src/XGUI/XGUI_Workshop.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 //#include "XGUI_Constants.h"
   4 #include "XGUI_Workshop.h"
   5
   6 #include "XGUI_ActionsMgr.h"
   7 #include "XGUI_MenuMgr.h"
   8 #include "XGUI_ColorDialog.h"
   9 #include "XGUI_DeflectionDialog.h"
  10 #include "XGUI_ContextMenuMgr.h"
  11 #include "XGUI_Displayer.h"
  12 #include "XGUI_ErrorDialog.h"
  13 #include "XGUI_ErrorMgr.h"
  14 #include "XGUI_ModuleConnector.h"
  15 #include "XGUI_ObjectsBrowser.h"
  16 #include "XGUI_OperationMgr.h"
  17 #include "XGUI_PropertyPanel.h"
  18 #include "XGUI_SalomeConnector.h"
  19 #include "XGUI_Selection.h"
  20 #include "XGUI_SelectionMgr.h"
  21 #include "XGUI_Tools.h"
  22 #include "XGUI_ViewerProxy.h"
  23 #include "XGUI_WorkshopListener.h"
  24 #include <XGUI_CustomPrs.h>
  25 #include <XGUI_HistoryMenu.h>
  26 #include <XGUI_QtEvents.h>
  27 #include <XGUI_DataModel.h>
  28
  29 #ifndef HAVE_SALOME
  30 #include <AppElements_Button.h>
  31 #include <AppElements_Command.h>
  32 #include <AppElements_MainMenu.h>
  33 #include <AppElements_MainWindow.h>
  34 #include <AppElements_MenuGroupPanel.h>
  35 #include <AppElements_Viewer.h>
  36 #include <AppElements_Workbench.h>
  37 #endif
  38
  39 #include <ModelAPI_AttributeDocRef.h>
  40 #include <ModelAPI_AttributeIntArray.h>
  41 #include <ModelAPI_AttributeDouble.h>
  42 #include <ModelAPI_Data.h>
  43 #include <ModelAPI_Events.h>
  44 #include <ModelAPI_Feature.h>
  45 #include <ModelAPI_Object.h>
  46 #include <ModelAPI_ResultBody.h>
  47 #include <ModelAPI_ResultConstruction.h>
  48 #include <ModelAPI_ResultGroup.h>
  49 #include <ModelAPI_ResultParameter.h>
  50 #include <ModelAPI_ResultField.h>
  51 #include <ModelAPI_Session.h>
  52 #include <ModelAPI_Validator.h>
  53 #include <ModelAPI_ResultCompSolid.h>
  54 #include <ModelAPI_Tools.h>
  55
  56 //#include <PartSetPlugin_Part.h>
  57
  58 #include <Events_Loop.h>
  59 #include <Events_InfoMessage.h>
  60 #include <Events_LongOp.h>
  61
  62 #include <ModuleBase_IModule.h>
  63 #include <ModuleBase_IViewer.h>
  64 #include <ModuleBase_Operation.h>
  65 #include <ModuleBase_OperationDescription.h>
  66 #include <ModuleBase_PageBase.h>
  67 #include <ModuleBase_Preferences.h>
  68 #include <ModuleBase_SelectionValidator.h>
  69 #include <ModuleBase_Tools.h>
  70 #include <ModuleBase_WidgetFactory.h>
  71 #include <ModuleBase_OperationFeature.h>
  72 #include <ModuleBase_OperationAction.h>
  73 #include <ModuleBase_PagedContainer.h>
  74 #include <ModuleBase_WidgetValidated.h>
  75 #include <ModuleBase_ModelWidget.h>
  76 #include <ModuleBase_ResultPrs.h>
  77
  78 #include <Config_Common.h>
  79 #include <Config_FeatureMessage.h>
  80 #include <Config_ModuleReader.h>
  81 #include <Config_PointerMessage.h>
  82 #include <Config_PropManager.h>
  83 #include <Config_DataModelReader.h>
  84 #include <Config_Translator.h>
  85 #include <Config_WidgetAPI.h>
  86 #include <Config_Keywords.h>
  87
  88 #include <SUIT_ResourceMgr.h>
  89
  90 #include <AIS_Trihedron.hxx>
  91 #ifdef BEFORE_TRIHEDRON_PATCH
  92 #include <AIS_Point.hxx>
  93 #include <AIS_Axis.hxx>
  94 #endif
  95
  96 #include <QApplication>
  97 #include <QFileDialog>
  98 #include <QMessageBox>
  99 #include <QMdiSubWindow>
 100 #include <QMainWindow>
 101 #include <QPushButton>
 102 #include <QDockWidget>
 103 #include <QLayout>
 104 #include <QThread>
 105 #include <QObject>
 106 #include <QMenu>
 107 #include <QToolButton>
 108 #include <QAction>
 109 #include <QDesktopWidget>
 110
 111 #include <iterator>
 112
 113 #ifdef TINSPECTOR
 114 #include <CDF_Session.hxx>
 115 #include <CDF_Application.hxx>
 116 #include <TInspector_Communicator.hxx>
 117 #include <VInspector_CallBack.hxx>
 118 static TInspector_Communicator* MyTCommunicator;
 119 static Handle(VInspector_CallBack) MyVCallBack;
 120
 121 #endif
 122
 123 #ifdef _DEBUG
 124 #include <QDebug>
 125 #include <iostream>
 126 #endif
 127
 128 #ifdef WIN32
 129 #include <windows.h>
 130 #else
 131 #include <dlfcn.h>
 132 #endif
 133
 134 QString XGUI_Workshop::MOVE_TO_END_COMMAND = QObject::tr("Move to the end");
 135
 136 //#define DEBUG_DELETE
 137 //#define DEBUG_FEATURE_NAME
 138 //#define DEBUG_CLEAN_HISTORY
 139
 140 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
 141     : QObject(),
 142       myCurrentDir(QString()),
 143       myModule(NULL),
 144       mySalomeConnector(theConnector),
 145       myPropertyPanel(0),
 146       myObjectBrowser(0),
 147       myDisplayer(0)
 148       //myViewerSelMode(TopAbs_FACE)
 149 {
 150   mySelector = new XGUI_SelectionMgr(this);
 151   myModuleConnector = new XGUI_ModuleConnector(this);
 152   myOperationMgr = new XGUI_OperationMgr(this, 0);
 153   ModuleBase_IWorkshop* aWorkshop = moduleConnector();
 154   // Has to be defined first in order to get errors and messages from other components
 155   myEventsListener = new XGUI_WorkshopListener(aWorkshop);
 156
 157   SUIT_ResourceMgr* aResMgr = ModuleBase_Preferences::resourceMgr();
 158 #ifndef HAVE_SALOME
 159   myMainWindow = new AppElements_MainWindow();
 160
 161   bool aCloc = aResMgr->booleanValue("language", "locale", true);
 162   if (aCloc)
 163     QLocale::setDefault( QLocale::c() );
 164   else
 165     QLocale::setDefault( QLocale::system() );
 166 #endif
 167   QString aPath = Config_XMLReader::pluginConfigFile().c_str();
 168   QDir aDir(aPath);
 169
 170   // Load translations
 171   QStringList aLangs;
 172   aLangs << "*_en.ts"; // load by default eng translations
 173   QString aCurrLang = aResMgr->stringValue("language", "language", "en");
 174   if(aCurrLang != "en") {
 175     aLangs << "*_" + aCurrLang + ".ts"; // then replace with translated files
 176   }
 177
 178   foreach(QString aLang, aLangs) {
 179     QStringList aFilters;
 180     aFilters << aLang;
 181     QStringList aTsFiles = aDir.entryList(aFilters, QDir::Files);
 182     foreach(QString aFileName, aTsFiles) {
 183       Config_Translator::load(aFileName.toStdString());
 184     }
 185   }
 186
 187   myDataModelXMLReader = new Config_DataModelReader();
 188   //myDataModelXMLReader->readAll();
 189
 190   myDisplayer = new XGUI_Displayer(this);
 191
 192   connect(mySelector, SIGNAL(selectionChanged()), this, SLOT(updateCommandStatus()));
 193
 194   myActionsMgr = new XGUI_ActionsMgr(this);
 195   myMenuMgr = new XGUI_MenuMgr(this);
 196   myErrorDlg = new XGUI_ErrorDialog(QApplication::desktop());
 197   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
 198   connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)), this,
 199           SLOT(onContextMenuCommand(const QString&, bool)));
 200
 201   myViewerProxy = new XGUI_ViewerProxy(this);
 202   //connect(myViewerProxy, SIGNAL(selectionChanged()),
 203   //        myActionsMgr,  SLOT(updateOnViewSelection()));
 204
 205   myOperationMgr->setWorkshop(aWorkshop);
 206
 207   myErrorMgr = new XGUI_ErrorMgr(this, aWorkshop);
 208
 209   connect(myOperationMgr, SIGNAL(operationResumed(ModuleBase_Operation*)),
 210           SLOT(onOperationResumed(ModuleBase_Operation*)));
 211   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)),
 212           SLOT(onOperationStopped(ModuleBase_Operation*)));
 213   connect(myOperationMgr, SIGNAL(operationCommitted(ModuleBase_Operation*)),
 214           SLOT(onOperationCommitted(ModuleBase_Operation*)));
 215   connect(myOperationMgr, SIGNAL(operationAborted(ModuleBase_Operation*)),
 216           SLOT(onOperationAborted(ModuleBase_Operation*)));
 217
 218 #ifndef HAVE_SALOME
 219   connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
 220   onTrihedronVisibilityChanged(true);
 221 #endif
 222
 223   connect(myEventsListener, SIGNAL(errorOccurred(std::shared_ptr<Events_InfoMessage>)),
 224           myErrorDlg, SLOT(addError(std::shared_ptr<Events_InfoMessage>)));
 225
 226   //Config_PropManager::registerProp("Visualization", "object_default_color", "Object color",
 227   //                                 Config_Prop::Color, "225,225,225");
 228
 229   Config_PropManager::registerProp("Visualization", "result_body_color", "Result color",
 230                                    Config_Prop::Color, ModelAPI_ResultBody::DEFAULT_COLOR());
 231   Config_PropManager::registerProp("Visualization", "result_group_color", "Group color",
 232                                    Config_Prop::Color, ModelAPI_ResultGroup::DEFAULT_COLOR());
 233   Config_PropManager::registerProp("Visualization", "result_construction_color",
 234                                    "Construction color",
 235                                    Config_Prop::Color,
 236                                    ModelAPI_ResultConstruction::DEFAULT_COLOR());
 237   Config_PropManager::registerProp("Visualization", "result_part_color", "Part color",
 238                                    Config_Prop::Color, ModelAPI_ResultPart::DEFAULT_COLOR());
 239   Config_PropManager::registerProp("Visualization", "result_field_color", "Field color",
 240                                    Config_Prop::Color, ModelAPI_ResultField::DEFAULT_COLOR());
 241
 242   if (ModuleBase_Preferences::resourceMgr()->booleanValue("Viewer", "face-selection", true))
 243     myViewerSelMode.append(TopAbs_FACE);
 244   if (ModuleBase_Preferences::resourceMgr()->booleanValue("Viewer", "edge-selection", true))
 245     myViewerSelMode.append(TopAbs_EDGE);
 246   if (ModuleBase_Preferences::resourceMgr()->booleanValue("Viewer", "vertex-selection", true))
 247     myViewerSelMode.append(TopAbs_VERTEX);
 248   //IMP: an attempt to use result selection with other selection modes
 249   myViewerSelMode.append(ModuleBase_ResultPrs::Sel_Result);//TopAbs_VERTEX);
 250   myViewerSelMode.append(TopAbs_COMPSOLID);
 251 }
 252
 253 //******************************************************
 254 XGUI_Workshop::~XGUI_Workshop(void)
 255 {
 256 #ifdef _DEBUG
 257 #ifdef MISSED_TRANSLATION
 258   // Save Missed translations
 259   Config_Translator::saveMissedTranslations();
 260 #endif
 261 #endif
 262
 263   delete myDisplayer;
 264   delete myDataModelXMLReader;
 265 }
 266
 267 //******************************************************
 268 void XGUI_Workshop::startApplication()
 269 {
 270   //Initialize event listening
 271   myEventsListener->initializeEventListening();
 272
 273   myDataModelXMLReader->readAll();
 274   initMenu();
 275
 276   Config_PropManager::registerProp("Plugins", "default_path", "Default Path",
 277                                    Config_Prop::Directory, "");
 278
 279
 280   registerValidators();
 281
 282   // Calling of  loadCustomProps before activating module is required
 283   // by Config_PropManger to restore user-defined path to plugins
