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[MEDCalc] : better slices + more error handling when invalid params
[modules/med.git] / src / MEDCalc / gui / PresentationController.cxx
index 1785436a6c16c255701b6e79554e1f1686373d9c..3b8e9e21948bf30037e5f25ae397e76f5138f393 100644 (file)
 #include "QtxActionToolMgr.h"
 #include "MEDFactoryClient.hxx"
 #include "MEDPresentationManager_i.hxx"
+#include "XmedConsoleDriver.hxx"
+
+#include "MEDPresentationMeshView.hxx"
+#include "MEDPresentationScalarMap.hxx"
+#include "MEDPresentationContour.hxx"
+#include "MEDPresentationSlices.hxx"
+#include "MEDPresentationPointSprite.hxx"
+#include "MEDPresentationVectorField.hxx"
+#include "MEDPresentationDeflectionShape.hxx"
+
+#include "MEDWidgetHelperMeshView.hxx"
+#include "MEDWidgetHelperScalarMap.hxx"
+#include "MEDWidgetHelperContour.hxx"
+#include "MEDWidgetHelperSlices.hxx"
+#include "MEDWidgetHelperPointSprite.hxx"
+#include "MEDWidgetHelperVectorField.hxx"
+#include "MEDWidgetHelperDeflectionShape.hxx"
 
 #include <SalomeApp_Application.h>
 #include <SalomeApp_Study.h>
 #include <QMessageBox>
 #include <sstream>
 
+#include "MEDFactoryClient.hxx"
+
 static const int OPTIONS_VIEW_MODE_ID = 943;
 static const int OPTIONS_VIEW_MODE_REPLACE_ID = 944;
 static const int OPTIONS_VIEW_MODE_OVERLAP_ID = 945;
 static const int OPTIONS_VIEW_MODE_NEW_LAYOUT_ID = 946;
 static const int OPTIONS_VIEW_MODE_SPLIT_VIEW_ID = 947;
 
+//! The only instance of the MEDPresentationManager
+MEDCALC::MEDPresentationManager_ptr PresentationController::_presManager;
+
 PresentationController::PresentationController(MEDModule* salomeModule) :
-    _salomeModule(salomeModule),
-    _studyEditor(salomeModule->getStudyEditor())
+        _salomeModule(salomeModule),
+        _consoleDriver(0),
+        _studyEditor(salomeModule->getStudyEditor()),
+        _presHelperMap(),
+        _currentWidgetHelper(0)
 {
   STDLOG("Creating a PresentationController");
 
@@ -63,11 +88,38 @@ PresentationController::PresentationController(MEDModule* salomeModule) :
   _dockWidget->setWidget(_widgetPresentationParameters);
   parent->addDockWidget(Qt::LeftDockWidgetArea, _dockWidget);
   //_dockWidget->show();
+
+  // Retrieve MEDFactory to get MEDPresentationManager (sometimes GUI needs to talk to the engine directly)
+  if ( ! _presManager ) {
+      _presManager = MEDFactoryClient::getFactory()->getPresentationManager();
+  }
+
+  // Connect to the click in the object browser
+  connect(salomeModule, SIGNAL( presentationSelected(int , const QString&, const QString&) ),
+          this, SLOT(onPresentationSelected(int , const QString&, const QString&) )     );
 }
 
 PresentationController::~PresentationController()
 {
-  STDLOG("Deleting the PresentationController");
+  STDLOG("Deleting the resentationController");
+  // Clean allocated widget helpers:
+  for ( std::map<int, MEDWidgetHelper *>::iterator it = _presHelperMap.begin(); it != _presHelperMap.end(); ++it)
+    delete((*it).second);
+}
+
+/**
+ * [ABN] Created this probably because I don't know the right way to deal with non existent
+ * attributes in an object from the study ...
+ */
+int
+PresentationController::getIntParamFromStudyEditor(SALOMEDS::SObject_var obj, const char * name)
+{
+  int theInt = -1;
+  try {
+      theInt = _studyEditor->getParameterInt(obj,name);
+  }
+  catch(...)  {  }
+  return theInt;
 }
 
 std::string
@@ -80,9 +132,9 @@ PresentationController::_getIconName(const std::string& name)
   // Read value from preferences and suffix name to select icon theme
   int theme = mgr->integerValue("MEDCalc", "icons");
   if (theme == 0) {
-    return name + "_MODERN";
+      return name + "_MODERN";
   } else if (theme == 1) {
-    return name + "_CLASSIC";
+      return name + "_CLASSIC";
   }
   return name + "_DEFAULT";
 }
@@ -128,11 +180,19 @@ PresentationController::createActions()
   int presentationToolbarId = _salomeModule->createTool("Presentations", "PresentationToolbar");
   int presentationMenuId = _salomeModule->createMenu(tr("MENU_PRESENTATIONS"), -1, 1);
 
