src/PartSet/PartSet_Module.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 #include "PartSet_Module.h"
   4 #include "PartSet_WidgetSketchLabel.h"
   5 #include "PartSet_Validators.h"
   6 #include "PartSet_Tools.h"
   7 #include "PartSet_WidgetPoint2d.h"
   8 #include "PartSet_WidgetPoint2dDistance.h"
   9 #include "PartSet_WidgetShapeSelector.h"
  10 #include "PartSet_WidgetMultiSelector.h"
  11 #include "PartSet_WidgetEditor.h"
  12 #include "PartSet_SketcherMgr.h"
  13 #include "PartSet_MenuMgr.h"
  14 #include "PartSet_DocumentDataModel.h"
  15
  16 #include <PartSetPlugin_Remove.h>
  17 #include <PartSetPlugin_Part.h>
  18
  19 #include <ModuleBase_Operation.h>
  20 #include <ModuleBase_IViewer.h>
  21 #include <ModuleBase_IViewWindow.h>
  22 #include <ModuleBase_IPropertyPanel.h>
  23 #include <ModuleBase_WidgetEditor.h>
  24 #include <ModuleBase_FilterFactory.h>
  25 #include <ModuleBase_Tools.h>
  26 #include <GeomValidators_ShapeType.h>
  27
  28 #include <GeomValidators_Face.h>
  29 #include <GeomValidators_ConstructionComposite.h>
  30
  31
  32 #include <ModelAPI_Object.h>
  33 #include <ModelAPI_Events.h>
  34 #include <ModelAPI_Validator.h>
  35 #include <ModelAPI_Data.h>
  36 #include <ModelAPI_Session.h>
  37 #include <ModelAPI_ShapeValidator.h>
  38
  39 #include <GeomDataAPI_Point2D.h>
  40 #include <GeomDataAPI_Point.h>
  41 #include <GeomDataAPI_Dir.h>
  42
  43 #include <XGUI_Displayer.h>
  44 #include <XGUI_Workshop.h>
  45 #include <XGUI_OperationMgr.h>
  46 #include <XGUI_PropertyPanel.h>
  47 #include <XGUI_ModuleConnector.h>
  48 #include <XGUI_ContextMenuMgr.h>
  49 #include <XGUI_Tools.h>
  50 #include <XGUI_ObjectsBrowser.h>
  51
  52 #include <SketchPlugin_Feature.h>
  53 #include <SketchPlugin_Sketch.h>
  54 #include <SketchPlugin_Line.h>
  55 #include <SketchPlugin_Arc.h>
  56 #include <SketchPlugin_Circle.h>
  57 #include <SketchPlugin_Point.h>
  58 #include <SketchPlugin_ConstraintLength.h>
  59 #include <SketchPlugin_ConstraintDistance.h>
  60 #include <SketchPlugin_ConstraintParallel.h>
  61 #include <SketchPlugin_ConstraintPerpendicular.h>
  62 #include <SketchPlugin_ConstraintRadius.h>
  63
  64 #include <SketcherPrs_SymbolPrs.h>
  65 #include <SketcherPrs_Tools.h>
  66
  67 #include <Events_Loop.h>
  68 #include <Config_PropManager.h>
  69 #include <Config_Keywords.h>
  70
  71 #include <StdSelect_TypeOfFace.hxx>
  72 #include <TopoDS_Vertex.hxx>
  73 #include <TopoDS.hxx>
  74 #include <TopoDS_Shape.hxx>
  75 #include <BRep_Tool.hxx>
  76 #include <AIS_Dimension.hxx>
  77
  78 #include <QObject>
  79 #include <QMouseEvent>
  80 #include <QString>
  81 #include <QTimer>
  82 #include <QApplication>
  83 #include <QMessageBox>
  84 #include <QMainWindow>
  85 #include <QLineEdit>
  86
  87 #include <GeomAlgoAPI_FaceBuilder.h>
  88 #include <GeomDataAPI_Dir.h>
  89
  90 #ifdef _DEBUG
  91 #include <QDebug>
  92 #endif
  93
  94
  95
  96 /*!Create and return new instance of XGUI_Module*/
  97 extern "C" PARTSET_EXPORT ModuleBase_IModule* createModule(ModuleBase_IWorkshop* theWshop)
  98 {
  99   return new PartSet_Module(theWshop);
 100 }
 101
 102 PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
 103   : ModuleBase_IModule(theWshop),
 104   myRestartingMode(RM_None), myVisualLayerId(0)
 105 {
 106   mySketchMgr = new PartSet_SketcherMgr(this);
 107   myDataModel = new PartSet_DocumentDataModel(this);
 108
 109   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWshop);
 110   XGUI_Workshop* aWorkshop = aConnector->workshop();
 111
 112   XGUI_OperationMgr* anOpMgr = aWorkshop->operationMgr();
 113   connect(anOpMgr, SIGNAL(keyEnterReleased()), this, SLOT(onEnterReleased()));
