src/PartSet/PartSet_SketcherReentrantMgr.cpp

   1 // Copyright (C) 2014-2017  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
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "PartSet_SketcherReentrantMgr.h"
  22 #include "PartSet_ExternalObjectsMgr.h"
  23 #include "PartSet_Module.h"
  24 #include "PartSet_SketcherMgr.h"
  25 #include "PartSet_WidgetPoint2d.h"
  26
  27 #include "ModelAPI_Session.h"
  28 #include "ModelAPI_AttributeString.h"
  29 #include "ModelAPI_AttributeRefAttr.h"
  30 #include "ModelAPI_AttributeReference.h"
  31 #include "ModelAPI_EventReentrantMessage.h"
  32
  33 #include "GeomDataAPI_Point2D.h"
  34
  35 #include <ModuleBase_IPropertyPanel.h>
  36 #include <ModuleBase_ISelectionActivate.h>
  37 #include <ModuleBase_OperationFeature.h>
  38 #include <ModuleBase_ModelWidget.h>
  39 #include <ModuleBase_ViewerPrs.h>
  40 #include <ModuleBase_WidgetSelector.h>
  41 #include <ModuleBase_PageWidget.h>
  42 #include <ModuleBase_PageBase.h>
  43 #include <ModuleBase_WidgetFactory.h>
  44 #include <ModuleBase_OperationDescription.h>
  45 #include "ModuleBase_ToolBox.h"
  46 #include "ModuleBase_ISelection.h"
  47
  48 #include <SketchPlugin_Feature.h>
  49 #include <SketchPlugin_Line.h>
  50 #include <SketchPlugin_MacroArc.h>
  51 #include <SketchPlugin_MacroCircle.h>
  52 #include <SketchPlugin_Point.h>
  53 #include <SketchPlugin_Trim.h>
  54 #include <SketchPlugin_Split.h>
  55
  56 #include <XGUI_Workshop.h>
  57 #include <XGUI_ModuleConnector.h>
  58 #include <XGUI_OperationMgr.h>
  59 #include <XGUI_PropertyPanel.h>
  60 #include <XGUI_ErrorMgr.h>
  61 #include <XGUI_SelectionMgr.h>
  62
  63 #include <QToolButton>
  64
  65 //#define DEBUG_RESTART
  66
  67 PartSet_SketcherReentrantMgr::PartSet_SketcherReentrantMgr(ModuleBase_IWorkshop* theWorkshop)
  68 : QObject(theWorkshop),
  69   myWorkshop(theWorkshop),
  70   myRestartingMode(RM_None),
  71   myIsFlagsBlocked(false),
  72   myIsInternalEditOperation(false),
  73   myNoMoreWidgetsAttribute("")
  74 {
  75 }
  76
  77 PartSet_SketcherReentrantMgr::~PartSet_SketcherReentrantMgr()
  78 {
  79 }
  80
  81 bool PartSet_SketcherReentrantMgr::isInternalEditActive() const
  82 {
  83   return myIsInternalEditOperation;
  84 }
  85
  86 void PartSet_SketcherReentrantMgr::updateInternalEditActiveState()
  87 {
  88   if  (myIsInternalEditOperation) {
  89     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
  90                                                          (myWorkshop->currentOperation());
  91     if (aFOperation) {
  92       FeaturePtr aFeature = aFOperation->feature();
  93       QString anError = myWorkshop->module()->getFeatureError(aFeature);
  94       // stop started internal edit operation as soon as the operation becomes invalid
  95       // it is especially important for the sketch tangent arc feature
  96       if (!anError.isEmpty()) {
  97         aFOperation->setEditOperation(false);
  98         //workshop()->operationMgr()->updateApplyOfOperations();
  99         myIsInternalEditOperation = false;
 100         updateAcceptAllAction();
 101       }
 102     }
 103   }
 104 }
 105
 106 bool PartSet_SketcherReentrantMgr::operationCommitted(ModuleBase_Operation* theOperation)
 107 {
 108   bool aProcessed = false;
 109   if (!isActiveMgr())
 110     return aProcessed;
 111
 112   aProcessed = myIsInternalEditOperation;
 113   resetFlags();
 114
 115   return aProcessed;
 116 }
 117
 118 void PartSet_SketcherReentrantMgr::operationStarted(ModuleBase_Operation* theOperation)
 119 {
 120   if (!isActiveMgr())
 121     return;
 122
 123   //if (myPreviousFeature.get() && myRestartingMode == RM_LastFeatureUsed) {
 124     //ModuleBase_OperationFeature* aCurrentOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 125     //                                                            myWorkshop->currentOperation());
 126     //CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 127     //if (myPreviousFeature.get() && myPreviousFeature->data()->isValid()) // it is not removed
 128       //copyReetntrantAttributes(myPreviousFeature, aCurrentOperation->feature(), aSketch);
 129   //}
 130   resetFlags();
 131 }
 132
 133 void PartSet_SketcherReentrantMgr::operationAborted(ModuleBase_Operation* theOperation)
 134 {
 135   if (!isActiveMgr())
 136     return;
 137
 138   resetFlags();
 139 }
 140
