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   myLastAutoConstraint(0)
  80 {
  81 }
  82
  83 PartSet_SketcherReentrantMgr::~PartSet_SketcherReentrantMgr()
  84 {
  85 }
  86
  87 bool PartSet_SketcherReentrantMgr::isInternalEditActive() const
  88 {
  89   return myIsInternalEditOperation;
  90 }
  91
  92 void PartSet_SketcherReentrantMgr::updateInternalEditActiveState()
  93 {
  94   if  (myIsInternalEditOperation) {
  95     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
  96                                                          (myWorkshop->currentOperation());
  97     if (aFOperation) {
  98       FeaturePtr aFeature = aFOperation->feature();
  99       QString anError = myWorkshop->module()->getFeatureError(aFeature);
 100       // stop started internal edit operation as soon as the operation becomes invalid
 101       // it is especially important for the sketch tangent arc feature
 102       if (!anError.isEmpty()) {
 103         aFOperation->setEditOperation(false);
 104         //workshop()->operationMgr()->updateApplyOfOperations();
 105         myIsInternalEditOperation = false;
 106         updateAcceptAllAction();
 107       }
 108     }
 109   }
 110 }
 111
 112 bool PartSet_SketcherReentrantMgr::operationCommitted(ModuleBase_Operation* theOperation)
 113 {
 114   bool aProcessed = false;
 115   if (!isActiveMgr())
 116     return aProcessed;
 117
 118   aProcessed = myIsInternalEditOperation;
 119   resetFlags();
 120
 121   return aProcessed;
 122 }
 123
 124 void PartSet_SketcherReentrantMgr::operationStarted(ModuleBase_Operation* theOperation)
 125 {
 126   if (!isActiveMgr())
 127     return;
 128
 129   //if (myPreviousFeature.get() && myRestartingMode == RM_LastFeatureUsed) {
 130     //ModuleBase_OperationFeature* aCurrentOperation = dynamic_cast<ModuleBase_OperationFeature*>(
 131     //                                                            myWorkshop->currentOperation());
 132     //CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 133     //if (myPreviousFeature.get() && myPreviousFeature->data()->isValid()) // it is not removed
 134       //copyReetntrantAttributes(myPreviousFeature, aCurrentOperation->feature(), aSketch);
 135   //}
 136   resetFlags();
 137 }
 138
 139 void PartSet_SketcherReentrantMgr::operationAborted(ModuleBase_Operation* theOperation)
 140 {
 141   if (!isActiveMgr())
 142     return;
 143
 144   resetFlags();
 145 }
 146
 147 bool PartSet_SketcherReentrantMgr::processMouseMoved(ModuleBase_IViewWindow* theWnd,
 148                                                       QMouseEvent* theEvent)
 149 {
 150   bool aProcessed = false;
 151   if (!isActiveMgr())
 152     return aProcessed;
 153
 154   if  (myIsInternalEditOperation) {
 155     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 156                                                          (myWorkshop->currentOperation());
 157     FeaturePtr aLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature()
 158                                                                      : FeaturePtr();
 159     if (aLastFeature) {
 160       ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 161       ModuleBase_IPropertyPanel* aPanel = myWorkshop->currentOperation()->propertyPanel();
 162
 163       FeaturePtr aCurrentFeature = aFOperation->feature();
 164       bool isLineFeature = false, isReentrantArcFeature = false;
 165       std::string anAttributeOnStart;
 166       if (aCurrentFeature->getKind() == SketchPlugin_Line::ID()) {
 167         anAttributeOnStart = SketchPlugin_Line::START_ID();
 168         isLineFeature = anActiveWidget->attributeID() == anAttributeOnStart;
 169       }
 170       else if (isTangentArc(aFOperation, module()->sketchMgr()->activeSketch())) {
 171         isReentrantArcFeature = true;
 172       }
 173       bool aCanBeActivatedByMove = isLineFeature || isReentrantArcFeature;
 174       if (aCanBeActivatedByMove) {
 175         /// before restarting of operation we need to clear selection, as it may take part in
 176         /// new feature creation, e.g. tangent arc. But it is not necessary as it was processed
 177         /// by mouse release when the operation was restarted.
