src/XGUI/XGUI_WorkshopListener.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 #include "XGUI_WorkshopListener.h"
   4 #include "XGUI_Workshop.h"
   5 #include "XGUI_Displayer.h"
   6 #include "XGUI_OperationMgr.h"
   7 #include "XGUI_SalomeConnector.h"
   8 #include "XGUI_ActionsMgr.h"
   9 #include "XGUI_PropertyPanel.h"
  10 #include "XGUI_ModuleConnector.h"
  11 #include "XGUI_QtEvents.h"
  12
  13 #include <AppElements_Workbench.h>
  14 #include <AppElements_Command.h>
  15 #include <AppElements_MainMenu.h>
  16 #include <AppElements_MainWindow.h>
  17 #include <AppElements_MenuGroupPanel.h>
  18 #include <AppElements_Button.h>
  19
  20 #include <ModuleBase_IModule.h>
  21
  22 #include <ModelAPI_Object.h>
  23 #include <ModelAPI_Events.h>
  24 #include <ModelAPI_Session.h>
  25 #include <ModelAPI_Result.h>
  26 #include <ModelAPI_Feature.h>
  27 #include <ModelAPI_Data.h>
  28 #include <ModelAPI_ResultBody.h>
  29 #include <ModelAPI_ResultCompSolid.h>
  30 #include <ModelAPI_Tools.h>
  31
  32 #include <Events_Loop.h>
  33 #include <Events_Error.h>
  34 #include <Events_LongOp.h>
  35
  36 #include <ModuleBase_IWorkshop.h>
  37
  38 #include <ModuleBase_Operation.h>
  39 #include <ModuleBase_OperationDescription.h>
  40 #include <ModuleBase_OperationFeature.h>
  41 #include <ModuleBase_Tools.h>
  42 #include <ModuleBase_IViewer.h>
  43 #include <ModuleBase_FilterFactory.h>
  44
  45 #include <Config_FeatureMessage.h>
  46 #include <Config_PointerMessage.h>
  47 #include <Config_SelectionFilterMessage.h>
  48 #include <Config_Keywords.h>
  49
  50 #include <QApplication>
  51 #include <QMainWindow>
  52 #include <QThread>
  53 #include <QAction>
  54
  55 #ifdef _DEBUG
  56 #include <QDebug>
  57 #include <iostream>
  58 #endif
  59
  60 //#define DEBUG_FEATURE_CREATED
  61 //#define DEBUG_FEATURE_REDISPLAY
  62 //#define DEBUG_RESULT_COMPSOLID
  63
  64 XGUI_WorkshopListener::XGUI_WorkshopListener(ModuleBase_IWorkshop* theWorkshop)
  65   : myWorkshop(theWorkshop),
  66     myUpdatePrefs(false)
  67 {
  68 }
  69
  70 //******************************************************
  71 XGUI_WorkshopListener::~XGUI_WorkshopListener(void)
  72 {
  73 }
  74
  75 //******************************************************
  76 void XGUI_WorkshopListener::initializeEventListening()
  77 {
  78   //Initialize event listening
  79   Events_Loop* aLoop = Events_Loop::loop();
  80   aLoop->registerListener(this, Events_Error::errorID());  //!< Listening application errors.
  81   aLoop->registerListener(this, Events_Loop::eventByName(Config_FeatureMessage::GUI_EVENT()));
  82   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OPERATION_LAUNCHED));
  83   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
  84   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
  85   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
  86   aLoop->registerListener(this, Events_LongOp::eventID());
  87   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_PLUGIN_LOADED));
  88   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_SELFILTER_LOADED));
  89
  90   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED));
  91   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED));
  92 }
  93
  94 //******************************************************
  95 void XGUI_WorkshopListener::processEvent(const std::shared_ptr<Events_Message>& theMessage)
  96 {
  97   if (QApplication::instance()->thread() != QThread::currentThread()) {
  98     #ifdef _DEBUG
  99     std::cout << "XGUI_Workshop::processEvent: " << "Working in another thread." << std::endl;
 100     #endif
 101     SessionPtr aMgr = ModelAPI_Session::get();
 102     PostponeMessageQtEvent* aPostponeEvent = new PostponeMessageQtEvent(theMessage);
 103     QApplication::postEvent(this, aPostponeEvent);
 104     return;
 105   }
 106
 107   //A message to start feature creation received.
