src/PartSet/PartSet_SketcherReentrantMgr.cpp

   1 // Copyright (C) 2014-2019  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "PartSet_SketcherReentrantMgr.h"
  21 #include "PartSet_ExternalObjectsMgr.h"
  22 #include "PartSet_Module.h"
  23 #include "PartSet_SketcherMgr.h"
  24 #include "PartSet_WidgetPoint2d.h"
  25
  26 #include "ModelAPI_Session.h"
  27 #include "ModelAPI_AttributeString.h"
  28 #include "ModelAPI_AttributeRefAttr.h"
  29 #include "ModelAPI_AttributeReference.h"
  30 #include "ModelAPI_EventReentrantMessage.h"
  31
  32 #include "GeomDataAPI_Point2D.h"
  33
  34 #include <ModuleBase_IPropertyPanel.h>
  35 #include <ModuleBase_ISelectionActivate.h>
  36 #include <ModuleBase_OperationFeature.h>
  37 #include <ModuleBase_ModelWidget.h>
  38 #include <ModuleBase_ViewerPrs.h>
  39 #include <ModuleBase_WidgetSelector.h>
  40 #include <ModuleBase_PageWidget.h>
  41 #include <ModuleBase_PageBase.h>
  42 #include <ModuleBase_WidgetFactory.h>
  43 #include <ModuleBase_OperationDescription.h>
  44 #include "ModuleBase_ToolBox.h"
  45 #include "ModuleBase_ISelection.h"
  46
  47 #include <SketchPlugin_Feature.h>
  48 #include <SketchPlugin_Line.h>
  49 #include <SketchPlugin_MacroArc.h>
  50 #include <SketchPlugin_MacroCircle.h>
  51 #include <SketchPlugin_Point.h>
  52 #include <SketchPlugin_Trim.h>
  53 #include <SketchPlugin_Split.h>
  54
  55 #include <XGUI_Workshop.h>
  56 #include <XGUI_ModuleConnector.h>
  57 #include <XGUI_OperationMgr.h>
  58 #include <XGUI_PropertyPanel.h>
  59 #include <XGUI_ErrorMgr.h>
  60 #include <XGUI_SelectionMgr.h>
  61
  62 #include <QToolButton>
  63
  64 //#define DEBUG_RESTART
  65
  66 PartSet_SketcherReentrantMgr::PartSet_SketcherReentrantMgr(ModuleBase_IWorkshop* theWorkshop)
  67 : QObject(theWorkshop),
  68   myWorkshop(theWorkshop),
  69   myRestartingMode(RM_None),
  70   myIsFlagsBlocked(false),
  71   myIsInternalEditOperation(false),
  72   myNoMoreWidgetsAttribute("")
  73 {
  74 }
  75
  76 PartSet_SketcherReentrantMgr::~PartSet_SketcherReentrantMgr()
  77 {
  78 }
  79
  80 bool PartSet_SketcherReentrantMgr::isInternalEditActive() const
  81 {
  82   return myIsInternalEditOperation;
  83 }
  84
  85 void PartSet_SketcherReentrantMgr::updateInternalEditActiveState()
  86 {
  87   if  (myIsInternalEditOperation) {
  88     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
  89                                                          (myWorkshop->currentOperation());
  90     if (aFOperation) {
  91       FeaturePtr aFeature = aFOperation->feature();
  92       QString anError = myWorkshop->module()->getFeatureError(aFeature);
  93       // stop started internal edit operation as soon as the operation becomes invalid
  94       // it is especially important for the sketch tangent arc feature
  95       if (!anError.isEmpty()) {
  96         aFOperation->setEditOperation(false);
  97         //workshop()->operationMgr()->updateApplyOfOperations();
  98         myIsInternalEditOperation = false;
  99         updateAcceptAllAction();
 100       }
 101     }
 102   }
 103 }
 104
 105 bool PartSet_SketcherReentrantMgr::operationCommitted(ModuleBase_Operation* theOperation)
 106 {
 107   bool aProcessed = false;
 108   if (!isActiveMgr())
 109     return aProcessed;
 110
 111   aProcessed = myIsInternalEditOperation;
 112   resetFlags();
 113
 114   return aProcessed;
 115 }
 116
 117 void PartSet_SketcherReentrantMgr::operationStarted(ModuleBase_Operation* theOperation)
 118 {
 119   if (!isActiveMgr())
 120     return;
 121
 122   //if (myPreviousFeature.get() && myRestartingMode == RM_LastFeatureUsed) {
 123     //ModuleBase_OperationFeature* aCurrentOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 124     //                                                            myWorkshop->currentOperation());
 125     //CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 126     //if (myPreviousFeature.get() && myPreviousFeature->data()->isValid()) // it is not removed
 127       //copyReetntrantAttributes(myPreviousFeature, aCurrentOperation->feature(), aSketch);
 128   //}
 129   resetFlags();
 130 }
 131
 132 void PartSet_SketcherReentrantMgr::operationAborted(ModuleBase_Operation* theOperation)
 133 {
 134   if (!isActiveMgr())
 135     return;
 136
 137   resetFlags();
 138 }
 139
