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A fix for a bug: clear content in the shape selector by deselection it in the viewer.
[modules/shaper.git] / src / PartSet / PartSet_SketcherMgr.cpp
index 2bbd22d09d9ba5544659187896ca4eb7cc28c312..f3d5bfa320deb4f71dcd88151bbf8852f2f34089 100644 (file)
@@ -9,15 +9,20 @@
 #include "PartSet_WidgetPoint2d.h"
 #include "PartSet_WidgetPoint2dDistance.h"
 #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 <AppElements_MainWindow.h>
 
 #include <SketchPlugin_ConstraintPerpendicular.h>
 #include <SketchPlugin_ConstraintRadius.h>
 #include <SketchPlugin_ConstraintRigid.h>
+#include <SketchPlugin_ConstraintHorizontal.h>
+#include <SketchPlugin_ConstraintVertical.h>
+#include <SketchPlugin_ConstraintEqual.h>
+#include <SketchPlugin_ConstraintTangent.h>
+#include <SketchPlugin_ConstraintCoincidence.h>
+#include <SketchPlugin_ConstraintFillet.h>
+#include <SketchPlugin_ConstraintMirror.h>
+#include <SketchPlugin_MultiRotation.h>
+#include <SketchPlugin_MultiTranslation.h>
+
+#include <SketcherPrs_Tools.h>
 
 #include <SelectMgr_IndexedMapOfOwner.hxx>
 #include <StdSelect_BRepOwner.hxx>
 
 //#include <AIS_DimensionSelectionMode.hxx>
-//#include <AIS_Shape.hxx>
+#include <AIS_Shape.hxx>
 
 #include <ModelAPI_Events.h>
+#include <ModelAPI_Session.h>
 
 #include <QMouseEvent>
 #include <QApplication>
 
+//#define DEBUG_DO_NOT_BY_ENTER
 
 /// Returns list of unique objects by sum of objects from List1 and List2
 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
@@ -110,7 +128,9 @@ void fillFeature2Attribute(const QList<ModuleBase_ViewerPrs>& theList,
 
 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
-    myIsPropertyPanelValueChanged(false), myIsMouseOverViewProcessed(true)
+    myIsPropertyPanelValueChanged(false), myIsMouseOverWindow(false),
+    myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
+    myIsPopupMenuActive(false), myIsConstraintsShown(true)
 {
   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
@@ -140,19 +160,38 @@ PartSet_SketcherMgr::~PartSet_SketcherMgr()
     myPlaneFilter.Nullify();
 }
 
-void PartSet_SketcherMgr::onMouseMoveOverWindow(bool theOverWindow)
+void PartSet_SketcherMgr::onEnterViewPort()
 {
-  if (!isNestedCreateOperation() || theOverWindow)
-    return;
   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
   // created feature because it should be done in onMouseMove(). Some widgets watch
   // 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.
-  if (theOverWindow) {
-    myIsPropertyPanelValueChanged = false;
-    return;
-  }
+  myIsMouseOverWindow = true;
+  myIsPropertyPanelValueChanged = false;
+
+  #ifdef DEBUG_DO_NOT_BY_ENTER
+  return;
+  #endif
+  //if (!isNestedCreateOperation(getCurrentOperation()))
+  //  return;
+}
+
+void PartSet_SketcherMgr::onLeaveViewPort()
+{
   myIsMouseOverViewProcessed = false;
+  myIsMouseOverWindow = false;
+  myIsPropertyPanelValueChanged = false;
+
+  #ifdef DEBUG_DO_NOT_BY_ENTER
+  return;
+  #endif
+
+  if (!isNestedCreateOperation(getCurrentOperation()))
+    return;
+  // the method should be performed if the popup menu is called,
+  // the reset of the current widget should not happen
+  if (myIsPopupMenuActive)
+    return;
 
