src/PartSet/PartSet_SketcherReentrantMgr.cpp

   1 // Copyright (C) 2014-2019  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "PartSet_SketcherReentrantMgr.h"
  21 #include "PartSet_ExternalObjectsMgr.h"
  22 #include "PartSet_Module.h"
  23 #include "PartSet_SketcherMgr.h"
  24 #include "PartSet_WidgetPoint2d.h"
  25
  26 #include "ModelAPI_Session.h"
  27 #include "ModelAPI_AttributeString.h"
  28 #include "ModelAPI_AttributeRefAttr.h"
  29 #include "ModelAPI_AttributeReference.h"
  30 #include "ModelAPI_EventReentrantMessage.h"
  31
  32 #include "GeomDataAPI_Point2D.h"
  33
  34 #include "GeomAPI_Lin2d.h"
  35 #include "GeomAPI_Dir2d.h"
  36
  37 #include <ModuleBase_IPropertyPanel.h>
  38 #include <ModuleBase_ISelectionActivate.h>
  39 #include <ModuleBase_OperationFeature.h>
  40 #include <ModuleBase_ModelWidget.h>
  41 #include <ModuleBase_ViewerPrs.h>
  42 #include <ModuleBase_WidgetSelector.h>
  43 #include <ModuleBase_PageWidget.h>
  44 #include <ModuleBase_PageBase.h>
  45 #include <ModuleBase_WidgetFactory.h>
  46 #include <ModuleBase_OperationDescription.h>
  47 #include "ModuleBase_ToolBox.h"
  48 #include "ModuleBase_ISelection.h"
  49
  50 #include <SketchPlugin_Feature.h>
  51 #include <SketchPlugin_Line.h>
  52 #include <SketchPlugin_MacroArc.h>
  53 #include <SketchPlugin_MacroCircle.h>
  54 #include <SketchPlugin_Point.h>
  55 #include <SketchPlugin_Trim.h>
  56 #include <SketchPlugin_Split.h>
  57 #include <SketchPlugin_ConstraintHorizontal.h>
  58 #include <SketchPlugin_ConstraintVertical.h>
  59
  60 #include <XGUI_Workshop.h>
  61 #include <XGUI_ModuleConnector.h>
  62 #include <XGUI_OperationMgr.h>
  63 #include <XGUI_PropertyPanel.h>
  64 #include <XGUI_ErrorMgr.h>
  65 #include <XGUI_SelectionMgr.h>
  66
  67 #include <QToolButton>
  68
  69 //#define DEBUG_RESTART
  70
  71 PartSet_SketcherReentrantMgr::PartSet_SketcherReentrantMgr(ModuleBase_IWorkshop* theWorkshop)
  72 : QObject(theWorkshop),
  73   myWorkshop(theWorkshop),
  74   myRestartingMode(RM_None),
  75   myIsFlagsBlocked(false),
  76   myIsInternalEditOperation(false),
  77   myNoMoreWidgetsAttribute(""),
  78   myIsAutoConstraints(true)
  79 {
  80 }
  81
  82 PartSet_SketcherReentrantMgr::~PartSet_SketcherReentrantMgr()
  83 {
  84 }
  85
  86 bool PartSet_SketcherReentrantMgr::isInternalEditActive() const
  87 {
  88   return myIsInternalEditOperation;
  89 }
  90
  91 void PartSet_SketcherReentrantMgr::updateInternalEditActiveState()
  92 {
  93   if  (myIsInternalEditOperation) {
  94     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
  95                                                          (myWorkshop->currentOperation());
  96     if (aFOperation) {
  97       FeaturePtr aFeature = aFOperation->feature();
  98       QString anError = myWorkshop->module()->getFeatureError(aFeature);
  99       // stop started internal edit operation as soon as the operation becomes invalid
 100       // it is especially important for the sketch tangent arc feature
 101       if (!anError.isEmpty()) {
 102         aFOperation->setEditOperation(false);
 103         //workshop()->operationMgr()->updateApplyOfOperations();
 104         myIsInternalEditOperation = false;
 105         updateAcceptAllAction();
 106       }
 107     }
 108   }
 109 }
 110
 111 bool PartSet_SketcherReentrantMgr::operationCommitted(ModuleBase_Operation* theOperation)
 112 {
 113   bool aProcessed = false;
 114   if (!isActiveMgr())
 115     return aProcessed;
 116
 117   aProcessed = myIsInternalEditOperation;
 118   resetFlags();
 119
 120   return aProcessed;
 121 }
 122
 123 void PartSet_SketcherReentrantMgr::operationStarted(ModuleBase_Operation* theOperation)
 124 {
 125   if (!isActiveMgr())
 126     return;
 127
 128   //if (myPreviousFeature.get() && myRestartingMode == RM_LastFeatureUsed) {
 129     //ModuleBase_OperationFeature* aCurrentOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 130     //                                                            myWorkshop->currentOperation());
 131     //CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 132     //if (myPreviousFeature.get() && myPreviousFeature->data()->isValid()) // it is not removed
 133       //copyReetntrantAttributes(myPreviousFeature, aCurrentOperation->feature(), aSketch);
 134   //}
 135   resetFlags();
 136 }
 137
 138 void PartSet_SketcherReentrantMgr::operationAborted(ModuleBase_Operation* theOperation)
 139 {
 140   if (!isActiveMgr())
 141     return;
 142