 140 bool PartSet_SketcherReentrantMgr::processMouseMoved(ModuleBase_IViewWindow* theWnd,
 141                                                       QMouseEvent* theEvent)
 142 {
 143   bool aProcessed = false;
 144   if (!isActiveMgr())
 145     return aProcessed;
 146
 147   if  (myIsInternalEditOperation) {
 148     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 149                                                          (myWorkshop->currentOperation());
 150     FeaturePtr aLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature()
 151                                                                      : FeaturePtr();
 152     if (aLastFeature) {
 153       ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 154       ModuleBase_IPropertyPanel* aPanel = myWorkshop->currentOperation()->propertyPanel();
 155
 156       FeaturePtr aCurrentFeature = aFOperation->feature();
 157       bool isLineFeature = false, isReentrantArcFeature = false;
 158       std::string anAttributeOnStart;
 159       if (aCurrentFeature->getKind() == SketchPlugin_Line::ID()) {
 160         anAttributeOnStart = SketchPlugin_Line::START_ID();
 161         isLineFeature = anActiveWidget->attributeID() == anAttributeOnStart;
 162       }
 163       else if (isTangentArc(aFOperation, module()->sketchMgr()->activeSketch())) {
 164         isReentrantArcFeature = true;
 165       }
 166       bool aCanBeActivatedByMove = isLineFeature || isReentrantArcFeature;
 167       if (aCanBeActivatedByMove) {
 168         /// before restarting of operation we need to clear selection, as it may take part in
 169         /// new feature creation, e.g. tangent arc. But it is not necessary as it was processed
 170         /// by mouse release when the operation was restarted.
 171         workshop()->selector()->clearSelection();
 172
 173         myPreviousFeature = aFOperation->feature();
 174         restartOperation();
 175         myPreviousFeature = FeaturePtr();
 176
 177         anActiveWidget = module()->activeWidget();
 178         aProcessed = true;
 179         if (anActiveWidget && anActiveWidget->attributeID() == anAttributeOnStart) {
 180           // it was not deactivated by preselection processing
 181           aPanel->activateNextWidget(anActiveWidget);
 182         }
 183       } else {
 184         // processing mouse move in active widget of restarted operation
 185         ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 186         PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 187         if (aProcessor)
 188           aProcessor->mouseMoved(theWnd, theEvent);
 189       }
 190     }
 191   }
 192   return aProcessed;
 193 }
 194
 195 bool PartSet_SketcherReentrantMgr::processMousePressed(ModuleBase_IViewWindow* /* theWnd*/,
 196                                                         QMouseEvent* /* theEvent*/)
 197 {
 198   return isActiveMgr() && myIsInternalEditOperation;
 199 }
 200
 201 bool PartSet_SketcherReentrantMgr::processMouseReleased(ModuleBase_IViewWindow* theWindow,
 202                                                         QMouseEvent* theEvent)
 203 {
 204   bool aProcessed = false;
 205   if (!isActiveMgr())
 206     return aProcessed;
 207
 208   if (myIsInternalEditOperation) {
 209     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 210     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 211
 212     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 213     if (!anActiveWidget || !anActiveWidget->isViewerSelector()) {
 214
 215       // block of viewer update
 216       // we need to block update content of the viewer because of Sketch Point feature
 217       // in activate() the value of the point is initialized and it can be displayed
 218       // but the default value is [0, 0]. So, we block update viewer contentent until
 219       // onMouseRelease happens, which correct the point position
 220       ModuleBase_Tools::blockUpdateViewer(true);
 221
 222       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 223                                                            (myWorkshop->currentOperation());
 224       myPreviousFeature = aFOperation->feature();
 225
 226       /// selection should be obtained from workshop before ask if the operation can be started as
 227       /// the canStartOperation method performs commit/abort of previous operation.
