src/XGUI/XGUI_Workshop.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 //#include "XGUI_Constants.h"
   4 #include "XGUI_Tools.h"
   5 #include "XGUI_Workshop.h"
   6 #include "XGUI_SelectionMgr.h"
   7 #include "XGUI_Selection.h"
   8 #include "XGUI_ObjectsBrowser.h"
   9 #include "XGUI_Displayer.h"
  10 #include "XGUI_OperationMgr.h"
  11 #include "XGUI_SalomeConnector.h"
  12 #include "XGUI_ActionsMgr.h"
  13 #include "XGUI_ErrorDialog.h"
  14 #include "XGUI_ViewerProxy.h"
  15 #include "XGUI_PropertyPanel.h"
  16 #include "XGUI_ContextMenuMgr.h"
  17 #include "XGUI_ModuleConnector.h"
  18 #include <XGUI_QtEvents.h>
  19 #include <XGUI_HistoryMenu.h>
  20
  21 #include <AppElements_Workbench.h>
  22 #include <AppElements_Viewer.h>
  23 #include <AppElements_Command.h>
  24 #include <AppElements_MainMenu.h>
  25 #include <AppElements_MainWindow.h>
  26 #include <AppElements_MenuGroupPanel.h>
  27 #include <AppElements_Button.h>
  28
  29 #include <ModuleBase_IModule.h>
  30 #include <ModuleBase_Preferences.h>
  31
  32 #include <ModelAPI_Events.h>
  33 #include <ModelAPI_Session.h>
  34 #include <ModelAPI_Feature.h>
  35 #include <ModelAPI_Data.h>
  36 #include <ModelAPI_AttributeDocRef.h>
  37 #include <ModelAPI_Object.h>
  38 #include <ModelAPI_Validator.h>
  39 #include <ModelAPI_ResultGroup.h>
  40 #include <ModelAPI_ResultConstruction.h>
  41 #include <ModelAPI_ResultBody.h>
  42 #include <ModelAPI_AttributeIntArray.h>
  43 #include <ModelAPI_ResultParameter.h>
  44
  45 //#include <PartSetPlugin_Part.h>
  46
  47 #include <Events_Loop.h>
  48 #include <Events_Error.h>
  49 #include <Events_LongOp.h>
  50
  51 #include <ModuleBase_Operation.h>
  52 #include <ModuleBase_Operation.h>
  53 #include <ModuleBase_OperationDescription.h>
  54 #include <ModuleBase_SelectionValidator.h>
  55 #include <ModuleBase_WidgetFactory.h>
  56 #include <ModuleBase_Tools.h>
  57 #include <ModuleBase_IViewer.h>
  58 #include <ModuleBase_FilterFactory.h>
  59 #include <ModuleBase_PageBase.h>
  60 #include <ModuleBase_Tools.h>
  61
  62 #include <Config_Common.h>
  63 #include <Config_FeatureMessage.h>
  64 #include <Config_PointerMessage.h>
  65 #include <Config_ModuleReader.h>
  66 #include <Config_PropManager.h>
  67 #include <Config_SelectionFilterMessage.h>
  68
  69 #include <QApplication>
  70 #include <QFileDialog>
  71 #include <QMessageBox>
  72 #include <QMdiSubWindow>
  73 #include <QPushButton>
  74 #include <QDockWidget>
  75 #include <QLayout>
  76 #include <QThread>
  77 #include <QObject>
  78 #include <QMenu>
  79 #include <QToolButton>
  80 #include <QAction>
  81 #include <QDialog>
  82 #include <QDialogButtonBox>
  83 #include <QHBoxLayout>
  84 #include <QtxColorButton.h>
  85
  86 #ifdef _DEBUG
  87 #include <QDebug>
  88 #include <iostream>
  89 #endif
  90
  91 #ifdef WIN32
  92 #include <windows.h>
  93 #else
  94 #include <dlfcn.h>
  95 #endif
  96
  97 //#define DEBUG_FEATURE_CREATED
  98 //#define DEBUG_FEATURE_REDISPLAY
  99
 100 QMap<QString, QString> XGUI_Workshop::myIcons;
 101
 102
 103 QIcon XGUI_Workshop::featureIcon(const FeaturePtr& theFeature)
 104 {
 105   QIcon anIcon;
 106
 107   std::string aKind = theFeature->getKind();
 108   QString aId(aKind.c_str());
 109   if (!myIcons.contains(aId))
 110     return anIcon;
 111
 112   QString anIconString = myIcons[aId];
 113
 114   ModelAPI_ExecState aState = theFeature->data()->execState();
 115   switch(aState) {
 116     case ModelAPI_StateDone:
 117     case ModelAPI_StateNothing: {
 118       anIcon = QIcon(anIconString);
 119     }
 120     break;
 121     case ModelAPI_StateMustBeUpdated: {
 122       anIcon = ModuleBase_Tools::lighter(anIconString);
 123     }
 124     break;
 125     case ModelAPI_StateExecFailed: {
 126       anIcon = ModuleBase_Tools::composite(":pictures/exec_state_failed.png", anIconString);
 127     }
 128     break;
 129     case ModelAPI_StateInvalidArgument: {
 130       anIcon = ModuleBase_Tools::composite(":pictures/exec_state_invalid_parameters.png",
 131                                            anIconString);
 132     }
 133     break;
 134     default: break;
 135   }
 136   return anIcon;
 137 }
 138
 139 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
 140     : QObject(),
 141       myCurrentDir(QString()),
 142       myModule(NULL),
 143       mySalomeConnector(theConnector),
 144       myPropertyPanel(0),
 145       myObjectBrowser(0),
 146       myDisplayer(0),
 147       myUpdatePrefs(false),
 148       myPartActivating(false),
 149       myIsLoadingData(false)
 150 {
 151   myMainWindow = mySalomeConnector ? 0 : new AppElements_MainWindow();
 152
 153   myDisplayer = new XGUI_Displayer(this);
 154
 155   mySelector = new XGUI_SelectionMgr(this);
 156   //connect(mySelector, SIGNAL(selectionChanged()), this, SLOT(updateModuleCommands()));
 157
 158   myOperationMgr = new XGUI_OperationMgr(this);
 159   myActionsMgr = new XGUI_ActionsMgr(this);
 160   myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
 161   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
 162   connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)), this,
 163           SLOT(onContextMenuCommand(const QString&, bool)));
 164
 165   myViewerProxy = new XGUI_ViewerProxy(this);
 166   connect(myViewerProxy, SIGNAL(selectionChanged()),
 167           myActionsMgr,  SLOT(updateOnViewSelection()));
 168
 169   myModuleConnector = new XGUI_ModuleConnector(this);
 170
 171   connect(myOperationMgr, SIGNAL(operationStarted(ModuleBase_Operation*)),
 172           SLOT(onOperationStarted(ModuleBase_Operation*)));
 173   connect(myOperationMgr, SIGNAL(operationResumed(ModuleBase_Operation*)),
 174           SLOT(onOperationResumed(ModuleBase_Operation*)));
 175   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)),
 176           SLOT(onOperationStopped(ModuleBase_Operation*)));
 177   connect(myOperationMgr, SIGNAL(operationCommitted(ModuleBase_Operation*)),
 178           SLOT(onOperationCommitted(ModuleBase_Operation*)));
 179   connect(myOperationMgr, SIGNAL(operationAborted(ModuleBase_Operation*)),
 180           SLOT(onOperationAborted(ModuleBase_Operation*)));
 181   connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
 182   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 183 }
 184
 185 //******************************************************
 186 XGUI_Workshop::~XGUI_Workshop(void)
 187 {
 188   delete myDisplayer;
 189 }
 190
 191 //******************************************************
 192 void XGUI_Workshop::startApplication()
 193 {
 194   initMenu();
 195
 196   Config_PropManager::registerProp("Plugins", "default_path", "Default Path",
 197                                    Config_Prop::Directory, "");
 198
 199   //Initialize event listening
 200   Events_Loop* aLoop = Events_Loop::loop();
 201   aLoop->registerListener(this, Events_Error::errorID());  //!< Listening application errors.