 143   resetFlags();
 144 }
 145
 146 bool PartSet_SketcherReentrantMgr::processMouseMoved(ModuleBase_IViewWindow* theWnd,
 147                                                       QMouseEvent* theEvent)
 148 {
 149   bool aProcessed = false;
 150   if (!isActiveMgr())
 151     return aProcessed;
 152
 153   if  (myIsInternalEditOperation) {
 154     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 155                                                          (myWorkshop->currentOperation());
 156     FeaturePtr aLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature()
 157                                                                      : FeaturePtr();
 158     if (aLastFeature) {
 159       ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 160       ModuleBase_IPropertyPanel* aPanel = myWorkshop->currentOperation()->propertyPanel();
 161
 162       FeaturePtr aCurrentFeature = aFOperation->feature();
 163       bool isLineFeature = false, isReentrantArcFeature = false;
 164       std::string anAttributeOnStart;
 165       if (aCurrentFeature->getKind() == SketchPlugin_Line::ID()) {
 166         anAttributeOnStart = SketchPlugin_Line::START_ID();
 167         isLineFeature = anActiveWidget->attributeID() == anAttributeOnStart;
 168       }
 169       else if (isTangentArc(aFOperation, module()->sketchMgr()->activeSketch())) {
 170         isReentrantArcFeature = true;
 171       }
 172       bool aCanBeActivatedByMove = isLineFeature || isReentrantArcFeature;
 173       if (aCanBeActivatedByMove) {
 174         /// before restarting of operation we need to clear selection, as it may take part in
 175         /// new feature creation, e.g. tangent arc. But it is not necessary as it was processed
 176         /// by mouse release when the operation was restarted.
 177         workshop()->selector()->clearSelection();
 178
 179         myPreviousFeature = aFOperation->feature();
 180         if (myIsAutoConstraints)
 181           addConstraints(myPreviousFeature);
 182         restartOperation();
 183         myPreviousFeature = FeaturePtr();
 184
 185         anActiveWidget = module()->activeWidget();
 186         aProcessed = true;
 187         if (anActiveWidget && anActiveWidget->attributeID() == anAttributeOnStart) {
 188           // it was not deactivated by preselection processing
 189           aPanel->activateNextWidget(anActiveWidget);
 190         }
 191       } else {
 192         // processing mouse move in active widget of restarted operation
 193         ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 194         PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 195         if (aProcessor)
 196           aProcessor->mouseMoved(theWnd, theEvent);
 197       }
 198     }
 199   }
 200   return aProcessed;
 201 }
 202
 203 bool PartSet_SketcherReentrantMgr::processMousePressed(ModuleBase_IViewWindow* /* theWnd*/,
 204                                                         QMouseEvent* /* theEvent*/)
 205 {
 206   return isActiveMgr() && myIsInternalEditOperation;
 207 }
 208
 209 bool PartSet_SketcherReentrantMgr::processMouseReleased(ModuleBase_IViewWindow* theWindow,
 210                                                         QMouseEvent* theEvent)
 211 {
 212   bool aProcessed = false;
 213   if (!isActiveMgr())
 214     return aProcessed;
 215
 216   if (myIsInternalEditOperation) {
 217     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 218     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 219
 220     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 221     if (!anActiveWidget || !anActiveWidget->isViewerSelector()) {
 222
 223       // block of viewer update
 224       // we need to block update content of the viewer because of Sketch Point feature
 225       // in activate() the value of the point is initialized and it can be displayed
 226       // but the default value is [0, 0]. So, we block update viewer contentent until
 227       // onMouseRelease happens, which correct the point position
 228       ModuleBase_Tools::blockUpdateViewer(true);
 229
 230       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 231                                                            (myWorkshop->currentOperation());
 232       myPreviousFeature = aFOperation->feature();
 233
 234       /// selection should be obtained from workshop before ask if the operation can be started as
 235       /// the canStartOperation method performs commit/abort of previous operation.
