Salome HOME
Issue #83: renamed PluginManager to Session
[modules/shaper.git] / src / XGUI / XGUI_Workshop.cpp
index d480ef3489ddd925705ad5d8b2d5da9a2195378d..fa036dbbc3ea64eeabbf36c43bdd11f7774117ae 100644 (file)
@@ -8,7 +8,6 @@
 #include "XGUI_Workbench.h"
 #include "XGUI_Workshop.h"
 #include "XGUI_Viewer.h"
-#include "ModuleBase_WidgetFactory.h"
 #include "XGUI_SelectionMgr.h"
 #include "XGUI_Selection.h"
 #include "XGUI_ObjectsBrowser.h"
 #include "XGUI_PropertyPanel.h"
 #include "XGUI_ContextMenuMgr.h"
 #include "XGUI_ModuleConnector.h"
+#include "XGUI_Preferences.h"
 
-#include <Model_Events.h>
-#include <ModelAPI_PluginManager.h>
+#include <ModelAPI_Events.h>
+#include <ModelAPI_Session.h>
 #include <ModelAPI_Feature.h>
 #include <ModelAPI_Data.h>
 #include <ModelAPI_AttributeDocRef.h>
 #include <ModelAPI_Object.h>
 #include <ModelAPI_Validator.h>
+#include <ModelAPI_ResultConstruction.h>
+#include <ModelAPI_ResultBody.h>
 
 #include <PartSetPlugin_Part.h>
 
 #include <Events_Loop.h>
 #include <Events_Error.h>
+#include <Events_LongOp.h>
 
 #include <ModuleBase_Operation.h>
 #include <ModuleBase_Operation.h>
 #include <ModuleBase_OperationDescription.h>
 #include <ModuleBase_SelectionValidator.h>
+#include "ModuleBase_WidgetFactory.h"
 
 #include <Config_Common.h>
 #include <Config_FeatureMessage.h>
@@ -65,7 +69,6 @@
 #include <dlfcn.h>
 #endif
 
-
 QMap<QString, QString> XGUI_Workshop::myIcons;
 
 QString XGUI_Workshop::featureIcon(const std::string& theId)
@@ -77,15 +80,16 @@ QString XGUI_Workshop::featureIcon(const std::string& theId)
 }
 
 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
-  : QObject(),
-  myCurrentDir(QString()),
-  myModule(NULL),
-  mySalomeConnector(theConnector),
-  myPropertyPanel(0),
-  myObjectBrowser(0),
-  myDisplayer(0)
+    : QObject(),
+      myCurrentDir(QString()),
+      myModule(NULL),
+      mySalomeConnector(theConnector),
+      myPropertyPanel(0),
+      myObjectBrowser(0),
+      myDisplayer(0),
+      myUpdatePrefs(false)
 {
-  myMainWindow = mySalomeConnector? 0 : new XGUI_MainWindow();
+  myMainWindow = mySalomeConnector ? 0 : new XGUI_MainWindow();
 
   myDisplayer = new XGUI_Displayer(this);
 
@@ -96,20 +100,22 @@ XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
   myActionsMgr = new XGUI_ActionsMgr(this);
   myErrorDlg = new XGUI_ErrorDialog(myMainWindow);
   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
-  connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)), 
-          this, SLOT(onContextMenuCommand(const QString&, bool)));
+  connect(myContextMenuMgr, SIGNAL(actionTriggered(const QString&, bool)), this,
+          SLOT(onContextMenuCommand(const QString&, bool)));
 
   myViewerProxy = new XGUI_ViewerProxy(this);
   connect(myViewerProxy, SIGNAL(selectionChanged()), this, SLOT(updateCommandsOnViewSelection()));
-  
+
   myModuleConnector = new XGUI_ModuleConnector(this);
 
   connect(myOperationMgr, SIGNAL(operationStarted()), SLOT(onOperationStarted()));
   connect(myOperationMgr, SIGNAL(operationResumed()), SLOT(onOperationStarted()));
-  connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), SLOT(onOperationStopped(ModuleBase_Operation*)));
+  connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)),
+          SLOT(onOperationStopped(ModuleBase_Operation*)));
   connect(myMainWindow, SIGNAL(exitKeySequence()), SLOT(onExit()));
   connect(myOperationMgr, SIGNAL(operationStarted()), myActionsMgr, SLOT(update()));
-  connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), myActionsMgr, SLOT(update()));
+  connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)), myActionsMgr,
+          SLOT(update()));
   connect(this, SIGNAL(errorOccurred(const QString&)), myErrorDlg, SLOT(addError(const QString&)));
 }
 
@@ -124,20 +130,25 @@ void XGUI_Workshop::startApplication()
   initMenu();
   //Initialize event listening
   Events_Loop* aLoop = Events_Loop::loop();
-  aLoop->registerListener(this, Events_Error::errorID()); //!< Listening application errors.
+  aLoop->registerListener(this, Events_Error::errorID());  //!< Listening application errors.
   //TODO(sbh): Implement static method to extract event id [SEID]
   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_LOADED));
   // TODO Is it good to use non standard event within workshop?
   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OPERATION_LAUNCHED));
   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
-  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_TO_REDISPLAY));
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_DELETED));
+  aLoop->registerListener(this, Events_Loop::eventByName("LongOperation"));
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_PLUGIN_LOADED));
 
+  registerValidators();
   activateModule();
   if (myMainWindow) {
     myMainWindow->show();
     updateCommandStatus();
   }
+  XGUI_Preferences::loadCustomProps();
   onNew();
 }
 
