src/PartSet/PartSet_SketcherReentrantMgr.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "PartSet_SketcherReentrantMgr.h"
  22 #include "PartSet_ExternalObjectsMgr.h"
  23 #include "PartSet_Module.h"
  24 #include "PartSet_SketcherMgr.h"
  25 #include "PartSet_WidgetPoint2d.h"
  26
  27 #include "ModelAPI_Session.h"
  28 #include "ModelAPI_AttributeString.h"
  29 #include "ModelAPI_AttributeRefAttr.h"
  30 #include "ModelAPI_AttributeReference.h"
  31 #include "ModelAPI_EventReentrantMessage.h"
  32
  33 #include "GeomDataAPI_Point2D.h"
  34
  35 #include <ModuleBase_IPropertyPanel.h>
  36 #include <ModuleBase_ISelectionActivate.h>
  37 #include <ModuleBase_OperationFeature.h>
  38 #include <ModuleBase_ModelWidget.h>
  39 #include <ModuleBase_ViewerPrs.h>
  40 #include <ModuleBase_WidgetSelector.h>
  41 #include <ModuleBase_PageWidget.h>
  42 #include <ModuleBase_PageBase.h>
  43 #include <ModuleBase_WidgetFactory.h>
  44 #include <ModuleBase_OperationDescription.h>
  45 #include "ModuleBase_ToolBox.h"
  46 #include "ModuleBase_ISelection.h"
  47 #include "ModuleBase_ISelectionActivate.h"
  48
  49 #include <SketchPlugin_Feature.h>
  50 #include <SketchPlugin_Line.h>
  51 #include <SketchPlugin_MacroArc.h>
  52 #include <SketchPlugin_MacroCircle.h>
  53 #include <SketchPlugin_Point.h>
  54 #include <SketchPlugin_Trim.h>
  55 #include <SketchPlugin_Split.h>
  56
  57 #include <XGUI_Workshop.h>
  58 #include <XGUI_ModuleConnector.h>
  59 #include <XGUI_OperationMgr.h>
  60 #include <XGUI_PropertyPanel.h>
  61 #include <XGUI_ErrorMgr.h>
  62 #include <XGUI_SelectionMgr.h>
  63
  64 #include <QToolButton>
  65
  66 //#define DEBUG_RESTART
  67
  68 PartSet_SketcherReentrantMgr::PartSet_SketcherReentrantMgr(ModuleBase_IWorkshop* theWorkshop)
  69 : QObject(theWorkshop),
  70   myWorkshop(theWorkshop),
  71   myRestartingMode(RM_None),
  72   myIsFlagsBlocked(false),
  73   myIsInternalEditOperation(false),
  74   myInternalActiveWidget(0),
  75   myNoMoreWidgetsAttribute("")
  76 {
  77 }
  78
  79 PartSet_SketcherReentrantMgr::~PartSet_SketcherReentrantMgr()
  80 {
  81 }
  82
  83 ModuleBase_ModelWidget* PartSet_SketcherReentrantMgr::internalActiveWidget() const
  84 {
  85   ModuleBase_ModelWidget* aWidget = 0;
  86   if (!isActiveMgr())
  87     return aWidget;
  88
  89   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
  90   if (anOperation) {
  91     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
  92     if (aPanel) { // check for case when the operation is started but property panel is not filled
  93       ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
  94       if (myIsInternalEditOperation && (!anActiveWidget || !anActiveWidget->isViewerSelector()))
  95         aWidget = myInternalActiveWidget;
  96     }
  97   }
  98   return aWidget;
  99 }
 100
 101 bool PartSet_SketcherReentrantMgr::isInternalEditActive() const
 102 {
 103   return myIsInternalEditOperation;
 104 }
 105
 106 void PartSet_SketcherReentrantMgr::updateInternalEditActiveState()
 107 {
 108   if  (myIsInternalEditOperation) {
 109     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 110                                                          (myWorkshop->currentOperation());
 111     if (aFOperation) {
 112       FeaturePtr aFeature = aFOperation->feature();
 113       QString anError = myWorkshop->module()->getFeatureError(aFeature);
 114       // stop started internal edit operation as soon as the operation becomes invalid
 115       // it is especially important for the sketch tangent arc feature
 116       if (!anError.isEmpty()) {
 117         aFOperation->setEditOperation(false);
 118         //workshop()->operationMgr()->updateApplyOfOperations();
 119         myIsInternalEditOperation = false;
 120         updateAcceptAllAction();
 121       }
 122     }
 123   }
 124 }
 125
 126 bool PartSet_SketcherReentrantMgr::operationCommitted(ModuleBase_Operation* theOperation)
 127 {
 128   bool aProcessed = false;
 129   if (!isActiveMgr())
 130     return aProcessed;
 131
 132   aProcessed = myIsInternalEditOperation;
 133   resetFlags();
 134
 135   return aProcessed;
 136 }
 137
 138 void PartSet_SketcherReentrantMgr::operationStarted(ModuleBase_Operation* theOperation)
 139 {
 140   if (!isActiveMgr())
 141     return;
 142
 143   //if (myPreviousFeature.get() && myRestartingMode == RM_LastFeatureUsed) {
 144     //ModuleBase_OperationFeature* aCurrentOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 145     //                                                            myWorkshop->currentOperation());
 146     //CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 147     //if (myPreviousFeature.get() && myPreviousFeature->data()->isValid()) // it is not removed