 236       /// Sometimes commit/abort
 237       /// may cause selection clear(Sketch operation) as a result
 238       /// it will be lost and is not used for preselection.
 239       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 240       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 241         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 242
 243       myClickedSketchPoint = PartSet_Tools::getPnt2d(theEvent, theWindow,
 244                                                      module()->sketchMgr()->activeSketch());
 245       FeaturePtr anExternalCreatedFeature;
 246       if (!aPreSelected.empty()) {
 247         ModuleBase_ViewerPrsPtr aValue = aPreSelected.first();
 248         module()->getGeomSelection(aValue, mySelectedObject, mySelectedAttribute);
 249
 250         PartSet_WidgetPoint2D* aPointWidget = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 251         if (aPointWidget) {
 252           GeomShapePtr aShape;
 253           aPointWidget->getGeomSelection_(aValue, mySelectedObject, aShape);
 254           ObjectPtr anExternalObject =
 255             aPointWidget->getExternalObjectMgr()->getExternalObjectValidated();
 256           // if external object is during reentrant operation and is used as a parameter of feature
 257           // it should be removed after the operation is restarted. (Circle feature, Projection)
 258           if (anExternalObject.get())
 259             anExternalCreatedFeature = ModelAPI_Feature::feature(anExternalObject);
 260         }
 261       }
 262
 263       restartOperation();
 264       // remove created external feature
 265       if (anExternalCreatedFeature.get()) {
 266         QObjectPtrList anObjects;
 267         anObjects.append(anExternalCreatedFeature);
 268         workshop()->deleteFeatures(anObjects);
 269       }
 270
 271       myClickedSketchPoint = std::shared_ptr<GeomAPI_Pnt2d>();
 272       mySelectedObject = ObjectPtr();
 273       mySelectedAttribute = AttributePtr();
 274
 275       myPreviousFeature = FeaturePtr();
 276       aProcessed = true;
 277
 278       // fill the first widget by the mouse event point
 279       // if the active widget is not the first, it means that the restarted operation is filled by
 280       // the current preselection.
