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         restartOperation();
 181         myPreviousFeature = FeaturePtr();
 182
 183         anActiveWidget = module()->activeWidget();
 184         aProcessed = true;
 185         if (anActiveWidget && anActiveWidget->attributeID() == anAttributeOnStart) {
 186           // it was not deactivated by preselection processing
 187           aPanel->activateNextWidget(anActiveWidget);
 188         }
 189       } else {
 190         // processing mouse move in active widget of restarted operation
 191         ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 192         PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 193         if (aProcessor)
 194           aProcessor->mouseMoved(theWnd, theEvent);
 195       }
 196     }
 197   }
 198   return aProcessed;
 199 }
 200
 201 bool PartSet_SketcherReentrantMgr::processMousePressed(ModuleBase_IViewWindow* /* theWnd*/,
 202                                                         QMouseEvent* /* theEvent*/)
 203 {
 204   return isActiveMgr() && myIsInternalEditOperation;
 205 }
 206
 207 bool PartSet_SketcherReentrantMgr::processMouseReleased(ModuleBase_IViewWindow* theWindow,
 208                                                         QMouseEvent* theEvent)
 209 {
 210   bool aProcessed = false;
 211   if (!isActiveMgr())
 212     return aProcessed;
 213
 214   if (myIsInternalEditOperation) {
 215     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 216     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 217
 218     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 219     if (!anActiveWidget || !anActiveWidget->isViewerSelector()) {
 220
 221       // block of viewer update
 222       // we need to block update content of the viewer because of Sketch Point feature
 223       // in activate() the value of the point is initialized and it can be displayed
 224       // but the default value is [0, 0]. So, we block update viewer contentent until
 225       // onMouseRelease happens, which correct the point position
 226       ModuleBase_Tools::blockUpdateViewer(true);
 227
 228       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 229                                                            (myWorkshop->currentOperation());
 230       myPreviousFeature = aFOperation->feature();
 231
 232       /// selection should be obtained from workshop before ask if the operation can be started as
 233       /// the canStartOperation method performs commit/abort of previous operation.
 234       /// Sometimes commit/abort
 235       /// may cause selection clear(Sketch operation) as a result
 236       /// it will be lost and is not used for preselection.
 237       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 238       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 239         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 240
 241       myClickedSketchPoint = PartSet_Tools::getPnt2d(theEvent, theWindow,
 242                                                      module()->sketchMgr()->activeSketch());
 243       FeaturePtr anExternalCreatedFeature;
 244       if (!aPreSelected.empty()) {
 245         ModuleBase_ViewerPrsPtr aValue = aPreSelected.first();
 246         module()->getGeomSelection(aValue, mySelectedObject, mySelectedAttribute);
 247
 248         PartSet_WidgetPoint2D* aPointWidget = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 249         if (aPointWidget) {
 250           GeomShapePtr aShape;
 251           aPointWidget->getGeomSelection_(aValue, mySelectedObject, aShape);
 252           ObjectPtr anExternalObject =
 253             aPointWidget->getExternalObjectMgr()->getExternalObjectValidated();
 254           // if external object is during reentrant operation and is used as a parameter of feature
 255           // it should be removed after the operation is restarted. (Circle feature, Projection)
 256           if (anExternalObject.get())
 257             anExternalCreatedFeature = ModelAPI_Feature::feature(anExternalObject);
 258         }
 259       }
 260
 261       restartOperation();
 262       // remove created external feature
 263       if (anExternalCreatedFeature.get()) {
 264         QObjectPtrList anObjects;
 265         anObjects.append(anExternalCreatedFeature);
 266         workshop()->deleteFeatures(anObjects);
 267       }
 268
 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()->updateSelectionModesAndFilters(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   if (module()->sketchMgr()->isDragModeCreation())
 363     return;
 364
 365   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 366                                                        (myWorkshop->currentOperation());
 367   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 368     return;
 369
 370   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 371     if (aFOperation->isNeedToBeAborted()) {
 372       aFOperation->abort();
 373     }
 374     else {
 375       bool isStarted = false;
 376       if (!module()->sketchMgr()->sketchSolverError()) {
 377         if (myRestartingMode != RM_Forbided) {
 378           myRestartingMode = RM_LastFeatureUsed;
 379           isStarted = startInternalEdit(thePreviousAttributeID);
 380         }
 381       }
 382       if (!isStarted) {
 383         if (myIsAutoConstraints)
 384           addConstraints(aFOperation->feature());
 385         aFOperation->commit();
