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Sketch shape in plane selection filter should not be activated while PartSet_WidgetSh...
[modules/shaper.git] / src / XGUI / XGUI_Workshop.cpp
index a742061bf9bbaf51d6c98bc8135c7b458141ebb6..89c21c6cfe26ddbed9b829863cef65b342147768 100755 (executable)
@@ -1,22 +1,47 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
+// Copyright (C) 2014-2017  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or
+// email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
+//
 
-//#include "XGUI_Constants.h"
 #include "XGUI_Workshop.h"
 
 #include "XGUI_ActionsMgr.h"
+#include "XGUI_ActiveControlMgr.h"
+#include "XGUI_ActiveControlSelector.h"
 #include "XGUI_MenuMgr.h"
 #include "XGUI_ColorDialog.h"
 #include "XGUI_DeflectionDialog.h"
+#include "XGUI_TransparencyWidget.h"
 #include "XGUI_ContextMenuMgr.h"
 #include "XGUI_Displayer.h"
 #include "XGUI_ErrorDialog.h"
 #include "XGUI_ErrorMgr.h"
+#include "XGUI_FacesPanel.h"
+#include "XGUI_FacesPanelSelector.h"
 #include "XGUI_ModuleConnector.h"
 #include "XGUI_ObjectsBrowser.h"
 #include "XGUI_OperationMgr.h"
 #include "XGUI_PropertyPanel.h"
+#include "XGUI_PropertyPanelSelector.h"
+#include "XGUI_PropertyDialog.h"
 #include "XGUI_SalomeConnector.h"
 #include "XGUI_Selection.h"
+#include "XGUI_SelectionActivate.h"
 #include "XGUI_SelectionMgr.h"
 #include "XGUI_Tools.h"
 #include "XGUI_ViewerProxy.h"
@@ -36,6 +61,8 @@
 #include <AppElements_Workbench.h>
 #endif
 
+#include <Config_XMLReader.h>
+
 #include <ModelAPI_AttributeDocRef.h>
 #include <ModelAPI_AttributeIntArray.h>
 #include <ModelAPI_AttributeDouble.h>
 #include <ModelAPI_Feature.h>
 #include <ModelAPI_Object.h>
 #include <ModelAPI_ResultBody.h>
+#include <ModelAPI_ResultCompSolid.h>
 #include <ModelAPI_ResultConstruction.h>
 #include <ModelAPI_ResultGroup.h>
 #include <ModelAPI_ResultParameter.h>
+#include <ModelAPI_ResultField.h>
 #include <ModelAPI_Session.h>
 #include <ModelAPI_Validator.h>
-#include <ModelAPI_ResultCompSolid.h>
 #include <ModelAPI_Tools.h>
 
 //#include <PartSetPlugin_Part.h>
@@ -58,7 +86,6 @@
 #include <Events_InfoMessage.h>
 #include <Events_LongOp.h>
 
-#include <ModuleBase_FilterFactory.h>
 #include <ModuleBase_IModule.h>
 #include <ModuleBase_IViewer.h>
 #include <ModuleBase_Operation.h>
 #include <ModuleBase_WidgetValidated.h>
 #include <ModuleBase_ModelWidget.h>
 #include <ModuleBase_ResultPrs.h>
+#include <ModuleBase_ActionIntParameter.h>
 
 #include <Config_Common.h>
 #include <Config_FeatureMessage.h>
 #include <Config_ModuleReader.h>
 #include <Config_PointerMessage.h>
 #include <Config_PropManager.h>
-#include <Config_SelectionFilterMessage.h>
 #include <Config_DataModelReader.h>
 #include <Config_Translator.h>
+#include <Config_WidgetAPI.h>
+#include <Config_Keywords.h>
 
 #include <SUIT_ResourceMgr.h>
 
+#include <AIS_Trihedron.hxx>
+#ifdef BEFORE_TRIHEDRON_PATCH
+#include <AIS_Point.hxx>
+#include <AIS_Axis.hxx>
+#endif
+
 #include <QApplication>
 #include <QFileDialog>
 #include <QMessageBox>
 
 #include <iterator>
 
-#ifdef DFBROWSER
+#ifdef TINSPECTOR
 #include <CDF_Session.hxx>
-#include <DFBrowserAPI_Communicator.hxx>
-static bool DFBrowser_FirstCall = true;
+#include <CDF_Application.hxx>
+#include <inspector/TInspector_Communicator.hxx>
+#include <inspector/VInspector_CallBack.hxx>
+static TInspector_Communicator* MyTCommunicator;
+static Handle(VInspector_CallBack) MyVCallBack;
+
 #endif
 
 #ifdef _DEBUG
@@ -120,18 +159,22 @@ static bool DFBrowser_FirstCall = true;
 #include <dlfcn.h>
 #endif
 
+//#define DEBUG_WITH_MESSAGE_REPORT
+
 QString XGUI_Workshop::MOVE_TO_END_COMMAND = QObject::tr("Move to the end");
 
 //#define DEBUG_DELETE
 //#define DEBUG_FEATURE_NAME
 //#define DEBUG_CLEAN_HISTORY
 
+//******************************************************
 XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
     : QObject(),
       myCurrentDir(QString()),
       myModule(NULL),
       mySalomeConnector(theConnector),
       myPropertyPanel(0),
+      myFacesPanel(0),
       myObjectBrowser(0),
       myDisplayer(0)
       //myViewerSelMode(TopAbs_FACE)
@@ -142,6 +185,7 @@ XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
   ModuleBase_IWorkshop* aWorkshop = moduleConnector();
   // Has to be defined first in order to get errors and messages from other components
   myEventsListener = new XGUI_WorkshopListener(aWorkshop);
+  mySelectionActivate = new XGUI_SelectionActivate(aWorkshop);
 
   SUIT_ResourceMgr* aResMgr = ModuleBase_Preferences::resourceMgr();
 #ifndef HAVE_SALOME
@@ -181,6 +225,7 @@ XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
   connect(mySelector, SIGNAL(selectionChanged()), this, SLOT(updateCommandStatus()));
 
   myActionsMgr = new XGUI_ActionsMgr(this);
+  myActiveControlMgr = new XGUI_ActiveControlMgr(myModuleConnector);
   myMenuMgr = new XGUI_MenuMgr(this);
   myErrorDlg = new XGUI_ErrorDialog(QApplication::desktop());
   myContextMenuMgr = new XGUI_ContextMenuMgr(this);
@@ -225,16 +270,8 @@ XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
                                    ModelAPI_ResultConstruction::DEFAULT_COLOR());
   Config_PropManager::registerProp("Visualization", "result_part_color", "Part color",
                                    Config_Prop::Color, ModelAPI_ResultPart::DEFAULT_COLOR());
-
-  Config_PropManager::registerProp("Visualization", "body_deflection",
-                                   "Body deflection coefficient",
-                                   Config_Prop::Double,
-                                   ModelAPI_ResultBody::DEFAULT_DEFLECTION());
-
-  Config_PropManager::registerProp("Visualization", "construction_deflection",
-                                   "Construction deflection coefficient",
-                                   Config_Prop::Double,
-                                   ModelAPI_ResultConstruction::DEFAULT_DEFLECTION());
+  Config_PropManager::registerProp("Visualization", "result_field_color", "Field color",
+                                   Config_Prop::Color, ModelAPI_ResultField::DEFAULT_COLOR());
 
   if (ModuleBase_Preferences::resourceMgr()->booleanValue("Viewer", "face-selection", true))
     myViewerSelMode.append(TopAbs_FACE);
@@ -273,7 +310,17 @@ void XGUI_Workshop::startApplication()
   Config_PropManager::registerProp("Plugins", "default_path", "Default Path",
                                    Config_Prop::Directory, "");
 
+  std::string aDir = Config_XMLReader::resourcesConfigFile();
+  Config_PropManager::registerProp("Plugins", "import_initial_path", "Import initial directory",
+                                   Config_Prop::Directory, aDir);
 
+#ifdef _DEBUG
+  Config_PropManager::registerProp("Plugins", "create_part_by_start", "Create Part by Start",
+    Config_Prop::Boolean, "false");
+
+  Config_PropManager::registerProp("Plugins", "show_hide_faces", "Show Hide Faces (on the right)",
+    Config_Prop::Boolean, "false");
+#endif
   registerValidators();
 