 281       PartSet_MouseProcessor* aMouseProcessor = dynamic_cast<PartSet_MouseProcessor*>(
 282                                                                        module()->activeWidget());
 283       //PartSet_WidgetPoint2D* aPoint2DWdg =
 284       //  dynamic_cast<PartSet_WidgetPoint2D*>(module()->activeWidget());
 285       PartSet_MouseProcessor* aFirstWidget = dynamic_cast<PartSet_MouseProcessor*>(
 286                                                         aPanel->findFirstAcceptingValueWidget());
 287       //if (aPoint2DWdg && aPoint2DWdg == aFirstWidget) {
 288       if (aMouseProcessor && aMouseProcessor == aFirstWidget) {
 289         std::shared_ptr<ModuleBase_ViewerPrs> aSelectedPrs;
 290         if (!aPreSelected.empty())
 291           aSelectedPrs = aPreSelected.front();
 292         if (aSelectedPrs.get() && aSelectedPrs->object().get()
 293             && !aSelectedPrs->object()->data()->isValid()) {
 294           // the selected object was removed diring restart, e.g. presentable macro feature
 295           // there are created objects to replace the object depending on created feature kind
 296           aSelectedPrs = std::shared_ptr<ModuleBase_ViewerPrs>();
 297         }
 298         aMouseProcessor->setPreSelection(aSelectedPrs, theWindow, theEvent);
 299         //aPoint2DWdg->mouseReleased(theWindow, theEvent);
 300         //if (!aPreSelected.empty())
 301         //  aPoint2DWdg->setPreSelection(ModuleBase_ViewerPrsPtr());
 302       }
 303       // unblock viewer update
 304       ModuleBase_Tools::blockUpdateViewer(false);
 305     }
 306   }
 307   return aProcessed;
 308 }
 309
 310 //******************************************************
 311 void PartSet_SketcherReentrantMgr::setReentrantPreSelection(
 312                                        const std::shared_ptr<Events_Message>& theMessage)
 313 {
 314   ReentrantMessagePtr aReentrantMessage =
 315                       std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
 316   if (!aReentrantMessage.get())
 317     return;
 318
 319   // if feature has already filled the selected object, we should not overwrite it
 320   if (!aReentrantMessage->selectedObject().get())
 321     aReentrantMessage->setSelectedObject(mySelectedObject);
 322
 323   aReentrantMessage->setSelectedAttribute(mySelectedAttribute);
 324   aReentrantMessage->setClickedPoint(myClickedSketchPoint);
 325 }
 326
 327 //void PartSet_SketcherReentrantMgr::onWidgetActivated()
 328 //{
 329 //  if (!isActiveMgr())
 330 //    return;
 331 //  if (!myIsInternalEditOperation)
 332 //    return;
 333 //
 334 //  PartSet_Module* aModule = module();
 335 //  ModuleBase_ModelWidget* aFirstWidget = aModule->activeWidget();
 336 //  ModuleBase_IPropertyPanel* aPanel = aModule->currentOperation()->propertyPanel();
 337 //  if (aFirstWidget != aPanel->activeWidget()) {
 338 //    ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>
 339 //      (aFirstWidget);
 340 //    if (aWSelector) {
 341 //      myWorkshop->selectionActivate()->updateSelectionModesAndFilters(aWSelector);
 342 //    }
 343 //  }
 344 //}
 345
 346 void PartSet_SketcherReentrantMgr::onNoMoreWidgets(const std::string& thePreviousAttributeID)
 347 {
 348 #ifdef DEBUG_RESTART
 349   std::cout << "PartSet_SketcherReentrantMgr::onNoMoreWidgets" << std::endl;
 350 #endif
 351
 352   if (!isActiveMgr())
 353     return;
 354
 355   // we should avoid processing of the signal about no more widgets attributes and
 356   // do this after the restart operaion is finished if it was called
 357   // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 358   // if it should be called after restart
 359   if (myIsFlagsBlocked) {
 360     myNoMoreWidgetsAttribute = thePreviousAttributeID;
 361     return;
 362   }
 363
 364   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 365                                                        (myWorkshop->currentOperation());
 366   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 367     return;
 368
 369   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 370     if (aFOperation->isNeedToBeAborted()) {
 371       aFOperation->abort();
 372     }
 373     else {
 374       bool isStarted = false;
 375       if (!module()->sketchMgr()->sketchSolverError()) {
 376         if (myRestartingMode != RM_Forbided) {
 377           myRestartingMode = RM_LastFeatureUsed;
 378           isStarted = startInternalEdit(thePreviousAttributeID);
 379         }
 380       }
 381       if (!isStarted)
 382         aFOperation->commit();
 383     }
 384   }
 385 }
 386
 387 bool PartSet_SketcherReentrantMgr::processEnter(const std::string& thePreviousAttributeID)
 388 {
 389   bool isDone = false;
 390
 391   if (!isActiveMgr())
 392     return isDone;
 393
 394   // empty previous attribute means that the Apply/Ok button has focus and the enter
 395   // should not lead to start edition mode of the previous operation
 396   if (thePreviousAttributeID.empty())
 397     return isDone;
 398
 399   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 400                                                        (myWorkshop->currentOperation());
 401   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 402     return isDone;
 403