 284   ModuleBase_Preferences::loadCustomProps();
 285   createModule();
 286
 287 #ifndef HAVE_SALOME
 288   myMainWindow->show();
 289   updateCommandStatus();
 290 #endif
 291
 292   onNew();
 293
 294   myViewerProxy->connectViewProxy();
 295   connect(myViewerProxy, SIGNAL(trihedronVisibilityChanged(bool)),
 296           SLOT(onTrihedronVisibilityChanged(bool)));
 297
 298   emit applicationStarted();
 299 }
 300
 301 void XGUI_Workshop::activateModule()
 302 {
 303   myModule->activateSelectionFilters();
 304
 305   connect(myDisplayer, SIGNAL(objectDisplayed(ObjectPtr, AISObjectPtr)),
 306     myModule, SLOT(onObjectDisplayed(ObjectPtr, AISObjectPtr)));
 307   connect(myDisplayer, SIGNAL(beforeObjectErase(ObjectPtr, AISObjectPtr)),
 308     myModule, SLOT(onBeforeObjectErase(ObjectPtr, AISObjectPtr)));
 309
 310   updateCommandStatus();
 311
 312   // TODO: get default selection mode
 313
 314   // activate visualized objects in the viewer
 315   activateObjectsSelection(displayer()->displayedObjects());
 316   myOperationMgr->activate();
 317 }
 318
 319 void XGUI_Workshop::deactivateModule()
 320 {
 321   myModule->deactivateSelectionFilters();
 322
 323   // remove internal displayer filter
 324   displayer()->deactivateSelectionFilters();
 325
 326   disconnect(myDisplayer, SIGNAL(objectDisplayed(ObjectPtr, AISObjectPtr)),
 327     myModule, SLOT(onObjectDisplayed(ObjectPtr, AISObjectPtr)));
 328   disconnect(myDisplayer, SIGNAL(beforeObjectErase(ObjectPtr, AISObjectPtr)),
 329     myModule, SLOT(onBeforeObjectErase(ObjectPtr, AISObjectPtr)));
 330
 331   XGUI_Displayer* aDisplayer = displayer();
 332   QObjectPtrList aDisplayed = aDisplayer->displayedObjects();
 333   aDisplayer->deactivateObjects(aDisplayed, true);
 334   Handle(AIS_InteractiveContext) aContext = viewer()->AISContext();
 335   Handle(AIS_Trihedron) aTrihedron = Handle(AIS_Trihedron)::DownCast(aDisplayer->getTrihedron());
 336   /// deactivate trihedron in selection modes
 337   TColStd_ListOfInteger aTColModes;
 338   aContext->ActivatedModes(aTrihedron, aTColModes);
 339   TColStd_ListIteratorOfListOfInteger itr( aTColModes );
 340   for (; itr.More(); itr.Next() ) {
 341     Standard_Integer aMode = itr.Value();
 342     aContext->Deactivate(aTrihedron, aMode);
 343   }
 344 #ifdef BEFORE_TRIHEDRON_PATCH
 345   /// Trihedron problem: objects stayed in the viewer, should be removed manually
 346   /// otherwise in SALOME happens crash by HideAll in the viewer
 347   aContext->Remove(aTrihedron->Position(), true);
 348   aContext->Remove(aTrihedron->Axis(), true);
 349   aContext->Remove(aTrihedron->XAxis(), true);
 350   aContext->Remove(aTrihedron->YAxis(), true);
 351 #endif
 352
 353   myOperationMgr->deactivate();
 354 }
 355
 356 //******************************************************
 357 void XGUI_Workshop::initMenu()
 358 {
 359   myContextMenuMgr->createActions();
 360
 361 #ifdef HAVE_SALOME
 362   // Create only Undo, Redo commands
 363   QAction* aAction = salomeConnector()->addDesktopCommand("UNDO_CMD", tr("Undo"),
 364                                                         tr("Undo last command"),
 365                                                         QIcon(":pictures/undo.png"),
 366                                                         QKeySequence::Undo, false,
 367                                                         "MEN_DESK_EDIT");
 368   QString aToolBarTitle = tr( "INF_DESK_TOOLBAR_STANDARD" );
 369   salomeConnector()->addActionInToolbar( aAction,aToolBarTitle  );
 370
 371   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
 372   addHistoryMenu(aAction, SIGNAL(updateUndoHistory(const QList<ActionInfo>&)), SLOT(onUndo(int)));
 373
 374   aAction = salomeConnector()->addDesktopCommand("REDO_CMD", tr("Redo"), tr("Redo last command"),
 375                                               QIcon(":pictures/redo.png"), QKeySequence::Redo,
 376                                               false, "MEN_DESK_EDIT");
 377   salomeConnector()->addActionInToolbar( aAction, aToolBarTitle );
 378
 379   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
 380   addHistoryMenu(aAction, SIGNAL(updateRedoHistory(const QList<ActionInfo>&)), SLOT(onRedo(int)));
 381
 382   salomeConnector()->addDesktopMenuSeparator("MEN_DESK_EDIT");
 383   //aAction = salomeConnector()->addDesktopCommand("REBUILD_CMD", tr("Rebuild"),
 384   //                                            tr("Rebuild data objects"),
 385   //                                            QIcon(":pictures/rebuild.png"), QKeySequence(),
 386   //                                            false, "MEN_DESK_EDIT");
 387   //salomeConnector()->addActionInToolbar( aAction, aToolBarTitle );
 388
 389   //connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRebuild()));
 390   //salomeConnector()->addDesktopMenuSeparator("MEN_DESK_EDIT");
 391
 392   aAction = salomeConnector()->addDesktopCommand("SAVEAS_CMD", tr("Export native..."),
 393                                              tr("Export the current document into a native file"),
 394                                               QIcon(), QKeySequence(),
 395                                               false, "MEN_DESK_FILE");
 396   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onSaveAs()));
 397
 398   aAction = salomeConnector()->addDesktopCommand("OPEN_CMD", tr("Import native..."),
 399                                               tr("Import native file"),
 400                                               QIcon(), QKeySequence(),
 401                                               false, "MEN_DESK_FILE");
 402   connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onOpen()));
 403   salomeConnector()->addDesktopMenuSeparator("MEN_DESK_FILE");
 404
 405 #else
 406   // File commands group
 407   AppElements_MenuGroupPanel* aGroup = myMainWindow->menuObject()->generalPage();
 408
 409   AppElements_Command* aCommand;
 410
 411   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save"), tr("Save the document"),
 412                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 413   aCommand->connectTo(this, SLOT(onSave()));
 414   //aCommand->disable();
 415
 416   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 417                                 QIcon(":pictures/save.png"), QKeySequence());
 418   aCommand->connectTo(this, SLOT(onSaveAs()));
 419
 420   QString aUndoId = "UNDO_CMD";
 421   aCommand = aGroup->addFeature(aUndoId, tr("Undo"), tr("Undo last command"),
 422                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 423   aCommand->connectTo(this, SLOT(onUndo()));
 424   AppElements_Button* aUndoButton = qobject_cast<AppElements_Button*>(aGroup->widget(aUndoId));
 425   addHistoryMenu(aUndoButton,
 426                  SIGNAL(updateUndoHistory(const QList<ActionInfo>&)),
 427                  SLOT(onUndo(int)));
 428
 429   QString aRedoId = "REDO_CMD";
 430   aCommand = aGroup->addFeature(aRedoId, tr("Redo"), tr("Redo last command"),
 431                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 432   aCommand->connectTo(this, SLOT(onRedo()));
 433   AppElements_Button* aRedoButton = qobject_cast<AppElements_Button*>(aGroup->widget(aRedoId));
 434   addHistoryMenu(aRedoButton,
 435                  SIGNAL(updateRedoHistory(const QList<ActionInfo>&)),
 436                  SLOT(onRedo(int)));
 437
 438   //aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 439   //  QIcon(":pictures/rebuild.png"), QKeySequence());
 440   //aCommand->connectTo(this, SLOT(onRebuild()));
 441
 442   //aCommand->disable();
 443
 444   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 445                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 446   aCommand->connectTo(this, SLOT(onOpen()));
 447
 448   aCommand = aGroup->addFeature("PREF_CMD", tr("Preferences"), tr("Edit preferences"),
 449                                 QIcon(":pictures/preferences.png"), QKeySequence::Preferences);
 450   aCommand->connectTo(this, SLOT(onPreferences()));
 451
 452   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 453                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 454   aCommand->connectTo(this, SLOT(onExit()));
 455 #endif
 456 }
 457
 458 #ifndef HAVE_SALOME
 459 AppElements_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 460 {
 461   AppElements_MainMenu* aMenuBar = myMainWindow->menuObject();
 462   return aMenuBar->addWorkbench(theName);
 463 }
 464 #endif
 465
 466 //******************************************************
 467 QMainWindow* XGUI_Workshop::desktop() const
 468 {
 469 #ifdef HAVE_SALOME
 470   return salomeConnector()->desktop();
 471 #else
 472   return myMainWindow;
 473 #endif
 474 }
 475
 476 //******************************************************
 477 void XGUI_Workshop::onStartWaiting()
 478 {
 479   if (Events_LongOp::isPerformed()) {
 480     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 481   }
 482 }
 483
 484 //******************************************************
 485 void XGUI_Workshop::onAcceptActionClicked()
 486 {
 487   QAction* anAction = dynamic_cast<QAction*>(sender());
 488   XGUI_OperationMgr* anOperationMgr = operationMgr();
 489   if (anOperationMgr) {
 490     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 491                                                     (anOperationMgr->currentOperation());
 492     if (aFOperation) {
 493       //if (errorMgr()->canProcessClick(anAction, aFOperation->feature()))
 494       myOperationMgr->onCommitOperation();
 495     }
 496   }
 497 }
 498
 499 //******************************************************
 500 void XGUI_Workshop::onPreviewActionClicked()
 501 {
 502   ModuleBase_IPropertyPanel* aPanel = propertyPanel();
 503   if (aPanel) {
 504     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 505     if (anActiveWidget && anActiveWidget->getValueState() == ModuleBase_ModelWidget::ModifiedInPP) {
 506       anActiveWidget->storeValue();
 507     }
 508   }
 509   std::shared_ptr<Events_Message> aMsg = std::shared_ptr<Events_Message>(
 510                 new Events_Message(Events_Loop::eventByName(EVENT_PREVIEW_REQUESTED)));
 511   Events_Loop::loop()->send(aMsg);
 512 }
 513
 514 //******************************************************
 515 void XGUI_Workshop::deactivateActiveObject(const ObjectPtr& theObject, const bool theUpdateViewer)
 516 {
 517   if (!myModule->canActivateSelection(theObject)) {
 518     if (myDisplayer->isActive(theObject)) {
 519       QObjectPtrList anObjects;
 520       anObjects.append(theObject);
 521       myDisplayer->deactivateObjects(anObjects, theUpdateViewer);
 522     }
 523   }
 524 }