 148       //copyReetntrantAttributes(myPreviousFeature, aCurrentOperation->feature(), aSketch);
 149   //}
 150   resetFlags();
 151 }
 152
 153 void PartSet_SketcherReentrantMgr::operationAborted(ModuleBase_Operation* theOperation)
 154 {
 155   if (!isActiveMgr())
 156     return;
 157
 158   resetFlags();
 159 }
 160
 161 bool PartSet_SketcherReentrantMgr::processMouseMoved(ModuleBase_IViewWindow* theWnd,
 162                                                       QMouseEvent* theEvent)
 163 {
 164   bool aProcessed = false;
 165   if (!isActiveMgr())
 166     return aProcessed;
 167
 168   if  (myIsInternalEditOperation) {
 169     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 170                                                          (myWorkshop->currentOperation());
 171     FeaturePtr aLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature()
 172                                                                      : FeaturePtr();
 173     if (aLastFeature) {
 174       ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 175       ModuleBase_IPropertyPanel* aPanel = myWorkshop->currentOperation()->propertyPanel();
 176
 177       FeaturePtr aCurrentFeature = aFOperation->feature();
 178       bool isLineFeature = false, isReentrantArcFeature = false;
 179       std::string anAttributeOnStart;
 180       if (aCurrentFeature->getKind() == SketchPlugin_Line::ID()) {
 181         anAttributeOnStart = SketchPlugin_Line::START_ID();
 182         isLineFeature = anActiveWidget->attributeID() == anAttributeOnStart;
 183       }
 184       else if (isTangentArc(aFOperation, module()->sketchMgr()->activeSketch())) {
 185         isReentrantArcFeature = true;
 186       }
 187       bool aCanBeActivatedByMove = isLineFeature || isReentrantArcFeature;
 188       if (aCanBeActivatedByMove) {
 189         /// before restarting of operation we need to clear selection, as it may take part in
 190         /// new feature creation, e.g. tangent arc. But it is not necessary as it was processed
 191         /// by mouse release when the operation was restarted.
 192         workshop()->selector()->clearSelection();
 193
 194         myPreviousFeature = aFOperation->feature();
 195         restartOperation();
 196         myPreviousFeature = FeaturePtr();
 197
 198         anActiveWidget = module()->activeWidget();
 199         aProcessed = true;
 200         if (anActiveWidget && anActiveWidget->attributeID() == anAttributeOnStart) {
 201           // it was not deactivated by preselection processing
 202           aPanel->activateNextWidget(anActiveWidget);
 203         }
 204       } else {
 205         // processing mouse move in active widget of restarted operation
 206         ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 207         PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 208         if (aProcessor)
 209           aProcessor->mouseMoved(theWnd, theEvent);
 210       }
 211     }
 212   }
 213   return aProcessed;
 214 }
 215
 216 bool PartSet_SketcherReentrantMgr::processMousePressed(ModuleBase_IViewWindow* /* theWnd*/,
 217                                                         QMouseEvent* /* theEvent*/)
 218 {
 219   return isActiveMgr() && myIsInternalEditOperation;
 220 }
 221
 222 bool PartSet_SketcherReentrantMgr::processMouseReleased(ModuleBase_IViewWindow* theWindow,
 223                                                         QMouseEvent* theEvent)
 224 {
 225   bool aProcessed = false;
 226   if (!isActiveMgr())
 227     return aProcessed;
 228
 229   if (myIsInternalEditOperation) {
 230     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 231     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 232
 233     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 234     if (!anActiveWidget || !anActiveWidget->isViewerSelector()) {
 235
 236       // block of viewer update
 237       // we need to block update content of the viewer because of Sketch Point feature
 238       // in activate() the value of the point is initialized and it can be displayed
 239       // but the default value is [0, 0]. So, we block update viewer contentent until
 240       // onMouseRelease happens, which correct the point position
 241       ModuleBase_Tools::blockUpdateViewer(true);
 242
 243       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 244                                                            (myWorkshop->currentOperation());
 245       myPreviousFeature = aFOperation->feature();
 246
 247       /// selection should be obtained from workshop before ask if the operation can be started as
 248       /// the canStartOperation method performs commit/abort of previous operation.
