Fawkes API  Fawkes Development Version
change_handler.h
1 
2 /***************************************************************************
3  * change_handler.h - Fawkes configuration change handler interface
4  *
5  * Created: Mon Dec 04 18:48:54 2006
6  * Copyright 2006-2009 Tim Niemueller [www.niemueller.de]
7  *
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version. A runtime exception applies to
14  * this software (see LICENSE.GPL_WRE file mentioned below for details).
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU Library General Public License for more details.
20  *
21  * Read the full text in the LICENSE.GPL_WRE file in the doc directory.
22  */
23 
24 #ifndef __CONFIG_CHANGE_HANDLER_H_
25 #define __CONFIG_CHANGE_HANDLER_H_
26 
27 #include <config/config.h>
28 
29 namespace fawkes {
30 
32 {
33  public:
34  ConfigurationChangeHandler(const char *path_prefix);
36 
37  virtual void config_tag_changed(const char *new_tag) = 0;
38  virtual void config_value_changed(const Configuration::ValueIterator *v) = 0;
39  virtual void config_comment_changed(const Configuration::ValueIterator *v) = 0;
40  virtual void config_value_erased(const char *path) = 0;
41 
42  const char * config_monitor_prefix();
43 
44  private:
45  char *__path_prefix;
46 
47 };
48 
49 } // end namespace fawkes
50 
51 #endif
virtual void config_value_erased(const char *path)=0
Called whenever a value has been erased from the config.
Fawkes library namespace.
Interface for configuration change handling.
virtual void config_value_changed(const Configuration::ValueIterator *v)=0
Called whenever a watched value has changed.
virtual void config_tag_changed(const char *new_tag)=0
Called whenever the tag has changed.
virtual ~ConfigurationChangeHandler()
Destructor.
virtual void config_comment_changed(const Configuration::ValueIterator *v)=0
Called whenever a comment of a watched value has changed.
ConfigurationChangeHandler(const char *path_prefix)
Constructor.
Iterator interface to iterate over config values.
Definition: config.h:72
const char * config_monitor_prefix()
Which path prefix shall be monitored.