src/PartSet/PartSet_MenuMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_MenuMgr.cpp
   4 // Created:     03 April 2015
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_MenuMgr.h"
   8 #include "PartSet_Module.h"
   9 #include "PartSet_SketcherMgr.h"
  10 #include "PartSet_Tools.h"
  11
  12 #include <PartSetPlugin_Part.h>
  13
  14 #include <GeomAPI_Pnt2d.h>
  15 #include <GeomDataAPI_Point2D.h>
  16
  17 #include <SketchPlugin_ConstraintCoincidence.h>
  18 #include <SketchPlugin_Line.h>
  19 #include <SketchPlugin_Circle.h>
  20 #include <SketchPlugin_Point.h>
  21 #include <SketchPlugin_Sketch.h>
  22
  23 #include <ModuleBase_ISelection.h>
  24 #include <ModuleBase_Operation.h>
  25 #include <ModuleBase_OperationAction.h>
  26 #include <ModuleBase_OperationFeature.h>
  27
  28 #include <XGUI_ModuleConnector.h>
  29 #include <XGUI_Workshop.h>
  30 #include <XGUI_Displayer.h>
  31 #include <XGUI_DataModel.h>
  32 #include <XGUI_OperationMgr.h>
  33
  34 #include <Events_Loop.h>
  35 #include <ModelAPI_Events.h>
  36 #include <ModelAPI_Session.h>
  37 #include <ModelAPI_ResultPart.h>
  38 #include <ModelAPI_ResultParameter.h>
  39
  40 #include <QAction>
  41 #include <QMenu>
  42 #include <QEvent>
  43
  44 #include <TopoDS.hxx>
  45 #include <BRep_Tool.hxx>
  46
  47 PartSet_MenuMgr::PartSet_MenuMgr(PartSet_Module* theModule)
  48   : QObject(theModule), myModule(theModule), myPrevId(-1)
  49 {
  50   createActions();
  51 }
  52
  53
  54 QAction* PartSet_MenuMgr::action(const QString& theId) const
  55 {
  56   if (myActions.contains(theId))
  57     return myActions[theId];
  58   return 0;
  59 }
  60
  61 void PartSet_MenuMgr::addAction(const QString& theId, QAction* theAction)
  62 {
  63   if (myActions.contains(theId))
  64     qCritical("A command with Id = '%s' already defined!", qPrintable(theId));
  65   theAction->setData(theId);
  66   connect(theAction, SIGNAL(triggered(bool)), this, SLOT(onAction(bool)));
  67   myActions[theId] = theAction;
  68 }
  69
  70 void PartSet_MenuMgr::createActions()
  71 {
  72   QAction* aAction;
  73
  74   aAction = new QAction(tr("Auxiliary"), this);
  75   aAction->setCheckable(true);
  76   addAction("AUXILIARY_CMD", aAction);
  77
  78   aAction = new QAction(QIcon(":icons/activate.png"), tr("Activate"), this);
  79   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onActivatePart(bool)));
  80   myActions["ACTIVATE_PART_CMD"] = aAction;
  81
  82   // Activate PartSet
  83   aAction = new QAction(QIcon(":icons/activate.png"), tr("Activate"), this);
  84   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onActivatePartSet(bool)));
  85   myActions["ACTIVATE_PARTSET_CMD"] = aAction;
  86
  87   aAction = new QAction(QIcon(":icons/edit.png"), tr("Edit..."), this);
  88   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onEdit(bool)));
  89   myActions["EDIT_CMD"] = aAction;
  90
  91   aAction = new QAction(QIcon(), tr("Select parent feature"), this);
  92   aAction->setCheckable(false);
  93   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onSelectParentFeature()));
  94   myActions["SELECT_PARENT_CMD"] = aAction;
  95 }
  96
  97
  98 void PartSet_MenuMgr::onAction(bool isChecked)
  99 {
 100   QAction* aAction = static_cast<QAction*>(sender());
 101   QString anId = aAction->data().toString();
 102
 103   if (anId == "AUXILIARY_CMD") {
 104     setAuxiliary(isChecked);
 105   }
 106 }
 107
 108 bool PartSet_MenuMgr::addViewerMenu(QMenu* theMenu, const QMap<QString, QAction*>& theStdActions) const
 109 {
 110   ModuleBase_Operation* anOperation = myModule->workshop()->currentOperation();
 111   if (!PartSet_SketcherMgr::isSketchOperation(anOperation) &&
 112       !PartSet_SketcherMgr::isNestedSketchOperation(anOperation))
 113     return false;
 114
 115   myCoinsideLines.clear();
 116   ModuleBase_ISelection* aSelection = myModule->workshop()->selection();
 117
 118   bool aIsDetach = false;
 119   bool hasAttribute = false;
 120   bool hasFeature = false;
 121
 122   QList<ModuleBase_ViewerPrs> aPrsList = aSelection->getSelected(ModuleBase_ISelection::Viewer);
 123   TopoDS_Shape aShape;
 124   ResultPtr aResult;