 249       /// Sometimes commit/abort
 250       /// may cause selection clear(Sketch operation) as a result
 251       /// it will be lost and is not used for preselection.
 252       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 253       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 254         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 255
 256       myClickedSketchPoint = PartSet_Tools::getPnt2d(theEvent, theWindow,
 257                                                      module()->sketchMgr()->activeSketch());
 258       FeaturePtr anExternalCreatedFeature;
 259       if (!aPreSelected.empty()) {
 260         ModuleBase_ViewerPrsPtr aValue = aPreSelected.first();
 261         module()->getGeomSelection(aValue, mySelectedObject, mySelectedAttribute);
 262
 263         PartSet_WidgetPoint2D* aPointWidget = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 264         if (aPointWidget) {
 265           GeomShapePtr aShape;
 266           aPointWidget->getGeomSelection_(aValue, mySelectedObject, aShape);
 267           ObjectPtr anExternalObject = aPointWidget->getExternalObjectMgr()->getExternalObjectValidated();
 268           // if external object has been created before staring new operation and is used as a parameter,
 269           // it should be removed after the operation is restarted. (Circle feature, Projection)
 270           if (anExternalObject.get())
 271             anExternalCreatedFeature = ModelAPI_Feature::feature(anExternalObject);
 272         }
 273       }
 274
 275       restartOperation();
 276       // remove created external feature
 277       if (anExternalCreatedFeature.get()) {
 278         QObjectPtrList anObjects;
 279         anObjects.append(anExternalCreatedFeature);
 280         workshop()->deleteFeatures(anObjects);
 281       }
 282
 283       myClickedSketchPoint = std::shared_ptr<GeomAPI_Pnt2d>();
 284       mySelectedObject = ObjectPtr();
 285       mySelectedAttribute = AttributePtr();
 286
 287       myPreviousFeature = FeaturePtr();
 288       aProcessed = true;
 289
 290       // fill the first widget by the mouse event point
 291       // if the active widget is not the first, it means that the restarted operation is filled by
 292       // the current preselection.
 293       PartSet_MouseProcessor* aMouseProcessor = dynamic_cast<PartSet_MouseProcessor*>(
 294                                                                        module()->activeWidget());
 295       //PartSet_WidgetPoint2D* aPoint2DWdg =
 296       //  dynamic_cast<PartSet_WidgetPoint2D*>(module()->activeWidget());
 297       PartSet_MouseProcessor* aFirstWidget = dynamic_cast<PartSet_MouseProcessor*>(
 298                                                         aPanel->findFirstAcceptingValueWidget());
 299       //if (aPoint2DWdg && aPoint2DWdg == aFirstWidget) {
 300       if (aMouseProcessor && aMouseProcessor == aFirstWidget) {
 301         std::shared_ptr<ModuleBase_ViewerPrs> aSelectedPrs;
 302         if (!aPreSelected.empty())
 303           aSelectedPrs = aPreSelected.front();
 304         if (aSelectedPrs.get() && aSelectedPrs->object().get()
 305             && !aSelectedPrs->object()->data()->isValid()) {
 306           // the selected object was removed diring restart, e.g. presentable macro feature
 307           // there are created objects to replace the object depending on created feature kind
 308           aSelectedPrs = std::shared_ptr<ModuleBase_ViewerPrs>();
 309         }
 310         aMouseProcessor->setPreSelection(aSelectedPrs, theWindow, theEvent);
 311         //aPoint2DWdg->mouseReleased(theWindow, theEvent);
 312         //if (!aPreSelected.empty())
 313         //  aPoint2DWdg->setPreSelection(ModuleBase_ViewerPrsPtr());
 314       }
 315       // unblock viewer update
 316       ModuleBase_Tools::blockUpdateViewer(false);
 317     }
 318   }
 319   return aProcessed;
 320 }
 321
 322 //******************************************************
 323 void PartSet_SketcherReentrantMgr::setReentrantPreSelection(
 324                                        const std::shared_ptr<Events_Message>& theMessage)
 325 {
 326   ReentrantMessagePtr aReentrantMessage =
 327                       std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
 328   if (!aReentrantMessage.get())
 329     return;
 330
 331   // if feature has already filled the selected object, we should not overwrite it
 332   if (!aReentrantMessage->selectedObject().get())
 333     aReentrantMessage->setSelectedObject(mySelectedObject);
 334
 335   aReentrantMessage->setSelectedAttribute(mySelectedAttribute);
 336   aReentrantMessage->setClickedPoint(myClickedSketchPoint);
 337 }
 338
 339 //void PartSet_SketcherReentrantMgr::onWidgetActivated()
 340 //{
 341 //  if (!isActiveMgr())
 342 //    return;
 343 //  if (!myIsInternalEditOperation)
 344 //    return;
 345 //
 346 //  PartSet_Module* aModule = module();
 347 //  ModuleBase_ModelWidget* aFirstWidget = aModule->activeWidget();
 348 //  ModuleBase_IPropertyPanel* aPanel = aModule->currentOperation()->propertyPanel();
 349 //  if (aFirstWidget != aPanel->activeWidget()) {
 350 //    ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>
 351 //      (aFirstWidget);
