOperation());
+  if (!aFOperation)
+    return;
+
+  if (aFOperation->isEditOperation()) {
+    ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
     ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
-    // If the current widget is a selector, do do nothing, it processes the mouse press
+    // If the current widget is a selector, do nothing, it processes the mouse press
     if(aActiveWgt && aActiveWgt->isViewerSelector()) {
       return;
     }
   }
 
   // Use only for sketch operations
-  if (aOperation && myCurrentSketch) {
+  if (myCurrentSketch) {
     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
       return;
 
-    bool isSketcher = isSketchOperation(aOperation);
-    bool isSketchOpe = isNestedSketchOperation(aOperation);
+    bool isSketcher = isSketchOperation(aFOperation);
+    bool isSketchOpe = isNestedSketchOperation(aFOperation);
 
     // Avoid non-sketch operations
     if ((!isSketchOpe) && (!isSketcher))
       return;
 
-    bool isEditing = aOperation->isEditOperation();
+    bool isEditing = aFOperation->isEditOperation();
 
     // Ignore creation sketch operation
     if ((!isSketcher) && (!isEditing))
       return;
 
-    // MoveTo in order to highlight current object
-    aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
-
+    Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
+    if (!aContext.IsNull()) {
+      // MoveTo in order to highlight current object
+      aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
+    }
     // Remember highlighted objects for editing
     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 
@@ -336,8 +390,8 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
     if (myCurrentSelection.empty()) {
       if (isSketchOpe && (!isSketcher))
         // commit previous operation
-        if (!aOperation->commit())
-          aOperation->abort();
+        if (!aFOperation->commit())
+          aFOperation->abort();
       return;
     }
     // Init flyout point for radius rotation
@@ -347,6 +401,8 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
       myIsDragging = true;
       get2dPoint(theWnd, theEvent, myCurrentPoint);
       myDragDone = false;
+      // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
+      myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
       launchEditing();
       if (aFeature.get() != NULL) {
         std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
@@ -361,11 +417,13 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
       }
     } else if (isSketchOpe && isEditing) {
       // If selected another object commit current result
-      aOperation->commit();
+      aFOperation->commit();
 
       myIsDragging = true;
       get2dPoint(theWnd, theEvent, myCurrentPoint);
       myDragDone = false;
+      // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
+      myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 
       // This is necessary in order to finalize previous operation
       QApplication::processEvents();
@@ -390,18 +448,22 @@ void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouse
         if (myDragDone) {
           //aOp->commit();
           myCurrentSelection.clear();
+          /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
+          if (!aContext.IsNull()) {
           // Reselect edited object
-          /*aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
+          aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
           if (theEvent->modifiers() & Qt::ShiftModifier)
-            aViewer->AISContext()->ShiftSelect();
+            aContext->ShiftSelect();
           else
-            aViewer->AISContext()->Select();
-            */
+            aContext->Select();
+          */
         }
       }
     }
   }
-  aWorkshop->viewer()->enableSelection(myPreviousSelectionEnabled);
+      // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
+  aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
+  //aWorkshop->viewer()->enableSelection(myPreviousDrawModeEnabled);
   myIsDragging = false;
 }
 
@@ -426,8 +488,12 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
     }
     // the feature is to be erased here, but it is correct to call canDisplayObject because
     // there can be additional check (e.g. editor widget in distance constraint)
-    FeaturePtr aFeature = getCurrentOperation()->feature();
-    visualizeFeature(aOperation, canDisplayObject(aFeature));
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                             (getCurrentOperation());
+    if (aFOperation) {
+      FeaturePtr aFeature = aFOperation->feature();
+      visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
+    }
   }
 
   myClickedPoint.clear();
@@ -437,13 +503,15 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
     // deselected). This flag should be restored in the slot, processed the mouse release signal.
-    ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
-    aViewer->enableSelection(false);
 
-    ModuleBase_Operation* aOperation = getCurrentOperation();
-    if (!aOperation)
+    // TODO: Has to be commented out when SALOME patch on draw mode become avialable
+    //ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
+    //aViewer->enableSelection(false);
+
+    ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
+    if (!aCurrentOperation)
       return;
-    if (isSketchOperation(aOperation))
+    if (isSketchOperation(aCurrentOperation))
       return; // No edit operation activated
 
     Handle(V3d_View) aView = theWnd->v3dView();
@@ -466,6 +534,7 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
                                           aLast = myCurrentSelection.end();
     // 4. the features and attributes modification(move)
+    bool isModified = false;
     for (; anIt != aLast; anIt++) {
       FeaturePtr aFeature = anIt.key();
 