 525
 526 //******************************************************
 527 bool XGUI_Workshop::isFeatureOfNested(const FeaturePtr& theFeature)
 528 {
 529   bool aHasNested = false;
 530   std::string aFeatureKind = theFeature->getKind();
 531 #ifdef HAVE_SALOME
 532     XGUI_SalomeConnector* aSalomeConnector = salomeConnector();
 533     if (aSalomeConnector->isFeatureOfNested(actionsMgr()->action(aFeatureKind.c_str())))
 534       aHasNested = true;
 535 #else
 536     AppElements_MainMenu* aMenuBar = mainWindow()->menuObject();
 537     AppElements_Command* aCommand = aMenuBar->feature(aFeatureKind.c_str());
 538     if (aCommand && aCommand->button()->additionalButtonWidget())
 539       aHasNested = true;
 540 #endif
 541   return aHasNested;
 542 }
 543
 544 void XGUI_Workshop::fillPropertyPanel(ModuleBase_Operation* theOperation)
 545 {
 546   ModuleBase_OperationFeature* aFOperation =
 547     dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 548   if (!aFOperation)
 549     return;
 550
 551   showPropertyPanel();
 552   myPropertyPanel->cleanContent();
 553
 554   QList<ModuleBase_ModelWidget*> aWidgets;
 555   if (!module()->createWidgets(theOperation, aWidgets)) {
 556     QString aXmlRepr = aFOperation->getDescription()->xmlRepresentation();
 557     ModuleBase_WidgetFactory aFactory(aXmlRepr.toStdString(), myModuleConnector);
 558     aFactory.createWidget(myPropertyPanel->contentWidget());
 559     aWidgets = aFactory.getModelWidgets();
 560   }
 561
 562   // check compatibility of feature and widgets
 563   FeaturePtr aFeature = aFOperation->feature();
 564   std::string aFeatureKind = aFeature->getKind();
 565   foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 566     if (!aWidget->attributeID().empty() && !aFeature->attribute(aWidget->attributeID()).get()) {
 567       std::string anErrorMsg = "The feature '%1' has no attribute '%2' used by widget '%3'.";
 568       Events_InfoMessage("XGUI_Workshop", anErrorMsg)
 569         .arg(aFeatureKind).arg(aWidget->attributeID())
 570         .arg(aWidget->metaObject()->className()).send();
 571       myPropertyPanel->cleanContent();
 572       return;
 573     }
 574   }
 575   // for performance purpose, flush should be done after all controls are filled
 576   bool isUpdateFlushed = false;
 577   foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 578     bool isStoreValue = !aFOperation->isEditOperation() &&
 579                         !aWidget->getDefaultValue().empty() &&
 580                         !aWidget->isComputedDefault();
 581     aWidget->setFeature(aFeature, isStoreValue, isUpdateFlushed);
 582     if (!isStoreValue)
 583       aWidget->restoreValue();
 584     aWidget->enableFocusProcessing();
 585   }
 586   ModuleBase_Tools::flushUpdated(aFeature);
 587
 588   // update visible state of Preview button
 589   std::shared_ptr<Config_FeatureMessage> aFeatureInfo;
 590 #ifdef HAVE_SALOME
 591   aFeatureInfo = mySalomeConnector->featureInfo(aFeatureKind.c_str());
 592 #else
 593   AppElements_MainMenu* aMenuBar = mainWindow()->menuObject();
 594   AppElements_Command* aCommand = aMenuBar->feature(aFeatureKind.c_str());
 595   if (aCommand)
 596     aFeatureInfo = aCommand->featureMessage();
 597 #endif
 598   bool anIsAutoPreview = true;
 599   if (aFeatureInfo.get())
 600     aFeatureInfo->isAutoPreview();
 601   else {
 602     std::string aXmlCfg, aDescription;
 603     module()->getXMLRepresentation(aFeatureKind, aXmlCfg, aDescription);
 604     ModuleBase_WidgetFactory aFactory(aXmlCfg, moduleConnector());
 605     anIsAutoPreview = aFactory.widgetAPI()->getBooleanAttribute(FEATURE_AUTO_PREVIEW, true);
 606   }
 607
 608   if (!anIsAutoPreview) {
 609     myPropertyPanel->findButton(PROP_PANEL_PREVIEW)->setVisible(true);
 610     // send signal about preview should not be computed automatically, click on preview
 611     // button should initiate it
 612     std::shared_ptr<Events_Message> aMsg = std::shared_ptr<Events_Message>(
 613                   new Events_Message(Events_Loop::eventByName(EVENT_PREVIEW_BLOCKED)));
 614     Events_Loop::loop()->send(aMsg);
 615   }
 616   myPropertyPanel->setModelWidgets(aWidgets);
 617   aFOperation->setPropertyPanel(myPropertyPanel);
 618
 619   myModule->propertyPanelDefined(theOperation);
 620
 621 #ifndef DEBUG_FEATURE_NAME
 622   myPropertyPanel->setWindowTitle(theOperation->getDescription()->description());
 623 #else
 624   std::string aFeatureName = aFeature->name();
 625   myPropertyPanel->setWindowTitle(QString("%1: %2")
 626     .arg(theOperation->getDescription()->description())
 627     .arg(aFeatureName.c_str()));
 628 #endif
 629
 630   myErrorMgr->setPropertyPanel(myPropertyPanel);
 631 }
 632
 633 void XGUI_Workshop::connectToPropertyPanel(const bool isToConnect)
 634 {
 635   XGUI_PropertyPanel* aPropertyPanel = propertyPanel();
 636   if (aPropertyPanel) {
 637     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
 638     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 639        myModule->connectToPropertyPanel(aWidget, isToConnect);
 640        if (isToConnect) {
 641         connect(aWidget, SIGNAL(valueStateChanged(int)), this, SLOT(onWidgetStateChanged(int)));
 642         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChanged()));
 643         connect(aWidget, SIGNAL(objectUpdated()), this, SLOT(onWidgetObjectUpdated()));
 644        }
 645       else {
 646         disconnect(aWidget, SIGNAL(valueStateChanged(int)), this, SLOT(onWidgetStateChanged(int)));
 647         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChanged()));
 648         disconnect(aWidget, SIGNAL(objectUpdated()), this, SLOT(onWidgetObjectUpdated()));
 649       }
 650     }
 651   }
 652 }
 653
 654 //******************************************************
 655 void XGUI_Workshop::onOperationResumed(ModuleBase_Operation* theOperation)
 656 {
 657   setGrantedFeatures(theOperation);
 658
 659   if (theOperation->getDescription()->hasXmlRepresentation()) {  //!< No need for property panel
 660     fillPropertyPanel(theOperation);
 661     connectToPropertyPanel(true);
 662   }
 663   updateCommandStatus();
 664
 665   myModule->operationResumed(theOperation);
 666 }
 667
 668
 669 //******************************************************
 670 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 671 {
 672   updateCommandStatus();
 673
 674   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 675                                                                         (theOperation);
 676   if (!aFOperation)
 677     return;
 678
 679   ModuleBase_ISelection* aSel = mySelector->selection();
 680   QObjectPtrList aObj = aSel->selectedPresentations();
 681   //!< No need for property panel
 682   hidePropertyPanel();
 683   myPropertyPanel->cleanContent();
 684
 685   connectToPropertyPanel(false);
 686   myModule->operationStopped(aFOperation);
 687
 688   // the deactivated objects of the current operation should be activated back.
 689   // They were deactivated on operation start or an object redisplay
 690   QObjectPtrList anObjects;
 691   FeaturePtr aFeature = aFOperation->feature();
 692   if (aFeature.get()) { // feature may be not created (plugin load fail)
 693     if (myDisplayer->isVisible(aFeature) && !myDisplayer->isActive(aFeature))
 694       anObjects.append(aFeature);
 695     std::list<ResultPtr> aResults;
 696     ModelAPI_Tools::allResults(aFeature, aResults);
 697     std::list<ResultPtr>::const_iterator aIt;
 698     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 699       ResultPtr anObject = *aIt;
 700       if (myDisplayer->isVisible(anObject) && !myDisplayer->isActive(anObject)) {
 701         anObjects.append(anObject);
 702       }
 703     }
 704   }
 705   activateObjectsSelection(anObjects);
 706 }
 707
 708
 709 void XGUI_Workshop::onOperationCommitted(ModuleBase_Operation* theOperation)
 710 {
 711   myModule->operationCommitted(theOperation);
 712 }
 713
 714 void XGUI_Workshop::onOperationAborted(ModuleBase_Operation* theOperation)
 715 {
 716   myModule->operationAborted(theOperation);
 717 }
 718
 719 void XGUI_Workshop::setGrantedFeatures(ModuleBase_Operation* theOperation)
 720 {
 721   ModuleBase_OperationFeature* aFOperation =
 722     dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 723   if (!aFOperation)
 724     return;
 725
 726   QStringList aGrantedIds;
 727   if (isSalomeMode()) {
 728     const std::shared_ptr<Config_FeatureMessage>& anInfo =
 729                          mySalomeConnector->featureInfo(theOperation->id());
 730     if (anInfo.get())
 731       aGrantedIds = QString::fromStdString(anInfo->nestedFeatures())
 732                                    .split(" ", QString::SkipEmptyParts);
 733   }
 734   else
 735     aGrantedIds = myActionsMgr->nestedCommands(theOperation->id());
 736
 737   ModuleBase_IModule* aModule = module();
 738   if (aModule)
 739     aModule->grantedOperationIds(theOperation, aGrantedIds);
 740
 741   aFOperation->setGrantedOperationIds(aGrantedIds);
 742 }
 743
 744 //******************************************************
 745 void XGUI_Workshop::saveDocument(const QString& theName, std::list<std::string>& theFileNames)
 746 {
 747   QApplication::restoreOverrideCursor();
 748   SessionPtr aMgr = ModelAPI_Session::get();
 749
 750   std::list<DocumentPtr> aDocList = aMgr->allOpenedDocuments();
 751   std::list<DocumentPtr>::const_iterator aIt;
 752   for (aIt = aDocList.cbegin(); aIt != aDocList.cend(); aIt++) {
 753     std::list<bool> aState = myObjectBrowser->getStateForDoc(*aIt);
 754     (*aIt)->storeNodesState(aState);
 755   }
 756
 757   aMgr->save(theName.toLatin1().constData(), theFileNames);
 758
 759   QApplication::restoreOverrideCursor();
 760 }
 761
 762 //******************************************************
 763 bool XGUI_Workshop::abortAllOperations()
 764 {
 765   return myOperationMgr->abortAllOperations();
 766 }
 767
 768 //******************************************************
 769 void XGUI_Workshop::operationStarted(ModuleBase_Operation* theOperation)
 770 {
 771   setGrantedFeatures(theOperation);
 772   if (!theOperation->getDescription()->hasXmlRepresentation()) {  //!< No need for property panel
 773     updateCommandStatus();
 774   }
 775   else {
 776     myModule->operationStarted(theOperation);
 777   }
 778 }
 779
 780 //******************************************************
 781 void XGUI_Workshop::onOpen()
 782 {
 783   if(!abortAllOperations())
 784     return;
 785   //save current file before close if modified
 786   SessionPtr aSession = ModelAPI_Session::get();
 787   if (aSession->isModified()) {
 788     //TODO(sbh): re-launch the app?
