Salome HOME
Merge branch 'master' of newgeom:newgeom
[modules/shaper.git] / src / XGUI / XGUI_Workshop.cpp
index bc7625b9af6418a76cb8d9114745d22382cf6c8c..6507c3557c4f4ffd26c5584d8807a725c52cc6af 100644 (file)
@@ -44,7 +44,8 @@
 #include <ModuleBase_Operation.h>
 #include <ModuleBase_OperationDescription.h>
 #include <ModuleBase_SelectionValidator.h>
-#include "ModuleBase_WidgetFactory.h"
+#include <ModuleBase_WidgetFactory.h>
+#include <ModuleBase_Tools.h>
 
 #include <Config_Common.h>
 #include <Config_FeatureMessage.h>
@@ -126,6 +127,7 @@ XGUI_Workshop::XGUI_Workshop(XGUI_SalomeConnector* theConnector)
 //******************************************************
 XGUI_Workshop::~XGUI_Workshop(void)
 {
+  delete myDisplayer;
 }
 
 //******************************************************
@@ -146,6 +148,8 @@ void XGUI_Workshop::startApplication()
   aLoop->registerListener(this, Events_Loop::eventByName("LongOperation"));
   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_PLUGIN_LOADED));
   aLoop->registerListener(this, Events_Loop::eventByName("CurrentDocumentChanged"));
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TOSHOW));
+  aLoop->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_TOHIDE));
 
   registerValidators();
   activateModule();
@@ -195,10 +199,11 @@ void XGUI_Workshop::initMenu()
   aCommand->connectTo(this, SLOT(onRedo()));
 
   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
-                                QIcon(":pictures/rebuild.png"));
+    QIcon(":pictures/rebuild.png"), QKeySequence());
+  aCommand->connectTo(this, SLOT(onRebuild()));
 
   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
-                                QIcon(":pictures/save.png"));
+                                QIcon(":pictures/save.png"), QKeySequence());
   aCommand->connectTo(this, SLOT(onSaveAs()));
   //aCommand->disable();
 
@@ -233,22 +238,22 @@ XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 }
 
 //******************************************************
-void XGUI_Workshop::processEvent(const Events_Message* theMessage)
+void XGUI_Workshop::processEvent(const boost::shared_ptr<Events_Message>& theMessage)
 {
   if (QApplication::instance()->thread() != QThread::currentThread()) {
     #ifdef _DEBUG
     std::cout << "XGUI_Workshop::processEvent: " << "Working in another thread." << std::endl;
     #endif
     SessionPtr aMgr = ModelAPI_Session::get();
-    PostponeMessageQtEvent* aPostponeEvent = new PostponeMessageQtEvent(aMgr->activeDocument());
+    PostponeMessageQtEvent* aPostponeEvent = new PostponeMessageQtEvent(theMessage);
     QApplication::postEvent(this, aPostponeEvent);
     return;
   }
 
   //A message to start feature creation received.
   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_FEATURE_LOADED)) {
-    const Config_FeatureMessage* aFeatureMsg =
-        dynamic_cast<const Config_FeatureMessage*>(theMessage);
+    boost::shared_ptr<Config_FeatureMessage> aFeatureMsg =
+       boost::dynamic_pointer_cast<Config_FeatureMessage>(theMessage);
     if (!aFeatureMsg->isInternal()) {
       addFeature(aFeatureMsg);
     }
@@ -256,8 +261,8 @@ void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 
   // Process creation of Part
   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
-    const ModelAPI_ObjectUpdatedMessage* aUpdMsg =
-        dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
+    boost::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
+        boost::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
     onFeatureCreatedMsg(aUpdMsg);
     if (myUpdatePrefs) {
       if (mySalomeConnector)
@@ -271,22 +276,22 @@ void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 
   // Redisplay feature
   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {
-    const ModelAPI_ObjectUpdatedMessage* aUpdMsg =
-        dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
+    boost::shared_ptr<ModelAPI_ObjectUpdatedMessage> aUpdMsg =
+        boost::dynamic_pointer_cast<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.
   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
-    const ModelAPI_ObjectUpdatedMessage* anUpdateMsg =
-        dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
+    boost::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
+        boost::dynamic_pointer_cast<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);
+    boost::shared_ptr<ModelAPI_ObjectDeletedMessage> aDelMsg =
+        boost::dynamic_pointer_cast<ModelAPI_ObjectDeletedMessage>(theMessage);
     onObjectDeletedMsg(aDelMsg);
   }
 