+  label   = tr("LAB_PRESENTATION_MESH_VIEW");
+  tooltip = tr("TIP_PRESENTATION_MESH_VIEW");
+  QString icon = tr(_getIconName("ICO_PRESENTATION_MESH_VIEW").c_str());
+  int actionId;
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizeMeshView()),icon,tooltip);
+  _salomeModule->createTool(actionId, presentationToolbarId);
+  _salomeModule->action(actionId)->setIconVisibleInMenu(true);
+  _salomeModule->createMenu(actionId, presentationMenuId);
+
   label   = tr("LAB_PRESENTATION_SCALAR_MAP");
   tooltip = tr("TIP_PRESENTATION_SCALAR_MAP");
-  QString icon = tr(_getIconName("ICO_PRESENTATION_SCALAR_MAP").c_str());
-  int actionId;
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnVisualizeScalarMap()),icon,tooltip);
+  icon = tr(_getIconName("ICO_PRESENTATION_SCALAR_MAP").c_str());
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizeScalarMap()),icon,tooltip);
   _salomeModule->createTool(actionId, presentationToolbarId);
   _salomeModule->action(actionId)->setIconVisibleInMenu(true);
   _salomeModule->createMenu(actionId, presentationMenuId);
@@ -140,7 +200,7 @@ PresentationController::createActions()
   label   = tr("LAB_PRESENTATION_CONTOUR");
   tooltip = tr("TIP_PRESENTATION_CONTOUR");
   icon    = tr(_getIconName("ICO_PRESENTATION_CONTOUR").c_str());
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnVisualizeContour()),icon,tooltip);
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizeContour()),icon,tooltip);
   _salomeModule->createTool(actionId, presentationToolbarId);
   _salomeModule->action(actionId)->setIconVisibleInMenu(true);
   _salomeModule->createMenu(actionId, presentationMenuId);
@@ -148,7 +208,7 @@ PresentationController::createActions()
   label   = tr("LAB_PRESENTATION_VECTOR_FIELD");
   tooltip = tr("TIP_PRESENTATION_VECTOR_FIELD");
   icon    = tr(_getIconName("ICO_PRESENTATION_VECTOR_FIELD").c_str());
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnVisualizeVectorField()),icon,tooltip);
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizeVectorField()),icon,tooltip);
   _salomeModule->createTool(actionId, presentationToolbarId);
   _salomeModule->action(actionId)->setIconVisibleInMenu(true);
   _salomeModule->createMenu(actionId, presentationMenuId);
@@ -156,7 +216,7 @@ PresentationController::createActions()
   label   = tr("LAB_PRESENTATION_SLICES");
   tooltip = tr("TIP_PRESENTATION_SLICES");
   icon    = tr(_getIconName("ICO_PRESENTATION_SLICES").c_str());
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnVisualizeSlices()),icon,tooltip);
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizeSlices()),icon,tooltip);
   _salomeModule->createTool(actionId, presentationToolbarId);
   _salomeModule->action(actionId)->setIconVisibleInMenu(true);
   _salomeModule->createMenu(actionId, presentationMenuId);
@@ -164,7 +224,7 @@ PresentationController::createActions()
   label   = tr("LAB_PRESENTATION_DEFLECTION_SHAPE");
   tooltip = tr("TIP_PRESENTATION_DEFLECTION_SHAPE");
   icon    = tr(_getIconName("ICO_PRESENTATION_DEFLECTION_SHAPE").c_str());
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnVisualizeDeflectionShape()),icon,tooltip);
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizeDeflectionShape()),icon,tooltip);
   _salomeModule->createTool(actionId, presentationToolbarId);
   _salomeModule->action(actionId)->setIconVisibleInMenu(true);
   _salomeModule->createMenu(actionId, presentationMenuId);
@@ -172,47 +232,66 @@ PresentationController::createActions()
   label   = tr("LAB_PRESENTATION_POINT_SPRITE");
   tooltip = tr("TIP_PRESENTATION_POINT_SPRITE");
   icon    = tr(_getIconName("ICO_PRESENTATION_POINT_SPRITE").c_str());
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnVisualizePointSprite()),icon,tooltip);
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onVisualizePointSprite()),icon,tooltip);
   _salomeModule->createTool(actionId, presentationToolbarId);
   _salomeModule->action(actionId)->setIconVisibleInMenu(true);
   _salomeModule->createMenu(actionId, presentationMenuId);
 
+  // Separator
+  _salomeModule->createMenu(_salomeModule->separator(), presentationMenuId);
+
   label   = tr("LAB_DELETE_PRESENTATION");
   tooltip = tr("TIP_DELETE_PRESENTATION");
-  icon    = tr(_getIconName("ICO_DELETE_PRESENTATION").c_str());
-  actionId = _salomeModule->createStandardAction(label,this, SLOT(OnDeletePresentation()),icon,tooltip);
-//  _salomeModule->createTool(actionId, presentationToolbarId);
-//  _salomeModule->action(actionId)->setIconVisibleInMenu(true);
+  icon    = tr("ICO_DELETE_PRESENTATION");
+  actionId = _salomeModule->createStandardAction(label,this, SLOT(onDeletePresentation()),icon,tooltip);
+  //  _salomeModule->createTool(actionId, presentationToolbarId);
+  //  _salomeModule->action(actionId)->setIconVisibleInMenu(true);
+  _salomeModule->createMenu(actionId, presentationMenuId);
+
+  // Low level PARAVIS dump
+  label = tr("LAB_PARAVIS_DUMP");
+  tooltip = tr("TIP_PARAVIS_DUMP");
+  actionId = _salomeModule->createStandardAction(label,this,SLOT(onParavisDump()),"");
   _salomeModule->createMenu(actionId, presentationMenuId);
 
