1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 // File : DSC_Callbacks.hxx
23 // Author : André RIBES (EDF)
26 #ifndef _DSC_CALLBACKS_HXX_
27 #define _DSC_CALLBACKS_HXX_
29 #include "DSC_Basic.hxx"
31 #include <SALOMEconfig.h>
32 #include CORBA_SERVER_HEADER(DSC_Engines)
34 /*! \class DSC_Callbacks
35 * \brief This is an abstract class that defines methods that the component
36 * uses to notify the component user code that the state of the component has changed.
38 * Currently only port's connection modifications are signaled.
40 class DSC_BASIC_EXPORT DSC_Callbacks
44 virtual ~DSC_Callbacks() {}
46 /*! \brief This method is used by the component when the number of connection
47 * on a provides port changes.
49 * This information helps the user code to detect operation on its ports.
51 * \param provides_port_name the name of the provides name that has changed.
52 * \param connection_nbr the new number of connection on the provides port.
53 * \param message contains informations about the modification of the port.
55 virtual void provides_port_changed(const char* provides_port_name,
57 const Engines::DSC::Message message) = 0;
59 /*! \brief This method is used by the component when the number of connection
60 * on a uses port changes.
62 * This information helps the user code to detect operation on its ports.
64 * \param uses_port_name the name of the uses name that has changed.
65 * \param new_uses_port the new sequence representing the uses port.
66 * \param message contains informations about the modification of the port.
68 virtual void uses_port_changed(const char* uses_port_name,
69 Engines::DSC::uses_port * new_uses_port,
70 const Engines::DSC::Message message) = 0;