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NPAL16716. Compound: To create the groups of initial meshes.
[modules/smesh.git] / src / SMESH_I / SMESH_Gen_i.hxx
index ae09b09c28b74dc6ca3ecb04a151d898c0d14c7b..f8d43bb9bd1dfda5871b4476fda0db1c25c88751 100644 (file)
-//=============================================================================
-// File      : SMESH_Gen_i.hxx
-// Created   : lun mai  6 13:41:30 CEST 2002
-// Author    : Paul RASCLE, EDF
-// Project   : SALOME
-// Copyright : EDF 2002
-// $Header$
-//=============================================================================
+//  SMESH SMESH_I : idl implementation based on 'SMESH' unit's calsses
+//
+//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
+// 
+//  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. 
+// 
+//  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
+//
+//
+//
+//  File   : SMESH_Gen_i.hxx
+//  Author : Paul RASCLE, EDF
+//  Module : SMESH
+//  $Header$
 
 #ifndef _SMESH_GEN_I_HXX_
 #define _SMESH_GEN_I_HXX_
 
+#include "SMESH.hxx"
+
 #include <SALOMEconfig.h>
 #include CORBA_SERVER_HEADER(SMESH_Gen)
 #include CORBA_SERVER_HEADER(SMESH_Mesh)
 #include CORBA_SERVER_HEADER(SMESH_Hypothesis)
 #include CORBA_CLIENT_HEADER(GEOM_Gen)
-#include CORBA_CLIENT_HEADER(GEOM_Shape)
 #include CORBA_CLIENT_HEADER(SALOMEDS)
 #include CORBA_CLIENT_HEADER(SALOMEDS_Attributes)
 
-
-class SMESH_Mesh_i;
-
-#include "SMESH_HypothesisFactory_i.hxx"
 #include "SMESH_Mesh_i.hxx"
+#include "SMESH_Hypothesis_i.hxx"
 #include "SALOME_Component_i.hxx"
 #include "SALOME_NamingService.hxx"
 
 #include "SMESH_Gen.hxx"
-#include "SMESH_topo.hxx"
 #include "GEOM_Client.hxx"
 
-#include <HDFOI.hxx>
+#include <TCollection_AsciiString.hxx>
+#include <Resource_DataMapOfAsciiStringAsciiString.hxx>
+#include <TColStd_HSequenceOfAsciiString.hxx>
 
 #include <map>
+#include <sstream>
 
-typedef struct studyContext_iStruct
-{
-  map<int,SMESH_Mesh_i*> mapMesh_i;
-} StudyContext_iStruct;
+class SMESH_Mesh_i;
+class SALOME_LifeCycleCORBA;
 
-class SMESH_Gen_i:
-  public POA_SMESH::SMESH_Gen,
-  public Engines_Component_i 
+// ===========================================================
+// Study context - stores study-connected objects references
+// ==========================================================
+class SMESH_I_EXPORT StudyContext
 {
 public:
+  // constructor
+  StudyContext() {}
+  // destructor
+  ~StudyContext() 
+  { 
+    mapIdToIOR.clear();
+    mapIdToId.clear();
+  }
+  // register object in the internal map and return its id
+  int addObject( string theIOR )
+  {
+    int nextId = getNextId();
+    mapIdToIOR[ nextId ]  = theIOR;
+    return nextId;
+  }
+  // find the object id in the internal map by the IOR
+  int findId( string theIOR )
+  {
+    map<int, string>::iterator imap;
+    for ( imap = mapIdToIOR.begin(); imap != mapIdToIOR.end(); ++imap ) {
+      if ( imap->second == theIOR )
+        return imap->first;
+    }
+    return 0;
+  }
+  // get object's IOR by id
+  string getIORbyId( const int theId )
+  {
+    if ( mapIdToIOR.find( theId ) != mapIdToIOR.end() )
+      return mapIdToIOR[ theId ];
+    return string( "" );
+  }
+  // get object's IOR by old id
+  string getIORbyOldId( const int theOldId )
+  {
+    if ( mapIdToId.find( theOldId ) != mapIdToId.end() )
+      return getIORbyId( mapIdToId[ theOldId ] );
+    return string( "" );
+  }
+  // maps old object id to the new one (used when restoring data)
+  void mapOldToNew( const int oldId, const int newId ) {
+    mapIdToId[ oldId ] = newId;
+  }
+  // get old id by a new one
+  int getOldId( const int newId ) {
+    map<int, int>::iterator imap;
+    for ( imap = mapIdToId.begin(); imap != mapIdToId.end(); ++imap ) {
+      if ( imap->second == newId )
+        return imap->first;
+    }
+    return 0;
+  }
+    
+private:
+  // get next free object identifier
+  int getNextId()
+  {
+    int id = 1;
+    while( mapIdToIOR.find( id ) != mapIdToIOR.end() )
+      id++;
+    return id;
+  }
+
+  map<int, string> mapIdToIOR;      // persistent-to-transient map
+  map<int, int>    mapIdToId;       // used to translate object from persistent to transient form
+};
 