 228       /// Sometimes commit/abort
 229       /// may cause selection clear(Sketch operation) as a result
 230       /// it will be lost and is not used for preselection.
 231       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 232       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 233         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 234
 235       myClickedSketchPoint = PartSet_Tools::getPnt2d(theEvent, theWindow,
 236                                                      module()->sketchMgr()->activeSketch());
 237       FeaturePtr anExternalCreatedFeature;
 238       if (!aPreSelected.empty()) {
 239         ModuleBase_ViewerPrsPtr aValue = aPreSelected.first();
 240         module()->getGeomSelection(aValue, mySelectedObject, mySelectedAttribute);
 241
 242         PartSet_WidgetPoint2D* aPointWidget = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 243         if (aPointWidget) {
 244           GeomShapePtr aShape;
 245           aPointWidget->getGeomSelection_(aValue, mySelectedObject, aShape);
 246           ObjectPtr anExternalObject =
 247             aPointWidget->getExternalObjectMgr()->getExternalObjectValidated();
 248           // if external object is during reentrant operation and is used as a parameter of feature
 249           // it should be removed after the operation is restarted. (Circle feature, Projection)
 250           if (anExternalObject.get())
 251             anExternalCreatedFeature = ModelAPI_Feature::feature(anExternalObject);
 252         }
 253       }
 254
 255       restartOperation();
 256       // remove created external feature
 257       if (anExternalCreatedFeature.get()) {
 258         QObjectPtrList anObjects;
 259         anObjects.append(anExternalCreatedFeature);
 260         workshop()->deleteFeatures(anObjects);
 261       }
 262
 263       myClickedSketchPoint = std::shared_ptr<GeomAPI_Pnt2d>();
 264       mySelectedObject = ObjectPtr();
 265       mySelectedAttribute = AttributePtr();
 266
 267       myPreviousFeature = FeaturePtr();
 268       aProcessed = true;
 269
 270       // fill the first widget by the mouse event point
 271       // if the active widget is not the first, it means that the restarted operation is filled by
 272       // the current preselection.
 273       PartSet_MouseProcessor* aMouseProcessor = dynamic_cast<PartSet_MouseProcessor*>(
 274                                                                        module()->activeWidget());
 275       //PartSet_WidgetPoint2D* aPoint2DWdg =
 276       //  dynamic_cast<PartSet_WidgetPoint2D*>(module()->activeWidget());
 277       PartSet_MouseProcessor* aFirstWidget = dynamic_cast<PartSet_MouseProcessor*>(
 278                                                         aPanel->findFirstAcceptingValueWidget());
 279       //if (aPoint2DWdg && aPoint2DWdg == aFirstWidget) {
 280       if (aMouseProcessor && aMouseProcessor == aFirstWidget) {
 281         std::shared_ptr<ModuleBase_ViewerPrs> aSelectedPrs;
 282         if (!aPreSelected.empty())
 283           aSelectedPrs = aPreSelected.front();
 284         if (aSelectedPrs.get() && aSelectedPrs->object().get()
 285             && !aSelectedPrs->object()->data()->isValid()) {
 286           // the selected object was removed diring restart, e.g. presentable macro feature
 287           // there are created objects to replace the object depending on created feature kind
 288           aSelectedPrs = std::shared_ptr<ModuleBase_ViewerPrs>();
 289         }
 290         aMouseProcessor->setPreSelection(aSelectedPrs, theWindow, theEvent);
 291         //aPoint2DWdg->mouseReleased(theWindow, theEvent);
 292         //if (!aPreSelected.empty())
 293         //  aPoint2DWdg->setPreSelection(ModuleBase_ViewerPrsPtr());
 294       }
 295       // unblock viewer update
 296       ModuleBase_Tools::blockUpdateViewer(false);
 297     }
 298   }
 299   return aProcessed;
 300 }
 301
 302 //******************************************************
 303 void PartSet_SketcherReentrantMgr::setReentrantPreSelection(
 304                                        const std::shared_ptr<Events_Message>& theMessage)
 305 {
 306   ReentrantMessagePtr aReentrantMessage =
 307                       std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
 308   if (!aReentrantMessage.get())
 309     return;
 310
 311   // if feature has already filled the selected object, we should not overwrite it
 312   if (!aReentrantMessage->selectedObject().get())
 313     aReentrantMessage->setSelectedObject(mySelectedObject);
 314
 315   aReentrantMessage->setSelectedAttribute(mySelectedAttribute);
 316   aReentrantMessage->setClickedPoint(myClickedSketchPoint);
 317 }
 318
 319 //void PartSet_SketcherReentrantMgr::onWidgetActivated()
 320 //{
 321 //  if (!isActiveMgr())
 322 //    return;
 323 //  if (!myIsInternalEditOperation)
 324 //    return;
 325 //
 326 //  PartSet_Module* aModule = module();
 327 //  ModuleBase_ModelWidget* aFirstWidget = aModule->activeWidget();
 328 //  ModuleBase_IPropertyPanel* aPanel = aModule->currentOperation()->propertyPanel();
 329 //  if (aFirstWidget != aPanel->activeWidget()) {
 330 //    ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>
 331 //      (aFirstWidget);
 332 //    if (aWSelector) {
 333 //      myWorkshop->selectionActivate()->updateSelectionModesAndFilters(aWSelector);
