src/Model/Model_Update.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        Model_Update.cxx
   4 // Created:     25 Jun 2014
   5 // Author:      Mikhail PONIKAROV
   6
   7 #include <Model_Update.h>
   8 #include <Model_Document.h>
   9 #include <Model_Data.h>
  10 #include <Model_Objects.h>
  11 #include <ModelAPI_Feature.h>
  12 #include <ModelAPI_Data.h>
  13 #include <ModelAPI_Document.h>
  14 #include <ModelAPI_Events.h>
  15 #include <ModelAPI_AttributeReference.h>
  16 #include <ModelAPI_AttributeRefList.h>
  17 #include <ModelAPI_AttributeRefAttr.h>
  18 #include <ModelAPI_AttributeSelection.h>
  19 #include <ModelAPI_AttributeSelectionList.h>
  20 #include <ModelAPI_Result.h>
  21 #include <ModelAPI_ResultPart.h>
  22 #include <ModelAPI_Validator.h>
  23 #include <ModelAPI_CompositeFeature.h>
  24 #include <ModelAPI_Session.h>
  25 #include <ModelAPI_Tools.h>
  26 #include <GeomDataAPI_Point.h>
  27 #include <GeomDataAPI_Point2D.h>
  28 #include <Events_Loop.h>
  29 #include <Events_LongOp.h>
  30 #include <Events_Error.h>
  31 #include <Config_PropManager.h>
  32
  33 using namespace std;
  34
  35 Model_Update MY_UPDATER_INSTANCE;  /// the only one instance initialized on load of the library
  36
  37 Model_Update::Model_Update()
  38 {
  39   Events_Loop* aLoop = Events_Loop::loop();
  40   static const Events_ID kChangedEvent = aLoop->eventByName("PreferenceChanged");
  41   aLoop->registerListener(this, kChangedEvent);
  42   static const Events_ID kRebuildEvent = aLoop->eventByName("Rebuild");
  43   aLoop->registerListener(this, kRebuildEvent);
  44   static const Events_ID kCreatedEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED);
  45   aLoop->registerListener(this, kCreatedEvent);
  46   static const Events_ID kUpdatedEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED);
  47   aLoop->registerListener(this, kUpdatedEvent);
  48   static const Events_ID kMovedEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_MOVED);
  49   aLoop->registerListener(this, kMovedEvent);
  50   static const Events_ID kOpFinishEvent = aLoop->eventByName("FinishOperation");
  51   aLoop->registerListener(this, kOpFinishEvent);
  52   static const Events_ID kOpAbortEvent = aLoop->eventByName("AbortOperation");
  53   aLoop->registerListener(this, kOpAbortEvent);
  54   static const Events_ID kOpStartEvent = aLoop->eventByName("StartOperation");
  55   aLoop->registerListener(this, kOpStartEvent);
  56
  57   Config_PropManager::registerProp("Model update", "automatic_rebuild", "Rebuild immediately",
  58                                    Config_Prop::Boolean, "false");
  59   myIsAutomatic =
  60     Config_PropManager::findProp("Model update", "automatic_rebuild")->value() == "true";
  61   myIsParamUpdated = false;
  62   myIsFinish = false;
  63 }
  64
  65 void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessage)
  66 {
  67   static Events_Loop* aLoop = Events_Loop::loop();
  68   static const Events_ID kChangedEvent = aLoop->eventByName("PreferenceChanged");
  69   static const Events_ID kRebuildEvent = aLoop->eventByName("Rebuild");
  70   static const Events_ID kCreatedEvent = aLoop->eventByName(EVENT_OBJECT_CREATED);
  71   static const Events_ID kUpdatedEvent = aLoop->eventByName(EVENT_OBJECT_UPDATED);
  72   static const Events_ID kMovedEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_MOVED);
  73   static const Events_ID kOpFinishEvent = aLoop->eventByName("FinishOperation");
  74   static const Events_ID kOpAbortEvent = aLoop->eventByName("AbortOperation");
  75   static const Events_ID kOpStartEvent = aLoop->eventByName("StartOperation");
  76   if (theMessage->eventID() == kChangedEvent) { // automatic and manual rebuild flag is changed
  77     bool aPropVal =
  78       Config_PropManager::findProp("Model update", "automatic_rebuild")->value() == "true";
  79     if (aPropVal != myIsAutomatic) { // something is changed
