asyncevent-listenereventtimeoutevent-loopevent-drivenasynchronous-programmingasynctaskintervaltimersasync-taskmultithreadinterval-timertimeout-control
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.0 KiB
54 lines
1.0 KiB
#ifndef _EVENT_
|
|
#define _EVENT_
|
|
|
|
#include <iostream>
|
|
#include <map>
|
|
#include <string>
|
|
#include <functional>
|
|
#include "runner.hpp"
|
|
|
|
using namespace std;
|
|
|
|
namespace marcelb {
|
|
|
|
#ifndef ON_RUNNER
|
|
#define ON_RUNNER
|
|
runner on_async;
|
|
#endif
|
|
|
|
/**
|
|
* Event class, for event-driven programming.
|
|
* These events are typed according to the arguments of the callback function
|
|
*/
|
|
template<typename... T>
|
|
class event {
|
|
private:
|
|
unordered_map<string, function<void(T...)>> events;
|
|
|
|
public:
|
|
|
|
/**
|
|
* Defines event by key, and callback function
|
|
*/
|
|
void on(const string& key, function<void(T...)> callback) {
|
|
events[key] = callback;
|
|
}
|
|
|
|
/**
|
|
* It emits an event and sends a callback function saved according to the key with the passed parameters
|
|
*/
|
|
template<typename... Args>
|
|
void emit(const string& key, Args... args) {
|
|
auto it = events.find(key);
|
|
if (it != events.end()) {
|
|
auto callback = bind(it->second, forward<Args>(args)...);
|
|
on_async.put_task(callback);
|
|
}
|
|
}
|
|
|
|
|
|
};
|
|
|
|
}
|
|
|
|
#endif |