+  //
+  // Actions for popup menu only
+  //
+
 }
 
-MEDCALC::MEDPresentationViewMode
-PresentationController::getSelectedViewMode()
+MEDCALC::ViewModeType
+PresentationController::getSelectedViewMode() const
 {
   if (_salomeModule->action(OPTIONS_VIEW_MODE_REPLACE_ID)->isChecked()) {
-    return MEDCALC::VIEW_MODE_REPLACE;
+      return MEDCALC::VIEW_MODE_REPLACE;
   }
   else if (_salomeModule->action(OPTIONS_VIEW_MODE_OVERLAP_ID)->isChecked()) {
-    return MEDCALC::VIEW_MODE_OVERLAP;
+      return MEDCALC::VIEW_MODE_OVERLAP;
   }
   else if (_salomeModule->action(OPTIONS_VIEW_MODE_NEW_LAYOUT_ID)->isChecked()) {
-    return MEDCALC::VIEW_MODE_NEW_LAYOUT;
+      return MEDCALC::VIEW_MODE_NEW_LAYOUT;
   }
   else if (_salomeModule->action(OPTIONS_VIEW_MODE_SPLIT_VIEW_ID)->isChecked()) {
-    return MEDCALC::VIEW_MODE_SPLIT_VIEW;
+      return MEDCALC::VIEW_MODE_SPLIT_VIEW;
   }
   // Should not happen
   STDLOG("Strange!! No matching view mode found - returning VIEW_MODE_REPLACE.");
   return MEDCALC::VIEW_MODE_REPLACE;
 }
 
-MEDCALC::MEDPresentationColorMap
-PresentationController::getSelectedColorMap()
+MEDCALC::ColorMapType
+PresentationController::getSelectedColorMap() const
 {
   return _widgetPresentationParameters->getColorMap();
 }
 
+MEDCALC::ScalarBarRangeType
+PresentationController::getSelectedScalarBarRange() const
+{
+  return _widgetPresentationParameters->getScalarBarRange();
+}
+
 void
 PresentationController::visualize(PresentationEvent::EventType eventType)
 {
@@ -226,84 +305,82 @@ PresentationController::visualize(PresentationEvent::EventType eventType)
   // visualisation using the tui command (so that the user can see how
   // to make a view of an object from the tui console).
   for (int i=0; i<listOfSObject->size(); i++) {
-    SALOMEDS::SObject_var soField = listOfSObject->at(i);
-    int fieldId = -1;
-    try {
-        fieldId = _studyEditor->getParameterInt(soField,FIELD_ID);    }
-    catch(...)    { }
-    if (fieldId < 0)  // is it a field serie ?
-      {
-        int fieldSeriesId = -1;
-        try {
-            fieldSeriesId = _studyEditor->getParameterInt(soField,FIELD_SERIES_ID);      }
-        catch(...)  { }
-        // If fieldId and fieldSeriesId equals -1, then it means that it is not a field
-        // managed by the MED module, and we stop this function process.
-        if ( fieldSeriesId < 0)
-          continue;
-        MEDCALC::FieldHandlerList* fieldHandlerList = MEDFactoryClient::getDataManager()->getFieldListInFieldseries(fieldSeriesId);
-        if (fieldHandlerList->length() < 0)
-          continue;
-        // For a field series, get the first real field entry:
-        MEDCALC::FieldHandler fieldHandler = (*fieldHandlerList)[0];
-        fieldId = fieldHandler.id;
+      SALOMEDS::SObject_var soField = listOfSObject->at(i);
+      int fieldId = getIntParamFromStudyEditor(soField, FIELD_ID);
+      if (fieldId < 0)  // is it a field serie ?
+        {
+          int fieldSeriesId = getIntParamFromStudyEditor(soField, FIELD_SERIES_ID);
+          // If fieldId and fieldSeriesId equals -1, then it means that it is not a field
+          // managed by the MED module, and we stop this function process.
+          if ( fieldSeriesId < 0)
+            continue;
+          MEDCALC::FieldHandlerList* fieldHandlerList = MEDFactoryClient::getDataManager()->getFieldListInFieldseries(fieldSeriesId);
+          if (fieldHandlerList->length() < 0)
+            continue;
+          // For a field series, get the first real field entry:
+          MEDCALC::FieldHandler fieldHandler = (*fieldHandlerList)[0];
+          fieldId = fieldHandler.id;
+        }
+
+      MEDCALC::FieldHandler* fieldHandler = MEDFactoryClient::getDataManager()->getFieldHandler(fieldId);
+      if (! fieldHandler) {
+          QMessageBox::warning(_salomeModule->getApp()->desktop(),
+                               tr("Operation not allowed"),
+                               tr("No field is defined"));
+          return;
       }
 