 125   FeaturePtr aFeature;
 126   foreach(ModuleBase_ViewerPrs aPrs, aPrsList) {
 127     aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aPrs.object());
 128     if (aResult.get() != NULL) {
 129       aShape = aPrs.shape();
 130       if (aShape.IsEqual(aResult->shape()->impl<TopoDS_Shape>()))
 131         hasFeature = true;
 132       else
 133         hasAttribute = true;
 134     } else {
 135       aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aPrs.object());
 136       hasFeature = (aFeature.get() != NULL);
 137     }
 138   }
 139
 140   if (aPrsList.size() == 1) {
 141     TopoDS_Shape aShape = aPrsList.first().shape();
 142     if ((!aShape.IsNull()) && aShape.ShapeType() == TopAbs_VERTEX) {
 143       // Find 2d coordinates
 144       FeaturePtr aSketchFea = myModule->sketchMgr()->activeSketch();
 145       if (aSketchFea->getKind() == SketchPlugin_Sketch::ID()) {
 146         gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aShape));
 147         std::shared_ptr<GeomAPI_Pnt> aPnt3d(new GeomAPI_Pnt(aPnt.X(), aPnt.Y(), aPnt.Z()));
 148         std::shared_ptr<GeomAPI_Pnt2d> aSelPnt = PartSet_Tools::convertTo2D(aSketchFea, aPnt3d);
 149
 150         // Find coincident in these coordinates
 151         ObjectPtr aObj = aPrsList.first().object();
 152         FeaturePtr aFeature = ModelAPI_Feature::feature(aObj);
 153         FeaturePtr aCoincident = PartSet_Tools::findFirstCoincidence(aFeature, aSelPnt);
 154         // If we have coincidence then add Detach menu
 155         if (aCoincident.get() != NULL) {
 156           mySelectedFeature = aCoincident;
 157           PartSet_Tools::findCoincidences(mySelectedFeature, myCoinsideLines,
 158                                           SketchPlugin_ConstraintCoincidence::ENTITY_A());
 159           PartSet_Tools::findCoincidences(mySelectedFeature, myCoinsideLines,
 160                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 161           if (myCoinsideLines.size() > 0) {
 162             aIsDetach = true;
 163             QMenu* aSubMenu = theMenu->addMenu(tr("Detach"));
 164             QAction* aAction;
 165             int i = 0;
 166             foreach (FeaturePtr aCoins, myCoinsideLines) {
 167               aAction = aSubMenu->addAction(aCoins->data()->name().c_str());
 168               aAction->setData(QVariant(i));
 169               i++;
 170             }
 171             connect(aSubMenu, SIGNAL(hovered(QAction*)), SLOT(onLineHighlighted(QAction*)));
 172             connect(aSubMenu, SIGNAL(aboutToHide()), SLOT(onDetachMenuHide()));
 173             connect(aSubMenu, SIGNAL(triggered(QAction*)), SLOT(onLineDetach(QAction*)));
 174           }
 175         }
 176       }
 177     }
 178   }
 179   if ((!aIsDetach) && hasFeature) {
 180     theMenu->addAction(theStdActions["DELETE_CMD"]);
 181   }
 182   if (hasAttribute)
 183     return true;
 184   bool isAuxiliary;
 185   if (canSetAuxiliary(isAuxiliary)) {
 186     QAction* anAction = action("AUXILIARY_CMD");
 187     theMenu->addAction(anAction);
 188     anAction->setChecked(isAuxiliary);
 189   }
 190   return true;
 191 }
 192
 193 void PartSet_MenuMgr::updateViewerMenu(const QMap<QString, QAction*>& theStdActions)
 194 {
 195   ModuleBase_Operation* anOperation = myModule->workshop()->currentOperation();
 196
 197   bool isActiveSketch = PartSet_SketcherMgr::isSketchOperation(anOperation) ||
 198                         PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
 199   if (isActiveSketch) {
 200     theStdActions["WIREFRAME_CMD"]->setEnabled(false);
 201     theStdActions["SHADING_CMD"]->setEnabled(false);
 202     theStdActions["SHOW_ONLY_CMD"]->setEnabled(false);
 203     theStdActions["SHOW_CMD"]->setEnabled(false);
 204     theStdActions["HIDE_CMD"]->setEnabled(false);
 205     theStdActions["HIDEALL_CMD"]->setEnabled(false);
 206   }
 207 }
 208
 209
 210 void PartSet_MenuMgr::onLineHighlighted(QAction* theAction)
 211 {
 212   if (myPrevId != -1) {
 213     // Restore color for previous object
 214     setLineColor(myPrevId, myColor, false);
 215   }
 216   myPrevId = theAction->data().toInt();
 217   myColor = setLineColor(myPrevId, Qt::white, true);