 178         workshop()->selector()->clearSelection();
 179
 180         myPreviousFeature = aFOperation->feature();
 181         restartOperation();
 182         myPreviousFeature = FeaturePtr();
 183
 184         anActiveWidget = module()->activeWidget();
 185         aProcessed = true;
 186         if (anActiveWidget && anActiveWidget->attributeID() == anAttributeOnStart) {
 187           // it was not deactivated by preselection processing
 188           aPanel->activateNextWidget(anActiveWidget);
 189         }
 190       } else {
 191         // processing mouse move in active widget of restarted operation
 192         ModuleBase_ModelWidget* anActiveWidget = module()->activeWidget();
 193         PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 194         if (aProcessor)
 195           aProcessor->mouseMoved(theWnd, theEvent);
 196       }
 197     }
 198   }
 199   return aProcessed;
 200 }
 201
 202 bool PartSet_SketcherReentrantMgr::processMousePressed(ModuleBase_IViewWindow* /* theWnd*/,
 203                                                         QMouseEvent* /* theEvent*/)
 204 {
 205   return isActiveMgr() && myIsInternalEditOperation;
 206 }
 207
 208 bool PartSet_SketcherReentrantMgr::processMouseReleased(ModuleBase_IViewWindow* theWindow,
 209                                                         QMouseEvent* theEvent)
 210 {
 211   bool aProcessed = false;
 212   if (!isActiveMgr())
 213     return aProcessed;
 214
 215   if (myIsInternalEditOperation) {
 216     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 217     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 218
 219     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 220     if (!anActiveWidget || !anActiveWidget->isViewerSelector()) {
 221
 222       // block of viewer update
 223       // we need to block update content of the viewer because of Sketch Point feature
 224       // in activate() the value of the point is initialized and it can be displayed
 225       // but the default value is [0, 0]. So, we block update viewer contentent until
 226       // onMouseRelease happens, which correct the point position
 227       ModuleBase_Tools::blockUpdateViewer(true);
 228
 229       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 230                                                            (myWorkshop->currentOperation());
 231       myPreviousFeature = aFOperation->feature();
 232
 233       /// selection should be obtained from workshop before ask if the operation can be started as
 234       /// the canStartOperation method performs commit/abort of previous operation.
 235       /// Sometimes commit/abort
 236       /// may cause selection clear(Sketch operation) as a result
 237       /// it will be lost and is not used for preselection.
 238       ModuleBase_ISelection* aSelection = myWorkshop->selection();
 239       QList<ModuleBase_ViewerPrsPtr> aPreSelected =
 240         aSelection->getSelected(ModuleBase_ISelection::AllControls);
 241
 242       myClickedSketchPoint = PartSet_Tools::getPnt2d(theEvent, theWindow,
 243                                                      module()->sketchMgr()->activeSketch());
 244       FeaturePtr anExternalCreatedFeature;
 245       if (!aPreSelected.empty()) {
 246         ModuleBase_ViewerPrsPtr aValue = aPreSelected.first();
 247         module()->getGeomSelection(aValue, mySelectedObject, mySelectedAttribute);
 248
 249         PartSet_WidgetPoint2D* aPointWidget = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 250         if (aPointWidget) {
 251           GeomShapePtr aShape;
 252           aPointWidget->getGeomSelection_(aValue, mySelectedObject, aShape);
 253           ObjectPtr anExternalObject =
 254             aPointWidget->getExternalObjectMgr()->getExternalObjectValidated();
 255           // if external object is during reentrant operation and is used as a parameter of feature
 256           // it should be removed after the operation is restarted. (Circle feature, Projection)
 257           if (anExternalObject.get())
 258             anExternalCreatedFeature = ModelAPI_Feature::feature(anExternalObject);
 259         }
 260       }
 261
 262       restartOperation();
 263       // remove created external feature
 264       if (anExternalCreatedFeature.get()) {
 265         QObjectPtrList anObjects;
 266         anObjects.append(anExternalCreatedFeature);
 267         workshop()->deleteFeatures(anObjects);
 268       }
 269
 270       myClickedSketchPoint = std::shared_ptr<GeomAPI_Pnt2d>();
 271       mySelectedObject = ObjectPtr();
 272       mySelectedAttribute = AttributePtr();
 273
 274       myPreviousFeature = FeaturePtr();
 275       aProcessed = true;
 276
 277       // fill the first widget by the mouse event point
 278       // if the active widget is not the first, it means that the restarted operation is filled by
 279       // the current preselection.