 202   aLoop->registerListener(this, Events_Loop::eventByName(Config_FeatureMessage::GUI_EVENT()));
 203   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OPERATION_LAUNCHED));
 204   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 205   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 206   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 207   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 208   aLoop->registerListener(this, Events_LongOp::eventID());
 209   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_PLUGIN_LOADED));
 210   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_DOCUMENT_CHANGED));
 211   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TOSHOW));
 212   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TOHIDE));
 213   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_SELFILTER_LOADED));
 214
 215   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED));
 216   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED));
 217
 218   registerValidators();
 219
 220   // Calling of  loadCustomProps before activating module is required
 221   // by Config_PropManger to restore user-defined path to plugins
 222   ModuleBase_Preferences::loadCustomProps();
 223   activateModule();
 224   if (myMainWindow) {
 225     myMainWindow->show();
 226     updateCommandStatus();
 227   }
 228
 229   onNew();
 230
 231   emit applicationStarted();
 232 }
 233
 234 //******************************************************
 235 void XGUI_Workshop::initMenu()
 236 {
 237   myContextMenuMgr->createActions();
 238
 239   if (isSalomeMode()) {
 240     // Create only Undo, Redo commands
 241     QAction* aAction = salomeConnector()->addDesktopCommand("UNDO_CMD", tr("Undo"),
 242                                                          tr("Undo last command"),
 243                                                          QIcon(":pictures/undo.png"),
 244                                                          QKeySequence::Undo, false, "MEN_DESK_EDIT");
 245     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 246     addHistoryMenu(aAction, SIGNAL(updateUndoHistory(const QList<ActionInfo>&)), SLOT(onUndo(int)));
 247
 248     aAction = salomeConnector()->addDesktopCommand("REDO_CMD", tr("Redo"), tr("Redo last command"),
 249                                                 QIcon(":pictures/redo.png"), QKeySequence::Redo,
 250                                                 false, "MEN_DESK_EDIT");
 251     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 252     addHistoryMenu(aAction, SIGNAL(updateRedoHistory(const QList<ActionInfo>&)), SLOT(onRedo(int)));
 253
 254     salomeConnector()->addDesktopMenuSeparator("MEN_DESK_EDIT");
 255     aAction = salomeConnector()->addDesktopCommand("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 256                                                 QIcon(":pictures/rebuild.png"), QKeySequence(),
 257                                                 false, "MEN_DESK_EDIT");
 258     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRebuild()));
 259     salomeConnector()->addDesktopMenuSeparator("MEN_DESK_EDIT");
 260
 261     aAction = salomeConnector()->addDesktopCommand("SAVEAS_CMD", tr("Export NewGeom..."), tr("Export the current document into a NewGeom file"),
 262                                                 QIcon(), QKeySequence(),
 263                                                 false, "MEN_DESK_FILE");
 264     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onSaveAs()));
 265
 266     aAction = salomeConnector()->addDesktopCommand("OPEN_CMD", tr("Import NewGeom..."), tr("Import a NewGeom file"),
 267                                                 QIcon(), QKeySequence(),
 268                                                 false, "MEN_DESK_FILE");
 269     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onOpen()));
 270     salomeConnector()->addDesktopMenuSeparator("MEN_DESK_FILE");
 271
 272     return;
 273   }
 274   // File commands group
 275   AppElements_MenuGroupPanel* aGroup = myMainWindow->menuObject()->generalPage();
 276
 277   AppElements_Command* aCommand;
 278
 279   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 280                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 281   aCommand->connectTo(this, SLOT(onSave()));
 282   //aCommand->disable();
 283
 284   QString aUndoId = "UNDO_CMD";
 285   aCommand = aGroup->addFeature(aUndoId, tr("Undo"), tr("Undo last command"),
 286                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 287   aCommand->connectTo(this, SLOT(onUndo()));
 288   AppElements_Button* aUndoButton = qobject_cast<AppElements_Button*>(aGroup->widget(aUndoId));
 289   addHistoryMenu(aUndoButton,
 290                  SIGNAL(updateUndoHistory(const QList<ActionInfo>&)),
 291                  SLOT(onUndo(int)));
 292
 293   QString aRedoId = "REDO_CMD";
 294   aCommand = aGroup->addFeature(aRedoId, tr("Redo"), tr("Redo last command"),
 295                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 296   aCommand->connectTo(this, SLOT(onRedo()));
 297   AppElements_Button* aRedoButton = qobject_cast<AppElements_Button*>(aGroup->widget(aRedoId));
 298   addHistoryMenu(aRedoButton,
 299                  SIGNAL(updateRedoHistory(const QList<ActionInfo>&)),
 300                  SLOT(onRedo(int)));
 301
 302   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 303     QIcon(":pictures/rebuild.png"), QKeySequence());
 304   aCommand->connectTo(this, SLOT(onRebuild()));
 305
 306   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 307                                 QIcon(":pictures/save.png"), QKeySequence());
 308   aCommand->connectTo(this, SLOT(onSaveAs()));
 309   //aCommand->disable();
 310
 311   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 312                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 313   aCommand->connectTo(this, SLOT(onOpen()));
 314
 315   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 316   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 317   //aCommand->connectTo(this, SLOT(onNew()));
 318
 319   aCommand = aGroup->addFeature("PREF_CMD", tr("Preferences"), tr("Edit preferences"),
 320                                 QIcon(":pictures/preferences.png"), QKeySequence::Preferences);
 321   aCommand->connectTo(this, SLOT(onPreferences()));
 322
 323   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 324                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 325   aCommand->connectTo(this, SLOT(onExit()));
 326   //FIXME: SBH's test action. Can be used for some GUI tests.
 327 //  #ifdef _DEBUG
 328 //    aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
 329 //                                  QIcon(":pictures/close.png"), QKeySequence(), true);
 330 //    aCommand->connectTo(myMainWindow, SLOT(dockPythonConsole()));
 331 //  #endif
 332 }
 333
 334 //******************************************************
 335 AppElements_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 336 {
 337   AppElements_MainMenu* aMenuBar = myMainWindow->menuObject();
 338   return aMenuBar->addWorkbench(theName);
 339 }
 340
 341 //******************************************************
 342 void XGUI_Workshop::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 343 {
 344   if (QApplication::instance()->thread() != QThread::currentThread()) {
 345     #ifdef _DEBUG
 346     std::cout << "XGUI_Workshop::processEvent: " << "Working in another thread." << std::endl;
 347     #endif
 348     SessionPtr aMgr = ModelAPI_Session::get();
 349     PostponeMessageQtEvent* aPostponeEvent = new PostponeMessageQtEvent(theMessage);
 350     QApplication::postEvent(this, aPostponeEvent);
 351     return;
 352   }
 353
 354   //A message to start feature creation received.
 355   if (theMessage->eventID() == Events_Loop::loop()->eventByName(Config_FeatureMessage::GUI_EVENT())) {
 356     std::shared_ptr<Config_FeatureMessage> aFeatureMsg =
 357        std::dynamic_pointer_cast<Config_FeatureMessage>(theMessage);
 358     if (!aFeatureMsg->isInternal()) {
 359       addFeature(aFeatureMsg);
 360     }
 361   }
 362   // Process creation of Part
 363   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
 364     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
 365         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 366     onFeatureCreatedMsg(aUpdMsg);
 367     if (myUpdatePrefs) {
 368       if (mySalomeConnector)
 369         mySalomeConnector->createPreferences();
 370       myUpdatePrefs = false;
 371     }
 372   }
 373   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_PLUGIN_LOADED)) {
 374     myUpdatePrefs = true;
 375   }
 376   // Redisplay feature
 377   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {
 378     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
 379         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 380     onFeatureRedisplayMsg(aUpdMsg);
 381   }
 382   //Update property panel on corresponding message. If there is no current operation (no
 383   //property panel), or received message has different feature to the current - do nothing.
 384   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
 385     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
 386         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 387     onFeatureUpdatedMsg(anUpdateMsg);
 388   } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED)) {
 389     std::shared_ptr<ModelAPI_ObjectDeletedMessage> aDelMsg =
 390         std::dynamic_pointer_cast<ModelAPI_ObjectDeletedMessage>(theMessage);
 391     onObjectDeletedMsg(aDelMsg);
 392   } else if (theMessage->eventID() == Events_LongOp::eventID()) {
 393     if (Events_LongOp::isPerformed()) {
 394       QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 395     } else {
 396       QApplication::restoreOverrideCursor();
 397     }
 398   } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TOSHOW)) {
 399     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
 400         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 401     const std::set<ObjectPtr>& aObjList = anUpdateMsg->objects();
 402     QObjectPtrList aList;
 403     std::set<ObjectPtr>::const_iterator aIt;
 404     for (aIt = aObjList.cbegin(); aIt != aObjList.cend(); ++aIt)
 405       aList.append(*aIt);
 406     showObjects(aList, true);
 407   } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TOHIDE)) {
 408     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
 409         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
 410     const std::set<ObjectPtr>& aObjList = anUpdateMsg->objects();
 411     QObjectPtrList aList;
 412     std::set<ObjectPtr>::const_iterator aIt;
 413     for (aIt = aObjList.cbegin(); aIt != aObjList.cend(); ++aIt)
 414       aList.append(*aIt);
 415     showObjects(aList, false);
 416   }
 417   //An operation passed by message. Start it, process and commit.