 789     int anAnswer = QMessageBox::question(
 790         desktop(), tr("Save current file"),
 791         tr("The document is modified, save before opening another?"),
 792         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 793     if (anAnswer == QMessageBox::Save) {
 794       onSave();
 795     } else if (anAnswer == QMessageBox::Cancel) {
 796       return;
 797     }
 798     myCurrentDir = "";
 799   }
 800
 801   //show file dialog, check if readable and open
 802   QString aDirectory = QFileDialog::getExistingDirectory(desktop(), tr("Select directory"));
 803   openDirectory(aDirectory);
 804 }
 805
 806 //******************************************************
 807 void XGUI_Workshop::openDirectory(const QString& theDirectory)
 808 {
 809   myCurrentDir = theDirectory;
 810   if (myCurrentDir.isEmpty())
 811     return;
 812
 813   QFileInfo aFileInfo(myCurrentDir);
 814   if (!aFileInfo.exists() || !aFileInfo.isReadable()) {
 815     QMessageBox::critical(desktop(), tr("Warning"), tr("Unable to open the file."));
 816     myCurrentDir = "";
 817     return;
 818   }
 819
 820   QApplication::setOverrideCursor(Qt::WaitCursor);
 821   module()->closeDocument();
 822   SessionPtr aSession = ModelAPI_Session::get();
 823   aSession->closeAll();
 824   aSession->load(myCurrentDir.toLatin1().constData());
 825   myObjectBrowser->rebuildDataTree();
 826
 827   // Open first level of data tree
 828   DocumentPtr aRootDoc = aSession->moduleDocument();
 829   std::list<bool> aStates;
 830   aRootDoc->restoreNodesState(aStates);
 831   myObjectBrowser->setStateForDoc(aRootDoc, aStates);
 832
 833   updateCommandStatus();
 834 #ifndef HAVE_SALOME
 835   myMainWindow->setCurrentDir(myCurrentDir, true);
 836 #endif
 837   QApplication::restoreOverrideCursor();
 838 }
 839
 840 //******************************************************
 841 void XGUI_Workshop::onNew()
 842 {
 843   QApplication::setOverrideCursor(Qt::WaitCursor);
 844   if (objectBrowser() == 0) {
 845     createDockWidgets();
 846     mySelector->connectViewers();
 847   }
 848   myViewerProxy->connectToViewer();
 849   showObjectBrowser();
 850 #ifndef HAVE_SALOME
 851   myMainWindow->showPythonConsole();
 852   QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 853   aWnd->showMaximized();
 854   updateCommandStatus();
 855 #endif
 856   myContextMenuMgr->connectViewer();
 857   QApplication::restoreOverrideCursor();
 858 }
 859
 860 #ifndef HAVE_SALOME
 861 //******************************************************
 862 void XGUI_Workshop::onExit()
 863 {
 864   SessionPtr aMgr = ModelAPI_Session::get();
 865   if (aMgr->isModified()) {
 866     int anAnswer = QMessageBox::question(
 867         myMainWindow, tr("Save current file"), tr("The document is modified, save before exit?"),
 868         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
 869     if (anAnswer == QMessageBox::Save) {
 870       bool saved = onSave();
 871       if (!saved) {
 872         return;
 873       }
 874     } else if (anAnswer == QMessageBox::Cancel) {
 875       return;
 876     }
 877   }
 878   qApp->exit();
 879 }
 880
 881 //******************************************************
 882 void XGUI_Workshop::onPreferences()
 883 {
 884   ModuleBase_Prefs aModif;
 885   ModuleBase_Preferences::editPreferences(aModif);
 886   if (aModif.size() > 0) {
 887     QString aSection;
 888     foreach (ModuleBase_Pref aPref, aModif)
 889     {
 890       aSection = aPref.first;
 891       if (aSection == ModuleBase_Preferences::VIEWER_SECTION) {
 892         myMainWindow->viewer()->updateFromResources();
 893       } else if (aSection == ModuleBase_Preferences::MENU_SECTION) {
 894         myMainWindow->menuObject()->updateFromResources();
 895       }
 896     }
 897     displayer()->redisplayObjects();
 898   }
 899 }
 900 #endif
 901
 902 //******************************************************
 903 void XGUI_Workshop::onTrihedronVisibilityChanged(bool theState)
 904 {
 905   XGUI_Displayer* aDisplayer = displayer();
 906   if (aDisplayer)
 907     aDisplayer->displayTrihedron(theState);
 908 }
 909
 910 //******************************************************
 911 bool XGUI_Workshop::onSave()
 912 {
 913   if(!abortAllOperations())
 914     return false;
 915   if (myCurrentDir.isEmpty()) {
 916     return onSaveAs();
 917   }
 918   std::list<std::string> aFiles;
 919   saveDocument(myCurrentDir, aFiles);
 920   updateCommandStatus();
 921 #ifndef HAVE_SALOME
 922     myMainWindow->setModifiedState(false);
 923 #endif
 924   return true;
 925 }
 926
 927 //******************************************************
 928 bool XGUI_Workshop::onSaveAs()
 929 {
 930   if(!abortAllOperations())
 931     return false;
 932   QFileDialog dialog(desktop());
 933   dialog.setWindowTitle(tr("Select directory to save files..."));
 934   dialog.setFileMode(QFileDialog::Directory);
 935   dialog.setFilter(QDir::AllDirs);
 936   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
 937   dialog.setViewMode(QFileDialog::Detail);
 938
 939   if (!dialog.exec()) {
 940     return false;
 941   }
 942
 943   QString aTempDir = dialog.selectedFiles().first();
 944   QDir aDir(aTempDir);
 945   if (aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot | QDir::AllEntries).isEmpty()) {
 946     int answer = QMessageBox::question(
 947         desktop(),
 948         // Title of the dialog which asks user if he wants to save study
 949         // in existing non-empty folder
 950         tr("Save"),
 951         tr("The directory already contains some files, save anyway?"),
 952         QMessageBox::Save | QMessageBox::Cancel);
 953     if (answer == QMessageBox::Cancel) {
 954       return false;
 955     }
 956   }
 957   myCurrentDir = aTempDir;
 958 #ifndef HAVE_SALOME
 959     myMainWindow->setCurrentDir(myCurrentDir, false);
 960     myMainWindow->setModifiedState(false);
 961 #endif
 962   return onSave();
 963 }
 964
 965 //******************************************************
 966 void XGUI_Workshop::onUndo(int theTimes)
 967 {
 968   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 969   SessionPtr aMgr = ModelAPI_Session::get();
 970   std::list<std::string> aUndoList = aMgr->undoList();
 971   if (aMgr->isOperation()) {
 972     /// this is important for nested operations
 973     /// when sketch operation is active, this condition is false and
 974     /// the sketch operation is not aborted
 975     operationMgr()->onAbortOperation();
 976   }
 977   std::list<std::string>::const_iterator aIt = aUndoList.cbegin();
 978   for (int i = 0; (i < theTimes) && (aIt != aUndoList.cend()); ++i, ++aIt) {
 979     aMgr->undo();
 980     if (QString((*aIt).c_str()) == MOVE_TO_END_COMMAND)
 981       myObjectBrowser->rebuildDataTree();
 982   }
 983
 984   operationMgr()->updateApplyOfOperations();
 985   updateCommandStatus();
 986 }
 987
 988 //******************************************************
 989 void XGUI_Workshop::onRedo(int theTimes)
 990 {
 991   // the viewer update should be blocked in order to avoid the features blinking. For the created
 992   // feature a results are created, the flush of the created signal caused the viewer redisplay for
 993   // each created result. After a redisplay signal is flushed. So, the viewer update is blocked
 994   // until redo of all possible objects happens
 995   bool isUpdateEnabled = myDisplayer->enableUpdateViewer(false);
 996
 997   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
 998   SessionPtr aMgr = ModelAPI_Session::get();
 999   std::list<std::string> aRedoList = aMgr->redoList();
1000   if (aMgr->isOperation()) {
1001     /// this is important for nested operations
1002     /// when sketch operation is active, this condition is false and
1003     /// the sketch operation is not aborted
1004     operationMgr()->onAbortOperation();
1005   }
1006   std::list<std::string>::const_iterator aIt = aRedoList.cbegin();
1007   for (int i = 0; (i < theTimes) && (aIt != aRedoList.cend()); ++i, ++aIt) {
1008     aMgr->redo();
1009     if (QString((*aIt).c_str()) == MOVE_TO_END_COMMAND)
1010       myObjectBrowser->rebuildDataTree();
1011   }
1012   operationMgr()->updateApplyOfOperations();
1013   updateCommandStatus();
1014
1015   // unblock the viewer update functionality and make update on purpose
1016   myDisplayer->enableUpdateViewer(isUpdateEnabled);
1017   myDisplayer->updateViewer();
1018 }
1019
1020 //******************************************************
1021 //void XGUI_Workshop::onRebuild()
1022 //{
1023 //  SessionPtr aMgr = ModelAPI_Session::get();
1024 //  bool aWasOperation = aMgr->isOperation(); // keep this value
1025 //  if (!aWasOperation) {
1026 //    aMgr->startOperation("Rebuild");
1027 //  }
1028 //  static const Events_ID aRebuildEvent = Events_Loop::loop()->eventByName("Rebuild");
1029 //  Events_Loop::loop()->send(std::shared_ptr<Events_Message>(
1030 //    new Events_Message(aRebuildEvent, this)));
1031 //  if (!aWasOperation) {
1032 //    aMgr->finishOperation();
1033 //  }
1034 //  updateCommandStatus();
1035 //}
1036
1037 //******************************************************
1038 void XGUI_Workshop::onWidgetStateChanged(int thePreviousState)
1039 {
1040   ModuleBase_ModelWidget* anActiveWidget = 0;
1041   ModuleBase_Operation* anOperation = myOperationMgr->currentOperation();
1042   if (anOperation) {
1043     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1044     if (aPanel)
1045       anActiveWidget = aPanel->activeWidget();
1046   }
1047   if (anActiveWidget)
1048     operationMgr()->onValidateOperation();
1049
1050   myModule->widgetStateChanged(thePreviousState);
1051 }
1052
1053 //******************************************************
1054 void XGUI_Workshop::onValuesChanged()
1055 {
1056   ModuleBase_ModelWidget* aSenderWidget = (ModuleBase_ModelWidget*)(sender());
1057   if (!aSenderWidget || aSenderWidget->canAcceptFocus())
1058     return;
1059
1060   ModuleBase_ModelWidget* anActiveWidget = 0;
1061   ModuleBase_Operation* anOperation = myOperationMgr->currentOperation();
1062   if (anOperation) {
1063     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1064     if (aPanel)
1065       anActiveWidget = aPanel->activeWidget();
1066   }
1067   if (anActiveWidget) {
1068     ModuleBase_WidgetValidated* aWidgetValidated = dynamic_cast<ModuleBase_WidgetValidated*>
1069                                                                            (anActiveWidget);
1070     if (aWidgetValidated)
1071       aWidgetValidated->clearValidatedCash();
1072   }
1073 }
1074
1075 void XGUI_Workshop::onWidgetObjectUpdated()
1076 {
1077   operationMgr()->onValidateOperation();
1078 }
1079
1080 ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
1081 {
1082   QString libName = QString::fromStdString(library(theModule.toStdString()));
1083   if (libName.isEmpty()) {
1084     qWarning(qPrintable(tr("Information about module \"%1\" doesn't exist.").arg(theModule)));
1085     return 0;
1086   }
1087
1088   QString err;
1089   CREATE_FUNC crtInst = 0;
1090
1091 #ifdef WIN32
1092   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
1093   if (!modLib) {
1094     LPVOID lpMsgBuf;
1095     ::FormatMessage(
1096         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
1097         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
1098     QString aMsg((char*) &lpMsgBuf);
1099     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
1100     ::LocalFree(lpMsgBuf);
1101   } else {
1102     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
1103     if (!crtInst) {
1104       LPVOID lpMsgBuf;
1105       ::FormatMessage(
1106           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
1107               | FORMAT_MESSAGE_IGNORE_INSERTS,
1108           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
1109       QString aMsg((char*) &lpMsgBuf);
1110       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
1111       ::LocalFree(lpMsgBuf);
1112     }
1113   }
1114 #else
1115   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY | RTLD_GLOBAL );
1116   if ( !modLib ) {
1117     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
1118   } else {
1119     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
1120     if ( !crtInst ) {
1121       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