-    MEDCALC::FieldHandler* fieldHandler = MEDFactoryClient::getDataManager()->getFieldHandler(fieldId);
-    if (! fieldHandler) {
-      QMessageBox::warning(_salomeModule->getApp()->desktop(),
-         tr("Operation not allowed"),
-         tr("No field is defined"));
-      return;
-    }
-
-    PresentationEvent* event = new PresentationEvent();
-    event->eventtype = eventType;
-    XmedDataObject* dataObject = new XmedDataObject();
-    dataObject->setFieldHandler(*fieldHandler);
-    event->objectdata = dataObject;
-    emit presentationSignal(event); // --> WorkspaceController::processPresentationEvent
+      PresentationEvent* event = new PresentationEvent();
+      event->eventtype = eventType;
+      event->fieldHandler = fieldHandler;
+      emit presentationSignal(event); // --> processPresentationEvent()
   }
 }
 
 void
-PresentationController::OnVisualizeScalarMap()
+PresentationController::onVisualizeMeshView()
+{
+  this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_MESH_VIEW);
+}
+
+void
+PresentationController::onVisualizeScalarMap()
 {
   this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_SCALAR_MAP);
 }
 
 void
-PresentationController::OnVisualizeContour()
+PresentationController::onVisualizeContour()
 {
   this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_CONTOUR);
 }
 
 void
-PresentationController::OnVisualizeVectorField()
+PresentationController::onVisualizeVectorField()
 {
   this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_VECTOR_FIELD);
 }
 
 void
-PresentationController::OnVisualizeSlices()
+PresentationController::onVisualizeSlices()
 {
   this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_SLICES);
 }
 
 void
-PresentationController::OnVisualizeDeflectionShape()
+PresentationController::onVisualizeDeflectionShape()
 {
   this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_DEFLECTION_SHAPE);
 }
 
 void
-PresentationController::OnVisualizePointSprite()
+PresentationController::onVisualizePointSprite()
 {
   this->visualize(PresentationEvent::EVENT_VIEW_OBJECT_POINT_SPRITE);
 }
 
 void
-PresentationController::OnDeletePresentation()
+PresentationController::onDeletePresentation()
 {
   // We need a _studyEditor updated on the active study
   _studyEditor->updateActiveStudy();
@@ -313,71 +390,322 @@ PresentationController::OnDeletePresentation()
 
   // For each object, emit a signal to the workspace to request pres deletion
   for (int i=0; i<listOfSObject->size(); i++) {
-    SALOMEDS::SObject_var soPres = listOfSObject->at(i);
-    int presId = _studyEditor->getParameterInt(soPres,PRESENTATION_ID);
-    // If fieldId equals -1, then it means that it is not a field
-    // managed by the MED module, and we stop this function process.
-    if ( presId < 0 )
-      continue;
-
-    STDLOG("Requesting deletion of presentation: ")
-    std::ostringstream oss;
-    oss << presId;
-    STDLOG("    - Pres id:          " + oss.str());
-
-    PresentationEvent* event = new PresentationEvent();
-    event->eventtype = PresentationEvent::EVENT_DELETE_PRESENTATION;
-    XmedDataObject* dataObject = new XmedDataObject();
-    dataObject->setPresentationId(presId);
-    event->objectdata = dataObject;
-    emit presentationSignal(event); // --> WorkspaceController::processPresentationEvent
+      SALOMEDS::SObject_var soPres = listOfSObject->at(i);
+      int presId = getIntParamFromStudyEditor(soPres,PRESENTATION_ID);
+      // If fieldId equals -1, then it means that it is not a field
+      // managed by the MED module, and we stop this function process.
+      if ( presId < 0 )
+        continue;
+
+      PresentationEvent* event = new PresentationEvent();
+      event->eventtype = PresentationEvent::EVENT_DELETE_PRESENTATION;
+      event->presentationId = presId;
+      emit presentationSignal(event); // --> processPresentationEvent()
   }
 }
 
-void
-PresentationController::updateTreeViewWithNewPresentation(long fieldId, long presentationId)
+QString
+PresentationController::getViewModePython() const
 {
-  if (presentationId < 0) {
-    std::cerr << "Unknown presentation\n";
-    return;
+  MEDCALC::ViewModeType viewMode = getSelectedViewMode();
+  switch(viewMode) {
+    case MEDCALC::VIEW_MODE_REPLACE: return "MEDCALC.VIEW_MODE_REPLACE";
+    case MEDCALC::VIEW_MODE_OVERLAP: return "MEDCALC.VIEW_MODE_OVERLAP";
+    case MEDCALC::VIEW_MODE_NEW_LAYOUT: return "MEDCALC.VIEW_MODE_NEW_LAYOUT";
+    case MEDCALC::VIEW_MODE_SPLIT_VIEW: return "MEDCALC.VIEW_MODE_SPLIT_VIEW";
   }
+  return QString();
+}
 