 218 }
 219
 220 QColor PartSet_MenuMgr::setLineColor(int theId, const QColor theColor, bool theUpdate)
 221 {
 222   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 223   XGUI_Workshop* aWorkshop = aConnector->workshop();
 224   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 225
 226   FeaturePtr aLine = myCoinsideLines.at(myPrevId);
 227   std::list<ResultPtr>::const_iterator aIt;
 228   const std::list<ResultPtr>& aResults = aLine->results();
 229   QColor aColor;
 230   for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 231     aColor = aDisplayer->setObjectColor((*aIt), theColor, false);
 232   }
 233   if (theUpdate)
 234     aDisplayer->updateViewer();
 235   return aColor;
 236 }
 237
 238
 239 void addRefCoincidentFeatures(const std::set<AttributePtr>& theRefList,
 240   std::shared_ptr<GeomAPI_Pnt2d>& theRefPnt,
 241   QObjectPtrList& theOutList)
 242 {
 243   std::set<AttributePtr>::const_iterator aIt;
 244   for (aIt = theRefList.cbegin(); aIt != theRefList.cend(); ++aIt) {
 245     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 246     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 247     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 248       std::shared_ptr<GeomAPI_Pnt2d> aPnt = PartSet_Tools::getCoincedencePoint(aConstrFeature);
 249       if (aPnt.get() == NULL)
 250         return;
 251       gp_Pnt aP = aPnt->impl<gp_Pnt>();
 252       if (theRefPnt->isEqual(aPnt) && (!theOutList.contains(aConstrFeature))) {
 253         theOutList.append(aConstrFeature);
 254       }
 255     }
 256   }
 257 }
 258
 259 void PartSet_MenuMgr::onLineDetach(QAction* theAction)
 260 {
 261   int aId = theAction->data().toInt();
 262   FeaturePtr aLine = myCoinsideLines.at(aId);
 263   std::shared_ptr<GeomAPI_Pnt2d> aOrig = PartSet_Tools::getCoincedencePoint(mySelectedFeature);
 264   if (!aOrig.get())
 265     return;
 266
 267   const std::set<AttributePtr>& aRefsList = aLine->data()->refsToMe();
 268
 269   QObjectPtrList aToDelFeatures;
 270
 271   addRefCoincidentFeatures(aRefsList, aOrig, aToDelFeatures);
 272
 273   const std::list<ResultPtr>& aResults = aLine->results();
 274   std::list<ResultPtr>::const_iterator aResIt;
 275   for (aResIt = aResults.cbegin(); aResIt != aResults.cend(); aResIt++) {
 276     ResultPtr aResult = (*aResIt);
 277     const std::set<AttributePtr>& aRefList = aResult->data()->refsToMe();
 278     addRefCoincidentFeatures(aRefList, aOrig, aToDelFeatures);
 279   }
 280   if (aToDelFeatures.size() > 0) {
 281     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 282     XGUI_Workshop* aWorkshop = aConnector->workshop();
 283     ModuleBase_Operation* anOperation = myModule->workshop()->currentOperation();
 284
 285     ModuleBase_OperationAction* anOpAction = new ModuleBase_OperationAction(
 286                                    tr("Detach %1").arg(aLine->data()->name().c_str()), myModule);
 287     bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation);
 288     XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 289     // the active nested sketch operation should be aborted unconditionally
 290     // the Delete action should be additionally granted for the Sketch operation
 291     // in order to do not abort/commit it
 292     if (!anOpMgr->canStartOperation(tr("Detach")))
 293       return; // the objects are processed but can not be deleted
 294
 295     anOpMgr->startOperation(anOpAction);
 296     aWorkshop->deleteFeatures(aToDelFeatures);
 297
 298     anOpMgr->commitOperation();
 299   }
 300   myCoinsideLines.clear();
 301 }
 302
 303
 304 void PartSet_MenuMgr::onDetachMenuHide()
 305 {
 306   if (myPrevId != -1) {
 307     // Restore color for previous object
 308     setLineColor(myPrevId, myColor, false);
 309   }
 310   // Clear previous definitions
 311   myPrevId = -1;
 312 }
 313
 314
 315 void PartSet_MenuMgr::setAuxiliary(const bool isChecked)
 316 {
 317   ModuleBase_Operation* anOperation = myModule->workshop()->currentOperation();
 318
 319   bool isActiveSketch = PartSet_SketcherMgr::isSketchOperation(anOperation) ||
 320                         PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