 418   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
 419     std::shared_ptr<Config_PointerMessage> aPartSetMsg =
 420         std::dynamic_pointer_cast<Config_PointerMessage>(theMessage);
 421     //myPropertyPanel->cleanContent();
 422     ModuleBase_Operation* anOperation = (ModuleBase_Operation*) aPartSetMsg->pointer();
 423
 424     if (myOperationMgr->startOperation(anOperation)) {
 425       myPropertyPanel->updateContentWidget(anOperation->feature());
 426       if (!anOperation->getDescription()->hasXmlRepresentation()) {
 427         if (anOperation->commit())
 428           updateCommandStatus();
 429       }
 430     }
 431   } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_DOCUMENT_CHANGED)) {
 432     myActionsMgr->update();
 433     // Find and Activate active part
 434     if (myPartActivating)
 435       return;
 436     SessionPtr aMgr = ModelAPI_Session::get();
 437     DocumentPtr aActiveDoc = aMgr->activeDocument();
 438     DocumentPtr aDoc = aMgr->moduleDocument();
 439     if (aActiveDoc == aDoc) {
 440       activatePart(ResultPartPtr());
 441       return;
 442     }
 443     std::string aGrpName = ModelAPI_ResultPart::group();
 444     for (int i = 0; i < aDoc->size(aGrpName); i++) {
 445       ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aDoc->object(aGrpName, i));
 446       if (aPart->partDoc() == aActiveDoc) {
 447         activatePart(aPart); // Activate a part which corresponds to active Doc
 448         return;
 449       }
 450     }
 451     // If not found then activate global document
 452     activatePart(ResultPartPtr());
 453
 454   }
 455   else if (theMessage->eventID() == Events_Loop::eventByName(EVENT_SELFILTER_LOADED)) {
 456     std::shared_ptr<Config_SelectionFilterMessage> aMsg =
 457       std::dynamic_pointer_cast<Config_SelectionFilterMessage>(theMessage);
 458     if (aMsg) {
 459       ModuleBase_FilterFactory* aFactory = moduleConnector()->selectionFilters();
 460       if (!aMsg->attributeId().empty()) {
 461         aFactory->assignFilter(aMsg->selectionFilterId(), aMsg->featureId(), aMsg->attributeId(),
 462                                aMsg->parameters());
 463       }
 464     }
 465   } else if (theMessage->eventID() == Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)) {
 466     // the viewer's update context will not happens until viewer updated is emitted
 467     myDisplayer->enableUpdateViewer(false);
 468   } else if (theMessage->eventID() == Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)) {
 469     // the viewer's update context is unblocked, the viewer's update works
 470     myDisplayer->enableUpdateViewer(true);
 471   } else {
 472     //Show error dialog if error message received.
 473     std::shared_ptr<Events_Error> anAppError = std::dynamic_pointer_cast<Events_Error>(theMessage);
 474     if (anAppError) {
 475       emit errorOccurred(QString::fromLatin1(anAppError->description()));
 476     }
 477     return;
 478   }
 479   if (!isSalomeMode()) {
 480     SessionPtr aMgr = ModelAPI_Session::get();
 481     if (aMgr->isModified() != myMainWindow->isModifiedState())
 482       myMainWindow->setModifiedState(aMgr->isModified());
 483   }
 484 }
 485
 486 //******************************************************
 487 QMainWindow* XGUI_Workshop::desktop() const
 488 {
 489   return isSalomeMode() ? salomeConnector()->desktop() : myMainWindow;
 490 }
 491
 492 //******************************************************
 493 void XGUI_Workshop::onStartWaiting()
 494 {
 495   if (Events_LongOp::isPerformed()) {
 496     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 497   }
 498 }
 499
 500 //******************************************************
 501 void XGUI_Workshop::onFeatureUpdatedMsg(const std::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 502 {
 503   std::set<ObjectPtr> aFeatures = theMsg->objects();
 504   if (myOperationMgr->hasOperation()) {
 505     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
 506     std::set<ObjectPtr>::const_iterator aIt;
 507     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
 508       ObjectPtr aNewFeature = (*aIt);
 509       if (aNewFeature == aCurrentFeature) {
 510         myPropertyPanel->updateContentWidget(aCurrentFeature);
 511         break;
 512       }
 513     }
 514   }
 515   myOperationMgr->onValidateOperation();
 516   if (myObjectBrowser)
 517     myObjectBrowser->processEvent(theMsg);
 518 }
 519
 520 //******************************************************
 521 void XGUI_Workshop::onFeatureRedisplayMsg(const std::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 522 {
 523   std::set<ObjectPtr> aObjects = theMsg->objects();
 524   std::set<ObjectPtr>::const_iterator aIt;
 525
 526 #ifdef DEBUG_FEATURE_REDISPLAY
 527   QStringList anInfo;
 528   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 529     anInfo.append(ModuleBase_Tools::objectInfo((*aIt)));
 530   }
 531   QString anInfoStr = anInfo.join(", ");
 532   qDebug(QString("onFeatureRedisplayMsg: %1, %2").arg(aObjects.size()).arg(anInfoStr).toStdString().c_str());
 533 #endif
 534
 535   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 536     ObjectPtr aObj = (*aIt);
 537
 538     // Hide the object if it is invalid or concealed one
 539     bool aHide = !aObj->data() || !aObj->data()->isValid();
 540     if (!aHide) { // check that this is not hidden result
 541       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 542       aHide = aRes && aRes->isConcealed();
 543     }
 544     if (aHide)
 545       myDisplayer->erase(aObj, false);
 546     else {
 547       // Redisplay the visible object or the object of the current operation
 548       bool isVisibleObject = myDisplayer->isVisible(aObj);
 549       #ifdef DEBUG_FEATURE_REDISPLAY
 550       //QString anObjInfo = ModuleBase_Tools::objectInfo((aObj));
 551       //qDebug(QString("visible=%1 : display= %2").arg(isVisibleObject).arg(anObjInfo).toStdString().c_str());
 552       #endif
 553
 554       if (isVisibleObject)  { // redisplay visible object
 555         //displayObject(aObj);  // In order to update presentation
 556         // in order to avoid the check whether the object can be redisplayed, the exact method
 557         // of redisplay is called. This modification is made in order to have the line is updated
 558         // by creation of a horizontal constraint on the line by preselection
 559         myDisplayer->redisplay(aObj, false);
 560         if (myOperationMgr->hasOperation()) {
 561           ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 562           if (!aOperation->isEditOperation() &&
 563               aOperation->hasObject(aObj) && myDisplayer->isActive(aObj))
 564             myDisplayer->deactivate(aObj);
 565         }
 566       } else { // display object if the current operation has it
 567         ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 568         if (aOperation && aOperation->hasObject(aObj)) {
 569           ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
 570           #ifdef DEBUG_FEATURE_REDISPLAY
 571             QString anObjInfo = ModuleBase_Tools::objectInfo((aObj));
 572             qDebug(QString("  display object = %1").arg(anObjInfo).toStdString().c_str());
 573           #endif
 574           if (displayObject(aObj)) {
 575             // Deactivate object of current operation from selection
 576             if (myDisplayer->isActive(aObj))
 577               myDisplayer->deactivate(aObj);
 578           }
 579         }
 580       }
 581     }
 582   }
 583   myDisplayer->updateViewer();
 584 }
 585
 586 //******************************************************
 587 void XGUI_Workshop::onFeatureCreatedMsg(const std::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 588 {
 589   std::set<ObjectPtr> aObjects = theMsg->objects();
 590   std::set<ObjectPtr>::const_iterator aIt;
 591 #ifdef DEBUG_FEATURE_CREATED
 592   QStringList anInfo;
 593   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 594     anInfo.append(ModuleBase_Tools::objectInfo((*aIt)));
 595   }
 596   QString anInfoStr = anInfo.join(", ");
 597   qDebug(QString("onFeatureCreatedMsg: %1, %2").arg(aObjects.size()).arg(anInfoStr).toStdString().c_str());
 598 #endif
 599
 600   //bool aHasPart = false;
 601   bool isDisplayed = false;
 602   for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
 603     ObjectPtr anObject = *aIt;
 604     // the validity of the data should be checked here in order to avoid display of the objects,
 605     // which were created, then deleted, but flush for the creation event happens after that
 606     if (!anObject->data() || !anObject->data()->isValid())
 607       continue;
 608     //ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(*aIt);
 609     //if (aPart) {
 610       //aHasPart = true;
 611       // If a feature is created from the aplication's python console
 612       // it doesn't stored in the operation mgr and doesn't displayed
 613     //} else {
 614     isDisplayed = displayObject(*aIt);
 615     //}
 616   }
 617   if (myObjectBrowser)