   // Calling of  loadCustomProps before activating module is required
@@ -293,11 +340,19 @@ void XGUI_Workshop::startApplication()
           SLOT(onTrihedronVisibilityChanged(bool)));
 
   emit applicationStarted();
+
+#ifdef _DEBUG
+  bool aNewPart = Config_PropManager::boolean("Plugins", "create_part_by_start");
+  if (aNewPart) {
+      module()->launchOperation("Part", false); // PartSetPlugin_Part::ID()
+  }
+#endif
 }
 
+//******************************************************
 void XGUI_Workshop::activateModule()
 {
-  myModule->activateSelectionFilters();
+  selectionActivate()->updateSelectionFilters();
 
   connect(myDisplayer, SIGNAL(objectDisplayed(ObjectPtr, AISObjectPtr)),
     myModule, SLOT(onObjectDisplayed(ObjectPtr, AISObjectPtr)));
@@ -313,12 +368,11 @@ void XGUI_Workshop::activateModule()
   myOperationMgr->activate();
 }
 
+//******************************************************
 void XGUI_Workshop::deactivateModule()
 {
-  myModule->deactivateSelectionFilters();
-
   // remove internal displayer filter
-  displayer()->deactivateSelectionFilters();
+  displayer()->deactivateSelectionFilters(false);
 
   disconnect(myDisplayer, SIGNAL(objectDisplayed(ObjectPtr, AISObjectPtr)),
     myModule, SLOT(onObjectDisplayed(ObjectPtr, AISObjectPtr)));
@@ -328,6 +382,17 @@ void XGUI_Workshop::deactivateModule()
   XGUI_Displayer* aDisplayer = displayer();
   QObjectPtrList aDisplayed = aDisplayer->displayedObjects();
   aDisplayer->deactivateObjects(aDisplayed, true);
+  selectionActivate()->deactivateTrihedronInSelectionModes();
+
+#ifdef BEFORE_TRIHEDRON_PATCH
+  //Handle(AIS_Trihedron) aTrihedron = Handle(AIS_Trihedron)::DownCast(aDisplayer->getTrihedron());
+  /// Trihedron problem: objects stayed in the viewer, should be removed manually
+  /// otherwise in SALOME happens crash by HideAll in the viewer
+  aContext->Remove(aTrihedron->Position(), true);
+  aContext->Remove(aTrihedron->Axis(), true);
+  aContext->Remove(aTrihedron->XAxis(), true);
+  aContext->Remove(aTrihedron->YAxis(), true);
+#endif
 
   myOperationMgr->deactivate();
 }
@@ -359,14 +424,6 @@ void XGUI_Workshop::initMenu()
   addHistoryMenu(aAction, SIGNAL(updateRedoHistory(const QList<ActionInfo>&)), SLOT(onRedo(int)));
 
   salomeConnector()->addDesktopMenuSeparator("MEN_DESK_EDIT");
-  //aAction = salomeConnector()->addDesktopCommand("REBUILD_CMD", tr("Rebuild"),
-  //                                            tr("Rebuild data objects"),
-  //                                            QIcon(":pictures/rebuild.png"), QKeySequence(),
-  //                                            false, "MEN_DESK_EDIT");
-  //salomeConnector()->addActionInToolbar( aAction, aToolBarTitle );
-
-  //connect(aAction, SIGNAL(triggered(bool)), this, SLOT(onRebuild()));
-  //salomeConnector()->addDesktopMenuSeparator("MEN_DESK_EDIT");
 
   aAction = salomeConnector()->addDesktopCommand("SAVEAS_CMD", tr("Export native..."),
                                              tr("Export the current document into a native file"),
@@ -414,12 +471,6 @@ void XGUI_Workshop::initMenu()
                  SIGNAL(updateRedoHistory(const QList<ActionInfo>&)),
                  SLOT(onRedo(int)));
 
-  //aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
-  //  QIcon(":pictures/rebuild.png"), QKeySequence());
-  //aCommand->connectTo(this, SLOT(onRebuild()));
-
-  //aCommand->disable();
-
   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
                                 QIcon(":pictures/open.png"), QKeySequence::Open);
   aCommand->connectTo(this, SLOT(onOpen()));
@@ -435,6 +486,7 @@ void XGUI_Workshop::initMenu()
 }
 
 #ifndef HAVE_SALOME
+//******************************************************
 AppElements_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 {
   AppElements_MainMenu* aMenuBar = myMainWindow->menuObject();
@@ -470,7 +522,7 @@ void XGUI_Workshop::onAcceptActionClicked()
                                                     (anOperationMgr->currentOperation());
     if (aFOperation) {
       //if (errorMgr()->canProcessClick(anAction, aFOperation->feature()))
-      myOperationMgr->onCommitOperation();
+      myOperationMgr->commitOperation();
     }
   }
 }
@@ -494,7 +546,7 @@ void XGUI_Workshop::onPreviewActionClicked()
 void XGUI_Workshop::deactivateActiveObject(const ObjectPtr& theObject, const bool theUpdateViewer)
 {
   if (!myModule->canActivateSelection(theObject)) {
-    if (myDisplayer->isActive(theObject)) {
+    if (selectionActivate()->isActive(theObject)) {
       QObjectPtrList anObjects;
       anObjects.append(theObject);
       myDisplayer->deactivateObjects(anObjects, theUpdateViewer);
@@ -520,6 +572,7 @@ bool XGUI_Workshop::isFeatureOfNested(const FeaturePtr& theFeature)
   return aHasNested;
 }
 
+//******************************************************
 void XGUI_Workshop::fillPropertyPanel(ModuleBase_Operation* theOperation)
 {
   ModuleBase_OperationFeature* aFOperation =
@@ -527,7 +580,7 @@ void XGUI_Workshop::fillPropertyPanel(ModuleBase_Operation* theOperation)
   if (!aFOperation)
     return;
 
-  showPropertyPanel();
+  showPanel(myPropertyPanel);
   myPropertyPanel->cleanContent();
 
   QList<ModuleBase_ModelWidget*> aWidgets;
@@ -562,17 +615,26 @@ void XGUI_Workshop::fillPropertyPanel(ModuleBase_Operation* theOperation)
       aWidget->restoreValue();
     aWidget->enableFocusProcessing();
   }
-  ModuleBase_Tools::flushUpdated(aFeature);
-
   // update visible state of Preview button
+  std::shared_ptr<Config_FeatureMessage> aFeatureInfo;
 #ifdef HAVE_SALOME
-  bool anIsAutoPreview =
-    mySalomeConnector->featureInfo(aFeatureKind.c_str())->isAutoPreview();
+  aFeatureInfo = mySalomeConnector->featureInfo(aFeatureKind.c_str());
 #else
   AppElements_MainMenu* aMenuBar = mainWindow()->menuObject();
   AppElements_Command* aCommand = aMenuBar->feature(aFeatureKind.c_str());
-  bool anIsAutoPreview = aCommand && aCommand->featureMessage()->isAutoPreview();
+  if (aCommand)
+    aFeatureInfo = aCommand->featureMessage();
 #endif
+  bool anIsAutoPreview = true;
+  if (aFeatureInfo.get())
+    anIsAutoPreview = aFeatureInfo->isAutoPreview();
+  else {
+    std::string aXmlCfg, aDescription;
+    module()->getXMLRepresentation(aFeatureKind, aXmlCfg, aDescription);
+    ModuleBase_WidgetFactory aFactory(aXmlCfg, moduleConnector());
+    anIsAutoPreview = aFactory.widgetAPI()->getBooleanAttribute(FEATURE_AUTO_PREVIEW, true);
+  }
+
   if (!anIsAutoPreview) {
     myPropertyPanel->findButton(PROP_PANEL_PREVIEW)->setVisible(true);
     // send signal about preview should not be computed automatically, click on preview
@@ -581,6 +643,10 @@ void XGUI_Workshop::fillPropertyPanel(ModuleBase_Operation* theOperation)
                   new Events_Message(Events_Loop::eventByName(EVENT_PREVIEW_BLOCKED)));
     Events_Loop::loop()->send(aMsg);
   }
+  // if update happens after preview is blocked, it does nothing when blocked
+  // it improves performance for valid objects on feature start
+  ModuleBase_Tools::flushUpdated(aFeature);
+
   myPropertyPanel->setModelWidgets(aWidgets);
   aFOperation->setPropertyPanel(myPropertyPanel);
 