 352 //    if (aWSelector) {
 353 //      myWorkshop->selectionActivate()->updateSelectionModesAndFilters(aWSelector);
 354 //    }
 355 //  }
 356 //}
 357
 358 void PartSet_SketcherReentrantMgr::onNoMoreWidgets(const std::string& thePreviousAttributeID)
 359 {
 360 #ifdef DEBUG_RESTART
 361   std::cout << "PartSet_SketcherReentrantMgr::onNoMoreWidgets" << std::endl;
 362 #endif
 363
 364   if (!isActiveMgr())
 365     return;
 366
 367   // we should avoid processing of the signal about no more widgets attributes and
 368   // do this after the restart operaion is finished if it was called
 369   // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 370   // if it should be called after restart
 371   if (myIsFlagsBlocked) {
 372     myNoMoreWidgetsAttribute = thePreviousAttributeID;
 373     return;
 374   }
 375
 376   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 377                                                        (myWorkshop->currentOperation());
 378   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 379     return;
 380
 381   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 382     if (aFOperation->isNeedToBeAborted()) {
 383       aFOperation->abort();
 384     }
 385     else {
 386       bool isStarted = false;
 387       if (!module()->sketchMgr()->sketchSolverError()) {
 388         if (myRestartingMode != RM_Forbided) {
 389           myRestartingMode = RM_LastFeatureUsed;
 390           isStarted = startInternalEdit(thePreviousAttributeID);
 391         }
 392       }
 393       if (!isStarted)
 394         aFOperation->commit();
 395     }
 396   }
 397 }
 398
 399 bool PartSet_SketcherReentrantMgr::processEnter(const std::string& thePreviousAttributeID)
 400 {
 401   bool isDone = false;
 402
 403   if (!isActiveMgr())
 404     return isDone;
 405
 406   // empty previous attribute means that the Apply/Ok button has focus and the enter
 407   // should not lead to start edition mode of the previous operation
 408   if (thePreviousAttributeID.empty())
 409     return isDone;
 410
 411   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 412                                                        (myWorkshop->currentOperation());
 413   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 414     return isDone;
 415
 416   bool isSketchSolverError = module()->sketchMgr()->sketchSolverError();
 417
 418   if (!isSketchSolverError) {
 419     myRestartingMode = RM_EmptyFeatureUsed;
 420     isDone = startInternalEdit(thePreviousAttributeID);
 421   }
 422
 423   return isDone;
 424 }
 425
 426 void PartSet_SketcherReentrantMgr::onVertexSelected()
 427 {
 428   if (!isActiveMgr())
 429     return;
 430
 431   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 432   std::string anOperationId = anOperation->id().toStdString();
 433   if (anOperationId == SketchPlugin_Line::ID() ||
 434       isTangentArc(anOperation, module()->sketchMgr()->activeSketch())) {
 435     /// If last line finished on vertex the lines creation sequence has to be break
 436     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 437     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 438     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 439     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 440     bool aFoundWidget = false;
 441     bool aFoundObligatory = false;
 442     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 443       if (!aFoundWidget)
 444         aFoundWidget = *anIt == anActiveWidget;
 445       else
 446         aFoundObligatory = (*anIt)->isObligatory();
 447     }
 448     if (!aFoundObligatory)
 449       myRestartingMode = RM_Forbided;
 450   }
 451 }
 452
 453 void PartSet_SketcherReentrantMgr::onAfterValuesChangedInPropertyPanel()
 454 {
 455
 456   if (isInternalEditActive()) {
 457     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 458                                                        (myWorkshop->currentOperation());
 459     ModuleBase_ModelWidget* aWidget = (ModuleBase_ModelWidget*)sender();
 460     if (!aWidget->isModifiedInEdit().empty())
 461       restartOperation();
 462   }
 463 }
 464
 465 void PartSet_SketcherReentrantMgr::onBeforeStopped()
 466 {
 467   if (!isActiveMgr() || !myIsInternalEditOperation)
 468     return;
 469
 470   beforeStopInternalEdit();
 471 }
 472
 473 bool PartSet_SketcherReentrantMgr::canBeCommittedByPreselection()
 474 {
 475   return !isActiveMgr() || myRestartingMode == RM_None;
 476 }
 477
 478 bool PartSet_SketcherReentrantMgr::isActiveMgr() const
 479 {
 480   ModuleBase_Operation* aCurrentOperation = myWorkshop->currentOperation();
 481
 482   bool anActive = PartSet_SketcherMgr::isSketchOperation(aCurrentOperation);
 483   if (!anActive) {
 484     anActive = module()->sketchMgr()->isNestedSketchOperation(aCurrentOperation);
 485     if (anActive) { // the manager is not active when the current operation is a usual Edit
 486       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 487                                                        (myWorkshop->currentOperation());
 488       if (aFOperation->isEditOperation())
 489         anActive = myIsInternalEditOperation;
 490     }
 491   }
 492   return anActive;
 493 }
 494