 618     myObjectBrowser->processEvent(theMsg);
 619   if (isDisplayed)
 620     myDisplayer->updateViewer();
 621   //if (aHasPart) { // TODO: Avoid activate last part on loading of document
 622   //  activateLastPart();
 623   //}
 624 }
 625
 626 //******************************************************
 627 void XGUI_Workshop::onObjectDeletedMsg(const std::shared_ptr<ModelAPI_ObjectDeletedMessage>& theMsg)
 628 {
 629   if (myObjectBrowser)
 630     myObjectBrowser->processEvent(theMsg);
 631   //std::set<ObjectPtr> aFeatures = theMsg->objects();
 632 }
 633
 634 //******************************************************
 635 void XGUI_Workshop::onOperationStarted(ModuleBase_Operation* theOperation)
 636 {
 637   setNestedFeatures(theOperation);
 638
 639   if (theOperation->getDescription()->hasXmlRepresentation()) {  //!< No need for property panel
 640     connectWithOperation(theOperation);
 641     setPropertyPanel(theOperation);
 642   }
 643   updateCommandStatus();
 644
 645   myModule->operationStarted(theOperation);
 646 }
 647
 648 //******************************************************
 649 void XGUI_Workshop::onOperationResumed(ModuleBase_Operation* theOperation)
 650 {
 651   setNestedFeatures(theOperation);
 652
 653   if (theOperation->getDescription()->hasXmlRepresentation()) {  //!< No need for property panel
 654     // connectWithOperation(theOperation); already connected
 655     setPropertyPanel(theOperation);
 656   }
 657   updateCommandStatus();
 658
 659   myModule->operationResumed(theOperation);
 660 }
 661
 662
 663 //******************************************************
 664 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 665 {
 666   ModuleBase_ISelection* aSel = mySelector->selection();
 667   QObjectPtrList aObj = aSel->selectedPresentations();
 668   //!< No need for property panel
 669   updateCommandStatus();
 670   hidePropertyPanel();
 671   myPropertyPanel->cleanContent();
 672
 673   // Activate objects created by current operation
 674   // in order to clean selection modes
 675   // the deactivation should be pefromed in the same place, where the mode is activated,
 676   // e.g. activation in the current widget activation, deactivation - in the widget's deactivation
 677   //QIntList aModes;
 678   //myDisplayer->activateObjects(aModes);
 679   myModule->operationStopped(theOperation);
 680
 681   if (myOperationMgr->operationsCount() == 0) {
 682     // Activate selection mode for all objects
 683     QIntList aModes;
 684     myDisplayer->activateObjects(aModes);
 685   }
 686 }
 687
 688
 689 void XGUI_Workshop::onOperationCommitted(ModuleBase_Operation* theOperation)
 690 {
 691   myModule->operationCommitted(theOperation);
 692 }
 693
 694 void XGUI_Workshop::onOperationAborted(ModuleBase_Operation* theOperation)
 695 {
 696   myModule->operationAborted(theOperation);
 697 }
 698
 699 void XGUI_Workshop::setNestedFeatures(ModuleBase_Operation* theOperation)
 700 {
 701   if (this->isSalomeMode())
 702     theOperation->setNestedFeatures(mySalomeConnector->nestedActions(theOperation->id()));
 703   else
 704     theOperation->setNestedFeatures(myActionsMgr->nestedCommands(theOperation->id()));
 705 }
 706
 707 void XGUI_Workshop::setPropertyPanel(ModuleBase_Operation* theOperation)
 708 {
 709   showPropertyPanel();
 710   QString aXmlRepr = theOperation->getDescription()->xmlRepresentation();
 711   ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aXmlRepr.toStdString(),
 712                                                                 myModuleConnector);
 713
 714   myPropertyPanel->cleanContent();
 715   aFactory.createWidget(myPropertyPanel->contentWidget());
 716
 717   QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
 718   foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 719     bool isStoreValue = !theOperation->isEditOperation() &&
 720                         !aWidget->getDefaultValue().empty() &&
 721                         !aWidget->isComputedDefault();
 722     aWidget->setFeature(theOperation->feature(), isStoreValue);
 723     aWidget->enableFocusProcessing();
 724   }
 725
 726   myPropertyPanel->setModelWidgets(aWidgets);
 727   theOperation->setPropertyPanel(myPropertyPanel);
 728
 729   myModule->propertyPanelDefined(theOperation);
 730
 731   myPropertyPanel->setWindowTitle(theOperation->getDescription()->description());
 732 }
 733
 734 bool XGUI_Workshop::event(QEvent * theEvent)
 735 {
 736   PostponeMessageQtEvent* aPostponedEv = dynamic_cast<PostponeMessageQtEvent*>(theEvent);
 737   if (aPostponedEv) {
 738     std::shared_ptr<Events_Message> aEventPtr = aPostponedEv->postponedMessage();
 739     processEvent(aEventPtr);
 740     return true;
 741   }
 742   return false;
 743 }
 744
 745 /*
 746  *
 747  */
 748 void XGUI_Workshop::addFeature(const std::shared_ptr<Config_FeatureMessage>& theMessage)
 749 {
 750   if (!theMessage) {
 751 #ifdef _DEBUG
 752     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 753 #endif
 754     return;
 755   }
 756   ActionInfo aFeatureInfo;
 757   aFeatureInfo.initFrom(theMessage);
 758   // Remember features icons
 759   myIcons[QString::fromStdString(theMessage->id())] = aFeatureInfo.iconFile;
 760
 761   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 762   QStringList aNestedFeatures =
 763       QString::fromStdString(theMessage->nestedFeatures()).split(" ", QString::SkipEmptyParts);
 764   QString aDocKind = QString::fromStdString(theMessage->documentKind());
 765   QList<QAction*> aNestedActList;
 766   bool isColumnButton = !aNestedFeatures.isEmpty();
 767   if (isColumnButton) {
 768     QString aNestedActions = QString::fromStdString(theMessage->actionsWhenNested());
 769     if (aNestedActions.contains("accept")) {
 770       QAction* anAction = myActionsMgr->operationStateAction(XGUI_ActionsMgr::AcceptAll, NULL);
 771       connect(anAction, SIGNAL(triggered()), myOperationMgr, SLOT(commitAllOperations()));
 772       aNestedActList << anAction;
 773     }
 774     if (aNestedActions.contains("abort")) {
 775       QAction* anAction = myActionsMgr->operationStateAction(XGUI_ActionsMgr::AbortAll, NULL);
 776       connect(anAction, SIGNAL(triggered()), myOperationMgr, SLOT(abortAllOperations()));
 777       aNestedActList << anAction;
 778     }
 779   }
 780
 781   if (isSalomeMode()) {
 782     QAction* aAction;
 783     if (isColumnButton) {
 784       aAction = salomeConnector()->addNestedFeature(aWchName, aFeatureInfo, aNestedActList);
 785     } else {
 786       aAction = salomeConnector()->addFeature(aWchName, aFeatureInfo);
 787     }
 788     salomeConnector()->setNestedActions(aFeatureInfo.id, aNestedFeatures);
 789     salomeConnector()->setDocumentKind(aFeatureInfo.id, aDocKind);
 790
 791     myActionsMgr->addCommand(aAction);
 792     myModule->actionCreated(aAction);
 793   } else {
 794     //Find or create Workbench
 795     AppElements_MainMenu* aMenuBar = myMainWindow->menuObject();
 796     AppElements_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 797     if (!aPage) {
 798       aPage = addWorkbench(aWchName);
 799     }
 800     //Find or create Group
 801     QString aGroupName = QString::fromStdString(theMessage->groupId());
 802     AppElements_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 803     if (!aGroup) {
 804       aGroup = aPage->addGroup(aGroupName);
 805     }
 806     // Check if hotkey sequence is already defined:
 807     QKeySequence aHotKey = myActionsMgr->registerShortcut(aFeatureInfo.shortcut);
 808     if(aHotKey != aFeatureInfo.shortcut) {
 809       aFeatureInfo.shortcut = aHotKey;
 810     }
 811     // Create feature...
 812     AppElements_Command* aCommand = aGroup->addFeature(aFeatureInfo,
 813                                                        aDocKind,
 814                                                        aNestedFeatures);
 815     // Enrich created button with accept/abort buttons if necessary
 816     AppElements_Button* aButton = aCommand->button();
 817     if (aButton->isColumnButton()) {
 818       aButton->setAdditionalButtons(aNestedActList);
 819     }
 820     myActionsMgr->addCommand(aCommand);
 821     myModule->actionCreated(aCommand);
 822   }
 823 }
 824
 825 /*
 826  * Makes a signal/slot connections between Property Panel
 827  * and given operation. The given operation becomes a
 828  * current operation and previous operation if exists
 829  */
 830 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 831 {
 832   QAction* aCommand = 0;
 833   if (isSalomeMode()) {
 834     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
 835   } else {
 836     AppElements_MainMenu* aMenu = myMainWindow->menuObject();
 837     FeaturePtr aFeature = theOperation->feature();
 838     if(aFeature)
 839       aCommand = aMenu->feature(QString::fromStdString(aFeature->getKind()));
 840   }
 841   //Abort operation on uncheck the command
 842   if (aCommand) {
 843     connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 844   }
 845 }
 846
 847 /*
 848  * Saves document with given name.