 386       }
 387     }
 388   }
 389 }
 390
 391 bool PartSet_SketcherReentrantMgr::processEnter(const std::string& thePreviousAttributeID)
 392 {
 393   bool isDone = false;
 394
 395   if (!isActiveMgr())
 396     return isDone;
 397
 398   // empty previous attribute means that the Apply/Ok button has focus and the enter
 399   // should not lead to start edition mode of the previous operation
 400   if (thePreviousAttributeID.empty())
 401     return isDone;
 402
 403   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 404                                                        (myWorkshop->currentOperation());
 405   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 406     return isDone;
 407
 408   bool isSketchSolverError = module()->sketchMgr()->sketchSolverError();
 409
 410   if (!isSketchSolverError) {
 411     myRestartingMode = RM_EmptyFeatureUsed;
 412     // It seems that the call is obsolete for Enter key processing
 413     // It prevent finalysing of the current operation by Enter key
 414     //isDone = startInternalEdit(thePreviousAttributeID);
 415   }
 416
 417   return isDone;
 418 }
 419
 420 void PartSet_SketcherReentrantMgr::onVertexSelected()
 421 {
 422   if (!isActiveMgr())
 423     return;
 424
 425   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 426   std::string anOperationId = anOperation->id().toStdString();
 427   if (anOperationId == SketchPlugin_Line::ID() ||
 428       isTangentArc(anOperation, module()->sketchMgr()->activeSketch())) {
 429     /// If last line finished on vertex the lines creation sequence has to be break
 430     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 431     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 432     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 433     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 434     bool aFoundWidget = false;
 435     bool aFoundObligatory = false;
 436     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 437       if (!aFoundWidget)
 438         aFoundWidget = *anIt == anActiveWidget;
 439       else
 440         aFoundObligatory = (*anIt)->isObligatory();
 441     }
 442     if (!aFoundObligatory)
 443       myRestartingMode = RM_Forbided;
 444   }
 445 }
 446
 447 void PartSet_SketcherReentrantMgr::onAfterValuesChangedInPropertyPanel()
 448 {
 449
 450   if (isInternalEditActive()) {
 451     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 452                                                        (myWorkshop->currentOperation());
 453     ModuleBase_ModelWidget* aWidget = (ModuleBase_ModelWidget*)sender();
 454     if (!aWidget->isModifiedInEdit().empty())
 455       restartOperation();
 456   }
 457 }
 458
 459 void PartSet_SketcherReentrantMgr::onBeforeStopped()
 460 {
 461   if (!isActiveMgr() || !myIsInternalEditOperation)
 462     return;
 463
 464   beforeStopInternalEdit();
 465 }
 466
 467 bool PartSet_SketcherReentrantMgr::canBeCommittedByPreselection()
 468 {
 469   return !isActiveMgr() || myRestartingMode == RM_None;
 470 }
 471
 472 bool PartSet_SketcherReentrantMgr::isActiveMgr() const
 473 {
 474   ModuleBase_Operation* aCurrentOperation = myWorkshop->currentOperation();
 475
 476   bool anActive = PartSet_SketcherMgr::isSketchOperation(aCurrentOperation);
 477   if (!anActive) {
 478     anActive = module()->sketchMgr()->isNestedSketchOperation(aCurrentOperation);
 479     if (anActive) { // the manager is not active when the current operation is a usual Edit
 480       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 481                                                        (myWorkshop->currentOperation());
 482       if (aFOperation->isEditOperation())
 483         anActive = myIsInternalEditOperation;
 484     }
 485   }
 486   return anActive;
 487 }
 488
 489 bool PartSet_SketcherReentrantMgr::startInternalEdit(const std::string& thePreviousAttributeID)
 490 {
 491 #ifdef DEBUG_RESTART
 492   std::cout << "PartSet_SketcherReentrantMgr::startInternalEdit" << std::endl;
 493 #endif
 494
 495   bool isDone = false;
 496   /// this is workaround for ModuleBase_WidgetEditor, used in SALOME mode. Sometimes key enter
 497   /// event comes two times, so we should not start another internal edit operation
 498   /// the Apply button becomes disabled becase the second additional internal feature is created
 499   if (myIsInternalEditOperation)
 500     return true;
 501
 502   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 503                                                      (myWorkshop->currentOperation());
 504
 505   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 506     /// improvement to deselect automatically all eventual selected objects, when
 507     // returning to the neutral point of the Sketcher or start internal edit
 508     workshop()->selector()->clearSelection();
 509
 510     if (myIsAutoConstraints)
 511       addConstraints(aFOperation->feature());
 512
 513     aFOperation->setEditOperation(true/*, false*/);
 514     createInternalFeature();
 515
 516     myIsInternalEditOperation = true;
 517     updateAcceptAllAction();
 518
 519     isDone = true;
 520     connect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 521     connect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 522
 523     // activate selection filters of the first widget in the viewer
 524     //onWidgetActivated();
 525
 526     // activate the last active widget in the Property Panel