@@ -486,6 +555,7 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
             if (aPoint.get() != NULL) {
               bool isImmutable = aPoint->setImmutable(true);
               aPoint->move(dX, dY);
+              isModified = true;
               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
               aPoint->setImmutable(isImmutable);
             }
@@ -497,10 +567,16 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
         if (aSketchFeature) {
           aSketchFeature->move(dX, dY);
+          isModified = true;
           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
         }
       }
     }
+    // the modified state of the current operation should be updated if there are features, which
+    // were changed here
+    if (isModified) {
+      aCurrentOperation->onValuesChanged();
+    }
     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 
@@ -517,13 +593,14 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
 
 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 {
-  ModuleBase_Operation* aOperation = getCurrentOperation();
-  if (aOperation && aOperation->isEditOperation()) {
-    std::string aId = aOperation->id().toStdString();
-    if (isDistanceOperation(aOperation))
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                               (getCurrentOperation());
+  if (aFOperation && aFOperation->isEditOperation()) {
+    std::string aId = aFOperation->id().toStdString();
+    if (isDistanceOperation(aFOperation))
     {
       // Activate dimension value editing on double click
-      ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
+      ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
       // Find corresponded widget to activate value editing
       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
@@ -606,6 +683,48 @@ void PartSet_SketcherMgr::launchEditing()
   }
 }
 
+bool PartSet_SketcherMgr::sketchSolverError()
+{
+  bool anError = false;
+  CompositeFeaturePtr aSketch = activeSketch();
+  if (aSketch.get()) {
+    AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
+    anError = !aAttributeString->value().empty();
+  }
+  return anError;
+}
+
+QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
+{
+  QString anError = "";
+  if (!theFeature.get() || !theFeature->data()->isValid())
+    return anError;
+
+  CompositeFeaturePtr aSketch = activeSketch();
+  if (aSketch.get() && aSketch == theFeature) {
+    AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
+    anError = aAttributeString->value().c_str();
+  }
+  else if (myIsResetCurrentValue) { // this flag do not allow commit of the current operation
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                        (getCurrentOperation());
+    if (aFOperation) {
+      FeaturePtr aFeature = aFOperation->feature();
+      if (aFeature.get() && aFeature == theFeature && isNestedCreateOperation(aFOperation)) {
+        QString anAttributeName = "";
+        ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
+        ModuleBase_ModelWidget* anActiveWgt = aPanel->activeWidget();
+        if (anActiveWgt) {
+          AttributePtr anAttr = aFeature->attribute(anActiveWgt->attributeID());
+          if (anAttr.get())
+            anAttributeName = anAttr->id().c_str();
+        }
+        anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
+      }
+    }
+  }
+  return anError;
+}
 
 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 {
@@ -637,6 +756,7 @@ const QStringList& PartSet_SketcherMgr::constraintsIdList()
     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
+    aIds << SketchPlugin_ConstraintAngle::ID().c_str();
     aIds << SketchPlugin_MultiRotation::ID().c_str();
     aIds << SketchPlugin_MultiTranslation::ID().c_str();
   }
@@ -667,7 +787,9 @@ bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOpera
 
 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 {
-  return theOperation && !theOperation->isEditOperation() && isNestedSketchOperation(theOperation);
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                               (theOperation);
+  return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 }
 
 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
@@ -684,13 +806,21 @@ bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation
 
   return (aId == SketchPlugin_ConstraintLength::ID()) ||
          (aId == SketchPlugin_ConstraintDistance::ID()) ||
-         (aId == SketchPlugin_ConstraintRadius::ID());
+         (aId == SketchPlugin_ConstraintRadius::ID()) ||
+         (aId == SketchPlugin_ConstraintAngle::ID());
 }
 
 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 {
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                               (getCurrentOperation());
+  if (!aFOperation)
+    return;
+
+  myModule->onViewTransformed();
+
   // Display all sketcher sub-Objects
-  myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theOperation->feature());
+  myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 
   // Hide sketcher result
@@ -716,16 +846,21 @@ void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 
   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
-  if (theOperation->isEditOperation()) {
+
+  bool aHasPlane = false;
+  std::shared_ptr<GeomAPI_Pln> aPln;
+  if (aFOperation->isEditOperation()) {
     // If it is editing of sketch then it means that plane is already defined
-    std::shared_ptr<GeomAPI_Pln> aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
+    aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
     if (aPln.get())
-      myPlaneFilter->setPlane(aPln->impl<gp_Pln>());
+      aHasPlane = true;
   }
+  myPlaneFilter->setPlane(aPln);
+
   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
   // all sketch objects should be activated in the sketch selection modes by edit operation start
   // in case of creation operation, there is an active widget, which activates own selection mode
-  if (theOperation->isEditOperation())
+  if (aFOperation->isEditOperation() && aHasPlane)
     aConnector->activateModuleSelectionModes();
 }
 
