X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESH%2FSMESH_subMeshEventListener.hxx;h=ad07dd4d2d20e81360e7705b4d9f402d2f933066;hp=1eb216cf6604cb380d5a9ab370fa41774bdd7e6a;hb=3dcb8f1e04a352d7001ef4eb447939d695fcab62;hpb=79b1ac2b6df9117f16f11d444b1f165d477a1813

diff --git a/src/SMESH/SMESH_subMeshEventListener.hxx b/src/SMESH/SMESH_subMeshEventListener.hxx
index 1eb216cf6..ad07dd4d2 100644
--- a/src/SMESH/SMESH_subMeshEventListener.hxx
+++ b/src/SMESH/SMESH_subMeshEventListener.hxx
@@ -1,37 +1,36 @@
-//  SMESH SMESH : implementaion of SMESH idl descriptions
+// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
 //
-//  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
+// Copyright (C) 2003-2007  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, 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
 //
-// File      : SMESH_subMeshEventListener.hxx
-// Created   : Mon Nov 13 10:45:49 2006
-// Author    : Edward AGAPOV (eap)
-
 
+// File    : SMESH_subMeshEventListener.hxx
+// Created : Mon Nov 13 10:45:49 2006
+// Author  : Edward AGAPOV (eap)
+//
 #ifndef SMESH_subMeshEventListener_HeaderFile
 #define SMESH_subMeshEventListener_HeaderFile
 
 #include "SMESH_SMESH.hxx"
 
 #include <list>
+#include <set>
 
 class  SMESH_subMesh;
 class  SMESH_Hypothesis;
@@ -43,22 +42,33 @@ struct SMESH_subMeshEventListenerData;
  */
 // ------------------------------------------------------------------
 
-class SMESH_EXPORT SMESH_subMeshEventListener {
+class SMESH_EXPORT SMESH_subMeshEventListener
+{
   bool myIsDeletable; //!< if true, it will be deleted by SMESH_subMesh
-public:
-  SMESH_subMeshEventListener(bool isDeletable):myIsDeletable(isDeletable) {}
-  bool IsDeletable() const { return myIsDeletable; }
+  mutable std::set<SMESH_subMesh*> myBusySM; //!< to avoid infinite recursion via events
+  const char*                      myName;   //!< identifier
+  friend class SMESH_subMesh;
+
+ public:
+  SMESH_subMeshEventListener(bool isDeletable, const char* name)
+    :myIsDeletable(isDeletable), myName(name) {}
+  virtual      ~SMESH_subMeshEventListener() {}
+  bool         IsDeletable() const { return myIsDeletable; }
+  const char*  GetName()     const { return myName; }
+  virtual void BeforeDelete(SMESH_subMesh*                  subMesh,
+                            SMESH_subMeshEventListenerData* data)
+  {}
   /*!
    * \brief Do something on a certain event
    * \param event - algo_event or compute_event itself (of SMESH_subMesh)
    * \param eventType - ALGO_EVENT or COMPUTE_EVENT (of SMESH_subMesh)
-   * \param subMesh - the submesh where the event occures
+   * \param subMesh - the submesh where the event occurs
    * \param data - listener data stored in the subMesh
    * \param hyp - hypothesis, if eventType is algo_event
    * 
-   * The base implementation translates CLEAN event to the subMesh stored
-   * in the listener data. Also it sends SUBMESH_COMPUTED event in case of
-   * successful COMPUTE event.
+   * The base implementation (see SMESH_subMesh.cxx) translates CLEAN event
+   * to the subMeshes stored in the listener data. Also it sends SUBMESH_COMPUTED
+   * event in case of successful COMPUTE event.
    */
   virtual void ProcessEvent(const int          event,
                             const int          eventType,
@@ -77,10 +87,13 @@ struct SMESH_subMeshEventListenerData
 {
   bool myIsDeletable; //!< if true, it will be deleted by SMESH_subMesh
   int myType;         //!< to recognize data type
-  std::list<SMESH_subMesh*> mySubMeshes; //!< generally: submeshes depending
-                                         // on the one storing this data
+  std::list<SMESH_subMesh*> mySubMeshes; /* generally: submeshes depending
+                                            on the one storing this data;
+                                            !! they are used to track intermesh
+                                            dependencies at mesh loading as well !! */
 public:
   SMESH_subMeshEventListenerData(bool isDeletable):myIsDeletable(isDeletable) {}
+  virtual ~SMESH_subMeshEventListenerData() {}
   bool IsDeletable() const { return myIsDeletable; }
 
   /*!