 334 //    }
 335 //  }
 336 //}
 337
 338 void PartSet_SketcherReentrantMgr::onNoMoreWidgets(const std::string& thePreviousAttributeID)
 339 {
 340 #ifdef DEBUG_RESTART
 341   std::cout << "PartSet_SketcherReentrantMgr::onNoMoreWidgets" << std::endl;
 342 #endif
 343
 344   if (!isActiveMgr())
 345     return;
 346
 347   // we should avoid processing of the signal about no more widgets attributes and
 348   // do this after the restart operaion is finished if it was called
 349   // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 350   // if it should be called after restart
 351   if (myIsFlagsBlocked) {
 352     myNoMoreWidgetsAttribute = thePreviousAttributeID;
 353     return;
 354   }
 355
 356   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 357                                                        (myWorkshop->currentOperation());
 358   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 359     return;
 360
 361   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 362     if (aFOperation->isNeedToBeAborted()) {
 363       aFOperation->abort();
 364     }
 365     else {
 366       bool isStarted = false;
 367       if (!module()->sketchMgr()->sketchSolverError()) {
 368         if (myRestartingMode != RM_Forbided) {
 369           myRestartingMode = RM_LastFeatureUsed;
 370           isStarted = startInternalEdit(thePreviousAttributeID);
 371         }
 372       }
 373       if (!isStarted)
 374         aFOperation->commit();
 375     }
 376   }
 377 }
 378
 379 bool PartSet_SketcherReentrantMgr::processEnter(const std::string& thePreviousAttributeID)
 380 {
 381   bool isDone = false;
 382
 383   if (!isActiveMgr())
 384     return isDone;
 385
 386   // empty previous attribute means that the Apply/Ok button has focus and the enter
 387   // should not lead to start edition mode of the previous operation
 388   if (thePreviousAttributeID.empty())
 389     return isDone;
 390
 391   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 392                                                        (myWorkshop->currentOperation());
 393   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 394     return isDone;
 395
 396   bool isSketchSolverError = module()->sketchMgr()->sketchSolverError();
 397
 398   if (!isSketchSolverError) {
 399     myRestartingMode = RM_EmptyFeatureUsed;
 400     // It seems that the call is obsolete for Enter key processing
 401     // It prevent finalysing of the current operation by Enter key
 402     //isDone = startInternalEdit(thePreviousAttributeID);
 403   }
 404
 405   return isDone;
 406 }
 407
 408 void PartSet_SketcherReentrantMgr::onVertexSelected()
 409 {
 410   if (!isActiveMgr())
 411     return;
 412
 413   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 414   std::string anOperationId = anOperation->id().toStdString();
 415   if (anOperationId == SketchPlugin_Line::ID() ||
 416       isTangentArc(anOperation, module()->sketchMgr()->activeSketch())) {
 417     /// If last line finished on vertex the lines creation sequence has to be break
 418     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 419     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 420     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 421     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 422     bool aFoundWidget = false;
 423     bool aFoundObligatory = false;
 424     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 425       if (!aFoundWidget)
 426         aFoundWidget = *anIt == anActiveWidget;
 427       else
 428         aFoundObligatory = (*anIt)->isObligatory();
 429     }
 430     if (!aFoundObligatory)
 431       myRestartingMode = RM_Forbided;
 432   }
 433 }
 434
 435 void PartSet_SketcherReentrantMgr::onAfterValuesChangedInPropertyPanel()
 436 {
 437
 438   if (isInternalEditActive()) {
 439     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 440                                                        (myWorkshop->currentOperation());
 441     ModuleBase_ModelWidget* aWidget = (ModuleBase_ModelWidget*)sender();
 442     if (!aWidget->isModifiedInEdit().empty())
 443       restartOperation();
 444   }
 445 }
 446
 447 void PartSet_SketcherReentrantMgr::onBeforeStopped()
 448 {
 449   if (!isActiveMgr() || !myIsInternalEditOperation)
 450     return;
 451
 452   beforeStopInternalEdit();
 453 }
 454
 455 bool PartSet_SketcherReentrantMgr::canBeCommittedByPreselection()
 456 {
 457   return !isActiveMgr() || myRestartingMode == RM_None;
 458 }
 459
 460 bool PartSet_SketcherReentrantMgr::isActiveMgr() const
 461 {
 462   ModuleBase_Operation* aCurrentOperation = myWorkshop->currentOperation();
 463
 464   bool anActive = PartSet_SketcherMgr::isSketchOperation(aCurrentOperation);
 465   if (!anActive) {
 466     anActive = module()->sketchMgr()->isNestedSketchOperation(aCurrentOperation);
 467     if (anActive) { // the manager is not active when the current operation is a usual Edit
 468       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 469                                                        (myWorkshop->currentOperation());
 470       if (aFOperation->isEditOperation())
 471         anActive = myIsInternalEditOperation;
 472     }
 473   }
 474   return anActive;
 475 }
 476
 477 bool PartSet_SketcherReentrantMgr::startInternalEdit(const std::string& thePreviousAttributeID)