 849  */
 850 void XGUI_Workshop::saveDocument(const QString& theName, std::list<std::string>& theFileNames)
 851 {
 852   QApplication::restoreOverrideCursor();
 853   SessionPtr aMgr = ModelAPI_Session::get();
 854   aMgr->save(theName.toLatin1().constData(), theFileNames);
 855   QApplication::restoreOverrideCursor();
 856 }
 857
 858 bool XGUI_Workshop::isActiveOperationAborted()
 859 {
 860   return myOperationMgr->abortAllOperations();
 861 }
 862
 863 //******************************************************
 864 void XGUI_Workshop::onExit()
 865 {
 866   SessionPtr aMgr = ModelAPI_Session::get();
 867   if (aMgr->isModified()) {
 868     int anAnswer = QMessageBox::question(
 869         myMainWindow, tr("Save current file"), tr("The document is modified, save before exit?"),
 870         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 871     if (anAnswer == QMessageBox::Save) {
 872       bool saved = onSave();
 873       if (!saved) {
 874         return;
 875       }
 876     } else if (anAnswer == QMessageBox::Cancel) {
 877       return;
 878     }
 879   }
 880   qApp->exit();
 881 }
 882
 883 //******************************************************
 884 void XGUI_Workshop::onNew()
 885 {
 886   QApplication::setOverrideCursor(Qt::WaitCursor);
 887   if (objectBrowser() == 0) {
 888     createDockWidgets();
 889     mySelector->connectViewers();
 890   }
 891   myViewerProxy->connectToViewer();
 892   showObjectBrowser();
 893   if (!isSalomeMode()) {
 894     myMainWindow->showPythonConsole();
 895     QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 896     aWnd->showMaximized();
 897     updateCommandStatus();
 898   }
 899   myContextMenuMgr->connectViewer();
 900   QApplication::restoreOverrideCursor();
 901 }
 902
 903 //******************************************************
 904 void XGUI_Workshop::onOpen()
 905 {
 906   if(!isActiveOperationAborted())
 907     return;
 908   //save current file before close if modified
 909   SessionPtr aSession = ModelAPI_Session::get();
 910   if (aSession->isModified()) {
 911     //TODO(sbh): re-launch the app?
 912     int anAnswer = QMessageBox::question(
 913         myMainWindow, tr("Save current file"),
 914         tr("The document is modified, save before opening another?"),
 915         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 916     if (anAnswer == QMessageBox::Save) {
 917       onSave();
 918     } else if (anAnswer == QMessageBox::Cancel) {
 919       return;
 920     }
 921     aSession->closeAll();
 922     myCurrentDir = "";
 923   }
 924
 925   //show file dialog, check if readable and open
 926   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
 927   if (myCurrentDir.isEmpty())
 928     return;
 929   QFileInfo aFileInfo(myCurrentDir);
 930   if (!aFileInfo.exists() || !aFileInfo.isReadable()) {
 931     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
 932     myCurrentDir = "";
 933     return;
 934   }
 935   QApplication::setOverrideCursor(Qt::WaitCursor);
 936   myIsLoadingData = true;
 937   aSession->load(myCurrentDir.toLatin1().constData());
 938   myObjectBrowser->rebuildDataTree();
 939   displayAllResults();
 940   updateCommandStatus();
 941   myIsLoadingData = false;
 942   QApplication::restoreOverrideCursor();
 943 }
 944
 945 //******************************************************
 946 bool XGUI_Workshop::onSave()
 947 {
 948   if(!isActiveOperationAborted())
 949     return false;
 950   if (myCurrentDir.isEmpty()) {
 951     return onSaveAs();
 952   }
 953   std::list<std::string> aFiles;
 954   saveDocument(myCurrentDir, aFiles);
 955   updateCommandStatus();
 956   if (!isSalomeMode())
 957     myMainWindow->setModifiedState(false);
 958   return true;
 959 }
 960
 961 //******************************************************
 962 bool XGUI_Workshop::onSaveAs()
 963 {
 964   if(!isActiveOperationAborted())
 965     return false;
 966   QFileDialog dialog(mainWindow());
 967   dialog.setWindowTitle(tr("Select directory to save files..."));
 968   dialog.setFileMode(QFileDialog::Directory);
 969   dialog.setFilter(tr("Folders (*)"));
 970   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 971   dialog.setViewMode(QFileDialog::Detail);
 972
 973   if (!dialog.exec()) {
 974     return false;
 975   }
 976   QString aTempDir = dialog.selectedFiles().first();
 977   QDir aDir(aTempDir);
 978   if (aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot | QDir::AllEntries).isEmpty()) {
 979     int answer = QMessageBox::question(
 980         myMainWindow,
 981         //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
 982         tr("Save"),
 983         tr("The folder already contains some files, save anyway?"),
 984         QMessageBox::Save | QMessageBox::Cancel);
 985     if (answer == QMessageBox::Cancel) {
 986       return false;
 987     }
 988   }
 989   myCurrentDir = aTempDir;
 990   if (!isSalomeMode()) {
 991     myMainWindow->setCurrentDir(myCurrentDir, false);
 992     myMainWindow->setModifiedState(false);
 993   }
 994   return onSave();
 995 }
 996
 997 //******************************************************
 998 void XGUI_Workshop::onUndo(int theTimes)
 999 {
1000   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
1001   SessionPtr aMgr = ModelAPI_Session::get();
1002   if (aMgr->isOperation())
1003     operationMgr()->onAbortOperation();
1004   for (int i = 0; i < theTimes; ++i) {
1005     aMgr->undo();
1006   }
1007   updateCommandStatus();
1008 }
1009
1010 //******************************************************
1011 void XGUI_Workshop::onRedo(int theTimes)
1012 {
1013   // the viewer update should be blocked in order to avoid the features blinking. For the created
1014   // feature a results are created, the flush of the created signal caused the viewer redisplay for
1015   // each created result. After a redisplay signal is flushed. So, the viewer update is blocked until
1016   // redo of all possible objects happens
1017   bool isUpdateEnabled = myDisplayer->enableUpdateViewer(false);
1018
1019   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
1020   SessionPtr aMgr = ModelAPI_Session::get();
1021   if (aMgr->isOperation())
1022     operationMgr()->onAbortOperation();
1023   for (int i = 0; i < theTimes; ++i) {
1024     aMgr->redo();
1025   }
1026   updateCommandStatus();
1027
1028   // unblock the viewer update functionality and make update on purpose
1029   myDisplayer->enableUpdateViewer(isUpdateEnabled);
1030   myDisplayer->updateViewer();
1031 }
1032
1033 //******************************************************
1034 void XGUI_Workshop::onRebuild()
1035 {
1036   SessionPtr aMgr = ModelAPI_Session::get();
1037   bool aWasOperation = aMgr->isOperation(); // keep this value
1038   if (!aWasOperation) {
1039     aMgr->startOperation("Rebuild");
1040   }
1041   static const Events_ID aRebuildEvent = Events_Loop::loop()->eventByName("Rebuild");
1042   Events_Loop::loop()->send(std::shared_ptr<Events_Message>(
1043     new Events_Message(aRebuildEvent, this)));
1044   if (!aWasOperation) {
1045     aMgr->finishOperation();
1046   }
1047   updateCommandStatus();
1048 }
1049
1050 //******************************************************
1051 void XGUI_Workshop::onPreferences()
1052 {
1053   ModuleBase_Prefs aModif;
1054   ModuleBase_Preferences::editPreferences(aModif);
1055   if (aModif.size() > 0) {
1056     QString aSection;
1057     foreach (ModuleBase_Pref aPref, aModif)
1058     {
1059       aSection = aPref.first;
1060       if (aSection == ModuleBase_Preferences::VIEWER_SECTION) {
1061         if (!isSalomeMode())
1062           myMainWindow->viewer()->updateFromResources();
1063       } else if (aSection == ModuleBase_Preferences::MENU_SECTION) {
1064         if (!isSalomeMode())
1065           myMainWindow->menuObject()->updateFromResources();
1066       }
1067     }
1068   }
1069 }
1070
1071 //******************************************************
1072 ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
1073 {
1074   QString libName = QString::fromStdString(library(theModule.toStdString()));
1075   if (libName.isEmpty()) {
1076     qWarning(qPrintable(tr("Information about module \"%1\" doesn't exist.").arg(theModule)));
1077     return 0;
1078   }
1079
1080   QString err;
1081   CREATE_FUNC crtInst = 0;
1082
1083 #ifdef WIN32
1084   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
1085   if (!modLib) {
1086     LPVOID lpMsgBuf;
1087     ::FormatMessage(
1088         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