@@ -598,6 +664,7 @@ void XGUI_Workshop::fillPropertyPanel(ModuleBase_Operation* theOperation)
   myErrorMgr->setPropertyPanel(myPropertyPanel);
 }
 
+//******************************************************
 void XGUI_Workshop::connectToPropertyPanel(const bool isToConnect)
 {
   XGUI_PropertyPanel* aPropertyPanel = propertyPanel();
@@ -633,7 +700,6 @@ void XGUI_Workshop::onOperationResumed(ModuleBase_Operation* theOperation)
   myModule->operationResumed(theOperation);
 }
 
-
 //******************************************************
 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 {
@@ -647,7 +713,7 @@ void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
   ModuleBase_ISelection* aSel = mySelector->selection();
   QObjectPtrList aObj = aSel->selectedPresentations();
   //!< No need for property panel
-  hidePropertyPanel();
+  hidePanel(myPropertyPanel);
   myPropertyPanel->cleanContent();
 
   connectToPropertyPanel(false);
@@ -658,14 +724,14 @@ void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
   QObjectPtrList anObjects;
   FeaturePtr aFeature = aFOperation->feature();
   if (aFeature.get()) { // feature may be not created (plugin load fail)
-    if (myDisplayer->isVisible(aFeature) && !myDisplayer->isActive(aFeature))
+    if (myDisplayer->isVisible(aFeature) && !selectionActivate()->isActive(aFeature))
       anObjects.append(aFeature);
     std::list<ResultPtr> aResults;
     ModelAPI_Tools::allResults(aFeature, aResults);
     std::list<ResultPtr>::const_iterator aIt;
     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
       ResultPtr anObject = *aIt;
-      if (myDisplayer->isVisible(anObject) && !myDisplayer->isActive(anObject)) {
+      if (myDisplayer->isVisible(anObject) && !selectionActivate()->isActive(anObject)) {
         anObjects.append(anObject);
       }
     }
@@ -673,17 +739,19 @@ void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
   activateObjectsSelection(anObjects);
 }
 
-
+//******************************************************
 void XGUI_Workshop::onOperationCommitted(ModuleBase_Operation* theOperation)
 {
   myModule->operationCommitted(theOperation);
 }
 
+//******************************************************
 void XGUI_Workshop::onOperationAborted(ModuleBase_Operation* theOperation)
 {
   myModule->operationAborted(theOperation);
 }
 
+//******************************************************
 void XGUI_Workshop::setGrantedFeatures(ModuleBase_Operation* theOperation)
 {
   ModuleBase_OperationFeature* aFOperation =
@@ -786,6 +854,7 @@ void XGUI_Workshop::openDirectory(const QString& theDirectory)
   }
 
   QApplication::setOverrideCursor(Qt::WaitCursor);
+  module()->closeDocument();
   SessionPtr aSession = ModelAPI_Session::get();
   aSession->closeAll();
   aSession->load(myCurrentDir.toLatin1().constData());
@@ -801,6 +870,22 @@ void XGUI_Workshop::openDirectory(const QString& theDirectory)
 #ifndef HAVE_SALOME
   myMainWindow->setCurrentDir(myCurrentDir, true);
 #endif
+
+#ifdef _DEBUG
+  bool aNewPart = Config_PropManager::boolean("Plugins", "create_part_by_start");
+  if (aNewPart) {
+
+    DocumentPtr aRootDoc = ModelAPI_Session::get()->moduleDocument();
+    int aSize = aRootDoc->size(ModelAPI_ResultPart::group());
+    if (aSize > 0 ) {
+      ObjectPtr aObject = aRootDoc->object(ModelAPI_ResultPart::group(), 0);
+      ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
+      if (aPart.get())
+        aPart->activate();
+    }
+  }
+#endif
+
   QApplication::restoreOverrideCursor();
 }
 
@@ -877,7 +962,7 @@ void XGUI_Workshop::onTrihedronVisibilityChanged(bool theState)
 //******************************************************
 bool XGUI_Workshop::onSave()
 {
-  if(!abortAllOperations())
+  if(!myOperationMgr->abortAllOperations(XGUI_OperationMgr::XGUI_InformationMessage))
     return false;
   if (myCurrentDir.isEmpty()) {
     return onSaveAs();
@@ -894,7 +979,7 @@ bool XGUI_Workshop::onSave()
 //******************************************************
 bool XGUI_Workshop::onSaveAs()
 {
-  if(!abortAllOperations())
+  if(!myOperationMgr->abortAllOperations(XGUI_OperationMgr::XGUI_InformationMessage))
     return false;
   QFileDialog dialog(desktop());
   dialog.setWindowTitle(tr("Select directory to save files..."));
@@ -932,85 +1017,75 @@ bool XGUI_Workshop::onSaveAs()
 //******************************************************
 void XGUI_Workshop::onUndo(int theTimes)
 {
-  objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
-  SessionPtr aMgr = ModelAPI_Session::get();
-  std::list<std::string> aUndoList = aMgr->undoList();
-  if (aMgr->isOperation()) {
-    /// this is important for nested operations
-    /// when sketch operation is active, this condition is false and
-    /// the sketch operation is not aborted
-    operationMgr()->onAbortOperation();
-  }
-  std::list<std::string>::const_iterator aIt = aUndoList.cbegin();
-  for (int i = 0; (i < theTimes) && (aIt != aUndoList.cend()); ++i, ++aIt) {
-    aMgr->undo();
-    if (QString((*aIt).c_str()) == MOVE_TO_END_COMMAND)
-      myObjectBrowser->rebuildDataTree();
-  }
-
-  operationMgr()->updateApplyOfOperations();
-  updateCommandStatus();
+  processUndoRedo(ActionUndo, theTimes);
 }
 
 //******************************************************
 void XGUI_Workshop::onRedo(int theTimes)
 {
+  processUndoRedo(ActionRedo, theTimes);
+}
+
+//******************************************************
+void XGUI_Workshop::processUndoRedo(const ModuleBase_ActionType theActionType, int theTimes)
+{
+  ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+  if (anActiveWidget) {
+    ActionIntParamPtr aParam(new ModuleBase_ActionIntParameter(theTimes));
+    if (anActiveWidget->processAction(theActionType, aParam))
+      return;
+  }
   // the viewer update should be blocked in order to avoid the features blinking. For the created
   // feature a results are created, the flush of the created signal caused the viewer redisplay for
   // each created result. After a redisplay signal is flushed. So, the viewer update is blocked
   // until redo of all possible objects happens
   bool isUpdateEnabled = myDisplayer->enableUpdateViewer(false);
 
-  objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
   SessionPtr aMgr = ModelAPI_Session::get();
-  std::list<std::string> aRedoList = aMgr->redoList();
   if (aMgr->isOperation()) {
+    XGUI_OperationMgr* aOpMgr = operationMgr();
     /// this is important for nested operations
     /// when sketch operation is active, this condition is false and
     /// the sketch operation is not aborted
-    operationMgr()->onAbortOperation();
+    if (aOpMgr->canStopOperation(aOpMgr->currentOperation()))
+      aOpMgr->abortOperation(aOpMgr->currentOperation());
+    else
+      return;
   }
-  std::list<std::string>::const_iterator aIt = aRedoList.cbegin();
-  for (int i = 0; (i < theTimes) && (aIt != aRedoList.cend()); ++i, ++aIt) {
-    aMgr->redo();
+  objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
+  std::list<std::string> anActionList = theActionType == ActionUndo ? aMgr->undoList()
+    : aMgr->redoList();
+  std::list<std::string>::const_iterator aIt = anActionList.cbegin();
+  for (int i = 0; (i < theTimes) && (aIt != anActionList.cend()); ++i, ++aIt) {
+    if (theActionType == ActionUndo)
+      aMgr->undo();
+    else
+      aMgr->redo();
+
     if (QString((*aIt).c_str()) == MOVE_TO_END_COMMAND)
       myObjectBrowser->rebuildDataTree();
   }
   operationMgr()->updateApplyOfOperations();
+  facesPanel()->reset(true);
   updateCommandStatus();
 
