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