  80       myIsAutomatic = aPropVal;
  81       if (myIsAutomatic) // higher level of automatization => to rebuild
  82         processOperation(false);
  83     }
  84   } else if (theMessage->eventID() == kRebuildEvent) { // the rebuild command
  85     processOperation(true);
  86   } else if (theMessage->eventID() == kCreatedEvent || theMessage->eventID() == kUpdatedEvent ||
  87              theMessage->eventID() == kMovedEvent) {
  88     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> aMsg =
  89         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
  90     const std::set<ObjectPtr>& anObjs = aMsg->objects();
  91     std::set<ObjectPtr>::const_iterator anObjIter = anObjs.cbegin();
  92     bool isOnlyResults = true; // check that only results were changed: only redisplay is needed
  93     for(; anObjIter != anObjs.cend(); anObjIter++) {
  94       if (!std::dynamic_pointer_cast<ModelAPI_Result>(*anObjIter).get()) {
  95         isOnlyResults = false;
  96       }
  97       if ((*anObjIter)->groupName() == ModelAPI_ResultParameter::group()) {
  98         myIsParamUpdated = true;
  99       }
 100       // created objects are always must be up to date (python box feature)
 101       // and updated not in internal uptation chain
 102       myJustUpdated.insert(*anObjIter);
 103     }
 104     // this event is for solver update, not here, do not react immideately
 105     if (!isOnlyResults && !(theMessage->eventID() == kMovedEvent))
 106       processOperation(false);
 107   } else if (theMessage->eventID() == kOpFinishEvent || theMessage->eventID() == kOpAbortEvent ||
 108       theMessage->eventID() == kOpStartEvent) {
 109     myIsParamUpdated = false;
 110
 111     if (!(theMessage->eventID() == kOpStartEvent)) {
 112       myIsFinish = true;
 113       processOperation(true, theMessage->eventID() == kOpFinishEvent);
 114       myIsFinish = false;
 115     }
 116     // remove all macros before clearing all created
 117     std::set<ObjectPtr>::iterator anUpdatedIter = myWaitForFinish.begin();
 118     while(anUpdatedIter != myWaitForFinish.end()) {
 119       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anUpdatedIter);
 120       if (aFeature.get()) {
 121         // remove macro on finish
 122         if (aFeature->isMacro()) {
 123           aFeature->document()->removeFeature(aFeature);
 124           myWaitForFinish.erase(aFeature);
 125         }
 126         // to avoid the map update problems on "remove"
 127         if (myWaitForFinish.find(aFeature) == myWaitForFinish.end()) {
 128           anUpdatedIter = myWaitForFinish.begin();
 129         } else {
 130           anUpdatedIter++;
 131         }
 132       } else {
 133         anUpdatedIter++;
 134       }
 135     }
 136     // in the end of transaction everything is updated, so clear the old objects (the only one
 137     // place where results are cleared)
 138     myJustUpdated.clear();
 139     myWaitForFinish.clear();
 140   }
 141 }
 142
 143 void Model_Update::processOperation(const bool theTotalUpdate, const bool theFinish)
 144 {
 145   if (theFinish) {
 146     // the hardcode (DBC asked): hide the sketch referenced by extrusion on apply
 147     std::set<std::shared_ptr<ModelAPI_Object> >::iterator aFIter;
 148     for(aFIter = myWaitForFinish.begin(); aFIter != myWaitForFinish.end(); aFIter++)
 149     {
 150       FeaturePtr aF = std::dynamic_pointer_cast<ModelAPI_Feature>(*aFIter);
 151       if (aF && aF->data()->isValid() && aF->getKind() == "Extrusion") {
 152         AttributeSelectionListPtr aBase = aF->selectionList("base");
 153         if (aBase.get()) {
 154           for(int a = aBase->size() - 1; a >= 0; a--) {
 155             ResultPtr aSketchRes = aBase->value(a)->context();
 156             if (aSketchRes) {
 157               aSketchRes->setDisplayed(false);
 158             }
 159           }
 160         }
 161       }
