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