 404   bool isSketchSolverError = module()->sketchMgr()->sketchSolverError();
 405
 406   if (!isSketchSolverError) {
 407     myRestartingMode = RM_EmptyFeatureUsed;
 408     // It seems that the call is obsolete for Enter key processing
 409     // It prevent finalysing of the current operation by Enter key
 410     //isDone = startInternalEdit(thePreviousAttributeID);
 411   }
 412
 413   return isDone;
 414 }
 415
 416 void PartSet_SketcherReentrantMgr::onVertexSelected()
 417 {
 418   if (!isActiveMgr())
 419     return;
 420
 421   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 422   std::string anOperationId = anOperation->id().toStdString();
 423   if (anOperationId == SketchPlugin_Line::ID() ||
 424       isTangentArc(anOperation, module()->sketchMgr()->activeSketch())) {
 425     /// If last line finished on vertex the lines creation sequence has to be break
 426     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 427     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 428     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 429     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 430     bool aFoundWidget = false;
 431     bool aFoundObligatory = false;
 432     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 433       if (!aFoundWidget)
 434         aFoundWidget = *anIt == anActiveWidget;
 435       else
 436         aFoundObligatory = (*anIt)->isObligatory();
 437     }
 438     if (!aFoundObligatory)
 439       myRestartingMode = RM_Forbided;
 440   }
 441 }
 442
 443 void PartSet_SketcherReentrantMgr::onAfterValuesChangedInPropertyPanel()
 444 {
 445
 446   if (isInternalEditActive()) {
 447     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 448                                                        (myWorkshop->currentOperation());
 449     ModuleBase_ModelWidget* aWidget = (ModuleBase_ModelWidget*)sender();
 450     if (!aWidget->isModifiedInEdit().empty())
 451       restartOperation();
 452   }
 453 }
 454
 455 void PartSet_SketcherReentrantMgr::onBeforeStopped()
 456 {
 457   if (!isActiveMgr() || !myIsInternalEditOperation)
 458     return;
 459
 460   beforeStopInternalEdit();
 461 }
 462
 463 bool PartSet_SketcherReentrantMgr::canBeCommittedByPreselection()
 464 {
 465   return !isActiveMgr() || myRestartingMode == RM_None;
 466 }
 467
 468 bool PartSet_SketcherReentrantMgr::isActiveMgr() const
 469 {
 470   ModuleBase_Operation* aCurrentOperation = myWorkshop->currentOperation();
 471
 472   bool anActive = PartSet_SketcherMgr::isSketchOperation(aCurrentOperation);
 473   if (!anActive) {
 474     anActive = module()->sketchMgr()->isNestedSketchOperation(aCurrentOperation);
 475     if (anActive) { // the manager is not active when the current operation is a usual Edit
 476       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 477                                                        (myWorkshop->currentOperation());
 478       if (aFOperation->isEditOperation())
 479         anActive = myIsInternalEditOperation;
 480     }
 481   }
 482   return anActive;
 483 }
 484
 485 bool PartSet_SketcherReentrantMgr::startInternalEdit(const std::string& thePreviousAttributeID)
 486 {
 487 #ifdef DEBUG_RESTART
 488   std::cout << "PartSet_SketcherReentrantMgr::startInternalEdit" << std::endl;
 489 #endif
 490
 491   bool isDone = false;
 492   /// this is workaround for ModuleBase_WidgetEditor, used in SALOME mode. Sometimes key enter
 493   /// event comes two times, so we should not start another internal edit operation
 494   /// the Apply button becomes disabled becase the second additional internal feature is created
 495   if (myIsInternalEditOperation)
 496     return true;
 497
 498   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 499                                                      (myWorkshop->currentOperation());
 500
 501   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 502     /// improvement to deselect automatically all eventual selected objects, when
 503     // returning to the neutral point of the Sketcher or start internal edit
 504     workshop()->selector()->clearSelection();
 505
 506     aFOperation->setEditOperation(true/*, false*/);
 507     createInternalFeature();
 508
 509     myIsInternalEditOperation = true;
 510     updateAcceptAllAction();
 511
 512     isDone = true;
 513     connect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 514     connect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 515
 516     // activate selection filters of the first widget in the viewer
 517     //onWidgetActivated();
 518
 519     // activate the last active widget in the Property Panel
 520     if (!thePreviousAttributeID.empty()) {
 521       ModuleBase_Operation* anEditOperation = module()->currentOperation();
 522       if (anEditOperation) {
 523         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 524         ModuleBase_ModelWidget* aPreviousAttributeWidget = 0;
 525         QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 526         for (int i = 0, aNb = aWidgets.size(); i < aNb && !aPreviousAttributeWidget; i++) {
 527           if (aWidgets[i]->attributeID() == thePreviousAttributeID) {
 528           /// workaround for the same attributes used in different stacked widgets(attribute types)