   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
@@ -161,7 +200,7 @@ void PartSet_SketcherMgr::onMouseMoveOverWindow(bool theOverWindow)
   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
   // obtained after reset value
   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
-  ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
+  ModuleBase_Operation* aOperation = getCurrentOperation();
   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
   ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
   if (aActiveWgt) {
@@ -170,18 +209,56 @@ void PartSet_SketcherMgr::onMouseMoveOverWindow(bool theOverWindow)
   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 
   // hides the presentation of the current operation feature
-  myIsPropertyPanelValueChanged = false;
-  updateVisibilityOfCreatedFeature();
+  //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));
+}
+
+void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
+{
+  if (isNestedCreateOperation(getCurrentOperation()))
+    return;
+  // it is necessary to save current selection in order to restore it after the values are modifed
+  storeSelection();
+
+  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
+  XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+  myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
+}
+
+void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
+{
+  if (isNestedCreateOperation(getCurrentOperation()))
+    return;
+  // it is necessary to restore current selection in order to restore it after the values are modified
+  restoreSelection();
+  myCurrentSelection.clear();
+
+  // 3. the flag to disable the update viewer should be set in order to avoid blinking in the 
+  // viewer happens by deselect/select the modified objects. The flag should be restored after
+  // the selection processing. The update viewer should be also called.
+  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
+  XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+  aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
+  aDisplayer->updateViewer();
 }
 
 void PartSet_SketcherMgr::onValuesChangedInPropertyPanel()
 {
-  if (!isNestedCreateOperation())
+  if (!isNestedCreateOperation(getCurrentOperation()))
     return;
 
   // visualize the current operation feature
   myIsPropertyPanelValueChanged = true;
-  updateVisibilityOfCreatedFeature();
+  ModuleBase_Operation* aOperation = getCurrentOperation();
+  // 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));
 }
 
 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
@@ -199,7 +276,7 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
   if (!aViewer->canDragByMouse())
     return;
 
-  ModuleBase_Operation* aOperation = aWorkshop->currentOperation();
+  ModuleBase_Operation* aOperation = getCurrentOperation();
   if (aOperation && aOperation->isEditOperation()) {
     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
     ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
@@ -232,33 +309,36 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
 
     // Remember highlighted objects for editing
     ModuleBase_ISelection* aSelect = aWorkshop->selection();
-    QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
-    QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
-    myFeature2AttributeMap.clear();
 
     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
-    if (aHasShift) {
-      fillFeature2Attribute(aHighlighted, myFeature2AttributeMap, myCurrentSketch);
-      fillFeature2Attribute(aSelected, myFeature2AttributeMap, myCurrentSketch);
-    }
-    else {
-      fillFeature2Attribute(aHighlighted, myFeature2AttributeMap, myCurrentSketch);
-    }
+    storeSelection(!aHasShift);
 
-    if (myFeature2AttributeMap.empty()) {
+    if (myCurrentSelection.empty()) {
       if (isSketchOpe && (!isSketcher))
         // commit previous operation
         if (!aOperation->commit())
           aOperation->abort();
       return;
     }
+    // Init flyout point for radius rotation
+    FeaturePtr aFeature = myCurrentSelection.begin().key();
 
     if (isSketcher) {
       myIsDragging = true;
       get2dPoint(theWnd, theEvent, myCurrentPoint);
       myDragDone = false;
       launchEditing();
-
+      if (aFeature.get() != NULL) {
+        std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
+                  std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
+      if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
+          DataPtr aData = aSPFeature->data();
+          AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
+          std::shared_ptr<GeomDataAPI_Point2D> aFPAttr = 
+            std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
+          aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
+        }
+      }
     } else if (isSketchOpe && isEditing) {
       // If selected another object commit current result
       aOperation->commit();
@@ -280,7 +360,7 @@ void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouse
   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
   if (!aViewer->canDragByMouse())
     return;
-  ModuleBase_Operation* aOp = aWorkshop->currentOperation();
+  ModuleBase_Operation* aOp = getCurrentOperation();
   if (aOp) {
     if (isNestedSketchOperation(aOp)) {
       get2dPoint(theWnd, theEvent, myClickedPoint);
@@ -289,8 +369,7 @@ void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouse
       if (myIsDragging) {
         if (myDragDone) {
           //aOp->commit();
-          myFeature2AttributeMap.clear();
-
+          myCurrentSelection.clear();
           // Reselect edited object
           /*aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
           if (theEvent->modifiers() & Qt::ShiftModifier)
@@ -308,10 +387,10 @@ void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouse
 