 114   connect(anOpMgr, SIGNAL(operationActivatedByPreselection()),
 115           this, SLOT(onOperationActivatedByPreselection()));
 116
 117   ModuleBase_IViewer* aViewer = theWshop->viewer();
 118   connect(aViewer, SIGNAL(keyRelease(ModuleBase_IViewWindow*, QKeyEvent*)),
 119           this, SLOT(onKeyRelease(ModuleBase_IViewWindow*, QKeyEvent*)));
 120   connect(aViewer, SIGNAL(viewTransformed(int)),
 121           SLOT(onViewTransformed(int)));
 122
 123   myMenuMgr = new PartSet_MenuMgr(this);
 124
 125   Events_Loop* aLoop = Events_Loop::loop();
 126   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_DOCUMENT_CHANGED));
 127 }
 128
 129 PartSet_Module::~PartSet_Module()
 130 {
 131   if (!myDocumentShapeFilter.IsNull())
 132     myDocumentShapeFilter.Nullify();
 133 }
 134
 135 void PartSet_Module::registerValidators()
 136 {
 137   //Registering of validators
 138   SessionPtr aMgr = ModelAPI_Session::get();
 139   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
 140   aFactory->registerValidator("PartSet_DistanceSelection", new PartSet_DistanceSelection);
 141   aFactory->registerValidator("PartSet_LengthSelection", new PartSet_LengthSelection);
 142   aFactory->registerValidator("PartSet_PerpendicularSelection", new PartSet_PerpendicularSelection);
 143   aFactory->registerValidator("PartSet_ParallelSelection", new PartSet_ParallelSelection);
 144   aFactory->registerValidator("PartSet_RadiusSelection", new PartSet_RadiusSelection);
 145   aFactory->registerValidator("PartSet_RigidSelection", new PartSet_RigidSelection);
 146   aFactory->registerValidator("PartSet_CoincidentSelection", new PartSet_CoincidentSelection);
 147   aFactory->registerValidator("PartSet_HVDirSelection", new PartSet_HVDirSelection);
 148   aFactory->registerValidator("PartSet_TangentSelection", new PartSet_TangentSelection);
 149   aFactory->registerValidator("PartSet_FilletSelection", new PartSet_FilletSelection);
 150
 151   aFactory->registerValidator("PartSet_DifferentObjects", new PartSet_DifferentObjectsValidator);
 152   aFactory->registerValidator("PartSet_DifferentShapes", new ModelAPI_ShapeValidator);
 153
 154   aFactory->registerValidator("GeomValidators_ShapeType", new GeomValidators_ShapeType);
 155   aFactory->registerValidator("GeomValidators_Face", new GeomValidators_Face);
 156
 157   aFactory->registerValidator("GeomValidators_ConstructionComposite",
 158                               new GeomValidators_ConstructionComposite);
 159
 160   aFactory->registerValidator("PartSet_SketchEntityValidator",
 161                               new PartSet_SketchEntityValidator);
 162
 163   aFactory->registerValidator("PartSet_SameTypeAttr",
 164                               new PartSet_SameTypeAttrValidator);
 165 }
 166
 167 void PartSet_Module::registerFilters()
 168 {
 169   //Registering of selection filters
 170   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 171   ModuleBase_FilterFactory* aFactory = aConnector->selectionFilters();
 172 }
 173
 174 void PartSet_Module::registerProperties()
 175 {
 176   Config_PropManager::registerProp("Sketch planes", "planes_size", "Size", Config_Prop::Double,
 177                                    PLANE_SIZE);
 178   Config_PropManager::registerProp("Sketch planes", "planes_thickness", "Thickness",
 179                                    Config_Prop::Integer, SKETCH_WIDTH);
 180 }
 181
 182 void PartSet_Module::operationCommitted(ModuleBase_Operation* theOperation)
 183 {
 184   if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
 185     mySketchMgr->commitNestedSketch(theOperation);
 186   }
 187