 141 bool PartSet_SketcherReentrantMgr::processMouseMoved(ModuleBase_IViewWindow* theWnd,
 142                                                       QMouseEvent* theEvent)
 143 {
 144   bool aProcessed = false;
 145   if (!isActiveMgr())
 146     return aProcessed;
 147
 148   if  (myIsInternalEditOperation) {
 149     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 150                                                          (myWorkshop->currentOperation());
 151     FeaturePtr aLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature()
 152                                                                      : FeaturePtr();
 153     if (aLastFeature) {
 154       ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 155       ModuleBase_IPropertyPanel* aPanel = myWorkshop->currentOperation()->propertyPanel();
 156
 157       FeaturePtr aCurrentFeature = aFOperation->feature();
 158       bool isLineFeature = false, isReentrantArcFeature = false;
 159       std::string anAttributeOnStart;
 160       if (aCurrentFeature->getKind() == SketchPlugin_Line::ID()) {
 161         anAttributeOnStart = SketchPlugin_Line::START_ID();
 162         isLineFeature = anActiveWidget->attributeID() == anAttributeOnStart;
 163       }
 164       else if (isTangentArc(aFOperation, module()->sketchMgr()->activeSketch())) {
 165         isReentrantArcFeature = true;
 166       }
 167       bool aCanBeActivatedByMove = isLineFeature || isReentrantArcFeature;
 168       if (aCanBeActivatedByMove) {
 169         /// before restarting of operation we need to clear selection, as it may take part in
 170         /// new feature creation, e.g. tangent arc. But it is not necessary as it was processed
 171         /// by mouse release when the operation was restarted.
 172         workshop()->selector()->clearSelection();
 173
 174         myPreviousFeature = aFOperation->feature();
 175         restartOperation();
 176         myPreviousFeature = FeaturePtr();
 177
 178         anActiveWidget = module()->activeWidget();
 179         aProcessed = true;
 180         if (anActiveWidget && anActiveWidget->attributeID() == anAttributeOnStart) {
 181           // it was not deactivated by preselection processing
 182           aPanel->activateNextWidget(anActiveWidget);
 183         }
 184       } else {
 185         // processing mouse move in active widget of restarted operation
 186         ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 187         PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 188         if (aProcessor)
 189           aProcessor->mouseMoved(theWnd, theEvent);
 190       }
 191     }
 192   }
 193   return aProcessed;
 194 }
 195
 196 bool PartSet_SketcherReentrantMgr::processMousePressed(ModuleBase_IViewWindow* /* theWnd*/,
 197                                                         QMouseEvent* /* theEvent*/)
 198 {
 199   return isActiveMgr() && myIsInternalEditOperation;
 200 }
 201
 202 bool PartSet_SketcherReentrantMgr::processMouseReleased(ModuleBase_IViewWindow* theWindow,
 203                                                         QMouseEvent* theEvent)
 204 {
 205   bool aProcessed = false;
 206   if (!isActiveMgr())
 207     return aProcessed;
 208
 209   if (myIsInternalEditOperation) {
 210     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 211     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 212
 213     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 214     if (!anActiveWidget || !anActiveWidget->isViewerSelector()) {
 215
 216       // block of viewer update
 217       // we need to block update content of the viewer because of Sketch Point feature
 218       // in activate() the value of the point is initialized and it can be displayed
 219       // but the default value is [0, 0]. So, we block update viewer contentent until
 220       // onMouseRelease happens, which correct the point position
 221       ModuleBase_Tools::blockUpdateViewer(true);
 222
 223       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 224                                                            (myWorkshop->currentOperation());
 225       myPreviousFeature = aFOperation->feature();
 226
 227       /// selection should be obtained from workshop before ask if the operation can be started as
 228       /// the canStartOperation method performs commit/abort of previous operation.