 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 {
-  if (isNestedCreateOperation() && !myIsMouseOverViewProcessed) {
+  if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
     myIsMouseOverViewProcessed = true;
     // 1. perform the widget mouse move functionality and display the presentation
-    ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
+    ModuleBase_Operation* aOperation = getCurrentOperation();
     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
     ModuleBase_ModelWidget* anActiveWdg = aPanel->activeWidget();
     // the mouse move should be processed in the widget, if it can in order to visualize correct
@@ -325,24 +404,23 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
     if (aDistanceWdg) {
       aDistanceWdg->onMouseMove(theWnd, theEvent);
     }
-    updateVisibilityOfCreatedFeature();
+    // 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));
   }
 
   myClickedPoint.clear();
 
   if (myIsDragging) {
-    ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
-    // 1. it is necessary to save current selection in order to restore it after the features moving
-    FeatureToSelectionMap aCurrentSelection;
-    getCurrentSelection(myFeature2AttributeMap, myCurrentSketch, aWorkshop, aCurrentSelection);
-
+    // 1. the current selection is saved in the mouse press method in order to restore it after moving
     // 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 = myModule->workshop()->currentOperation();
+    ModuleBase_Operation* aOperation = getCurrentOperation();
     if (!aOperation)
       return;
     if (isSketchOperation(aOperation))
@@ -355,6 +433,7 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
     double dX =  aX - myCurrentPoint.myCurX;
     double dY =  aY - myCurrentPoint.myCurY;
 
+    ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the 
@@ -364,17 +443,17 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
 
     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
-
-    FeatureToAttributesMap::const_iterator anIt = myFeature2AttributeMap.begin(),
-                                           aLast = myFeature2AttributeMap.end();
+    FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
+                                          aLast = myCurrentSelection.end();
     // 4. the features and attributes modification(move)
     for (; anIt != aLast; anIt++) {
       FeaturePtr aFeature = anIt.key();
 
-      AttributeList anAttributes = anIt.value();
+      std::set<AttributePtr> anAttributes = anIt.value().first;
       // Process selection by attribute: the priority to the attribute
       if (!anAttributes.empty()) {
-        AttributeList::const_iterator anAttIt = anAttributes.begin(), anAttLast = anAttributes.end();
+        std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
+                                               anAttLast = anAttributes.end();
         for (; anAttIt != anAttLast; anAttIt++) {
           AttributePtr anAttr = *anAttIt;
           if (anAttr.get() == NULL)
@@ -406,19 +485,11 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 
     // 5. it is necessary to save current selection in order to restore it after the features moving
-    FeatureToSelectionMap::const_iterator aSIt = aCurrentSelection.begin(),
-                                          aSLast = aCurrentSelection.end();
-    SelectMgr_IndexedMapOfOwner anOwnersToSelect;
-    for (; aSIt != aSLast; aSIt++) {
-      anOwnersToSelect.Clear();
-      getSelectionOwners(aSIt->first, myCurrentSketch, aWorkshop, aCurrentSelection,
-                         anOwnersToSelect);
-      aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
-    }
-
+    restoreSelection();
     // 6. restore the update viewer flag and call this update
     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
     aDisplayer->updateViewer();
+
     myDragDone = true;
     myCurrentPoint.setValue(aX, aY);
   }
@@ -426,7 +497,7 @@ void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEve
 