 188   if (theOperation->isEditOperation())
 189     return;
 190   // the selection is cleared after commit the create operation
 191   // in order to do not use the same selected objects in the restarted operation
 192   // for common behaviour, the selection is cleared even if the operation is not restarted
 193   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 194   if (!aContext.IsNull())
 195     aContext->ClearSelected();
 196
 197   /// Restart sketcher operations automatically
 198   FeaturePtr aFeature = theOperation->feature();
 199   std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 200             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 201   if (aSPFeature && (myRestartingMode == RM_LastFeatureUsed ||
 202                      myRestartingMode == RM_EmptyFeatureUsed)) {
 203     myLastOperationId = theOperation->id();
 204     myLastFeature = myRestartingMode == RM_LastFeatureUsed ? theOperation->feature() : FeaturePtr();
 205
 206     launchOperation(myLastOperationId);
 207   }
 208   breakOperationSequence();
 209 }
 210
 211 void PartSet_Module::breakOperationSequence()
 212 {
 213   myLastOperationId = "";
 214   myLastFeature = FeaturePtr();
 215   myRestartingMode = RM_None;
 216 }
 217
 218 void PartSet_Module::operationAborted(ModuleBase_Operation* theOperation)
 219 {
 220   breakOperationSequence();
 221 }
 222
 223 void PartSet_Module::sendOperation(ModuleBase_Operation* theOperation)
 224 {
 225   // Install the document filter before any other filter
 226   if (myDocumentShapeFilter.IsNull())
 227     myDocumentShapeFilter = new PartSet_GlobalFilter(myWorkshop);
 228   myWorkshop->viewer()->addSelectionFilter(myDocumentShapeFilter);
 229
 230   ModuleBase_IModule::sendOperation(theOperation);
 231 }
 232
 233 void PartSet_Module::operationStarted(ModuleBase_Operation* theOperation)
 234 {
 235   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
 236     Handle(V3d_Viewer) aViewer = myWorkshop->viewer()->AISContext()->CurrentViewer();
 237     aViewer->AddZLayer(myVisualLayerId);
 238     mySketchMgr->startSketch(theOperation);
 239   }
 240   else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
 241     mySketchMgr->startNestedSketch(theOperation);
 242   }
 243 }
 244
 245 void PartSet_Module::operationStopped(ModuleBase_Operation* theOperation)
 246 {
 247   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
 248     mySketchMgr->stopSketch(theOperation);
 249     Handle(V3d_Viewer) aViewer = myWorkshop->viewer()->AISContext()->CurrentViewer();
 250     aViewer->RemoveZLayer(myVisualLayerId);
 251     myVisualLayerId = 0;
 252   }
 253   else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
 254     mySketchMgr->stopNestedSketch(theOperation);
 255   }
 256   myWorkshop->viewer()->removeSelectionFilter(myDocumentShapeFilter);
 257 }
 258
 259 ModuleBase_Operation* PartSet_Module::currentOperation() const
 260 {
 261   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 262   XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 263   return anOpMgr->currentOperation();
 264 }
 265
 266 bool PartSet_Module::canUndo() const
 267 {
 268   bool aCanUndo = false;
 269   SessionPtr aMgr = ModelAPI_Session::get();
 270   if (aMgr->hasModuleDocument() && aMgr->canUndo()) {
 271     aCanUndo = !aMgr->isOperation();
 272     if (!aCanUndo) // check the enable state additionally by sketch manager
 273       aCanUndo = aMgr->canUndo();
 274   }
 275   return aCanUndo;
 276 }
 277
 278 bool PartSet_Module::canRedo() const
 279 {
 280   bool aCanRedo = false;
 281   SessionPtr aMgr = ModelAPI_Session::get();
 282   if (aMgr->hasModuleDocument() && aMgr->canRedo()) {
