blob: 3bac8b64e62aa4c0521e0908133d574da891f356 [file] [log] [blame]
/**
* Copyright (C) 2013 Regents of the University of California.
* @author: Jeff Thompson <jefft0@remap.ucla.edu>
* See COPYING for copyright and distribution information.
*/
#ifndef NDN_CHANGED_EVENT_HPP
#define NDN_CHANGED_EVENT_HPP
#include <vector>
#include "../common.hpp"
namespace ndn {
/**
* An OnChanged function object is called to notify a listener of a changed event.
*/
typedef func_lib::function<void()> OnChanged;
class ChangedEvent {
public:
/**
* Add onChanged to the listener list. This does not check if a duplicate is already in the list.
* @param onChanged The OnChanged function object.
*/
void add(OnChanged onChanged)
{
listeners_.push_back(onChanged);
}
/**
* Call all the listeners.
*/
void fire();
#if 0
private:
#endif
std::vector<OnChanged> listeners_;
};
}
#endif