 229       /// Sometimes commit/abort
 230       /// may cause selection clear(Sketch operation) as a result
 231       /// it will be lost and is not used for preselection.
 232       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 233       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 234         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 235
 236       myClickedSketchPoint = PartSet_Tools::getPnt2d(theEvent, theWindow,
 237                                                      module()->sketchMgr()->activeSketch());
 238       FeaturePtr anExternalCreatedFeature;
 239       if (!aPreSelected.empty()) {
 240         ModuleBase_ViewerPrsPtr aValue = aPreSelected.first();
 241         module()->getGeomSelection(aValue, mySelectedObject, mySelectedAttribute);
 242
 243         PartSet_WidgetPoint2D* aPointWidget = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 244         if (aPointWidget) {
 245           GeomShapePtr aShape;
 246           aPointWidget->getGeomSelection_(aValue, mySelectedObject, aShape);
 247           ObjectPtr anExternalObject =
 248             aPointWidget->getExternalObjectMgr()->getExternalObjectValidated();
 249           // if external object is during reentrant operation and is used as a parameter of feature
 250           // it should be removed after the operation is restarted. (Circle feature, Projection)
 251           if (anExternalObject.get())
 252             anExternalCreatedFeature = ModelAPI_Feature::feature(anExternalObject);
 253         }
 254       }
 255
 256       restartOperation();
 257       // remove created external feature
 258       if (anExternalCreatedFeature.get()) {
 259         QObjectPtrList anObjects;
 260         anObjects.append(anExternalCreatedFeature);
 261         workshop()->deleteFeatures(anObjects);
 262       }
 263
 264       myClickedSketchPoint = std::shared_ptr<GeomAPI_Pnt2d>();
 265       mySelectedObject = ObjectPtr();
 266       mySelectedAttribute = AttributePtr();
 267
 268       myPreviousFeature = FeaturePtr();
 269       aProcessed = true;
 270
 271       // fill the first widget by the mouse event point
 272       // if the active widget is not the first, it means that the restarted operation is filled by
 273       // the current preselection.
 274       PartSet_MouseProcessor* aMouseProcessor = dynamic_cast<PartSet_MouseProcessor*>(
 275                                                                        module()->activeWidget());
 276       //PartSet_WidgetPoint2D* aPoint2DWdg =
 277       //  dynamic_cast<PartSet_WidgetPoint2D*>(module()->activeWidget());
 278       PartSet_MouseProcessor* aFirstWidget = dynamic_cast<PartSet_MouseProcessor*>(
 279                                                         aPanel->findFirstAcceptingValueWidget());
 280       //if (aPoint2DWdg && aPoint2DWdg == aFirstWidget) {
 281       if (aMouseProcessor && aMouseProcessor == aFirstWidget) {
 282         std::shared_ptr<ModuleBase_ViewerPrs> aSelectedPrs;
 283         if (!aPreSelected.empty())
 284           aSelectedPrs = aPreSelected.front();
 285         if (aSelectedPrs.get() && aSelectedPrs->object().get()
 286             && !aSelectedPrs->object()->data()->isValid()) {
 287           // the selected object was removed diring restart, e.g. presentable macro feature
 288           // there are created objects to replace the object depending on created feature kind
 289           aSelectedPrs = std::shared_ptr<ModuleBase_ViewerPrs>();
 290         }
 291         aMouseProcessor->setPreSelection(aSelectedPrs, theWindow, theEvent);
 292         //aPoint2DWdg->mouseReleased(theWindow, theEvent);
 293         //if (!aPreSelected.empty())
 294         //  aPoint2DWdg->setPreSelection(ModuleBase_ViewerPrsPtr());
 295       }
 296       // unblock viewer update
 297       ModuleBase_Tools::blockUpdateViewer(false);
 298     }
 299   }
 300   return aProcessed;
 301 }
 302
 303 //******************************************************
 304 void PartSet_SketcherReentrantMgr::setReentrantPreSelection(
 305                                        const std::shared_ptr<Events_Message>& theMessage)
 306 {
 307   ReentrantMessagePtr aReentrantMessage =
 308                       std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
 309   if (!aReentrantMessage.get())
 310     return;
 311
 312   // if feature has already filled the selected object, we should not overwrite it
 313   if (!aReentrantMessage->selectedObject().get())
 314     aReentrantMessage->setSelectedObject(mySelectedObject);
 315
 316   aReentrantMessage->setSelectedAttribute(mySelectedAttribute);
 317   aReentrantMessage->setClickedPoint(myClickedSketchPoint);
 318 }
 319
 320 //void PartSet_SketcherReentrantMgr::onWidgetActivated()
 321 //{
 322 //  if (!isActiveMgr())
 323 //    return;
 324 //  if (!myIsInternalEditOperation)
 325 //    return;
 326 //
 327 //  PartSet_Module* aModule = module();
 328 //  ModuleBase_ModelWidget* aFirstWidget = aModule->activeWidget();
 329 //  ModuleBase_IPropertyPanel* aPanel = aModule->currentOperation()->propertyPanel();
 330 //  if (aFirstWidget != aPanel->activeWidget()) {
 331 //    ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>
 332 //      (aFirstWidget);
 333 //    if (aWSelector) {
 334 //      myWorkshop->selectionActivate()->updateSelectionModesAndFilters(aWSelector);