 321   if (!isActiveSketch)
 322     return;
 323
 324   QObjectPtrList anObjects;
 325   bool isUseTransaction = false;
 326   // 1. change auxiliary type of a created feature
 327   if (PartSet_SketcherMgr::isNestedCreateOperation(anOperation) &&
 328       PartSet_SketcherMgr::isEntity(anOperation->id().toStdString()) ) {
 329       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 330                                                                (anOperation);
 331       if (aFOperation)
 332         anObjects.append(aFOperation->feature());
 333   }
 334   else {
 335     isUseTransaction = true;
 336     // 2. change auxiliary type of selected sketch entities
 337     ModuleBase_ISelection* aSelection = myModule->workshop()->selection();
 338     anObjects = aSelection->selectedPresentations();
 339   }
 340
 341   QAction* anAction = action("AUXILIARY_CMD");
 342   //SessionPtr aMgr = ModelAPI_Session::get();
 343   ModuleBase_OperationAction* anOpAction = 0;
 344   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 345   XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 346   if (isUseTransaction) {
 347     anOpAction = new ModuleBase_OperationAction(anAction->text(), myModule);
 348     bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation);
 349
 350     if (!anOpMgr->canStartOperation(anOpAction->id()))
 351       return; // the objects are processed but can not be deleted
 352
 353     anOpMgr->startOperation(anOpAction);
 354   }
 355   myModule->sketchMgr()->storeSelection();
 356
 357   if (anObjects.size() > 0) {
 358     QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
 359     for (; anIt != aLast; anIt++) {
 360       FeaturePtr aFeature = ModelAPI_Feature::feature(*anIt);
 361       if (aFeature.get() != NULL) {
 362         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 363                             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 364         if (aSketchFeature.get() != NULL) {
 365           std::string anAttribute = SketchPlugin_SketchEntity::AUXILIARY_ID();
 366
 367           std::shared_ptr<ModelAPI_AttributeBoolean> anAuxiliaryAttr =
 368             std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(aSketchFeature->data()->attribute(anAttribute));
 369           if (anAuxiliaryAttr)
 370             anAuxiliaryAttr->setValue(isChecked);
 371         }
 372       }
 373     }
 374   }
 375   if (isUseTransaction)
 376     anOpMgr->commitOperation();
 377
 378   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 379   myModule->sketchMgr()->restoreSelection();
 380 }
 381
 382 bool PartSet_MenuMgr::canSetAuxiliary(bool& theValue) const
 383 {
 384   bool anEnabled = false;
 385   ModuleBase_Operation* anOperation = myModule->workshop()->currentOperation();
 386
 387   bool isActiveSketch = PartSet_SketcherMgr::isSketchOperation(anOperation) ||
 388                         PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
 389   if (!isActiveSketch)
 390     return anEnabled;
 391
 392   QObjectPtrList anObjects;
 393   // 1. change auxiliary type of a created feature
 394   if (PartSet_SketcherMgr::isNestedCreateOperation(anOperation) &&
 395     PartSet_SketcherMgr::isEntity(anOperation->id().toStdString()) ) {
 396     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(anOperation);
 397     if (aFOperation)
 398       anObjects.append(aFOperation->feature());
 399   }
 400   else {
 401     /// The operation should not be aborted here, because the method does not changed
 402     /// the auxilliary state, but checks the possibility to perform this
 403     ///if (PartSet_SketcherMgr::isNestedSketchOperation(anOperation))
 404     ///  anOperation->abort();
 405     // 2. change auxiliary type of selected sketch entities
 406     ModuleBase_ISelection* aSelection = myModule->workshop()->selection();
 407     anObjects = aSelection->selectedPresentations();
 408   }
 409
 410   bool isNotAuxiliaryFound = false;
 411   if (anObjects.size() > 0) {
 412     QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
 413     for (; anIt != aLast && !isNotAuxiliaryFound; anIt++) {