@@ -148,23 +159,20 @@ void XGUI_Workshop::initMenu()
 
   if (isSalomeMode()) {
     // Create only Undo, Redo commands
-    QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD", 
-                                      tr("Undo"), tr("Undo last command"),
-                                      QIcon(":pictures/undo.png"), 
-                                      QKeySequence::Undo, false);
+    QAction* aAction = salomeConnector()->addEditCommand("UNDO_CMD", tr("Undo"),
+                                                         tr("Undo last command"),
+                                                         QIcon(":pictures/undo.png"),
+                                                         QKeySequence::Undo, false);
     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onUndo()));
-    aAction = salomeConnector()->addEditCommand("REDO_CMD", 
-                                      tr("Redo"), tr("Redo last command"),
-                                      QIcon(":pictures/redo.png"), 
-                                      QKeySequence::Redo, false);
+    aAction = salomeConnector()->addEditCommand("REDO_CMD", tr("Redo"), tr("Redo last command"),
+                                                QIcon(":pictures/redo.png"), QKeySequence::Redo,
+                                                false);
     connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRedo()));
     salomeConnector()->addEditMenuSeparator();
     return;
   }
-  XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
-
   // File commands group
-  XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
+  XGUI_MenuGroupPanel* aGroup = myMainWindow->menuObject()->generalPage();
 
   XGUI_Command* aCommand;
 
@@ -197,15 +205,19 @@ void XGUI_Workshop::initMenu()
   //                              QIcon(":pictures/new.png"), QKeySequence::New);
   //aCommand->connectTo(this, SLOT(onNew()));
 
+  aCommand = aGroup->addFeature("PREF_CMD", tr("Preferences"), tr("Edit preferences"),
+                                QIcon(":pictures/preferences.png"), QKeySequence::Preferences);
+  aCommand->connectTo(this, SLOT(onPreferences()));
+
   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
                                 QIcon(":pictures/close.png"), QKeySequence::Close);
   aCommand->connectTo(this, SLOT(onExit()));
   //FIXME: SBH's test action. Can be used for some GUI tests.
-  //#ifdef _DEBUG
-  //  aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
-  //                                QIcon(":pictures/close.png"));
-  //  aCommand->connectTo(myActionsMgr, SLOT(update()));
-  //#endif
+//  #ifdef _DEBUG
+//    aCommand = aGroup->addFeature("TEST_CMD", "Test!", "Private debug button",
+//                                  QIcon(":pictures/close.png"), QKeySequence(), true);
+//    aCommand->connectTo(myMainWindow, SLOT(dockPythonConsole()));
+//  #endif
 }
 
 //******************************************************
@@ -219,106 +231,159 @@ XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 {
   //A message to start feature creation received.
-  static Events_ID aFeatureLoadedId = Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED);
-  if (theMessage->eventID() == aFeatureLoadedId) {
-    const Config_FeatureMessage* aFeatureMsg = dynamic_cast<const Config_FeatureMessage*>(theMessage);
-    if(!aFeatureMsg->isInternal()) {
+  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED)) {
+    const Config_FeatureMessage* aFeatureMsg =
+        dynamic_cast<const Config_FeatureMessage*>(theMessage);
+    if (!aFeatureMsg->isInternal()) {
       addFeature(aFeatureMsg);
     }
-    return;
   }
 
   // Process creation of Part
-  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
-    const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
+    const ModelAPI_ObjectUpdatedMessage* aUpdMsg =
+        dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
     onFeatureCreatedMsg(aUpdMsg);
+    if (myUpdatePrefs) {
+      if (mySalomeConnector)
+        mySalomeConnector->createPreferences();
+      myUpdatePrefs = false;
+    }
+  }
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_PLUGIN_LOADED)) {
+    myUpdatePrefs = true;
   }
 
   // Redisplay feature
-  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_TO_REDISPLAY)) {
-    const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {
+    const ModelAPI_ObjectUpdatedMessage* aUpdMsg =
+        dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
     onFeatureRedisplayMsg(aUpdMsg);
   }
 
   //Update property panel on corresponding message. If there is no current operation (no
   //property panel), or received message has different feature to the current - do nothing.
-  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
-    const Model_FeatureUpdatedMessage* anUpdateMsg =
-        dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
+    const ModelAPI_ObjectUpdatedMessage* anUpdateMsg =
+        dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
     onFeatureUpdatedMsg(anUpdateMsg);
   }
 
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED)) {
+    const ModelAPI_ObjectDeletedMessage* aDelMsg =
+        dynamic_cast<const ModelAPI_ObjectDeletedMessage*>(theMessage);
+    onObjectDeletedMsg(aDelMsg);
+  }
+
+  else if (theMessage->eventID() == Events_LongOp::eventID()) {
+    if (Events_LongOp::isPerformed())
+      QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+    //QTimer::singleShot(10, this, SLOT(onStartWaiting()));
+    else
+      QApplication::restoreOverrideCursor();
+  }
+
   //An operation passed by message. Start it, process and commit.
-  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
-    const Config_PointerMessage* aPartSetMsg = dynamic_cast<const Config_PointerMessage*>(theMessage);
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
+    const Config_PointerMessage* aPartSetMsg =
+        dynamic_cast<const Config_PointerMessage*>(theMessage);
     //myPropertyPanel->cleanContent();
-    ModuleBase_Operation* anOperation = (ModuleBase_Operation*)aPartSetMsg->pointer();
+    ModuleBase_Operation* anOperation = (ModuleBase_Operation*) aPartSetMsg->pointer();
 