1122     }
1123   }
1124 #endif
1125
1126   ModuleBase_IModule* aModule = crtInst ? crtInst(myModuleConnector) : 0;
1127
1128   if (!err.isEmpty()) {
1129     if (desktop()) {
1130       Events_InfoMessage("XGUI_Workshop", err.toStdString()).send();
1131     } else {
1132       qWarning(qPrintable(err));
1133     }
1134   }
1135   return aModule;
1136 }
1137
1138 //******************************************************
1139 bool XGUI_Workshop::createModule()
1140 {
1141   Config_ModuleReader aModuleReader;
1142   QString moduleName = QString::fromStdString(aModuleReader.getModuleName());
1143   myModule = loadModule(moduleName);
1144   if (!myModule)
1145     return false;
1146
1147   //connect(myDisplayer, SIGNAL(objectDisplayed(ObjectPtr, AISObjectPtr)),
1148   //  myModule, SLOT(onObjectDisplayed(ObjectPtr, AISObjectPtr)));
1149   //connect(myDisplayer, SIGNAL(beforeObjectErase(ObjectPtr, AISObjectPtr)),
1150   //  myModule, SLOT(onBeforeObjectErase(ObjectPtr, AISObjectPtr)));
1151
1152   myModule->createFeatures();
1153 #ifdef HAVE_SALOME
1154   salomeConnector()->createFeatureActions();
1155 #endif
1156   //myActionsMgr->update();
1157   return true;
1158 }
1159
1160 //******************************************************
1161 void XGUI_Workshop::updateCommandStatus()
1162 {
1163   QList<QAction*> aCommands;
1164 #ifdef HAVE_SALOME
1165     aCommands = salomeConnector()->commandList();
1166 #else
1167     AppElements_MainMenu* aMenuBar = myMainWindow->menuObject();
1168     foreach (AppElements_Command* aCmd, aMenuBar->features())
1169       aCommands.append(aCmd);
1170 #endif
1171   SessionPtr aMgr = ModelAPI_Session::get();
1172   if (aMgr->hasModuleDocument()) {
1173     foreach(QAction* aCmd, aCommands) {
1174       QString aId = aCmd->data().toString();
1175       if (aId == "UNDO_CMD")
1176         aCmd->setEnabled(myModule->canUndo());
1177       else if (aId == "REDO_CMD")
1178         aCmd->setEnabled(myModule->canRedo());
1179       else
1180         // Enable all commands
1181         aCmd->setEnabled(true);
1182     }
1183     updateHistory();
1184   } else {
1185     foreach(QAction* aCmd, aCommands) {
1186       QString aId = aCmd->data().toString();
1187       if (aId == "NEW_CMD")
1188         aCmd->setEnabled(true);
1189       else if (aId == "EXIT_CMD")
1190         aCmd->setEnabled(true);
1191       else
1192         aCmd->setEnabled(false);
1193     }
1194   }
1195   myActionsMgr->updateCommandsStatus();
1196   emit commandStatusUpdated();
1197 }
1198
1199 void XGUI_Workshop::updateHistory()
1200 {
1201   std::list<std::string> aUndoList = ModelAPI_Session::get()->undoList();
1202   QList<ActionInfo> aUndoRes = processHistoryList(aUndoList);
1203   emit updateUndoHistory(aUndoRes);
1204
1205   std::list<std::string> aRedoList = ModelAPI_Session::get()->redoList();
1206   QList<ActionInfo> aRedoRes = processHistoryList(aRedoList);
1207   emit updateRedoHistory(aRedoRes);
1208 }
1209
1210 //******************************************************
1211 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
1212 {
1213   QDockWidget* aObjDock = new QDockWidget(theParent);
1214   aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea |
1215                             Qt::RightDockWidgetArea |
1216                             Qt::BottomDockWidgetArea);
1217   aObjDock->setWindowTitle(tr("Object browser"));
1218   aObjDock->setStyleSheet(
1219       "::title { position: relative; padding-left: 5px; text-align: left center }");
1220   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
1221   myObjectBrowser->setXMLReader(myDataModelXMLReader);
1222   myModule->customizeObjectBrowser(myObjectBrowser);
1223   aObjDock->setWidget(myObjectBrowser);
1224
1225   myContextMenuMgr->connectObjectBrowser();
1226   return aObjDock;
1227 }
1228
1229 //******************************************************
1230 /*
1231  * Creates dock widgets, places them in corresponding area
1232  * and tabifies if necessary.
1233  */
1234 void XGUI_Workshop::createDockWidgets()
1235 {
1236   QMainWindow* aDesktop = desktop();
1237   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
1238   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
1239   myPropertyPanel = new XGUI_PropertyPanel(aDesktop, myOperationMgr);
1240   myPropertyPanel->setupActions(myActionsMgr);
1241   myPropertyPanel->setAllowedAreas(Qt::LeftDockWidgetArea |
1242                                    Qt::RightDockWidgetArea |
1243                                    Qt::BottomDockWidgetArea);
1244   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
1245   hidePropertyPanel();  ///<! Invisible by default
1246   hideObjectBrowser();
1247   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
1248   myPropertyPanel->installEventFilter(myOperationMgr);
1249
1250   QAction* aOkAct = myActionsMgr->operationStateAction(XGUI_ActionsMgr::Accept);
1251   connect(aOkAct, SIGNAL(triggered()), this, SLOT(onAcceptActionClicked()));
1252
1253   QAction* aCancelAct = myActionsMgr->operationStateAction(XGUI_ActionsMgr::Abort);
1254   connect(aCancelAct, SIGNAL(triggered()), myOperationMgr, SLOT(onAbortOperation()));
1255
1256   QAction* aPreviewAct = myActionsMgr->operationStateAction(XGUI_ActionsMgr::Preview);
1257   connect(aPreviewAct, SIGNAL(triggered()), this, SLOT(onPreviewActionClicked()));
1258
1259   connect(myPropertyPanel, SIGNAL(keyReleased(QObject*, QKeyEvent*)),
1260           myOperationMgr,  SLOT(onKeyReleased(QObject*, QKeyEvent*)));
1261   connect(myPropertyPanel, SIGNAL(enterClicked(QObject*)),
1262           myOperationMgr,  SLOT(onProcessEnter(QObject*)));
1263 }
1264
1265 //******************************************************
1266 void XGUI_Workshop::showPropertyPanel()
1267 {
1268   QAction* aViewAct = myPropertyPanel->toggleViewAction();
1269   ///<! Restore ability to close panel from the window's menu
1270   aViewAct->setEnabled(true);
1271   myPropertyPanel->show();
1272   myPropertyPanel->raise();
1273
1274   // The next code is necessary to made the property panel the active window
1275   // in order to operation manager could process key events of the panel.
1276   // otherwise they are ignored. It happens only if the same(activateWindow) is
1277   // not happened by property panel activation(e.g. resume operation of Sketch)
1278   ModuleBase_Tools::activateWindow(myPropertyPanel, "XGUI_Workshop::showPropertyPanel()");
1279   ModuleBase_Tools::setFocus(myPropertyPanel, "XGUI_Workshop::showPropertyPanel()");
1280 }
1281
1282 //******************************************************
1283 void XGUI_Workshop::hidePropertyPanel()
1284 {
1285   QAction* aViewAct = myPropertyPanel->toggleViewAction();
1286   ///<! Do not allow to show empty property panel
1287   aViewAct->setEnabled(false);
1288   myPropertyPanel->hide();
1289
1290   // the property panel is active window of the desktop, when it is
1291   // hidden, it is undefined which window becomes active. By this reason
1292   // it is defined to perform the desktop as the active window.
1293   // in SALOME mode, workstack made the PyConsole the active window,
1294   // set the focus on it. As a result, shortcuts of the application, like
1295   // are processed by this console. For example Undo actions.
1296   // It is possible that this code is to be moved to SHAPER package
1297   QMainWindow* aDesktop = desktop();
1298   ModuleBase_Tools::activateWindow(aDesktop, "XGUI_Workshop::hidePropertyPanel()");
1299   ModuleBase_Tools::setFocus(aDesktop, "XGUI_Workshop::showPropertyPanel()");
1300 }
1301
1302 //******************************************************
1303 void XGUI_Workshop::showObjectBrowser()
1304 {
1305   if (!isSalomeMode())
1306     myObjectBrowser->parentWidget()->show();
1307 }
1308
1309 //******************************************************
1310 void XGUI_Workshop::hideObjectBrowser()
1311 {
1312   if (!isSalomeMode())
1313     myObjectBrowser->parentWidget()->hide();
1314 }
1315
1316 //******************************************************
1317 void XGUI_Workshop::salomeViewerSelectionChanged()
1318 {
1319   emit salomeViewerSelection();
1320 }
1321
1322 //**************************************************************
1323 ModuleBase_IViewer* XGUI_Workshop::salomeViewer() const
1324 {
1325   return mySalomeConnector->viewer();
1326 }
1327
1328 //**************************************************************
1329 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
1330 {
1331   QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
1332   if (theId == "DELETE_CMD")
1333     deleteObjects();
1334   else if (theId == "CLEAN_HISTORY_CMD")
1335     cleanHistory();
1336   else if (theId == "MOVE_CMD")
1337     moveObjects();
1338   else if (theId == "COLOR_CMD")
1339     changeColor(aObjects);
1340   else if (theId == "DEFLECTION_CMD")
1341     changeDeflection(aObjects);
1342   else if (theId == "SHOW_CMD") {
1343     showObjects(aObjects, true);
1344     mySelector->updateSelectionBy(ModuleBase_ISelection::Browser);
1345     updateCommandStatus();
1346   }
1347   else if (theId == "HIDE_CMD") {
1348     showObjects(aObjects, false);
1349     updateCommandStatus();
1350   }
1351   else if (theId == "SHOW_ONLY_CMD") {
1352     showOnlyObjects(aObjects);
1353     mySelector->updateSelectionBy(ModuleBase_ISelection::Browser);
1354     updateCommandStatus();
1355   }
1356   else if (theId == "SHADING_CMD")
1357     setDisplayMode(aObjects, XGUI_Displayer::Shading);
1358   else if (theId == "WIREFRAME_CMD")
1359     setDisplayMode(aObjects, XGUI_Displayer::Wireframe);
1360   else if (theId == "HIDEALL_CMD") {
1361     QObjectPtrList aList = myDisplayer->displayedObjects();
1362     foreach (ObjectPtr aObj, aList) {
1363       if (module()->canEraseObject(aObj))
1364         aObj->setDisplayed(false);
1365     }
1366     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1367     updateCommandStatus();
1368   } else if (theId == "SELECT_VERTEX_CMD") {
1369     setViewerSelectionMode(TopAbs_VERTEX);
1370   } else if (theId == "SELECT_EDGE_CMD") {
1371     setViewerSelectionMode(TopAbs_EDGE);
1372   } else if (theId == "SELECT_FACE_CMD") {
1373     setViewerSelectionMode(TopAbs_FACE);
1374   } else if (theId == "SELECT_RESULT_CMD") {
1375     //setViewerSelectionMode(-1);
1376     //IMP: an attempt to use result selection with other selection modes
1377     setViewerSelectionMode(ModuleBase_ResultPrs::Sel_Result);
1378     setViewerSelectionMode(TopAbs_COMPSOLID);
1379   } else if (theId == "SHOW_RESULTS_CMD") {
1380     highlightResults(aObjects);
1381   } else if (theId == "SHOW_FEATURE_CMD") {
1382     highlightFeature(aObjects);
1383   }
1384 #ifdef TINSPECTOR
1385   else if (theId == "TINSPECTOR_VIEW") {
1386     Handle(CDF_Application) anApplication = CDF_Session::CurrentSession()->CurrentApplication();
1387     if (!anApplication.IsNull())
1388     {
1389       if (!MyTCommunicator)
1390       {
1391         MyTCommunicator = new TInspector_Communicator();
1392
1393         NCollection_List<Handle(Standard_Transient)> aParameters;
1394         aParameters.Append(anApplication);
1395         Handle(AIS_InteractiveContext) aContext = viewer()->AISContext();
1396         if (!aContext.IsNull())
1397           aParameters.Append(aContext);
1398
1399         MyVCallBack = new VInspector_CallBack();
1400         myDisplayer->setCallBack(MyVCallBack);
1401         #ifndef HAVE_SALOME
1402         AppElements_Viewer* aViewer = mainWindow()->viewer();
1403         if (aViewer)
1404           aViewer->setCallBack(MyVCallBack);
1405         #endif
1406         aParameters.Append(MyVCallBack);
1407
1408         MyTCommunicator->registerPlugin("SMBrowser"); // custom plugin to view ModelAPI
1409
1410         MyTCommunicator->init(aParameters);
1411         MyTCommunicator->Activate("SMBrowser"); // to have button in TInspector
1412         MyTCommunicator->Activate("TKVInspector"); // to have filled callback by model
1413         MyTCommunicator->Activate("TKDFBrowser");
1414       }
1415       MyTCommunicator->setVisible(true);
1416     }
1417   }
1418 #endif
1419 }
1420
1421 //**************************************************************
1422 void XGUI_Workshop::setViewerSelectionMode(int theMode)
1423 {
1424   if (theMode == -1)
1425     myViewerSelMode.clear();
1426   else {