 162     }
 163   }
 164   // perform update of everything if needed
 165   if (!myIsExecuted) {
 166     myIsExecuted = true;
 167
 168     bool isAutomaticChanged = false;
 169
 170     if (theTotalUpdate && !myIsAutomatic) { // Apply button now works as "Rebuild"
 171       isAutomaticChanged = true;
 172       myIsAutomatic = true;
 173     }
 174
 175     // iterate all features in the root document to update each
 176     DocumentPtr aRootDoc = ModelAPI_Session::get()->moduleDocument();
 177     Model_Objects* anObjs = std::dynamic_pointer_cast<Model_Document>(aRootDoc)->objects();
 178     if (!anObjs) return;
 179     FeaturePtr aFeatureIter = anObjs->firstFeature();
 180     std::set<FeaturePtr> aProcessedFeatures; // to avoid processing twice
 181     for (; aFeatureIter.get(); aFeatureIter = anObjs->nextFeature(aFeatureIter)) {
 182       updateFeature(aFeatureIter, aProcessedFeatures);
 183     }
 184
 185     if (isAutomaticChanged) myIsAutomatic = false;
 186     myIsExecuted = false;
 187
 188     // flush to update display
 189     static Events_Loop* aLoop = Events_Loop::loop();
 190     static Events_ID EVENT_DISP = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 191     aLoop->flush(EVENT_DISP);
 192   }
 193 }
 194
 195 void Model_Update::updateFeature(FeaturePtr theFeature, std::set<FeaturePtr>& theProcessed)
 196 {
 197   // check all features this feature depended on (recursive call of updateFeature)
 198   static ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 199
 200   if (theProcessed.find(theFeature) != theProcessed.end())
 201     return;
 202   theProcessed.insert(theFeature);
 203   if (theFeature->isDisabled())
 204     return;
 205
 206   CompositeFeaturePtr aCompos = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 207   // If automatice update is not needed and feature attributes were not updated right now,
 208   // do not execute it and do not update arguments.
 209   if (!myIsAutomatic && myJustUpdated.find(theFeature) == myJustUpdated.end() && !aCompos.get()) {
 210     // execute will be performed later, but some features may have not-result
 211     // presentations, so call update for them (like coincidence in the sketcher)
 212     static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 213     ModelAPI_EventCreator::get()->sendUpdated(theFeature, EVENT_DISP);
 214     return;
 215   }
 216
 217   // Update selection and parameters attributes first, before sub-features analysis (sketch plane).
 218   updateArguments(theFeature);
 219
 220   // composite feature must be executed after sub-features execution
 221   if (aCompos) {
 222     // number of subs can be changed in execution: like fillet
 223     for(int a = 0; a < aCompos->numberOfSubs(); a++) {
 224       FeaturePtr aSub = aCompos->subFeature(a);
 225       updateFeature(aSub, theProcessed);
 226     }
 227   }
 228   // this checking must be after the composite feature sub-elements processing:
 229   // composite feature status may depend on it's subelements
 230   if (theFeature->data()->execState() == ModelAPI_StateInvalidArgument) {
 231     theFeature->eraseResults();
 232     redisplayWithResults(theFeature, ModelAPI_StateInvalidArgument); // result also must be updated
 233     return;
 234   }
 235
 236   bool aJustUpdated = myJustUpdated.find(theFeature) != myJustUpdated.end();
 237
 238   if (myIsAutomatic && theFeature->data()->execState() == ModelAPI_StateMustBeUpdated)
 239     aJustUpdated = true;
 240
 241   // On abort, undo or redo execute is not needed: results in document are updated automatically
 242   // But redisplay is needed: results are updated, must be also updated in the viewer.
 243   if (aJustUpdated &&
 244       !std::dynamic_pointer_cast<Model_Document>(theFeature->document())->executeFeatures()) {
 245     if (!theFeature->isPersistentResult()) { // not persistent must be re-executed on abort, etc.