 335 //    }
 336 //  }
 337 //}
 338
 339 void PartSet_SketcherReentrantMgr::onNoMoreWidgets(const std::string& thePreviousAttributeID)
 340 {
 341 #ifdef DEBUG_RESTART
 342   std::cout << "PartSet_SketcherReentrantMgr::onNoMoreWidgets" << std::endl;
 343 #endif
 344
 345   if (!isActiveMgr())
 346     return;
 347
 348   // we should avoid processing of the signal about no more widgets attributes and
 349   // do this after the restart operaion is finished if it was called
 350   // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 351   // if it should be called after restart
 352   if (myIsFlagsBlocked) {
 353     myNoMoreWidgetsAttribute = thePreviousAttributeID;
 354     return;
 355   }
 356
 357   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 358                                                        (myWorkshop->currentOperation());
 359   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 360     return;
 361
 362   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 363     if (aFOperation->isNeedToBeAborted()) {
 364       aFOperation->abort();
 365     }
 366     else {
 367       bool isStarted = false;
 368       if (!module()->sketchMgr()->sketchSolverError()) {
 369         if (myRestartingMode != RM_Forbided) {
 370           myRestartingMode = RM_LastFeatureUsed;
 371           isStarted = startInternalEdit(thePreviousAttributeID);
 372         }
 373       }
 374       if (!isStarted)
 375         aFOperation->commit();
 376     }
 377   }
 378 }
 379
 380 bool PartSet_SketcherReentrantMgr::processEnter(const std::string& thePreviousAttributeID)
 381 {
 382   bool isDone = false;
 383
 384   if (!isActiveMgr())
 385     return isDone;
 386
 387   // empty previous attribute means that the Apply/Ok button has focus and the enter
 388   // should not lead to start edition mode of the previous operation
 389   if (thePreviousAttributeID.empty())
 390     return isDone;
 391
 392   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 393                                                        (myWorkshop->currentOperation());
 394   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 395     return isDone;
 396
 397   bool isSketchSolverError = module()->sketchMgr()->sketchSolverError();
 398
 399   if (!isSketchSolverError) {
 400     myRestartingMode = RM_EmptyFeatureUsed;
 401     isDone = startInternalEdit(thePreviousAttributeID);
 402   }
 403
 404   return isDone;
 405 }
 406
 407 void PartSet_SketcherReentrantMgr::onVertexSelected()
 408 {
 409   if (!isActiveMgr())
 410     return;
 411
 412   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 413   std::string anOperationId = anOperation->id().toStdString();
 414   if (anOperationId == SketchPlugin_Line::ID() ||
 415       isTangentArc(anOperation, module()->sketchMgr()->activeSketch())) {
 416     /// If last line finished on vertex the lines creation sequence has to be break
 417     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 418     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 419     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 420     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 421     bool aFoundWidget = false;
 422     bool aFoundObligatory = false;
 423     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 424       if (!aFoundWidget)
 425         aFoundWidget = *anIt == anActiveWidget;
 426       else
 427         aFoundObligatory = (*anIt)->isObligatory();
 428     }
 429     if (!aFoundObligatory)
 430       myRestartingMode = RM_Forbided;
 431   }
 432 }
 433
 434 void PartSet_SketcherReentrantMgr::onAfterValuesChangedInPropertyPanel()
 435 {
 436
 437   if (isInternalEditActive()) {
 438     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 439                                                        (myWorkshop->currentOperation());
 440     ModuleBase_ModelWidget* aWidget = (ModuleBase_ModelWidget*)sender();
 441     if (!aWidget->isModifiedInEdit().empty())
 442       restartOperation();
 443   }
 444 }
 445
 446 void PartSet_SketcherReentrantMgr::onBeforeStopped()
 447 {
 448   if (!isActiveMgr() || !myIsInternalEditOperation)
 449     return;
 450
 451   beforeStopInternalEdit();
 452 }
 453
 454 bool PartSet_SketcherReentrantMgr::canBeCommittedByPreselection()
 455 {
 456   return !isActiveMgr() || myRestartingMode == RM_None;
 457 }
 458
 459 bool PartSet_SketcherReentrantMgr::isActiveMgr() const
 460 {
 461   ModuleBase_Operation* aCurrentOperation = myWorkshop->currentOperation();
 462
 463   bool anActive = PartSet_SketcherMgr::isSketchOperation(aCurrentOperation);
 464   if (!anActive) {
 465     anActive = module()->sketchMgr()->isNestedSketchOperation(aCurrentOperation);
 466     if (anActive) { // the manager is not active when the current operation is a usual Edit
 467       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 468                                                        (myWorkshop->currentOperation());
 469       if (aFOperation->isEditOperation())
 470         anActive = myIsInternalEditOperation;
 471     }
 472   }
 473   return anActive;
 474 }
 475
 476 bool PartSet_SketcherReentrantMgr::startInternalEdit(const std::string& thePreviousAttributeID)
 477 {
 478 #ifdef DEBUG_RESTART
 479   std::cout << "PartSet_SketcherReentrantMgr::startInternalEdit" << std::endl;