 108   if (theMessage->eventID() == Events_Loop::loop()->eventByName(Config_FeatureMessage::GUI_EVENT())) {
 109     std::shared_ptr<Config_FeatureMessage> aFeatureMsg =
 110        std::dynamic_pointer_cast<Config_FeatureMessage>(theMessage);
 111     if (!aFeatureMsg->isInternal()) {
 112       addFeature(aFeatureMsg);
 113     }
 114   }
 115   // Process creation of Part
 116   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
 117     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
 118         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 119     onFeatureCreatedMsg(aUpdMsg);
 120     if (myUpdatePrefs) {
 121       XGUI_SalomeConnector* aSalomeConnector = workshop()->salomeConnector();
 122       if (aSalomeConnector)
 123         aSalomeConnector->createPreferences();
 124       myUpdatePrefs = false;
 125     }
 126   }
 127   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_PLUGIN_LOADED)) {
 128     myUpdatePrefs = true;
 129   }
 130   // Redisplay feature
 131   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {
 132     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
 133         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 134     onFeatureRedisplayMsg(aUpdMsg);
 135   }
 136   //Update property panel on corresponding message. If there is no current operation (no
 137   //property panel), or received message has different feature to the current - do nothing.
 138   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
 139     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
 140         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 141     onFeatureUpdatedMsg(anUpdateMsg);
 142   } else if (theMessage->eventID() == Events_LongOp::eventID()) {
 143     if (Events_LongOp::isPerformed()) {
 144       QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 145     } else {
 146       QApplication::restoreOverrideCursor();
 147     }
 148   }
 149   //An operation passed by message. Start it, process and commit.
 150   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
 151     std::shared_ptr<Config_PointerMessage> aPartSetMsg =
 152         std::dynamic_pointer_cast<Config_PointerMessage>(theMessage);
 153     //myPropertyPanel->cleanContent();
 154     ModuleBase_Operation* anOperation = (ModuleBase_Operation*) aPartSetMsg->pointer();
 155     XGUI_OperationMgr* anOperationMgr = workshop()->operationMgr();
 156
 157     if (anOperationMgr->startOperation(anOperation)) {
 158       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(anOperation);
 159       if (aFOperation)
 160         workshop()->propertyPanel()->updateContentWidget(aFOperation->feature());
 161       if (!anOperation->getDescription()->hasXmlRepresentation()) {
 162         if (anOperation->commit())
 163           workshop()->updateCommandStatus();
 164       }
 165     }
 166   }
 167   else if (theMessage->eventID() == Events_Loop::eventByName(EVENT_SELFILTER_LOADED)) {
 168     std::shared_ptr<Config_SelectionFilterMessage> aMsg =
 169       std::dynamic_pointer_cast<Config_SelectionFilterMessage>(theMessage);
 170     if (aMsg) {
 171       ModuleBase_FilterFactory* aFactory = myWorkshop->selectionFilters();
 172       if (!aMsg->attributeId().empty()) {
 173         aFactory->assignFilter(aMsg->selectionFilterId(), aMsg->featureId(), aMsg->attributeId(),
 174                                aMsg->parameters());
 175       }
 176     }
 177   } else if (theMessage->eventID() == Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)) {
 178     // the viewer's update context will not happens until viewer updated is emitted
 179       workshop()->displayer()->enableUpdateViewer(false);
 180   } else if (theMessage->eventID() == Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)) {
 181     // the viewer's update context is unblocked, the viewer's update works
 182     XGUI_Displayer* aDisplayer = workshop()->displayer();
 183     aDisplayer->enableUpdateViewer(true);
 184     aDisplayer->updateViewer();
 185   } else {
 186     //Show error dialog if error message received.