 246       ModelAPI_ExecState aState = theFeature->data()->execState();
 247       if (aFactory->validate(theFeature)) {
 248         executeFeature(theFeature);
 249       } else {
 250         theFeature->eraseResults();
 251         redisplayWithResults(theFeature, ModelAPI_StateInvalidArgument); // result also must be updated
 252       }
 253     } else {
 254       redisplayWithResults(theFeature, ModelAPI_StateNothing);
 255       if (theFeature->data()->execState() == ModelAPI_StateMustBeUpdated) { // it is done (in the tree)
 256         theFeature->data()->execState(ModelAPI_StateDone);
 257       }
 258     }
 259     return;
 260   }
 261
 262   // execute feature if it must be updated
 263   if (theFeature->isPreviewNeeded() || myIsFinish) {
 264     if (aJustUpdated) {
 265       ModelAPI_ExecState aState = theFeature->data()->execState();
 266       if (aFactory->validate(theFeature)) {
 267         executeFeature(theFeature);
 268       } else {
 269         theFeature->eraseResults();
 270         redisplayWithResults(theFeature, ModelAPI_StateInvalidArgument); // result also must be updated
 271       }
 272     }
 273   } else { // preview is not needed => make state Done
 274     if (theFeature->data()->execState() == ModelAPI_StateMustBeUpdated) {
 275       theFeature->data()->execState(ModelAPI_StateDone);
 276       if (aJustUpdated) // store that it must be updated on finish
 277         myJustUpdated.insert(theFeature);
 278     }
 279   }
 280 }
 281
 282 void Model_Update::redisplayWithResults(FeaturePtr theFeature, const ModelAPI_ExecState theState)
 283 {
 284   // make updated and redisplay all results
 285   static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 286   const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = theFeature->results();
 287   std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
 288   for (; aRIter != aResults.cend(); aRIter++) {
 289     std::shared_ptr<ModelAPI_Result> aRes = *aRIter;
 290     aRes->data()->execState(theState);
 291     if (theFeature->data()->updateID() > aRes->data()->updateID()) {
 292       aRes->data()->setUpdateID(theFeature->data()->updateID());
 293     }
 294     ModelAPI_EventCreator::get()->sendUpdated(aRes, EVENT_DISP);
 295   }
 296   // to redisplay "presentable" feature (for ex. distance constraint)
 297   ModelAPI_EventCreator::get()->sendUpdated(theFeature, EVENT_DISP);
 298   theFeature->data()->execState(theState);
 299 }
 300
 301 /// Updates the state by the referenced object: if something bad with it, set state for this one
 302 ModelAPI_ExecState stateByReference(ObjectPtr theTarget, const ModelAPI_ExecState theCurrent)
 303 {
 304   if (theTarget) {
 305     ModelAPI_ExecState aRefState = theTarget->data()->execState();
 306     if (aRefState == ModelAPI_StateMustBeUpdated) {
 307       if (theCurrent == ModelAPI_StateDone)
 308         return ModelAPI_StateMustBeUpdated;
 309     } else if (aRefState != ModelAPI_StateDone) {
 310       return ModelAPI_StateInvalidArgument;
 311     }
 312   }
 313   return theCurrent;
 314 }
 315
 316 void Model_Update::updateArguments(FeaturePtr theFeature) {
 317   // perform this method also for disabled features: to make "not done" state for
 318   // featuers referenced to the active and modified features
 319
 320   static ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 321
 322   ModelAPI_ExecState aState = theFeature->data()->execState();
 323   if (aState == ModelAPI_StateExecFailed) { // try again failed feature: issue 577
 324     aState = ModelAPI_StateMustBeUpdated;
 325   }
 326   if (aState == ModelAPI_StateInvalidArgument) // a chance to be corrected
 327     aState = ModelAPI_StateMustBeUpdated;
 328   // check the parameters state
 329   // Double
 330   std::list<AttributePtr> aDoubles =
 331     theFeature->data()->attributes(ModelAPI_AttributeDouble::typeId());
 332   std::list<AttributePtr>::iterator aDoubleIter = aDoubles.begin();
 333   for(; aDoubleIter != aDoubles.end(); aDoubleIter++) {
 334     AttributeDoublePtr aDouble =