 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 {
-  ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
+  ModuleBase_Operation* aOperation = getCurrentOperation();
   if (aOperation && aOperation->isEditOperation()) {
     std::string aId = aOperation->id().toStdString();
     if (isDistanceOperation(aOperation))
@@ -456,8 +527,13 @@ void PartSet_SketcherMgr::onApplicationStarted()
             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
   }
 
-  AppElements_MainWindow* aMainWindow = aWorkshop->mainWindow();
-  connect(aMainWindow, SIGNAL(mouseMoveOverWindow(bool)), this, SLOT(onMouseMoveOverWindow(bool)));
+  XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
+  connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
+  connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
+
+  XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
+  connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
+  connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 }
 
 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
@@ -465,7 +541,7 @@ void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWid
   if (!myClickedPoint.myIsInitialized)
     return;
 
-  ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
+  ModuleBase_Operation* aOperation = getCurrentOperation();
   // the distance constraint feature should not use the clickedd point
   // this is workaround in order to don't throw down the flyout point value,
   // set by execute() method of these type of features
@@ -478,6 +554,16 @@ void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWid
   }
 }
 
+void PartSet_SketcherMgr::onBeforeContextMenu()
+{
+  myIsPopupMenuActive = true;
+}
+
+void PartSet_SketcherMgr::onAfterContextMenu()
+{
+  myIsPopupMenuActive = false;
+}
+
 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent, 
                                      Point& thePoint)
 {
@@ -490,21 +576,12 @@ void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent
 
 void PartSet_SketcherMgr::launchEditing()
 {
-  // there should be activate the vertex selection mode because the edit can happens by the selected
-  // point
-  QIntList aModes;
-  aModes << TopAbs_VERTEX << TopAbs_EDGE;
-  // TODO: #391 - to be uncommented
-  /*aModes.append(AIS_DSM_Text);
-  aModes.append(AIS_DSM_Line);
-  aModes.append(AIS_Shape::SelectionMode((TopAbs_ShapeEnum) TopAbs_VERTEX));
-  aModes.append(AIS_Shape::SelectionMode((TopAbs_ShapeEnum) TopAbs_EDGE));*/
+  // there should be activate the sketch selection mode because the edit can happens
+  // by any sketch entity or consttant selected
+  activateObjectsInSketchMode(true);
 
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
-  aConnector->activateSubShapesSelection(aModes);
-
-  if (!myFeature2AttributeMap.empty()) {
-    FeaturePtr aFeature = myFeature2AttributeMap.begin().key();
+  if (!myCurrentSelection.empty()) {
+    FeaturePtr aFeature = myCurrentSelection.begin().key();
     std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
     if (aSPFeature) {
@@ -515,7 +592,7 @@ void PartSet_SketcherMgr::launchEditing()
 }
 
 
-QStringList PartSet_SketcherMgr::sketchOperationIdList()
+const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 {
   static QStringList aIds;
   if (aIds.size() == 0) {
@@ -523,16 +600,45 @@ QStringList PartSet_SketcherMgr::sketchOperationIdList()
     aIds << SketchPlugin_Point::ID().c_str();
     aIds << SketchPlugin_Arc::ID().c_str();
     aIds << SketchPlugin_Circle::ID().c_str();
+    aIds << SketchPlugin_ConstraintFillet::ID().c_str();
+    aIds.append(constraintsIdList());
+  }
+  return aIds;
+}
+
+const QStringList& PartSet_SketcherMgr::constraintsIdList()
+{
+  static QStringList aIds;
+  if (aIds.size() == 0) {
     aIds << SketchPlugin_ConstraintLength::ID().c_str();
     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
+    aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
+    aIds << SketchPlugin_ConstraintVertical::ID().c_str();
+    aIds << SketchPlugin_ConstraintEqual::ID().c_str();
+    aIds << SketchPlugin_ConstraintTangent::ID().c_str();
+    aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
+    aIds << SketchPlugin_ConstraintMirror::ID().c_str();
+    aIds << SketchPlugin_MultiRotation::ID().c_str();
+    aIds << SketchPlugin_MultiTranslation::ID().c_str();
   }
   return aIds;
 }
 