     if (myOperationMgr->startOperation(anOperation)) {
       myPropertyPanel->updateContentWidget(anOperation->feature());
       if (!anOperation->getDescription()->hasXmlRepresentation()) {
-        anOperation->commit();
-        updateCommandStatus();
+        if (anOperation->commit())
+          updateCommandStatus();
       }
     }
-    return;
+  } else {
+    //Show error dialog if error message received.
+    const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
+    if (anAppError) {
+      emit errorOccurred(QString::fromLatin1(anAppError->description()));
+    }
   }
-  //Show error dialog if error message received.
-  const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
-  if (anAppError) {
-    emit errorOccurred(QString::fromLatin1(anAppError->description()));
+  if (!isSalomeMode()) {
+    PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+    DocumentPtr aDoc = aMgr->rootDocument();
+    if (aDoc->isModified() != myMainWindow->isModifiedState())
+      myMainWindow->setModifiedState(aDoc->isModified());
   }
 }
 
+
 //******************************************************
-void XGUI_Workshop::onFeatureUpdatedMsg(const Model_FeatureUpdatedMessage* theMsg)
+void XGUI_Workshop::onStartWaiting()
 {
-  std::set<FeaturePtr> aFeatures = theMsg->features();
-  if (myOperationMgr->hasOperation())
-  {
+  if (Events_LongOp::isPerformed()) {
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+  }
+}
+
+//******************************************************
+void XGUI_Workshop::onFeatureUpdatedMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
+{
+  std::set<ObjectPtr> aFeatures = theMsg->objects();
+  if (myOperationMgr->hasOperation()) {
     FeaturePtr aCurrentFeature = myOperationMgr->currentOperation()->feature();
-    std::set<FeaturePtr>::const_iterator aIt;
+    std::set<ObjectPtr>::const_iterator aIt;
     for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
-      FeaturePtr aNewFeature = (*aIt);
-      if(aNewFeature == aCurrentFeature) {
+      ObjectPtr aNewFeature = (*aIt);
+      if (aNewFeature == aCurrentFeature) {
         myPropertyPanel->updateContentWidget(aCurrentFeature);
         break;
-      } 
+      }
     }
   }
+  myOperationMgr->validateCurrentOperation();
 }
 
 //******************************************************
-void XGUI_Workshop::onFeatureRedisplayMsg(const Model_FeatureUpdatedMessage* theMsg)
+void XGUI_Workshop::onFeatureRedisplayMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
 {
-  std::set<FeaturePtr> aFeatures = theMsg->features();
-  std::set<FeaturePtr>::const_iterator aIt;
-  bool isDisplayed = false;
-  for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
-    FeaturePtr aFeature = (*aIt);
-    if (aFeature->getKind() != PARTSET_PART_KIND) {
-      isDisplayed = myDisplayer->redisplay(aFeature, false);
+  std::set<ObjectPtr> aObjects = theMsg->objects();
+  std::set<ObjectPtr>::const_iterator aIt;
+  for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
+    ObjectPtr aObj = (*aIt);
+    if (!aObj->data() || !aObj->data()->isValid())
+      myDisplayer->erase(aObj, false);
+    else {
+      if (myDisplayer->isVisible(aObj))  // TODO VSV: Correction sketch drawing
+        myDisplayer->display(aObj, false);  // In order to update presentation
+      else {
+        if (myOperationMgr->hasOperation()) {
+          ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
+          if (aOperation->hasObject(aObj)) {  // Display only current operation results
+            myDisplayer->display(aObj, false);
+          }
+        }
+      }
     }
   }
-  if (isDisplayed)
-    myDisplayer->updateViewer();
+  myDisplayer->updateViewer();
 }
 
 //******************************************************
-void XGUI_Workshop::onFeatureCreatedMsg(const Model_FeatureUpdatedMessage* theMsg)
+void XGUI_Workshop::onFeatureCreatedMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
 {
-  std::set<FeaturePtr> aFeatures = theMsg->features();
+  std::set<ObjectPtr> aObjects = theMsg->objects();
 
-  std::set<FeaturePtr>::const_iterator aIt;
+  std::set<ObjectPtr>::const_iterator aIt;
   bool aHasPart = false;
   bool isDisplayed = false;
-  for (aIt = aFeatures.begin(); aIt != aFeatures.end(); ++aIt) {
-    FeaturePtr aFeature = (*aIt);
-    if (aFeature->getKind() == PARTSET_PART_KIND) {
+  for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
+    ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(*aIt);
+    if (aPart) {
       aHasPart = true;
-      //break;
-    } else {
-      isDisplayed = myDisplayer->display(aFeature, false);
+      // If a feature is created from the aplication's python console  
+      // it doesn't stored in the operation mgr and doesn't displayed
+    } else if (myOperationMgr->hasOperation()) {
+      ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
+      if (aOperation->hasObject(*aIt)) {  // Display only current operation results
+        myDisplayer->display(*aIt, false);
+        isDisplayed = true;
+      }
     }
   }
   if (isDisplayed)
@@ -329,33 +394,43 @@ void XGUI_Workshop::onFeatureCreatedMsg(const Model_FeatureUpdatedMessage* theMs
     QTimer::singleShot(50, this, SLOT(activateLastPart()));
   }
 }
+
+//******************************************************
+void XGUI_Workshop::onObjectDeletedMsg(const ModelAPI_ObjectDeletedMessage* theMsg)
+{
+  //std::set<ObjectPtr> aFeatures = theMsg->objects();
+}
+
 //******************************************************
 void XGUI_Workshop::onOperationStarted()
 {
   ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
-
-  if(aOperation->getDescription()->hasXmlRepresentation()) { //!< No need for property panel
+  if (this->isSalomeMode()) 
+    aOperation->setNestedFeatures(mySalomeConnector->nestedActions(aOperation->id()));
+  else 
+    aOperation->setNestedFeatures(myActionsMgr->nestedCommands(aOperation->id()));
+  
+  if (aOperation->getDescription()->hasXmlRepresentation()) {  //!< No need for property panel
     connectWithOperation(aOperation);
 