-  std::string name = MEDFactoryClient::getPresentationManager()->getPresentationProperty(presentationId, "name");
-  std::string icon = std::string("ICO_") + name;
-  icon = _getIconName(icon);
-  name = tr(name.c_str()).toStdString();
-  std::string label = tr(icon.c_str()).toStdString();
+QString
+PresentationController::getColorMapPython() const
+{
+  MEDCALC::ColorMapType colorMap = getSelectedColorMap();
+  switch(colorMap) {
+    case MEDCALC::COLOR_MAP_BLUE_TO_RED_RAINBOW: return "MEDCALC.COLOR_MAP_BLUE_TO_RED_RAINBOW";
+    case MEDCALC::COLOR_MAP_COOL_TO_WARM: return "MEDCALC.COLOR_MAP_COOL_TO_WARM";
+  }
+  return QString();
+}
 
-  SalomeApp_Study* study = dynamic_cast<SalomeApp_Study*>(_salomeModule->application()->activeStudy());
-  _PTR(Study) studyDS = study->studyDS();
+QString
+PresentationController::getScalarBarRangePython() const
+{
+  MEDCALC::ScalarBarRangeType colorMap = getSelectedScalarBarRange();
+  switch(colorMap) {
+    case MEDCALC::SCALAR_BAR_ALL_TIMESTEPS: return "MEDCALC.SCALAR_BAR_ALL_TIMESTEPS";
+    case MEDCALC::SCALAR_BAR_CURRENT_TIMESTEP: return "MEDCALC.SCALAR_BAR_CURRENT_TIMESTEP";
+  }
+  return QString();
+}
+
+QString
+PresentationController::getMeshModePython(const int mode) const
+{
+  MEDCALC::MeshModeType mod = static_cast<MEDCALC::MeshModeType>(mode);
+  switch(mod) {
+    case MEDCALC::MESH_MODE_WIREFRAME:     return "MEDCALC.MESH_MODE_WIREFRAME";
+    case MEDCALC::MESH_MODE_SURFACE:       return "MEDCALC.MESH_MODE_SURFACE";
+    case MEDCALC::MESH_MODE_SURFACE_EDGES: return "MEDCALC.MESH_MODE_SURFACE_EDGES";
+  }
+  return QString();
+}
+
+QString
+PresentationController::getSliceOrientationPython(const int orientation) const
+{
+  MEDCALC::SliceOrientationType orient = static_cast<MEDCALC::SliceOrientationType>(orientation);
+  switch(orient) {
+    case MEDCALC::SLICE_NORMAL_TO_X:   return "MEDCALC.SLICE_NORMAL_TO_X";
+    case MEDCALC::SLICE_NORMAL_TO_Y:   return "MEDCALC.SLICE_NORMAL_TO_Y";
+    case MEDCALC::SLICE_NORMAL_TO_Z:   return "MEDCALC.SLICE_NORMAL_TO_Z";
+    case MEDCALC::SLICE_NORMAL_TO_XY:  return "MEDCALC.SLICE_NORMAL_TO_XY";
+    case MEDCALC::SLICE_NORMAL_TO_XZ:  return "MEDCALC.SLICE_NORMAL_TO_XZ";
+    case MEDCALC::SLICE_NORMAL_TO_YZ:  return "MEDCALC.SLICE_NORMAL_TO_YZ";
+    case MEDCALC::SLICE_NORMAL_TO_XYZ: return "MEDCALC.SLICE_NORMAL_TO_XYZ";
+  }
+  return QString();
+}
+
+std::string
+PresentationController::getPresTypeFromWidgetHelper(int presId) const
+{
+  std::map<int, MEDWidgetHelper *>::const_iterator it =_presHelperMap.find(presId);
+  if (it != _presHelperMap.end())
+    return (*it).second->getPythonTag();
+  return "UNKNOWN";
+}
 