 478 {
 479 #ifdef DEBUG_RESTART
 480   std::cout << "PartSet_SketcherReentrantMgr::startInternalEdit" << std::endl;
 481 #endif
 482
 483   bool isDone = false;
 484   /// this is workaround for ModuleBase_WidgetEditor, used in SALOME mode. Sometimes key enter
 485   /// event comes two times, so we should not start another internal edit operation
 486   /// the Apply button becomes disabled becase the second additional internal feature is created
 487   if (myIsInternalEditOperation)
 488     return true;
 489
 490   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 491                                                      (myWorkshop->currentOperation());
 492
 493   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 494     /// improvement to deselect automatically all eventual selected objects, when
 495     // returning to the neutral point of the Sketcher or start internal edit
 496     workshop()->selector()->clearSelection();
 497
 498     aFOperation->setEditOperation(true/*, false*/);
 499     createInternalFeature();
 500
 501     myIsInternalEditOperation = true;
 502     updateAcceptAllAction();
 503
 504     isDone = true;
 505     connect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 506     connect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 507
 508     // activate selection filters of the first widget in the viewer
 509     //onWidgetActivated();
 510
 511     // activate the last active widget in the Property Panel
 512     if (!thePreviousAttributeID.empty()) {
 513       ModuleBase_Operation* anEditOperation = module()->currentOperation();
 514       if (anEditOperation) {
 515         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 516         ModuleBase_ModelWidget* aPreviousAttributeWidget = 0;
 517         QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 518         for (int i = 0, aNb = aWidgets.size(); i < aNb && !aPreviousAttributeWidget; i++) {
 519           if (aWidgets[i]->attributeID() == thePreviousAttributeID) {
 520           /// workaround for the same attributes used in different stacked widgets(attribute types)
 521           if (ModuleBase_ToolBox::isOffToolBoxParent(aWidgets[i]))
 522             continue;
 523             aPreviousAttributeWidget = aWidgets[i];
 524           }
 525         }
 526         // If the current widget is a selector, do nothing, it processes the mouse press
 527         if (aPreviousAttributeWidget) {
 528           if (!aPreviousAttributeWidget->isViewerSelector()) {
 529             aPreviousAttributeWidget->focusTo();
 530             aPreviousAttributeWidget->emitFocusInWidget();
 531             aPreviousAttributeWidget->selectContent();
 532           }
 533           else {
 534             // in case of shape multi selector, the widget does not lose focus by filling
 535             // like it is in shape selector. So, if enter is pressed, the multi shape selector
 536             // control should be deactivated. The focus is moved to Apply button and there
 537             // should not be active control visualized in property panel
 538             if (aPreviousAttributeWidget == aPanel->activeWidget()) {
 539               aPanel->activateWidget(NULL, false);
 540             }
 541             // if there is no the next widget to be automatically activated,
 542             // the Ok button in property
 543             // panel should accept the focus(example is parallel constraint on sketch lines)
 544             QToolButton* anOkBtn =
 545               dynamic_cast<XGUI_PropertyPanel*>(aPanel)->findButton(PROP_PANEL_OK);
 546             if (anOkBtn)
 547               ModuleBase_Tools::setFocus(anOkBtn, "XGUI_PropertyPanel::activateNextWidget");
 548           }
 549         }
 550       }
 551     }
 552   }
 553   if (isDone)
 554     module()->sketchMgr()->clearClickedFlags();
 555
 556   return isDone;
 557 }
 558
 559 void PartSet_SketcherReentrantMgr::beforeStopInternalEdit()
 560 {
 561   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 562                                                       (myWorkshop->currentOperation());
 563   if (aFOperation) {
 564     disconnect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 565     disconnect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 566   }
 567
 568   deleteInternalFeature();
 569 }
 570
 571 void PartSet_SketcherReentrantMgr::restartOperation()
 572 {
 573 #ifdef DEBUG_RESTART
 574   std::cout << "PartSet_SketcherReentrantMgr::restartOperation" << std::endl;
 575 #endif
 576
 577   if (myIsInternalEditOperation) {
 578     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 579                                                                   myWorkshop->currentOperation());
 580     if (aFOperation) {
 581       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 582       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 583         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 584
 585       if (myInternalFeature.get())
 586         copyReetntrantAttributes(myInternalFeature, aFOperation->feature(),
 587                                  module()->sketchMgr()->activeSketch());
 588
 589       myNoMoreWidgetsAttribute = "";
 590       myIsFlagsBlocked = true;
 591       /// launch has 'false' parameter to do not start new operation if the previous operation