 283     aCanRedo = !aMgr->isOperation();
 284     if (!aCanRedo) // check the enable state additionally by sketch manager
 285       aCanRedo = aMgr->canRedo();
 286   }
 287   return aCanRedo;
 288 }
 289
 290 bool PartSet_Module::canDisplayObject(const ObjectPtr& theObject) const
 291 {
 292   // the sketch manager put the restriction to the objects display
 293   return mySketchMgr->canDisplayObject(theObject);
 294 }
 295
 296
 297 bool PartSet_Module::addViewerMenu(QMenu* theMenu, const QMap<QString, QAction*>& theStdActions) const
 298 {
 299   return myMenuMgr->addViewerMenu(theMenu, theStdActions);
 300 }
 301
 302 void PartSet_Module::activeSelectionModes(QIntList& theModes)
 303 {
 304   theModes.clear();
 305   if (mySketchMgr->activeSketch().get())
 306     PartSet_SketcherMgr::sketchSelectionModes(theModes);
 307 }
 308
 309 bool PartSet_Module::isMouseOverWindow()
 310 {
 311   return mySketchMgr->isMouseOverWindow();
 312 }
 313
 314 void PartSet_Module::propertyPanelDefined(ModuleBase_Operation* theOperation)
 315 {
 316   ModuleBase_IPropertyPanel* aPanel = theOperation->propertyPanel();
 317   if (PartSet_SketcherMgr::isSketchOperation(theOperation) &&  (theOperation->isEditOperation())) {
 318     // we have to manually activate the sketch label in edit mode
 319       aPanel->activateWidget(aPanel->modelWidgets().first());
 320       return;
 321   }
 322
 323   // Restart last operation type
 324   if ((theOperation->id() == myLastOperationId) && myLastFeature) {
 325     ModuleBase_ModelWidget* aWgt = aPanel->activeWidget();
 326     if (theOperation->id().toStdString() == SketchPlugin_Line::ID()) {
 327       // Initialise new line with first point equal to end of previous
 328       PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(aWgt);
 329       if (aPnt2dWgt) {
 330         std::shared_ptr<ModelAPI_Data> aData = myLastFeature->data();
 331         std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 332           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
 333         if (aPoint) {
 334           aPnt2dWgt->setPoint(aPoint->x(), aPoint->y());
 335           PartSet_Tools::setConstraints(mySketchMgr->activeSketch(), theOperation->feature(),
 336             aWgt->attributeID(), aPoint->x(), aPoint->y());
 337           aPanel->activateNextWidget(aPnt2dWgt);
 338         }
 339       }
 340     }
 341   } else {
 342     // Start editing constraint
 343     if (theOperation->isEditOperation()) {
 344       // TODO: #391 - to be removed
 345       std::string aId = theOperation->id().toStdString();
 346       if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation) &&
 347           PartSet_SketcherMgr::isDistanceOperation(theOperation)) {
 348         // Find and activate widget for management of point for dimension line position
 349         QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 350         foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 351           PartSet_WidgetPoint2D* aPntWgt = dynamic_cast<PartSet_WidgetPoint2D*>(aWgt);
 352           if (aPntWgt) {
 353             aPanel->activateWidget(aPntWgt);
 354             return;
 355           }
 356         }
 357       }
 358     }
 359   }
 360 }
 361
 362
 363 void PartSet_Module::onSelectionChanged()
 364 {
 365   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
 366   if (!aOperation)
 367     return;
 368
 369   bool isSketcherOp = false;
 370   // An edit operation is enable only if the current opeation is the sketch operation
 371   if (mySketchMgr->activeSketch()) {
 372     if (PartSet_Tools::sketchPlane(mySketchMgr->activeSketch()))