+void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
+{
+  theModes.clear();
+
+  theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
+  theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
+  theModes.append(SketcherPrs_Tools::Sel_Constraint);
+  theModes.append(AIS_Shape::SelectionMode((TopAbs_ShapeEnum) TopAbs_VERTEX));
+  theModes.append(AIS_Shape::SelectionMode((TopAbs_ShapeEnum) TopAbs_EDGE));
+}
+
 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 {
   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
@@ -544,6 +650,19 @@ bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOpera
          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 }
 
+bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
+{
+  return theOperation && !theOperation->isEditOperation() && isNestedSketchOperation(theOperation);
+}
+
+bool PartSet_SketcherMgr::isEntity(const std::string& theId)
+{
+  return (theId == SketchPlugin_Line::ID()) ||
+         (theId == SketchPlugin_Point::ID()) ||
+         (theId == SketchPlugin_Arc::ID()) ||
+         (theId == SketchPlugin_Circle::ID());
+}
+
 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 {
   std::string aId = theOperation ? theOperation->id().toStdString() : "";
@@ -589,10 +708,19 @@ void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
     myPlaneFilter->setPlane(aPln->impl<gp_Pln>());
   }
   aDisplayer->updateViewer();
+  // all sketch objects should be activated in the sketch selection modes by edit operation start
+  if (theOperation->isEditOperation())
+    activateObjectsInSketchMode(true);
 }
 
 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 {
+  myIsMouseOverWindow = false;
+  myIsConstraintsShown = true;
+  // the objects activated in the sketch should be deactivated in order to do not have the specific
+  // sketch selection mode activated on objects in neutral point of the application(no started operation)
+  activateObjectsInSketchMode(false);
+
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 
@@ -635,64 +763,135 @@ void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
   aDisplayer->updateViewer();
 }
 
-void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* )
+void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 {
+  if (constraintsIdList().contains(theOperation->id())) {
+    // Show constraints if a constraint was created
+    onShowConstraintsToggle(true);
+  }
   connectToPropertyPanel(true);
 }
 
-void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* )
+void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 {
   connectToPropertyPanel(false);
   myIsPropertyPanelValueChanged = false;
   myIsMouseOverViewProcessed = true;
+
+  // the sketch objects selection should be activated in order to select any sketch
+  // object
+  activateObjectsInSketchMode(true);
+}
+
+void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
+{
+  if (isNestedCreateOperation(theOperation))
+    visualizeFeature(theOperation, true);
+
 }
 
 bool PartSet_SketcherMgr::canUndo() const
 {
-  return isNestedCreateOperation();
+  return isNestedCreateOperation(getCurrentOperation());
 }
 
 bool PartSet_SketcherMgr::canRedo() const
 {
-  return isNestedCreateOperation();
+  return isNestedCreateOperation(getCurrentOperation());
 }
 
 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 {
   bool aCanDisplay = true;
-  if (!isNestedCreateOperation())
-    return aCanDisplay;
 
-  // during a nested create operation, the feature is redisplayed only if the mouse over view
-  // of there was a value modified in the property panel after the mouse left the view
-  aCanDisplay = myIsPropertyPanelValueChanged;
-  if (!aCanDisplay) {
-    ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
-    XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
-    XGUI_Workshop* aWorkshop = aConnector->workshop();
-    AppElements_MainWindow* aMainWindow = aWorkshop->mainWindow();
+  bool aHasActiveSketch = activeSketch().get() != NULL;
+  if (aHasActiveSketch) {
+    // 1. the sketch feature should not be displayed during the sketch active operation
+    // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch 
+    // nested features can be visualized
+    FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
+    if (aFeature.get() != NULL && aFeature == activeSketch())
+      aCanDisplay = false;
+  }
+  else { // there are no an active sketch
+    // 2. sketch sub-features should not be visualized if the sketch operation is not active
+    FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
+    if (aFeature.get() != NULL) {
+      std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
+                              std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
+      if (aSketchFeature.get())
+        aCanDisplay = false;
+    }
+  }
+
+  // 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();
+    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++) {
+          isObjectFound = *anIt == theObject;
+        }
+      }
+    }
+  }
+  if (!isObjectFound)
+    return aCanDisplay;
 