 187     std::shared_ptr<Events_Error> anAppError = std::dynamic_pointer_cast<Events_Error>(theMessage);
 188     if (anAppError) {
 189       emit errorOccurred(QString::fromLatin1(anAppError->description()));
 190     }
 191     return;
 192   }
 193   if (!workshop()->isSalomeMode()) {
 194     SessionPtr aMgr = ModelAPI_Session::get();
 195     AppElements_MainWindow* aMainWindow = workshop()->mainWindow();
 196     if (aMgr->isModified() != aMainWindow->isModifiedState())
 197       aMainWindow->setModifiedState(aMgr->isModified());
 198   }
 199 }
 200
 201 //******************************************************
 202 void XGUI_WorkshopListener::onFeatureUpdatedMsg(
 203                                      const std::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 204 {
 205   std::set<ObjectPtr> aFeatures = theMsg->objects();
 206   XGUI_OperationMgr* anOperationMgr = workshop()->operationMgr();
 207   if (anOperationMgr->hasOperation()) {
 208     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 209                                                       (anOperationMgr->currentOperation());
 210     if (aFOperation) {
 211       FeaturePtr aCurrentFeature = aFOperation->feature();
 212       std::set<ObjectPtr>::const_iterator aIt;
 213       for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 214         ObjectPtr aNewFeature = (*aIt);
 215         if (aNewFeature == aCurrentFeature) {
 216           workshop()->propertyPanel()->updateContentWidget(aCurrentFeature);
 217           break;
 218         }
 219       }
 220     }
 221   }
 222   anOperationMgr->onValidateOperation();
 223   //if (myObjectBrowser)
 224   //  myObjectBrowser->processEvent(theMsg);
 225 }
 226
 227 //******************************************************
 228 void XGUI_WorkshopListener::onFeatureRedisplayMsg(const std::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 229 {
 230   std::set<ObjectPtr> aObjects = theMsg->objects();
 231   std::set<ObjectPtr>::const_iterator aIt;
 232
 233 #ifdef DEBUG_FEATURE_REDISPLAY
 234   QStringList anInfo;
 235   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 236     anInfo.append(ModuleBase_Tools::objectInfo((*aIt)));
 237   }
 238   QString anInfoStr = anInfo.join(";\t");
 239   qDebug(QString("onFeatureRedisplayMsg: %1, %2").arg(aObjects.size()).arg(anInfoStr).toStdString().c_str());
 240 #endif
 241
 242   XGUI_Workshop* aWorkshop = workshop();
 243   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 244   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 245     ObjectPtr aObj = (*aIt);
 246
 247     // Hide the object if it is invalid or concealed one
 248     bool aHide = !aObj->data() || !aObj->data()->isValid() ||
 249       aObj->isDisabled() || (!aObj->isDisplayed());
 250     if (!aHide) { // check that this is not hidden result
 251       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 252       aHide = aRes && aRes->isConcealed();
 253     }
 254 #ifdef DEBUG_RESULT_COMPSOLID
 255     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 256     if (aRes.get()) {
 257       ResultCompSolidPtr aCompSolidRes = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aRes);
 258       if (aCompSolidRes.get()) {
 259           qDebug(QString("COMPSOLID, numberOfSubs = %1").arg(aCompSolidRes->numberOfSubs()).toStdString().c_str());
 260       }
 261       if (ModelAPI_Tools::compSolidOwner(aRes))
 262         qDebug("COMPSOLID sub-object");
 263     }
 264 #endif
 265     if (aHide) {
 266       aDisplayer->erase(aObj, false);
 267       #ifdef DEBUG_FEATURE_REDISPLAY
 268         // Redisplay the visible object or the object of the current operation
 269         bool isVisibleObject = aDisplayer->isVisible(aObj);
 270
 271         QString anObjInfo = ModuleBase_Tools::objectInfo((aObj));