 414       FeaturePtr aFeature = ModelAPI_Feature::feature(*anIt);
 415       if ((aFeature.get() != NULL) && PartSet_SketcherMgr::isEntity(aFeature->getKind())) {
 416         anEnabled = true;
 417         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 418                             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 419         if (aSketchFeature.get() != NULL) {
 420           std::string anAttribute = SketchPlugin_SketchEntity::AUXILIARY_ID();
 421
 422           std::shared_ptr<ModelAPI_AttributeBoolean> anAuxiliaryAttr =
 423             std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(aSketchFeature->data()->attribute(anAttribute));
 424           if (anAuxiliaryAttr)
 425             isNotAuxiliaryFound = !anAuxiliaryAttr->value();
 426         }
 427       }
 428     }
 429   }
 430   theValue = anObjects.size() && !isNotAuxiliaryFound;
 431   return anEnabled;
 432 }
 433
 434 void PartSet_MenuMgr::onActivatePart(bool)
 435 {
 436   if (myModule->workshop()->currentOperation())
 437     return;
 438   QObjectPtrList aObjects = myModule->workshop()->selection()->selectedObjects();
 439   if (aObjects.size() > 0) {
 440     ObjectPtr aObj = aObjects.first();
 441     ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
 442     if (!aPart.get()) {
 443       FeaturePtr aPartFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 444       if (aPartFeature.get() && (aPartFeature->getKind() == PartSetPlugin_Part::ID())) {
 445         aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aPartFeature->firstResult());
 446       }
 447     }
 448     if (aPart.get())
 449       aPart->activate();
 450   }
 451 }
 452
 453 void PartSet_MenuMgr::onActivatePartSet(bool)
 454 {
 455   if (myModule->workshop()->currentOperation())
 456     return;
 457   activatePartSet();
 458 }
 459
 460 void PartSet_MenuMgr::activatePartSet() const
 461 {
 462   SessionPtr aMgr = ModelAPI_Session::get();
 463   bool isNewTransaction = !aMgr->isOperation();
 464   // activation may cause changes in current features in document, so it must be in transaction
 465   if (isNewTransaction) aMgr->startOperation("Activation");
 466   aMgr->setActiveDocument(aMgr->moduleDocument());
 467   if (isNewTransaction) aMgr->finishOperation();
 468 }
 469
 470 void PartSet_MenuMgr::grantedOperationIds(ModuleBase_Operation* theOperation,
 471                                           QStringList& theIds) const
 472 {
 473   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
 474     theIds.append(tr("Detach"));
 475     theIds.append(tr("Auxiliary"));
 476   }
 477 }
 478
 479 void PartSet_MenuMgr::onEdit(bool)
 480 {
 481   QObjectPtrList aObjects = myModule->workshop()->selection()->selectedObjects();
 482   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObjects.first());
 483   if (aFeature == NULL) {
 484     ResultParameterPtr aParam =
 485       std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aObjects.first());
 486     if (aParam.get() != NULL) {
 487       aFeature = ModelAPI_Feature::feature(aParam);
 488     }
 489   }
 490   if (aFeature.get() != NULL)
 491     myModule->editFeature(aFeature);
 492 }
 493
 494 void PartSet_MenuMgr::onSelectParentFeature()
 495 {
 496   QObjectPtrList aObjects = myModule->workshop()->selection()->selectedObjects();
 497   if (aObjects.size() != 1)
 498     return;
 499
 500   SessionPtr aMgr = ModelAPI_Session::get();
 501   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>( aObjects.first() );
 502   if( !aResult.get() )
 503     return;
 504
 505   FeaturePtr aParentFeature = aResult->document()->feature( aResult );
 506   QObjectPtrList aSelection;
 507   aSelection.append( aParentFeature );
 508   myModule->workshop()->selection()->setSelectedObjects( aSelection );
 509 }
 510
 511 bool PartSet_MenuMgr::eventFilter(QObject* theObj, QEvent* theEvent)
 512 {
 513   if (theEvent->type() == QEvent::MouseButtonDblClick) {
 514     SessionPtr aMgr = ModelAPI_Session::get();
 515     if (aMgr->activeDocument() != aMgr->moduleDocument())
 516       activatePartSet();
 517   }
 518   return QObject::eventFilter(theObj, theEvent);
 519 }