-    aCanDisplay = aMainWindow->isMouseOverWindow();
+  // 4. For created nested feature operation do not display the created feature if
+  // the mouse curstor leaves the OCC window.
+  // The correction cases, which ignores this condition:
+  // a. the property panel values modification
+  // b. the popup menu activated
+  // c. widget editor control
+  #ifndef DEBUG_DO_NOT_BY_ENTER
+  if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
+    ModuleBase_Operation* aOperation = getCurrentOperation();
+    ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
+    ModuleBase_ModelWidget* anActiveWdg = aPanel ? aPanel->activeWidget() : 0;
+    ModuleBase_WidgetEditor* anEditorWdg = anActiveWdg ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWdg) : 0;
+    // the active widget editor should not influence here. The presentation should be visible always
+    // when this widget is active.
+    if (!anEditorWdg && !myIsPopupMenuActive) {
+      // during a nested create operation, the feature is redisplayed only if the mouse over view
+      // of there was a value modified in the property panel after the mouse left the view
+      aCanDisplay = myIsPropertyPanelValueChanged || myIsMouseOverWindow;
+    }
   }
+  #endif
   return aCanDisplay;
 }
 
-void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
+bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
 {
-  myPlaneFilter->setPlane(thePln->impl<gp_Pln>());
+  bool isFoundObject = false;
+
+  FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
+  if (anObjectFeature.get()) {
+    int aSize = myCurrentSketch->numberOfSubs();
+    for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
+      FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
+      isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
+    }
+  }
+  return isFoundObject;
 }
 
-void PartSet_SketcherMgr::getCurrentSelection(const FeatureToAttributesMap& theFeatureToAttributes,
-                                              const FeaturePtr& theSketch,
-                                              ModuleBase_IWorkshop* theWorkshop,
-                                              FeatureToSelectionMap& theSelection)
+void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
 {
-  FeatureToAttributesMap::const_iterator anIt = theFeatureToAttributes.begin(),
-                                         aLast = theFeatureToAttributes.end();
-  for (; anIt != aLast; anIt++) {
-    FeaturePtr aFeature = anIt.key();
-    getCurrentSelection(aFeature, theSketch, theWorkshop, theSelection);
-  }
+  myPlaneFilter->setPlane(thePln->impl<gp_Pln>());
+
+  // after the plane is selected in the sketch, the sketch selection should be activated
+  // it can not be performed in the sketch label widget because, we don't need to switch off
+  // the selection by any label deactivation, but need to switch it off by stop the sketch
+  activateObjectsInSketchMode(true);
 }
 
 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
@@ -760,14 +959,29 @@ void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
     return;
 
   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
-  std::set<AttributePtr> aSelectedAttributes = anIt->second.first;
-  std::set<ResultPtr> aSelectedResults = anIt->second.second;
+  std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
+  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();
 
+  // 1. found the feature's owners. Check the AIS objects of the constructions
+  AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
+  if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
+    Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
+
+    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);
+    }
+  }
+
+  // 2. found the feature results's owners
   std::list<ResultPtr> aResults = theFeature->results();
   std::list<ResultPtr>::const_iterator aIt;
   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
@@ -812,34 +1026,56 @@ void PartSet_SketcherMgr::connectToPropertyPanel(const bool isToConnect)
   if (aPropertyPanel) {
     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
-      if (isToConnect)
+      if (isToConnect) {
+        connect(aWidget, SIGNAL(beforeValuesChanged()),
+                this, SLOT(onBeforeValuesChangedInPropertyPanel()));
         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
-      else
+        connect(aWidget, SIGNAL(afterValuesChanged()),
+                this, SLOT(onAfterValuesChangedInPropertyPanel()));
+      }
+      else {
+        disconnect(aWidget, SIGNAL(beforeValuesChanged()),
+                   this, SLOT(onBeforeValuesChangedInPropertyPanel()));
         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
+        disconnect(aWidget, SIGNAL(afterValuesChanged()),
+                   this, SLOT(onAfterValuesChangedInPropertyPanel()));
+      }
     }
   }
 }
 
