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