 529           if (ModuleBase_ToolBox::isOffToolBoxParent(aWidgets[i]))
 530             continue;
 531             aPreviousAttributeWidget = aWidgets[i];
 532           }
 533         }
 534         // If the current widget is a selector, do nothing, it processes the mouse press
 535         if (aPreviousAttributeWidget) {
 536           if (!aPreviousAttributeWidget->isViewerSelector()) {
 537             aPreviousAttributeWidget->focusTo();
 538             aPreviousAttributeWidget->emitFocusInWidget();
 539             aPreviousAttributeWidget->selectContent();
 540           }
 541           else {
 542             // in case of shape multi selector, the widget does not lose focus by filling
 543             // like it is in shape selector. So, if enter is pressed, the multi shape selector
 544             // control should be deactivated. The focus is moved to Apply button and there
 545             // should not be active control visualized in property panel
 546             if (aPreviousAttributeWidget == aPanel->activeWidget()) {
 547               aPanel->activateWidget(NULL, false);
 548             }
 549             // if there is no the next widget to be automatically activated,
 550             // the Ok button in property
 551             // panel should accept the focus(example is parallel constraint on sketch lines)
 552             QToolButton* anOkBtn =
 553               dynamic_cast<XGUI_PropertyPanel*>(aPanel)->findButton(PROP_PANEL_OK);
 554             if (anOkBtn)
 555               ModuleBase_Tools::setFocus(anOkBtn, "XGUI_PropertyPanel::activateNextWidget");
 556           }
 557         }
 558       }
 559     }
 560   }
 561   if (isDone)
 562     module()->sketchMgr()->clearClickedFlags();
 563
 564   return isDone;
 565 }
 566
 567 void PartSet_SketcherReentrantMgr::beforeStopInternalEdit()
 568 {
 569   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 570                                                       (myWorkshop->currentOperation());
 571   if (aFOperation) {
 572     disconnect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 573     disconnect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 574   }
 575
 576   deleteInternalFeature();
 577 }
 578
 579 void PartSet_SketcherReentrantMgr::restartOperation()
 580 {
 581 #ifdef DEBUG_RESTART
 582   std::cout << "PartSet_SketcherReentrantMgr::restartOperation" << std::endl;
 583 #endif
 584
 585   if (myIsInternalEditOperation) {
 586     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 587                                                                   myWorkshop->currentOperation());
 588     if (aFOperation) {
 589       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 590       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 591         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 592
 593       if (myInternalFeature.get())
 594         copyReetntrantAttributes(myInternalFeature, aFOperation->feature(),
 595                                  module()->sketchMgr()->activeSketch());
 596
 597       myNoMoreWidgetsAttribute = "";
 598       myIsFlagsBlocked = true;
 599       /// launch has 'false' parameter to do not start new operation if the previous operation
 600       /// is not committed. It is important for Line Sketch feature as it uses the previous
 601       /// created feature parameter(to build coincidence), but by abort the previous is removed
 602       module()->launchOperation(aFOperation->id(), true);
 603       myIsFlagsBlocked = false;
 604       resetFlags();
 605
 606       // we should avoid processing of the signal about no more widgets attributes and
 607       // do this after the restart operaion is finished if it was called
 608       // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 609       // if it should be called after restart
 610       if (!myNoMoreWidgetsAttribute.empty()) {
 611         onNoMoreWidgets(myNoMoreWidgetsAttribute);
 612         myNoMoreWidgetsAttribute = "";
 613       }
 614     }
 615   }
 616 }
 617
 618 void PartSet_SketcherReentrantMgr::createInternalFeature()
 619 {
 620   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 621                                                      (myWorkshop->currentOperation());
 622
 623   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 624     FeaturePtr anOperationFeature = aFOperation->feature();
 625
 626     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 627     myInternalFeature = aSketch->addFeature(anOperationFeature->getKind());
 628
 629 #ifdef DEBUG_RESTART
 630     std::cout << "PartSet_SketcherReentrantMgr::createInternalFeature: "
 631               << myInternalFeature->data()->name() << std::endl;
 632 #endif
 633
 634     bool isFeatureChanged = copyReetntrantAttributes(anOperationFeature, myInternalFeature,
 635                                                      aSketch, false);
 636     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 637                                                   (aFOperation->propertyPanel());
 638
 639     myInternalWidget = new QWidget(aPropertyPanel->contentWidget()->pageWidget());
 640     myInternalWidget->setVisible(false);
 641
 642     ModuleBase_PageWidget* anInternalPage = new ModuleBase_PageWidget(myInternalWidget);
 643