 480 #endif
 481
 482   bool isDone = false;
 483   /// this is workaround for ModuleBase_WidgetEditor, used in SALOME mode. Sometimes key enter
 484   /// event comes two times, so we should not start another internal edit operation
 485   /// the Apply button becomes disabled becase the second additional internal feature is created
 486   if (myIsInternalEditOperation)
 487     return true;
 488
 489   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 490                                                      (myWorkshop->currentOperation());
 491
 492   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 493     /// improvement to deselect automatically all eventual selected objects, when
 494     // returning to the neutral point of the Sketcher or start internal edit
 495     workshop()->selector()->clearSelection();
 496
 497     aFOperation->setEditOperation(true/*, false*/);
 498     createInternalFeature();
 499
 500     myIsInternalEditOperation = true;
 501     updateAcceptAllAction();
 502
 503     isDone = true;
 504     connect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 505     connect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 506
 507     // activate selection filters of the first widget in the viewer
 508     //onWidgetActivated();
 509
 510     // activate the last active widget in the Property Panel
 511     if (!thePreviousAttributeID.empty()) {
 512       ModuleBase_Operation* anEditOperation = module()->currentOperation();
 513       if (anEditOperation) {
 514         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 515         ModuleBase_ModelWidget* aPreviousAttributeWidget = 0;
 516         QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 517         for (int i = 0, aNb = aWidgets.size(); i < aNb && !aPreviousAttributeWidget; i++) {
 518           if (aWidgets[i]->attributeID() == thePreviousAttributeID) {
 519           /// workaround for the same attributes used in different stacked widgets(attribute types)
 520           if (ModuleBase_ToolBox::isOffToolBoxParent(aWidgets[i]))
 521             continue;
 522             aPreviousAttributeWidget = aWidgets[i];
 523           }
 524         }
 525         // If the current widget is a selector, do nothing, it processes the mouse press
 526         if (aPreviousAttributeWidget) {
 527           if (!aPreviousAttributeWidget->isViewerSelector()) {
 528             aPreviousAttributeWidget->focusTo();
 529             aPreviousAttributeWidget->emitFocusInWidget();
 530             aPreviousAttributeWidget->selectContent();
 531           }
 532           else {
 533             // in case of shape multi selector, the widget does not lose focus by filling
 534             // like it is in shape selector. So, if enter is pressed, the multi shape selector
 535             // control should be deactivated. The focus is moved to Apply button and there
 536             // should not be active control visualized in property panel
 537             if (aPreviousAttributeWidget == aPanel->activeWidget()) {
 538               aPanel->activateWidget(NULL, false);
 539             }
 540             // if there is no the next widget to be automatically activated,
 541             // the Ok button in property
 542             // panel should accept the focus(example is parallel constraint on sketch lines)
 543             QToolButton* anOkBtn =
 544               dynamic_cast<XGUI_PropertyPanel*>(aPanel)->findButton(PROP_PANEL_OK);
 545             if (anOkBtn)
 546               ModuleBase_Tools::setFocus(anOkBtn, "XGUI_PropertyPanel::activateNextWidget");
 547           }
 548         }
 549       }
 550     }
 551   }
 552   if (isDone)
 553     module()->sketchMgr()->clearClickedFlags();
 554
 555   return isDone;
 556 }
 557
 558 void PartSet_SketcherReentrantMgr::beforeStopInternalEdit()
 559 {
 560   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 561                                                       (myWorkshop->currentOperation());
 562   if (aFOperation) {
 563     disconnect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 564     disconnect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 565   }
 566
 567   deleteInternalFeature();
 568 }
 569
 570 void PartSet_SketcherReentrantMgr::restartOperation()
 571 {
 572 #ifdef DEBUG_RESTART
 573   std::cout << "PartSet_SketcherReentrantMgr::restartOperation" << std::endl;
 574 #endif
 575
 576   if (myIsInternalEditOperation) {
 577     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 578                                                                   myWorkshop->currentOperation());
 579     if (aFOperation) {
 580       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 581       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 582         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 583
 584       if (myInternalFeature.get())
 585         copyReetntrantAttributes(myInternalFeature, aFOperation->feature(),
 586                                  module()->sketchMgr()->activeSketch());
 587
 588       myNoMoreWidgetsAttribute = "";
 589       myIsFlagsBlocked = true;
 590       /// launch has 'false' parameter to do not start new operation if the previous operation
 591       /// is not committed. It is important for Line Sketch feature as it uses the previous