 335       std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(*aDoubleIter);
 336     if (aDouble.get() && !aDouble->text().empty()) {
 337       if (myIsParamUpdated) {
 338         ModelAPI_AttributeEvalMessage::send(aDouble, this);
 339       }
 340       if (aDouble->expressionInvalid()) {
 341         aState = ModelAPI_StateInvalidArgument;
 342       }
 343     }
 344   }
 345   // Point
 346   {
 347     std::list<AttributePtr> anAttributes =
 348       theFeature->data()->attributes(GeomDataAPI_Point::typeId());
 349     std::list<AttributePtr>::iterator anIter = anAttributes.begin();
 350     for(; anIter != anAttributes.end(); anIter++) {
 351       AttributePointPtr aPointAttribute =
 352         std::dynamic_pointer_cast<GeomDataAPI_Point>(*anIter);
 353       if (aPointAttribute.get()) {
 354         if (myIsParamUpdated) {
 355           ModelAPI_AttributeEvalMessage::send(aPointAttribute, this);
 356         }
 357         if ((!aPointAttribute->textX().empty() && aPointAttribute->expressionInvalid(0)) ||
 358           (!aPointAttribute->textY().empty() && aPointAttribute->expressionInvalid(1)) ||
 359           (!aPointAttribute->textZ().empty() && aPointAttribute->expressionInvalid(2)))
 360           aState = ModelAPI_StateInvalidArgument;
 361       }
 362     }
 363   }
 364   // Point2D
 365   {
 366     std::list<AttributePtr> anAttributes =
 367       theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 368     std::list<AttributePtr>::iterator anIter = anAttributes.begin();
 369     for(; anIter != anAttributes.end(); anIter++) {
 370       AttributePoint2DPtr aPoint2DAttribute =
 371         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIter);
 372       if (aPoint2DAttribute.get()) {
 373         if (myIsParamUpdated) {
 374           ModelAPI_AttributeEvalMessage::send(aPoint2DAttribute, this);
 375         }
 376         if ((!aPoint2DAttribute->textX().empty() && aPoint2DAttribute->expressionInvalid(0)) ||
 377           (!aPoint2DAttribute->textY().empty() && aPoint2DAttribute->expressionInvalid(1)))
 378           aState = ModelAPI_StateInvalidArgument;
 379       }
 380     }
 381   }
 382
 383   //if (aState == ModelAPI_StateDone) {// all referenced objects are ready to be used
 384   //std::cout<<"Execute feature "<<theFeature->getKind()<<std::endl;
 385   // before execution update the selection attributes if any
 386   list<AttributePtr> aRefs =
 387     theFeature->data()->attributes(ModelAPI_AttributeSelection::typeId());
 388   list<AttributePtr>::iterator aRefsIter = aRefs.begin();
 389   for (; aRefsIter != aRefs.end(); aRefsIter++) {
 390     std::shared_ptr<ModelAPI_AttributeSelection> aSel =
 391       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(*aRefsIter);
 392     ObjectPtr aContext = aSel->context();
 393     // update argument onlt if the referenced object is changed
 394     if (aContext.get() && !aContext->isDisabled() &&
 395       aContext->data()->updateID() > theFeature->data()->updateID()) {
 396         if (aState == ModelAPI_StateDone)
 397           aState = ModelAPI_StateMustBeUpdated;
 398         if (!aSel->update()) { // this must be done on execution since it may be long operation
 399           if (!aFactory->isNotObligatory(theFeature->getKind(), theFeature->data()->id(aSel)) &&
 400             aFactory->isCase(theFeature, theFeature->data()->id(aSel)))
 401             aState = ModelAPI_StateInvalidArgument;
 402         }
 403     }
 404   }
 405   aRefs = theFeature->data()->attributes(ModelAPI_AttributeSelectionList::typeId());
 406   for (aRefsIter = aRefs.begin(); aRefsIter != aRefs.end(); aRefsIter++) {
 407     std::shared_ptr<ModelAPI_AttributeSelectionList> aSel =
 408       std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(*aRefsIter);
 409     for(int a = aSel->size() - 1; a >= 0; a--) {
 410       std::shared_ptr<ModelAPI_AttributeSelection> aSelAttr =
 411         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(aSel->value(a));
 412       if (aSelAttr) {