   // unblock the viewer update functionality and make update on purpose
-  myDisplayer->enableUpdateViewer(isUpdateEnabled);
-  myDisplayer->updateViewer();
+  if (theActionType == ActionRedo) {
+    myDisplayer->enableUpdateViewer(isUpdateEnabled);
+    myDisplayer->updateViewer();
+  }
 }
 
-//******************************************************
-//void XGUI_Workshop::onRebuild()
-//{
-//  SessionPtr aMgr = ModelAPI_Session::get();
-//  bool aWasOperation = aMgr->isOperation(); // keep this value
-//  if (!aWasOperation) {
-//    aMgr->startOperation("Rebuild");
-//  }
-//  static const Events_ID aRebuildEvent = Events_Loop::loop()->eventByName("Rebuild");
-//  Events_Loop::loop()->send(std::shared_ptr<Events_Message>(
-//    new Events_Message(aRebuildEvent, this)));
-//  if (!aWasOperation) {
-//    aMgr->finishOperation();
-//  }
-//  updateCommandStatus();
-//}
-
 //******************************************************
 void XGUI_Workshop::onWidgetStateChanged(int thePreviousState)
 {
-  ModuleBase_ModelWidget* anActiveWidget = 0;
-  ModuleBase_Operation* anOperation = myOperationMgr->currentOperation();
-  if (anOperation) {
-    ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
-    if (aPanel)
-      anActiveWidget = aPanel->activeWidget();
-  }
+  ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+  //ModuleBase_Operation* anOperation = myOperationMgr->currentOperation();
+  //if (anOperation) {
+  //  ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
+  //  if (aPanel)
+  //    anActiveWidget = aPanel->activeWidget();
+  //}
   if (anActiveWidget)
     operationMgr()->onValidateOperation();
 
@@ -1039,11 +1114,13 @@ void XGUI_Workshop::onValuesChanged()
   }
 }
 
+//******************************************************
 void XGUI_Workshop::onWidgetObjectUpdated()
 {
   operationMgr()->onValidateOperation();
 }
 
+//******************************************************
 ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
 {
   QString libName = QString::fromStdString(library(theModule.toStdString()));
@@ -1139,10 +1216,24 @@ void XGUI_Workshop::updateCommandStatus()
   if (aMgr->hasModuleDocument()) {
     foreach(QAction* aCmd, aCommands) {
       QString aId = aCmd->data().toString();
-      if (aId == "UNDO_CMD")
-        aCmd->setEnabled(myModule->canUndo());
-      else if (aId == "REDO_CMD")
-        aCmd->setEnabled(myModule->canRedo());
+      if (aId == "UNDO_CMD") {
+        bool isActionEnabled = false;
+        // if ultimate is true -> using result of operation only, or using OR combination
+        ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+        if (anActiveWidget && anActiveWidget->canProcessAction(ActionUndo, isActionEnabled))
+          aCmd->setEnabled(isActionEnabled);
+        else
+          aCmd->setEnabled(myModule->canUndo());
+      }
+      else if (aId == "REDO_CMD") {
+        bool isActionEnabled = false;
+        // if ultimate is true -> using result of operation only, or using OR combination
+        ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+        if (anActiveWidget && anActiveWidget->canProcessAction(ActionRedo, isActionEnabled))
+          aCmd->setEnabled(isActionEnabled);
+        else
+          aCmd->setEnabled(myModule->canRedo());
+      }
       else
         // Enable all commands
         aCmd->setEnabled(true);
@@ -1163,14 +1254,24 @@ void XGUI_Workshop::updateCommandStatus()
   emit commandStatusUpdated();
 }
 
+//******************************************************
 void XGUI_Workshop::updateHistory()
 {
-  std::list<std::string> aUndoList = ModelAPI_Session::get()->undoList();
-  QList<ActionInfo> aUndoRes = processHistoryList(aUndoList);
-  emit updateUndoHistory(aUndoRes);
+  bool isActionEnabled = false;
+  ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+  QList<ActionInfo> aUndoRes;
+  QList<ActionInfo> aRedoRes;
+  if (anActiveWidget && anActiveWidget->canProcessAction(ActionUndo, isActionEnabled)) {
+    aUndoRes = anActiveWidget->actionsList(ActionUndo);
+    aRedoRes = anActiveWidget->actionsList(ActionRedo);
+  } else {
+    std::list<std::string> aUndoList = ModelAPI_Session::get()->undoList();
+    aUndoRes = processHistoryList(aUndoList);
 
-  std::list<std::string> aRedoList = ModelAPI_Session::get()->redoList();
-  QList<ActionInfo> aRedoRes = processHistoryList(aRedoList);
+    std::list<std::string> aRedoList = ModelAPI_Session::get()->redoList();
+    aRedoRes = processHistoryList(aRedoList);
+  }
+  emit updateUndoHistory(aUndoRes);
   emit updateRedoHistory(aRedoRes);
 }
 
@@ -1184,7 +1285,7 @@ QDockWidget* XGUI_Workshop::createObjectBrowser(QWidget* theParent)
   aObjDock->setWindowTitle(tr("Object browser"));
   aObjDock->setStyleSheet(
       "::title { position: relative; padding-left: 5px; text-align: left center }");
-  myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock);
+  myObjectBrowser = new XGUI_ObjectsBrowser(aObjDock, this);
   myObjectBrowser->setXMLReader(myDataModelXMLReader);
   myModule->customizeObjectBrowser(myObjectBrowser);
   aObjDock->setWidget(myObjectBrowser);
@@ -1204,13 +1305,52 @@ void XGUI_Workshop::createDockWidgets()
   QDockWidget* aObjDock = createObjectBrowser(aDesktop);
   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, aObjDock);
   myPropertyPanel = new XGUI_PropertyPanel(aDesktop, myOperationMgr);
+  myActiveControlMgr->addSelector(new XGUI_PropertyPanelSelector(myPropertyPanel));
+
   myPropertyPanel->setupActions(myActionsMgr);
   myPropertyPanel->setAllowedAreas(Qt::LeftDockWidgetArea |
                                    Qt::RightDockWidgetArea |
                                    Qt::BottomDockWidgetArea);
   aDesktop->addDockWidget(Qt::LeftDockWidgetArea, myPropertyPanel);
-  hidePropertyPanel();  ///<! Invisible by default
+  hidePanel(myPropertyPanel);  ///<! Invisible by default
+
+  myFacesPanel = new XGUI_FacesPanel(aDesktop, myModuleConnector);
+  myActiveControlMgr->addSelector(new XGUI_FacesPanelSelector(myFacesPanel));
+  myFacesPanel->setAllowedAreas(Qt::LeftDockWidgetArea |
+                                Qt::RightDockWidgetArea |
+                                Qt::BottomDockWidgetArea);
+  connect(myFacesPanel, SIGNAL(closed()), myFacesPanel, SLOT(onClosed()));
+
+  aDesktop->addDockWidget(
+#ifdef HAVE_SALOME
+    Qt::RightDockWidgetArea,
+#else
+    Qt::LeftDockWidgetArea,
+#endif
+    myFacesPanel);
+  hidePanel(myFacesPanel);  ///<! Invisible by default
+
+#ifdef _DEBUG
+  bool aShowOnTheRight = Config_PropManager::boolean("Plugins", "show_hide_faces");
+  if (aShowOnTheRight) {
+    aDesktop->addDockWidget(Qt::RightDockWidgetArea, myFacesPanel);
+    showPanel(myFacesPanel);
+  }
+#endif
   hideObjectBrowser();
+
+#ifndef HAVE_SALOME
+#ifdef _DEBUG
+  if (!aShowOnTheRight)
+  {
+#endif // _DEBUG
+  aDesktop->tabifyDockWidget(myFacesPanel, aObjDock);
+#ifdef _DEBUG
+  }
+#endif // _DEBUG
+
+#endif // HAVE_SALOME
+
   aDesktop->tabifyDockWidget(aObjDock, myPropertyPanel);
   myPropertyPanel->installEventFilter(myOperationMgr);
 