 592       /// created feature parameter(to build coincidence), but by abort the previous is removed
 593       module()->launchOperation(aFOperation->id(), true);
 594       myIsFlagsBlocked = false;
 595       resetFlags();
 596
 597       // we should avoid processing of the signal about no more widgets attributes and
 598       // do this after the restart operaion is finished if it was called
 599       // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 600       // if it should be called after restart
 601       if (!myNoMoreWidgetsAttribute.empty()) {
 602         onNoMoreWidgets(myNoMoreWidgetsAttribute);
 603         myNoMoreWidgetsAttribute = "";
 604       }
 605     }
 606   }
 607 }
 608
 609 void PartSet_SketcherReentrantMgr::createInternalFeature()
 610 {
 611   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 612                                                      (myWorkshop->currentOperation());
 613
 614   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 615     FeaturePtr anOperationFeature = aFOperation->feature();
 616
 617     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 618     myInternalFeature = aSketch->addFeature(anOperationFeature->getKind());
 619
 620 #ifdef DEBUG_RESTART
 621     std::cout << "PartSet_SketcherReentrantMgr::createInternalFeature: "
 622               << myInternalFeature->data()->name() << std::endl;
 623 #endif
 624
 625     bool isFeatureChanged = copyReetntrantAttributes(anOperationFeature, myInternalFeature,
 626                                                      aSketch, false);
 627     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 628                                                   (aFOperation->propertyPanel());
 629
 630     myInternalWidget = new QWidget(aPropertyPanel->contentWidget()->pageWidget());
 631     myInternalWidget->setVisible(false);
 632
 633     ModuleBase_PageWidget* anInternalPage = new ModuleBase_PageWidget(myInternalWidget);
 634
 635     QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
 636     ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), myWorkshop);
 637
 638     aFactory.createWidget(anInternalPage);
 639     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 640
 641     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 642       bool isStoreValue = !aFOperation->isEditOperation() &&
 643                           !aWidget->getDefaultValue().empty() &&
 644                           !aWidget->isComputedDefault();
 645       aWidget->setFeature(myInternalFeature, isStoreValue);
 646       if (!isStoreValue && isFeatureChanged)
 647         aWidget->restoreValue();
 648     }
 649
 650     ModuleBase_ModelWidget* aFirstWidget = ModuleBase_IPropertyPanel::findFirstAcceptingValueWidget
 651                                                                                         (aWidgets);
 652     if (aFirstWidget)
 653       setInternalActiveWidget(aFirstWidget);
 654   }
 655 }
 656
 657 void PartSet_SketcherReentrantMgr::deleteInternalFeature()
 658 {
 659 #ifdef DEBUG_RESTART
 660   std::cout << "PartSet_SketcherReentrantMgr::deleteInternalFeature: "
 661             << myInternalFeature->data()->name() << std::endl;
 662 #endif
 663   setInternalActiveWidget(0);
 664   delete myInternalWidget;
 665   myInternalWidget = 0;
 666
 667   QObjectPtrList anObjects;
 668   anObjects.append(myInternalFeature);
 669   workshop()->deleteFeatures(anObjects);
 670   myInternalFeature = FeaturePtr();
 671 }
 672
 673 void PartSet_SketcherReentrantMgr::resetFlags()
 674 {
 675   if (!myIsFlagsBlocked) {
 676     myIsInternalEditOperation = false;
 677     updateAcceptAllAction();
 678     myRestartingMode = RM_None;
 679     myReentrantMessage = std::shared_ptr<Events_Message>();
 680   }
 681 }
 682
 683 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 684                                                              const FeaturePtr& theNewFeature,
 685                                                              const CompositeFeaturePtr& theSketch,
 686                                                              const bool /*isTemporary*/)
 687 {
 688   bool aChanged = false;
 689   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 690       !theSourceFeature->data()->isValid())
 691     return aChanged;
 692
 693 #ifdef DEBUG_RESTART
 694   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 695             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 696             << "'" << std::endl;
 697 #endif
 698
 699   std::string aFeatureKind = theSourceFeature->getKind();
 700   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 701     // Initialize new line with first point equal to end of previous
 702     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 703     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 704                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 705     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 706     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 707                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 708     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 709     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 710