1427     if (myViewerSelMode.contains(theMode))
1428       myViewerSelMode.removeAll(theMode);
1429     else
1430       myViewerSelMode.append(theMode);
1431   }
1432   activateObjectsSelection(myDisplayer->displayedObjects());
1433 }
1434
1435 //**************************************************************
1436 void XGUI_Workshop::activateObjectsSelection(const QObjectPtrList& theList)
1437 {
1438   QIntList aModes;
1439   module()->activeSelectionModes(aModes);
1440   if (aModes.isEmpty() && (myViewerSelMode.length() > 0))
1441     aModes.append(myViewerSelMode);
1442   myDisplayer->activateObjects(aModes, theList);
1443 }
1444
1445 //**************************************************************
1446 void XGUI_Workshop::deleteObjects()
1447 {
1448   ModuleBase_IModule* aModule = module();
1449   // allow the module to delete objects, do nothing if it has succeed
1450   if (aModule->deleteObjects()) {
1451     updateCommandStatus();
1452     return;
1453   }
1454
1455   QObjectPtrList anObjects = mySelector->selection()->selectedObjects();
1456   if (!abortAllOperations())
1457     return;
1458
1459   bool hasResult = false;
1460   bool hasFeature = false;
1461   bool hasParameter = false;
1462   bool hasCompositeOwner = false;
1463   ModuleBase_Tools::checkObjects(anObjects, hasResult, hasFeature, hasParameter, hasCompositeOwner);
1464   if (!(hasFeature || hasParameter))
1465     return;
1466
1467   // delete objects
1468   std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
1469   std::set<FeaturePtr> aFeatures;
1470   ModuleBase_Tools::convertToFeatures(anObjects, aFeatures);
1471   ModelAPI_Tools::findAllReferences(aFeatures, aReferences);
1472
1473   bool aDone = false;
1474   QString aDescription = contextMenuMgr()->action("DELETE_CMD")->text() + " %1";
1475   aDescription = aDescription.arg(XGUI_Tools::unionOfObjectNames(anObjects, ", "));
1476   ModuleBase_OperationAction* anOpAction = new ModuleBase_OperationAction(aDescription, module());
1477
1478   operationMgr()->startOperation(anOpAction);
1479
1480   std::set<FeaturePtr> aFeatureRefsToDelete;
1481   if (ModuleBase_Tools::askToDelete(aFeatures, aReferences, desktop(), aFeatureRefsToDelete)) {
1482     // WORKAROUND, should be done before each object remove, if it presents in XGUI_DataModel tree
1483     // It is necessary to clear selection in order to avoid selection changed event during
1484     // deletion and negative consequences connected with processing of already deleted items
1485     mySelector->clearSelection();
1486
1487     if (!aFeatureRefsToDelete.empty())
1488       aFeatures.insert(aFeatureRefsToDelete.begin(), aFeatureRefsToDelete.end());
1489     aDone = ModelAPI_Tools::removeFeatures(aFeatures, false);
1490   }
1491   if (aDone)
1492     operationMgr()->commitOperation();
1493   else
1494     operationMgr()->abortOperation(operationMgr()->currentOperation());
1495 }
1496
1497 //**************************************************************
1498 void addRefsToFeature(const FeaturePtr& theFeature,
1499                       const std::map<FeaturePtr, std::set<FeaturePtr> >& theMainList,
1500                       std::set<FeaturePtr>& theReferences)
1501 {
1502   //if (theReferences.find(theFeature) != theReferences.end())
1503   //  return;
1504   if (theMainList.find(theFeature) == theMainList.end())
1505     return; // this feature is not in the selection list, so exists without references to it
1506   std::set<FeaturePtr> aMainReferences = theMainList.at(theFeature);
1507
1508   std::set<FeaturePtr>::const_iterator anIt = aMainReferences.begin(),
1509                                        aLast = aMainReferences.end();
1510   for (; anIt != aLast; anIt++) {
1511     FeaturePtr aRefFeature = *anIt;
1512     if (theReferences.find(aRefFeature) == theReferences.end())
1513       theReferences.insert(aRefFeature);
1514     addRefsToFeature(aRefFeature, theMainList, theReferences);
1515   }
1516 }
1517
1518 //**************************************************************
1519 void XGUI_Workshop::cleanHistory()
1520 {
1521   if (!abortAllOperations())
1522     return;
1523
1524   QObjectPtrList anObjects = mySelector->selection()->selectedObjects();
1525   std::set<FeaturePtr> aFeatures;
1526   ModuleBase_Tools::convertToFeatures(anObjects, aFeatures);
1527
1528 #ifdef DEBUG_CLEAN_HISTORY
1529   QStringList anInfo;
1530   std::set<FeaturePtr>::const_iterator aFIt;
1531   for (aFIt = aFeatures.begin(); aFIt != aFeatures.end(); ++aFIt) {
1532     FeaturePtr aFeature = ModelAPI_Feature::feature(*aFIt);
1533     anInfo.append(aFeature->name().c_str());
1534   }
1535   QString anInfoStr = anInfo.join(";\t");
1536   qDebug(QString("cleanHistory for: [%1] - %2").
1537     arg(aFeatures.size()).arg(anInfoStr).toStdString().c_str());
1538 #endif
1539
1540   std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
1541   ModelAPI_Tools::findAllReferences(aFeatures, aReferences, true, false);
1542   // find for each object whether all reference values are in the map as key, that means that there
1543   // is no other reference in the model to this object, so it might be removed by cleaning history
1544   // sk_1(ext_1, vertex_1) + (sk_3, bool_1) - cann't be deleted, dependency to bool_1
1545   // ext_1(bool_1, sk_3)  - cann't be deleted, dependency to bool_1
1546   // vertex_1()
1547   // sk_2(ext_2) + (bool_1)  - cann't be deleted, dependency to bool_1
1548   // ext_2(bool_1)  - cann't be deleted, dependency to bool_1
1549   // sk_3()
1550   // Information: bool_1 is not selected
1551   std::set<FeaturePtr> anUnusedObjects;
1552   std::map<FeaturePtr, std::set<FeaturePtr> >::const_iterator aMainIt = aReferences.begin(),
1553                                                               aMainLast = aReferences.end();
1554   for (; aMainIt != aMainLast; aMainIt++) {
1555     FeaturePtr aMainListFeature = aMainIt->first;
1556     std::set<FeaturePtr> aMainRefList = aMainIt->second;
1557     std::set<FeaturePtr>::const_iterator aRefIt = aMainRefList.begin(),
1558                                                   aRefLast = aMainRefList.end();
1559     bool aFeatureOutOfTheList = false;
1560     for (; aRefIt != aRefLast && !aFeatureOutOfTheList; aRefIt++) {
1561       FeaturePtr aRefFeature = *aRefIt;
1562       aFeatureOutOfTheList = aReferences.find(aRefFeature) == aReferences.end();
1563     }
1564     if (!aFeatureOutOfTheList)
1565       anUnusedObjects.insert(aMainListFeature);
1566   }
1567
1568 #ifdef DEBUG_CLEAN_HISTORY
1569   anInfo.clear();
1570   for (aFIt = anUnusedObjects.begin(); aFIt != anUnusedObjects.end(); ++aFIt) {
1571     FeaturePtr aFeature = *aFIt;
1572     anInfo.append(aFeature->name().c_str());
1573   }
1574   qDebug(QString("unused objects: [%1] - %2").
1575     arg(anInfo.size()).arg(anInfo.join(";\t")).toStdString().c_str());
1576 #endif
1577
1578   // warn about the references remove, break the delete operation if the user chose it
1579   if (!anUnusedObjects.empty()) {
1580     QStringList aNames;
1581     foreach (const FeaturePtr& aFeature, anUnusedObjects) {
1582       aNames.append(aFeature->name().c_str());
1583     }
1584     aNames.sort();
1585     QString anUnusedNames = aNames.join(", ");
1586
1587     QString anActionId = "CLEAN_HISTORY_CMD";
1588     QString aDescription = contextMenuMgr()->action(anActionId)->text();
1589
1590     QMessageBox aMessageBox(desktop());
1591     aMessageBox.setWindowTitle(aDescription);
1592     aMessageBox.setIcon(QMessageBox::Warning);
1593     aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1594     aMessageBox.setDefaultButton(QMessageBox::No);
1595
1596     const char* aKeyStr = "Unused features are the following: "
1597                           "%1.\nThese features will be deleted.\nWould you like to continue?";
1598     QString aText = QString(tr(aKeyStr).arg(anUnusedNames));
1599     aMessageBox.setText(aText);
1600     if (aMessageBox.exec() == QMessageBox::No)
1601       return;
1602
1603     // 1. start operation
1604     aDescription += "by deleting of " +
1605       aDescription.arg(XGUI_Tools::unionOfObjectNames(anObjects, ", "));
1606     ModuleBase_OperationAction* anOpAction = new ModuleBase_OperationAction(aDescription, module());
1607     operationMgr()->startOperation(anOpAction);
1608
1609     // WORKAROUND, should be done before each object remove, if it presents in XGUI_DataModel tree
1610     // It is necessary to clear selection in order to avoid selection changed event during
1611     // deletion and negative consequences connected with processing of already deleted items
1612     mySelector->clearSelection();
1613
1614     std::set<FeaturePtr> anIgnoredFeatures;
1615     if (ModelAPI_Tools::removeFeatures(anUnusedObjects, true)) {
1616       operationMgr()->commitOperation();
1617     }
1618     else {
1619       operationMgr()->abortOperation(operationMgr()->currentOperation());
1620     }
1621   }
1622   else {
1623     QString anActionId = "CLEAN_HISTORY_CMD";
1624     QString aDescription = contextMenuMgr()->action(anActionId)->text();
1625
1626     QMessageBox aMessageBox(desktop());
1627     aMessageBox.setWindowTitle(aDescription);
1628     aMessageBox.setIcon(QMessageBox::Warning);
1629     aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1630     aMessageBox.setDefaultButton(QMessageBox::No);
1631
1632     QString aText;
1633     aMessageBox.setStandardButtons(QMessageBox::Ok);
1634     aMessageBox.setDefaultButton(QMessageBox::Ok);
1635
1636     aText = QString(tr("All features are relevant, there is nothing to be deleted"));
1637     aMessageBox.setText(aText);
1638
1639     if (aMessageBox.exec() == QMessageBox::No)
1640       return;
1641   }
1642 }
1643
1644 //**************************************************************
1645 void XGUI_Workshop::moveObjects()
1646 {
1647   if (!abortAllOperations())
1648     return;
1649
1650   SessionPtr aMgr = ModelAPI_Session::get();
1651
1652   QString anActionId = "MOVE_CMD";
1653   QString aDescription = contextMenuMgr()->action(anActionId)->text();
1654   aMgr->startOperation(aDescription.toStdString());
1655
1656   QObjectPtrList anObjects = mySelector->selection()->selectedObjects();
1657   // It is necessary to clear selection in order to avoid selection changed event during
1658   // moving and negative consequences connected with processing of already moved items
1659   mySelector->clearSelection();
1660   // check whether the object can be moved. There should not be parts which are not loaded
1661   std::set<FeaturePtr> aFeatures;
1662   ModuleBase_Tools::convertToFeatures(anObjects, aFeatures);
1663   if (!XGUI_Tools::canRemoveOrRename(desktop(), aFeatures))
1664     return;
1665
1666   DocumentPtr anActiveDocument = aMgr->activeDocument();
1667   FeaturePtr aCurrentFeature = anActiveDocument->currentFeature(true);
1668   std::set<FeaturePtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
1669   for (; anIt != aLast; anIt++) {
1670     FeaturePtr aFeature = *anIt;
1671     if (!aFeature.get() || !myModule->canApplyAction(aFeature, anActionId))
1672       continue;
1673
1674     anActiveDocument->moveFeature(aFeature, aCurrentFeature);
1675     aCurrentFeature = anActiveDocument->currentFeature(true);
1676   }
1677   aMgr->finishOperation();
1678 }
1679
1680 //**************************************************************
1681 bool XGUI_Workshop::deleteFeatures(const QObjectPtrList& theObjects)
1682 {
1683   std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
1684   std::set<FeaturePtr> aFeatures;
1685   ModuleBase_Tools::convertToFeatures(theObjects, aFeatures);
1686
1687   return ModelAPI_Tools::removeFeaturesAndReferences(aFeatures);
1688 }
1689
1690 bool hasResults(QObjectPtrList theObjects, const std::set<std::string>& theTypes)
1691 {
1692   bool isFoundResultType = false;
1693   foreach(ObjectPtr anObj, theObjects)
1694   {
1695     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
1696     if (aResult.get() == NULL)
1697       continue;
1698
1699     isFoundResultType = theTypes.find(aResult->groupName()) != theTypes.end();
1700     if (isFoundResultType)
1701       break;
1702   }
1703   return isFoundResultType;
1704 }
1705
1706 //**************************************************************
1707 // Returns the list of all features for theDocument and all features of
1708 // all nested parts.