 644     QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
 645     ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), myWorkshop);
 646
 647     aFactory.createWidget(anInternalPage);
 648     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 649
 650     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 651       bool isStoreValue = !aFOperation->isEditOperation() &&
 652                           !aWidget->getDefaultValue().empty() &&
 653                           !aWidget->isComputedDefault();
 654       aWidget->setFeature(myInternalFeature, isStoreValue);
 655       if (!isStoreValue && isFeatureChanged)
 656         aWidget->restoreValue();
 657     }
 658
 659     ModuleBase_ModelWidget* aFirstWidget = ModuleBase_IPropertyPanel::findFirstAcceptingValueWidget
 660                                                                                         (aWidgets);
 661     if (aFirstWidget)
 662       setInternalActiveWidget(aFirstWidget);
 663   }
 664 }
 665
 666 void PartSet_SketcherReentrantMgr::deleteInternalFeature()
 667 {
 668 #ifdef DEBUG_RESTART
 669   std::cout << "PartSet_SketcherReentrantMgr::deleteInternalFeature: "
 670             << myInternalFeature->data()->name() << std::endl;
 671 #endif
 672   setInternalActiveWidget(0);
 673   delete myInternalWidget;
 674   myInternalWidget = 0;
 675
 676   QObjectPtrList anObjects;
 677   anObjects.append(myInternalFeature);
 678   workshop()->deleteFeatures(anObjects);
 679   myInternalFeature = FeaturePtr();
 680 }
 681
 682 void PartSet_SketcherReentrantMgr::resetFlags()
 683 {
 684   if (!myIsFlagsBlocked) {
 685     myIsInternalEditOperation = false;
 686     updateAcceptAllAction();
 687     myRestartingMode = RM_None;
 688     myReentrantMessage = std::shared_ptr<Events_Message>();
 689   }
 690 }
 691
 692 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 693                                                              const FeaturePtr& theNewFeature,
 694                                                              const CompositeFeaturePtr& theSketch,
 695                                                              const bool /*isTemporary*/)
 696 {
 697   bool aChanged = false;
 698   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 699       !theSourceFeature->data()->isValid())
 700     return aChanged;
 701
 702 #ifdef DEBUG_RESTART
 703   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 704             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 705             << "'" << std::endl;
 706 #endif
 707
 708   std::string aFeatureKind = theSourceFeature->getKind();
 709   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 710     // Initialize new line with first point equal to end of previous
 711     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 712     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 713                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 714     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 715     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 716                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 717     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 718     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 719
 720     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 721                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 722     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 723   }
 724   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 725     // set circle type
 726     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_TYPE();
 727     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 728     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 729     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 730       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());
 731     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 732     //aChanged = true;
 733   }
 734   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 735     // set arc type
 736     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 737     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 738     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 739     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 740       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 741     //// if the arc is tangent, set coincidence to end point of the previous arc
 742     //std::string anArcType = aSourceFeatureTypeAttr->value();
 743     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 744     //  // get the last point of the previuos arc feature(geom point 2d)
 745     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 746     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 747     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 748     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 749     //  // get point attribute on the current feature
 750     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 751     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 752     //  aTangentPointAttr->setAttr(aSPointAttr);
 753
 754     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 755     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 756     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 757     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 758