     showPropertyPanel();
     QString aXmlRepr = aOperation->getDescription()->xmlRepresentation();
-    ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aXmlRepr.toStdString(), myModuleConnector);
+    ModuleBase_WidgetFactory aFactory = ModuleBase_WidgetFactory(aXmlRepr.toStdString(),
+                                                                 myModuleConnector);
 
     myPropertyPanel->cleanContent();
     aFactory.createWidget(myPropertyPanel->contentWidget());
-    
+
     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
     ModuleBase_ModelWidget* aWidget;
     for (; anIt != aLast; anIt++) {
       aWidget = *anIt;
-      //QObject::connect(aWidget, SIGNAL(valuesChanged()),  aOperation, SLOT(storeCustomValue()));
-      QObject::connect(aWidget, SIGNAL(valuesChanged()),
-                       this, SLOT(onWidgetValuesChanged()));
+      aWidget->setFeature(aOperation->feature());
+      QObject::connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onWidgetValuesChanged()));
       // Init default values
-      if (!aOperation->isEditOperation() && aWidget->hasDefaultValue()) {
-        aWidget->storeValue(aOperation->feature());
+      if (!aOperation->isEditOperation() && !aWidget->isComputedDefault()) {
+        aWidget->storeValue();
       }
     }
 
@@ -392,15 +467,14 @@ void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
   QString aWchName = QString::fromStdString(theMessage->workbenchId());
   QString aNestedFeatures = QString::fromStdString(theMessage->nestedFeatures());
   bool isUsePropPanel = theMessage->isUseInput();
-  QString aId = QString::fromStdString(theMessage->id());
+  QString aFeatureId = QString::fromStdString(theMessage->id());
   if (isSalomeMode()) {
-    QAction* aAction = salomeConnector()->addFeature(aWchName,
-                              aId,
-                              QString::fromStdString(theMessage->text()),
-                              QString::fromStdString(theMessage->tooltip()),
-                              QIcon(theMessage->icon().c_str()),
-                              QKeySequence(), isUsePropPanel);
-    salomeConnector()->setNestedActions(aId, aNestedFeatures.split(" "));
+    QAction* aAction = salomeConnector()->addFeature(aWchName, aFeatureId,
+                                                     QString::fromStdString(theMessage->text()),
+                                                     QString::fromStdString(theMessage->tooltip()),
+                                                     QIcon(theMessage->icon().c_str()),
+                                                     QKeySequence(), isUsePropPanel);
+    salomeConnector()->setNestedActions(aFeatureId, aNestedFeatures.split(" ", QString::SkipEmptyParts));
     myActionsMgr->addCommand(aAction);
     myModule->featureCreated(aAction);
   } else {
@@ -416,12 +490,15 @@ void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
     if (!aGroup) {
       aGroup = aPage->addGroup(aGroupName);
     }
-    //Create feature...
-    XGUI_Command* aCommand = aGroup->addFeature(aId,
+    // Check if hotkey sequence is already defined:
+    QKeySequence aHotKey = myActionsMgr->registerShortcut(
+        QString::fromStdString(theMessage->keysequence()));
+    // Create feature...
+    XGUI_Command* aCommand = aGroup->addFeature(aFeatureId,
                                                 QString::fromStdString(theMessage->text()),
                                                 QString::fromStdString(theMessage->tooltip()),
-                                                QIcon(theMessage->icon().c_str()),
-                                                QKeySequence(), isUsePropPanel);
+                                                QIcon(theMessage->icon().c_str()), aHotKey,
+                                                isUsePropPanel);
     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
     myActionsMgr->addCommand(aCommand);
     myModule->featureCreated(aCommand);
@@ -443,34 +520,34 @@ void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
     aCommand = aMenu->feature(theOperation->getDescription()->operationId());
   }
   //Abort operation on uncheck the command
-  connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
+  if (aCommand)
+    connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
 }
 
 /*
  * Saves document with given name.
  */
-void XGUI_Workshop::saveDocument(QString theName)
+void XGUI_Workshop::saveDocument(const QString& theName, std::list<std::string>& theFileNames)
 {
   QApplication::restoreOverrideCursor();
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   DocumentPtr aDoc = aMgr->rootDocument();
-  aDoc->save(theName.toLatin1().constData());
+  aDoc->save(theName.toLatin1().constData(), theFileNames);
   QApplication::restoreOverrideCursor();
 }
 
 //******************************************************
 void XGUI_Workshop::onExit()
 {
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   DocumentPtr aDoc = aMgr->rootDocument();
-  if(aDoc->isModified()) {
+  if (aDoc->isModified()) {
     int anAnswer = QMessageBox::question(
-        myMainWindow, tr("Save current file"),
-        tr("The document is modified, save before exit?"),
+        myMainWindow, tr("Save current file"), tr("The document is modified, save before exit?"),
         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
-    if(anAnswer == QMessageBox::Save) {
+    if (anAnswer == QMessageBox::Save) {
       bool saved = onSave();
-      if(!saved) {
+      if (!saved) {
         return;
       }
     } else if (anAnswer == QMessageBox::Cancel) {
@@ -504,15 +581,15 @@ void XGUI_Workshop::onNew()
 void XGUI_Workshop::onOpen()
 {
   //save current file before close if modified
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   DocumentPtr aDoc = aMgr->rootDocument();
-  if(aDoc->isModified()) {
+  if (aDoc->isModified()) {
     //TODO(sbh): re-launch the app?
     int anAnswer = QMessageBox::question(
         myMainWindow, tr("Save current file"),
         tr("The document is modified, save before opening another?"),
         QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Cancel);
-    if(anAnswer == QMessageBox::Save) {
+    if (anAnswer == QMessageBox::Save) {
       onSave();
     } else if (anAnswer == QMessageBox::Cancel) {
       return;
@@ -523,29 +600,32 @@ void XGUI_Workshop::onOpen()
 