-  _salomeModule->engine()->registerPresentation(_CAST(Study, studyDS)->GetStudy(), fieldId, name.c_str(), label.c_str(), presentationId);
+void
+PresentationController::processPresentationEvent(const PresentationEvent* event) {
+  // --> Send commands to SALOME Python console
+  QString viewMode = getViewModePython();
+  QString colorMap = getColorMapPython();
+  QString scalarBarRange = getScalarBarRangePython();
+  MEDCALC::FieldHandler* fieldHandler = event->fieldHandler;
+  QStringList commands;
+
+  // [ABN] using event mechanism for all this is awkward? TODO: direct implementation in each
+  // dedicated widget helper class?
+
+  if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_MESH_VIEW ) {
+        commands += QString("presentation_id = medcalc.MakeMeshView(accessField(%1), viewMode=%2)").arg(fieldHandler->id).arg(viewMode);
+        commands += QString("presentation_id");
+    }
+  else if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_SCALAR_MAP ) {
+      commands += QString("presentation_id = medcalc.MakeScalarMap(accessField(%1), viewMode=%2, scalarBarRange=%3, colorMap=%4)")
+          .arg(fieldHandler->id).arg(viewMode).arg(scalarBarRange).arg(colorMap);
+      commands += QString("presentation_id");
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_CONTOUR ) {
+      commands += QString("presentation_id = medcalc.MakeContour(accessField(%1), viewMode=%2, scalarBarRange=%3, colorMap=%4)")
+            .arg(fieldHandler->id).arg(viewMode).arg(scalarBarRange).arg(colorMap);
+      commands += QString("presentation_id");
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_SLICES ) {
+      commands += QString("presentation_id = medcalc.MakeSlices(accessField(%1), viewMode=%2, scalarBarRange=%3, colorMap=%4)")
+            .arg(fieldHandler->id).arg(viewMode).arg(scalarBarRange).arg(colorMap);
+      commands += QString("presentation_id");
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_VECTOR_FIELD ) {
+      commands += QString("presentation_id = medcalc.MakeVectorField(accessField(%1), viewMode=%2, scalarBarRange=%3, colorMap=%4)")
+          .arg(fieldHandler->id).arg(viewMode).arg(scalarBarRange).arg(colorMap);
+      commands += QString("presentation_id");
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_POINT_SPRITE ) {
+      commands += QString("presentation_id = medcalc.MakePointSprite(accessField(%1), viewMode=%2, scalarBarRange=%3, colorMap=%4)")
+              .arg(fieldHandler->id).arg(viewMode).arg(scalarBarRange).arg(colorMap);
+      commands += QString("presentation_id");
+  }
+    else if ( event->eventtype == PresentationEvent::EVENT_VIEW_OBJECT_DEFLECTION_SHAPE ) {
+      commands += QString("presentation_id = medcalc.MakeDeflectionShape(accessField(%1), viewMode=%2, scalarBarRange=%3, colorMap=%4)")
+          .arg(fieldHandler->id).arg(viewMode).arg(scalarBarRange).arg(colorMap);
+      commands += QString("presentation_id");
+  }
 
 
-  MEDCALC::MEDPresentationViewMode viewMode = MEDFactoryClient::getPresentationManager()->getPresentationViewMode(presentationId);
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_COMPONENT ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.Get%1Parameters(%2)").arg(QString::fromStdString(typ)).arg(event->presentationId);
+      commands += QString("params.displayedComponent = '%1'").arg(QString::fromStdString(event->aString));
+      commands += QString("medcalc.Update%1(%2, params)").arg(QString::fromStdString(typ)).arg(event->presentationId);
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_COLORMAP ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.Get%1Parameters(%2)").arg(QString::fromStdString(typ)).arg(event->presentationId);
+      commands += QString("params.colorMap = %1").arg(getColorMapPython());
+      commands += QString("medcalc.Update%1(%2, params)").arg(QString::fromStdString(typ)).arg(event->presentationId);
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_TIME_RANGE ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.Get%1Parameters(%2)").arg(QString::fromStdString(typ)).arg(event->presentationId);
+      commands += QString("params.scalarBarRange = %1").arg(getScalarBarRangePython());
+      commands += QString("medcalc.Update%1(%2, params)").arg(QString::fromStdString(typ)).arg(event->presentationId);
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_NB_CONTOUR ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.GetContourParameters(%2)").arg(event->presentationId);
+      commands += QString("params.nbContours = %1").arg(event->anInteger);
+      commands += QString("medcalc.UpdateContour(%1, params)").arg(event->presentationId);
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_MESH_MODE ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.GetMeshViewParameters(%2)").arg(event->presentationId);
+      commands += QString("params.mode = %1").arg(getMeshModePython(event->anInteger));
+      commands += QString("medcalc.UpdateMeshView(%1, params)").arg(event->presentationId);
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_NB_SLICES ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.GetSlicesParameters(%2)").arg(event->presentationId);
+      commands += QString("params.nbSlices = %1").arg(event->anInteger);
+      commands += QString("medcalc.UpdateSlices(%1, params)").arg(event->presentationId);
+  }
+  else if ( event->eventtype == PresentationEvent::EVENT_CHANGE_SLICE_ORIENTATION ) {
+      std::string typ = getPresTypeFromWidgetHelper(event->presentationId);
+      commands += QString("params = medcalc.GetSlicesParameters(%2)").arg(event->presentationId);
+      commands += QString("params.orientation = %1").arg(getSliceOrientationPython(event->anInteger));
+      commands += QString("medcalc.UpdateSlices(%1, params)").arg(event->presentationId);
+  }
 
-  // Remove sibling presentations if view mode is set to REPLACE
-  if (viewMode == MEDCALC::VIEW_MODE_REPLACE) {
-    MED_ORB::PresentationsList* presList = _salomeModule->engine()->getSiblingPresentations(_CAST(Study, studyDS)->GetStudy(), presentationId);
-    CORBA::ULong size = presList->length();
+  else if ( event->eventtype == PresentationEvent::EVENT_DELETE_PRESENTATION ) {
+      commands += QString("medcalc.RemovePresentation(%1)").arg(event->presentationId);
+  }
+  else {
+      STDLOG("The event "<<event->eventtype<<" is not implemented yet");
+  }
+  _consoleDriver->exec(commands);
+}
 