 527     if (!thePreviousAttributeID.empty()) {
 528       ModuleBase_Operation* anEditOperation = module()->currentOperation();
 529       if (anEditOperation) {
 530         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 531         ModuleBase_ModelWidget* aPreviousAttributeWidget = 0;
 532         QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 533         for (int i = 0, aNb = aWidgets.size(); i < aNb && !aPreviousAttributeWidget; i++) {
 534           if (aWidgets[i]->attributeID() == thePreviousAttributeID) {
 535           /// workaround for the same attributes used in different stacked widgets(attribute types)
 536           if (ModuleBase_ToolBox::isOffToolBoxParent(aWidgets[i]))
 537             continue;
 538             aPreviousAttributeWidget = aWidgets[i];
 539           }
 540         }
 541         // If the current widget is a selector, do nothing, it processes the mouse press
 542         if (aPreviousAttributeWidget) {
 543           if (!aPreviousAttributeWidget->isViewerSelector()) {
 544             aPreviousAttributeWidget->focusTo();
 545             aPreviousAttributeWidget->emitFocusInWidget();
 546             aPreviousAttributeWidget->selectContent();
 547           }
 548           else {
 549             // in case of shape multi selector, the widget does not lose focus by filling
 550             // like it is in shape selector. So, if enter is pressed, the multi shape selector
 551             // control should be deactivated. The focus is moved to Apply button and there
 552             // should not be active control visualized in property panel
 553             if (aPreviousAttributeWidget == aPanel->activeWidget()) {
 554               aPanel->activateWidget(NULL, false);
 555             }
 556             // if there is no the next widget to be automatically activated,
 557             // the Ok button in property
 558             // panel should accept the focus(example is parallel constraint on sketch lines)
 559             QToolButton* anOkBtn =
 560               dynamic_cast<XGUI_PropertyPanel*>(aPanel)->findButton(PROP_PANEL_OK);
 561             if (anOkBtn)
 562               ModuleBase_Tools::setFocus(anOkBtn, "XGUI_PropertyPanel::activateNextWidget");
 563           }
 564         }
 565       }
 566     }
 567   }
 568   if (isDone)
 569     module()->sketchMgr()->clearClickedFlags();
 570
 571   return isDone;
 572 }
 573
 574 void PartSet_SketcherReentrantMgr::beforeStopInternalEdit()
 575 {
 576   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 577                                                       (myWorkshop->currentOperation());
 578   if (aFOperation) {
 579     disconnect(aFOperation, SIGNAL(beforeCommitted()), this, SLOT(onBeforeStopped()));
 580     disconnect(aFOperation, SIGNAL(beforeAborted()), this, SLOT(onBeforeStopped()));
 581   }
 582
 583   deleteInternalFeature();
 584 }
 585
 586 void PartSet_SketcherReentrantMgr::restartOperation()
 587 {
 588 #ifdef DEBUG_RESTART
 589   std::cout << "PartSet_SketcherReentrantMgr::restartOperation" << std::endl;
 590 #endif
 591
 592   if (myIsInternalEditOperation) {
 593     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 594                                                                   myWorkshop->currentOperation());
 595     if (aFOperation) {
 596       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 597       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 598         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 599
 600       if (myInternalFeature.get())
 601         copyReetntrantAttributes(myInternalFeature, aFOperation->feature(),
 602                                  module()->sketchMgr()->activeSketch());
 603
 604       myNoMoreWidgetsAttribute = "";
 605       myIsFlagsBlocked = true;
 606       /// launch has 'false' parameter to do not start new operation if the previous operation
 607       /// is not committed. It is important for Line Sketch feature as it uses the previous
 608       /// created feature parameter(to build coincidence), but by abort the previous is removed
 609       module()->launchOperation(aFOperation->id(), true);
 610       myIsFlagsBlocked = false;
 611       resetFlags();
 612
 613       // we should avoid processing of the signal about no more widgets attributes and
 614       // do this after the restart operaion is finished if it was called
 615       // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 616       // if it should be called after restart
 617       if (!myNoMoreWidgetsAttribute.empty()) {
 618         onNoMoreWidgets(myNoMoreWidgetsAttribute);
 619         myNoMoreWidgetsAttribute = "";
 620       }
 621     }
 622   }
 623 }
 624
 625 void PartSet_SketcherReentrantMgr::createInternalFeature()
 626 {
 627   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 628                                                      (myWorkshop->currentOperation());
 629
 630   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 631     FeaturePtr anOperationFeature = aFOperation->feature();
 632
 633     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 634     myInternalFeature = aSketch->addFeature(anOperationFeature->getKind());
 635
 636 #ifdef DEBUG_RESTART
 637     std::cout << "PartSet_SketcherReentrantMgr::createInternalFeature: "
 638               << myInternalFeature->data()->name() << std::endl;
 639 #endif
 640