@@ -297,10 +302,32 @@ void XGUI_Workshop::processEvent(const Events_Message* theMessage)
       QApplication::restoreOverrideCursor();
   }
 
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TOSHOW)) {
+    boost::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
+        boost::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
+    const std::set<ObjectPtr>& aObjList = anUpdateMsg->objects();
+    QList<ObjectPtr> aList;
+    std::set<ObjectPtr>::const_iterator aIt;
+    for (aIt = aObjList.cbegin(); aIt != aObjList.cend(); ++aIt)
+      aList.append(*aIt);
+    showObjects(aList, true);
+  }
+
+  else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TOHIDE)) {
+    boost::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
+        boost::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
+    const std::set<ObjectPtr>& aObjList = anUpdateMsg->objects();
+    QList<ObjectPtr> aList;
+    std::set<ObjectPtr>::const_iterator aIt;
+    for (aIt = aObjList.cbegin(); aIt != aObjList.cend(); ++aIt)
+      aList.append(*aIt);
+    showObjects(aList, false);
+  }
+
   //An operation passed by message. Start it, process and commit.
   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OPERATION_LAUNCHED)) {
-    const Config_PointerMessage* aPartSetMsg =
-        dynamic_cast<const Config_PointerMessage*>(theMessage);
+    boost::shared_ptr<Config_PointerMessage> aPartSetMsg =
+        boost::dynamic_pointer_cast<Config_PointerMessage>(theMessage);
     //myPropertyPanel->cleanContent();
     ModuleBase_Operation* anOperation = (ModuleBase_Operation*) aPartSetMsg->pointer();
 
@@ -316,6 +343,7 @@ void XGUI_Workshop::processEvent(const Events_Message* theMessage)
     // Find and Activate active part
     if (myPartActivating)
       return;
+    myActionsMgr->update();
     SessionPtr aMgr = ModelAPI_Session::get();
     DocumentPtr aActiveDoc = aMgr->activeDocument();
     DocumentPtr aDoc = aMgr->moduleDocument();
@@ -336,7 +364,7 @@ void XGUI_Workshop::processEvent(const Events_Message* theMessage)
 
   } else {
     //Show error dialog if error message received.
-    const Events_Error* anAppError = dynamic_cast<const Events_Error*>(theMessage);
+    boost::shared_ptr<Events_Error> anAppError = boost::dynamic_pointer_cast<Events_Error>(theMessage);
     if (anAppError) {
       emit errorOccurred(QString::fromLatin1(anAppError->description()));
     }
@@ -358,7 +386,7 @@ void XGUI_Workshop::onStartWaiting()
 }
 
 //******************************************************
-void XGUI_Workshop::onFeatureUpdatedMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
+void XGUI_Workshop::onFeatureUpdatedMsg(const boost::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 {
   std::set<ObjectPtr> aFeatures = theMsg->objects();
   if (myOperationMgr->hasOperation()) {
@@ -372,28 +400,38 @@ void XGUI_Workshop::onFeatureUpdatedMsg(const ModelAPI_ObjectUpdatedMessage* the
       }
     }
   }
-  myOperationMgr->validateCurrentOperation();
+  myOperationMgr->onValidateOperation();
   if (myObjectBrowser)
     myObjectBrowser->processEvent(theMsg);
 }
 
 //******************************************************
-void XGUI_Workshop::onFeatureRedisplayMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
+void XGUI_Workshop::onFeatureRedisplayMsg(const boost::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 {
   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())
+    if (!aObj->data() || !aObj->data()->isValid() || aObj->document()->isConcealed(aObj))
       myDisplayer->erase(aObj, false);
     else {
-      if (myDisplayer->isVisible(aObj))  // TODO VSV: Correction sketch drawing
+      if (myDisplayer->isVisible(aObj))  {
         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
+          if (!aOperation->hasObject(aObj))
+            if (!myDisplayer->isActive(aObj))
+              myDisplayer->activate(aObj);
+        }
+      } else {
+        if (myOperationMgr->hasOperation()) {
+          ModuleBase_Operation* aOperation = myOperationMgr->currentOperation();
+          // Display only current operation results if operation has preview
+          if (aOperation->hasObject(aObj) && aOperation->hasPreview()) {
             myDisplayer->display(aObj, false);
+            // Deactivate object of current operation from selection
+            if (myDisplayer->isActive(aObj))
+              myDisplayer->deactivate(aObj);
           }
         }
       }
@@ -403,7 +441,7 @@ void XGUI_Workshop::onFeatureRedisplayMsg(const ModelAPI_ObjectUpdatedMessage* t
 }
 