 272         //qDebug(QString("visible=%1 : erase  = %2").arg(isVisibleObject).arg(anObjInfo).toStdString().c_str());
 273       #endif
 274     }
 275     else {
 276       // Redisplay the visible object or the object of the current operation
 277       bool isVisibleObject = aDisplayer->isVisible(aObj);
 278       #ifdef DEBUG_FEATURE_REDISPLAY
 279         QString anObjInfo = ModuleBase_Tools::objectInfo((aObj));
 280         //qDebug(QString("visible=%1 : display= %2").arg(isVisibleObject).arg(anObjInfo).toStdString().c_str());
 281         /*FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 282         if (aFeature.get()) {
 283           std::string aKind = aFeature->getKind();
 284           if (aKind == "SketchMultiRotation")
 285             bool aValue = true;
 286         }*/
 287       #endif
 288
 289       if (isVisibleObject)  { // redisplay visible object
 290         //displayObject(aObj);  // In order to update presentation
 291         // in order to avoid the check whether the object can be redisplayed, the exact method
 292         // of redisplay is called. This modification is made in order to have the line is updated
 293         // by creation of a horizontal constraint on the line by preselection
 294         if (ModelAPI_Tools::hasSubResults(std::dynamic_pointer_cast<ModelAPI_Result>(aObj))) {
 295           aDisplayer->erase(aObj, false);
 296         }
 297         else {
 298           aDisplayer->redisplay(aObj, false);
 299           // Deactivate object of current operation from selection
 300           aWorkshop->deactivateActiveObject(aObj, false);
 301         }
 302       } else { // display object if the current operation has it
 303         if (displayObject(aObj)) {
 304           // Deactivate object of current operation from selection
 305           aWorkshop->deactivateActiveObject(aObj, false);
 306         }
 307       }
 308     }
 309   }
 310   aDisplayer->updateViewer();
 311 }
 312 //******************************************************
 313 void XGUI_WorkshopListener::onFeatureCreatedMsg(const std::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 314 {
 315   std::set<ObjectPtr> aObjects = theMsg->objects();
 316   std::set<ObjectPtr>::const_iterator aIt;
 317 #ifdef DEBUG_FEATURE_CREATED
 318   QStringList anInfo;
 319   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 320     anInfo.append(ModuleBase_Tools::objectInfo((*aIt)));
 321   }
 322   QString anInfoStr = anInfo.join(";\t");
 323   qDebug(QString("onFeatureCreatedMsg: %1, %2").arg(aObjects.size()).arg(anInfoStr).toStdString().c_str());
 324 #endif
 325
 326   //bool aHasPart = false;
 327   bool isDisplayed = false;
 328   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 329     ObjectPtr anObject = *aIt;
 330
 331 #ifdef DEBUG_RESULT_COMPSOLID
 332     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 333     if (aRes.get()) {
 334       ResultCompSolidPtr aCompSolidRes = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aRes);
 335       if (aCompSolidRes.get()) {
 336           qDebug(QString("COMPSOLID, numberOfSubs = %1").arg(aCompSolidRes->numberOfSubs()).toStdString().c_str());
 337       }
 338       if (ModelAPI_Tools::compSolidOwner(aRes))
 339         qDebug("COMPSOLID sub-object");
 340     }
 341 #endif
 342     // the validity of the data should be checked here in order to avoid display of the objects,
 343     // which were created, then deleted, but flush for the creation event happens after that
 344     // we should not display disabled objects
 345     bool aHide = !anObject->data()->isValid() ||
 346                  anObject->isDisabled() ||
 347                  !anObject->isDisplayed();
 348     if (!aHide) {
 349       // setDisplayed has to be called in order to synchronize internal state of the object