+// ===========================================================
+// SMESH module's engine
+// ==========================================================
+class SMESH_I_EXPORT SMESH_Gen_i:
+  public virtual POA_SMESH::SMESH_Gen,
+  public virtual Engines_Component_i 
+{
+public:
+  // Get last created instance of the class
+  static SMESH_Gen_i* GetSMESHGen() { return mySMESHGen;}
+  // Get ORB object
+  static CORBA::ORB_var GetORB() { return myOrb;}
+  // Get SMESH module's POA object
+  static PortableServer::POA_var GetPOA() { return myPoa;}
+  // Get Naming Service object
+  static SALOME_NamingService* GetNS();
+  // Get SALOME_LifeCycleCORBA object
+  static SALOME_LifeCycleCORBA* GetLCC();
+  // Retrieve and get GEOM engine reference
+  static GEOM::GEOM_Gen_ptr GetGeomEngine();
+  // Get object of the CORBA reference
+  static PortableServer::ServantBase_var GetServant( CORBA::Object_ptr theObject );
+  // Get CORBA object corresponding to the SALOMEDS::SObject
+  static CORBA::Object_var SObjectToObject( SALOMEDS::SObject_ptr theSObject );
+  // Get the SALOMEDS::SObject corresponding to a CORBA object
+  static SALOMEDS::SObject_ptr ObjectToSObject(SALOMEDS::Study_ptr theStudy,
+                                               CORBA::Object_ptr   theObject);
+  // Get GEOM Object correspoding to TopoDS_Shape
+  GEOM::GEOM_Object_ptr ShapeToGeomObject (const TopoDS_Shape& theShape );
+  // Get TopoDS_Shape correspoding to GEOM_Object
+  TopoDS_Shape GeomObjectToShape(GEOM::GEOM_Object_ptr theGeomObject);
+  
+  // Default constructor
   SMESH_Gen_i();
-  SMESH_Gen_i(CORBA::ORB_ptr orb,
-              PortableServer::POA_ptr poa,
-              PortableServer::ObjectId * contId, 
-              const char *instanceName, 
-              const char *interfaceName);
+  // Standard constructor
+  SMESH_Gen_i( CORBA::ORB_ptr            orb,
+               PortableServer::POA_ptr   poa,
+               PortableServer::ObjectId* contId, 
+               const char*               instanceName, 
+               const char*               interfaceName );
+  // Destructor
   virtual ~SMESH_Gen_i();
+
+  // *****************************************
+  // Interface methods
+  // *****************************************
+  //GEOM::GEOM_Gen_ptr SetGeomEngine( const char* containerLoc );
+  void SetGeomEngine( GEOM::GEOM_Gen_ptr geomcompo );
+
+  // Set current study
+  void SetEmbeddedMode( CORBA::Boolean theMode );
+  // Get current study
+  CORBA::Boolean IsEmbeddedMode();
+
+  // Set current study
+  void SetCurrentStudy( SALOMEDS::Study_ptr theStudy );
+  // Get current study
+  SALOMEDS::Study_ptr GetCurrentStudy();
+
+  // Create hypothesis/algorothm of given type
+  SMESH::SMESH_Hypothesis_ptr CreateHypothesis (const char* theHypType,
+                                                const char* theLibName)
+    throw ( SALOME::SALOME_Exception );
+  
+  // Return hypothesis of given type holding parameter values of the existing mesh
+  SMESH::SMESH_Hypothesis_ptr GetHypothesisParameterValues (const char*           theHypType,
+                                                            const char*           theLibName,
+                                                            SMESH::SMESH_Mesh_ptr theMesh,
+                                                            GEOM::GEOM_Object_ptr theGeom)
+    throw ( SALOME::SALOME_Exception );
   