@@ -1230,29 +1370,32 @@ void XGUI_Workshop::createDockWidgets()
 }
 
 //******************************************************
-void XGUI_Workshop::showPropertyPanel()
+void XGUI_Workshop::showPanel(QDockWidget* theDockWidget)
 {
-  QAction* aViewAct = myPropertyPanel->toggleViewAction();
-  ///<! Restore ability to close panel from the window's menu
-  aViewAct->setEnabled(true);
-  myPropertyPanel->show();
-  myPropertyPanel->raise();
+  if (theDockWidget == myPropertyPanel) {
+    QAction* aViewAct = myPropertyPanel->toggleViewAction();
+    ///<! Restore ability to close panel from the window's menu
+    aViewAct->setEnabled(true);
+  }
+  theDockWidget->show();
+  theDockWidget->raise();
 
   // The next code is necessary to made the property panel the active window
   // in order to operation manager could process key events of the panel.
   // otherwise they are ignored. It happens only if the same(activateWindow) is
   // not happened by property panel activation(e.g. resume operation of Sketch)
-  ModuleBase_Tools::activateWindow(myPropertyPanel, "XGUI_Workshop::showPropertyPanel()");
-  ModuleBase_Tools::setFocus(myPropertyPanel, "XGUI_Workshop::showPropertyPanel()");
+  ModuleBase_Tools::setFocus(theDockWidget, "XGUI_Workshop::showPanel()");
 }
 
 //******************************************************
-void XGUI_Workshop::hidePropertyPanel()
+void XGUI_Workshop::hidePanel(QDockWidget* theDockWidget)
 {
-  QAction* aViewAct = myPropertyPanel->toggleViewAction();
-  ///<! Do not allow to show empty property panel
-  aViewAct->setEnabled(false);
-  myPropertyPanel->hide();
+  if (theDockWidget && theDockWidget == myPropertyPanel) {
+    QAction* aViewAct = theDockWidget->toggleViewAction();
+    ///<! Do not allow to show empty property panel
+    aViewAct->setEnabled(false);
+  }
+  theDockWidget->hide();
 
   // the property panel is active window of the desktop, when it is
   // hidden, it is undefined which window becomes active. By this reason
@@ -1262,8 +1405,7 @@ void XGUI_Workshop::hidePropertyPanel()
   // are processed by this console. For example Undo actions.
   // It is possible that this code is to be moved to SHAPER package
   QMainWindow* aDesktop = desktop();
-  ModuleBase_Tools::activateWindow(aDesktop, "XGUI_Workshop::hidePropertyPanel()");
-  ModuleBase_Tools::setFocus(aDesktop, "XGUI_Workshop::showPropertyPanel()");
+  ModuleBase_Tools::setFocus(aDesktop, "XGUI_Workshop::hidePanel()");
 }
 
 //******************************************************
@@ -1306,15 +1448,23 @@ void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
     changeColor(aObjects);
   else if (theId == "DEFLECTION_CMD")
     changeDeflection(aObjects);
+#ifdef USE_TRANSPARENCY
+  else if (theId == "TRANSPARENCY_CMD")
+    changeTransparency(aObjects);
+#endif
   else if (theId == "SHOW_CMD") {
     showObjects(aObjects, true);
     mySelector->updateSelectionBy(ModuleBase_ISelection::Browser);
+    updateCommandStatus();
   }
-  else if (theId == "HIDE_CMD")
+  else if (theId == "HIDE_CMD") {
     showObjects(aObjects, false);
+    updateCommandStatus();
+  }
   else if (theId == "SHOW_ONLY_CMD") {
     showOnlyObjects(aObjects);
     mySelector->updateSelectionBy(ModuleBase_ISelection::Browser);
+    updateCommandStatus();
   }
   else if (theId == "SHADING_CMD")
     setDisplayMode(aObjects, XGUI_Displayer::Shading);
@@ -1327,12 +1477,29 @@ void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
         aObj->setDisplayed(false);
     }
     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+#ifdef HAVE_SALOME
+    //issue #2159 Hide all incomplete behavior
+    viewer()->eraseAll();
+#endif
+    updateCommandStatus();
+    // Necessary for update icons in ObjectBrowser on Linux
+    myObjectBrowser->updateAllIndexes();
   } else if (theId == "SELECT_VERTEX_CMD") {
     setViewerSelectionMode(TopAbs_VERTEX);
   } else if (theId == "SELECT_EDGE_CMD") {
     setViewerSelectionMode(TopAbs_EDGE);
   } else if (theId == "SELECT_FACE_CMD") {
     setViewerSelectionMode(TopAbs_FACE);
+  } else if (theId == "INSERT_FOLDER_CMD") {
+    insertFeatureFolder();
+  } else if (theId == "ADD_TO_FOLDER_BEFORE_CMD") {
+    insertToFolder(true);
+  } else if (theId == "ADD_TO_FOLDER_AFTER_CMD") {
+    insertToFolder(false);
+  } else if (theId == "ADD_OUT_FOLDER_BEFORE_CMD") {
+    moveOutFolder(true);
+  } else if (theId == "ADD_OUT_FOLDER_AFTER_CMD") {
+    moveOutFolder(false);
   } else if (theId == "SELECT_RESULT_CMD") {
     //setViewerSelectionMode(-1);
     //IMP: an attempt to use result selection with other selection modes
@@ -1343,20 +1510,59 @@ void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
   } else if (theId == "SHOW_FEATURE_CMD") {
     highlightFeature(aObjects);
   }
-#ifdef VINSPECTOR
-  else if (theId == "VINSPECTOR_VIEW") {
-    displayer()->setVInspectorVisible(true);
-  }
+#ifdef TINSPECTOR
+  else if (theId == "TINSPECTOR_VIEW") {
+    Handle(CDF_Application) anApplication = CDF_Session::CurrentSession()->CurrentApplication();
+    if (!anApplication.IsNull())
+    {
+      if (!MyTCommunicator)
+      {
+        MyTCommunicator = new TInspector_Communicator();
+
+        NCollection_List<Handle(Standard_Transient)> aParameters;
+        aParameters.Append(anApplication);
+        Handle(AIS_InteractiveContext) aContext = viewer()->AISContext();
+        if (!aContext.IsNull())
+          aParameters.Append(aContext);
+
+#ifdef DEBUG_WITH_MESSAGE_REPORT
+        Handle(Message_Report) aContextReport = aContext->GetReport();
+        aContext->SetReportActive (Standard_True);
+        aContextReport->SetLimit (1000);
+        if (!aContextReport.IsNull())
+          aParameters.Append(aContextReport);
 #endif
-#ifdef DFBROWSER
-  else if (theId == "DFBROWSER_VIEW") {
-    if (DFBrowser_FirstCall) {
-      Handle(CDF_Application) anApplication = CDF_Session::CurrentSession()->CurrentApplication();
-
-      DFBrowserAPI_Communicator* aCommunicator =
-                     DFBrowserAPI_Communicator::loadPluginLibrary("DFBrowser.dll");
-      aCommunicator->setApplication(anApplication);
-      DFBrowser_FirstCall = false;
+        MyVCallBack = new VInspector_CallBack();
+        myDisplayer->setCallBack(MyVCallBack);
+        #ifndef HAVE_SALOME
+        AppElements_Viewer* aViewer = mainWindow()->viewer();
+        if (aViewer)
+          aViewer->setCallBack(MyVCallBack);
+        #endif
+        aParameters.Append(MyVCallBack);
+
+        MyTCommunicator->RegisterPlugin("TKDFBrowser");
+        MyTCommunicator->RegisterPlugin("TKShapeView");
+        MyTCommunicator->RegisterPlugin("TKVInspector");
+#ifdef DEBUG_WITH_MESSAGE_REPORT
+        MyTCommunicator->RegisterPlugin("TKMessageView");
+#endif
+        MyTCommunicator->RegisterPlugin("SMBrowser"); // custom plugin to view ModelAPI
+        //MyTCommunicator->RegisterPlugin("TKSMBrowser"); // custom plugin to view ModelAPI
+
+        MyTCommunicator->Init(aParameters);
+        MyTCommunicator->Activate("TKSMBrowser"); // to have button in TInspector
+#ifndef DEBUG_WITH_MESSAGE_REPORT
+        MyTCommunicator->Activate("TKVInspector"); // to have filled callback by model
+#endif
+        MyTCommunicator->Activate("TKDFBrowser");
+
+#ifdef DEBUG_WITH_MESSAGE_REPORT
+        MyTCommunicator->Activate("TKMessageView"); // temporary
+        MyTCommunicator->Activate("TKVInspector"); // to have filled callback by model
+#endif
+      }
+      MyTCommunicator->SetVisible(true);
     }
   }
 #endif
@@ -1373,7 +1579,7 @@ void XGUI_Workshop::setViewerSelectionMode(int theMode)
     else
       myViewerSelMode.append(theMode);
   }
-  activateObjectsSelection(myDisplayer->displayedObjects());
+  selectionActivate()->updateSelectionModes();
 }
 