 350       // with list of displayed objects
 351       if (myWorkshop->module()->canDisplayObject(anObject)) {
 352         anObject->setDisplayed(true);
 353         isDisplayed = displayObject(*aIt);
 354       } else
 355         anObject->setDisplayed(false);
 356     }
 357   }
 358   //if (myObjectBrowser)
 359   //  myObjectBrowser->processEvent(theMsg);
 360   if (isDisplayed)
 361     workshop()->displayer()->updateViewer();
 362   //if (aHasPart) { // TODO: Avoid activate last part on loading of document
 363   //  activateLastPart();
 364   //}
 365 }
 366
 367 void XGUI_WorkshopListener::onNestedStateChanged(const std::string& theFeatureId, const bool theState)
 368 {
 369   XGUI_Workshop* aWorkshop = workshop();
 370
 371   //one button is used for all features, which can have nested actions, so it is obtained from
 372   // the action manager
 373   QAction* anAcceptAllAction = aWorkshop->actionsMgr()->operationStateAction(XGUI_ActionsMgr::AcceptAll, NULL);
 374   if (aWorkshop->isSalomeMode()) {
 375     XGUI_SalomeConnector* aSalomeConnector = aWorkshop->salomeConnector();
 376     XGUI_ActionsMgr* anActionsMgr = aWorkshop->actionsMgr();
 377     if (aSalomeConnector->isNestedFeature(anActionsMgr->action(theFeatureId.c_str())))
 378       anAcceptAllAction->setEnabled(theState);
 379   } else {
 380     AppElements_MainMenu* aMenuBar = aWorkshop->mainWindow()->menuObject();
 381     if (aMenuBar->feature(theFeatureId.c_str())->button()->additionalButtonWidget())
 382       anAcceptAllAction->setEnabled(theState);
 383   }
 384 }
 385
 386 bool XGUI_WorkshopListener::event(QEvent * theEvent)
 387 {
 388   PostponeMessageQtEvent* aPostponedEv = dynamic_cast<PostponeMessageQtEvent*>(theEvent);
 389   if (aPostponedEv) {
 390     std::shared_ptr<Events_Message> aEventPtr = aPostponedEv->postponedMessage();
 391     processEvent(aEventPtr);
 392     return true;
 393   }
 394   return false;
 395 }
 396
 397 void XGUI_WorkshopListener::addFeature(const std::shared_ptr<Config_FeatureMessage>& theMessage)
 398 {
 399   if (!theMessage) {
 400 #ifdef _DEBUG
 401     qDebug() << "XGUI_WorkshopListener::addFeature: NULL message.";
 402 #endif
 403     return;
 404   }
 405   ActionInfo aFeatureInfo;
 406   aFeatureInfo.initFrom(theMessage);
 407
 408   XGUI_Workshop* aWorkshop = workshop();
 409
 410   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 411   QStringList aNestedFeatures =
 412       QString::fromStdString(theMessage->nestedFeatures()).split(" ", QString::SkipEmptyParts);
 413   QString aDocKind = QString::fromStdString(theMessage->documentKind());
 414   QList<QAction*> aNestedActList;
 415   bool isColumnButton = !aNestedFeatures.isEmpty();
 416   if (isColumnButton) {
 417     QString aNestedActions = QString::fromStdString(theMessage->actionsWhenNested());
 418     XGUI_OperationMgr* anOperationMgr = aWorkshop->operationMgr();
 419     XGUI_ActionsMgr* anActionsMgr = aWorkshop->actionsMgr();
 420     if (aNestedActions.contains(FEATURE_WHEN_NESTED_ACCEPT)) {
 421       QAction* anAction = anActionsMgr->operationStateAction(XGUI_ActionsMgr::AcceptAll, NULL);
 422       connect(anAction, SIGNAL(triggered()), anOperationMgr, SLOT(commitAllOperations()));
 423       aNestedActList << anAction;
 424     }
 425     if (aNestedActions.contains(FEATURE_WHEN_NESTED_ABORT)) {
 426       QAction* anAction = anActionsMgr->operationStateAction(XGUI_ActionsMgr::AbortAll, NULL);
 427       connect(anAction, SIGNAL(triggered()), anOperationMgr, SLOT(abortAllOperations()));
 428       aNestedActList << anAction;
 429     }
 430   }
 431
 432   if (aWorkshop->isSalomeMode()) {
 433     XGUI_SalomeConnector* aSalomeConnector = aWorkshop->salomeConnector();
 434     QAction* aAction;
 435     if (isColumnButton) {