-  SMESH::SMESH_Hypothesis_ptr CreateHypothesis(const char* anHyp,
-                                               CORBA::Long studyId)
-    throw (SALOME::SALOME_Exception);
+  // Create empty mesh on a shape
+  SMESH::SMESH_Mesh_ptr CreateMesh( GEOM::GEOM_Object_ptr theShapeObject )
+    throw ( SALOME::SALOME_Exception );
+
+  // Create empty mesh
+  SMESH::SMESH_Mesh_ptr CreateEmptyMesh()
+    throw ( SALOME::SALOME_Exception );
+
+  //  Create mesh(es) and import data from UNV file
+  SMESH::SMESH_Mesh_ptr CreateMeshesFromUNV( const char* theFileName )
+    throw ( SALOME::SALOME_Exception );
+
+  //  Create mesh(es) and import data from MED file
+  SMESH::mesh_array* CreateMeshesFromMED( const char* theFileName,
+                                          SMESH::DriverMED_ReadStatus& theStatus )
+    throw ( SALOME::SALOME_Exception );
+
+  //  Create mesh(es) and import data from STL file
+  SMESH::SMESH_Mesh_ptr CreateMeshesFromSTL( const char* theFileName )
+    throw ( SALOME::SALOME_Exception );
+
+  // Compute mesh on a shape
+  CORBA::Boolean Compute( SMESH::SMESH_Mesh_ptr theMesh,
+                          GEOM::GEOM_Object_ptr theShapeObject )
+    throw ( SALOME::SALOME_Exception );
+  /*!
+   * \brief Return errors of mesh computation
+   */
+  SMESH::compute_error_array* GetComputeErrors(SMESH::SMESH_Mesh_ptr theMesh,
+                                               GEOM::GEOM_Object_ptr  theShapeObject )
+    throw ( SALOME::SALOME_Exception );
+
+  // Returns true if mesh contains enough data to be computed
+  CORBA::Boolean IsReadyToCompute( SMESH::SMESH_Mesh_ptr theMesh,
+                                   GEOM::GEOM_Object_ptr theShapeObject )
+    throw ( SALOME::SALOME_Exception );
+
+  // Returns errors of hypotheses definintion
+  SMESH::algo_error_array* GetAlgoState( SMESH::SMESH_Mesh_ptr theMesh, 
+                                         GEOM::GEOM_Object_ptr theSubObject )
+      throw ( SALOME::SALOME_Exception );
+
+  // Get sub-shapes unique ID's list
+  SMESH::long_array* GetSubShapesId( GEOM::GEOM_Object_ptr      theMainShapeObject,
+                                     const SMESH::object_array& theListOfSubShape )
+    throw ( SALOME::SALOME_Exception );
+
+  // Return geometrical object the given element is built on. Publish it in study.
+  GEOM::GEOM_Object_ptr GetGeometryByMeshElement( SMESH::SMESH_Mesh_ptr  theMesh,
+                                                  CORBA::Long            theElementID,
+                                                  const char*            theGeomName)
+    throw ( SALOME::SALOME_Exception );
+
+  // Return geometrical object the given element is built on. Don't publish it in study.
+  GEOM::GEOM_Object_ptr FindGeometryByMeshElement( SMESH::SMESH_Mesh_ptr  theMesh,
+                                                  CORBA::Long            theElementID)
+    throw ( SALOME::SALOME_Exception );
+
+  // Concatenate the given meshes into one mesh
+  SMESH::SMESH_Mesh_ptr ConcatenateCommon(const SMESH::mesh_array& theMeshesArray, 
+                                         CORBA::Boolean           theUniteIdenticalGroups, 
+                                         CORBA::Boolean           theMergeNodesAndElements, 
+                                         CORBA::Double            theMergeTolerance,
+                                         CORBA::Boolean           theCommonGroups)
+    throw ( SALOME::SALOME_Exception );
+
+  // Concatenate the given meshes into one mesh
+  SMESH::SMESH_Mesh_ptr Concatenate(const SMESH::mesh_array& theMeshesArray, 
+                                   CORBA::Boolean           theUniteIdenticalGroups, 
+                                   CORBA::Boolean           theMergeNodesAndElements, 
+                                   CORBA::Double            theMergeTolerance)
+    throw ( SALOME::SALOME_Exception );
+
+  // Concatenate the given meshes into one mesh
+  // Create the groups of all elements from initial meshes
+  SMESH::SMESH_Mesh_ptr ConcatenateWithGroups(const SMESH::mesh_array& theMeshesArray, 
+                                             CORBA::Boolean           theUniteIdenticalGroups, 
+                                             CORBA::Boolean           theMergeNodesAndElements, 
+                                             CORBA::Double            theMergeTolerance)
+    throw ( SALOME::SALOME_Exception );
+
+  // ****************************************************
+  // Interface inherited methods (from SALOMEDS::Driver)
+  // ****************************************************
+
+  // Save SMESH data
+  SALOMEDS::TMPFile* Save( SALOMEDS::SComponent_ptr theComponent,
+                        const char*              theURL,
+                        bool                     isMultiFile );
+  // Load SMESH data
+  bool Load( SALOMEDS::SComponent_ptr theComponent,
+            const SALOMEDS::TMPFile& theStream,
+            const char*              theURL,
+            bool                     isMultiFile );
+  // Save SMESH data in ASCII format
+  SALOMEDS::TMPFile* SaveASCII( SALOMEDS::SComponent_ptr theComponent,
+                               const char*              theURL,
+                               bool                     isMultiFile );
+  // Load SMESH data in ASCII format
+  bool LoadASCII( SALOMEDS::SComponent_ptr theComponent,
+                 const SALOMEDS::TMPFile& theStream,
+                 const char*              theURL,
+                 bool                     isMultiFile );
+
+  // Create filter manager
+  SMESH::FilterManager_ptr CreateFilterManager();
+
+  // Return a pattern mesher
+  SMESH::SMESH_Pattern_ptr GetPattern();
+
+  // Clears study-connected data when it is closed
+  void Close( SALOMEDS::SComponent_ptr theComponent );
   
