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