   //show file dialog, check if readable and open
   myCurrentDir = QFileDialog::getExistingDirectory(mainWindow());
-  if(myCurrentDir.isEmpty())
+  if (myCurrentDir.isEmpty())
     return;
   QFileInfo aFileInfo(myCurrentDir);
-  if(!aFileInfo.exists() || !aFileInfo.isReadable()) {
+  if (!aFileInfo.exists() || !aFileInfo.isReadable()) {
     QMessageBox::critical(myMainWindow, tr("Warning"), tr("Unable to open the file."));
     myCurrentDir = "";
     return;
   }
   QApplication::setOverrideCursor(Qt::WaitCursor);
   aDoc->load(myCurrentDir.toLatin1().constData());
-  updateCommandStatus();
   myObjectBrowser->rebuildDataTree();
+  displayAllResults();
+  updateCommandStatus();
   QApplication::restoreOverrideCursor();
 }
 
 //******************************************************
 bool XGUI_Workshop::onSave()
 {
-  if(myCurrentDir.isEmpty()) {
+  if (myCurrentDir.isEmpty()) {
     return onSaveAs();
   }
-  saveDocument(myCurrentDir);
+  std::list<std::string> aFiles;
+  saveDocument(myCurrentDir, aFiles);
   updateCommandStatus();
+  myMainWindow->setModifiedState(false);
   return true;
 }
 
@@ -559,22 +639,27 @@ bool XGUI_Workshop::onSaveAs()
   dialog.setOptions(QFileDialog::HideNameFilterDetails | QFileDialog::ShowDirsOnly);
   dialog.setViewMode(QFileDialog::Detail);
 
-  if(!dialog.exec()) {
+  if (!dialog.exec()) {
     return false;
   }
   QString aTempDir = dialog.selectedFiles().first();
   QDir aDir(aTempDir);
-  if(aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot|QDir::AllEntries).isEmpty()) {
-    int answer = QMessageBox::question(myMainWindow,
-                                       //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
-                                       tr("Save"),
-                                       tr("The folder already contains some files, save anyway?"),
-                                       QMessageBox::Save|QMessageBox::Cancel);
-    if(answer == QMessageBox::Cancel) {
+  if (aDir.exists() && !aDir.entryInfoList(QDir::NoDotAndDotDot | QDir::AllEntries).isEmpty()) {
+    int answer = QMessageBox::question(
+        myMainWindow,
+        //: Title of the dialog which asks user if he wants to save study in existing non-empty folder
+        tr("Save"),
+        tr("The folder already contains some files, save anyway?"),
+        QMessageBox::Save | QMessageBox::Cancel);
+    if (answer == QMessageBox::Cancel) {
       return false;
     }
   }
   myCurrentDir = aTempDir;
+  if (!isSalomeMode()) {
+    myMainWindow->setCurrentDir(myCurrentDir, false);
+    myMainWindow->setModifiedState(false);
+  }
   return onSave();
 }
 
@@ -582,7 +667,7 @@ bool XGUI_Workshop::onSaveAs()
 void XGUI_Workshop::onUndo()
 {
   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   DocumentPtr aDoc = aMgr->rootDocument();
   if (aDoc->isOperation())
     operationMgr()->abortOperation();
@@ -594,7 +679,7 @@ void XGUI_Workshop::onUndo()
 void XGUI_Workshop::onRedo()
 {
   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   DocumentPtr aDoc = aMgr->rootDocument();
   if (aDoc->isOperation())
     operationMgr()->abortOperation();
@@ -602,14 +687,33 @@ void XGUI_Workshop::onRedo()
   updateCommandStatus();
 }
 
+//******************************************************
+void XGUI_Workshop::onPreferences()
+{
+  XGUI_Prefs aModif;
+  XGUI_Preferences::editPreferences(aModif);
+  if (aModif.size() > 0) {
+    QString aSection;
+    foreach (XGUI_Pref aPref, aModif)
+    {
+      aSection = aPref.first;
+      if (aSection == XGUI_Preferences::VIEWER_SECTION) {
+        if (!isSalomeMode())
+          myMainWindow->viewer()->updateFromResources();
+      } else if (aSection == XGUI_Preferences::MENU_SECTION) {
+        if (!isSalomeMode())
+          myMainWindow->menuObject()->updateFromResources();
+      }
+    }
+  }
+}
+
 //******************************************************
 ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
 {
-  QString libName =
-      QString::fromStdString(library(theModule.toStdString()));
+  QString libName = QString::fromStdString(library(theModule.toStdString()));
   if (libName.isEmpty()) {
-    qWarning(
-    qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
+    qWarning(qPrintable(tr("Information about module \"%1\" doesn't exist.").arg(theModule)));
     return 0;
   }
 