-  SMESH::SMESH_Mesh_ptr Init(GEOM::GEOM_Gen_ptr geomEngine,
-                             CORBA::Long studyId,
-                             GEOM::GEOM_Shape_ptr aShape)
-    throw (SALOME::SALOME_Exception);
-
-  CORBA::Boolean Compute(SMESH::SMESH_Mesh_ptr aMesh,
-                         GEOM::GEOM_Shape_ptr aShape)
-    throw (SALOME::SALOME_Exception);
-
-  CORBA::Boolean IsReadyToCompute(SMESH::SMESH_Mesh_ptr aMesh,
-                                  GEOM::GEOM_Shape_ptr aShape)
-    throw (SALOME::SALOME_Exception);
-
-  SMESH::long_array* GetSubShapesId(GEOM::GEOM_Gen_ptr geomEngine,
-                                   CORBA::Long studyId,
-                                   GEOM::GEOM_Shape_ptr mainShape,
-                                   const SMESH::shape_array& listOfSubShape)
-    throw (SALOME::SALOME_Exception);
-
-
-  // inherited methods from SALOMEDS::Driver
-
-  SALOMEDS::TMPFile* Save(SALOMEDS::SComponent_ptr theComponent,
-                         const char* theURL,
-                         bool isMultiFile);
-  bool Load(SALOMEDS::SComponent_ptr theComponent,
-           const SALOMEDS::TMPFile& theStream,
-           const char* theURL,
-           bool isMultiFile);
-  void Close(SALOMEDS::SComponent_ptr theComponent);
+  // Get component data type
   char* ComponentDataType();
     