 592       /// is not committed. It is important for Line Sketch feature as it uses the previous
 593       /// created feature parameter(to build coincidence), but by abort the previous is removed
 594       module()->launchOperation(aFOperation->id(), true);
 595       myIsFlagsBlocked = false;
 596       resetFlags();
 597
 598       // we should avoid processing of the signal about no more widgets attributes and
 599       // do this after the restart operaion is finished if it was called
 600       // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 601       // if it should be called after restart
 602       if (!myNoMoreWidgetsAttribute.empty()) {
 603         onNoMoreWidgets(myNoMoreWidgetsAttribute);
 604         myNoMoreWidgetsAttribute = "";
 605       }
 606     }
 607   }
 608 }
 609
 610 void PartSet_SketcherReentrantMgr::createInternalFeature()
 611 {
 612   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 613                                                      (myWorkshop->currentOperation());
 614
 615   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 616     FeaturePtr anOperationFeature = aFOperation->feature();
 617
 618     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 619     myInternalFeature = aSketch->addFeature(anOperationFeature->getKind());
 620
 621 #ifdef DEBUG_RESTART
 622     std::cout << "PartSet_SketcherReentrantMgr::createInternalFeature: "
 623               << myInternalFeature->data()->name() << std::endl;
 624 #endif
 625
 626     bool isFeatureChanged = copyReetntrantAttributes(anOperationFeature, myInternalFeature,
 627                                                      aSketch, false);
 628     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 629                                                   (aFOperation->propertyPanel());
 630
 631     myInternalWidget = new QWidget(aPropertyPanel->contentWidget()->pageWidget());
 632     myInternalWidget->setVisible(false);
 633
 634     ModuleBase_PageWidget* anInternalPage = new ModuleBase_PageWidget(myInternalWidget);
 635
 636     QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
 637     ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), myWorkshop);
 638
 639     aFactory.createWidget(anInternalPage);
 640     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 641
 642     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 643       bool isStoreValue = !aFOperation->isEditOperation() &&
 644                           !aWidget->getDefaultValue().empty() &&
 645                           !aWidget->isComputedDefault();
 646       aWidget->setFeature(myInternalFeature, isStoreValue);
 647       if (!isStoreValue && isFeatureChanged)
 648         aWidget->restoreValue();
 649     }
 650
 651     ModuleBase_ModelWidget* aFirstWidget = ModuleBase_IPropertyPanel::findFirstAcceptingValueWidget
 652                                                                                         (aWidgets);
 653     if (aFirstWidget)
 654       setInternalActiveWidget(aFirstWidget);
 655   }
 656 }
 657
 658 void PartSet_SketcherReentrantMgr::deleteInternalFeature()
 659 {
 660 #ifdef DEBUG_RESTART
 661   std::cout << "PartSet_SketcherReentrantMgr::deleteInternalFeature: "
 662             << myInternalFeature->data()->name() << std::endl;
 663 #endif
 664   setInternalActiveWidget(0);
 665   delete myInternalWidget;
 666   myInternalWidget = 0;
 667
 668   QObjectPtrList anObjects;
 669   anObjects.append(myInternalFeature);
 670   workshop()->deleteFeatures(anObjects);
 671   myInternalFeature = FeaturePtr();
 672 }
 673
 674 void PartSet_SketcherReentrantMgr::resetFlags()
 675 {
 676   if (!myIsFlagsBlocked) {
 677     myIsInternalEditOperation = false;
 678     updateAcceptAllAction();
 679     myRestartingMode = RM_None;
 680     myReentrantMessage = std::shared_ptr<Events_Message>();
 681   }
 682 }
 683
 684 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 685                                                              const FeaturePtr& theNewFeature,
 686                                                              const CompositeFeaturePtr& theSketch,
 687                                                              const bool /*isTemporary*/)
 688 {
 689   bool aChanged = false;
 690   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 691       !theSourceFeature->data()->isValid())
 692     return aChanged;
 693
 694 #ifdef DEBUG_RESTART
 695   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 696             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 697             << "'" << std::endl;
 698 #endif
 699
 700   std::string aFeatureKind = theSourceFeature->getKind();
 701   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 702     // Initialize new line with first point equal to end of previous
 703     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 704     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 705                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 706     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 707     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 708                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 709     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 710     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 711