 759     //}
 760     //ModuleBase_Tools::flushUpdated(theNewFeature);
 761     //aChanged = true;
 762   }
 763   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 764            aFeatureKind == SketchPlugin_Split::ID()) {
 765     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 766                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 767     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 768                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 769     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 770                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 771                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 772     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 773                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 774                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 775     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 776     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 777                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 778                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 779     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 780                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 781                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 782     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 783   }
 784   return aChanged;
 785 }
 786
 787 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 788                                                  const CompositeFeaturePtr& /*theSketch*/) const
 789 {
 790   bool aTangentArc = false;
 791   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 792                                                                         (theOperation);
 793   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 794     FeaturePtr aFeature = aFOperation->feature();
 795     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 796       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 797       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 798       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 799     }
 800   }
 801   return aTangentArc;
 802 }
 803
 804 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 805 {
 806   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 807   if (aSketch.get())
 808     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 809 }
 810
 811 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 812 {
 813   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 814   return aConnector->workshop();
 815 }
 816
 817 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 818 {
 819   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 820 }
 821
 822 void PartSet_SketcherReentrantMgr::setInternalActiveWidget(ModuleBase_ModelWidget* theWidget)
 823 {
 824   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 825     (myWorkshop->currentOperation());
 826   if (aFOperation)
 827   {
 828     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 829       (aFOperation->propertyPanel());
 830     if (aPropertyPanel)
 831       aPropertyPanel->setInternalActiveWidget(theWidget);
 832   }
 833 }
 834
 835 void PartSet_SketcherReentrantMgr::onAutoConstraints(bool isOn)
 836 {
 837   myIsAutoConstraints = isOn;
 838 }
 839
 840 void PartSet_SketcherReentrantMgr::addConstraints(const FeaturePtr& theFeature)
 841 {
 842   static GeomDir2dPtr myHorDir(new GeomAPI_Dir2d(1, 0));
 843   static GeomDir2dPtr myVertDir(new GeomAPI_Dir2d(0, 1));
 844
 845   if (theFeature->getKind() == SketchPlugin_Line::ID()) {
 846     std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 847     std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 848         aData->attribute(SketchPlugin_Line::START_ID()));
 849     std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 850         aData->attribute(SketchPlugin_Line::END_ID()));
 851     if (aPoint1.get() && aPoint2.get()) {
 852       GeomLine2dPtr aLine(new GeomAPI_Lin2d(aPoint1->pnt(), aPoint2->pnt()));
 853       GeomDir2dPtr aDir = aLine->direction();
 854       double aHorAngle = fabs(myHorDir->angle(aDir));
 855       double aVertAngle = fabs(myVertDir->angle(aDir));
 856       if (aHorAngle > M_PI/2.)
 857         aHorAngle = M_PI - aHorAngle;
 858       if (aVertAngle > M_PI/2.)
 859         aVertAngle = M_PI - aVertAngle;
 860
 861       double aTolerance = Config_PropManager::real(SKETCH_TAB_NAME, "angular_tolerance");
 862       CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 863       FeaturePtr aFeature;
 864       if (aHorAngle < aTolerance)
 865         // Add horizontal constraint
 866         aFeature = aSketch->addFeature(SketchPlugin_ConstraintHorizontal::ID());
 867       else if (aVertAngle < aTolerance)
 868         // Add vertical constraint
 869         aFeature = aSketch->addFeature(SketchPlugin_ConstraintVertical::ID());
 870
 871       if (aFeature.get()) {
 872         aFeature->refattr(SketchPlugin_Constraint::ENTITY_A())->setObject(
 873             theFeature->firstResult());
 874       }
 875     }
 876   }
 877 }