 280       PartSet_MouseProcessor* aMouseProcessor = dynamic_cast<PartSet_MouseProcessor*>(
 281                                                                        module()->activeWidget());
 282       //PartSet_WidgetPoint2D* aPoint2DWdg =
 283       //  dynamic_cast<PartSet_WidgetPoint2D*>(module()->activeWidget());
 284       PartSet_MouseProcessor* aFirstWidget = dynamic_cast<PartSet_MouseProcessor*>(
 285                                                         aPanel->findFirstAcceptingValueWidget());
 286       //if (aPoint2DWdg && aPoint2DWdg == aFirstWidget) {
 287       if (aMouseProcessor && aMouseProcessor == aFirstWidget) {
 288         std::shared_ptr<ModuleBase_ViewerPrs> aSelectedPrs;
 289         if (!aPreSelected.empty())
 290           aSelectedPrs = aPreSelected.front();
 291         if (aSelectedPrs.get() && aSelectedPrs->object().get()
 292             && !aSelectedPrs->object()->data()->isValid()) {
 293           // the selected object was removed diring restart, e.g. presentable macro feature
 294           // there are created objects to replace the object depending on created feature kind
 295           aSelectedPrs = std::shared_ptr<ModuleBase_ViewerPrs>();
 296         }
 297         aMouseProcessor->setPreSelection(aSelectedPrs, theWindow, theEvent);
 298         //aPoint2DWdg->mouseReleased(theWindow, theEvent);
 299         //if (!aPreSelected.empty())
 300         //  aPoint2DWdg->setPreSelection(ModuleBase_ViewerPrsPtr());
 301       }
 302       // unblock viewer update
 303       ModuleBase_Tools::blockUpdateViewer(false);
 304     }
 305   }
 306   return aProcessed;
 307 }
 308
 309 //******************************************************
 310 void PartSet_SketcherReentrantMgr::setReentrantPreSelection(
 311                                        const std::shared_ptr<Events_Message>& theMessage)
 312 {
 313   ReentrantMessagePtr aReentrantMessage =
 314                       std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
 315   if (!aReentrantMessage.get())
 316     return;
 317
 318   // if feature has already filled the selected object, we should not overwrite it
 319   if (!aReentrantMessage->selectedObject().get())
 320     aReentrantMessage->setSelectedObject(mySelectedObject);
 321
 322   aReentrantMessage->setSelectedAttribute(mySelectedAttribute);
 323   aReentrantMessage->setClickedPoint(myClickedSketchPoint);
 324 }
 325
 326 //void PartSet_SketcherReentrantMgr::onWidgetActivated()
 327 //{
 328 //  if (!isActiveMgr())
 329 //    return;
 330 //  if (!myIsInternalEditOperation)
 331 //    return;
 332 //
 333 //  PartSet_Module* aModule = module();
 334 //  ModuleBase_ModelWidget* aFirstWidget = aModule->activeWidget();
 335 //  ModuleBase_IPropertyPanel* aPanel = aModule->currentOperation()->propertyPanel();
 336 //  if (aFirstWidget != aPanel->activeWidget()) {
 337 //    ModuleBase_WidgetSelector* aWSelector = dynamic_cast<ModuleBase_WidgetSelector*>
 338 //      (aFirstWidget);
 339 //    if (aWSelector) {
 340 //      myWorkshop->selectionActivate()->updateSelectionModesAndFilters(aWSelector);
 341 //    }
 342 //  }
 343 //}
 344
 345 void PartSet_SketcherReentrantMgr::onNoMoreWidgets(const std::string& thePreviousAttributeID)
 346 {
 347 #ifdef DEBUG_RESTART
 348   std::cout << "PartSet_SketcherReentrantMgr::onNoMoreWidgets" << std::endl;
 349 #endif
 350
 351   if (!isActiveMgr())
 352     return;
 353
 354   // we should avoid processing of the signal about no more widgets attributes and
 355   // do this after the restart operaion is finished if it was called
 356   // onNoMoreWidgets depends on myIsFlagsBlocked and fill myNoMoreWidgetsAttribute
 357   // if it should be called after restart
 358   if (myIsFlagsBlocked) {
 359     myNoMoreWidgetsAttribute = thePreviousAttributeID;
 360     return;
 361   }
 362
 363   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 364                                                        (myWorkshop->currentOperation());
 365   if (module()->sketchMgr()->isDragModeCreation()) {
 366     if (aFOperation && myIsAutoConstraints)