-    std::stringstream sstm;
-    sstm << "Removing sibling presentation(s): ";
-    for (int i = 0; i < size; ++i)
-      sstm << (*presList)[i] << "  ";
-    STDLOG(sstm.str());
+MEDWidgetHelper *
+PresentationController::findOrCreateWidgetHelper(MEDCALC::MEDPresentationManager_ptr presManager,
+                                                 int presId, const std::string& type, const std::string& name )
+{
+  std::map<int, MEDWidgetHelper *>::const_iterator it =_presHelperMap.find(presId);
+  if (it != _presHelperMap.end())
+    return (*it).second;
+  MEDWidgetHelper * wh = 0;
+  if (type == MEDPresentationMeshView::TYPE_NAME)
+    wh = new MEDWidgetHelperMeshView(this, _presManager, presId, name, _widgetPresentationParameters);
+  else if (type == MEDPresentationScalarMap::TYPE_NAME)
+    wh = new MEDWidgetHelperScalarMap(this, _presManager, presId, name, _widgetPresentationParameters);
+  else if (type == MEDPresentationContour::TYPE_NAME)
+    wh = new MEDWidgetHelperContour(this, _presManager, presId, name, _widgetPresentationParameters);
+  else if (type == MEDPresentationSlices::TYPE_NAME)
+    wh = new MEDWidgetHelperSlices(this, _presManager, presId, name, _widgetPresentationParameters);
+  else if (type == MEDPresentationVectorField::TYPE_NAME)
+    wh = new MEDWidgetHelperVectorField(this, _presManager, presId, name, _widgetPresentationParameters);
+  else if (type == MEDPresentationPointSprite::TYPE_NAME)
+    wh = new MEDWidgetHelperPointSprite(this, _presManager, presId, name, _widgetPresentationParameters);
+  else if (type == MEDPresentationDeflectionShape::TYPE_NAME)
+    wh = new MEDWidgetHelperDeflectionShape(this, _presManager, presId, name, _widgetPresentationParameters);
+  else
+    {
+      const char * msg ="findOrCreateWidgetHelper(): NOT IMPLEMENTED !!!";
+      STDLOG(msg);
+    }
+  _presHelperMap[presId] = wh;
+  return wh;
+}
 
-    for (int i = 0; i < size; ++i) {
-      PresentationEvent* event = new PresentationEvent();
-      event->eventtype = PresentationEvent::EVENT_DELETE_PRESENTATION;
-      XmedDataObject* dataObject = new XmedDataObject();
-      dataObject->setPresentationId((*presList)[i]);
-      event->objectdata = dataObject;
-      emit presentationSignal(event); // --> WorkspaceController::processPresentationEvent
+void
+PresentationController::onPresentationSelected(int presId, const QString& presType, const QString& presName)
+{
+  if (presId == -1)
+    {
+      if (_widgetPresentationParameters->isShown())
+        {
+          _widgetPresentationParameters->toggleWidget(false);
+          if(_currentWidgetHelper)
+            _currentWidgetHelper->releaseWidget();
+        }
     }
+  else
+    {
+      // Activate corresponding ParaView render view
+      _presManager->activateView(presId);
+      // Update widgets parameters
+      _currentWidgetHelper = findOrCreateWidgetHelper(_presManager, presId, presType.toStdString(), presName.toStdString());
+      _currentWidgetHelper->updateWidget(true);
+    }
+}
 