1089         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
1090     QString aMsg((char*) &lpMsgBuf);
1091     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
1092     ::LocalFree(lpMsgBuf);
1093   } else {
1094     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
1095     if (!crtInst) {
1096       LPVOID lpMsgBuf;
1097       ::FormatMessage(
1098           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
1099               | FORMAT_MESSAGE_IGNORE_INSERTS,
1100           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
1101       QString aMsg((char*) &lpMsgBuf);
1102       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
1103       ::LocalFree(lpMsgBuf);
1104     }
1105   }
1106 #else
1107   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
1108   if ( !modLib ) {
1109     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
1110   } else {
1111     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
1112     if ( !crtInst ) {
1113       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
1114     }
1115   }
1116 #endif
1117
1118   ModuleBase_IModule* aModule = crtInst ? crtInst(myModuleConnector) : 0;
1119
1120   if (!err.isEmpty()) {
1121     if (mainWindow()) {
1122       Events_Error::send(err.toStdString());
1123     } else {
1124       qWarning(qPrintable(err));
1125     }
1126   }
1127   return aModule;
1128 }
1129
1130 //******************************************************
1131 bool XGUI_Workshop::activateModule()
1132 {
1133   Config_ModuleReader aModuleReader;
1134   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
1135   myModule = loadModule(moduleName);
1136   if (!myModule)
1137     return false;
1138
1139   connect(myDisplayer, SIGNAL(objectDisplayed(ObjectPtr, AISObjectPtr)),
1140     myModule, SLOT(onObjectDisplayed(ObjectPtr, AISObjectPtr)));
1141   connect(myDisplayer, SIGNAL(beforeObjectErase(ObjectPtr, AISObjectPtr)),
1142     myModule, SLOT(onBeforeObjectErase(ObjectPtr, AISObjectPtr)));
1143
1144   myModule->createFeatures();
1145   myActionsMgr->update();
1146   return true;
1147 }
1148
1149 //******************************************************
1150 void XGUI_Workshop::updateCommandStatus()
1151 {
1152   QList<QAction*> aCommands;
1153   if (isSalomeMode()) {  // update commands in SALOME mode
1154     aCommands = salomeConnector()->commandList();
1155   } else {
1156     AppElements_MainMenu* aMenuBar = myMainWindow->menuObject();
1157     foreach (AppElements_Command* aCmd, aMenuBar->features())
1158       aCommands.append(aCmd);
1159   }
1160   SessionPtr aMgr = ModelAPI_Session::get();
1161   if (aMgr->hasModuleDocument()) {
1162     QAction *aUndoCmd, *aRedoCmd;
1163     foreach(QAction* aCmd, aCommands) {
1164       QString aId = aCmd->data().toString();
1165       if (aId == "UNDO_CMD")
1166         aUndoCmd = aCmd;
1167       else if (aId == "REDO_CMD")
1168         aRedoCmd = aCmd;
1169       else
1170         // Enable all commands
1171         aCmd->setEnabled(true);
1172     }
1173
1174     aUndoCmd->setEnabled(myModule->canUndo());
1175     aRedoCmd->setEnabled(myModule->canRedo());
1176     updateHistory();
1177   } else {
1178     foreach(QAction* aCmd, aCommands) {
1179       QString aId = aCmd->data().toString();
1180       if (aId == "NEW_CMD")
1181         aCmd->setEnabled(true);
1182       else if (aId == "EXIT_CMD")
1183         aCmd->setEnabled(true);
1184       else
1185         aCmd->setEnabled(false);
1186     }
1187   }
1188   myActionsMgr->update();
1189   emit commandStatusUpdated();
1190 }
1191
1192 void XGUI_Workshop::updateHistory()
1193 {
1194   std::list<std::string> aUndoList = ModelAPI_Session::get()->undoList();
1195   QList<ActionInfo> aUndoRes = processHistoryList(aUndoList);
1196   emit updateUndoHistory(aUndoRes);
1197
1198   std::list<std::string> aRedoList = ModelAPI_Session::get()->redoList();
1199   QList<ActionInfo> aRedoRes = processHistoryList(aRedoList);
1200   emit updateRedoHistory(aRedoRes);
1201 }
1202
1203 //******************************************************
1204 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
1205 {
1206   QDockWidget* aObjDock = new QDockWidget(theParent);
1207   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea | Qt::BottomDockWidgetArea);
1208   aObjDock->setWindowTitle(tr("Object browser"));
1209   aObjDock->setStyleSheet(
1210       "::title { position: relative; padding-left: 5px; text-align: left center }");
1211   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
1212   connect(myObjectBrowser, SIGNAL(activePartChanged(ObjectPtr)), this,
1213           SLOT(changeCurrentDocument(ObjectPtr)));
1214   aObjDock->setWidget(myObjectBrowser);
1215
1216   myContextMenuMgr->connectObjectBrowser();
1217   return aObjDock;
1218 }
1219
1220 //******************************************************
1221 /*
1222  * Creates dock widgets, places them in corresponding area
1223  * and tabifies if necessary.
1224  */
1225 void XGUI_Workshop::createDockWidgets()
1226 {
1227   QMainWindow* aDesktop = isSalomeMode() ? salomeConnector()->desktop() : myMainWindow;
1228   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
1229   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
1230   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
1231   myPropertyPanel->setupActions(myActionsMgr);
1232   myPropertyPanel->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea | Qt::BottomDockWidgetArea);
1233   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
1234   hidePropertyPanel();  ///<! Invisible by default
1235   hideObjectBrowser();
1236   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
1237   myPropertyPanel->installEventFilter(myOperationMgr);
1238
1239   QAction* aOkAct = myActionsMgr->operationStateAction(XGUI_ActionsMgr::Accept);
1240   connect(aOkAct, SIGNAL(triggered()), myOperationMgr, SLOT(onCommitOperation()));
1241   QAction* aCancelAct = myActionsMgr->operationStateAction(XGUI_ActionsMgr::Abort);
1242   connect(aCancelAct, SIGNAL(triggered()), myOperationMgr, SLOT(onAbortOperation()));
1243   connect(myPropertyPanel, SIGNAL(noMoreWidgets()), myModule, SLOT(onNoMoreWidgets()));
1244   connect(myPropertyPanel, SIGNAL(keyReleased(QKeyEvent*)),
1245           myOperationMgr,  SLOT(onKeyReleased(QKeyEvent*)));
1246   connect(myOperationMgr,  SIGNAL(validationStateChanged(bool)),
1247           aOkAct,          SLOT(setEnabled(bool)));
1248   QAction* aAcceptAllAct = myActionsMgr->operationStateAction(XGUI_ActionsMgr::AcceptAll);
1249   connect(myOperationMgr,  SIGNAL(nestedStateChanged(bool)),
1250           aAcceptAllAct,   SLOT(setEnabled(bool)));
1251
1252 }
1253
1254 //******************************************************
1255 void XGUI_Workshop::showPropertyPanel()
1256 {
1257   QAction* aViewAct = myPropertyPanel->toggleViewAction();
1258   ///<! Restore ability to close panel from the window's menu
1259   aViewAct->setEnabled(true);
1260   myPropertyPanel->show();
1261   myPropertyPanel->raise();
1262 }
1263
1264 //******************************************************
1265 void XGUI_Workshop::hidePropertyPanel()
1266 {
1267   QAction* aViewAct = myPropertyPanel->toggleViewAction();
1268   ///<! Do not allow to show empty property panel
1269   aViewAct->setEnabled(false);
1270   myPropertyPanel->hide();
1271 }
1272
1273 //******************************************************
1274 void XGUI_Workshop::showObjectBrowser()
1275 {
1276   myObjectBrowser->parentWidget()->show();
1277 }
1278
1279 //******************************************************
1280 void XGUI_Workshop::hideObjectBrowser()
1281 {
1282   myObjectBrowser->parentWidget()->hide();
1283 }
1284
1285 //******************************************************
1286 void XGUI_Workshop::onFeatureTriggered()
1287 {
1288   QAction* aCmd = dynamic_cast<QAction*>(sender());
1289   if (aCmd) {
1290     QString aId = salomeConnector()->commandId(aCmd);
1291     if (!aId.isNull())
1292       myModule->launchOperation(aId);
1293   }
1294 }
1295
1296 //******************************************************
1297 void XGUI_Workshop::changeCurrentDocument(ObjectPtr theObj)
1298 {
1299   SessionPtr aMgr = ModelAPI_Session::get();
1300   if (theObj) {
1301     ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(theObj);
1302     if (aPart) {
1303       DocumentPtr aPartDoc = aPart->partDoc();
1304       if (aPartDoc) {
1305         aMgr->setActiveDocument(aPartDoc);
1306         return;
1307       }
1308     }
1309   }
1310   aMgr->setActiveDocument(aMgr->moduleDocument());
