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*>
 337 //      (aFirstWidget);
 338 //    if (aWSelector) {
 339 //      myWorkshop->selectionActivate()->activateSelectionAndFilters(aWSelector);
 340 //    }
 341 //  }
 342 //}
 343
 344 void PartSet_SketcherReentrantMgr::onNoMoreWidgets(const std::string& thePreviousAttributeID)
 345 {
 346 #ifdef DEBUG_RESTART
 347   std::cout << "PartSet_SketcherReentrantMgr::onNoMoreWidgets" << std::endl;
 348 #endif
 349
 350   if (!isActiveMgr())
 351     return;
 352
 353   // we should avoid processing of the signal about no more widgets attributes and
 354   // do this after the restart operaion is finished if it was called
 355   // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 356   // if it should be called after restart
 357   if (myIsFlagsBlocked) {
 358     myNoMoreWidgetsAttribute = thePreviousAttributeID;
 359     return;
 360   }
 361
 362   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 363                                                        (myWorkshop->currentOperation());
 364   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 365     return;
 366
 367   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 368     bool isStarted = false;
 369     if (!module()->sketchMgr()->sketchSolverError()) {
 370       if (myRestartingMode != RM_Forbided) {
 371         myRestartingMode = RM_LastFeatureUsed;
 372         isStarted = startInternalEdit(thePreviousAttributeID);
 373       }
 374     }
 375     if (!isStarted)
 376       aFOperation->commit();
 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       myInternalActiveWidget = 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   if (myInternalActiveWidget) {
 664     ModuleBase_WidgetSelector* aWSelector =
 665       dynamic_cast<ModuleBase_WidgetSelector*>(myInternalActiveWidget);
 666     if (aWSelector)
 667       myWorkshop->selectionActivate()->activateSelectionAndFilters(aWSelector);
 668     myInternalActiveWidget = 0;
 669   }
 670   delete myInternalWidget;
 671   myInternalWidget = 0;
 672
 673   QObjectPtrList anObjects;
 674   anObjects.append(myInternalFeature);
 675   workshop()->deleteFeatures(anObjects);
 676   myInternalFeature = FeaturePtr();
 677 }
 678
 679 void PartSet_SketcherReentrantMgr::resetFlags()
 680 {
 681   if (!myIsFlagsBlocked) {
 682     myIsInternalEditOperation = false;
 683     updateAcceptAllAction();
 684     myRestartingMode = RM_None;
 685     myReentrantMessage = std::shared_ptr<Events_Message>();
 686   }
 687 }
 688
 689 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 690                                                              const FeaturePtr& theNewFeature,
 691                                                              const CompositeFeaturePtr& theSketch,
 692                                                              const bool /*isTemporary*/)
 693 {
 694   bool aChanged = false;
 695   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 696       !theSourceFeature->data()->isValid())
 697     return aChanged;
 698
 699 #ifdef DEBUG_RESTART
 700   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 701             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 702             << "'" << std::endl;
 703 #endif
 704
 705   std::string aFeatureKind = theSourceFeature->getKind();
 706   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 707     // Initialize new line with first point equal to end of previous
 708     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 709     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 710                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 711     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 712     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 713                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 714     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 715     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 716
 717     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 718                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 719     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 720   }
 721   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 722     // set circle type
 723     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_TYPE();
 724     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 725     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 726     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 727       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());
 728     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 729     //aChanged = true;
 730   }
 731   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 732     // set arc type
 733     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 734     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 735     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 736     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 737       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 738     //// if the arc is tangent, set coincidence to end point of the previous arc
 739     //std::string anArcType = aSourceFeatureTypeAttr->value();
 740     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 741     //  // get the last point of the previuos arc feature(geom point 2d)
 742     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 743     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 744     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 745     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 746     //  // get point attribute on the current feature
 747     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 748     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 749     //  aTangentPointAttr->setAttr(aSPointAttr);
 750
 751     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 752     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 753     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 754     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 755
 756     //}
 757     //ModuleBase_Tools::flushUpdated(theNewFeature);
 758     //aChanged = true;
 759   }
 760   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 761            aFeatureKind == SketchPlugin_Split::ID()) {
 762     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 763                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 764     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 765                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 766     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 767                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 768                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 769     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 770                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 771                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 772     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 773     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 774                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 775                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 776     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 777                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 778                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 779     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 780   }
 781   return aChanged;
 782 }
 783
 784 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 785                                                  const CompositeFeaturePtr& /*theSketch*/) const
 786 {
 787   bool aTangentArc = false;
 788   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 789                                                                         (theOperation);
 790   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 791     FeaturePtr aFeature = aFOperation->feature();
 792     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 793       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 794       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 795       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 796     }
 797   }
 798   return aTangentArc;
 799 }
 800
 801 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 802 {
 803   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 804   if (aSketch.get())
 805     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 806 }
 807
 808 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 809 {
 810   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 811   return aConnector->workshop();
 812 }
 813
 814 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 815 {
 816   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 817 }