-  char* IORToLocalPersistentID(SALOMEDS::SObject_ptr theSObject,
-                              const char* IORString,
-                              CORBA::Boolean isMultiFile);
-  char* LocalPersistentIDToIOR(SALOMEDS::SObject_ptr theSObject,
-                              const char* aLocalPersistentID,
-                              CORBA::Boolean isMultiFile);
-
-  bool CanPublishInStudy(CORBA::Object_ptr theIOR) { return false; }
-  SALOMEDS::SObject_ptr PublishInStudy(SALOMEDS::Study_ptr theStudy,
-                                      SALOMEDS::SObject_ptr theSObject,
-                                      CORBA::Object_ptr theObject,
-                                      const char* theName) throw (SALOME::SALOME_Exception) {
+  // Transform data from transient form to persistent
+  char* IORToLocalPersistentID( SALOMEDS::SObject_ptr theSObject,
+                               const char*           IORString,
+                               CORBA::Boolean        isMultiFile,
+                               CORBA::Boolean        isASCII );
+  // Transform data from persistent form to transient
+  char* LocalPersistentIDToIOR( SALOMEDS::SObject_ptr theSObject,
+                               const char*           aLocalPersistentID,
+                               CORBA::Boolean        isMultiFile,
+                               CORBA::Boolean        isASCII );
+
+  // Returns true if object can be published in the study
+  bool CanPublishInStudy( CORBA::Object_ptr theIOR );
+  // Publish object in the study
+  SALOMEDS::SObject_ptr PublishInStudy( SALOMEDS::Study_ptr   theStudy,
+                                       SALOMEDS::SObject_ptr theSObject,
+                                       CORBA::Object_ptr     theObject,
+                                       const char*           theName ) 
+    throw ( SALOME::SALOME_Exception );
+
+  // Copy-paste methods - returns true if object can be copied to the clipboard
+  CORBA::Boolean CanCopy( SALOMEDS::SObject_ptr theObject ) { return false; }
+  // Copy-paste methods - copy object to the clipboard
+  SALOMEDS::TMPFile* CopyFrom( SALOMEDS::SObject_ptr theObject, CORBA::Long& theObjectID ) { return false; }
+  // Copy-paste methods - returns true if object can be pasted from the clipboard
+  CORBA::Boolean CanPaste( const char* theComponentName, CORBA::Long theObjectID ) { return false; }
+  // Copy-paste methods - paste object from the clipboard
+  SALOMEDS::SObject_ptr PasteInto( const SALOMEDS::TMPFile& theStream,
+                                  CORBA::Long              theObjectID,
+                                  SALOMEDS::SObject_ptr    theObject ) {
     SALOMEDS::SObject_var aResultSO;
     return aResultSO._retn();
   }
 