1311 }
1312
1313 //******************************************************
1314 void XGUI_Workshop::salomeViewerSelectionChanged()
1315 {
1316   emit salomeViewerSelection();
1317 }
1318
1319 //**************************************************************
1320 ModuleBase_IViewer* XGUI_Workshop::salomeViewer() const
1321 {
1322   return mySalomeConnector->viewer();
1323 }
1324
1325 //**************************************************************
1326 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
1327 {
1328   QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
1329   if ((theId == "ACTIVATE_PART_CMD") && (aObjects.size() > 0)) {
1330     ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObjects.first());
1331     activatePart(aPart);
1332   } else if (theId == "DEACTIVATE_PART_CMD")
1333     activatePart(ResultPartPtr());
1334   else if (theId == "DELETE_CMD")
1335     deleteObjects();
1336   else if (theId == "COLOR_CMD")
1337     changeColor(aObjects);
1338   else if (theId == "SHOW_CMD")
1339     showObjects(aObjects, true);
1340   else if (theId == "HIDE_CMD")
1341     showObjects(aObjects, false);
1342   else if (theId == "SHOW_ONLY_CMD")
1343     showOnlyObjects(aObjects);
1344   else if (theId == "SHADING_CMD")
1345     setDisplayMode(aObjects, XGUI_Displayer::Shading);
1346   else if (theId == "WIREFRAME_CMD")
1347     setDisplayMode(aObjects, XGUI_Displayer::Wireframe);
1348   else if (theId == "HIDEALL_CMD")
1349     myDisplayer->eraseAll();
1350   else if (theId == "EDIT_CMD") {
1351     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObjects.first());
1352     if (aFeature == NULL) {
1353       ResultParameterPtr aParam =
1354         std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aObjects.first());
1355       if (aParam.get() != NULL) {
1356         aFeature = ModelAPI_Feature::feature(aParam);
1357       }
1358     }
1359     if (aFeature.get() != NULL)
1360       myModule->editFeature(aFeature);
1361   }
1362 }
1363
1364 //**************************************************************
1365 void XGUI_Workshop::activatePart(ResultPartPtr theFeature)
1366 {
1367   if (!myPartActivating) {
1368     myPartActivating = true;
1369     if (theFeature)
1370       theFeature->activate();
1371     changeCurrentDocument(theFeature);
1372     myObjectBrowser->activatePart(theFeature);
1373     myPartActivating = false;
1374   }
1375   updateCommandStatus();
1376 }
1377
1378 //**************************************************************
1379 //void XGUI_Workshop::activateLastPart()
1380 //{
1381 //  SessionPtr aMgr = ModelAPI_Session::get();
1382 //  DocumentPtr aDoc = aMgr->moduleDocument();
1383 //  std::string aGrpName = ModelAPI_ResultPart::group();
1384 //  ObjectPtr aLastPart = aDoc->object(aGrpName, aDoc->size(aGrpName) - 1);
1385 //  ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aLastPart);
1386 //  if (aPart) {
1387 //    activatePart(aPart);
1388 //  }
1389 //}
1390
1391 //**************************************************************
1392 void XGUI_Workshop::deleteObjects()
1393 {
1394   ModuleBase_IModule* aModule = module();
1395   // 1. allow the module to delete objects, do nothing if it has succeed
1396   if (aModule->deleteObjects()) {
1397     updateCommandStatus();
1398     return;
1399   }
1400
1401   if (!isActiveOperationAborted())
1402     return;
1403   QObjectPtrList anObjects = mySelector->selection()->selectedObjects();
1404   bool hasResult = false;
1405   bool hasFeature = false;
1406   bool hasParameter = false;
1407   XGUI_Tools::checkObjects(anObjects, hasResult, hasFeature, hasParameter);
1408   if (!(hasFeature || hasParameter))
1409     return;
1410
1411   // 1. start operation
1412   QString aDescription = contextMenuMgr()->action("DELETE_CMD")->text();
1413   aDescription += tr(" %1");
1414   QStringList aObjectNames;
1415   foreach (ObjectPtr aObj, anObjects) {
1416     if (!aObj->data().get())
1417       continue;
1418     aObjectNames << QString::fromStdString(aObj->data()->name());
1419   }
1420   aDescription = aDescription.arg(aObjectNames.join(", "));
1421
1422   SessionPtr aMgr = ModelAPI_Session::get();
1423   aMgr->startOperation(aDescription.toStdString());
1424   // 2. close the documents of the removed parts if the result part is in a list of selected objects
1425   foreach (ObjectPtr aObj, anObjects)
1426   {
1427     ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
1428     if (aPart) {
1429       DocumentPtr aDoc = aObj->document();
1430       if (aDoc == aMgr->activeDocument()) {
1431         aDoc->close();
1432       }
1433     }
1434   }
1435   // 3. delete objects
1436   QMainWindow* aDesktop = isSalomeMode() ? salomeConnector()->desktop() : myMainWindow;
1437   std::set<FeaturePtr> anIgnoredFeatures;
1438   if (deleteFeatures(anObjects, anIgnoredFeatures, aDesktop, true)) {
1439     myDisplayer->updateViewer();
1440     aMgr->finishOperation();
1441     updateCommandStatus();
1442   }
1443   else {
1444     aMgr->abortOperation();
1445   }
1446 }
1447
1448 //**************************************************************
1449 bool XGUI_Workshop::deleteFeatures(const QObjectPtrList& theList,
1450                                    std::set<FeaturePtr> theIgnoredFeatures,
1451                                    QWidget* theParent,
1452                                    const bool theAskAboutDeleteReferences)
1453 {
1454   // 1. find all referenced features
1455   std::set<FeaturePtr> aRefFeatures;
1456   foreach (ObjectPtr aObj, theList) {
1457     FeaturePtr aFeature = ModelAPI_Feature::feature(aObj);
1458     if (aFeature.get() != NULL) {
1459       aObj->document()->refsToFeature(aFeature, aRefFeatures, false);
1460     }
1461   }
1462   // 2. warn about the references remove, break the delete operation if the user chose it
1463   if (theAskAboutDeleteReferences && !aRefFeatures.empty()) {
1464     QStringList aRefNames;
1465     std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
1466                                          aLast = aRefFeatures.end();
1467     for (; anIt != aLast; anIt++) {
1468       aRefNames.append((*anIt)->name().c_str());
1469     }
1470     QString aNames = aRefNames.join(", ");
1471
1472     QMessageBox::StandardButton aRes = QMessageBox::warning(
1473         theParent, tr("Delete features"),
1474         QString(tr("Selected features are used in the following features: %1.\
1475 These features will be deleted also. Would you like to continue?")).arg(aNames),
1476         QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
1477     if (aRes != QMessageBox::Yes)
1478       return false;
1479   }
1480
1481   // 3. remove referenced features
1482   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
1483                                        aLast = aRefFeatures.end();
1484   for (; anIt != aLast; anIt++) {
1485     FeaturePtr aFeature = (*anIt);
1486     DocumentPtr aDoc = aFeature->document();
1487     if (theIgnoredFeatures.find(aFeature) == theIgnoredFeatures.end())
1488       aDoc->removeFeature(aFeature);
1489   }
1490
1491   // 4. remove the parameter features
1492   foreach (ObjectPtr aObj, theList) {
1493     FeaturePtr aFeature = ModelAPI_Feature::feature(aObj);
1494     if (aFeature) {
1495       DocumentPtr aDoc = aObj->document();
1496       if (theIgnoredFeatures.find(aFeature) == theIgnoredFeatures.end())
1497         aDoc->removeFeature(aFeature);
1498     }
1499   }
1500   return true;
1501 }
1502
1503 bool hasResults(QObjectPtrList theObjects, const std::set<std::string>& theTypes)
1504 {
1505   bool isFoundResultType = false;
1506   foreach(ObjectPtr anObj, theObjects)
1507   {
1508     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
1509     if (aResult.get() == NULL)
1510       continue;
1511
1512     isFoundResultType = theTypes.find(aResult->groupName()) != theTypes.end();
1513     if (isFoundResultType)
1514       break;
1515   }
1516   return isFoundResultType;
1517 }
1518
1519 //**************************************************************
1520 bool XGUI_Workshop::canChangeColor() const
1521 {
1522   QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
1523
1524   std::set<std::string> aTypes;
1525   aTypes.insert(ModelAPI_ResultGroup::group());
1526   aTypes.insert(ModelAPI_ResultConstruction::group());
1527   aTypes.insert(ModelAPI_ResultBody::group());
1528   return hasResults(aObjects, aTypes);
1529 }
1530
1531 //**************************************************************
1532 #include <QButtonGroup>
