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Improvement of the Group Feature (Undo-Redo functionality inside the multiple selecti...
[modules/shaper.git] / src / XGUI / XGUI_Workshop.cpp
index a742061bf9bbaf51d6c98bc8135c7b458141ebb6..cc6ea32c57c10494b7dc5871e416069066f7c044 100755 (executable)
@@ -1,12 +1,30 @@
-// 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_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"
@@ -15,6 +33,7 @@
 #include "XGUI_ObjectsBrowser.h"
 #include "XGUI_OperationMgr.h"
 #include "XGUI_PropertyPanel.h"
+#include "XGUI_PropertyDialog.h"
 #include "XGUI_SalomeConnector.h"
 #include "XGUI_Selection.h"
 #include "XGUI_SelectionMgr.h"
@@ -47,6 +66,7 @@
 #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>
@@ -58,7 +78,6 @@
 #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 <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
@@ -225,16 +255,8 @@ 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 +295,15 @@ void XGUI_Workshop::startApplication()
   Config_PropManager::registerProp("Plugins", "default_path", "Default Path",
                                    Config_Prop::Directory, "");
 
+  std::string aDir = getenv(QString("%1Resources").arg(
+    ModuleBase_Preferences::resourceMgr()->appName()).toLatin1());
+  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");
+#endif
   registerValidators();
 
   // Calling of  loadCustomProps before activating module is required
@@ -293,6 +323,13 @@ 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()
@@ -328,6 +365,24 @@ void XGUI_Workshop::deactivateModule()
   XGUI_Displayer* aDisplayer = displayer();
   QObjectPtrList aDisplayed = aDisplayer->displayedObjects();
   aDisplayer->deactivateObjects(aDisplayed, true);
+  Handle(AIS_InteractiveContext) aContext = viewer()->AISContext();
+  Handle(AIS_Trihedron) aTrihedron = Handle(AIS_Trihedron)::DownCast(aDisplayer->getTrihedron());
+  /// deactivate trihedron in selection modes
+  TColStd_ListOfInteger aTColModes;
+  aContext->ActivatedModes(aTrihedron, aTColModes);
+  TColStd_ListIteratorOfListOfInteger itr( aTColModes );
+  for (; itr.More(); itr.Next() ) {
+    Standard_Integer aMode = itr.Value();
+    aContext->Deactivate(aTrihedron, aMode);
+  }
+#ifdef BEFORE_TRIHEDRON_PATCH
+  /// 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();
 }
@@ -470,7 +525,7 @@ void XGUI_Workshop::onAcceptActionClicked()
                                                     (anOperationMgr->currentOperation());
     if (aFOperation) {
       //if (errorMgr()->canProcessClick(anAction, aFOperation->feature()))
-      myOperationMgr->onCommitOperation();
+      myOperationMgr->commitOperation();
     }
   }
 }
@@ -562,17 +617,26 @@ 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 +645,10 @@ 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);
 
@@ -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..."));
@@ -932,6 +1017,10 @@ bool XGUI_Workshop::onSaveAs()
 //******************************************************
 void XGUI_Workshop::onUndo(int theTimes)
 {
+  ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+  if (anActiveWidget && anActiveWidget->processAction(ActionUndo))
+    return;
+
   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
   SessionPtr aMgr = ModelAPI_Session::get();
   std::list<std::string> aUndoList = aMgr->undoList();
@@ -955,6 +1044,10 @@ void XGUI_Workshop::onUndo(int theTimes)
 //******************************************************
 void XGUI_Workshop::onRedo(int theTimes)
 {
+  ModuleBase_ModelWidget* anActiveWidget = myOperationMgr->activeWidget();
+  if (anActiveWidget && anActiveWidget->processAction(ActionRedo))
+    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
@@ -1004,13 +1097,13 @@ void XGUI_Workshop::onRedo(int theTimes)
 //******************************************************
 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();
 
@@ -1139,10 +1232,24 @@ 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);
@@ -1184,7 +1291,7 @@ 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);
@@ -1242,7 +1349,6 @@ void XGUI_Workshop::showPropertyPanel()
   // 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()");
 }
 
@@ -1262,7 +1368,6 @@ 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()");
 }
 
@@ -1306,15 +1411,23 @@ 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);
@@ -1327,6 +1440,11 @@ 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();
   } else if (theId == "SELECT_VERTEX_CMD") {
     setViewerSelectionMode(TopAbs_VERTEX);
   } else if (theId == "SELECT_EDGE_CMD") {
@@ -1343,20 +1461,42 @@ 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);
-  }
-#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;
+#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);
+
+        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");
+        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
+        MyTCommunicator->Activate("TKVInspector"); // to have filled callback by model
+        MyTCommunicator->Activate("TKDFBrowser");
+      }
+      MyTCommunicator->SetVisible(true);
     }
   }
 #endif
@@ -1404,7 +1544,9 @@ void XGUI_Workshop::deleteObjects()
   bool hasFeature = false;
   bool hasParameter = false;
   bool hasCompositeOwner = false;
-  ModuleBase_Tools::checkObjects(anObjects, hasResult, hasFeature, hasParameter, hasCompositeOwner);
+  bool hasResultInHistory = false;
+  ModuleBase_Tools::checkObjects(anObjects, hasResult, hasFeature, hasParameter, hasCompositeOwner,
+                                 hasResultInHistory);
   if (!(hasFeature || hasParameter))
     return;
 
@@ -1770,17 +1912,25 @@ 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)
@@ -1867,19 +2017,6 @@ 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 +2027,41 @@ 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 +2069,9 @@ 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 +2106,7 @@ 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);
         }
@@ -1953,6 +2118,90 @@ 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++) { \
@@ -1961,17 +2210,7 @@ for (int i = 0; i < aDoc->size(aGroupName); i++) { \
 void XGUI_Workshop::showObjects(const QObjectPtrList& theList, bool isVisible)
 {
   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));
 }
@@ -1985,23 +2224,20 @@ 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
 
   // 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));
-
 }
 
 
@@ -2061,6 +2297,9 @@ 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
@@ -2125,12 +2364,16 @@ void XGUI_Workshop::setStatusBarMessage(const QString& theMessage)
 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,