00001 // this is for emacs file handling -*- mode: c++; indent-tabs-mode: nil -*- 00002 00003 // -- BEGIN LICENSE BLOCK ---------------------------------------------- 00004 // This file is part of FZIs ic_workspace. 00005 // 00006 // This program is free software licensed under the LGPL 00007 // (GNU LESSER GENERAL PUBLIC LICENSE Version 3). 00008 // You can find a copy of this license in LICENSE folder in the top 00009 // directory of the source code. 00010 // 00011 // © Copyright 2014 FZI Forschungszentrum Informatik, Karlsruhe, Germany 00012 // 00013 // -- END LICENSE BLOCK ------------------------------------------------ 00014 00015 //---------------------------------------------------------------------- 00024 //---------------------------------------------------------------------- 00025 #ifndef ICL_CORE_CONFIG_CONFIG_OBSERVER_H_INCLUDED 00026 #define ICL_CORE_CONFIG_CONFIG_OBSERVER_H_INCLUDED 00027 00028 #include "icl_core_config/ConfigManager.h" 00029 00030 namespace icl_core { 00031 namespace config { 00032 00034 00040 class ConfigObserver 00041 { 00042 public: 00048 virtual void valueChanged(const icl_core::String &key) = 0; 00049 00053 virtual ~ConfigObserver() 00054 { 00055 icl_core::config::ConfigManager::instance().unregisterObserver(this); 00056 } 00057 }; 00058 00059 } // namespace config 00060 } // namespace icl_core 00061 00062 #endif // T_CONFIG_OBSERVER_H