 367       addConstraints(aFOperation->feature());
 368     return;
 369   }
 370   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 371     return;
 372
 373   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 374     if (aFOperation->isNeedToBeAborted()) {
 375       aFOperation->abort();
 376     }
 377     else {
 378       bool isStarted = false;
 379       if (!module()->sketchMgr()->sketchSolverError()) {
 380         if (myRestartingMode != RM_Forbided) {
 381           myRestartingMode = RM_LastFeatureUsed;
 382           isStarted = startInternalEdit(thePreviousAttributeID);
 383         }
 384       }
 385       if (!isStarted) {
 386         if (myIsAutoConstraints)
 387           addConstraints(aFOperation->feature());
 388         aFOperation->commit();
 389       }
 390     }
 391   }
 392 }
 393
 394 bool PartSet_SketcherReentrantMgr::processEnter(const std::string& thePreviousAttributeID)
 395 {
 396   bool isDone = false;
 397
 398   if (!isActiveMgr())
 399     return isDone;
 400
 401   // empty previous attribute means that the Apply/Ok button has focus and the enter
 402   // should not lead to start edition mode of the previous operation
 403   if (thePreviousAttributeID.empty())
 404     return isDone;
 405
 406   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 407                                                        (myWorkshop->currentOperation());
 408   if (!myWorkshop->module()->getFeatureError(aFOperation->feature()).isEmpty())
 409     return isDone;
 410
 411   bool isSketchSolverError = module()->sketchMgr()->sketchSolverError();
 412
 413   if (!isSketchSolverError) {
 414     myRestartingMode = RM_EmptyFeatureUsed;
 415     // It seems that the call is obsolete for Enter key processing
 416     // It prevent finalysing of the current operation by Enter key
 417     //isDone = startInternalEdit(thePreviousAttributeID);
 418   }
 419
 420   return isDone;
 421 }
 422
 423 void PartSet_SketcherReentrantMgr::onVertexSelected()
 424 {
 425   if (!isActiveMgr())
 426     return;
 427
 428   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 429   std::string anOperationId = anOperation->id().toStdString();
 430   if (anOperationId == SketchPlugin_Line::ID() ||
 431       isTangentArc(anOperation, module()->sketchMgr()->activeSketch())) {
 432     /// If last line finished on vertex the lines creation sequence has to be break
 433     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
 434     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 435     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 436     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 437     bool aFoundWidget = false;
 438     bool aFoundObligatory = false;
 439     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 440       if (!aFoundWidget)
 441         aFoundWidget = *anIt == anActiveWidget;
 442       else
 443         aFoundObligatory = (*anIt)->isObligatory();
 444     }
 445     if (!aFoundObligatory)
 446       myRestartingMode = RM_Forbided;
 447   }
 448 }
 449
 450 void PartSet_SketcherReentrantMgr::onAfterValuesChangedInPropertyPanel()
 451 {
 452
 453   if (isInternalEditActive()) {
 454     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 455                                                        (myWorkshop->currentOperation());
 456     ModuleBase_ModelWidget* aWidget = (ModuleBase_ModelWidget*)sender();
 457     if (!aWidget->isModifiedInEdit().empty())
 458       restartOperation();
 459   }
 460 }
 461
 462 void PartSet_SketcherReentrantMgr::onBeforeStopped()
 463 {
 464   if (!isActiveMgr() || !myIsInternalEditOperation)
 465     return;
 466
 467   beforeStopInternalEdit();
 468 }
 469
 470 bool PartSet_SketcherReentrantMgr::canBeCommittedByPreselection()
 471 {
 472   return !isActiveMgr() || myRestartingMode == RM_None;
 473 }
 474
 475 bool PartSet_SketcherReentrantMgr::isActiveMgr() const
 476 {
 477   ModuleBase_Operation* aCurrentOperation = myWorkshop->currentOperation();
 478
 479   bool anActive = PartSet_SketcherMgr::isSketchOperation(aCurrentOperation);