@@ -755,27 +890,39 @@ void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
     }
   }
   else {
-  // Hide all sketcher sub-Objects
-  for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
-    FeaturePtr aFeature = myCurrentSketch->subFeature(i);
-    std::list<ResultPtr> aResults = aFeature->results();
+    // Hide all sketcher sub-Objects
+    for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
+      FeaturePtr aFeature = myCurrentSketch->subFeature(i);
+      std::list<ResultPtr> aResults = aFeature->results();
+      std::list<ResultPtr>::const_iterator aIt;
+      for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
+        (*aIt)->setDisplayed(false);
+      }
+      aFeature->setDisplayed(false);
+    }
+    // Display sketcher result
+    std::list<ResultPtr> aResults = myCurrentSketch->results();
     std::list<ResultPtr>::const_iterator aIt;
+    Events_Loop* aLoop = Events_Loop::loop();
+    static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
+
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                           (theOperation);
     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
-      (*aIt)->setDisplayed(false);
+      if (!aFOperation->isDisplayedOnStart(*aIt)) {
+        (*aIt)->setDisplayed(true);
+        // this display event is needed because sketch already may have "displayed" state,
+        // but not displayed while it is still active (issue 613, abort of existing sketch)
+        ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
+      }
     }
-    aFeature->setDisplayed(false);
-  }
-  // Display sketcher result
-  std::list<ResultPtr> aResults = myCurrentSketch->results();
-  std::list<ResultPtr>::const_iterator aIt;
-  for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
-    (*aIt)->setDisplayed(true);
-  }
-  myCurrentSketch->setDisplayed(true);
+    if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
+      myCurrentSketch->setDisplayed(true);
     
-  myCurrentSketch = CompositeFeaturePtr();
-  myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
-  Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+    myCurrentSketch = CompositeFeaturePtr();
+    myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
+
+    Events_Loop::loop()->flush(aDispEvent);
   }
   // restore the module selection modes, which were changed on startSketch
   aConnector->activateModuleSelectionModes();
@@ -783,28 +930,33 @@ void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 
 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 {
-  if (constraintsIdList().contains(theOperation->id())) {
-    // Show constraints if a constraint was created
-    onShowConstraintsToggle(true);
-  }
   connectToPropertyPanel(true);
+  if (isNestedCreateOperation(theOperation) && myIsMouseOverWindow)
+    QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 }
 
 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 {
   connectToPropertyPanel(false);
-  myIsPropertyPanelValueChanged = false;
+  myIsResetCurrentValue = false;
   myIsMouseOverViewProcessed = true;
+  operationMgr()->onValidateOperation();
+  if (isNestedCreateOperation(theOp))
+    QApplication::restoreOverrideCursor();
 }
 
 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 {
   if (isNestedCreateOperation(theOperation)) {
-    FeaturePtr aFeature = theOperation->feature();
-    // it is necessary to check the the feature data validity because
-    // some kind of features are removed by an operation commit(the macro state of a feature)
-    if (aFeature.get() && aFeature->data()->isValid()) {
-      visualizeFeature(theOperation, true);
+    ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                                             (theOperation);
+    if (aFOperation) {
+      FeaturePtr aFeature = aFOperation->feature();
+      // it is necessary to check the the feature data validity because
+      // some kind of features are removed by an operation commit(the macro state of a feature)
+      if (aFeature.get() && aFeature->data()->isValid()) {
+        visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
+      }
     }
   }
 }
@@ -819,6 +971,38 @@ bool PartSet_SketcherMgr::canRedo() const
   return isNestedCreateOperation(getCurrentOperation());
 }
 