 495 bool PartSet_SketcherReentrantMgr::startInternalEdit(const std::string& thePreviousAttributeID)
 496 {
 497 #ifdef DEBUG_RESTART
 498   std::cout << "PartSet_SketcherReentrantMgr::startInternalEdit" << std::endl;
 499 #endif
 500
 501   bool isDone = false;
 502   /// this is workaround for ModuleBase_WidgetEditor, used in SALOME mode. Sometimes key enter
 503   /// event comes two times, so we should not start another internal edit operation
 504   /// the Apply button becomes disabled becase the second additional internal feature is created
 505   if (myIsInternalEditOperation)
 506     return true;
 507
 508   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 509                                                      (myWorkshop->currentOperation());
 510
 511   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 512     /// improvement to deselect automatically all eventual selected objects, when
 513     // returning to the neutral point of the Sketcher or start internal edit
 514     workshop()->selector()->clearSelection();
 515
 516     aFOperation->setEditOperation(true/*, false*/);
 517     createInternalFeature();
 518
 519     myIsInternalEditOperation = true;
 520     updateAcceptAllAction();
 521
 522     isDone = true;
 523     connect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 524     connect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 525
 526     // activate selection filters of the first widget in the viewer
 527     //onWidgetActivated();
 528
 529     // activate the last active widget in the Property Panel
 530     if (!thePreviousAttributeID.empty()) {
 531       ModuleBase_Operation* anEditOperation = module()->currentOperation();
 532       if (anEditOperation) {
 533         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 534         ModuleBase_ModelWidget* aPreviousAttributeWidget = 0;
 535         QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 536         for (int i = 0, aNb = aWidgets.size(); i < aNb && !aPreviousAttributeWidget; i++) {
 537           if (aWidgets[i]->attributeID() == thePreviousAttributeID) {
 538           /// workaround for the same attributes used in different stacked widgets(attribute types)
 539           if (ModuleBase_ToolBox::isOffToolBoxParent(aWidgets[i]))
 540             continue;
 541             aPreviousAttributeWidget = aWidgets[i];
 542           }
 543         }
 544         // If the current widget is a selector, do nothing, it processes the mouse press
 545         if (aPreviousAttributeWidget) {
 546           if (!aPreviousAttributeWidget->isViewerSelector()) {
 547             aPreviousAttributeWidget->focusTo();
 548             aPreviousAttributeWidget->emitFocusInWidget();
 549             aPreviousAttributeWidget->selectContent();
 550           }
 551           else {
 552             // in case of shape multi selector, the widget does not lose focus by filling
 553             // like it is in shape selector. So, if enter is pressed, the multi shape selector
 554             // control should be deactivated. The focus is moved to Apply button and there
 555             // should not be active control visualized in property panel
 556             if (aPreviousAttributeWidget == aPanel->activeWidget()) {
 557               aPanel->activateWidget(NULL, false);
 558             }
 559             // if there is no the next widget to be automatically activated,
 560             // the Ok button in property
 561             // panel should accept the focus(example is parallel constraint on sketch lines)
 562             QToolButton* anOkBtn =
 563               dynamic_cast<XGUI_PropertyPanel*>(aPanel)->findButton(PROP_PANEL_OK);
 564             if (anOkBtn)
 565               ModuleBase_Tools::setFocus(anOkBtn, "XGUI_PropertyPanel::activateNextWidget");
 566           }
 567         }
 568       }
 569     }
 570   }
 571   if (isDone)
 572     module()->sketchMgr()->clearClickedFlags();
 573
 574   return isDone;
 575 }
 576
 577 void PartSet_SketcherReentrantMgr::beforeStopInternalEdit()
 578 {
 579   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 580                                                       (myWorkshop->currentOperation());
 581   if (aFOperation) {
 582     disconnect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 583     disconnect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 584   }
 585
 586   deleteInternalFeature();
 587 }
 588
 589 void PartSet_SketcherReentrantMgr::restartOperation()
 590 {
 591 #ifdef DEBUG_RESTART
 592   std::cout << "PartSet_SketcherReentrantMgr::restartOperation" << std::endl;
 593 #endif
 594
 595   if (myIsInternalEditOperation) {
 596     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 597                                                                   myWorkshop->currentOperation());
 598     if (aFOperation) {
 599       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 600       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 601         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 602
 603       if (myInternalFeature.get())
 604         copyReetntrantAttributes(myInternalFeature, aFOperation->feature(),
 605                                  module()->sketchMgr()->activeSketch());
 606