 480   if (!anActive) {
 481     anActive = module()->sketchMgr()->isNestedSketchOperation(aCurrentOperation);
 482     if (anActive) { // the manager is not active when the current operation is a usual Edit
 483       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 484                                                        (myWorkshop->currentOperation());
 485       if (aFOperation->isEditOperation())
 486         anActive = myIsInternalEditOperation;
 487     }
 488   }
 489   return anActive;
 490 }
 491
 492 bool PartSet_SketcherReentrantMgr::startInternalEdit(const std::string& thePreviousAttributeID)
 493 {
 494 #ifdef DEBUG_RESTART
 495   std::cout << "PartSet_SketcherReentrantMgr::startInternalEdit" << std::endl;
 496 #endif
 497
 498   bool isDone = false;
 499   /// this is workaround for ModuleBase_WidgetEditor, used in SALOME mode. Sometimes key enter
 500   /// event comes two times, so we should not start another internal edit operation
 501   /// the Apply button becomes disabled becase the second additional internal feature is created
 502   if (myIsInternalEditOperation)
 503     return true;
 504
 505   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 506                                                      (myWorkshop->currentOperation());
 507
 508   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 509     /// improvement to deselect automatically all eventual selected objects, when
 510     // returning to the neutral point of the Sketcher or start internal edit
 511     workshop()->selector()->clearSelection();
 512
 513     if (myIsAutoConstraints)
 514       addConstraints(aFOperation->feature());
 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       setInternalActiveWidget(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   setInternalActiveWidget(0);
 683   delete myInternalWidget;
 684   myInternalWidget = 0;
 685
 686   QObjectPtrList anObjects;
 687   anObjects.append(myInternalFeature);
 688   workshop()->deleteFeatures(anObjects);
 689   myInternalFeature = FeaturePtr();
 690 }
 691
 692 void PartSet_SketcherReentrantMgr::resetFlags()
 693 {
 694   if (!myIsFlagsBlocked) {
 695     myIsInternalEditOperation = false;
 696     updateAcceptAllAction();
 697     myRestartingMode = RM_None;
 698     myReentrantMessage = std::shared_ptr<Events_Message>();
 699   }
 700 }
 701
 702 bool PartSet_SketcherReentrantMgr::copyReetntrantAttributes(const FeaturePtr& theSourceFeature,
 703                                                              const FeaturePtr& theNewFeature,
 704                                                              const CompositeFeaturePtr& theSketch,
 705                                                              const bool /*isTemporary*/)
 706 {
 707   bool aChanged = false;
 708   if (!theSourceFeature.get() || !theSourceFeature->data().get() ||
 709       !theSourceFeature->data()->isValid())
 710     return aChanged;
 711
 712 #ifdef DEBUG_RESTART
 713   std::cout << "PartSet_SketcherReentrantMgr::copyReetntrantAttributes from '"
 714             << theSourceFeature->data()->name() << "' to '" << theNewFeature->data()->name()
 715             << "'" << std::endl;
 716 #endif
 717
 718   std::string aFeatureKind = theSourceFeature->getKind();
 719   /*if (aFeatureKind == SketchPlugin_Line::ID()) {
 720     // Initialize new line with first point equal to end of previous
 721     std::shared_ptr<ModelAPI_Data> aSFData = theSourceFeature->data();
 722     std::shared_ptr<GeomDataAPI_Point2D> aSPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 723                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 724     std::shared_ptr<ModelAPI_Data> aNFData = theNewFeature->data();
 725     std::shared_ptr<GeomDataAPI_Point2D> aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 726                                                  aNFData->attribute(SketchPlugin_Line::START_ID()));
 727     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 728     PartSet_Tools::createConstraint(theSketch, aSPoint, aNPoint);
 729