 //**************************************************************
@@ -1383,7 +1589,56 @@ void XGUI_Workshop::activateObjectsSelection(const QObjectPtrList& theList)
   module()->activeSelectionModes(aModes);
   if (aModes.isEmpty() && (myViewerSelMode.length() > 0))
     aModes.append(myViewerSelMode);
-  myDisplayer->activateObjects(aModes, theList);
+  selectionActivate()->activateObjects(aModes, theList);
+}
+
+//**************************************************************
+bool XGUI_Workshop::prepareForDisplay(const std::set<ObjectPtr>& theObjects) const
+{
+  // generate container of objects taking into account sub elments of compsolid
+  std::set<ObjectPtr> anAllProcessedObjects;
+  for (std::set<ObjectPtr>::const_iterator anObjectsIt = theObjects.begin();
+    anObjectsIt != theObjects.end(); anObjectsIt++) {
+    ObjectPtr anObject = *anObjectsIt;
+    ResultCompSolidPtr aCompRes = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(anObject);
+    if (aCompRes.get()) {
+      if (aCompRes->numberOfSubs(true) == 0)
+        anAllProcessedObjects.insert(anObject);
+      else {
+        for (int i = 0; i < aCompRes->numberOfSubs(true); i++) {
+          ResultPtr aSubRes = aCompRes->subResult(i, true);
+          anAllProcessedObjects.insert(aCompRes->subResult(i, true));
+        }
+      }
+    }
+    else
+      anAllProcessedObjects.insert(anObject);
+  }
+
+  // find hidden objects in faces panel
+  std::set<ObjectPtr> aHiddenObjects;
+  QStringList aHiddenObjectNames;
+  for (std::set<ObjectPtr>::const_iterator anObjectsIt = anAllProcessedObjects.begin();
+       anObjectsIt != anAllProcessedObjects.end(); anObjectsIt++) {
+    if (!facesPanel()->isObjectHiddenByPanel(*anObjectsIt))
+      continue;
+    aHiddenObjects.insert(*anObjectsIt);
+    aHiddenObjectNames.append((*anObjectsIt)->data()->name().c_str());
+  }
+  if (aHiddenObjects.empty())
+    return true;
+
+  int anAnswer = QMessageBox::question(
+        desktop(), tr("Show object"),
+        tr("'%1'\n are hidden by %2:\nRemove objects from the panel to be displayed?")
+        .arg(aHiddenObjectNames.join(',')).arg(facesPanel()->windowTitle(),
+        QMessageBox::Yes | QMessageBox::No, QMessageBox::No));
+
+  bool aToBeDisplayed = anAnswer == QMessageBox::Yes;
+  if (aToBeDisplayed)
+    facesPanel()->restoreObjects(aHiddenObjects);
+
+  return aToBeDisplayed;
 }
 
 //**************************************************************
@@ -1404,8 +1659,11 @@ void XGUI_Workshop::deleteObjects()
   bool hasFeature = false;
   bool hasParameter = false;
   bool hasCompositeOwner = false;
-  ModuleBase_Tools::checkObjects(anObjects, hasResult, hasFeature, hasParameter, hasCompositeOwner);
-  if (!(hasFeature || hasParameter))
+  bool hasResultInHistory = false;
+  bool hasFolder = false;
+  ModuleBase_Tools::checkObjects(anObjects, hasResult, hasFeature, hasParameter, hasCompositeOwner,
+                                 hasResultInHistory, hasFolder);
+  if (!(hasFeature || hasParameter || hasFolder))
     return;
 
   // delete objects
@@ -1414,6 +1672,9 @@ void XGUI_Workshop::deleteObjects()
   ModuleBase_Tools::convertToFeatures(anObjects, aFeatures);
   ModelAPI_Tools::findAllReferences(aFeatures, aReferences);
 
+  std::set<FolderPtr> aFolders;
+  ModuleBase_Tools::convertToFolders(anObjects, aFolders);
+
   bool aDone = false;
   QString aDescription = contextMenuMgr()->action("DELETE_CMD")->text() + " %1";
   aDescription = aDescription.arg(XGUI_Tools::unionOfObjectNames(anObjects, ", "));
@@ -1432,6 +1693,18 @@ void XGUI_Workshop::deleteObjects()
       aFeatures.insert(aFeatureRefsToDelete.begin(), aFeatureRefsToDelete.end());
     aDone = ModelAPI_Tools::removeFeatures(aFeatures, false);
   }
+  if (aFolders.size() > 0) {
+    std::set<FolderPtr>::const_iterator anIt = aFolders.begin(),
+                                         aLast = aFolders.end();
+    for (; anIt != aLast; anIt++) {
+      FolderPtr aFolder = *anIt;
+      if (aFolder.get()) {
+        DocumentPtr aDoc = aFolder->document();
+        aDoc->removeFolder(aFolder);
+      }
+    }
+  }
+
   if (aDone)
     operationMgr()->commitOperation();
   else
@@ -1631,6 +1904,7 @@ bool XGUI_Workshop::deleteFeatures(const QObjectPtrList& theObjects)
   return ModelAPI_Tools::removeFeaturesAndReferences(aFeatures);
 }
 
+//******************************************************
 bool hasResults(QObjectPtrList theObjects, const std::set<std::string>& theTypes)
 {
   bool isFoundResultType = false;
@@ -1704,6 +1978,7 @@ std::list<FeaturePtr> toCurrentFeatures(const ObjectPtr& theObject)
   return std::list<FeaturePtr>(aObjectIt, aCurrentIt);
 }
 
+//******************************************************
 bool XGUI_Workshop::canMoveFeature()
 {
   QString anActionId = "MOVE_CMD";
@@ -1770,19 +2045,28 @@ bool XGUI_Workshop::canBeShaded(const ObjectPtr& theObject) const
 }
 
 //**************************************************************
-bool XGUI_Workshop::canChangeColor() const
+bool XGUI_Workshop::canChangeProperty(const QString& theActionName) const
 {
-  QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
+  if (theActionName == "COLOR_CMD" ||
+      theActionName == "DEFLECTION_CMD"
+#ifdef USE_TRANSPARENCY
+      || theActionName == "TRANSPARENCY_CMD"
+#endif
+      ) {
+    QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
 
-  std::set<std::string> aTypes;
-  aTypes.insert(ModelAPI_ResultGroup::group());
-  aTypes.insert(ModelAPI_ResultConstruction::group());
-  aTypes.insert(ModelAPI_ResultBody::group());
-  aTypes.insert(ModelAPI_ResultPart::group());
+    std::set<std::string> aTypes;
+    aTypes.insert(ModelAPI_ResultGroup::group());
+    aTypes.insert(ModelAPI_ResultConstruction::group());
+    aTypes.insert(ModelAPI_ResultBody::group());
+    aTypes.insert(ModelAPI_ResultPart::group());
 
-  return hasResults(aObjects, aTypes);
+    return hasResults(aObjects, aTypes);
+  }
+  return false;
 }
 
+//******************************************************
 void setColor(ResultPtr theResult, const std::vector<int>& theColor)
 {
   if (!theResult.get())
@@ -1867,19 +2151,6 @@ void XGUI_Workshop::changeColor(const QObjectPtrList& theObjects)
 }
 