1533 #include <QRadioButton>
1534 #include <QLabel>
1535 void XGUI_Workshop::changeColor(const QObjectPtrList& theObjects)
1536 {
1537   std::vector<int> aColor;
1538   foreach(ObjectPtr anObject, theObjects) {
1539
1540     AISObjectPtr anAISObj = myDisplayer->getAISObject(anObject);
1541     aColor.resize(3);
1542     anAISObj->getColor(aColor[0], aColor[1], aColor[2]);
1543     if (!aColor.empty())
1544       break;
1545   }
1546   if (aColor.size() != 3)
1547     return;
1548
1549   // 2. show the dialog to change the value
1550   QDialog* aDlg = new QDialog();
1551   aDlg->setWindowTitle("Color");
1552   QGridLayout* aLay = new QGridLayout(aDlg);
1553
1554   QRadioButton* aRandomChoiceBtn = new QRadioButton(aDlg);
1555   QRadioButton* aColorChoiceBtn = new QRadioButton(aDlg);
1556   aColorChoiceBtn->setChecked(true);
1557   QButtonGroup* aGroup = new QButtonGroup(aDlg);
1558   aGroup->setExclusive(true);
1559   aGroup->addButton(aColorChoiceBtn);
1560   aGroup->addButton(aRandomChoiceBtn);
1561
1562   aLay->addWidget(aColorChoiceBtn, 0, 0);
1563   aLay->addWidget(aRandomChoiceBtn, 1, 0);
1564
1565   QtxColorButton* aColorBtn = new QtxColorButton(aDlg);
1566   aColorBtn->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
1567   aLay->addWidget(aColorBtn, 0, 1);
1568   aColorBtn->setColor(QColor(aColor[0], aColor[1], aColor[2]));
1569
1570   QLabel* aRandomLabel = new QLabel("Random", aDlg);
1571   aLay->addWidget(aRandomLabel, 1, 1);
1572
1573   QDialogButtonBox* aButtons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel,
1574                                                     Qt::Horizontal, aDlg);
1575   connect(aButtons, SIGNAL(accepted()), aDlg, SLOT(accept()));
1576   connect(aButtons, SIGNAL(rejected()), aDlg, SLOT(reject()));
1577   aLay->addWidget(aButtons, 2, 0, 1, 2);
1578
1579   aDlg->move(QCursor::pos());
1580   bool isDone = aDlg->exec() == QDialog::Accepted;
1581   if (!isDone)
1582     return;
1583
1584   QColor aColorResult = aColorBtn->color();
1585   int aRedResult = aColorResult.red(),
1586       aGreenResult = aColorResult.green(),
1587       aBlueResult = aColorResult.blue();
1588
1589   if (aRedResult == aColor[0] && aGreenResult == aColor[1] && aBlueResult == aColor[2])
1590     return;
1591
1592   // 3. abort the previous operation and start a new one
1593   SessionPtr aMgr = ModelAPI_Session::get();
1594   bool aWasOperation = aMgr->isOperation(); // keep this value
1595   if (!aWasOperation) {
1596     QString aDescription = contextMenuMgr()->action("DELETE_CMD")->text();
1597     aMgr->startOperation(aDescription.toStdString());
1598   }
1599
1600   // 4. set the value to all results
1601   AttributeIntArrayPtr aColorAttr;
1602   foreach(ObjectPtr anObj, theObjects) {
1603     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
1604     if (aResult.get() != NULL) {
1605       aColorAttr = aResult->data()->intArray(ModelAPI_Result::COLOR_ID());
1606       if (aColorAttr.get() != NULL) {
1607         if (!aColorAttr->size()) {
1608           aColorAttr->setSize(3);
1609         }
1610         aColorAttr->setValue(0, aRedResult);
1611         aColorAttr->setValue(1, aGreenResult);
1612         aColorAttr->setValue(2, aBlueResult);
1613       }
1614     }
1615   }
1616   if (!aWasOperation)
1617     aMgr->finishOperation();
1618   updateCommandStatus();
1619 }
1620
1621 //**************************************************************
1622 void XGUI_Workshop::showObjects(const QObjectPtrList& theList, bool isVisible)
1623 {
1624   foreach (ObjectPtr aObj, theList)
1625   {
1626     if (isVisible) {
1627       displayObject(aObj);
1628     } else {
1629       myDisplayer->erase(aObj, false);
1630     }
1631   }
1632   myDisplayer->updateViewer();
1633 }
1634
1635 //**************************************************************
1636 void XGUI_Workshop::showOnlyObjects(const QObjectPtrList& theList)
1637 {
1638   myDisplayer->showOnly(theList);
1639 }
1640
1641
1642 //**************************************************************
1643 void XGUI_Workshop::registerValidators() const
1644 {
1645   SessionPtr aMgr = ModelAPI_Session::get();
1646   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
1647 }
1648
1649 //**************************************************************
1650 void XGUI_Workshop::displayAllResults()
1651 {
1652   SessionPtr aMgr = ModelAPI_Session::get();
1653   DocumentPtr aRootDoc = aMgr->moduleDocument();
1654   displayDocumentResults(aRootDoc);
1655   for (int i = 0; i < aRootDoc->size(ModelAPI_ResultPart::group()); i++) {
1656     ObjectPtr aObject = aRootDoc->object(ModelAPI_ResultPart::group(), i);
1657     ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
1658     displayDocumentResults(aPart->partDoc());
1659   }
1660   myDisplayer->updateViewer();
1661 }
1662
1663 //**************************************************************
1664 void XGUI_Workshop::displayDocumentResults(DocumentPtr theDoc)
1665 {
1666   if (!theDoc)
1667     return;
1668   displayGroupResults(theDoc, ModelAPI_ResultConstruction::group());
1669   displayGroupResults(theDoc, ModelAPI_ResultBody::group());
1670 }
1671
1672 //**************************************************************
1673 void XGUI_Workshop::displayGroupResults(DocumentPtr theDoc, std::string theGroup)
1674 {
1675   for (int i = 0; i < theDoc->size(theGroup); i++)
1676     displayObject(theDoc->object(theGroup, i));
1677 }
1678
1679 //**************************************************************
1680 void XGUI_Workshop::setDisplayMode(const QObjectPtrList& theList, int theMode)
1681 {
1682   foreach(ObjectPtr aObj, theList) {
1683     myDisplayer->setDisplayMode(aObj, (XGUI_Displayer::DisplayMode)theMode, false);
1684   }
1685   if (theList.size() > 0)
1686     myDisplayer->updateViewer();
1687 }
1688
1689 //**************************************************************
1690 void XGUI_Workshop::closeDocument()
1691 {
1692   ModuleBase_Operation* anOperation = operationMgr()->currentOperation();
1693   while (anOperation) {
1694     anOperation->abort();
1695     anOperation = operationMgr()->currentOperation();
1696   }
1697   myDisplayer->closeLocalContexts();
1698   myDisplayer->eraseAll();
1699   objectBrowser()->clearContent();
1700
1701   SessionPtr aMgr = ModelAPI_Session::get();
1702   aMgr->closeAll();
1703   objectBrowser()->clearContent();
1704 }
1705
1706 //**************************************************************
1707 bool XGUI_Workshop::displayObject(ObjectPtr theObj)
1708 {
1709   if (!myModule->canDisplayObject(theObj))
1710     return false;
1711
1712   ResultBodyPtr aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(theObj);
1713   if (aBody.get() != NULL) {
1714     int aNb = myDisplayer->objectsCount();
1715     myDisplayer->display(theObj, false);
1716     if (aNb == 0)
1717       viewer()->fitAll();
1718   } else if (!(myIsLoadingData || myPartActivating))
1719     myDisplayer->display(theObj, false);
1720
1721   return true;
1722 }
1723
1724 void XGUI_Workshop::addHistoryMenu(QObject* theObject, const char* theSignal, const char* theSlot)
1725 {
1726   XGUI_HistoryMenu* aMenu = NULL;
1727   if (isSalomeMode()) {
1728     QAction* anAction = qobject_cast<QAction*>(theObject);
1729     if (!anAction)
1730       return;
1731     aMenu = new XGUI_HistoryMenu(anAction);
1732   } else {
1733     QToolButton* aButton =  qobject_cast<QToolButton*>(theObject);
1734     aMenu = new XGUI_HistoryMenu(aButton);
1735   }
1736   connect(this, theSignal, aMenu, SLOT(setHistory(const QList<ActionInfo>&)));
1737   connect(aMenu, SIGNAL(actionSelected(int)), this, theSlot);
1738 }
1739
1740 QList<ActionInfo> XGUI_Workshop::processHistoryList(const std::list<std::string>& theList) const
1741 {
1742   QList<ActionInfo> aResult;
1743   std::list<std::string>::const_iterator it = theList.cbegin();
1744   for (; it != theList.cend(); it++) {
1745     QString anId = QString::fromStdString(*it);
1746     bool isEditing = anId.endsWith(ModuleBase_Operation::EditSuffix());
1747     if (isEditing) {
1748       anId.chop(ModuleBase_Operation::EditSuffix().size());
1749     }
1750     ActionInfo anInfo;
1751     QAction* aContextMenuAct = myContextMenuMgr->actionByName(anId);
1752     if (aContextMenuAct) {
1753       anInfo.initFrom(aContextMenuAct);
1754     } else {
1755       anInfo = myActionsMgr->actionInfoById(anId);
1756     }
1757     if (isEditing) {
1758       anInfo.text = anInfo.text.prepend("Modify ");
1759     }
1760     aResult << anInfo;
1761   }
1762   return aResult;
1763 }