 373       isSketcherOp = PartSet_SketcherMgr::isSketchOperation(aOperation);
 374   }
 375   if (isSketcherOp) {
 376     // Editing of constraints can be done on selection
 377     ModuleBase_ISelection* aSelect = myWorkshop->selection();
 378     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
 379     if (aSelected.size() == 1) {
 380       ModuleBase_ViewerPrs aPrs = aSelected.first();
 381       ObjectPtr aObject = aPrs.object();
 382       FeaturePtr aFeature = ModelAPI_Feature::feature(aObject);
 383       if (aFeature) {
 384         std::string aId = aFeature->getKind();
 385         if ((aId == SketchPlugin_ConstraintRadius::ID()) ||
 386             (aId == SketchPlugin_ConstraintLength::ID()) ||
 387             (aId == SketchPlugin_ConstraintDistance::ID())) {
 388           editFeature(aFeature);
 389         }
 390       }
 391     }
 392   }
 393 }
 394
 395 void PartSet_Module::onKeyRelease(ModuleBase_IViewWindow* theWnd, QKeyEvent* theEvent)
 396 {
 397   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 398   XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 399   anOpMgr->onKeyReleased(theEvent);
 400 }
 401
 402 void PartSet_Module::onEnterReleased()
 403 {
 404   myRestartingMode = RM_EmptyFeatureUsed;
 405 }
 406
 407 void PartSet_Module::onOperationActivatedByPreselection()
 408 {
 409   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 410   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
 411     // Set final definitions if they are necessary
 412     //propertyPanelDefined(aOperation);
 413
 414     /// Commit sketcher operations automatically
 415     anOperation->commit();
 416   }
 417 }
 418
 419 void PartSet_Module::onNoMoreWidgets()
 420 {
 421   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 422   if (anOperation) {
 423     if (PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
 424       if (myRestartingMode != RM_Forbided)
 425         myRestartingMode = RM_LastFeatureUsed;
 426       anOperation->commit();
 427     }
 428   }
 429 }
 430
 431 void PartSet_Module::onVertexSelected()
 432 {
 433   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
 434   if (aOperation->id().toStdString() == SketchPlugin_Line::ID()) {
 435     /// If last line finished on vertex the lines creation sequence has to be break
 436     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 437     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 438     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 439     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 440     bool aFoundWidget = false;
 441     bool aFoundObligatory = false;
 442     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 443       if (!aFoundWidget)
 444         aFoundWidget = *anIt == anActiveWidget;
 445       else
 446         aFoundObligatory = (*anIt)->isObligatory();
 447     }
 448     if (!aFoundObligatory)
 449       myRestartingMode = RM_Forbided;
 450   }
 451 }
 452
 453 ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& theType, QWidget* theParent,
 454                                             Config_WidgetAPI* theWidgetApi, std::string theParentId)
 455 {
 456   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 457   XGUI_Workshop* aWorkshop = aConnector->workshop();
 458   ModuleBase_ModelWidget* aWgt = NULL;
 459   if (theType == "sketch-start-label") {
 460     PartSet_WidgetSketchLabel* aLabelWgt = new PartSet_WidgetSketchLabel(theParent,
 461       theWidgetApi, theParentId, mySketchMgr->isConstraintsShown());
 462     aLabelWgt->setWorkshop(aWorkshop);
 463     connect(aLabelWgt, SIGNAL(planeSelected(const std::shared_ptr<GeomAPI_Pln>&)),