 //******************************************************
-void XGUI_Workshop::onFeatureCreatedMsg(const ModelAPI_ObjectUpdatedMessage* theMsg)
+void XGUI_Workshop::onFeatureCreatedMsg(const boost::shared_ptr<ModelAPI_ObjectUpdatedMessage>& theMsg)
 {
   std::set<ObjectPtr> aObjects = theMsg->objects();
 
@@ -418,7 +456,8 @@ void XGUI_Workshop::onFeatureCreatedMsg(const ModelAPI_ObjectUpdatedMessage* the
       // 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
+      if (!(*aIt)->document()->isConcealed(*aIt) &&
+          aOperation->hasObject(*aIt)) {  // Display only current operation results
         myDisplayer->display(*aIt, false);
         isDisplayed = true;
       }
@@ -428,13 +467,13 @@ void XGUI_Workshop::onFeatureCreatedMsg(const ModelAPI_ObjectUpdatedMessage* the
     myObjectBrowser->processEvent(theMsg);
   if (isDisplayed)
     myDisplayer->updateViewer();
-  if (aHasPart) {
-    activateLastPart();
-  }
+  //if (aHasPart) { // TODO: Avoid activate last part on loading of document
+  //  activateLastPart();
+  //}
 }
 
 //******************************************************
-void XGUI_Workshop::onObjectDeletedMsg(const ModelAPI_ObjectDeletedMessage* theMsg)
+void XGUI_Workshop::onObjectDeletedMsg(const boost::shared_ptr<ModelAPI_ObjectDeletedMessage>& theMsg)
 {
   if (myObjectBrowser)
     myObjectBrowser->processEvent(theMsg);
@@ -460,6 +499,7 @@ void XGUI_Workshop::onOperationStarted()
 
     myPropertyPanel->cleanContent();
     aFactory.createWidget(myPropertyPanel->contentWidget());
+    ModuleBase_Tools::zeroMargins(myPropertyPanel->contentWidget());
 
     QList<ModuleBase_ModelWidget*> aWidgets = aFactory.getModelWidgets();
     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
@@ -467,6 +507,7 @@ void XGUI_Workshop::onOperationStarted()
     for (; anIt != aLast; anIt++) {
       aWidget = *anIt;
       aWidget->setFeature(aOperation->feature());
+      aWidget->enableFocusProcessing();
       QObject::connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onWidgetValuesChanged()));
       // Init default values
       if (!aOperation->isEditOperation() && !aWidget->isComputedDefault()) {
@@ -474,8 +515,14 @@ void XGUI_Workshop::onOperationStarted()
       }
     }
 