-    delete presList;
+void
+PresentationController::onParavisDump()
+{
+  // We need a _studyEditor updated on the active study
+  _studyEditor->updateActiveStudy();
+
+  // Get the selected objects in the study (SObject)
+  SALOME_StudyEditor::SObjectList* listOfSObject = _studyEditor->getSelectedObjects();
+
+  // For the first object only, request the dump
+  for (int i=0; i<listOfSObject->size(); i++) {
+      SALOMEDS::SObject_var soPres = listOfSObject->at(i);
+      int presId = getIntParamFromStudyEditor(soPres,PRESENTATION_ID);
+      // If fieldId equals -1, then it means that it is not a field
+      // managed by the MED module, and we stop this function process.
+      if ( presId < 0 )
+        continue;
+
+      std::string dump(_presManager->getParavisDump(presId));
+      std::cerr << "#====== ParaVis dump (presentation "  << presId << ") =====" << std::endl;
+      std::cerr << dump;
+      std::cerr << "#====== End of ParaVis dump =============== " << std::endl;
+
+      break; // stop at the first one
   }
+}
+
+void
+PresentationController::updateTreeViewWithNewPresentation(long fieldId, long presentationId)
+{
+  if (presentationId < 0) {
+      std::cerr << "Unknown presentation\n";
+      return;
+  }
+
+  std::string name(_presManager->getPresentationStringProperty(presentationId, MEDPresentation::PROP_NAME.c_str()));
+  std::string type = name;
+  std::string icon = std::string("ICO_") + type;
+  icon = _getIconName(icon);
+  std::string ico = tr(icon.c_str()).toStdString();
+
+  // Append presentation ID to the displayed name in the OB:
+  std::ostringstream oss;
+  name = tr(name.c_str()).toStdString();
+  oss << name << " (" << presentationId << ")";
+
+  SalomeApp_Study* study = dynamic_cast<SalomeApp_Study*>(_salomeModule->application()->activeStudy());
+  _PTR(Study) studyDS = study->studyDS();
+
+  _salomeModule->engine()->registerPresentation(_CAST(Study, studyDS)->GetStudy(), fieldId,
+      oss.str().c_str(), type.c_str(),ico.c_str(), presentationId);
+
+
+  //  MEDCALC::ViewModeType viewMode = MEDFactoryClient::getPresentationManager()->getPresentationViewMode(presentationId);
+  //
+  //  // Remove sibling presentations if view mode is set to REPLACE
+  //  if (viewMode == MEDCALC::VIEW_MODE_REPLACE) {
+  //    MED_ORB::PresentationsList* presList = _salomeModule->engine()->getSiblingPresentations(_CAST(Study, studyDS)->GetStudy(), presentationId);
+  //    CORBA::ULong size = presList->length();
+  //
+  //    std::stringstream sstm;
+  //    sstm << "Removing sibling presentation(s): ";
+  //    for (int i = 0; i < size; ++i)
+  //      sstm << (*presList)[i] << "  ";
+  //    STDLOG(sstm.str());
+  //
+  //    for (int i = 0; i < size; ++i) {
+  //      PresentationEvent* event = new PresentationEvent();
+  //      event->eventtype = PresentationEvent::EVENT_DELETE_PRESENTATION;
+  //      XmedDataObject* dataObject = new XmedDataObject();
+  //      dataObject->setPresentationId((*presList)[i]);
+  //      event->objectdata = dataObject;
+  //      emit presentationSignal(event); // --> WorkspaceController::processPresentationEvent
+  //    }
+  //
+  //    delete presList;
+  //  }
 
   // update Object browser
   _salomeModule->getApp()->updateObjectBrowser(true);
@@ -387,8 +715,8 @@ void
 PresentationController::updateTreeViewForPresentationRemoval(long presentationId)
 {
   if (presentationId < 0) {
-    std::cerr << "Unknown presentation\n";
-    return;
+      std::cerr << "Unknown presentation\n";
+      return;
   }
 
   SalomeApp_Study* study = dynamic_cast<SalomeApp_Study*>(_salomeModule->application()->activeStudy());
@@ -404,16 +732,42 @@ void
 PresentationController::processWorkspaceEvent(const MEDCALC::MedEvent* event)
 {
   if ( event->type == MEDCALC::EVENT_ADD_PRESENTATION ) {
-    this->updateTreeViewWithNewPresentation(event->dataId, event->presentationId);
+    updateTreeViewWithNewPresentation(event->dataId, event->presentationId);
+    // Deal with replace mode: presentations with invalid IDs have to be removed:
+    SalomeApp_Study* study = dynamic_cast<SalomeApp_Study*>(_salomeModule->application()->activeStudy());
+    _PTR(Study) studyDS = study->studyDS();
+
+    MEDCALC::PresentationsList * lstManager = _presManager->getAllPresentations();
+    MED_ORB::PresentationsList * lstModule = _salomeModule->engine()->getStudyPresentations(_CAST(Study, studyDS)->GetStudy());
+    // The IDs not in the intersection needs deletion:
+    CORBA::Long * last = lstManager->get_buffer() + lstManager->length();
+    for (unsigned i = 0; i < lstModule->length(); i++)
+      {
+        CORBA::Long * ptr = std::find(lstManager->get_buffer(), last, (*lstModule)[i]);
+        if (ptr == last)
+          {
+            STDLOG("Removing pres " << (*lstModule)[i] << " from OB.");
+          // Presentation in module but not in manager anymore: to be deleted from OB:
+          updateTreeViewForPresentationRemoval((*lstModule)[i]);
+          onPresentationSelected(-1, "", ""); // make sure param widget is hidden
+          }
+      }
   }
   else if ( event->type == MEDCALC::EVENT_REMOVE_PRESENTATION ) {
-    this->updateTreeViewForPresentationRemoval(event->presentationId);
+      updateTreeViewForPresentationRemoval(event->presentationId);
+      // Hide parameter widget if necessary:
+      onPresentationSelected(-1, "", "");
+  }
+  else if ( event->type == MEDCALC::EVENT_MODIFY_PRESENTATION ) {
+      // Update parameter widget if shown:
+      if(_currentWidgetHelper)
+        _currentWidgetHelper->updateWidget(false);
   }
 }
 
 void
 PresentationController::showDockWidgets(bool isVisible)
 {
-  STDLOG("Switching PresentationController visibility to: " << isVisible);
   _dockWidget->setVisible(isVisible);
 }
+