 //**************************************************************
-bool XGUI_Workshop::canChangeDeflection() const
-{
-  QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
-
-  std::set<std::string> aTypes;
-  aTypes.insert(ModelAPI_ResultGroup::group());
-  aTypes.insert(ModelAPI_ResultConstruction::group());
-  aTypes.insert(ModelAPI_ResultBody::group());
-  aTypes.insert(ModelAPI_ResultPart::group());
-
-  return hasResults(aObjects, aTypes);
-}
-
 void setDeflection(ResultPtr theResult, const double theDeflection)
 {
   if (!theResult.get())
@@ -1890,13 +2161,41 @@ void setDeflection(ResultPtr theResult, const double theDeflection)
     aDeflectionAttr->setValue(theDeflection);
 }
 
+//**************************************************************
+void setTransparency(ResultPtr theResult, double theTransparency)
+{
+  if (!theResult.get())
+    return;
+
+  AttributeDoublePtr anAttribute = theResult->data()->real(ModelAPI_Result::TRANSPARENCY_ID());
+  if (anAttribute.get() != NULL)
+    anAttribute->setValue(theTransparency);
+}
+
+//**************************************************************
+void setTransparency(double theTransparency, const QObjectPtrList& theObjects)
+{
+  foreach(ObjectPtr anObj, theObjects) {
+    ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
+    if (aResult.get() != NULL) {
+      ResultCompSolidPtr aCompsolidResult =
+        std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aResult);
+      if (aCompsolidResult.get() != NULL) { // change property for all sub-solids
+        for(int i = 0; i < aCompsolidResult->numberOfSubs(); i++) {
+          setTransparency(aCompsolidResult->subResult(i), theTransparency);
+        }
+      }
+      setTransparency(aResult, theTransparency);
+    }
+  }
+}
 
 //**************************************************************
 void XGUI_Workshop::changeDeflection(const QObjectPtrList& theObjects)
 {
   AttributeDoublePtr aDoubleAttr;
-  // 1. find the current color of the object. This is a color of AIS presentation
-  // The objects are iterated until a first valid color is found
+  // 1. find the current property of the object. This is a property of AIS presentation
+  // The objects are iterated until a first valid property is found
   double aDeflection = -1;
   foreach(ObjectPtr anObject, theObjects) {
     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
@@ -1904,9 +2203,9 @@ void XGUI_Workshop::changeDeflection(const QObjectPtrList& theObjects)
       aDeflection = XGUI_CustomPrs::getResultDeflection(aResult);
     }
     else {
-      // TODO: remove the obtaining a color from the AIS object
+      // TODO: remove the obtaining a property from the AIS object
       // this does not happen never because:
-      // 1. The color can be changed only on results
+      // 1. The property can be changed only on results
       // 2. The result can be not visualized in the viewer(e.g. Origin Construction)
       AISObjectPtr anAISObj = myDisplayer->getAISObject(anObject);
       if (anAISObj.get()) {
@@ -1941,7 +2240,7 @@ void XGUI_Workshop::changeDeflection(const QObjectPtrList& theObjects)
     if (aResult.get() != NULL) {
       ResultCompSolidPtr aCompsolidResult =
         std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(aResult);
-      if (aCompsolidResult.get() != NULL) { // change colors for all sub-solids
+      if (aCompsolidResult.get() != NULL) { // change property for all sub-solids
         for(int i = 0; i < aCompsolidResult->numberOfSubs(); i++) {
           setDeflection(aCompsolidResult->subResult(i), aDeflection);
         }
@@ -1953,27 +2252,113 @@ void XGUI_Workshop::changeDeflection(const QObjectPtrList& theObjects)
   updateCommandStatus();
 }
 
+//**************************************************************
+void XGUI_Workshop::changeTransparency(const QObjectPtrList& theObjects)
+{
+  AttributeDoublePtr aDoubleAttr;
+  // 1. find the current property of the object. This is a property of AIS presentation
+  // The objects are iterated until a first valid property is found
+  double aCurrentValue = -1;
+  foreach(ObjectPtr anObject, theObjects) {
+    ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
+    if (aResult.get()) {
+      aCurrentValue = XGUI_CustomPrs::getResultTransparency(aResult);
+    }
+    else {
+      // TODO: remove the obtaining a property from the AIS object
+      // this does not happen never because:
+      // 1. The property can be changed only on results
+      // 2. The result can be not visualized in the viewer(e.g. Origin Construction)
+      AISObjectPtr anAISObj = myDisplayer->getAISObject(anObject);
+      if (anAISObj.get()) {
+        aCurrentValue = anAISObj->getDeflection();
+      }
+    }
+    if (aCurrentValue > 0)
+      break;
+  }
+  if (aCurrentValue < 0)
+    return;
+
+  if (!abortAllOperations())
+  return;
+
+  // 2. show the dialog to change the value
+  XGUI_PropertyDialog* aDlg = new XGUI_PropertyDialog(desktop());
+  aDlg->setWindowTitle("Transparency");
+  XGUI_TransparencyWidget* aTransparencyWidget = new XGUI_TransparencyWidget(aDlg);
+  connect(aTransparencyWidget, SIGNAL(transparencyValueChanged()),
+          this, SLOT(onTransparencyValueChanged()));
+  connect(aTransparencyWidget, SIGNAL(previewStateChanged()),
+          this, SLOT(onPreviewStateChanged()));
+  aDlg->setContent(aTransparencyWidget);
+  aTransparencyWidget->setValue(aCurrentValue);
+
+  // 3. abort the previous operation and start a new one
+  SessionPtr aMgr = ModelAPI_Session::get();
+  QString aDescription = contextMenuMgr()->action("TRANSPARENCY_CMD")->text();
+  aMgr->startOperation(aDescription.toStdString());
+
+  aDlg->move(QCursor::pos());
+  bool isDone = aDlg->exec() == QDialog::Accepted;
+  if (!isDone)
+    return;
+
+  // 4. set the value to all results
+  aCurrentValue = aTransparencyWidget->getValue();
+  setTransparency(aCurrentValue, theObjects);
+
+  aMgr->finishOperation();
+  updateCommandStatus();
+}
+
+//**************************************************************
+void XGUI_Workshop::onTransparencyValueChanged()
+{
+  XGUI_TransparencyWidget* aTransparencyWidget = (XGUI_TransparencyWidget*)sender();
+  if (!aTransparencyWidget || !aTransparencyWidget->isPreviewNeeded())
+    return;
+
+  QObjectPtrList anObjects = mySelector->selection()->selectedObjects();
+  setTransparency(aTransparencyWidget->getValue(), anObjects);
+  Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+}
+
+//**************************************************************
+void XGUI_Workshop::onPreviewStateChanged()
+{
+  XGUI_TransparencyWidget* aTransparencyWidget = (XGUI_TransparencyWidget*)sender();
+  if (!aTransparencyWidget || !aTransparencyWidget->isPreviewNeeded())
+    return;
+
+  QObjectPtrList anObjects = mySelector->selection()->selectedObjects();
+  setTransparency(aTransparencyWidget->getValue(), anObjects);
+  Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+}
+
 //**************************************************************
 #define SET_DISPLAY_GROUP(aGroupName, aDisplay) \
 for (int i = 0; i < aDoc->size(aGroupName); i++) { \
   aDoc->object(aGroupName, i)->setDisplayed(aDisplay); \
 }
+
+//******************************************************
 void XGUI_Workshop::showObjects(const QObjectPtrList& theList, bool isVisible)
 {
+  if (isVisible) {
+    std::set<ObjectPtr> anObjects;
+    foreach (ObjectPtr aObj, theList) {
+      anObjects.insert(aObj);
+    }
+    if (!prepareForDisplay(anObjects))
+      return;
+  }
+
   foreach (ObjectPtr aObj, theList) {
-    /*
-    ResultPartPtr aPartRes = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
-    if (aPartRes) {
-      DocumentPtr aDoc = aPartRes->partDoc();
-      SET_DISPLAY_GROUP(ModelAPI_ResultBody::group(), isVisible)
-      SET_DISPLAY_GROUP(ModelAPI_ResultConstruction::group(), isVisible)
-      SET_DISPLAY_GROUP(ModelAPI_ResultGroup::group(), isVisible)
-    } else {
-    */
-      aObj->setDisplayed(isVisible);
-    //}
+    aObj->setDisplayed(isVisible);
   }
   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+  myObjectBrowser->updateAllIndexes();
 }
 