 730     aNPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 731                                                  aSFData->attribute(SketchPlugin_Line::END_ID()));
 732     aNPoint->setValue(aSPoint->x(), aSPoint->y());
 733   }
 734   else*/ if (aFeatureKind == SketchPlugin_MacroCircle::ID()) {
 735     // set circle type
 736     /*std::string aTypeAttributeId = SketchPlugin_MacroCircle::CIRCLE_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     //ModuleBase_Tools::flushUpdated(theNewFeature);*/
 742     //aChanged = true;
 743   }
 744   else if (aFeatureKind == SketchPlugin_MacroArc::ID()) {
 745     // set arc type
 746     /*std::string aTypeAttributeId = SketchPlugin_MacroArc::ARC_TYPE();
 747     AttributeStringPtr aSourceFeatureTypeAttr = theSourceFeature->data()->string(aTypeAttributeId);
 748     AttributeStringPtr aNewFeatureTypeAttr = theNewFeature->data()->string(aTypeAttributeId);
 749     if (aNewFeatureTypeAttr->value() != aTypeAttributeId) // do nothing if there is no changes
 750       aNewFeatureTypeAttr->setValue(aSourceFeatureTypeAttr->value());*/
 751     //// if the arc is tangent, set coincidence to end point of the previous arc
 752     //std::string anArcType = aSourceFeatureTypeAttr->value();
 753     //if (anArcType == SketchPlugin_Arc::ARC_TYPE_TANGENT()) {
 754     //  // get the last point of the previuos arc feature(geom point 2d)
 755     //  std::shared_ptr<ModelAPI_Data> aSData = theSourceFeature->data();
 756     //  std::shared_ptr<GeomDataAPI_Point2D> aSPointAttr =
 757     //                                  std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 758     //                                  aSData->attribute(SketchPlugin_Arc::END_ID()));
 759     //  // get point attribute on the current feature
 760     //  AttributeRefAttrPtr aTangentPointAttr = theNewFeature->data()->refattr(
 761     //                                                SketchPlugin_Arc::TANGENT_POINT_ID());
 762     //  aTangentPointAttr->setAttr(aSPointAttr);
 763
 764     //  std::shared_ptr<GeomDataAPI_Point2D> aNPointAttr =
 765     //                                std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 766     //                                theNewFeature->data()->attribute(SketchPlugin_Arc::END_ID()));
 767     //  aNPointAttr->setValue(aSPointAttr->x(), aSPointAttr->y());
 768
 769     //}
 770     //ModuleBase_Tools::flushUpdated(theNewFeature);
 771     //aChanged = true;
 772   }
 773   else if (aFeatureKind == SketchPlugin_Trim::ID() ||
 774            aFeatureKind == SketchPlugin_Split::ID()) {
 775     std::string aPreviewObjectAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 776                 SketchPlugin_Trim::PREVIEW_OBJECT(): SketchPlugin_Split::PREVIEW_OBJECT();
 777     std::string aPreviewPointAttribute = aFeatureKind == SketchPlugin_Trim::ID() ?
 778                 SketchPlugin_Trim::PREVIEW_POINT(): SketchPlugin_Split::PREVIEW_POINT();
 779     std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 780                       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 781                       theSourceFeature->data()->attribute(aPreviewObjectAttribute));
 782     std::shared_ptr<ModelAPI_AttributeReference> aNRefPreviewAttr =
 783                         std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 784                         theNewFeature->data()->attribute(aPreviewObjectAttribute));
 785     aNRefPreviewAttr->setValue(aRefPreviewAttr->value());
 786     std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 787                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 788                       theSourceFeature->data()->attribute(aPreviewPointAttribute));
 789     std::shared_ptr<GeomDataAPI_Point2D> aNPointPreviewAttr =
 790                       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 791                       theNewFeature->data()->attribute(aPreviewPointAttribute));
 792     aNPointPreviewAttr->setValue(aPointPreviewAttr->x(), aPointPreviewAttr->y());
 793   }
 794   return aChanged;
 795 }
 796