 711     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 712                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 713     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 714   }
 715   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 716     // set circle type
 717     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_TYPE();
 718     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 719     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 720     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 721       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());
 722     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 723     //aChanged = true;
 724   }
 725   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 726     // set arc type
 727     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 728     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 729     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 730     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 731       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 732     //// if the arc is tangent, set coincidence to end point of the previous arc
 733     //std::string anArcType = aSourceFeatureTypeAttr->value();
 734     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 735     //  // get the last point of the previuos arc feature(geom point 2d)
 736     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 737     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 738     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 739     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 740     //  // get point attribute on the current feature
 741     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 742     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 743     //  aTangentPointAttr->setAttr(aSPointAttr);
 744
 745     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 746     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 747     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 748     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 749
 750     //}
 751     //ModuleBase_Tools::flushUpdated(theNewFeature);
 752     //aChanged = true;
 753   }
 754   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 755            aFeatureKind == SketchPlugin_Split::ID()) {
 756     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 757                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 758     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 759                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 760     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 761                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 762                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 763     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 764                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 765                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 766     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 767     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 768                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 769                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 770     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 771                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 772                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 773     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 774   }
 775   return aChanged;
 776 }
 777
 778 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 779                                                  const CompositeFeaturePtr& /*theSketch*/) const
 780 {
 781   bool aTangentArc = false;
 782   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 783                                                                         (theOperation);
 784   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 785     FeaturePtr aFeature = aFOperation->feature();
 786     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 787       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 788       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 789       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 790     }
 791   }
 792   return aTangentArc;
 793 }
 794
 795 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 796 {
 797   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 798   if (aSketch.get())
 799     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 800 }
 801
 802 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 803 {
 804   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 805   return aConnector->workshop();
 806 }
 807
 808 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 809 {
 810   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 811 }
 812
 813 void PartSet_SketcherReentrantMgr::setInternalActiveWidget(ModuleBase_ModelWidget* theWidget)
 814 {
 815   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 816     (myWorkshop->currentOperation());
 817   if (aFOperation)
 818   {
 819     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 820       (aFOperation->propertyPanel());
 821     if (aPropertyPanel)
 822       aPropertyPanel->setInternalActiveWidget(theWidget);
 823   }
 824 }