 464       mySketchMgr, SLOT(onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>&)));
 465     connect(aLabelWgt, SIGNAL(showConstraintToggled(bool)),
 466       mySketchMgr, SLOT(onShowConstraintsToggle(bool)));
 467     aWgt = aLabelWgt;
 468   } else if (theType == "sketch-2dpoint_selector") {
 469     PartSet_WidgetPoint2D* aPointWgt = new PartSet_WidgetPoint2D(theParent, theWidgetApi, theParentId);
 470     aPointWgt->setWorkshop(aWorkshop);
 471     aPointWgt->setSketch(mySketchMgr->activeSketch());
 472     connect(aPointWgt, SIGNAL(vertexSelected()), this, SLOT(onVertexSelected()));
 473     aWgt = aPointWgt;
 474   } if (theType == "point2ddistance") {
 475     PartSet_WidgetPoint2dDistance* aDistanceWgt = new PartSet_WidgetPoint2dDistance(theParent, theWidgetApi, theParentId);
 476     aDistanceWgt->setWorkshop(aWorkshop);
 477     aDistanceWgt->setSketch(mySketchMgr->activeSketch());
 478     aWgt = aDistanceWgt;
 479   } if (theType == "sketch_shape_selector") {
 480     PartSet_WidgetShapeSelector* aShapeSelectorWgt =
 481       new PartSet_WidgetShapeSelector(theParent, workshop(), theWidgetApi, theParentId);
 482     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
 483     aWgt = aShapeSelectorWgt;
 484   } if (theType == "sketch_multi_selector") {
 485     PartSet_WidgetMultiSelector* aShapeSelectorWgt =
 486       new PartSet_WidgetMultiSelector(theParent, workshop(), theWidgetApi, theParentId);
 487     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
 488     aWgt = aShapeSelectorWgt;
 489   }
 490   if (theType == WDG_DOUBLEVALUE_EDITOR) {
 491     aWgt = new PartSet_WidgetEditor(theParent, workshop(), theWidgetApi, theParentId);
 492   }
 493   return aWgt;
 494 }
 495
 496
 497 bool PartSet_Module::deleteObjects()
 498 {
 499   SessionPtr aMgr = ModelAPI_Session::get();
 500   // 1. check whether the delete should be processed in the module
 501   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 502   bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation),
 503        isNestedOp = PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
 504   if (isSketchOp && isNestedOp) {
 505     // 2. find selected presentations
 506     // selected objects should be collected before the current operation abort because
 507     // the abort leads to selection lost on constraint objects. It can be corrected after #386 issue
 508     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 509     XGUI_Workshop* aWorkshop = aConnector->workshop();
 510     ModuleBase_ISelection* aSel = workshop()->selection();
 511     QObjectPtrList aSelectedObj = aSel->selectedPresentations();
 512     // if there are no selected objects in the viewer, that means that the selection in another
 513     // place cased this method. It is necessary to return the false value to understande in above
 514     // method that delete is not processed
 515     if (aSelectedObj.count() == 0)
 516       return false;
 517
 518     // avoid delete of the objects, which are not belong to the current sketch
 519     // in order to do not delete results of other sketches
 520     QObjectPtrList aSketchObjects;
 521     QObjectPtrList::const_iterator anIt = aSelectedObj.begin(), aLast = aSelectedObj.end();
 522     for ( ; anIt != aLast; anIt++) {
 523       ObjectPtr anObject = *anIt;
 524       if (mySketchMgr->isObjectOfSketch(anObject))
 525         aSketchObjects.append(anObject);
 526     }
 527     // if the selection contains only local selected presentations from other sketches,
 528     // the Delete operation should not be done at all
 529     if (aSketchObjects.size() == 0)