 //**************************************************************
@@ -1985,26 +2370,33 @@ void XGUI_Workshop::showOnlyObjects(const QObjectPtrList& theList)
     if (module()->canEraseObject(aObj))
       aObj->setDisplayed(false);
   }
+  //Do not use eraseAll if you didn't send Redisplay event:
+  //all objects are erased from viewer, but considered as displayed in displayer
+  // Problem in bug 2218
+  Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
+#ifdef HAVE_SALOME
+    //issue #2159 Hide all incomplete behavior
+    viewer()->eraseAll();
+#endif
+
+  std::set<ObjectPtr> anObjects;
+  foreach (ObjectPtr aObj, theList) {
+    anObjects.insert(aObj);
+  }
+
+  if (!prepareForDisplay(anObjects))
+    return;
 
   // Show only objects from the list
   foreach (ObjectPtr aObj, theList) {
-    /*
-    ResultPartPtr aPartRes = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
-    if (aPartRes) {
-      DocumentPtr aDoc = aPartRes->partDoc();
-      SET_DISPLAY_GROUP(ModelAPI_ResultBody::group(), true)
-      SET_DISPLAY_GROUP(ModelAPI_ResultConstruction::group(), true)
-      SET_DISPLAY_GROUP(ModelAPI_ResultGroup::group(), true)
-    } else {
-    */
-      aObj->setDisplayed(true);
-    //}
+    aObj->setDisplayed(true);
   }
   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 
+  // Necessary for update icons in ObjectBrowser on Linux
+  myObjectBrowser->updateAllIndexes();
 }
 
-
 //**************************************************************
 void XGUI_Workshop::registerValidators() const
 {
@@ -2061,6 +2453,9 @@ void XGUI_Workshop::closeDocument()
   objectBrowser()->clearContent();
 
   module()->closeDocument();
+  // we need to clear viewer (with created filters) to do not have problems in 2nd SALOME study
+  module()->clearViewer();
+
 
   // data model need not process the document's signals about objects modifications as
   // the document is closed
@@ -2072,6 +2467,7 @@ void XGUI_Workshop::closeDocument()
   //objectBrowser()->dataModel()->blockEventsProcessing(isBlocked);
 }
 
+//******************************************************
 void XGUI_Workshop::addHistoryMenu(QObject* theObject, const char* theSignal, const char* theSlot)
 {
   XGUI_HistoryMenu* aMenu = NULL;
@@ -2088,6 +2484,7 @@ void XGUI_Workshop::addHistoryMenu(QObject* theObject, const char* theSignal, co
   connect(aMenu, SIGNAL(actionSelected(int)), this, theSlot);
 }
 
+//******************************************************
 QList<ActionInfo> XGUI_Workshop::processHistoryList(const std::list<std::string>& theList) const
 {
   QList<ActionInfo> aResult;
@@ -2113,6 +2510,7 @@ QList<ActionInfo> XGUI_Workshop::processHistoryList(const std::list<std::string>
   return aResult;
 }
 
+//******************************************************
 void XGUI_Workshop::setStatusBarMessage(const QString& theMessage)
 {
 #ifdef HAVE_SALOME
@@ -2122,17 +2520,24 @@ void XGUI_Workshop::setStatusBarMessage(const QString& theMessage)
 #endif
 }
 
+#ifdef HAVE_SALOME
+//******************************************************
 void XGUI_Workshop::synchronizeViewer()
 {
   SessionPtr aMgr = ModelAPI_Session::get();
-  DocumentPtr aDoc = aMgr->activeDocument();
+  QList<DocumentPtr> aDocs;
+  aDocs.append(aMgr->activeDocument());
+  aDocs.append(aMgr->moduleDocument());
 
-  synchronizeGroupInViewer(aDoc, ModelAPI_ResultConstruction::group(), false);
-  synchronizeGroupInViewer(aDoc, ModelAPI_ResultBody::group(), false);
-  synchronizeGroupInViewer(aDoc, ModelAPI_ResultPart::group(), false);
-  synchronizeGroupInViewer(aDoc, ModelAPI_ResultGroup::group(), false);
+  foreach(DocumentPtr aDoc, aDocs) {
+    synchronizeGroupInViewer(aDoc, ModelAPI_ResultConstruction::group(), false);
+    synchronizeGroupInViewer(aDoc, ModelAPI_ResultBody::group(), false);
+    synchronizeGroupInViewer(aDoc, ModelAPI_ResultPart::group(), false);
+    synchronizeGroupInViewer(aDoc, ModelAPI_ResultGroup::group(), false);
+  }
 }
 
+//******************************************************
 void XGUI_Workshop::synchronizeGroupInViewer(const DocumentPtr& theDoc,
                                              const std::string& theGroup,
                                              bool theUpdateViewer)
@@ -2153,7 +2558,9 @@ void XGUI_Workshop::synchronizeGroupInViewer(const DocumentPtr& theDoc,
   if (theUpdateViewer)
     myDisplayer->updateViewer();
 }
+#endif
 
+//******************************************************
 void XGUI_Workshop::highlightResults(const QObjectPtrList& theObjects)
 {
   FeaturePtr aFeature;
@@ -2182,6 +2589,7 @@ void XGUI_Workshop::highlightResults(const QObjectPtrList& theObjects)
                              tr("Results not found"), QMessageBox::Ok);
 }
 
+//******************************************************
 void XGUI_Workshop::highlightFeature(const QObjectPtrList& theObjects)
 {
   ResultPtr aResult;
@@ -2203,3 +2611,63 @@ void XGUI_Workshop::highlightFeature(const QObjectPtrList& theObjects)
     objectBrowser()->blockSignals(aBlocked);
   }
 }
+
+void XGUI_Workshop::insertFeatureFolder()
+{
+  QObjectPtrList aObjects = mySelector->selection()->selectedObjects();
+  if (aObjects.isEmpty())
+    return;
+  ObjectPtr aObj = aObjects.first();
+  FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
+  if (aFeature.get() == NULL)
+    return;
+  SessionPtr aMgr = ModelAPI_Session::get();
+  DocumentPtr aDoc = aMgr->activeDocument();
+
+  QString aDescription = contextMenuMgr()->action("INSERT_FOLDER_CMD")->text();
+
+  aMgr->startOperation(aDescription.toStdString());
+  aDoc->addFolder(aFeature);
+  aMgr->finishOperation();
+}
+
+
+void XGUI_Workshop::insertToFolder(bool isBefore)
+{
+  std::list<FeaturePtr> aFeatures = mySelector->getSelectedFeatures();
+  if (aFeatures.empty())
+    return;
+
+  SessionPtr aMgr = ModelAPI_Session::get();
+  DocumentPtr aDoc = aMgr->activeDocument();
+
+  FolderPtr aFolder = isBefore? aDoc->findFolderAbove(aFeatures):
+                                aDoc->findFolderBelow(aFeatures);
+  if (!aFolder.get())
+    return;
+
+  QString aDescription = contextMenuMgr()->action(
+    isBefore ? "ADD_TO_FOLDER_BEFORE_CMD" : "ADD_TO_FOLDER_AFTER_CMD")->text();
+
+  aMgr->startOperation(aDescription.toStdString());
+  aDoc->moveToFolder(aFeatures, aFolder);
+  aMgr->finishOperation();
+}
+
+void XGUI_Workshop::moveOutFolder(bool isBefore)
+{
+  std::list<FeaturePtr> aFeatures = mySelector->getSelectedFeatures();
+  if (aFeatures.empty())
+    return;
+
+  SessionPtr aMgr = ModelAPI_Session::get();
+  DocumentPtr aDoc = aMgr->activeDocument();
+
+
+  QString aDescription = contextMenuMgr()->action(
+    isBefore ? "ADD_OUT_FOLDER_BEFORE_CMD" : "ADD_OUT_FOLDER_AFTER_CMD")->text();
+
+  aMgr->startOperation(aDescription.toStdString());
+  aDoc->removeFromFolder(aFeatures, isBefore);
+  aMgr->finishOperation();
+}