 607       myNoMoreWidgetsAttribute = "";
 608       myIsFlagsBlocked = true;
 609       /// launch has 'false' parameter to do not start new operation if the previous operation
 610       /// is not committed. It is important for Line Sketch feature as it uses the previous
 611       /// created feature parameter(to build coincidence), but by abort the previous is removed
 612       module()->launchOperation(aFOperation->id(), true);
 613       myIsFlagsBlocked = false;
 614       resetFlags();
 615
 616       // we should avoid processing of the signal about no more widgets attributes and
 617       // do this after the restart operaion is finished if it was called
 618       // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 619       // if it should be called after restart
 620       if (!myNoMoreWidgetsAttribute.empty()) {
 621         onNoMoreWidgets(myNoMoreWidgetsAttribute);
 622         myNoMoreWidgetsAttribute = "";
 623       }
 624     }
 625   }
 626 }
 627
 628 void PartSet_SketcherReentrantMgr::createInternalFeature()
 629 {
 630   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 631                                                      (myWorkshop->currentOperation());
 632
 633   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 634     FeaturePtr anOperationFeature = aFOperation->feature();
 635
 636     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 637     myInternalFeature = aSketch->addFeature(anOperationFeature->getKind());
 638
 639 #ifdef DEBUG_RESTART
 640     std::cout << "PartSet_SketcherReentrantMgr::createInternalFeature: "
 641               << myInternalFeature->data()->name() << std::endl;
 642 #endif
 643
 644     bool isFeatureChanged = copyReetntrantAttributes(anOperationFeature, myInternalFeature,
 645                                                      aSketch, false);
 646     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 647                                                   (aFOperation->propertyPanel());
 648
 649     myInternalWidget = new QWidget(aPropertyPanel->contentWidget()->pageWidget());
 650     myInternalWidget->setVisible(false);
 651
 652     ModuleBase_PageWidget* anInternalPage = new ModuleBase_PageWidget(myInternalWidget);
 653
 654     QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
 655     ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), myWorkshop);
 656
 657     aFactory.createWidget(anInternalPage);
 658     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 659
 660     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 661       bool isStoreValue = !aFOperation->isEditOperation() &&
 662                           !aWidget->getDefaultValue().empty() &&
 663                           !aWidget->isComputedDefault();
 664       aWidget->setFeature(myInternalFeature, isStoreValue);
 665       if (!isStoreValue && isFeatureChanged)
 666         aWidget->restoreValue();
 667     }
 668
 669     ModuleBase_ModelWidget* aFirstWidget = ModuleBase_IPropertyPanel::findFirstAcceptingValueWidget
 670                                                                                         (aWidgets);
 671     if (aFirstWidget)
 672       myInternalActiveWidget = aFirstWidget;
 673   }
 674 }
 675
 676 void PartSet_SketcherReentrantMgr::deleteInternalFeature()
 677 {
 678 #ifdef DEBUG_RESTART
 679   std::cout << "PartSet_SketcherReentrantMgr::deleteInternalFeature: "
 680             << myInternalFeature->data()->name() << std::endl;
 681 #endif
 682   if (myInternalActiveWidget)
 683     myInternalActiveWidget = 0;
 684   delete myInternalWidget;
 685   myInternalWidget = 0;
 686
 687   QObjectPtrList anObjects;
 688   anObjects.append(myInternalFeature);
 689   workshop()->deleteFeatures(anObjects);
 690   myInternalFeature = FeaturePtr();
 691 }
 692
 693 void PartSet_SketcherReentrantMgr::resetFlags()
 694 {
 695   if (!myIsFlagsBlocked) {
 696     myIsInternalEditOperation = false;
 697     updateAcceptAllAction();
 698     myRestartingMode = RM_None;
 699     myReentrantMessage = std::shared_ptr<Events_Message>();
 700   }
 701 }
 702
 703 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 704                                                              const FeaturePtr& theNewFeature,
 705                                                              const CompositeFeaturePtr& theSketch,
 706                                                              const bool /*isTemporary*/)
 707 {
 708   bool aChanged = false;
 709   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 710       !theSourceFeature->data()->isValid())
 711     return aChanged;
 712
 713 #ifdef DEBUG_RESTART
 714   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 715             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 716             << "'" << std::endl;
 717 #endif
 718
 719   std::string aFeatureKind = theSourceFeature->getKind();
 720   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 721     // Initialize new line with first point equal to end of previous