 641     bool isFeatureChanged = copyReetntrantAttributes(anOperationFeature, myInternalFeature,
 642                                                      aSketch, false);
 643     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 644                                                   (aFOperation->propertyPanel());
 645
 646     myInternalWidget = new QWidget(aPropertyPanel->contentWidget()->pageWidget());
 647     myInternalWidget->setVisible(false);
 648
 649     ModuleBase_PageWidget* anInternalPage = new ModuleBase_PageWidget(myInternalWidget);
 650
 651     QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
 652     ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), myWorkshop);
 653
 654     aFactory.createWidget(anInternalPage);
 655     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 656
 657     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 658       bool isStoreValue = !aFOperation->isEditOperation() &&
 659                           !aWidget->getDefaultValue().empty() &&
 660                           !aWidget->isComputedDefault();
 661       aWidget->setFeature(myInternalFeature, isStoreValue);
 662       if (!isStoreValue && isFeatureChanged)
 663         aWidget->restoreValue();
 664     }
 665
 666     ModuleBase_ModelWidget* aFirstWidget = ModuleBase_IPropertyPanel::findFirstAcceptingValueWidget
 667                                                                                         (aWidgets);
 668     if (aFirstWidget)
 669       setInternalActiveWidget(aFirstWidget);
 670   }
 671 }
 672
 673 void PartSet_SketcherReentrantMgr::deleteInternalFeature()
 674 {
 675 #ifdef DEBUG_RESTART
 676   std::cout << "PartSet_SketcherReentrantMgr::deleteInternalFeature: "
 677             << myInternalFeature->data()->name() << std::endl;
 678 #endif
 679   setInternalActiveWidget(0);
 680   delete myInternalWidget;
 681   myInternalWidget = 0;
 682
 683   QObjectPtrList anObjects;
 684   anObjects.append(myInternalFeature);
 685   workshop()->deleteFeatures(anObjects);
 686   myInternalFeature = FeaturePtr();
 687 }
 688
 689 void PartSet_SketcherReentrantMgr::resetFlags()
 690 {
 691   if (!myIsFlagsBlocked) {
 692     myIsInternalEditOperation = false;
 693     updateAcceptAllAction();
 694     myRestartingMode = RM_None;
 695     myReentrantMessage = std::shared_ptr<Events_Message>();
 696   }
 697 }
 698
 699 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 700                                                              const FeaturePtr& theNewFeature,
 701                                                              const CompositeFeaturePtr& theSketch,
 702                                                              const bool /*isTemporary*/)
 703 {
 704   bool aChanged = false;
 705   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 706       !theSourceFeature->data()->isValid())
 707     return aChanged;
 708
 709 #ifdef DEBUG_RESTART
 710   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 711             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 712             << "'" << std::endl;
 713 #endif
 714
 715   std::string aFeatureKind = theSourceFeature->getKind();
 716   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 717     // Initialize new line with first point equal to end of previous
 718     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 719     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 720                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 721     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 722     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 723                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 724     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 725     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 726
 727     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 728                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 729     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 730   }
 731   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 732     // set circle type
 733     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_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     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 739     //aChanged = true;
 740   }
 741   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 742     // set arc type
 743     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 744     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 745     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 746     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 747       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 748     //// if the arc is tangent, set coincidence to end point of the previous arc
 749     //std::string anArcType = aSourceFeatureTypeAttr->value();
 750     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 751     //  // get the last point of the previuos arc feature(geom point 2d)
 752     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 753     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 754     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 755     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 756     //  // get point attribute on the current feature
 757     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 758     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 759     //  aTangentPointAttr->setAttr(aSPointAttr);