-bool PartSet_SketcherMgr::isNestedCreateOperation() const
+ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
 {
-  ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
-  return aOperation && !aOperation->isEditOperation() && isNestedSketchOperation(aOperation);
+  return myModule->workshop()->currentOperation();
 }
 
-void PartSet_SketcherMgr::updateVisibilityOfCreatedFeature()
+void PartSet_SketcherMgr::visualizeFeature(ModuleBase_Operation* theOperation,
+                                           const bool isToDisplay)
 {
-  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
-  ModuleBase_Operation* aOperation = aWorkshop->currentOperation();
-  if (!aOperation || aOperation->isEditOperation())
+  #ifdef DEBUG_DO_NOT_BY_ENTER
+  return;
+  #endif
+
+  if (!theOperation || theOperation->isEditOperation())
     return;
+
+  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 
-  FeaturePtr aFeature = aOperation->feature();
+  // 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();
+  if (isToDisplay)
+    aDisplayer->display(aFeature, false);
+  else
+    aDisplayer->erase(aFeature, false);
+
+  // change visibility of the object results, e.g. non-constraint features
   std::list<ResultPtr>::const_iterator aIt;
   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
-    if (canDisplayObject(aFeature)) {
+    if (isToDisplay) {
       aDisplayer->display(*aIt, false);
     }
     else {
@@ -848,3 +1084,85 @@ void PartSet_SketcherMgr::updateVisibilityOfCreatedFeature()
   }
   aDisplayer->updateViewer();
 }
+
+void PartSet_SketcherMgr::activateObjectsInSketchMode(const bool isActive)
+{
+  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
+  XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+
+  QIntList aModes;
+  if (isActive)
+    sketchSelectionModes(aModes);
+  aDisplayer->activateObjects(aModes);
+}
+
+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;
+  if (theHighlightedOnly) {
+    fillFeature2Attribute(aHighlighted, aFeature2AttributeMap, myCurrentSketch);
+  }
+  else {
+    fillFeature2Attribute(aHighlighted, aFeature2AttributeMap, myCurrentSketch);
+
+    QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
+    fillFeature2Attribute(aSelected, aFeature2AttributeMap, myCurrentSketch);
+  }
+
+  // 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();
+  for (; anIt != aLast; anIt++) {
+    FeaturePtr aFeature = anIt.key();
+    getCurrentSelection(aFeature, myCurrentSketch, aWorkshop, myCurrentSelection);
+  }
+  //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
+}
+
+void PartSet_SketcherMgr::restoreSelection()
+{
+  //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
+  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
+  FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
+                                        aSLast = myCurrentSelection.end();
+  SelectMgr_IndexedMapOfOwner anOwnersToSelect;
+  for (; aSIt != aSLast; aSIt++) {
+    anOwnersToSelect.Clear();
+    getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
+                        anOwnersToSelect);
+    aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
+  }
+}
+
+void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
+{
+  if (myIsConstraintsShown == theOn)
+    return;
+  if (myCurrentSketch.get() == NULL)
+    return;
+
+  myIsConstraintsShown = theOn;
+
+  ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
+  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
+  XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+
+  const QStringList& aConstrIds = constraintsIdList();
+  for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
+    FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
+    if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
+      if (myIsConstraintsShown) 
+        aDisplayer->display(aSubFeature, false);
+      else
+        aDisplayer->erase(aSubFeature, false);
+    }
+  }
+  aDisplayer->updateViewer();
+}