1709 std::list<FeaturePtr> allFeatures(const DocumentPtr& theDocument)
1710 {
1711   std::list<FeaturePtr> aResultList;
1712   std::list<FeaturePtr> anAllFeatures = theDocument->allFeatures();
1713   foreach (const FeaturePtr& aFeature, anAllFeatures) {
1714     // The order of appending features of the part and the part itself is important
1715
1716     // Append features from a part feature
1717     std::list<ResultPtr> aResults;
1718     ModelAPI_Tools::allResults(aFeature, aResults);
1719     foreach (const ResultPtr& aResult, aResults) {
1720       ResultPartPtr aResultPart =
1721           std::dynamic_pointer_cast<ModelAPI_ResultPart>(aResult);
1722       if (aResultPart.get() && aResultPart->partDoc().get()) {
1723         // Recursion
1724         std::list<FeaturePtr> anAllFeatures = allFeatures(aResultPart->partDoc());
1725         aResultList.insert(aResultList.end(), anAllFeatures.begin(), anAllFeatures.end());
1726       }
1727     }
1728
1729     aResultList.push_back(aFeature);
1730   }
1731   return aResultList;
1732 }
1733
1734 //**************************************************************
1735 // Returns the list of features placed between theObject and the current feature
1736 // in the same document. Excludes theObject, includes the current feature.
1737 std::list<FeaturePtr> toCurrentFeatures(const ObjectPtr& theObject)
1738 {
1739   std::list<FeaturePtr> aResult;
1740   DocumentPtr aDocument = theObject->document();
1741   std::list<FeaturePtr> anAllFeatures = allFeatures(aDocument);
1742   // find the object iterator
1743   std::list<FeaturePtr>::iterator aObjectIt =
1744     std::find(anAllFeatures.begin(), anAllFeatures.end(), theObject);
1745   if (aObjectIt == anAllFeatures.end())
1746     return aResult;
1747   // find the current feature iterator
1748   std::list<FeaturePtr>::iterator aCurrentIt =
1749     std::find(anAllFeatures.begin(), anAllFeatures.end(), aDocument->currentFeature(true));
1750   if (aCurrentIt == anAllFeatures.end())
1751     return aResult;
1752   // check the right order
1753   if (std::distance(aObjectIt, anAllFeatures.end()) <=
1754       std::distance(aCurrentIt, anAllFeatures.end()))
1755     return aResult;
1756   // exclude the object
1757   std::advance(aObjectIt, 1);
1758   // include the current feature
1759   std::advance(aCurrentIt, 1);
1760   return std::list<FeaturePtr>(aObjectIt, aCurrentIt);
1761 }
1762
1763 bool XGUI_Workshop::canMoveFeature()
1764 {
1765   QString anActionId = "MOVE_CMD";
1766
1767   QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
1768   QObjectPtrList aValidatedObjects;
1769   foreach (ObjectPtr aObject, aObjects) {
1770     if (!myModule->canApplyAction(aObject, anActionId))
1771       continue;
1772     // To be moved feature should be in active document
1773     if (aObject->document() != ModelAPI_Session::get()->activeDocument())
1774       continue;
1775     aValidatedObjects.append(aObject);
1776   }
1777   if (aValidatedObjects.size() != aObjects.size())
1778     aObjects = aValidatedObjects;
1779
1780   bool aCanMove = !aObjects.empty();
1781
1782   QObjectPtrList::const_iterator anIt = aObjects.begin(), aLast = aObjects.end();
1783   for (; anIt != aLast && aCanMove; anIt++) {
1784     ObjectPtr aObject = *anIt;
1785     // 1. Get features placed between selected and current in the document
1786     std::list<FeaturePtr> aFeaturesBetween = toCurrentFeatures(aObject);
1787     // if aFeaturesBetween is empty it means wrong order or aObject is the current feature
1788     if (aFeaturesBetween.empty())
1789       aCanMove = false;
1790     else {
1791       std::set<FeaturePtr> aPlacedFeatures(aFeaturesBetween.begin(), aFeaturesBetween.end());
1792       // 2. Get all reference features to the selected object in the document
1793       std::set<FeaturePtr> aRefFeatures;
1794       ModuleBase_Tools::refsToFeatureInFeatureDocument(aObject, aRefFeatures);
1795
1796       if (aRefFeatures.empty())
1797         continue;
1798       else {
1799         // 3. Find any placed features in all reference features
1800         std::set<FeaturePtr> aIntersectionFeatures;
1801         std::set_intersection(aRefFeatures.begin(), aRefFeatures.end(),
1802                               aPlacedFeatures.begin(), aPlacedFeatures.end(),
1803                               std::inserter(aIntersectionFeatures, aIntersectionFeatures.begin()));
1804         // 4. Return false if any reference feature is placed before current feature
1805         if (!aIntersectionFeatures.empty())
1806           aCanMove = false;
1807       }
1808     }
1809   }
1810   return aCanMove;
1811 }
1812
1813 //**************************************************************
1814 bool XGUI_Workshop::canBeShaded(const ObjectPtr& theObject) const
1815 {
1816   bool aCanBeShaded = myDisplayer->canBeShaded(theObject);
1817   if (!aCanBeShaded) {
1818     ResultCompSolidPtr aCompsolidResult =
1819                 std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(theObject);
1820     if (aCompsolidResult.get() != NULL) { // change colors for all sub-solids
1821       for(int i = 0; i < aCompsolidResult->numberOfSubs() && !aCanBeShaded; i++)
1822         aCanBeShaded = myDisplayer->canBeShaded(aCompsolidResult->subResult(i));
1823     }
1824   }
1825   return aCanBeShaded;
1826 }
1827
1828 //**************************************************************
1829 bool XGUI_Workshop::canChangeColor() const
1830 {
1831   QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
1832
1833   std::set<std::string> aTypes;
1834   aTypes.insert(ModelAPI_ResultGroup::group());
1835   aTypes.insert(ModelAPI_ResultConstruction::group());
1836   aTypes.insert(ModelAPI_ResultBody::group());
1837   aTypes.insert(ModelAPI_ResultPart::group());
1838
1839   return hasResults(aObjects, aTypes);
1840 }
1841
1842 void setColor(ResultPtr theResult, const std::vector<int>& theColor)
1843 {
1844   if (!theResult.get())
1845     return;
1846
1847   AttributeIntArrayPtr aColorAttr = theResult->data()->intArray(ModelAPI_Result::COLOR_ID());
1848   if (aColorAttr.get() != NULL) {
1849     if (!aColorAttr->size()) {
1850       aColorAttr->setSize(3);
1851     }
1852     aColorAttr->setValue(0, theColor[0]);
1853     aColorAttr->setValue(1, theColor[1]);
1854     aColorAttr->setValue(2, theColor[2]);
1855   }
1856 }
1857
1858 //**************************************************************
1859 void XGUI_Workshop::changeColor(const QObjectPtrList& theObjects)
1860 {
1861
1862   AttributeIntArrayPtr aColorAttr;
1863   // 1. find the current color of the object. This is a color of AIS presentation
1864   // The objects are iterated until a first valid color is found
1865   std::vector<int> aColor;
1866   foreach(ObjectPtr anObject, theObjects) {
1867     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1868     if (aResult.get()) {
1869       XGUI_CustomPrs::getResultColor(aResult, aColor);
1870     }
1871     else {
1872       // TODO: remove the obtaining a color from the AIS object
1873       // this does not happen never because:
1874       // 1. The color can be changed only on results
1875       // 2. The result can be not visualized in the viewer(e.g. Origin Construction)
1876       AISObjectPtr anAISObj = myDisplayer->getAISObject(anObject);
1877       if (anAISObj.get()) {
1878         aColor.resize(3);
1879         anAISObj->getColor(aColor[0], aColor[1], aColor[2]);
1880       }
1881     }
1882     if (!aColor.empty())
1883       break;
1884   }
1885   if (aColor.size() != 3)
1886     return;
1887
1888   if (!abortAllOperations())
1889   return;
1890   // 2. show the dialog to change the value
1891   XGUI_ColorDialog* aDlg = new XGUI_ColorDialog(desktop());
1892   aDlg->setColor(aColor);
1893   aDlg->move(QCursor::pos());
1894   bool isDone = aDlg->exec() == QDialog::Accepted;
1895   if (!isDone)
1896     return;
1897
1898   bool isRandomColor = aDlg->isRandomColor();
1899
1900   // 3. abort the previous operation and start a new one
1901   SessionPtr aMgr = ModelAPI_Session::get();
1902   QString aDescription = contextMenuMgr()->action("COLOR_CMD")->text();
1903   aMgr->startOperation(aDescription.toStdString());
1904
1905   // 4. set the value to all results
1906   std::vector<int> aColorResult = aDlg->getColor();
1907   foreach(ObjectPtr anObj, theObjects) {
1908     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
1909     if (aResult.get() != NULL) {
1910       ResultCompSolidPtr aCompsolidResult =
1911         std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aResult);
1912       if (aCompsolidResult.get() != NULL) { // change colors for all sub-solids
1913         for(int i = 0; i < aCompsolidResult->numberOfSubs(); i++) {
1914           setColor(aCompsolidResult->subResult(i), !isRandomColor ? aColorResult :
1915                                                                     aDlg->getRandomColor());
1916         }
1917       }
1918       setColor(aResult, !isRandomColor ? aColorResult : aDlg->getRandomColor());
1919     }
1920   }
1921   aMgr->finishOperation();
1922   updateCommandStatus();
1923 }
1924
1925 //**************************************************************
1926 bool XGUI_Workshop::canChangeDeflection() const
1927 {
1928   QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
1929
1930   std::set<std::string> aTypes;
1931   aTypes.insert(ModelAPI_ResultGroup::group());
1932   aTypes.insert(ModelAPI_ResultConstruction::group());
1933   aTypes.insert(ModelAPI_ResultBody::group());
1934   aTypes.insert(ModelAPI_ResultPart::group());
1935
1936   return hasResults(aObjects, aTypes);
1937 }
1938
1939 void setDeflection(ResultPtr theResult, const double theDeflection)
1940 {
1941   if (!theResult.get())
1942     return;
1943
1944   AttributeDoublePtr aDeflectionAttr = theResult->data()->real(ModelAPI_Result::DEFLECTION_ID());
1945   if (aDeflectionAttr.get() != NULL)
1946     aDeflectionAttr->setValue(theDeflection);
1947 }
1948
1949
1950 //**************************************************************
1951 void XGUI_Workshop::changeDeflection(const QObjectPtrList& theObjects)
1952 {
1953   AttributeDoublePtr aDoubleAttr;
1954   // 1. find the current color of the object. This is a color of AIS presentation
1955   // The objects are iterated until a first valid color is found
1956   double aDeflection = -1;
1957   foreach(ObjectPtr anObject, theObjects) {
1958     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1959     if (aResult.get()) {
1960       aDeflection = XGUI_CustomPrs::getResultDeflection(aResult);
1961     }
1962     else {
1963       // TODO: remove the obtaining a color from the AIS object
1964       // this does not happen never because:
1965       // 1. The color can be changed only on results
1966       // 2. The result can be not visualized in the viewer(e.g. Origin Construction)
1967       AISObjectPtr anAISObj = myDisplayer->getAISObject(anObject);
1968       if (anAISObj.get()) {
1969         aDeflection = anAISObj->getDeflection();
1970       }
1971     }
1972     if (aDeflection > 0)
1973       break;
1974   }
1975   if (aDeflection < 0)
1976     return;
1977
1978   if (!abortAllOperations())
1979   return;
1980   // 2. show the dialog to change the value
1981   XGUI_DeflectionDialog* aDlg = new XGUI_DeflectionDialog(desktop());
1982   aDlg->setDeflection(aDeflection);
1983   aDlg->move(QCursor::pos());
1984   bool isDone = aDlg->exec() == QDialog::Accepted;
1985   if (!isDone)
1986     return;
1987
1988   // 3. abort the previous operation and start a new one
1989   SessionPtr aMgr = ModelAPI_Session::get();
1990   QString aDescription = contextMenuMgr()->action("DEFLECTION_CMD")->text();
1991   aMgr->startOperation(aDescription.toStdString());
1992
1993   // 4. set the value to all results
1994   aDeflection = aDlg->getDeflection();
1995   foreach(ObjectPtr anObj, theObjects) {
1996     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
1997     if (aResult.get() != NULL) {
1998       ResultCompSolidPtr aCompsolidResult =
1999         std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aResult);
2000       if (aCompsolidResult.get() != NULL) { // change colors for all sub-solids
2001         for(int i = 0; i < aCompsolidResult->numberOfSubs(); i++) {
2002           setDeflection(aCompsolidResult->subResult(i), aDeflection);
2003         }
2004       }
2005       setDeflection(aResult, aDeflection);
2006     }
2007   }
2008   aMgr->finishOperation();
2009   updateCommandStatus();
2010 }
2011
2012 //**************************************************************
2013 #define SET_DISPLAY_GROUP(aGroupName, aDisplay) \
2014 for (int i = 0; i < aDoc->size(aGroupName); i++) { \
2015   aDoc->object(aGroupName, i)->setDisplayed(aDisplay); \
2016 }
2017 void XGUI_Workshop::showObjects(const QObjectPtrList& theList, bool isVisible)
2018 {
2019   foreach (ObjectPtr aObj, theList) {
2020     aObj->setDisplayed(isVisible);
2021   }
2022   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
2023 }
2024
2025 //**************************************************************
2026 void XGUI_Workshop::showOnlyObjects(const QObjectPtrList& theList)
2027 {
2028   // Hide all displayed objects
2029   QObjectPtrList aList = myDisplayer->displayedObjects();
2030   foreach (ObjectPtr aObj, aList) {
2031     if (module()->canEraseObject(aObj))
2032       aObj->setDisplayed(false);
2033   }
2034
2035   // Show only objects from the list
2036   foreach (ObjectPtr aObj, theList) {
2037     aObj->setDisplayed(true);
2038   }
2039   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
2040 }
2041
2042
2043 //**************************************************************
2044 void XGUI_Workshop::registerValidators() const
2045 {
2046   SessionPtr aMgr = ModelAPI_Session::get();
2047   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
2048 }
2049
2050 //**************************************************************
2051 void XGUI_Workshop::displayDocumentResults(DocumentPtr theDoc)
2052 {
2053   if (!theDoc)
2054     return;
2055   displayGroupResults(theDoc, ModelAPI_ResultConstruction::group());
2056   displayGroupResults(theDoc, ModelAPI_ResultBody::group());
2057 }
2058
2059 //**************************************************************
2060 void XGUI_Workshop::displayGroupResults(DocumentPtr theDoc, std::string theGroup)
2061 {
2062   for (int i = 0; i < theDoc->size(theGroup); i++)
2063     theDoc->object(theGroup, i)->setDisplayed(true);
2064     //displayObject(theDoc->object(theGroup, i));
2065   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
2066 }
2067
2068 //**************************************************************
2069 void XGUI_Workshop::setDisplayMode(const QObjectPtrList& theList, int theMode)
2070 {
2071   foreach(ObjectPtr aObj, theList) {
2072     myDisplayer->setDisplayMode(aObj, (XGUI_Displayer::DisplayMode)theMode, false);
2073
2074     ResultCompSolidPtr aCompsolidResult = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aObj);
2075     if (aCompsolidResult.get() != NULL) { // change colors for all sub-solids
2076       for(int i = 0; i < aCompsolidResult->numberOfSubs(); i++) {
2077           myDisplayer->setDisplayMode(aCompsolidResult->subResult(i),
2078                                       (XGUI_Displayer::DisplayMode)theMode, false);
2079       }
2080     }
2081   }
2082   if (theList.size() > 0)
2083     myDisplayer->updateViewer();
2084 }
2085
2086 //**************************************************************
2087 void XGUI_Workshop::closeDocument()
2088 {
2089   ModuleBase_Operation* anOperation = operationMgr()->currentOperation();
2090   while (anOperation) {
2091     anOperation->abort();
2092     anOperation = operationMgr()->currentOperation();
2093   }
2094   //myDisplayer->closeLocalContexts();
2095   myDisplayer->eraseAll();
2096   objectBrowser()->clearContent();
2097
2098   module()->closeDocument();
2099
2100   // data model need not process the document's signals about objects modifications as
2101   // the document is closed
2102   //bool isBlocked = objectBrowser()->dataModel()->blockEventsProcessing(true);
2103
2104   SessionPtr aMgr = ModelAPI_Session::get();
2105   aMgr->closeAll();
2106
2107   //objectBrowser()->dataModel()->blockEventsProcessing(isBlocked);
2108 }
2109
2110 void XGUI_Workshop::addHistoryMenu(QObject* theObject, const char* theSignal, const char* theSlot)
2111 {
2112   XGUI_HistoryMenu* aMenu = NULL;
2113   if (isSalomeMode()) {
2114     QAction* anAction = qobject_cast<QAction*>(theObject);
2115     if (!anAction)
2116       return;
2117     aMenu = new XGUI_HistoryMenu(anAction);
2118   } else {
2119     QToolButton* aButton =  qobject_cast<QToolButton*>(theObject);
2120     aMenu = new XGUI_HistoryMenu(aButton);
2121   }
2122   connect(this, theSignal, aMenu, SLOT(setHistory(const QList<ActionInfo>&)));
2123   connect(aMenu, SIGNAL(actionSelected(int)), this, theSlot);
2124 }
2125
2126 QList<ActionInfo> XGUI_Workshop::processHistoryList(const std::list<std::string>& theList) const
2127 {
2128   QList<ActionInfo> aResult;
2129   std::list<std::string>::const_iterator it = theList.cbegin();
2130   for (; it != theList.cend(); it++) {
2131     QString anId = QString::fromStdString(*it);
2132     bool isEditing = anId.endsWith(ModuleBase_OperationFeature::EditSuffix());
2133     if (isEditing) {
2134       anId.chop(ModuleBase_OperationFeature::EditSuffix().size());
2135     }
2136     ActionInfo anInfo;
2137     QAction* aContextMenuAct = myContextMenuMgr->actionByName(anId);
2138     if (aContextMenuAct) {
2139       anInfo.initFrom(aContextMenuAct);
2140     } else {
2141       anInfo = myActionsMgr->actionInfoById(anId);
2142     }
2143     if (isEditing) {
2144       anInfo.text = anInfo.text.prepend("Modify ");
2145     }
2146     aResult << anInfo;
2147   }
2148   return aResult;
2149 }
2150
2151 void XGUI_Workshop::setStatusBarMessage(const QString& theMessage)
2152 {
2153 #ifdef HAVE_SALOME
2154   salomeConnector()->putInfo(theMessage, -1);
2155 #else
2156   myMainWindow->putInfo(theMessage, -1);
2157 #endif
2158 }
2159
2160 void XGUI_Workshop::synchronizeViewer()
2161 {
2162   SessionPtr aMgr = ModelAPI_Session::get();
2163   DocumentPtr aDoc = aMgr->activeDocument();
2164
2165   synchronizeGroupInViewer(aDoc, ModelAPI_ResultConstruction::group(), false);
2166   synchronizeGroupInViewer(aDoc, ModelAPI_ResultBody::group(), false);
2167   synchronizeGroupInViewer(aDoc, ModelAPI_ResultPart::group(), false);
2168   synchronizeGroupInViewer(aDoc, ModelAPI_ResultGroup::group(), false);
2169 }
2170
2171 void XGUI_Workshop::synchronizeGroupInViewer(const DocumentPtr& theDoc,
2172                                              const std::string& theGroup,
2173                                              bool theUpdateViewer)
2174 {
2175   ObjectPtr aObj;
2176   int aSize = theDoc->size(theGroup);
2177   for (int i = 0; i < aSize; i++) {
2178     aObj = theDoc->object(theGroup, i);
2179     if (aObj->isDisplayed()) {
2180       // Hide the presentation with an empty shape. But isDisplayed state of the object should not
2181       // be changed to the object becomes visible when the shape becomes not empty
2182       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
2183       if (aRes.get() && (!aRes->shape().get() || aRes->shape()->isNull()))
2184         continue;
2185       myDisplayer->display(aObj, false);
2186     }
2187   }
2188   if (theUpdateViewer)
2189     myDisplayer->updateViewer();
2190 }
2191
2192 void XGUI_Workshop::highlightResults(const QObjectPtrList& theObjects)
2193 {
2194   FeaturePtr aFeature;
2195   QObjectPtrList aSelList = theObjects;
2196   bool aHasHidden = false;
2197   foreach(ObjectPtr aObj, theObjects) {
2198     aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
2199     if (aFeature.get()) {
2200       std::list<ResultPtr> aResults;
2201       ModelAPI_Tools::allResults(aFeature, aResults);
2202       std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
2203       for(aIt = aResults.cbegin(); aIt != aResults.cend(); aIt++) {
2204         aHasHidden |= (*aIt)->isConcealed();
2205         aSelList.append(*aIt);
2206       }
2207     }
2208   }
2209   if (aSelList.count() > theObjects.count()) {
2210     // if something was found
2211     bool aBlocked = objectBrowser()->blockSignals(true);
2212     objectBrowser()->setObjectsSelected(aSelList);
2213     objectBrowser()->blockSignals(aBlocked);
2214   }
2215   if (aHasHidden)
2216     QMessageBox::information(desktop(), tr("Find results"),
2217                              tr("Results not found"), QMessageBox::Ok);
2218 }
2219
2220 void XGUI_Workshop::highlightFeature(const QObjectPtrList& theObjects)
2221 {
2222   ResultPtr aResult;
2223   QObjectPtrList aSelList = theObjects;
2224   FeaturePtr aFeature;
2225   foreach(ObjectPtr aObj, theObjects) {
2226     aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
2227     if (aResult.get()) {
2228       aFeature = ModelAPI_Feature::feature(aResult);
2229       if (aFeature.get()) {
2230         aSelList.append(aFeature);
2231       }
2232     }
2233   }
2234   if (aSelList.count() > theObjects.count()) {
2235     // if something was found
2236     bool aBlocked = objectBrowser()->blockSignals(true);
2237     objectBrowser()->setObjectsSelected(aSelList);
2238     objectBrowser()->blockSignals(aBlocked);
2239   }
2240 }