 760
 761     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 762     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 763     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 764     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 765
 766     //}
 767     //ModuleBase_Tools::flushUpdated(theNewFeature);
 768     //aChanged = true;
 769   }
 770   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 771            aFeatureKind == SketchPlugin_Split::ID()) {
 772     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 773                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 774     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 775                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 776     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 777                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 778                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 779     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 780                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 781                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 782     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 783     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 784                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 785                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 786     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 787                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 788                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 789     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 790   }
 791   return aChanged;
 792 }
 793
 794 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 795                                                  const CompositeFeaturePtr& /*theSketch*/) const
 796 {
 797   bool aTangentArc = false;
 798   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 799                                                                         (theOperation);
 800   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 801     FeaturePtr aFeature = aFOperation->feature();
 802     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 803       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 804       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 805       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 806     }
 807   }
 808   return aTangentArc;
 809 }
 810
 811 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 812 {
 813   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 814   if (aSketch.get())
 815     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 816 }
 817
 818 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 819 {
 820   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 821   return aConnector->workshop();
 822 }
 823
 824 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 825 {
 826   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 827 }
 828
 829 void PartSet_SketcherReentrantMgr::setInternalActiveWidget(ModuleBase_ModelWidget* theWidget)
 830 {
 831   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 832     (myWorkshop->currentOperation());
 833   if (aFOperation)
 834   {
 835     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 836       (aFOperation->propertyPanel());
 837     if (aPropertyPanel)
 838       aPropertyPanel->setInternalActiveWidget(theWidget);
 839   }
 840 }
 841
 842 void PartSet_SketcherReentrantMgr::onAutoConstraints(bool isOn)
 843 {
 844   myIsAutoConstraints = isOn;
 845 }
 846
 847 void PartSet_SketcherReentrantMgr::addConstraints(const FeaturePtr& theFeature)
 848 {
 849   if (theFeature->getKind() != SketchPlugin_Line::ID())
 850     return;
 851
 852   static GeomDir2dPtr myHorDir(new GeomAPI_Dir2d(1, 0));
 853   static GeomDir2dPtr myVertDir(new GeomAPI_Dir2d(0, 1));
 854
 855   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 856   std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 857       aData->attribute(SketchPlugin_Line::START_ID()));
 858   std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 859       aData->attribute(SketchPlugin_Line::END_ID()));
 860   if (aPoint1.get() && aPoint2.get()) {
 861     GeomLine2dPtr aLine(new GeomAPI_Lin2d(aPoint1->pnt(), aPoint2->pnt()));
 862     GeomDir2dPtr aDir = aLine->direction();
 863     double aHorAngle = fabs(myHorDir->angle(aDir));
 864     double aVertAngle = fabs(myVertDir->angle(aDir));
 865     if (aHorAngle > M_PI/2.)
 866       aHorAngle = M_PI - aHorAngle;
 867     if (aVertAngle > M_PI/2.)
 868       aVertAngle = M_PI - aVertAngle;
 869
 870     double aTolerance = Config_PropManager::real(SKETCH_TAB_NAME, "angular_tolerance");
 871     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 872     FeaturePtr aFeature;
 873     if (aHorAngle < aTolerance)
 874       // Add horizontal constraint
 875       aFeature = aSketch->addFeature(SketchPlugin_ConstraintHorizontal::ID());
 876     else if (aVertAngle < aTolerance)
 877       // Add vertical constraint
 878       aFeature = aSketch->addFeature(SketchPlugin_ConstraintVertical::ID());
 879
 880     if (aFeature.get()) {
 881       aFeature->refattr(SketchPlugin_Constraint::ENTITY_A())->setObject(
 882           theFeature->firstResult());
 883     }
 884   }
 885 }