+    aOperation->setPropertyPanel(myPropertyPanel);
     myPropertyPanel->setModelWidgets(aWidgets);
-    myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
+    myPropertyPanel->activateNextWidget(NULL);
+    // Widget activation (from the previous method) may commit the current operation
+    // if pre-selection is enougth for it. So we shouldn't update prop panel's title
+    if(myOperationMgr->isCurrentOperation(aOperation)) {
+      myPropertyPanel->setWindowTitle(aOperation->getDescription()->description());
+    }
   }
   updateCommandStatus();
 }
@@ -493,22 +540,8 @@ bool XGUI_Workshop::event(QEvent * theEvent)
 {
   PostponeMessageQtEvent* aPostponedEv = dynamic_cast<PostponeMessageQtEvent*>(theEvent);
   if (aPostponedEv) {
-#ifdef _DEBUG
-    std::cout << "XGUI_Workshop::event " << "Got PostponeMessageQtEvent" << std::endl;
-    bool isMyThread = (QApplication::instance()->thread() == QThread::currentThread());
-    std::cout << "XGUI_Workshop::event " << "I am in the Qt's thread: "
-              << isMyThread << std::endl;
-#endif
-    boost::shared_ptr<ModelAPI_Document> aDoc = aPostponedEv->resultDoc();
-    if (aDoc) {
-#ifdef _DEBUG
-      std::cout << "XGUI_Workshop::event " << "Passed boost ptr is ok, doc id: " << aDoc->id()
-          << std::endl;
-#endif
-    }
-    //TODO(mpv): After modifications in the XGUI_QtEvents.* this code should be like...
-    //boost::shared_ptr<Events_Message> aEventPtr = aPostponedEv->postponedMessage();
-    //processEvent(aEventPtr);
+    boost::shared_ptr<Events_Message> aEventPtr = aPostponedEv->postponedMessage();
+    processEvent(aEventPtr);
     return true;
   }
   return false;
@@ -517,7 +550,7 @@ bool XGUI_Workshop::event(QEvent * theEvent)
 /*
  *
  */
-void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
+void XGUI_Workshop::addFeature(const boost::shared_ptr<Config_FeatureMessage>& theMessage)
 {
   if (!theMessage) {
 #ifdef _DEBUG
@@ -538,7 +571,8 @@ void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
                                                      QString::fromStdString(theMessage->text()),
                                                      QString::fromStdString(theMessage->tooltip()),
                                                      QIcon(theMessage->icon().c_str()),
-                                                     QKeySequence(), isUsePropPanel);
+                                                     QKeySequence(),
+                                                     isUsePropPanel);
     salomeConnector()->setNestedActions(aFeatureId, aNestedFeatures.split(" ", QString::SkipEmptyParts));
     myActionsMgr->addCommand(aAction);
     myModule->featureCreated(aAction);
@@ -555,6 +589,7 @@ void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
     if (!aGroup) {
       aGroup = aPage->addGroup(aGroupName);
     }
+    QString aDocKind = QString::fromStdString(theMessage->documentKind());
     // Check if hotkey sequence is already defined:
     QKeySequence aHotKey = myActionsMgr->registerShortcut(
         QString::fromStdString(theMessage->keysequence()));
@@ -562,7 +597,9 @@ void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
     XGUI_Command* aCommand = aGroup->addFeature(aFeatureId,
                                                 QString::fromStdString(theMessage->text()),
                                                 QString::fromStdString(theMessage->tooltip()),
-                                                QIcon(theMessage->icon().c_str()), aHotKey,
+                                                QIcon(theMessage->icon().c_str()),
+                                                aDocKind,
+                                                aHotKey,
                                                 isUsePropPanel);
     aCommand->setNestedCommands(aNestedFeatures.split(" ", QString::SkipEmptyParts));
     myActionsMgr->addCommand(aCommand);
@@ -582,11 +619,14 @@ void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
     aCommand = salomeConnector()->command(theOperation->getDescription()->operationId());
   } else {
     XGUI_MainMenu* aMenu = myMainWindow->menuObject();
-    aCommand = aMenu->feature(theOperation->getDescription()->operationId());
+    FeaturePtr aFeature = theOperation->feature();
+    if(aFeature)
+      aCommand = aMenu->feature(QString::fromStdString(aFeature->getKind()));
   }
   //Abort operation on uncheck the command
-  if (aCommand)
+  if (aCommand) {
     connect(aCommand, SIGNAL(triggered(bool)), theOperation, SLOT(setRunning(bool)));
+  }
 }
 
 /*
@@ -602,9 +642,7 @@ void XGUI_Workshop::saveDocument(const QString& theName, std::list<std::string>&
 
 bool XGUI_Workshop::isActiveOperationAborted()
 {
-  if(!myOperationMgr->hasOperation())
-    return true;
-  return myOperationMgr->abortOperation();
+  return myOperationMgr->abortAllOperations();
 }
 
 //******************************************************
@@ -744,7 +782,7 @@ void XGUI_Workshop::onUndo()
   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
   SessionPtr aMgr = ModelAPI_Session::get();
   if (aMgr->isOperation())
-    operationMgr()->abortOperation();
+    operationMgr()->onAbortOperation();
   aMgr->undo();
   updateCommandStatus();
 }
@@ -755,11 +793,27 @@ void XGUI_Workshop::onRedo()
   objectBrowser()->treeView()->setCurrentIndex(QModelIndex());
   SessionPtr aMgr = ModelAPI_Session::get();
   if (aMgr->isOperation())
-    operationMgr()->abortOperation();
+    operationMgr()->onAbortOperation();
   aMgr->redo();
   updateCommandStatus();
 }
 