 712     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 713                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 714     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 715   }
 716   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 717     // set circle type
 718     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_TYPE();
 719     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 720     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 721     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 722       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());
 723     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 724     //aChanged = true;
 725   }
 726   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 727     // set arc type
 728     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 729     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 730     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 731     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 732       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 733     //// if the arc is tangent, set coincidence to end point of the previous arc
 734     //std::string anArcType = aSourceFeatureTypeAttr->value();
 735     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 736     //  // get the last point of the previuos arc feature(geom point 2d)
 737     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 738     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 739     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 740     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 741     //  // get point attribute on the current feature
 742     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 743     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 744     //  aTangentPointAttr->setAttr(aSPointAttr);
 745
 746     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 747     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 748     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 749     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 750
 751     //}
 752     //ModuleBase_Tools::flushUpdated(theNewFeature);
 753     //aChanged = true;
 754   }
 755   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 756            aFeatureKind == SketchPlugin_Split::ID()) {
 757     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 758                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 759     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 760                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 761     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 762                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 763                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 764     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 765                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 766                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 767     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 768     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 769                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 770                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 771     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 772                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 773                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 774     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 775   }
 776   return aChanged;
 777 }
 778
 779 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 780                                                  const CompositeFeaturePtr& /*theSketch*/) const
 781 {
 782   bool aTangentArc = false;
 783   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 784                                                                         (theOperation);
 785   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 786     FeaturePtr aFeature = aFOperation->feature();
 787     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 788       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 789       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 790       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 791     }
 792   }
 793   return aTangentArc;
 794 }
 795
 796 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 797 {
 798   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 799   if (aSketch.get())
 800     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 801 }
 802
 803 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 804 {
 805   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 806   return aConnector->workshop();
 807 }
 808
 809 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 810 {
 811   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 812 }
 813
 814 void PartSet_SketcherReentrantMgr::setInternalActiveWidget(ModuleBase_ModelWidget* theWidget)
 815 {
 816   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 817     (myWorkshop->currentOperation());
 818   if (aFOperation)
 819   {
 820     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 821       (aFOperation->propertyPanel());
 822     if (aPropertyPanel)
 823       aPropertyPanel->setInternalActiveWidget(theWidget);
 824   }
 825 }