@@ -657,7 +761,7 @@ ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
     if (mainWindow()) {
       QMessageBox::warning(mainWindow(), tr("Error"), err);
     } else {
-      qWarning( qPrintable( err ));
+      qWarning(qPrintable(err));
     }
   }
   return aModule;
@@ -680,37 +784,40 @@ bool XGUI_Workshop::activateModule()
 void XGUI_Workshop::updateCommandStatus()
 {
   QList<QAction*> aCommands;
-  if (isSalomeMode()) { // update commands in SALOME mode
+  if (isSalomeMode()) {  // update commands in SALOME mode
     aCommands = salomeConnector()->commandList();
   } else {
     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
     foreach (XGUI_Command* aCmd, aMenuBar->features())
       aCommands.append(aCmd);
   }
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   if (aMgr->hasRootDocument()) {
     QAction* aUndoCmd;
     QAction* aRedoCmd;
-    foreach(QAction* aCmd, aCommands) {
+    foreach(QAction* aCmd, aCommands)
+    {
       QString aId = aCmd->data().toString();
       if (aId == "UNDO_CMD")
         aUndoCmd = aCmd;
       else if (aId == "REDO_CMD")
         aRedoCmd = aCmd;
-      else // Enable all commands
+      else
+        // Enable all commands
         aCmd->setEnabled(true);
     }
     DocumentPtr aDoc = aMgr->rootDocument();
     aUndoCmd->setEnabled(aDoc->canUndo());
     aRedoCmd->setEnabled(aDoc->canRedo());
   } else {
-    foreach(QAction* aCmd, aCommands) {
+    foreach(QAction* aCmd, aCommands)
+    {
       QString aId = aCmd->data().toString();
       if (aId == "NEW_CMD")
         aCmd->setEnabled(true);
       else if (aId == "EXIT_CMD")
         aCmd->setEnabled(true);
-      else 
+      else
         aCmd->setEnabled(false);
     }
   }
@@ -721,15 +828,13 @@ void XGUI_Workshop::updateCommandStatus()
 QList<QAction*> XGUI_Workshop::getModuleCommands() const
 {
   QList<QAction*> aCommands;
-  if (isSalomeMode()) { // update commands in SALOME mode
+  if (isSalomeMode()) {  // update commands in SALOME mode
     aCommands = salomeConnector()->commandList();
   } else {
     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
-    foreach (XGUI_Workbench* aWb, aMenuBar->workbenches()) {
-      if (aWb != aMenuBar->generalPage()) {
-        foreach(XGUI_Command* aCmd, aWb->features())
-          aCommands.append(aCmd);
-      }
+    foreach(XGUI_Command* aCmd, aMenuBar->features())
+    {
+      aCommands.append(aCmd);
     }
   }
   return aCommands;
@@ -739,11 +844,13 @@ QList<QAction*> XGUI_Workshop::getModuleCommands() const
 QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
 {
   QDockWidget* aObjDock = new QDockWidget(theParent);
-  aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
+  aObjDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea | Qt::BottomDockWidgetArea);
   aObjDock->setWindowTitle(tr("Object browser"));
-  aObjDock->setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
+  aObjDock->setStyleSheet(
+      "::title { position: relative; padding-left: 5px; text-align: left center }");
   myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
-  connect(myObjectBrowser, SIGNAL(activePartChanged(FeaturePtr)), this, SLOT(changeCurrentDocument(FeaturePtr)));
+  connect(myObjectBrowser, SIGNAL(activePartChanged(ObjectPtr)), this,
+          SLOT(changeCurrentDocument(ObjectPtr)));
   aObjDock->setWidget(myObjectBrowser);
 
   myContextMenuMgr->connectObjectBrowser();
@@ -757,13 +864,13 @@ QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
  */
 void XGUI_Workshop::createDockWidgets()
 {
-  QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() :
-                                          myMainWindow;
+  QMainWindow* aDesktop = isSalomeMode() ? salomeConnector()->desktop() : myMainWindow;
   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
   myPropertyPanel = new XGUI_PropertyPanel(aDesktop);
+  myPropertyPanel->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea | Qt::BottomDockWidgetArea);
   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
-  hidePropertyPanel(); //<! Invisible by default
+  hidePropertyPanel();  //<! Invisible by default
   hideObjectBrowser();
   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
 
@@ -771,14 +878,17 @@ void XGUI_Workshop::createDockWidgets()
   connect(aOkBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onCommitOperation()));
   QPushButton* aCancelBtn = myPropertyPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
   connect(aCancelBtn, SIGNAL(clicked()), myOperationMgr, SLOT(onAbortOperation()));
+//TODO(sbh): KeyReleasedProblem
+  connect(myPropertyPanel, SIGNAL(keyReleased(QKeyEvent*)), myOperationMgr,
+          SLOT(onKeyReleased(QKeyEvent*)));
 
-  connect(myPropertyPanel, SIGNAL(keyReleased(const std::string&, QKeyEvent*)),
-          myOperationMgr, SLOT(onKeyReleased(const std::string&, QKeyEvent*)));
+  connect(myPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)), myOperationMgr,
+          SLOT(onWidgetActivated(ModuleBase_ModelWidget*)));
+  connect(myOperationMgr, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)), myPropertyPanel,
+          SLOT(onActivateNextWidget(ModuleBase_ModelWidget*)));
+  connect(myOperationMgr, SIGNAL(operationValidated(bool)), myPropertyPanel,
+          SLOT(setAcceptEnabled(bool)));
 
-  connect(myPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
-          myOperationMgr, SLOT(onWidgetActivated(ModuleBase_ModelWidget*)));
-  connect(myOperationMgr, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)),
-          myPropertyPanel, SLOT(onActivateNextWidget(ModuleBase_ModelWidget*)));
 }
 