 722     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 723     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 724                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 725     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 726     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 727                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 728     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 729     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 730
 731     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 732                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 733     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 734   }
 735   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 736     // set circle type
 737     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_TYPE();
 738     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 739     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 740     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 741       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());
 742     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 743     //aChanged = true;
 744   }
 745   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 746     // set arc type
 747     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 748     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 749     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 750     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 751       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 752     //// if the arc is tangent, set coincidence to end point of the previous arc
 753     //std::string anArcType = aSourceFeatureTypeAttr->value();
 754     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 755     //  // get the last point of the previuos arc feature(geom point 2d)
 756     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 757     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 758     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 759     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 760     //  // get point attribute on the current feature
 761     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 762     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 763     //  aTangentPointAttr->setAttr(aSPointAttr);
 764
 765     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 766     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 767     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 768     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 769
 770     //}
 771     //ModuleBase_Tools::flushUpdated(theNewFeature);
 772     //aChanged = true;
 773   }
 774   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 775            aFeatureKind == SketchPlugin_Split::ID()) {
 776     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 777                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 778     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 779                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 780     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 781                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 782                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 783     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 784                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 785                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 786     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 787     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 788                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 789                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 790     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 791                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 792                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 793     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 794   }
 795   return aChanged;
 796 }
 797
 798 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 799                                                  const CompositeFeaturePtr& /*theSketch*/) const
 800 {
 801   bool aTangentArc = false;
 802   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 803                                                                         (theOperation);
 804   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 805     FeaturePtr aFeature = aFOperation->feature();
 806     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 807       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 808       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 809       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 810     }
 811   }
 812   return aTangentArc;
 813 }
 814
 815 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 816 {
 817   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 818   if (aSketch.get())
 819     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 820 }
 821
 822 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 823 {
 824   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 825   return aConnector->workshop();
 826 }
 827
 828 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 829 {
 830   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 831 }