 530       return true;
 531
 532     // the active nested sketch operation should be aborted unconditionally
 533     if (isNestedOp)
 534       anOperation->abort();
 535
 536     // 3. start operation
 537     QString aDescription = aWorkshop->contextMenuMgr()->action("DELETE_CMD")->text();
 538     aMgr->startOperation(aDescription.toStdString());
 539
 540     // 4. delete features
 541     // sketch feature should be skipped, only sub-features can be removed
 542     // when sketch operation is active
 543     std::set<FeaturePtr> anIgnoredFeatures;
 544     anIgnoredFeatures.insert(mySketchMgr->activeSketch());
 545     aWorkshop->deleteFeatures(aSketchObjects, anIgnoredFeatures);
 546
 547     // 5. stop operation
 548     aWorkshop->displayer()->updateViewer();
 549     aMgr->finishOperation();
 550   } else {
 551     // Delete part with help of PartSet plugin
 552     // TODO: the deleted objects has to be processed by multiselection
 553     QObjectPtrList aObjects = myWorkshop->selection()->selectedObjects();
 554     if (aObjects.size() == 1) {
 555       ObjectPtr aObj = aObjects.first();
 556       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 557       if (aFeature.get() && (aFeature->getKind() == PartSetPlugin_Part::ID())) {
 558         std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
 559         aMgr->startOperation(PartSetPlugin_Remove::ID());
 560         FeaturePtr aFeature = aDoc->addFeature(PartSetPlugin_Remove::ID());
 561         aFeature->execute();
 562         aMgr->finishOperation();
 563       }
 564     }
 565   }
 566   return true;
 567 }
 568
 569
 570 void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS)
 571 {
 572   Handle(AIS_InteractiveObject) anAIS = theAIS->impl<Handle(AIS_InteractiveObject)>();
 573   if (!anAIS.IsNull()) {
 574     Handle(AIS_InteractiveContext) aCtx = anAIS->GetContext();
 575     Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAIS);
 576     if (!aDim.IsNull()) {
 577       aCtx->SetZLayer(aDim, myVisualLayerId);
 578     } else {
 579       Handle(SketcherPrs_SymbolPrs) aCons = Handle(SketcherPrs_SymbolPrs)::DownCast(anAIS);
 580       if (!aCons.IsNull())
 581         aCtx->SetZLayer(aCons, myVisualLayerId);
 582     }
 583   }
 584 }
 585
 586 void PartSet_Module::onViewTransformed(int theTrsfType)
 587 {
 588   // Set length of arrows constant in pixel size
 589   // if the operation is panning or rotate or panglobal then do nothing
 590   if ((theTrsfType == 1) || (theTrsfType == 3) || (theTrsfType == 4))
 591     return;
 592
 593   ModuleBase_IViewer* aViewer = myWorkshop->viewer();
 594   //Handle(V3d_View) aView = aViewer->activeView();
 595
 596   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 597   XGUI_Workshop* aWorkshop = aConnector->workshop();
 598   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 599   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 600
 601   Handle(V3d_Viewer) aV3dViewer = aContext->CurrentViewer();
 602   Handle(V3d_View) aView;
 603   double aScale = 0;
 604   for (aV3dViewer->InitDefinedViews();
 605        aV3dViewer->MoreDefinedViews();
 606        aV3dViewer->NextDefinedViews()) {
 607     Handle(V3d_View) aV = aV3dViewer->DefinedView();
 608     double aS = aV->Scale();
 609     if (aS > aScale) {
 610       aScale = aS;
 611       aView = aV;
 612     }
 613   }
 614   if (aView.IsNull())
 615     return;
 616   double aLen = aView->Convert(20);
 617
 618   SketcherPrs_Tools::setArrowSize(aLen);
 619   bool isModified = false;
 620   QList<AISObjectPtr> aPrsList = aDisplayer->displayedPresentations();
 621   foreach (AISObjectPtr aAIS, aPrsList) {