+bool PartSet_SketcherMgr::canCommitOperation() const
+{
+  bool aCanCommit = true;
+
+  if (isNestedCreateOperation(getCurrentOperation()) && myIsResetCurrentValue)
+    aCanCommit = false;
+
+  return aCanCommit;
+}
+
+bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
+{
+  bool aCanErase = true;
+  // when the sketch operation is active, results of sketch sub-feature can not be hidden
+  if (myCurrentSketch.get()) {
+    ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
+    if (aResult.get()) {
+      // Display sketcher objects
+      for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
+
+        FeaturePtr aFeature = myCurrentSketch->subFeature(i);
+        std::list<ResultPtr> aResults = aFeature->results();
+        std::list<ResultPtr>::const_iterator anIt;
+        for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
+          aCanErase = *anIt != aResult;
+        }
+      }
+    }
+  }
+  return aCanErase;
+}
+
 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 {
   bool aCanDisplay = true;
@@ -848,16 +1032,17 @@ bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
   // 3. the method should not filter the objects, which are not related to the current operation.
   // The object is filtered just if it is a current operation feature or this feature result
   bool isObjectFound = false;
-  ModuleBase_Operation* anOperation = getCurrentOperation();
-  if (anOperation) {
-    FeaturePtr aFeature = anOperation->feature();
+  ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
+                                                               (getCurrentOperation());
+  if (aFOperation) {
+    FeaturePtr aFeature = aFOperation->feature();
     if (aFeature.get()) {
       std::list<ResultPtr> aResults = aFeature->results();
       if (theObject == aFeature)
         isObjectFound = true;
       else {
         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
-        for (; anIt != aLast; anIt++) {
+        for (; anIt != aLast && !isObjectFound; anIt++) {
           isObjectFound = *anIt == theObject;
         }
       }
@@ -892,7 +1077,7 @@ bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 
 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
 {
-  return myIsPropertyPanelValueChanged || myIsMouseOverWindow;
+  return myIsMouseOverWindow || !myIsResetCurrentValue;
 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
   qDebug(QString("canDisplayCurrentCreatedFeature: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 #endif
@@ -915,7 +1100,10 @@ bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
 
 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
 {
-  myPlaneFilter->setPlane(thePln->impl<gp_Pln>());
+  if (myPlaneFilter.IsNull()) 
+   myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
+
+  myPlaneFilter->setPlane(thePln);
 }
 
 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
@@ -931,42 +1119,35 @@ void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
 
   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
-  XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+  if (!aContext.IsNull()) {
+    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
+    XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 
-  std::list<ResultPtr> aResults = theFeature->results();
-  std::list<ResultPtr>::const_iterator aIt;
-  for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
-  {
-    ResultPtr aResult = *aIt;
-    AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
-    if (aAISObj.get() == NULL)
-      continue;
-    Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
-    for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
+    std::list<ResultPtr> aResults = theFeature->results();
+    std::list<ResultPtr>::const_iterator aIt;
+    for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
     {
-      Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(
-                                                                      aContext->SelectedOwner());
-      if (aBRepOwner.IsNull())
-        continue;
-      Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
-                                                                        aBRepOwner->Selectable());
-      if (anIO != anAISIO)
+      ResultPtr aResult = *aIt;
+      AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
+      if (aAISObj.get() == NULL)
         continue;
-
-      if (aBRepOwner->HasShape()) {
-        const TopoDS_Shape& aShape = aBRepOwner->Shape();
-        TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
-        if (aShapeType == TopAbs_VERTEX) {
-          AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
-                                                                        aShape, theSketch);
-          if (aPntAttr.get() != NULL)
-            aSelectedAttributes.insert(aPntAttr);
-        }
-        else if (aShapeType == TopAbs_EDGE &&
-                 aSelectedResults.find(aResult) == aSelectedResults.end()) {
-          aSelectedResults.insert(aResult);
-        }
+      Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
+      for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
+      {
+        Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
+        if (anOwner->Selectable() != anAISIO)
+          continue;
+        getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
+                               aSelectedAttributes, aSelectedResults);
+      }
+      for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
+        Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
+        if (anOwner.IsNull())
+          continue;
+        if (anOwner->Selectable() != anAISIO)
+          continue;
+        getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
+                               aSelectedAttributes, aSelectedResults);
       }
     }
   }
@@ -977,7 +1158,7 @@ void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
                                              const FeaturePtr& theSketch,
                                              ModuleBase_IWorkshop* theWorkshop,
                                              const FeatureToSelectionMap& theSelection,
-                                             SelectMgr_IndexedMapOfOwner& anOwnersToSelect)
+                                             SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
 {
   if (theFeature.get() == NULL)
     return;
@@ -987,7 +1168,7 @@ void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
   std::set<ResultPtr> aSelectedResults = anIt.value().second;
 