 //******************************************************
@@ -824,22 +934,20 @@ void XGUI_Workshop::onFeatureTriggered()
 }
 
 //******************************************************
-void XGUI_Workshop::changeCurrentDocument(FeaturePtr thePart)
+void XGUI_Workshop::changeCurrentDocument(ObjectPtr theObj)
 {
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
-  if (thePart) {
-    DocumentPtr aFeaDoc;
-    if (!XGUI_Tools::isModelObject(thePart)) {
-      aFeaDoc = thePart->data()->docRef("PartDocument")->value();
-    } else {
-      ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(thePart);
-      aFeaDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
+  SessionPtr aMgr = ModelAPI_Session::get();
+  if (theObj) {
+    ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(theObj);
+    if (aPart) {
+      DocumentPtr aPartDoc = aPart->partDoc();
+      if (aPartDoc) {
+        aMgr->setCurrentDocument(aPartDoc);
+        return;
+      }
     }
-    if (aFeaDoc)
-      aMgr->setCurrentDocument(aFeaDoc);
-  } else {
-    aMgr->setCurrentDocument(aMgr->rootDocument());
   }
+  aMgr->setCurrentDocument(aMgr->rootDocument());
 }
 
 //******************************************************
@@ -848,27 +956,29 @@ void XGUI_Workshop::salomeViewerSelectionChanged()
   emit salomeViewerSelection();
 }
 
-
 //**************************************************************
-XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const 
-{ 
-  return mySalomeConnector->viewer(); 
+XGUI_SalomeViewer* XGUI_Workshop::salomeViewer() const
+{
+  return mySalomeConnector->viewer();
 }
 
 //**************************************************************
 void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
 {
-  QFeatureList aFeatures = mySelector->selection()->selectedFeatures();
-  if ((theId == "ACTIVATE_PART_CMD") && (aFeatures.size() > 0))
-    activatePart(aFeatures.first());
-  else if (theId == "DEACTIVATE_PART_CMD") 
-    activatePart(FeaturePtr());
+  QList<ObjectPtr> aObjects = mySelector->selection()->selectedObjects();
+  if ((theId == "ACTIVATE_PART_CMD") && (aObjects.size() > 0)) {
+    ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObjects.first());
+    activatePart(aPart);
+  } else if (theId == "DEACTIVATE_PART_CMD")
+    activatePart(ResultPartPtr());
   else if (theId == "DELETE_CMD")
-    deleteFeatures(aFeatures);
+    deleteObjects(aObjects);
   else if (theId == "SHOW_CMD")
-    showFeatures(aFeatures, true);
+    showObjects(aObjects, true);
   else if (theId == "HIDE_CMD")
-    showFeatures(aFeatures, false);
+    showObjects(aObjects, false);
+  else if (theId == "SHOW_ONLY_CMD")
+    showOnlyObjects(aObjects);
 }
 
 //**************************************************************
@@ -885,15 +995,18 @@ void XGUI_Workshop::onWidgetValuesChanged()
   QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
   for (; anIt != aLast; anIt++) {
     ModuleBase_ModelWidget* aCustom = *anIt;
-    if (aCustom && (/*!aCustom->isInitialized(aFeature) ||*/ aCustom == aSenderWidget)) {
-      aCustom->storeValue(aFeature);
+    if (aCustom && (/*!aCustom->isInitialized(aFeature) ||*/aCustom == aSenderWidget)) {
+      //aCustom->storeValue(aFeature);
+      aCustom->storeValue();
     }
   }
 }
 
 //**************************************************************
-void XGUI_Workshop::activatePart(FeaturePtr theFeature)
+void XGUI_Workshop::activatePart(ResultPartPtr theFeature)
 {
+  if (theFeature)
+    theFeature->activate();
   changeCurrentDocument(theFeature);
   myObjectBrowser->activatePart(theFeature);
 }
@@ -901,44 +1014,40 @@ void XGUI_Workshop::activatePart(FeaturePtr theFeature)
 //**************************************************************
 void XGUI_Workshop::activateLastPart()
 {
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   DocumentPtr aDoc = aMgr->rootDocument();
-  FeaturePtr aLastPart = aDoc->feature(PARTS_GROUP, aDoc->size(PARTS_GROUP) - 1, true);
-  activatePart(aLastPart);
+  std::string aGrpName = ModelAPI_ResultPart::group();
+  ObjectPtr aLastPart = aDoc->object(aGrpName, aDoc->size(aGrpName) - 1);
+  ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aLastPart);
+  if (aPart)
+    activatePart(aPart);
 }
 