 622     Handle(AIS_InteractiveObject) aAisObj = aAIS->impl<Handle(AIS_InteractiveObject)>();
 623
 624     Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(aAisObj);
 625     if (!aDim.IsNull()) {
 626       aDim->DimensionAspect()->ArrowAspect()->SetLength(aLen);
 627       aContext->Redisplay(aDim, false);
 628       isModified = true;
 629     }
 630   }
 631   if (isModified)
 632     aDisplayer->updateViewer();
 633 }
 634
 635 ModuleBase_IDocumentDataModel* PartSet_Module::dataModel() const
 636 {
 637   return myDataModel;
 638 }
 639
 640
 641 void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
 642 {
 643   QObjectPtrList aObjects = myWorkshop->selection()->selectedObjects();
 644   int aSelected = aObjects.size();
 645   if (aSelected == 1) {
 646     bool hasResult = false;
 647     bool hasFeature = false;
 648     bool hasParameter = false;
 649     ModuleBase_Tools::checkObjects(aObjects, hasResult, hasFeature, hasParameter);
 650
 651     SessionPtr aMgr = ModelAPI_Session::get();
 652     ObjectPtr aObject = aObjects.first();
 653     if (aObject) {
 654       ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
 655       if (aPart) {
 656         if (aMgr->activeDocument() == aPart->partDoc())
 657           theMenu->addAction(myMenuMgr->action("DEACTIVATE_PART_CMD"));
 658         else
 659           theMenu->addAction(myMenuMgr->action("ACTIVATE_PART_CMD"));
 660       } else if (aObject->document() == aMgr->activeDocument()) {
 661         if (hasParameter || hasFeature)
 662           theMenu->addAction(myMenuMgr->action("EDIT_CMD"));
 663       }
 664     } else {  // If feature is 0 the it means that selected root object (document)
 665       if (aMgr->activeDocument() != aMgr->moduleDocument())
 666         theMenu->addAction(myMenuMgr->action("ACTIVATE_PARTSET_CMD"));
 667     }
 668   }
 669 }
 670
 671 void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 672 {
 673   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_DOCUMENT_CHANGED)) {
 674     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 675     XGUI_Workshop* aWorkshop = aConnector->workshop();
 676     XGUI_DataTree* aTreeView = aWorkshop->objectBrowser()->treeView();
 677     QLineEdit* aLabel = aWorkshop->objectBrowser()->activeDocLabel();
 678     QPalette aPalet = aLabel->palette();
 679
 680     SessionPtr aMgr = ModelAPI_Session::get();
 681     DocumentPtr aActiveDoc = aMgr->activeDocument();
 682     DocumentPtr aDoc = aMgr->moduleDocument();
 683     QModelIndex aOldIndex = myDataModel->activePartIndex();
 684     if (aActiveDoc == aDoc) {
 685       if (aOldIndex.isValid())
 686         aTreeView->setExpanded(aOldIndex, false);
 687       myDataModel->deactivatePart();
 688       aPalet.setColor(QPalette::Text, QColor(0, 72, 140));
 689     } else {
 690       std::string aGrpName = ModelAPI_ResultPart::group();
 691       for (int i = 0; i < aDoc->size(aGrpName); i++) {
 692         ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aDoc->object(aGrpName, i));
 693         if (aPart->partDoc() == aActiveDoc) {
 694           QModelIndex aIndex = myDataModel->partIndex(aPart);
 695           if ((aOldIndex != aIndex) && aOldIndex.isValid()) {
 696             aTreeView->setExpanded(aOldIndex, false);
 697           }
 698           if (myDataModel->activatePart(aIndex)) {
 699             aTreeView->setExpanded(aIndex.parent(), true);
 700             aTreeView->setExpanded(aIndex, true);
 701             aPalet.setColor(QPalette::Text, Qt::black);
 702           }
 703           break;
 704         }
 705       }
 706     }
 707     aLabel->setPalette(aPalet);
 708   }
 709 }