+//******************************************************
+void XGUI_Workshop::onRebuild()
+{
+  SessionPtr aMgr = ModelAPI_Session::get();
+  bool aWasOperation = aMgr->isOperation(); // keep this value
+  if (!aWasOperation) {
+    aMgr->startOperation();
+  }
+  static const Events_ID aRebuildEvent = Events_Loop::loop()->eventByName("Rebuild");
+  Events_Loop::loop()->send(boost::shared_ptr<Events_Message>(
+    new Events_Message(aRebuildEvent, this)));
+  if (!aWasOperation) {
+    aMgr->finishOperation();
+  }
+}
+
 //******************************************************
 void XGUI_Workshop::onPreferences()
 {
@@ -832,7 +886,7 @@ ModuleBase_IModule* XGUI_Workshop::loadModule(const QString& theModule)
 
   if (!err.isEmpty()) {
     if (mainWindow()) {
-      QMessageBox::warning(mainWindow(), tr("Error"), err);
+      Events_Error::send(err.toStdString());
     } else {
       qWarning(qPrintable(err));
     }
@@ -868,8 +922,7 @@ void XGUI_Workshop::updateCommandStatus()
   if (aMgr->hasModuleDocument()) {
     QAction* aUndoCmd;
     QAction* aRedoCmd;
-    foreach(QAction* aCmd, aCommands)
-    {
+    foreach(QAction* aCmd, aCommands) {
       QString aId = aCmd->data().toString();
       if (aId == "UNDO_CMD")
         aUndoCmd = aCmd;
@@ -882,8 +935,7 @@ void XGUI_Workshop::updateCommandStatus()
     aUndoCmd->setEnabled(aMgr->canUndo());
     aRedoCmd->setEnabled(aMgr->canRedo());
   } else {
-    foreach(QAction* aCmd, aCommands)
-    {
+    foreach(QAction* aCmd, aCommands) {
       QString aId = aCmd->data().toString();
       if (aId == "NEW_CMD")
         aCmd->setEnabled(true);
@@ -950,14 +1002,12 @@ 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(widgetActivated(ModuleBase_ModelWidget*)), myOperationMgr,
-          SLOT(onWidgetActivated(ModuleBase_ModelWidget*)));
-  connect(myOperationMgr, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)), myPropertyPanel,
-          SLOT(onActivateNextWidget(ModuleBase_ModelWidget*)));
+  //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)));
 
@@ -1051,6 +1101,12 @@ void XGUI_Workshop::onContextMenuCommand(const QString& theId, bool isChecked)
     showObjects(aObjects, false);
   else if (theId == "SHOW_ONLY_CMD")
     showOnlyObjects(aObjects);
+  else if (theId == "SHADING_CMD")
+    setDisplayMode(aObjects, XGUI_Displayer::Shading);
+  else if (theId == "WIREFRAME_CMD")
+    setDisplayMode(aObjects, XGUI_Displayer::Wireframe);
+  else if (theId == "HIDEALL_CMD")
+    myDisplayer->eraseAll();
 }
 
 //**************************************************************
@@ -1159,16 +1215,27 @@ void XGUI_Workshop::showOnlyObjects(const QList<ObjectPtr>& theList)
 //**************************************************************
 void XGUI_Workshop::updateCommandsOnViewSelection()
 {
-  SessionPtr aMgr = ModelAPI_Session::get();
-  ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
   XGUI_Selection* aSelection = mySelector->selection();
   if (aSelection->getSelected().size() == 0)
     return;
 
+  // Restrict validators to manage only nested (child) features
+  // of the current feature i.e. if current feature is Sketch -
+  // Sketch Features & Constraints can be validated.
+  QStringList aNestedIds;
+  if(myOperationMgr->hasOperation()) {
+    FeaturePtr aFeature = myOperationMgr->currentOperation()->feature();
+    if(aFeature) {
+      aNestedIds << myActionsMgr->nestedCommands(QString::fromStdString(aFeature->getKind()));
+    }
+  }
+  SessionPtr aMgr = ModelAPI_Session::get();
+  ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
   QList<QAction*> aActions = getModuleCommands();
-  foreach(QAction* aAction, aActions)
-  {
+  foreach(QAction* aAction, aActions) {
     QString aId = aAction->data().toString();
+    if(!aNestedIds.contains(aId))
+      continue;
     std::list<ModelAPI_Validator*> aValidators;
     std::list<std::list<std::string> > anArguments;
     aFactory->validators(aId.toStdString(), aValidators, anArguments);
@@ -1221,3 +1288,13 @@ 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);
 }
+
+//**************************************************************
+void XGUI_Workshop::setDisplayMode(const QList<ObjectPtr>& theList, int theMode)
+{
+  foreach(ObjectPtr aObj, theList) {
+    myDisplayer->setDisplayMode(aObj, (XGUI_Displayer::DisplayMode)theMode, false);
+  }
+  if (theList.size() > 0)
+    myDisplayer->updateViewer();
+}