 //**************************************************************
-void XGUI_Workshop::deleteFeatures(QFeatureList theList)
+void XGUI_Workshop::deleteObjects(const QList<ObjectPtr>& theList)
 {
-  QMainWindow* aDesktop = isSalomeMode()? salomeConnector()->desktop() : myMainWindow;
-  QMessageBox::StandardButton aRes = QMessageBox::warning(aDesktop, tr("Delete features"), 
-                                                          tr("Seleted features will be deleted. Continue?"), 
-                                                          QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
+  QMainWindow* aDesktop = isSalomeMode() ? salomeConnector()->desktop() : myMainWindow;
+  QMessageBox::StandardButton aRes = QMessageBox::warning(
+      aDesktop, tr("Delete features"), tr("Seleted features will be deleted. Continue?"),
+      QMessageBox::No | QMessageBox::Yes, QMessageBox::No);
+  // ToDo: definbe deleting method
   if (aRes == QMessageBox::Yes) {
-    PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+    SessionPtr aMgr = ModelAPI_Session::get();
     aMgr->rootDocument()->startOperation();
-    foreach (FeaturePtr aFeature, theList) {
-      if (aFeature->getKind() == PARTSET_PART_KIND) {
-        DocumentPtr aDoc;
-        if (!XGUI_Tools::isModelObject(aFeature)) {
-          aDoc = aFeature->data()->docRef("PartDocument")->value();
-        } else {
-          ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
-          aDoc = aObject->featureRef()->data()->docRef("PartDocument")->value();
-          aFeature = aObject->featureRef();
-        }
+    foreach (ObjectPtr aObj, theList)
+    {
+      ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
+      if (aPart) {
+        DocumentPtr aDoc = aPart->document();
         if (aDoc == aMgr->currentDocument()) {
           aDoc->close();
         }
+        //aMgr->rootDocument()->removeFeature(aPart->owner());
       } else {
-        if (XGUI_Tools::isModelObject(aFeature)) {
-          ObjectPtr aObject = boost::dynamic_pointer_cast<ModelAPI_Object>(aFeature);
-          aFeature = aObject->featureRef();
-        }
+        FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
+        if (aFeature)
+          aObj->document()->removeFeature(aFeature);
       }
-      if (myDisplayer->isVisible(aFeature))
-        myDisplayer->erase(aFeature, false);
-      aFeature->document()->removeFeature(aFeature);
     }
     myDisplayer->updateViewer();
     aMgr->rootDocument()->finishOperation();
@@ -946,37 +1055,92 @@ void XGUI_Workshop::deleteFeatures(QFeatureList theList)
 }
 
 //**************************************************************
-void XGUI_Workshop::showFeatures(QFeatureList theList, bool isVisible)
+void XGUI_Workshop::showObjects(const QList<ObjectPtr>& theList, bool isVisible)
 {
-  if (isVisible) {
-    foreach (FeaturePtr aFeature, theList) {
-      myDisplayer->display(aFeature, false);
-    }
-  } else {
-    foreach (FeaturePtr aFeature, theList) {
-      myDisplayer->erase(aFeature, false);
+  foreach (ObjectPtr aObj, theList)
+  {
+    ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(aObj);
+    if (aRes) {
+      if (isVisible) {
+        myDisplayer->display(aRes, false);
+      } else {
+        myDisplayer->erase(aRes, false);
+      }
     }
   }
   myDisplayer->updateViewer();
 }
 
+//**************************************************************
+void XGUI_Workshop::showOnlyObjects(const QList<ObjectPtr>& theList)
+{
+  myDisplayer->eraseAll(false);
+  showObjects(theList, true);
+}
+
+
 //**************************************************************
 void XGUI_Workshop::updateCommandsOnViewSelection()
 {
-  PluginManagerPtr aMgr = ModelAPI_PluginManager::get();
+  SessionPtr aMgr = ModelAPI_Session::get();
   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
   XGUI_Selection* aSelection = mySelector->selection();
+  if (aSelection->getSelected().size() == 0)
+    return;
 
   QList<QAction*> aActions = getModuleCommands();
-  foreach(QAction* aAction, aActions) {
+  foreach(QAction* aAction, aActions)
+  {
     QString aId = aAction->data().toString();
-    const ModelAPI_Validator* aValidator = aFactory->validator(aId.toStdString());
-    if (aValidator) {
-      const ModuleBase_SelectionValidator* aSelValidator = 
-        dynamic_cast<const ModuleBase_SelectionValidator*>(aValidator);
-      if (aSelValidator) {
-        aAction->setEnabled(aSelValidator->isValid(aSelection));
+    std::list<ModelAPI_Validator*> aValidators;
+    std::list<std::list<std::string> > anArguments;
+    aFactory->validators(aId.toStdString(), aValidators, anArguments);
+    std::list<ModelAPI_Validator*>::iterator aValidator = aValidators.begin();
+    for (; aValidator != aValidators.end(); aValidator++) {
+      if (*aValidator) {
+        const ModuleBase_SelectionValidator* aSelValidator =
+            dynamic_cast<const ModuleBase_SelectionValidator*>(*aValidator);
+        if (aSelValidator) {
+          aAction->setEnabled(aSelValidator->isValid(aSelection));
+        }
       }
     }
   }
 }
+
+//**************************************************************
+void XGUI_Workshop::registerValidators() const
+{
+  SessionPtr aMgr = ModelAPI_Session::get();
+  ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
+}
+
+//**************************************************************
+void XGUI_Workshop::displayAllResults()
+{
+  SessionPtr aMgr = ModelAPI_Session::get();
+  DocumentPtr aRootDoc = aMgr->rootDocument();
+  displayDocumentResults(aRootDoc);
+  for (int i = 0; i < aRootDoc->size(ModelAPI_ResultPart::group()); i++) {
+    ObjectPtr aObject = aRootDoc->object(ModelAPI_ResultPart::group(), i);
+    ResultPartPtr aPart = boost::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
+    displayDocumentResults(aPart->partDoc());
+  }
+  myDisplayer->updateViewer();
+}
+
+//**************************************************************
+void XGUI_Workshop::displayDocumentResults(DocumentPtr theDoc)
+{
+  if (!theDoc)
+    return;
+  displayGroupResults(theDoc, ModelAPI_ResultConstruction::group());
+  displayGroupResults(theDoc, ModelAPI_ResultBody::group());
+}
+
+//**************************************************************
+void XGUI_Workshop::displayGroupResults(DocumentPtr theDoc, std::string theGroup)
+{
+  for (int i = 0; i < theDoc->size(theGroup); i++)
+    myDisplayer->display(theDoc->object(theGroup, i), false);
+}