 436       aAction = aSalomeConnector->addNestedFeature(aWchName, aFeatureInfo, aNestedActList);
 437     } else {
 438       //Issue #650: in the SALOME mode the tooltip should be same as text
 439       aFeatureInfo.toolTip = aFeatureInfo.text;
 440       aAction = aSalomeConnector->addFeature(aWchName, aFeatureInfo);
 441     }
 442     aSalomeConnector->setNestedActions(aFeatureInfo.id, aNestedFeatures);
 443     aSalomeConnector->setDocumentKind(aFeatureInfo.id, aDocKind);
 444
 445     aWorkshop->actionsMgr()->addCommand(aAction);
 446     aWorkshop->module()->actionCreated(aAction);
 447   } else {
 448     //Find or create Workbench
 449     AppElements_MainMenu* aMenuBar = aWorkshop->mainWindow()->menuObject();
 450     AppElements_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 451     if (!aPage) {
 452       aPage = aWorkshop->addWorkbench(aWchName);
 453     }
 454     //Find or create Group
 455     QString aGroupName = QString::fromStdString(theMessage->groupId());
 456     AppElements_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 457     if (!aGroup) {
 458       aGroup = aPage->addGroup(aGroupName);
 459     }
 460     // Check if hotkey sequence is already defined:
 461     XGUI_ActionsMgr* anActionsMgr = aWorkshop->actionsMgr();
 462     QKeySequence aHotKey = anActionsMgr->registerShortcut(aFeatureInfo.shortcut);
 463     if(aHotKey != aFeatureInfo.shortcut) {
 464       aFeatureInfo.shortcut = aHotKey;
 465     }
 466     // Create feature...
 467     AppElements_Command* aCommand = aGroup->addFeature(aFeatureInfo,
 468                                                        aDocKind,
 469                                                        aNestedFeatures);
 470     // Enrich created button with accept/abort buttons if necessary
 471     AppElements_Button* aButton = aCommand->button();
 472     if (aButton->isColumnButton()) {
 473       aButton->setAdditionalButtons(aNestedActList);
 474     }
 475     aWorkshop->actionsMgr()->addCommand(aCommand);
 476     aWorkshop->module()->actionCreated(aCommand);
 477   }
 478   XGUI_OperationMgr* anOperationMgr = workshop()->operationMgr();
 479   connect(anOperationMgr, SIGNAL(nestedStateChanged(const std::string&, const bool)),
 480           this, SLOT(onNestedStateChanged(const std::string&, const bool)));
 481 }
 482
 483
 484 //**************************************************************
 485 bool XGUI_WorkshopListener::displayObject(ObjectPtr theObj)
 486 {
 487 #ifdef DEBUG_RESULT_COMPSOLID
 488   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 489   if (aRes.get() && (ModelAPI_Tools::hasSubResults(aRes) || ModelAPI_Tools::compSolidOwner(aRes))) {
 490     ResultCompSolidPtr aCompSolidRes = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aRes);
 491     if (aCompSolidRes.get()) {
 492       qDebug("COMPSOLID: displayObject");
 493     }
 494   }
 495 #endif
 496
 497   XGUI_Workshop* aWorkshop = workshop();
 498   // do not display the object if it has sub objects. They should be displayed separately.
 499   if (!aWorkshop->module()->canDisplayObject(theObj) ||
 500       ModelAPI_Tools::hasSubResults(std::dynamic_pointer_cast<ModelAPI_Result>(theObj)))
 501     return false;
 502
 503   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 504   ResultBodyPtr aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(theObj);
 505   if (aBody.get() != NULL) {
 506     int aNb = aDisplayer->objectsCount();
 507     aDisplayer->display(theObj, false);
 508     if (aNb == 0)
 509       myWorkshop->viewer()->fitAll();
 510   } else
 511     aDisplayer->display(theObj, false);
 512
 513   return true;
 514 }
 515
 516 XGUI_Workshop* XGUI_WorkshopListener::workshop() const
 517 {
 518   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 519   return aConnector->workshop();
 520 }