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