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77e4f0d7d8
While on it, implement currently unused Notifier::set_type correctly (but not efficiently) by re-registering Notifier in the EventLoop.
70 lines
1.3 KiB
C++
70 lines
1.3 KiB
C++
/*
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* Copyright (c) 2018-2023, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibCore/Event.h>
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#include <LibCore/EventLoop.h>
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#include <LibCore/Notifier.h>
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namespace Core {
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Notifier::Notifier(int fd, Type type, EventReceiver* parent)
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: EventReceiver(parent)
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, m_fd(fd)
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, m_type(type)
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{
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set_enabled(true);
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}
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Notifier::~Notifier()
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{
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set_enabled(false);
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}
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void Notifier::set_enabled(bool enabled)
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{
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if (m_fd < 0)
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return;
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if (enabled == m_is_enabled)
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return;
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m_is_enabled = enabled;
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if (enabled)
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Core::EventLoop::register_notifier({}, *this);
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else
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Core::EventLoop::unregister_notifier({}, *this);
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}
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void Notifier::close()
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{
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if (m_fd < 0)
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return;
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set_enabled(false);
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m_fd = -1;
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}
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void Notifier::set_type(Type type)
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{
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if (m_is_enabled) {
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// FIXME: Directly communicate intent to the EventLoop.
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set_enabled(false);
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m_type = type;
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set_enabled(true);
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} else {
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m_type = type;
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}
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}
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void Notifier::event(Core::Event& event)
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{
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if (event.type() == Core::Event::NotifierActivation) {
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if (on_activation)
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on_activation();
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return;
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}
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EventReceiver::event(event);
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}
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}
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