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