tdlight/tdactor/td/actor/Timeout.h
2022-07-14 18:38:48 +03:00

69 lines
1.4 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/actor/actor.h"
#include "td/utils/common.h"
namespace td {
class Timeout final : public Actor {
public:
using Data = void *;
using Callback = void (*)(Data);
Timeout() {
register_actor("Timeout", this).release();
}
void set_callback(Callback callback) {
callback_ = callback;
}
void set_callback_data(Data &&data) {
data_ = data;
}
bool has_timeout() const {
return Actor::has_timeout();
}
double get_timeout() const {
return Actor::get_timeout();
}
void set_timeout_in(double timeout) {
Actor::set_timeout_in(timeout);
}
void set_timeout_at(double timeout) {
Actor::set_timeout_at(timeout);
}
void cancel_timeout() {
if (has_timeout()) {
Actor::cancel_timeout();
callback_ = Callback();
data_ = Data();
}
}
private:
friend class Scheduler;
Callback callback_{};
Data data_{};
void timeout_expired() final {
CHECK(!has_timeout());
CHECK(callback_ != Callback());
Callback callback = callback_;
Data data = data_;
callback_ = Callback();
data_ = Data();
callback(data);
}
};
} // namespace td