-  CORBA::Boolean CanCopy(SALOMEDS::SObject_ptr theObject) {return false;}
-  SALOMEDS::TMPFile* CopyFrom(SALOMEDS::SObject_ptr theObject, CORBA::Long& theObjectID) {return false;}
-  CORBA::Boolean CanPaste(const char* theComponentName, CORBA::Long theObjectID) {return false;}
-  SALOMEDS::SObject_ptr PasteInto(const SALOMEDS::TMPFile& theStream,
-                                 CORBA::Long theObjectID,
-                                 SALOMEDS::SObject_ptr theObject) {
-    SALOMEDS::SObject_var aResultSO;
-    return aResultSO._retn();
+  // ============
+  // Dump python
+  // ============
+
+  virtual Engines::TMPFile* DumpPython(CORBA::Object_ptr theStudy, 
+                                      CORBA::Boolean isPublished, 
+                                      CORBA::Boolean& isValidScript);
+
+  void AddToPythonScript (int theStudyID, const TCollection_AsciiString& theString);
+
+  void RemoveLastFromPythonScript (int theStudyID);
+
+  void SavePython (SALOMEDS::Study_ptr theStudy);
+
+  TCollection_AsciiString DumpPython_impl (int theStudyID, 
+                                           Resource_DataMapOfAsciiStringAsciiString& theObjectNames,
+                                           Resource_DataMapOfAsciiStringAsciiString& theNames,
+                                           bool isPublished, 
+                                           bool& aValidScript,
+                                           const TCollection_AsciiString& theSavedTrace);
+
+  TCollection_AsciiString GetNewPythonLines (int theStudyID);
+
+  void CleanPythonTrace (int theStudyID);
+
+
+  // *****************************************
+  // Internal methods
+  // *****************************************
+public:
+  // Get shape reader
+  GEOM_Client* GetShapeReader();
+
+  // Tags definition 
+  static long GetHypothesisRootTag();
+  static long GetAlgorithmsRootTag();
+  static long GetRefOnShapeTag();
+  static long GetRefOnAppliedHypothesisTag();
+  static long GetRefOnAppliedAlgorithmsTag();
+  static long GetSubMeshOnVertexTag();
+  static long GetSubMeshOnEdgeTag();
+  static long GetSubMeshOnFaceTag();
+  static long GetSubMeshOnSolidTag();
+  static long GetSubMeshOnCompoundTag();
+  static long GetSubMeshOnWireTag();
+  static long GetSubMeshOnShellTag();
+  static long GetNodeGroupsTag();
+  static long GetEdgeGroupsTag();
+  static long GetFaceGroupsTag();
+  static long GetVolumeGroupsTag();
+
+  // publishing methods
+  SALOMEDS::SComponent_ptr PublishComponent(SALOMEDS::Study_ptr theStudy);
+  SALOMEDS::SObject_ptr PublishMesh (SALOMEDS::Study_ptr   theStudy,
+                                     SMESH::SMESH_Mesh_ptr theMesh,
+                                     const char*           theName = 0);
+  SALOMEDS::SObject_ptr PublishHypothesis (SALOMEDS::Study_ptr         theStudy,
+                                           SMESH::SMESH_Hypothesis_ptr theHyp,
+                                           const char*                 theName = 0);
+  SALOMEDS::SObject_ptr PublishSubMesh (SALOMEDS::Study_ptr      theStudy,
+                                        SMESH::SMESH_Mesh_ptr    theMesh,
+                                        SMESH::SMESH_subMesh_ptr theSubMesh,
+                                        GEOM::GEOM_Object_ptr    theShapeObject,
+                                       const char*              theName = 0);
+  SALOMEDS::SObject_ptr PublishGroup (SALOMEDS::Study_ptr    theStudy,
+                                      SMESH::SMESH_Mesh_ptr  theMesh,
+                                      SMESH::SMESH_GroupBase_ptr theGroup,
+                                      GEOM::GEOM_Object_ptr  theShapeObject,
+                                      const char*            theName = 0);
+  bool AddHypothesisToShape(SALOMEDS::Study_ptr         theStudy,
+                            SMESH::SMESH_Mesh_ptr       theMesh,
+                            GEOM::GEOM_Object_ptr       theShapeObject,
+                            SMESH::SMESH_Hypothesis_ptr theHyp);
+  bool RemoveHypothesisFromShape(SALOMEDS::Study_ptr         theStudy,
+                                 SMESH::SMESH_Mesh_ptr       theMesh,
+                                 GEOM::GEOM_Object_ptr       theShapeObject,
+                                 SMESH::SMESH_Hypothesis_ptr theHyp);
+  SALOMEDS::SObject_ptr GetMeshOrSubmeshByShape (SALOMEDS::Study_ptr   theStudy,
+                                                 SMESH::SMESH_Mesh_ptr theMesh,
+                                                 GEOM::GEOM_Object_ptr theShape);
+  static void SetName(SALOMEDS::SObject_ptr theSObject,
+                      const char*           theName,
+                      const char*           theDefaultName = 0);
+
+  //  Get study context
+  StudyContext* GetCurrentStudyContext();
+
+  // Register an object in a StudyContext; return object id
+  int RegisterObject(CORBA::Object_ptr theObject);
+
+  // Return id of registered object
+  CORBA::Long GetObjectId(CORBA::Object_ptr theObject);
+
+  // Return an object that previously had an oldID
+  template<class TInterface> 
+  typename TInterface::_var_type GetObjectByOldId( const int oldID )
+  {
+    if ( StudyContext* myStudyContext = GetCurrentStudyContext() ) {
+      string ior = myStudyContext->getIORbyOldId( oldID );
+      if ( !ior.empty() )
+        return TInterface::_narrow(GetORB()->string_to_object( ior.c_str() ));
+    }
+    return TInterface::_nil();
   }
 
