ladybird/Userland/Libraries/LibCore/Notifier.h
Dan Klishch 77e4f0d7d8 LibCore: Allow listening for multiple conditions using a single Notifier
While on it, implement currently unused Notifier::set_type correctly
(but not efficiently) by re-registering Notifier in the EventLoop.
2024-02-03 16:43:13 -07:00

43 lines
788 B
C++

/*
* Copyright (c) 2018-2023, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Function.h>
#include <LibCore/Event.h>
#include <LibCore/EventReceiver.h>
namespace Core {
class Notifier final : public EventReceiver {
C_OBJECT(Notifier);
public:
using Type = NotificationType;
virtual ~Notifier() override;
void set_enabled(bool);
Function<void()> on_activation;
void close();
int fd() const { return m_fd; }
Type type() const { return m_type; }
void set_type(Type type);
void event(Core::Event&) override;
private:
Notifier(int fd, Type type, EventReceiver* parent = nullptr);
int m_fd { -1 };
bool m_is_enabled { false };
Type m_type { Type::None };
};
}