 413         ObjectPtr aContext = aSelAttr->context();
 414         // update argument onlt if the referenced object is changed
 415         if (aContext.get() && !aContext->isDisabled() &&
 416           aContext->data()->updateID() > theFeature->data()->updateID()) {
 417             if (aState == ModelAPI_StateDone)
 418               aState = ModelAPI_StateMustBeUpdated;
 419             if (!aSelAttr->update()) {
 420               if (!aFactory->isNotObligatory(
 421                 theFeature->getKind(), theFeature->data()->id(aSel)) &&
 422                 aFactory->isCase(theFeature, theFeature->data()->id(aSel)))
 423                 aState = ModelAPI_StateInvalidArgument;
 424             }
 425         }
 426       }
 427     }
 428   }
 429   // check all references: if referenced objects are updated, this object also must be updated
 430   // also check state of referenced objects: if they are not ready, inherit corresponding state
 431   std::list<std::pair<std::string, std::list<ObjectPtr> > > aRefsObj;
 432   std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(theFeature->data());
 433   aData->referencesToObjects(aRefsObj);
 434   std::list<std::pair<std::string, std::list<ObjectPtr> > >::iterator aRef = aRefsObj.begin();
 435   for(; aRef != aRefsObj.end(); aRef++) {
 436     std::list<ObjectPtr>::iterator aRefObj = aRef->second.begin();
 437     for(; aRefObj != aRef->second.end(); aRefObj++) {
 438       // if reference is null, it may mean that this reference is to other document
 439       // the does not supported by RefList: parameters may be recomputed
 440       if (!aRefObj->get() && theFeature->firstResult().get() &&
 441                theFeature->firstResult()->groupName() == ModelAPI_ResultParameter::group()) {
 442           if (aState == ModelAPI_StateDone)
 443             aState = ModelAPI_StateMustBeUpdated;
 444       } else if (myJustUpdated.find(*aRefObj) != myJustUpdated.end() ||
 445              (aRefObj->get() && (*aRefObj)->data()->updateID() > theFeature->data()->updateID())) {
 446           if (aState == ModelAPI_StateDone)
 447             aState = ModelAPI_StateMustBeUpdated;
 448       }
 449       aState = stateByReference(*aRefObj, aState);
 450     }
 451   }
 452   // composites sub-elements
 453   CompositeFeaturePtr aCompos = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 454   // composite feature must be executed after sub-features execution
 455   if (aCompos) {
 456     // number of subs can be changed in execution: like fillet
 457     for(int a = 0; a < aCompos->numberOfSubs(); a++) {
 458       FeaturePtr aSub = aCompos->subFeature(a);
 459       if (myJustUpdated.find(aSub) != myJustUpdated.end() ||
 460              (aSub.get() && aSub->data()->updateID() > theFeature->data()->updateID())) {
 461           if (aState == ModelAPI_StateDone)
 462             aState = ModelAPI_StateMustBeUpdated;
 463       }
 464     }
 465   }
 466
 467
 468   if (aState != ModelAPI_StateDone)
 469     theFeature->data()->execState(aState);
 470 }
 471
 472 void Model_Update::executeFeature(FeaturePtr theFeature)
 473 {
 474   // execute in try-catch to avoid internal problems of the feature
 475   ModelAPI_ExecState aState = ModelAPI_StateDone;
 476   theFeature->data()->execState(ModelAPI_StateDone);
 477   try {
 478     theFeature->execute();
 479     myJustUpdated.erase(theFeature);
 480     if (theFeature->data()->execState() != ModelAPI_StateDone) {
 481       aState = ModelAPI_StateExecFailed;
 482     } else {
 483       aState = ModelAPI_StateDone;
 484       myWaitForFinish.insert(theFeature);
 485     }
 486   } catch(...) {
 487     aState = ModelAPI_StateExecFailed;
 488     Events_Error::send(
 489       "Feature " + theFeature->getKind() + " has failed during the execution");
 490   }
 491   if (aState != ModelAPI_StateDone) {
 492     theFeature->eraseResults();
 493   }
 494   theFeature->data()->setUpdateID(ModelAPI_Session::get()->transactionID());
 495   redisplayWithResults(theFeature, aState);
 496 }