   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
-  Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
+
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 
@@ -996,12 +1177,12 @@ void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 
-    SelectMgr_IndexedMapOfOwner aSelectedOwners;  
+    SelectMgr_IndexedMapOfOwner aSelectedOwners;
     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
       if (!anOwner.IsNull())
-        anOwnersToSelect.Add(anOwner);
+        theOwnersToSelect.Add(anOwner);
     }
   }
 
@@ -1028,14 +1209,14 @@ void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
         if (aPntAttr.get() != NULL &&
             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
-          anOwnersToSelect.Add(anOwner);
+          theOwnersToSelect.Add(anOwner);
         }
       }
       else if (aShapeType == TopAbs_EDGE) {
         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
-            anOwnersToSelect.FindIndex(anOwner) <= 0)
-          anOwnersToSelect.Add(anOwner);
+            theOwnersToSelect.FindIndex(anOwner) <= 0)
+          theOwnersToSelect.Add(anOwner);
       }
     }
   }
@@ -1073,7 +1254,8 @@ ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
   return myModule->workshop()->currentOperation();
 }
 
-void PartSet_SketcherMgr::visualizeFeature(ModuleBase_Operation* theOperation,
+void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
+                                           const bool isEditOperation,
                                            const bool isToDisplay,
                                            const bool isFlushRedisplay)
 {
@@ -1081,7 +1263,7 @@ void PartSet_SketcherMgr::visualizeFeature(ModuleBase_Operation* theOperation,
   return;
   #endif
 
-  if (!theOperation || theOperation->isEditOperation())
+  if (isEditOperation || !theFeature.get())
     return;
 
   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
@@ -1089,12 +1271,12 @@ void PartSet_SketcherMgr::visualizeFeature(ModuleBase_Operation* theOperation,
 
   // 1. change visibility of the object itself, here the presentable object is processed,
   // e.g. constraints features
-  FeaturePtr aFeature = theOperation->feature();
-  std::list<ResultPtr> aResults = aFeature->results();
+  //FeaturePtr aFeature = aFOperation->feature();
+  std::list<ResultPtr> aResults = theFeature->results();
   if (isToDisplay)
-    aFeature->setDisplayed(true);
+    theFeature->setDisplayed(true);
   else
-    aFeature->setDisplayed(false);
+    theFeature->setDisplayed(false);
 
   // change visibility of the object results, e.g. non-constraint features
   std::list<ResultPtr>::const_iterator aIt;
@@ -1115,25 +1297,23 @@ void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
   ModuleBase_ISelection* aSelect = aWorkshop->selection();
   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
-    
-  QMap<FeaturePtr, QList<AttributePtr> > aFeature2AttributeMap;
+
+  QList<FeaturePtr> aFeatureList;
   if (theHighlightedOnly) {
-    fillFeature2Attribute(aHighlighted, aFeature2AttributeMap, myCurrentSketch);
+    fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
   }
   else {
-    fillFeature2Attribute(aHighlighted, aFeature2AttributeMap, myCurrentSketch);
+    fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
 
-    QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
-    fillFeature2Attribute(aSelected, aFeature2AttributeMap, myCurrentSketch);
+    QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
+    fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
   }
 
   // 1. it is necessary to save current selection in order to restore it after the features moving
   myCurrentSelection.clear();
-  QMap<FeaturePtr, QList<AttributePtr> >::const_iterator anIt = aFeature2AttributeMap.begin(),
-                                                         aLast = aFeature2AttributeMap.end();
+  QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
   for (; anIt != aLast; anIt++) {
-    FeaturePtr aFeature = anIt.key();
-    getCurrentSelection(aFeature, myCurrentSketch, aWorkshop, myCurrentSelection);
+    getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
   }
   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
 }
@@ -1181,6 +1361,15 @@ void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
 
 QString PartSet_SketcherMgr::mouseOverWindowFlagsInfo() const
 {
-  return QString("myIsPropertyPanelValueChanged = %1,    myIsMouseOverWindow = %2")
-     .arg(myIsPropertyPanelValueChanged).arg(myIsMouseOverWindow);
+  return QString("myIsResetCurrentValue = %1,    myIsMouseOverWindow = %2")
+     .arg(myIsResetCurrentValue).arg(myIsMouseOverWindow);
+}
+
+XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
+{
+  ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
+  XGUI_Workshop* aWorkshop = aConnector->workshop();
+
+  return aWorkshop->operationMgr();
 }