 797 bool PartSet_SketcherReentrantMgr::isTangentArc(ModuleBase_Operation* theOperation,
 798                                                  const CompositeFeaturePtr& /*theSketch*/) const
 799 {
 800   bool aTangentArc = false;
 801   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 802                                                                         (theOperation);
 803   if (aFOperation && module()->sketchMgr()->isNestedSketchOperation(aFOperation)) {
 804     FeaturePtr aFeature = aFOperation->feature();
 805     if (aFeature.get() && aFeature->getKind() == SketchPlugin_MacroArc::ID()) {
 806       AttributeStringPtr aTypeAttr = aFeature->data()->string(SketchPlugin_MacroArc::ARC_TYPE());
 807       std::string anArcType = aTypeAttr.get() ? aTypeAttr->value() : "";
 808       aTangentArc = anArcType == SketchPlugin_MacroArc::ARC_TYPE_BY_TANGENT_EDGE();
 809     }
 810   }
 811   return aTangentArc;
 812 }
 813
 814 void PartSet_SketcherReentrantMgr::updateAcceptAllAction()
 815 {
 816   CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 817   if (aSketch.get())
 818     workshop()->errorMgr()->updateAcceptAllAction(aSketch);
 819 }
 820
 821 XGUI_Workshop* PartSet_SketcherReentrantMgr::workshop() const
 822 {
 823   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 824   return aConnector->workshop();
 825 }
 826
 827 PartSet_Module* PartSet_SketcherReentrantMgr::module() const
 828 {
 829   return dynamic_cast<PartSet_Module*>(myWorkshop->module());
 830 }
 831
 832 void PartSet_SketcherReentrantMgr::setInternalActiveWidget(ModuleBase_ModelWidget* theWidget)
 833 {
 834   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 835     (myWorkshop->currentOperation());
 836   if (aFOperation)
 837   {
 838     XGUI_PropertyPanel* aPropertyPanel = dynamic_cast<XGUI_PropertyPanel*>
 839       (aFOperation->propertyPanel());
 840     if (aPropertyPanel)
 841       aPropertyPanel->setInternalActiveWidget(theWidget);
 842   }
 843 }
 844
 845 void PartSet_SketcherReentrantMgr::onAutoConstraints(bool isOn)
 846 {
 847   myIsAutoConstraints = isOn;
 848 }
 849
 850 void PartSet_SketcherReentrantMgr::addConstraints(const FeaturePtr& theFeature)
 851 {
 852   if (theFeature->getKind() != SketchPlugin_Line::ID())
 853     return;
 854
 855   static GeomDir2dPtr myHorDir(new GeomAPI_Dir2d(1, 0));
 856   static GeomDir2dPtr myVertDir(new GeomAPI_Dir2d(0, 1));
 857
 858   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 859   std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 860       aData->attribute(SketchPlugin_Line::START_ID()));
 861   std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 862       aData->attribute(SketchPlugin_Line::END_ID()));
 863   if (aPoint1.get() && aPoint2.get()) {
 864     GeomLine2dPtr aLine(new GeomAPI_Lin2d(aPoint1->pnt(), aPoint2->pnt()));
 865     GeomDir2dPtr aDir = aLine->direction();
 866     double aHorAngle = fabs(myHorDir->angle(aDir));
 867     double aVertAngle = fabs(myVertDir->angle(aDir));
 868     if (aHorAngle > M_PI/2.)
 869       aHorAngle = M_PI - aHorAngle;
 870     if (aVertAngle > M_PI/2.)
 871       aVertAngle = M_PI - aVertAngle;
 872
 873     double aTolerance = Config_PropManager::real(SKETCH_TAB_NAME, "angular_tolerance");
 874     CompositeFeaturePtr aSketch = module()->sketchMgr()->activeSketch();
 875     FeaturePtr aFeature;
 876     if (aHorAngle < aTolerance) {
 877       // Add horizontal constraint
 878       aFeature = aSketch->addFeature(SketchPlugin_ConstraintHorizontal::ID());
 879     }
 880     else if (aVertAngle < aTolerance) {
 881       // Add vertical constraint
 882       aFeature = aSketch->addFeature(SketchPlugin_ConstraintVertical::ID());
 883     }
 884     if (aFeature.get()) {
 885       aFeature->refattr(SketchPlugin_Constraint::ENTITY_A())->setObject(
 886           theFeature->firstResult());
 887       myLastAutoConstraint = aFeature.get();
 888     }
 889   }
 890 }
 891
 892
 893 bool PartSet_SketcherReentrantMgr::isLastAutoConstraint(const ObjectPtr& theObj) const
 894 {
 895   return theObj.get() == myLastAutoConstraint;
 896 }