-  GEOM_Client* _ShapeReader;
-protected:
-  SMESH_topo* ExploreMainShape(GEOM::GEOM_Gen_ptr geomEngine,
-                               CORBA::Long studyId,
-                               GEOM::GEOM_Shape_ptr aShape);
+  // Get current study ID
+  int GetCurrentStudyID()
+  { return myCurrentStudy->_is_nil() ? -1 : myCurrentStudy->StudyId(); }
+
+  /*!
+   * \brief Find SObject for an algo
+   */
+  SALOMEDS::SObject_ptr GetAlgoSO(const ::SMESH_Algo* algo);
+private:
+  // Create hypothesis of given type
+  SMESH::SMESH_Hypothesis_ptr createHypothesis( const char* theHypName,
+                                                const char* theLibName)
+    throw ( SALOME::SALOME_Exception );
+  
+  // Create empty mesh on shape
+  SMESH::SMESH_Mesh_ptr createMesh()
+    throw ( SALOME::SALOME_Exception );
+
+  static void loadGeomData( SALOMEDS::SComponent_ptr theCompRoot );
   
 private:
-  SMESH_HypothesisFactory_i _hypothesisFactory_i;
-  ::SMESH_Gen _impl;  // no namespace here
-  int _localId; // unique Id of created objects, within SMESH_Gen_i entity
+  static GEOM::GEOM_Gen_var      myGeomGen;
+  static CORBA::ORB_var          myOrb;         // ORB reference
+  static PortableServer::POA_var myPoa;         // POA reference
+  static SALOME_NamingService*   myNS;          // Naming Service
+  static SALOME_LifeCycleCORBA*  myLCC;         // Life Cycle CORBA
+  static SMESH_Gen_i*            mySMESHGen;    // Point to last created instance of the class
+  ::SMESH_Gen               myGen;              // SMESH_Gen local implementation
+
+  // hypotheses managing
+  map<string, GenericHypothesisCreator_i*> myHypCreatorMap;
+
+  map<int, StudyContext*>   myStudyContextMap;  // Map of study context objects
 
-  map<int, StudyContext_iStruct*> _mapStudyContext_i;
-  map <string, string> _SMESHCorbaObj;
+  GEOM_Client*              myShapeReader;      // Shape reader
+  SALOMEDS::Study_var       myCurrentStudy;     // Current study
+  CORBA::Boolean            myIsEmbeddedMode;   // Current mode
+
+  // Dump Python: trace of API methods calls
+  std::map < int, Handle(TColStd_HSequenceOfAsciiString) > myPythonScripts;
 };
 
+
+namespace SMESH
+{
+  template<class T>
+  T
+  DownCast(CORBA::Object_ptr theArg)
+  {
+    return dynamic_cast<T>(SMESH_Gen_i::GetServant(theArg).in());
+  }
+}
+
+
 #endif