25 lines
481 B
C
25 lines
481 B
C
|
#pragma once
|
||
|
|
#include <functional>
|
||
|
|
|
||
|
|
template<typename ...T>
|
||
|
|
class event
|
||
|
|
{
|
||
|
|
std::vector <std::function<bool(T...)>> callbacks;
|
||
|
|
public:
|
||
|
|
auto operator+=(std::function<bool(T...)> callback) -> event<T...>&
|
||
|
|
{
|
||
|
|
callbacks.emplace_back(callback);
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
auto reset() -> void
|
||
|
|
{
|
||
|
|
callbacks.clear();
|
||
|
|
}
|
||
|
|
auto execute(T... data) -> void
|
||
|
|
{
|
||
|
|
for (auto& callback : callbacks)
|
||
|
|
if (callback(data...)) /* true = handled... */
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
};
|